[ 4202.143740] run fstests generic/068 at 2020-11-05 22:00:35
[ 4202.436503] BTRFS: device fsid a083ab1b-9e2c-4ee2-a608-260318b9f627 devid 1 transid 5 /dev/mapper/vg0-lv9 scanned by mkfs.btrfs (1203892)
[ 4202.456242] BTRFS info (device dm-9): disk space caching is enabled
[ 4202.456636] BTRFS info (device dm-9): has skinny extents
[ 4202.456961] BTRFS info (device dm-9): flagging fs with big metadata feature
[ 4202.467641] BTRFS info (device dm-9): checking UUID tree
[ 4311.497580] ------------[ cut here ]------------
[ 4311.497989] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4311.498624] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4311.503662] CPU: 0 PID: 1204175 Comm: fsstress Not tainted 5.10.0-rc2+ #38
[ 4311.504219] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.504890] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.505290] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.506783] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4311.507214] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4311.507769] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.508338] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4311.508896] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4311.509540] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4311.510169] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4311.510819] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4311.511291] CR2: 00007f35e0b0f000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4311.511849] Call Trace:
[ 4311.512086]  btrfs_page_mkwrite+0x59/0x500
[ 4311.512416]  ? mmap_region+0x237/0x720
[ 4311.512716]  do_page_mkwrite+0x4f/0x100
[ 4311.513041]  handle_mm_fault+0x122e/0x1960
[ 4311.513380]  do_user_addr_fault+0x201/0x440
[ 4311.513716]  exc_page_fault+0x67/0x250
[ 4311.514036]  ? asm_exc_page_fault+0x8/0x30
[ 4311.514417]  asm_exc_page_fault+0x1e/0x30
[ 4311.514742] RIP: 0033:0x7f35e0c8ba51
[ 4311.515048] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.516499] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.516928] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000014ebe
[ 4311.517573] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b0f000
[ 4311.518143] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.518697] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.519268] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.519833] CPU: 0 PID: 1204175 Comm: fsstress Not tainted 5.10.0-rc2+ #38
[ 4311.520374] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.521037] Call Trace:
[ 4311.521240]  dump_stack+0x8b/0xb0
[ 4311.521507]  ? __sb_start_write+0x1fa/0x210
[ 4311.521841]  __warn.cold+0x24/0x83
[ 4311.522119]  ? __sb_start_write+0x1fa/0x210
[ 4311.522454]  report_bug+0x9a/0xc0
[ 4311.522724]  handle_bug+0x3a/0xa0
[ 4311.522995]  exc_invalid_op+0x14/0x70
[ 4311.523289]  asm_exc_invalid_op+0x12/0x20
[ 4311.523609] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.523990] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.525429] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4311.525840] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4311.526439] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.526998] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4311.527555] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4311.528113] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4311.528664]  ? rcuwait_wake_up+0x5/0x150
[ 4311.528982]  ? rcuwait_wake_up+0x8e/0x150
[ 4311.529303]  ? __sb_start_write+0x1e0/0x210
[ 4311.529635]  btrfs_page_mkwrite+0x59/0x500
[ 4311.529964]  ? mmap_region+0x237/0x720
[ 4311.530262]  do_page_mkwrite+0x4f/0x100
[ 4311.530565]  handle_mm_fault+0x122e/0x1960
[ 4311.530884]  do_user_addr_fault+0x201/0x440
[ 4311.531215]  exc_page_fault+0x67/0x250
[ 4311.531512]  ? asm_exc_page_fault+0x8/0x30
[ 4311.531836]  asm_exc_page_fault+0x1e/0x30
[ 4311.532158] RIP: 0033:0x7f35e0c8ba51
[ 4311.532465] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.533906] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.534252] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000014ebe
[ 4311.534651] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b0f000
[ 4311.535062] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.535459] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.535862] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.536348] irq event stamp: 0
[ 4311.536529] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4311.536912] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.537432] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.537925] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4311.538292] ---[ end trace 2cdaeac5c9e5f737 ]---
[ 4311.538632] ------------[ cut here ]------------
[ 4311.538948] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4311.539453] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4311.543279] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.543862] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.544401] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.544728] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.545954] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4311.546268] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4311.546668] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.547095] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4311.547503] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4311.547904] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4311.548312] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4311.548763] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4311.549105] CR2: 00007f35e0b10000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4311.549520] Call Trace:
[ 4311.549679]  btrfs_page_mkwrite+0x59/0x500
[ 4311.549934]  ? lock_acquire+0x160/0x3e0
[ 4311.550223]  do_page_mkwrite+0x4f/0x100
[ 4311.550503]  handle_mm_fault+0x122e/0x1960
[ 4311.550745]  do_user_addr_fault+0x201/0x440
[ 4311.551012]  exc_page_fault+0x67/0x250
[ 4311.551284]  ? asm_exc_page_fault+0x8/0x30
[ 4311.551578]  asm_exc_page_fault+0x1e/0x30
[ 4311.551806] RIP: 0033:0x7f35e0c8ba51
[ 4311.552028] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.553077] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.553372] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000013ebe
[ 4311.553770] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b10000
[ 4311.554182] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.554661] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.555144] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.555565] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.556033] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.556506] Call Trace:
[ 4311.556651]  dump_stack+0x8b/0xb0
[ 4311.556843]  ? __sb_start_write+0x1fa/0x210
[ 4311.557088]  __warn.cold+0x24/0x83
[ 4311.557284]  ? __sb_start_write+0x1fa/0x210
[ 4311.557523]  report_bug+0x9a/0xc0
[ 4311.557715]  handle_bug+0x3a/0xa0
[ 4311.557910]  exc_invalid_op+0x14/0x70
[ 4311.558120]  asm_exc_invalid_op+0x12/0x20
[ 4311.558350] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.558645] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.559695] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4311.559993] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4311.560390] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.560787] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4311.561188] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4311.561590] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4311.561994]  ? rcuwait_wake_up+0x5/0x150
[ 4311.562217]  ? rcuwait_wake_up+0x8e/0x150
[ 4311.562450]  ? __sb_start_write+0x1e0/0x210
[ 4311.562734]  btrfs_page_mkwrite+0x59/0x500
[ 4311.562977]  ? lock_acquire+0x160/0x3e0
[ 4311.563206]  do_page_mkwrite+0x4f/0x100
[ 4311.563472]  handle_mm_fault+0x122e/0x1960
[ 4311.563744]  do_user_addr_fault+0x201/0x440
[ 4311.564018]  exc_page_fault+0x67/0x250
[ 4311.564257]  ? asm_exc_page_fault+0x8/0x30
[ 4311.564516]  asm_exc_page_fault+0x1e/0x30
[ 4311.564762] RIP: 0033:0x7f35e0c8ba51
[ 4311.564991] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.566130] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.566462] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000013ebe
[ 4311.566894] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b10000
[ 4311.567323] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.567762] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.568194] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.568611] irq event stamp: 0
[ 4311.568791] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4311.569160] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.569634] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.570139] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4311.570492] ---[ end trace 2cdaeac5c9e5f738 ]---
[ 4311.570995] ------------[ cut here ]------------
[ 4311.571264] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4311.571714] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4311.575525] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.576041] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.576664] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.576978] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.578217] RSP: 0018:ffff98e141353c98 EFLAGS: 00010202
[ 4311.578514] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4311.578929] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.579357] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4311.579769] R10: fffffffffffffff0 R11: ffff8bed7ffd3000 R12: 0000000000000001
[ 4311.580210] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4311.580680] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4311.581164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4311.581490] CR2: 00007f294cbb2180 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4311.581891] Call Trace:
[ 4311.582053]  start_transaction+0x40b/0x5c0
[ 4311.582378]  btrfs_dirty_inode+0x44/0xd0
[ 4311.582660]  file_update_time+0xc6/0x120
[ 4311.582886]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4311.583188]  btrfs_page_mkwrite+0xe5/0x500
[ 4311.583478]  ? lock_acquire+0x160/0x3e0
[ 4311.583760]  do_page_mkwrite+0x4f/0x100
[ 4311.583998]  handle_mm_fault+0x122e/0x1960
[ 4311.584332]  do_user_addr_fault+0x201/0x440
[ 4311.584573]  exc_page_fault+0x67/0x250
[ 4311.584788]  ? asm_exc_page_fault+0x8/0x30
[ 4311.585037]  asm_exc_page_fault+0x1e/0x30
[ 4311.585301] RIP: 0033:0x7f35e0c8ba51
[ 4311.585506] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.586603] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.586905] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000013ebe
[ 4311.587318] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b10000
[ 4311.587719] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.588134] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.588535] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.588952] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.589414] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.589887] Call Trace:
[ 4311.590038]  dump_stack+0x8b/0xb0
[ 4311.590230]  ? __sb_start_write+0x1fa/0x210
[ 4311.590469]  __warn.cold+0x24/0x83
[ 4311.590665]  ? __sb_start_write+0x1fa/0x210
[ 4311.590921]  report_bug+0x9a/0xc0
[ 4311.591141]  handle_bug+0x3a/0xa0
[ 4311.591368]  exc_invalid_op+0x14/0x70
[ 4311.591578]  asm_exc_invalid_op+0x12/0x20
[ 4311.591808] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.592084] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.593120] RSP: 0018:ffff98e141353c98 EFLAGS: 00010202
[ 4311.593417] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4311.593825] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.594246] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4311.594661] R10: fffffffffffffff0 R11: ffff8bed7ffd3000 R12: 0000000000000001
[ 4311.595075] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4311.595476]  ? rcuwait_wake_up+0x5/0x150
[ 4311.595700]  ? rcuwait_wake_up+0x8e/0x150
[ 4311.595933]  ? __sb_start_write+0x1e0/0x210
[ 4311.596173]  start_transaction+0x40b/0x5c0
[ 4311.596407]  btrfs_dirty_inode+0x44/0xd0
[ 4311.596633]  file_update_time+0xc6/0x120
[ 4311.596858]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4311.597147]  btrfs_page_mkwrite+0xe5/0x500
[ 4311.597381]  ? lock_acquire+0x160/0x3e0
[ 4311.597602]  do_page_mkwrite+0x4f/0x100
[ 4311.597822]  handle_mm_fault+0x122e/0x1960
[ 4311.598060]  do_user_addr_fault+0x201/0x440
[ 4311.598307]  exc_page_fault+0x67/0x250
[ 4311.598523]  ? asm_exc_page_fault+0x8/0x30
[ 4311.598756]  asm_exc_page_fault+0x1e/0x30
[ 4311.598996] RIP: 0033:0x7f35e0c8ba51
[ 4311.599200] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.600235] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.600530] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000013ebe
[ 4311.600933] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b10000
[ 4311.601335] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.601735] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.602138] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.602573] irq event stamp: 0
[ 4311.602756] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4311.603177] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.603729] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.604258] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4311.604664] ---[ end trace 2cdaeac5c9e5f739 ]---
[ 4311.605040] ------------[ cut here ]------------
[ 4311.605322] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4311.605873] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4311.609611] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.610166] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.610645] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.610930] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.611979] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4311.612283] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4311.612683] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.613100] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4311.613530] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4311.613942] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4311.614341] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4311.614791] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4311.615133] CR2: 00007f35e0b11000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4311.615633] Call Trace:
[ 4311.615780]  btrfs_page_mkwrite+0x59/0x500
[ 4311.616031]  ? lock_acquire+0x160/0x3e0
[ 4311.616253]  do_page_mkwrite+0x4f/0x100
[ 4311.616472]  handle_mm_fault+0x122e/0x1960
[ 4311.616708]  do_user_addr_fault+0x201/0x440
[ 4311.616961]  exc_page_fault+0x67/0x250
[ 4311.617231]  ? asm_exc_page_fault+0x8/0x30
[ 4311.617569]  asm_exc_page_fault+0x1e/0x30
[ 4311.617845] RIP: 0033:0x7f35e0c8ba51
[ 4311.618069] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.619119] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.619439] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000012ebe
[ 4311.619953] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b11000
[ 4311.620371] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.620782] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.621200] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.621683] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.622156] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.622635] Call Trace:
[ 4311.622782]  dump_stack+0x8b/0xb0
[ 4311.622979]  ? __sb_start_write+0x1fa/0x210
[ 4311.623217]  __warn.cold+0x24/0x83
[ 4311.623420]  ? __sb_start_write+0x1fa/0x210
[ 4311.623659]  report_bug+0x9a/0xc0
[ 4311.623852]  handle_bug+0x3a/0xa0
[ 4311.624056]  exc_invalid_op+0x14/0x70
[ 4311.624275]  asm_exc_invalid_op+0x12/0x20
[ 4311.624520] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.624792] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.625843] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4311.626142] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4311.626546] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.626960] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4311.627361] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4311.627760] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4311.628170]  ? rcuwait_wake_up+0x5/0x150
[ 4311.628396]  ? rcuwait_wake_up+0x8e/0x150
[ 4311.628630]  ? __sb_start_write+0x1e0/0x210
[ 4311.628869]  btrfs_page_mkwrite+0x59/0x500
[ 4311.629109]  ? lock_acquire+0x160/0x3e0
[ 4311.629333]  do_page_mkwrite+0x4f/0x100
[ 4311.629557]  handle_mm_fault+0x122e/0x1960
[ 4311.629796]  do_user_addr_fault+0x201/0x440
[ 4311.630046]  exc_page_fault+0x67/0x250
[ 4311.630267]  ? asm_exc_page_fault+0x8/0x30
[ 4311.630504]  asm_exc_page_fault+0x1e/0x30
[ 4311.630735] RIP: 0033:0x7f35e0c8ba51
[ 4311.630953] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.632025] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.632324] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000012ebe
[ 4311.632731] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b11000
[ 4311.633149] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.633562] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.633968] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.634388] irq event stamp: 0
[ 4311.634635] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4311.635049] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.635650] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.636137] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4311.636502] ---[ end trace 2cdaeac5c9e5f73a ]---
[ 4311.636871] ------------[ cut here ]------------
[ 4311.637208] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4311.637695] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4311.641427] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.641936] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.642490] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.642768] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.643864] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4311.644217] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4311.644617] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.645030] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4311.645432] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4311.645831] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4311.646251] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4311.646735] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4311.647078] CR2: 00007f35e0b11000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4311.647485] Call Trace:
[ 4311.647635]  start_transaction+0x40b/0x5c0
[ 4311.647870]  btrfs_dirty_inode+0x44/0xd0
[ 4311.648125]  file_update_time+0xc6/0x120
[ 4311.648389]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4311.648793]  btrfs_page_mkwrite+0xe5/0x500
[ 4311.649090]  ? lock_acquire+0x160/0x3e0
[ 4311.649357]  do_page_mkwrite+0x4f/0x100
[ 4311.649578]  handle_mm_fault+0x122e/0x1960
[ 4311.649822]  do_user_addr_fault+0x201/0x440
[ 4311.650079]  exc_page_fault+0x67/0x250
[ 4311.650399]  ? asm_exc_page_fault+0x8/0x30
[ 4311.650658]  asm_exc_page_fault+0x1e/0x30
[ 4311.650887] RIP: 0033:0x7f35e0c8ba51
[ 4311.651122] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.652170] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.652467] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000012ebe
[ 4311.652864] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b11000
[ 4311.653277] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.653709] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.654126] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.654533] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.655005] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.655484] Call Trace:
[ 4311.655630]  dump_stack+0x8b/0xb0
[ 4311.655823]  ? __sb_start_write+0x1fa/0x210
[ 4311.656069]  __warn.cold+0x24/0x83
[ 4311.656265]  ? __sb_start_write+0x1fa/0x210
[ 4311.656505]  report_bug+0x9a/0xc0
[ 4311.656698]  handle_bug+0x3a/0xa0
[ 4311.656890]  exc_invalid_op+0x14/0x70
[ 4311.657106]  asm_exc_invalid_op+0x12/0x20
[ 4311.657335] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.657607] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.658644] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4311.658942] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4311.659340] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.659738] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4311.660139] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4311.660537] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4311.660939]  ? rcuwait_wake_up+0x5/0x150
[ 4311.661161]  ? rcuwait_wake_up+0x8e/0x150
[ 4311.661391]  ? __sb_start_write+0x1e0/0x210
[ 4311.661628]  start_transaction+0x40b/0x5c0
[ 4311.661862]  btrfs_dirty_inode+0x44/0xd0
[ 4311.662090]  file_update_time+0xc6/0x120
[ 4311.662315]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4311.662601]  btrfs_page_mkwrite+0xe5/0x500
[ 4311.662833]  ? lock_acquire+0x160/0x3e0
[ 4311.663058]  do_page_mkwrite+0x4f/0x100
[ 4311.663276]  handle_mm_fault+0x122e/0x1960
[ 4311.663511]  do_user_addr_fault+0x201/0x440
[ 4311.663750]  exc_page_fault+0x67/0x250
[ 4311.663967]  ? asm_exc_page_fault+0x8/0x30
[ 4311.664201]  asm_exc_page_fault+0x1e/0x30
[ 4311.664429] RIP: 0033:0x7f35e0c8ba51
[ 4311.664665] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.665702] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.666000] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000012ebe
[ 4311.666406] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b11000
[ 4311.666807] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.667209] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.667607] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.668030] irq event stamp: 0
[ 4311.668211] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4311.668635] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.669242] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.669742] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4311.670204] ---[ end trace 2cdaeac5c9e5f73b ]---
[ 4311.670552] ------------[ cut here ]------------
[ 4311.670851] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4311.671351] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4311.675538] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.676094] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.676647] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.677049] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.678193] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4311.678489] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4311.678888] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.679303] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4311.679713] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4311.680147] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4311.680576] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4311.681037] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4311.681361] CR2: 00007f35e0b12000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4311.681762] Call Trace:
[ 4311.681926]  btrfs_page_mkwrite+0x59/0x500
[ 4311.682171]  ? lock_acquire+0x160/0x3e0
[ 4311.682441]  do_page_mkwrite+0x4f/0x100
[ 4311.682699]  handle_mm_fault+0x122e/0x1960
[ 4311.682970]  do_user_addr_fault+0x201/0x440
[ 4311.683238]  exc_page_fault+0x67/0x250
[ 4311.683504]  ? asm_exc_page_fault+0x8/0x30
[ 4311.683779]  asm_exc_page_fault+0x1e/0x30
[ 4311.684061] RIP: 0033:0x7f35e0c8ba51
[ 4311.684324] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.685378] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.685675] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000011ebe
[ 4311.686089] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b12000
[ 4311.686490] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.686888] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.687306] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.687814] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.688350] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.688823] Call Trace:
[ 4311.688975]  dump_stack+0x8b/0xb0
[ 4311.689168]  ? __sb_start_write+0x1fa/0x210
[ 4311.689406]  __warn.cold+0x24/0x83
[ 4311.689603]  ? __sb_start_write+0x1fa/0x210
[ 4311.689843]  report_bug+0x9a/0xc0
[ 4311.690041]  handle_bug+0x3a/0xa0
[ 4311.690235]  exc_invalid_op+0x14/0x70
[ 4311.690445]  asm_exc_invalid_op+0x12/0x20
[ 4311.690674] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.690950] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.691989] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4311.692287] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4311.692686] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.693088] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4311.693485] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4311.693883] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4311.694290]  ? rcuwait_wake_up+0x5/0x150
[ 4311.694513]  ? rcuwait_wake_up+0x8e/0x150
[ 4311.694745]  ? __sb_start_write+0x1e0/0x210
[ 4311.694989]  btrfs_page_mkwrite+0x59/0x500
[ 4311.695223]  ? lock_acquire+0x160/0x3e0
[ 4311.695450]  do_page_mkwrite+0x4f/0x100
[ 4311.695671]  handle_mm_fault+0x122e/0x1960
[ 4311.695909]  do_user_addr_fault+0x201/0x440
[ 4311.696147]  exc_page_fault+0x67/0x250
[ 4311.696362]  ? asm_exc_page_fault+0x8/0x30
[ 4311.696602]  asm_exc_page_fault+0x1e/0x30
[ 4311.696831] RIP: 0033:0x7f35e0c8ba51
[ 4311.697040] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.698074] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.698369] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000011ebe
[ 4311.698765] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b12000
[ 4311.699181] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.699578] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.699980] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.700397] irq event stamp: 0
[ 4311.700585] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4311.700955] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.701416] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.701884] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4311.702252] ---[ end trace 2cdaeac5c9e5f73c ]---
[ 4311.702563] ------------[ cut here ]------------
[ 4311.702828] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4311.703345] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4311.707178] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.707641] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.708132] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.708454] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.709523] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4311.709819] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4311.710232] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.710631] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4311.711042] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4311.711445] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4311.711854] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4311.712320] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4311.712643] CR2: 00007f35e0b12000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4311.713076] Call Trace:
[ 4311.713249]  start_transaction+0x40b/0x5c0
[ 4311.713492]  btrfs_dirty_inode+0x44/0xd0
[ 4311.713724]  file_update_time+0xc6/0x120
[ 4311.713967]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4311.714294]  btrfs_page_mkwrite+0xe5/0x500
[ 4311.714575]  ? lock_acquire+0x160/0x3e0
[ 4311.714795]  do_page_mkwrite+0x4f/0x100
[ 4311.715030]  handle_mm_fault+0x122e/0x1960
[ 4311.715343]  do_user_addr_fault+0x201/0x440
[ 4311.715583]  exc_page_fault+0x67/0x250
[ 4311.715798]  ? asm_exc_page_fault+0x8/0x30
[ 4311.716049]  asm_exc_page_fault+0x1e/0x30
[ 4311.716316] RIP: 0033:0x7f35e0c8ba51
[ 4311.716616] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.717681] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.717992] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000011ebe
[ 4311.718389] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b12000
[ 4311.718790] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.719201] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.719622] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.720041] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.720500] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.720978] Call Trace:
[ 4311.721123]  dump_stack+0x8b/0xb0
[ 4311.721315]  ? __sb_start_write+0x1fa/0x210
[ 4311.721555]  __warn.cold+0x24/0x83
[ 4311.721751]  ? __sb_start_write+0x1fa/0x210
[ 4311.722001]  report_bug+0x9a/0xc0
[ 4311.722193]  handle_bug+0x3a/0xa0
[ 4311.722384]  exc_invalid_op+0x14/0x70
[ 4311.722601]  asm_exc_invalid_op+0x12/0x20
[ 4311.722839] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.723122] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.724154] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4311.724448] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4311.724843] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.725245] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4311.725641] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4311.726041] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4311.726443]  ? rcuwait_wake_up+0x5/0x150
[ 4311.726673]  ? rcuwait_wake_up+0x8e/0x150
[ 4311.726906]  ? __sb_start_write+0x1e0/0x210
[ 4311.727146]  start_transaction+0x40b/0x5c0
[ 4311.727379]  btrfs_dirty_inode+0x44/0xd0
[ 4311.727604]  file_update_time+0xc6/0x120
[ 4311.727828]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4311.728118]  btrfs_page_mkwrite+0xe5/0x500
[ 4311.728351]  ? lock_acquire+0x160/0x3e0
[ 4311.728570]  do_page_mkwrite+0x4f/0x100
[ 4311.728789]  handle_mm_fault+0x122e/0x1960
[ 4311.729033]  do_user_addr_fault+0x201/0x440
[ 4311.729273]  exc_page_fault+0x67/0x250
[ 4311.729488]  ? asm_exc_page_fault+0x8/0x30
[ 4311.729723]  asm_exc_page_fault+0x1e/0x30
[ 4311.729955] RIP: 0033:0x7f35e0c8ba51
[ 4311.730160] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.731194] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.731487] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000011ebe
[ 4311.731886] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b12000
[ 4311.732287] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.732682] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.733083] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.733496] irq event stamp: 0
[ 4311.733695] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4311.734060] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.734542] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.735068] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4311.735485] ---[ end trace 2cdaeac5c9e5f73d ]---
[ 4311.735827] ------------[ cut here ]------------
[ 4311.736128] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4311.736691] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4311.740473] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.740956] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.741442] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.741716] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.742803] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4311.743152] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4311.743550] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.743962] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4311.744360] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4311.744758] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4311.745170] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4311.745649] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4311.745989] CR2: 00007f35e0b13000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4311.746398] Call Trace:
[ 4311.746553]  btrfs_page_mkwrite+0x59/0x500
[ 4311.746788]  ? lock_acquire+0x160/0x3e0
[ 4311.747030]  do_page_mkwrite+0x4f/0x100
[ 4311.747297]  handle_mm_fault+0x122e/0x1960
[ 4311.747648]  do_user_addr_fault+0x201/0x440
[ 4311.747937]  exc_page_fault+0x67/0x250
[ 4311.748155]  ? asm_exc_page_fault+0x8/0x30
[ 4311.748390]  asm_exc_page_fault+0x1e/0x30
[ 4311.748621] RIP: 0033:0x7f35e0c8ba51
[ 4311.748826] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.749884] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.750196] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000010ebe
[ 4311.750634] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b13000
[ 4311.751053] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.751456] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.751858] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.752281] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.752744] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.753227] Call Trace:
[ 4311.753374]  dump_stack+0x8b/0xb0
[ 4311.753569]  ? __sb_start_write+0x1fa/0x210
[ 4311.753808]  __warn.cold+0x24/0x83
[ 4311.754010]  ? __sb_start_write+0x1fa/0x210
[ 4311.754249]  report_bug+0x9a/0xc0
[ 4311.754442]  handle_bug+0x3a/0xa0
[ 4311.754633]  exc_invalid_op+0x14/0x70
[ 4311.754845]  asm_exc_invalid_op+0x12/0x20
[ 4311.755079] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.755352] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.756389] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4311.756684] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4311.757088] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.757486] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4311.757884] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4311.758286] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4311.758687]  ? rcuwait_wake_up+0x5/0x150
[ 4311.758917]  ? rcuwait_wake_up+0x8e/0x150
[ 4311.759150]  ? __sb_start_write+0x1e0/0x210
[ 4311.759391]  btrfs_page_mkwrite+0x59/0x500
[ 4311.759632]  ? lock_acquire+0x160/0x3e0
[ 4311.759872]  do_page_mkwrite+0x4f/0x100
[ 4311.760106]  handle_mm_fault+0x122e/0x1960
[ 4311.760345]  do_user_addr_fault+0x201/0x440
[ 4311.760586]  exc_page_fault+0x67/0x250
[ 4311.760802]  ? asm_exc_page_fault+0x8/0x30
[ 4311.761043]  asm_exc_page_fault+0x1e/0x30
[ 4311.761273] RIP: 0033:0x7f35e0c8ba51
[ 4311.761479] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.762522] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.762819] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000010ebe
[ 4311.763223] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b13000
[ 4311.763621] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.764025] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.764423] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.764842] irq event stamp: 0
[ 4311.765098] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4311.765463] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.765983] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.766535] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4311.766960] ---[ end trace 2cdaeac5c9e5f73e ]---
[ 4311.767301] ------------[ cut here ]------------
[ 4311.767580] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4311.768079] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4311.771717] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.772194] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.772674] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.772959] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.774008] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4311.774312] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4311.774711] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.775126] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4311.775583] R10: 000000000002e224 R11: 0000000000000000 R12: 0000000000000001
[ 4311.776000] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4311.776400] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4311.776849] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4311.777188] CR2: 00007f35e0b13000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4311.777595] Call Trace:
[ 4311.777806]  start_transaction+0x40b/0x5c0
[ 4311.778064]  btrfs_dirty_inode+0x44/0xd0
[ 4311.778297]  file_update_time+0xc6/0x120
[ 4311.778526]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4311.778816]  btrfs_page_mkwrite+0xe5/0x500
[ 4311.779071]  ? lock_acquire+0x160/0x3e0
[ 4311.779380]  do_page_mkwrite+0x4f/0x100
[ 4311.779733]  handle_mm_fault+0x122e/0x1960
[ 4311.780049]  do_user_addr_fault+0x201/0x440
[ 4311.780292]  exc_page_fault+0x67/0x250
[ 4311.780506]  ? asm_exc_page_fault+0x8/0x30
[ 4311.780740]  asm_exc_page_fault+0x1e/0x30
[ 4311.780987] RIP: 0033:0x7f35e0c8ba51
[ 4311.781194] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.782290] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.782587] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000010ebe
[ 4311.782999] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b13000
[ 4311.783403] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.783802] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.784217] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.784682] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.785150] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.785626] Call Trace:
[ 4311.785773]  dump_stack+0x8b/0xb0
[ 4311.785969]  ? __sb_start_write+0x1fa/0x210
[ 4311.786208]  __warn.cold+0x24/0x83
[ 4311.786404]  ? __sb_start_write+0x1fa/0x210
[ 4311.786645]  report_bug+0x9a/0xc0
[ 4311.786838]  handle_bug+0x3a/0xa0
[ 4311.787033]  exc_invalid_op+0x14/0x70
[ 4311.787246]  asm_exc_invalid_op+0x12/0x20
[ 4311.787475] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.787745] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.788778] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4311.789076] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4311.789474] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.789873] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4311.790272] R10: 000000000002e224 R11: 0000000000000000 R12: 0000000000000001
[ 4311.790669] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4311.791071]  ? rcuwait_wake_up+0x5/0x150
[ 4311.791293]  ? rcuwait_wake_up+0x8e/0x150
[ 4311.791522]  ? __sb_start_write+0x1e0/0x210
[ 4311.791763]  start_transaction+0x40b/0x5c0
[ 4311.792000]  btrfs_dirty_inode+0x44/0xd0
[ 4311.792225]  file_update_time+0xc6/0x120
[ 4311.792449]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4311.792736]  btrfs_page_mkwrite+0xe5/0x500
[ 4311.792973]  ? lock_acquire+0x160/0x3e0
[ 4311.793194]  do_page_mkwrite+0x4f/0x100
[ 4311.793414]  handle_mm_fault+0x122e/0x1960
[ 4311.793649]  do_user_addr_fault+0x201/0x440
[ 4311.793887]  exc_page_fault+0x67/0x250
[ 4311.794105]  ? asm_exc_page_fault+0x8/0x30
[ 4311.794338]  asm_exc_page_fault+0x1e/0x30
[ 4311.794566] RIP: 0033:0x7f35e0c8ba51
[ 4311.794770] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.795810] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.796111] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000010ebe
[ 4311.796508] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b13000
[ 4311.796907] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.797305] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.797707] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.798130] irq event stamp: 0
[ 4311.798329] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4311.798719] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.799428] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.800046] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4311.800400] ---[ end trace 2cdaeac5c9e5f73f ]---
[ 4311.800762] ------------[ cut here ]------------
[ 4311.801090] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4311.801599] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4311.805527] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.806038] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.806513] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.806786] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.807827] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4311.808192] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4311.808596] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.809033] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4311.809434] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4311.809830] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4311.810244] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4311.810718] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4311.811053] CR2: 00007f35e0b14000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4311.811460] Call Trace:
[ 4311.811609]  btrfs_page_mkwrite+0x59/0x500
[ 4311.811844]  ? lock_acquire+0x160/0x3e0
[ 4311.812081]  do_page_mkwrite+0x4f/0x100
[ 4311.812364]  handle_mm_fault+0x122e/0x1960
[ 4311.812704]  do_user_addr_fault+0x201/0x440
[ 4311.813005]  exc_page_fault+0x67/0x250
[ 4311.813222]  ? asm_exc_page_fault+0x8/0x30
[ 4311.813455]  asm_exc_page_fault+0x1e/0x30
[ 4311.813686] RIP: 0033:0x7f35e0c8ba51
[ 4311.813891] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.814941] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.815253] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000febe
[ 4311.815757] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b14000
[ 4311.816172] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.816572] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.816983] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.817387] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.817847] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.818331] Call Trace:
[ 4311.818477]  dump_stack+0x8b/0xb0
[ 4311.818670]  ? __sb_start_write+0x1fa/0x210
[ 4311.818913]  __warn.cold+0x24/0x83
[ 4311.819110]  ? __sb_start_write+0x1fa/0x210
[ 4311.819349]  report_bug+0x9a/0xc0
[ 4311.819550]  handle_bug+0x3a/0xa0
[ 4311.819742]  exc_invalid_op+0x14/0x70
[ 4311.819957]  asm_exc_invalid_op+0x12/0x20
[ 4311.820186] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.820457] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.821525] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4311.821821] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4311.822221] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.822618] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4311.823025] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4311.823422] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4311.823821]  ? rcuwait_wake_up+0x5/0x150
[ 4311.824048]  ? rcuwait_wake_up+0x8e/0x150
[ 4311.824277]  ? __sb_start_write+0x1e0/0x210
[ 4311.824515]  btrfs_page_mkwrite+0x59/0x500
[ 4311.824748]  ? lock_acquire+0x160/0x3e0
[ 4311.824980]  do_page_mkwrite+0x4f/0x100
[ 4311.825201]  handle_mm_fault+0x122e/0x1960
[ 4311.825437]  do_user_addr_fault+0x201/0x440
[ 4311.825685]  exc_page_fault+0x67/0x250
[ 4311.825900]  ? asm_exc_page_fault+0x8/0x30
[ 4311.826137]  asm_exc_page_fault+0x1e/0x30
[ 4311.826364] RIP: 0033:0x7f35e0c8ba51
[ 4311.826569] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.827598] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.827891] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000febe
[ 4311.828300] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b14000
[ 4311.828705] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.829117] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.829528] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.829951] irq event stamp: 0
[ 4311.830130] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4311.830509] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.831086] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.831637] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4311.832000] ---[ end trace 2cdaeac5c9e5f740 ]---
[ 4311.832343] ------------[ cut here ]------------
[ 4311.832628] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4311.833211] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4311.836990] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.837450] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.837939] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.838242] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.839285] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4311.839582] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4311.839995] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.840396] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4311.840792] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4311.841205] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4311.841659] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4311.842124] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4311.842448] CR2: 00007f35e0b14000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4311.842845] Call Trace:
[ 4311.843006]  start_transaction+0x40b/0x5c0
[ 4311.843273]  btrfs_dirty_inode+0x44/0xd0
[ 4311.843606]  file_update_time+0xc6/0x120
[ 4311.843833]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4311.844133]  btrfs_page_mkwrite+0xe5/0x500
[ 4311.844413]  ? lock_acquire+0x160/0x3e0
[ 4311.844693]  do_page_mkwrite+0x4f/0x100
[ 4311.844926]  handle_mm_fault+0x122e/0x1960
[ 4311.845198]  do_user_addr_fault+0x201/0x440
[ 4311.845438]  exc_page_fault+0x67/0x250
[ 4311.845657]  ? asm_exc_page_fault+0x8/0x30
[ 4311.845891]  asm_exc_page_fault+0x1e/0x30
[ 4311.846135] RIP: 0033:0x7f35e0c8ba51
[ 4311.846393] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.847496] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.847792] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000febe
[ 4311.848203] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b14000
[ 4311.848604] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.849016] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.849413] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.849815] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.850279] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.850754] Call Trace:
[ 4311.850899]  dump_stack+0x8b/0xb0
[ 4311.851097]  ? __sb_start_write+0x1fa/0x210
[ 4311.851337]  __warn.cold+0x24/0x83
[ 4311.851533]  ? __sb_start_write+0x1fa/0x210
[ 4311.851771]  report_bug+0x9a/0xc0
[ 4311.851967]  handle_bug+0x3a/0xa0
[ 4311.852158]  exc_invalid_op+0x14/0x70
[ 4311.852369]  asm_exc_invalid_op+0x12/0x20
[ 4311.852597] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.852867] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.853899] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4311.854198] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4311.854593] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.854993] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4311.855391] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4311.855872] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4311.856317]  ? rcuwait_wake_up+0x5/0x150
[ 4311.856551]  ? rcuwait_wake_up+0x8e/0x150
[ 4311.856791]  ? __sb_start_write+0x1e0/0x210
[ 4311.857050]  start_transaction+0x40b/0x5c0
[ 4311.857287]  btrfs_dirty_inode+0x44/0xd0
[ 4311.857514]  file_update_time+0xc6/0x120
[ 4311.857740]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4311.858032]  btrfs_page_mkwrite+0xe5/0x500
[ 4311.858282]  ? lock_acquire+0x160/0x3e0
[ 4311.858503]  do_page_mkwrite+0x4f/0x100
[ 4311.858722]  handle_mm_fault+0x122e/0x1960
[ 4311.858962]  do_user_addr_fault+0x201/0x440
[ 4311.859201]  exc_page_fault+0x67/0x250
[ 4311.859414]  ? asm_exc_page_fault+0x8/0x30
[ 4311.859647]  asm_exc_page_fault+0x1e/0x30
[ 4311.859877] RIP: 0033:0x7f35e0c8ba51
[ 4311.860085] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.861116] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.861409] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000febe
[ 4311.861811] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b14000
[ 4311.862221] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.862618] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.863017] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.863429] irq event stamp: 0
[ 4311.863627] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4311.863990] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.864489] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.865016] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4311.865426] ---[ end trace 2cdaeac5c9e5f741 ]---
[ 4311.865776] ------------[ cut here ]------------
[ 4311.866121] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4311.866676] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4311.870555] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.871090] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.871568] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.871840] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.872892] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4311.873230] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4311.873631] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.874045] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4311.874444] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4311.874842] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4311.875255] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4311.875718] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4311.876054] CR2: 00007f35e0b15000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4311.876459] Call Trace:
[ 4311.876607]  btrfs_page_mkwrite+0x59/0x500
[ 4311.876843]  ? lock_acquire+0x160/0x3e0
[ 4311.877080]  do_page_mkwrite+0x4f/0x100
[ 4311.877333]  handle_mm_fault+0x122e/0x1960
[ 4311.877679]  do_user_addr_fault+0x201/0x440
[ 4311.877967]  exc_page_fault+0x67/0x250
[ 4311.878183]  ? asm_exc_page_fault+0x8/0x30
[ 4311.878422]  asm_exc_page_fault+0x1e/0x30
[ 4311.878652] RIP: 0033:0x7f35e0c8ba51
[ 4311.878857] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.879917] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.880263] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000eebe
[ 4311.880667] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b15000
[ 4311.881081] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.881480] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.881877] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.882293] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.882753] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.883230] Call Trace:
[ 4311.883376]  dump_stack+0x8b/0xb0
[ 4311.883568]  ? __sb_start_write+0x1fa/0x210
[ 4311.883806]  __warn.cold+0x24/0x83
[ 4311.884006]  ? __sb_start_write+0x1fa/0x210
[ 4311.884244]  report_bug+0x9a/0xc0
[ 4311.884436]  handle_bug+0x3a/0xa0
[ 4311.884628]  exc_invalid_op+0x14/0x70
[ 4311.884837]  asm_exc_invalid_op+0x12/0x20
[ 4311.885069] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.885338] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.886370] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4311.886662] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4311.887063] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.887457] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4311.887855] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4311.888254] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4311.888653]  ? rcuwait_wake_up+0x5/0x150
[ 4311.888875]  ? rcuwait_wake_up+0x8e/0x150
[ 4311.889110]  ? __sb_start_write+0x1e0/0x210
[ 4311.889348]  btrfs_page_mkwrite+0x59/0x500
[ 4311.889581]  ? lock_acquire+0x160/0x3e0
[ 4311.889801]  do_page_mkwrite+0x4f/0x100
[ 4311.890025]  handle_mm_fault+0x122e/0x1960
[ 4311.890259]  do_user_addr_fault+0x201/0x440
[ 4311.890497]  exc_page_fault+0x67/0x250
[ 4311.890712]  ? asm_exc_page_fault+0x8/0x30
[ 4311.890948]  asm_exc_page_fault+0x1e/0x30
[ 4311.891176] RIP: 0033:0x7f35e0c8ba51
[ 4311.891380] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.892410] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.892704] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000eebe
[ 4311.893104] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b15000
[ 4311.893499] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.893896] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.894294] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.894703] irq event stamp: 0
[ 4311.894881] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4311.895271] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.895735] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.896243] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4311.896656] ---[ end trace 2cdaeac5c9e5f742 ]---
[ 4311.897027] ------------[ cut here ]------------
[ 4311.897293] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4311.897770] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4311.901541] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.902015] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.902493] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.902764] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.903809] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4311.904146] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4311.904544] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.904956] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4311.905354] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4311.905753] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4311.906163] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4311.906629] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4311.906965] CR2: 00007f35e0b15000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4311.907364] Call Trace:
[ 4311.907509]  start_transaction+0x40b/0x5c0
[ 4311.907744]  btrfs_dirty_inode+0x44/0xd0
[ 4311.907982]  file_update_time+0xc6/0x120
[ 4311.908243]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4311.908586]  btrfs_page_mkwrite+0xe5/0x500
[ 4311.908855]  ? lock_acquire+0x160/0x3e0
[ 4311.909090]  do_page_mkwrite+0x4f/0x100
[ 4311.909310]  handle_mm_fault+0x122e/0x1960
[ 4311.909546]  do_user_addr_fault+0x201/0x440
[ 4311.909783]  exc_page_fault+0x67/0x250
[ 4311.910013]  ? asm_exc_page_fault+0x8/0x30
[ 4311.910349]  asm_exc_page_fault+0x1e/0x30
[ 4311.910676] RIP: 0033:0x7f35e0c8ba51
[ 4311.910882] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.911926] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.912243] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000eebe
[ 4311.912640] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b15000
[ 4311.913051] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.913449] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.913845] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.914258] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.914716] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.915194] Call Trace:
[ 4311.915339]  dump_stack+0x8b/0xb0
[ 4311.915530]  ? __sb_start_write+0x1fa/0x210
[ 4311.915767]  __warn.cold+0x24/0x83
[ 4311.915967]  ? __sb_start_write+0x1fa/0x210
[ 4311.916204]  report_bug+0x9a/0xc0
[ 4311.916395]  handle_bug+0x3a/0xa0
[ 4311.916585]  exc_invalid_op+0x14/0x70
[ 4311.916797]  asm_exc_invalid_op+0x12/0x20
[ 4311.917029] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.917299] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.918332] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4311.918626] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4311.919026] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.919424] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4311.919820] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4311.920221] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4311.920620]  ? rcuwait_wake_up+0x5/0x150
[ 4311.920843]  ? rcuwait_wake_up+0x8e/0x150
[ 4311.921078]  ? __sb_start_write+0x1e0/0x210
[ 4311.921316]  start_transaction+0x40b/0x5c0
[ 4311.921550]  btrfs_dirty_inode+0x44/0xd0
[ 4311.921774]  file_update_time+0xc6/0x120
[ 4311.922005]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4311.922291]  btrfs_page_mkwrite+0xe5/0x500
[ 4311.922524]  ? lock_acquire+0x160/0x3e0
[ 4311.922744]  do_page_mkwrite+0x4f/0x100
[ 4311.922966]  handle_mm_fault+0x122e/0x1960
[ 4311.923202]  do_user_addr_fault+0x201/0x440
[ 4311.923440]  exc_page_fault+0x67/0x250
[ 4311.923654]  ? asm_exc_page_fault+0x8/0x30
[ 4311.923887]  asm_exc_page_fault+0x1e/0x30
[ 4311.924119] RIP: 0033:0x7f35e0c8ba51
[ 4311.924323] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.925356] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.925650] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000eebe
[ 4311.926051] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b15000
[ 4311.926447] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.926845] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.927244] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.927655] irq event stamp: 0
[ 4311.927832] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4311.928252] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.928732] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.929309] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4311.929706] ---[ end trace 2cdaeac5c9e5f743 ]---
[ 4311.930066] ------------[ cut here ]------------
[ 4311.930341] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4311.930821] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4311.934579] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.935052] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.935528] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.935799] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.936845] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4311.937191] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4311.937590] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.938003] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4311.938403] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4311.938800] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4311.939212] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4311.939670] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4311.940006] CR2: 00007f35e0b16000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4311.940406] Call Trace:
[ 4311.940552]  btrfs_page_mkwrite+0x59/0x500
[ 4311.940786]  ? lock_acquire+0x160/0x3e0
[ 4311.941021]  do_page_mkwrite+0x4f/0x100
[ 4311.941268]  handle_mm_fault+0x122e/0x1960
[ 4311.941608]  do_user_addr_fault+0x201/0x440
[ 4311.941884]  exc_page_fault+0x67/0x250
[ 4311.942113]  ? asm_exc_page_fault+0x8/0x30
[ 4311.942347]  asm_exc_page_fault+0x1e/0x30
[ 4311.942577] RIP: 0033:0x7f35e0c8ba51
[ 4311.942782] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.943825] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.944159] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000debe
[ 4311.944566] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b16000
[ 4311.944976] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.945376] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.945773] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.946187] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.946646] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.947125] Call Trace:
[ 4311.947270]  dump_stack+0x8b/0xb0
[ 4311.947461]  ? __sb_start_write+0x1fa/0x210
[ 4311.947698]  __warn.cold+0x24/0x83
[ 4311.947894]  ? __sb_start_write+0x1fa/0x210
[ 4311.948135]  report_bug+0x9a/0xc0
[ 4311.948326]  handle_bug+0x3a/0xa0
[ 4311.948517]  exc_invalid_op+0x14/0x70
[ 4311.948727]  asm_exc_invalid_op+0x12/0x20
[ 4311.948958] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.949228] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.950259] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4311.950553] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4311.950952] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.951352] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4311.951748] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4311.952149] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4311.952547]  ? rcuwait_wake_up+0x5/0x150
[ 4311.952770]  ? rcuwait_wake_up+0x8e/0x150
[ 4311.953003]  ? __sb_start_write+0x1e0/0x210
[ 4311.953243]  btrfs_page_mkwrite+0x59/0x500
[ 4311.953476]  ? lock_acquire+0x160/0x3e0
[ 4311.953695]  do_page_mkwrite+0x4f/0x100
[ 4311.953917]  handle_mm_fault+0x122e/0x1960
[ 4311.954151]  do_user_addr_fault+0x201/0x440
[ 4311.954390]  exc_page_fault+0x67/0x250
[ 4311.954603]  ? asm_exc_page_fault+0x8/0x30
[ 4311.954836]  asm_exc_page_fault+0x1e/0x30
[ 4311.955068] RIP: 0033:0x7f35e0c8ba51
[ 4311.955274] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.956307] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.956602] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000debe
[ 4311.957001] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b16000
[ 4311.957398] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.957794] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.958194] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.958602] irq event stamp: 0
[ 4311.958781] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4311.959181] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.959716] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.960196] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4311.960591] ---[ end trace 2cdaeac5c9e5f744 ]---
[ 4311.960865] ------------[ cut here ]------------
[ 4311.961144] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4311.961623] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4311.965363] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.965823] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.966313] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.966634] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.967677] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4311.968028] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4311.968428] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.968826] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4311.969280] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4311.969680] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4311.970150] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4311.970600] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4311.970935] CR2: 00007f35e0b16000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4311.971336] Call Trace:
[ 4311.971482]  start_transaction+0x40b/0x5c0
[ 4311.971716]  btrfs_dirty_inode+0x44/0xd0
[ 4311.971955]  file_update_time+0xc6/0x120
[ 4311.972223]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4311.972566]  btrfs_page_mkwrite+0xe5/0x500
[ 4311.972826]  ? lock_acquire+0x160/0x3e0
[ 4311.973061]  do_page_mkwrite+0x4f/0x100
[ 4311.973282]  handle_mm_fault+0x122e/0x1960
[ 4311.973517]  do_user_addr_fault+0x201/0x440
[ 4311.973756]  exc_page_fault+0x67/0x250
[ 4311.973984]  ? asm_exc_page_fault+0x8/0x30
[ 4311.974261]  asm_exc_page_fault+0x1e/0x30
[ 4311.974541] RIP: 0033:0x7f35e0c8ba51
[ 4311.974804] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.975847] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.976157] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000debe
[ 4311.976557] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b16000
[ 4311.976967] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.977365] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.977763] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.978176] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.978641] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.979119] Call Trace:
[ 4311.979264]  dump_stack+0x8b/0xb0
[ 4311.979455]  ? __sb_start_write+0x1fa/0x210
[ 4311.979692]  __warn.cold+0x24/0x83
[ 4311.979888]  ? __sb_start_write+0x1fa/0x210
[ 4311.980129]  report_bug+0x9a/0xc0
[ 4311.980320]  handle_bug+0x3a/0xa0
[ 4311.980512]  exc_invalid_op+0x14/0x70
[ 4311.980721]  asm_exc_invalid_op+0x12/0x20
[ 4311.980953] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.981223] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4311.982256] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4311.982551] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4311.982952] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4311.983348] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4311.983746] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4311.984145] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4311.984545]  ? rcuwait_wake_up+0x5/0x150
[ 4311.984768]  ? rcuwait_wake_up+0x8e/0x150
[ 4311.985001]  ? __sb_start_write+0x1e0/0x210
[ 4311.985239]  start_transaction+0x40b/0x5c0
[ 4311.985473]  btrfs_dirty_inode+0x44/0xd0
[ 4311.985697]  file_update_time+0xc6/0x120
[ 4311.985924]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4311.986209]  btrfs_page_mkwrite+0xe5/0x500
[ 4311.986442]  ? lock_acquire+0x160/0x3e0
[ 4311.986662]  do_page_mkwrite+0x4f/0x100
[ 4311.986882]  handle_mm_fault+0x122e/0x1960
[ 4311.987119]  do_user_addr_fault+0x201/0x440
[ 4311.987357]  exc_page_fault+0x67/0x250
[ 4311.987571]  ? asm_exc_page_fault+0x8/0x30
[ 4311.987804]  asm_exc_page_fault+0x1e/0x30
[ 4311.988035] RIP: 0033:0x7f35e0c8ba51
[ 4311.988239] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4311.989273] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4311.989567] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000debe
[ 4311.989967] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b16000
[ 4311.990363] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4311.990760] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4311.991160] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4311.991573] irq event stamp: 0
[ 4311.991752] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4311.992133] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.992673] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4311.993171] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4311.993571] ---[ end trace 2cdaeac5c9e5f745 ]---
[ 4311.993922] ------------[ cut here ]------------
[ 4311.994206] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4311.994747] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4311.998501] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4311.998973] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4311.999449] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4311.999720] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.000762] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.001100] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.001498] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.001896] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.002307] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.002705] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.003115] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.003566] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.003889] CR2: 00007f35e0b17000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.004301] Call Trace:
[ 4312.004468]  btrfs_page_mkwrite+0x59/0x500
[ 4312.004759]  ? lock_acquire+0x160/0x3e0
[ 4312.005044]  do_page_mkwrite+0x4f/0x100
[ 4312.005264]  handle_mm_fault+0x122e/0x1960
[ 4312.005499]  do_user_addr_fault+0x201/0x440
[ 4312.005737]  exc_page_fault+0x67/0x250
[ 4312.005964]  ? asm_exc_page_fault+0x8/0x30
[ 4312.006234]  asm_exc_page_fault+0x1e/0x30
[ 4312.006507] RIP: 0033:0x7f35e0c8ba51
[ 4312.006711] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.007752] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.008061] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000cebe
[ 4312.008460] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b17000
[ 4312.008857] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.009267] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.009683] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.010095] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.010554] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.011030] Call Trace:
[ 4312.011175]  dump_stack+0x8b/0xb0
[ 4312.011366]  ? __sb_start_write+0x1fa/0x210
[ 4312.011602]  __warn.cold+0x24/0x83
[ 4312.011798]  ? __sb_start_write+0x1fa/0x210
[ 4312.012039]  report_bug+0x9a/0xc0
[ 4312.012230]  handle_bug+0x3a/0xa0
[ 4312.012421]  exc_invalid_op+0x14/0x70
[ 4312.012631]  asm_exc_invalid_op+0x12/0x20
[ 4312.012859] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.013132] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.014163] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.014455] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.014852] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.015251] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.015648] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.016046] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.016445]  ? rcuwait_wake_up+0x5/0x150
[ 4312.016668]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.016899]  ? __sb_start_write+0x1e0/0x210
[ 4312.017140]  btrfs_page_mkwrite+0x59/0x500
[ 4312.017373]  ? lock_acquire+0x160/0x3e0
[ 4312.017593]  do_page_mkwrite+0x4f/0x100
[ 4312.017812]  handle_mm_fault+0x122e/0x1960
[ 4312.018049]  do_user_addr_fault+0x201/0x440
[ 4312.018286]  exc_page_fault+0x67/0x250
[ 4312.018500]  ? asm_exc_page_fault+0x8/0x30
[ 4312.018732]  asm_exc_page_fault+0x1e/0x30
[ 4312.018963] RIP: 0033:0x7f35e0c8ba51
[ 4312.019167] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.020198] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.020491] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000cebe
[ 4312.020887] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b17000
[ 4312.021328] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.021725] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.022123] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.022532] irq event stamp: 0
[ 4312.022709] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.023110] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.023652] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.024204] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.024556] ---[ end trace 2cdaeac5c9e5f746 ]---
[ 4312.024957] ------------[ cut here ]------------
[ 4312.025236] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.025724] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.029470] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.029942] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.030418] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.030688] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.031730] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.032073] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.032470] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.032869] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.033279] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.033683] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.034093] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.034543] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.034864] CR2: 00007f35e0b17000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.035275] Call Trace:
[ 4312.035444]  start_transaction+0x40b/0x5c0
[ 4312.035730]  btrfs_dirty_inode+0x44/0xd0
[ 4312.036009]  file_update_time+0xc6/0x120
[ 4312.036233]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.036518]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.036751]  ? lock_acquire+0x160/0x3e0
[ 4312.036984]  do_page_mkwrite+0x4f/0x100
[ 4312.037237]  handle_mm_fault+0x122e/0x1960
[ 4312.037570]  do_user_addr_fault+0x201/0x440
[ 4312.037839]  exc_page_fault+0x67/0x250
[ 4312.038068]  ? asm_exc_page_fault+0x8/0x30
[ 4312.038302]  asm_exc_page_fault+0x1e/0x30
[ 4312.038530] RIP: 0033:0x7f35e0c8ba51
[ 4312.038736] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.039776] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.040125] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000cebe
[ 4312.040536] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b17000
[ 4312.040946] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.041345] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.041742] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.042155] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.042613] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.043090] Call Trace:
[ 4312.043234]  dump_stack+0x8b/0xb0
[ 4312.043424]  ? __sb_start_write+0x1fa/0x210
[ 4312.043661]  __warn.cold+0x24/0x83
[ 4312.043856]  ? __sb_start_write+0x1fa/0x210
[ 4312.044097]  report_bug+0x9a/0xc0
[ 4312.044289]  handle_bug+0x3a/0xa0
[ 4312.044479]  exc_invalid_op+0x14/0x70
[ 4312.044688]  asm_exc_invalid_op+0x12/0x20
[ 4312.044919] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.045189] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.046218] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.046511] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.046909] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.047306] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.047702] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.048103] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.048500]  ? rcuwait_wake_up+0x5/0x150
[ 4312.048722]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.048954]  ? __sb_start_write+0x1e0/0x210
[ 4312.049193]  start_transaction+0x40b/0x5c0
[ 4312.049426]  btrfs_dirty_inode+0x44/0xd0
[ 4312.049649]  file_update_time+0xc6/0x120
[ 4312.049871]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.050161]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.050393]  ? lock_acquire+0x160/0x3e0
[ 4312.050614]  do_page_mkwrite+0x4f/0x100
[ 4312.050833]  handle_mm_fault+0x122e/0x1960
[ 4312.051070]  do_user_addr_fault+0x201/0x440
[ 4312.051307]  exc_page_fault+0x67/0x250
[ 4312.051521]  ? asm_exc_page_fault+0x8/0x30
[ 4312.051753]  asm_exc_page_fault+0x1e/0x30
[ 4312.051984] RIP: 0033:0x7f35e0c8ba51
[ 4312.052188] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.053217] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.053518] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000cebe
[ 4312.053919] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b17000
[ 4312.054316] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.054713] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.055114] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.055527] irq event stamp: 0
[ 4312.055704] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.056089] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.056614] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.057169] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.057563] ---[ end trace 2cdaeac5c9e5f747 ]---
[ 4312.057888] ------------[ cut here ]------------
[ 4312.058177] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.058666] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.062448] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.062921] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.063397] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.063669] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.064712] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.065041] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.065439] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.065837] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.066247] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.066653] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.067065] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.067516] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.067837] CR2: 00007f35e0b18000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.068251] Call Trace:
[ 4312.068417]  btrfs_page_mkwrite+0x59/0x500
[ 4312.068702]  ? lock_acquire+0x160/0x3e0
[ 4312.068985]  do_page_mkwrite+0x4f/0x100
[ 4312.069206]  handle_mm_fault+0x122e/0x1960
[ 4312.069442]  do_user_addr_fault+0x201/0x440
[ 4312.069679]  exc_page_fault+0x67/0x250
[ 4312.069895]  ? asm_exc_page_fault+0x8/0x30
[ 4312.070145]  asm_exc_page_fault+0x1e/0x30
[ 4312.070397] RIP: 0033:0x7f35e0c8ba51
[ 4312.070603] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.071645] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.071954] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000bebe
[ 4312.072352] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b18000
[ 4312.072749] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.073168] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.073572] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.073987] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.074446] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.074922] Call Trace:
[ 4312.075067]  dump_stack+0x8b/0xb0
[ 4312.075258]  ? __sb_start_write+0x1fa/0x210
[ 4312.075495]  __warn.cold+0x24/0x83
[ 4312.075690]  ? __sb_start_write+0x1fa/0x210
[ 4312.075930]  report_bug+0x9a/0xc0
[ 4312.076121]  handle_bug+0x3a/0xa0
[ 4312.076311]  exc_invalid_op+0x14/0x70
[ 4312.076521]  asm_exc_invalid_op+0x12/0x20
[ 4312.076749] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.077022] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.078051] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.078344] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.078739] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.079139] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.079535] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.079935] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.080332]  ? rcuwait_wake_up+0x5/0x150
[ 4312.080555]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.080784]  ? __sb_start_write+0x1e0/0x210
[ 4312.081025]  btrfs_page_mkwrite+0x59/0x500
[ 4312.081260]  ? lock_acquire+0x160/0x3e0
[ 4312.081478]  do_page_mkwrite+0x4f/0x100
[ 4312.081698]  handle_mm_fault+0x122e/0x1960
[ 4312.081935]  do_user_addr_fault+0x201/0x440
[ 4312.082174]  exc_page_fault+0x67/0x250
[ 4312.082388]  ? asm_exc_page_fault+0x8/0x30
[ 4312.082620]  asm_exc_page_fault+0x1e/0x30
[ 4312.082848] RIP: 0033:0x7f35e0c8ba51
[ 4312.083057] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.084086] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.084381] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000bebe
[ 4312.084776] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b18000
[ 4312.085177] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.085576] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.086010] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.086446] irq event stamp: 0
[ 4312.086626] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.087022] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.087577] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.088086] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.088479] ---[ end trace 2cdaeac5c9e5f748 ]---
[ 4312.088826] ------------[ cut here ]------------
[ 4312.089127] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.089602] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.093443] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.093979] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.094461] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.094733] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.095781] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.096105] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.096533] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.096953] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.097351] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.097749] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.098163] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.098616] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.098951] CR2: 00007f35e0b18000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.099363] Call Trace:
[ 4312.099514]  start_transaction+0x40b/0x5c0
[ 4312.099748]  btrfs_dirty_inode+0x44/0xd0
[ 4312.099992]  file_update_time+0xc6/0x120
[ 4312.100240]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.100526]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.100769]  ? lock_acquire+0x160/0x3e0
[ 4312.101056]  do_page_mkwrite+0x4f/0x100
[ 4312.101322]  handle_mm_fault+0x122e/0x1960
[ 4312.101594]  do_user_addr_fault+0x201/0x440
[ 4312.101852]  exc_page_fault+0x67/0x250
[ 4312.102132]  ? asm_exc_page_fault+0x8/0x30
[ 4312.102396]  asm_exc_page_fault+0x1e/0x30
[ 4312.102656] RIP: 0033:0x7f35e0c8ba51
[ 4312.102942] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.104011] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.104306] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000bebe
[ 4312.104703] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b18000
[ 4312.105115] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.105514] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.105924] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.106458] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.106922] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.107395] Call Trace:
[ 4312.107540]  dump_stack+0x8b/0xb0
[ 4312.107733]  ? __sb_start_write+0x1fa/0x210
[ 4312.107974]  __warn.cold+0x24/0x83
[ 4312.108169]  ? __sb_start_write+0x1fa/0x210
[ 4312.108407]  report_bug+0x9a/0xc0
[ 4312.108598]  handle_bug+0x3a/0xa0
[ 4312.108789]  exc_invalid_op+0x14/0x70
[ 4312.109003]  asm_exc_invalid_op+0x12/0x20
[ 4312.109231] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.109500] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.110533] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.110828] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.111229] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.111626] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.112025] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.112425] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.112826]  ? rcuwait_wake_up+0x5/0x150
[ 4312.113053]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.113282]  ? __sb_start_write+0x1e0/0x210
[ 4312.113522]  start_transaction+0x40b/0x5c0
[ 4312.113757]  btrfs_dirty_inode+0x44/0xd0
[ 4312.113984]  file_update_time+0xc6/0x120
[ 4312.114210]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.114495]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.114728]  ? lock_acquire+0x160/0x3e0
[ 4312.114952]  do_page_mkwrite+0x4f/0x100
[ 4312.115171]  handle_mm_fault+0x122e/0x1960
[ 4312.115414]  do_user_addr_fault+0x201/0x440
[ 4312.115655]  exc_page_fault+0x67/0x250
[ 4312.115868]  ? asm_exc_page_fault+0x8/0x30
[ 4312.116114]  asm_exc_page_fault+0x1e/0x30
[ 4312.116344] RIP: 0033:0x7f35e0c8ba51
[ 4312.116552] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.117636] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.117944] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000bebe
[ 4312.118340] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b18000
[ 4312.118738] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.119136] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.119535] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.119955] irq event stamp: 0
[ 4312.120225] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.120665] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.121357] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.121942] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.122346] ---[ end trace 2cdaeac5c9e5f749 ]---
[ 4312.122721] ------------[ cut here ]------------
[ 4312.123007] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.123538] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.127455] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.127990] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.128484] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.128880] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.129937] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.130343] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.130863] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.131277] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.131794] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.132216] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.132617] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.133144] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.133546] CR2: 00007f35e0b19000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.133976] Call Trace:
[ 4312.134242]  btrfs_page_mkwrite+0x59/0x500
[ 4312.134516]  ? lock_acquire+0x160/0x3e0
[ 4312.134780]  do_page_mkwrite+0x4f/0x100
[ 4312.135067]  handle_mm_fault+0x122e/0x1960
[ 4312.135333]  do_user_addr_fault+0x201/0x440
[ 4312.135603]  exc_page_fault+0x67/0x250
[ 4312.135860]  ? asm_exc_page_fault+0x8/0x30
[ 4312.136132]  asm_exc_page_fault+0x1e/0x30
[ 4312.136402] RIP: 0033:0x7f35e0c8ba51
[ 4312.136667] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.137726] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.138143] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000aebe
[ 4312.138545] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b19000
[ 4312.139075] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.139492] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.139890] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.140421] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.140952] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.141481] Call Trace:
[ 4312.141885]  dump_stack+0x8b/0xb0
[ 4312.142218]  ? __sb_start_write+0x1fa/0x210
[ 4312.142581]  __warn.cold+0x24/0x83
[ 4312.142846]  ? __sb_start_write+0x1fa/0x210
[ 4312.143184]  report_bug+0x9a/0xc0
[ 4312.143527]  handle_bug+0x3a/0xa0
[ 4312.143797]  exc_invalid_op+0x14/0x70
[ 4312.144085]  asm_exc_invalid_op+0x12/0x20
[ 4312.144360] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.144649] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.145789] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.146089] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.146488] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.146886] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.147292] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.147694] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.148102]  ? rcuwait_wake_up+0x5/0x150
[ 4312.148329]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.148563]  ? __sb_start_write+0x1e0/0x210
[ 4312.148806]  btrfs_page_mkwrite+0x59/0x500
[ 4312.149053]  ? lock_acquire+0x160/0x3e0
[ 4312.149281]  do_page_mkwrite+0x4f/0x100
[ 4312.149508]  handle_mm_fault+0x122e/0x1960
[ 4312.149748]  do_user_addr_fault+0x201/0x440
[ 4312.150005]  exc_page_fault+0x67/0x250
[ 4312.150232]  ? asm_exc_page_fault+0x8/0x30
[ 4312.150467]  asm_exc_page_fault+0x1e/0x30
[ 4312.150708] RIP: 0033:0x7f35e0c8ba51
[ 4312.150924] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.151959] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.152255] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000aebe
[ 4312.152651] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b19000
[ 4312.153062] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.153467] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.153872] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.154300] irq event stamp: 0
[ 4312.154594] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.154980] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.155511] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.156034] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.156442] ---[ end trace 2cdaeac5c9e5f74a ]---
[ 4312.156828] ------------[ cut here ]------------
[ 4312.157111] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.157621] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.161528] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.162186] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.162707] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.162995] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.164113] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.164518] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.164938] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.165346] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.165746] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.166188] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.166611] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.167175] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.167554] CR2: 00007f35e0b19000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.167984] Call Trace:
[ 4312.168236]  start_transaction+0x40b/0x5c0
[ 4312.168498]  btrfs_dirty_inode+0x44/0xd0
[ 4312.168755]  file_update_time+0xc6/0x120
[ 4312.169034]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.169331]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.169577]  ? lock_acquire+0x160/0x3e0
[ 4312.169845]  do_page_mkwrite+0x4f/0x100
[ 4312.170139]  handle_mm_fault+0x122e/0x1960
[ 4312.170403]  do_user_addr_fault+0x201/0x440
[ 4312.170661]  exc_page_fault+0x67/0x250
[ 4312.170924]  ? asm_exc_page_fault+0x8/0x30
[ 4312.171201]  asm_exc_page_fault+0x1e/0x30
[ 4312.171460] RIP: 0033:0x7f35e0c8ba51
[ 4312.171726] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.172773] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.173086] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000aebe
[ 4312.173487] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b19000
[ 4312.173890] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.174315] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.174827] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.175393] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.175869] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.176358] Call Trace:
[ 4312.176506]  dump_stack+0x8b/0xb0
[ 4312.176700]  ? __sb_start_write+0x1fa/0x210
[ 4312.176951]  __warn.cold+0x24/0x83
[ 4312.177148]  ? __sb_start_write+0x1fa/0x210
[ 4312.177389]  report_bug+0x9a/0xc0
[ 4312.177592]  handle_bug+0x3a/0xa0
[ 4312.177784]  exc_invalid_op+0x14/0x70
[ 4312.178003]  asm_exc_invalid_op+0x12/0x20
[ 4312.178234] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.178505] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.179543] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.179837] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.180241] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.180639] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.181044] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.181443] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.181841]  ? rcuwait_wake_up+0x5/0x150
[ 4312.182072]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.182303]  ? __sb_start_write+0x1e0/0x210
[ 4312.182545]  start_transaction+0x40b/0x5c0
[ 4312.182778]  btrfs_dirty_inode+0x44/0xd0
[ 4312.183011]  file_update_time+0xc6/0x120
[ 4312.183236]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.183522]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.183757]  ? lock_acquire+0x160/0x3e0
[ 4312.183986]  do_page_mkwrite+0x4f/0x100
[ 4312.184206]  handle_mm_fault+0x122e/0x1960
[ 4312.184441]  do_user_addr_fault+0x201/0x440
[ 4312.184680]  exc_page_fault+0x67/0x250
[ 4312.184895]  ? asm_exc_page_fault+0x8/0x30
[ 4312.185139]  asm_exc_page_fault+0x1e/0x30
[ 4312.185367] RIP: 0033:0x7f35e0c8ba51
[ 4312.185572] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.186607] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.186902] RAX: 000000000000001d RBX: 0000000000010000 RCX: 000000000000aebe
[ 4312.187314] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b19000
[ 4312.187713] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.188118] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.188516] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.188946] irq event stamp: 0
[ 4312.189229] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.189588] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.190112] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.190639] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.191058] ---[ end trace 2cdaeac5c9e5f74b ]---
[ 4312.191450] ------------[ cut here ]------------
[ 4312.191717] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.192256] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.195839] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.196375] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.196891] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.197179] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.198256] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.198655] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.199068] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.199567] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.199975] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.200376] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.200892] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.201439] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.201852] CR2: 00007f35e0b1a000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.202267] Call Trace:
[ 4312.202524]  btrfs_page_mkwrite+0x59/0x500
[ 4312.202804]  ? lock_acquire+0x160/0x3e0
[ 4312.203080]  do_page_mkwrite+0x4f/0x100
[ 4312.203341]  handle_mm_fault+0x122e/0x1960
[ 4312.203601]  do_user_addr_fault+0x201/0x440
[ 4312.203858]  exc_page_fault+0x67/0x250
[ 4312.204140]  ? asm_exc_page_fault+0x8/0x30
[ 4312.204402]  asm_exc_page_fault+0x1e/0x30
[ 4312.204662] RIP: 0033:0x7f35e0c8ba51
[ 4312.204960] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.206010] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.206420] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000009ebe
[ 4312.206815] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1a000
[ 4312.207331] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.207847] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.208280] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.208682] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.209212] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.209727] Call Trace:
[ 4312.209995]  dump_stack+0x8b/0xb0
[ 4312.210265]  ? __sb_start_write+0x1fa/0x210
[ 4312.210530]  __warn.cold+0x24/0x83
[ 4312.210802]  ? __sb_start_write+0x1fa/0x210
[ 4312.211098]  report_bug+0x9a/0xc0
[ 4312.211369]  handle_bug+0x3a/0xa0
[ 4312.211631]  exc_invalid_op+0x14/0x70
[ 4312.211889]  asm_exc_invalid_op+0x12/0x20
[ 4312.212170] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.212440] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.213499] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.213899] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.214302] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.214699] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.215104] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.215505] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.215912]  ? rcuwait_wake_up+0x5/0x150
[ 4312.216137]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.216366]  ? __sb_start_write+0x1e0/0x210
[ 4312.216603]  btrfs_page_mkwrite+0x59/0x500
[ 4312.216838]  ? lock_acquire+0x160/0x3e0
[ 4312.217066]  do_page_mkwrite+0x4f/0x100
[ 4312.217286]  handle_mm_fault+0x122e/0x1960
[ 4312.217521]  do_user_addr_fault+0x201/0x440
[ 4312.217759]  exc_page_fault+0x67/0x250
[ 4312.217977]  ? asm_exc_page_fault+0x8/0x30
[ 4312.218209]  asm_exc_page_fault+0x1e/0x30
[ 4312.218436] RIP: 0033:0x7f35e0c8ba51
[ 4312.218639] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.219676] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.219976] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000009ebe
[ 4312.220376] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1a000
[ 4312.220772] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.221177] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.221573] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.221988] irq event stamp: 0
[ 4312.222247] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.222679] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.223221] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.223737] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.224167] ---[ end trace 2cdaeac5c9e5f74c ]---
[ 4312.224446] ------------[ cut here ]------------
[ 4312.224710] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.225373] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.229365] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.230044] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.230519] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.230789] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.231832] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.232252] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.232651] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.233178] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.233578] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.233992] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.234505] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.234974] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.235300] CR2: 00007f35e0b1a000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.235698] Call Trace:
[ 4312.235845]  start_transaction+0x40b/0x5c0
[ 4312.236098]  btrfs_dirty_inode+0x44/0xd0
[ 4312.236346]  file_update_time+0xc6/0x120
[ 4312.236611]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.236898]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.237166]  ? lock_acquire+0x160/0x3e0
[ 4312.237428]  do_page_mkwrite+0x4f/0x100
[ 4312.237693]  handle_mm_fault+0x122e/0x1960
[ 4312.238000]  do_user_addr_fault+0x201/0x440
[ 4312.238251]  exc_page_fault+0x67/0x250
[ 4312.238576]  ? asm_exc_page_fault+0x8/0x30
[ 4312.238834]  asm_exc_page_fault+0x1e/0x30
[ 4312.239082] RIP: 0033:0x7f35e0c8ba51
[ 4312.239288] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.240327] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.240642] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000009ebe
[ 4312.241052] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1a000
[ 4312.241449] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.241848] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.242257] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.242663] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.243345] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.243817] Call Trace:
[ 4312.243965]  dump_stack+0x8b/0xb0
[ 4312.244156]  ? __sb_start_write+0x1fa/0x210
[ 4312.244394]  __warn.cold+0x24/0x83
[ 4312.244589]  ? __sb_start_write+0x1fa/0x210
[ 4312.244827]  report_bug+0x9a/0xc0
[ 4312.245021]  handle_bug+0x3a/0xa0
[ 4312.245212]  exc_invalid_op+0x14/0x70
[ 4312.245421]  asm_exc_invalid_op+0x12/0x20
[ 4312.245649] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.245923] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.246957] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.247252] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.247649] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.248050] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.248447] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.248845] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.249248]  ? rcuwait_wake_up+0x5/0x150
[ 4312.249471]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.249700]  ? __sb_start_write+0x1e0/0x210
[ 4312.249942]  start_transaction+0x40b/0x5c0
[ 4312.250175]  btrfs_dirty_inode+0x44/0xd0
[ 4312.250400]  file_update_time+0xc6/0x120
[ 4312.250624]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.250912]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.251147]  ? lock_acquire+0x160/0x3e0
[ 4312.251367]  do_page_mkwrite+0x4f/0x100
[ 4312.251586]  handle_mm_fault+0x122e/0x1960
[ 4312.251821]  do_user_addr_fault+0x201/0x440
[ 4312.252065]  exc_page_fault+0x67/0x250
[ 4312.252279]  ? asm_exc_page_fault+0x8/0x30
[ 4312.252513]  asm_exc_page_fault+0x1e/0x30
[ 4312.252742] RIP: 0033:0x7f35e0c8ba51
[ 4312.252952] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.253986] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.254281] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000009ebe
[ 4312.254677] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1a000
[ 4312.255164] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.255564] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.255985] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.256400] irq event stamp: 0
[ 4312.256580] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.256947] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.257579] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.258187] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.258724] ---[ end trace 2cdaeac5c9e5f74d ]---
[ 4312.259198] ------------[ cut here ]------------
[ 4312.259569] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.260096] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.263709] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.264182] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.264692] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.264977] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.266095] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.266458] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.266988] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.267422] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.267856] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.268300] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.268721] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.269246] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.269570] CR2: 00007f35e0b1b000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.269985] Call Trace:
[ 4312.270134]  btrfs_page_mkwrite+0x59/0x500
[ 4312.270369]  ? lock_acquire+0x160/0x3e0
[ 4312.270598]  do_page_mkwrite+0x4f/0x100
[ 4312.270849]  handle_mm_fault+0x122e/0x1960
[ 4312.271111]  do_user_addr_fault+0x201/0x440
[ 4312.271364]  exc_page_fault+0x67/0x250
[ 4312.271602]  ? asm_exc_page_fault+0x8/0x30
[ 4312.271848]  asm_exc_page_fault+0x1e/0x30
[ 4312.272123] RIP: 0033:0x7f35e0c8ba51
[ 4312.272374] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.273416] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.273710] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000008ebe
[ 4312.274121] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1b000
[ 4312.274599] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.275010] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.275408] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.275809] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.276273] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.276743] Call Trace:
[ 4312.276889]  dump_stack+0x8b/0xb0
[ 4312.277084]  ? __sb_start_write+0x1fa/0x210
[ 4312.277321]  __warn.cold+0x24/0x83
[ 4312.277517]  ? __sb_start_write+0x1fa/0x210
[ 4312.277757]  report_bug+0x9a/0xc0
[ 4312.277953]  handle_bug+0x3a/0xa0
[ 4312.278143]  exc_invalid_op+0x14/0x70
[ 4312.278352]  asm_exc_invalid_op+0x12/0x20
[ 4312.278580] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.278850] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.279883] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.280180] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.280577] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.280981] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.281379] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.281774] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.282177]  ? rcuwait_wake_up+0x5/0x150
[ 4312.282400]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.282629]  ? __sb_start_write+0x1e0/0x210
[ 4312.282866]  btrfs_page_mkwrite+0x59/0x500
[ 4312.283103]  ? lock_acquire+0x160/0x3e0
[ 4312.283323]  do_page_mkwrite+0x4f/0x100
[ 4312.283542]  handle_mm_fault+0x122e/0x1960
[ 4312.283777]  do_user_addr_fault+0x201/0x440
[ 4312.284019]  exc_page_fault+0x67/0x250
[ 4312.284233]  ? asm_exc_page_fault+0x8/0x30
[ 4312.284466]  asm_exc_page_fault+0x1e/0x30
[ 4312.284694] RIP: 0033:0x7f35e0c8ba51
[ 4312.284896] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.285927] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.286221] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000008ebe
[ 4312.286617] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1b000
[ 4312.287015] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.287413] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.287823] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.288241] irq event stamp: 0
[ 4312.288455] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.288839] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.289393] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.289870] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.290265] ---[ end trace 2cdaeac5c9e5f74e ]---
[ 4312.290616] ------------[ cut here ]------------
[ 4312.290936] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.291456] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.295152] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.295630] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.296186] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.296493] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.297542] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.297839] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.298249] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.298723] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.299137] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.299535] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.299948] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.300410] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.300731] CR2: 00007f35e0b1b000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.301142] Call Trace:
[ 4312.301375]  start_transaction+0x40b/0x5c0
[ 4312.301621]  btrfs_dirty_inode+0x44/0xd0
[ 4312.301884]  file_update_time+0xc6/0x120
[ 4312.302151]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.302516]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.302750]  ? lock_acquire+0x160/0x3e0
[ 4312.302984]  do_page_mkwrite+0x4f/0x100
[ 4312.303258]  handle_mm_fault+0x122e/0x1960
[ 4312.303544]  do_user_addr_fault+0x201/0x440
[ 4312.303784]  exc_page_fault+0x67/0x250
[ 4312.304016]  ? asm_exc_page_fault+0x8/0x30
[ 4312.304321]  asm_exc_page_fault+0x1e/0x30
[ 4312.304551] RIP: 0033:0x7f35e0c8ba51
[ 4312.304755] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.305799] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.306202] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000008ebe
[ 4312.306600] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1b000
[ 4312.307080] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.307580] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.307994] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.308396] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.308853] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.309331] Call Trace:
[ 4312.309476]  dump_stack+0x8b/0xb0
[ 4312.309668]  ? __sb_start_write+0x1fa/0x210
[ 4312.309910]  __warn.cold+0x24/0x83
[ 4312.310106]  ? __sb_start_write+0x1fa/0x210
[ 4312.310347]  report_bug+0x9a/0xc0
[ 4312.310538]  handle_bug+0x3a/0xa0
[ 4312.310729]  exc_invalid_op+0x14/0x70
[ 4312.310941]  asm_exc_invalid_op+0x12/0x20
[ 4312.311169] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.311438] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.312469] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.312762] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.313163] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.313558] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.313958] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.314353] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.314752]  ? rcuwait_wake_up+0x5/0x150
[ 4312.314979]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.315248]  ? __sb_start_write+0x1e0/0x210
[ 4312.315487]  start_transaction+0x40b/0x5c0
[ 4312.315721]  btrfs_dirty_inode+0x44/0xd0
[ 4312.315950]  file_update_time+0xc6/0x120
[ 4312.316174]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.316460]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.316694]  ? lock_acquire+0x160/0x3e0
[ 4312.316921]  do_page_mkwrite+0x4f/0x100
[ 4312.317143]  handle_mm_fault+0x122e/0x1960
[ 4312.317379]  do_user_addr_fault+0x201/0x440
[ 4312.317618]  exc_page_fault+0x67/0x250
[ 4312.317834]  ? asm_exc_page_fault+0x8/0x30
[ 4312.318072]  asm_exc_page_fault+0x1e/0x30
[ 4312.318308] RIP: 0033:0x7f35e0c8ba51
[ 4312.318574] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.319925] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.320219] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000008ebe
[ 4312.320729] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1b000
[ 4312.321156] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.321556] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.321960] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.322376] irq event stamp: 0
[ 4312.322578] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.322941] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.323425] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.323881] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.324248] ---[ end trace 2cdaeac5c9e5f74f ]---
[ 4312.324577] ------------[ cut here ]------------
[ 4312.324844] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.325341] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.329084] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.329545] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.330033] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.330305] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.331348] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.331661] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.332073] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.332470] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.332870] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.333281] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.333732] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.334197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.334519] CR2: 00007f35e0b1c000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.334928] Call Trace:
[ 4312.335078]  btrfs_page_mkwrite+0x59/0x500
[ 4312.335369]  ? lock_acquire+0x160/0x3e0
[ 4312.335590]  do_page_mkwrite+0x4f/0x100
[ 4312.335813]  handle_mm_fault+0x122e/0x1960
[ 4312.336063]  do_user_addr_fault+0x201/0x440
[ 4312.336369]  exc_page_fault+0x67/0x250
[ 4312.336585]  ? asm_exc_page_fault+0x8/0x30
[ 4312.336941]  asm_exc_page_fault+0x1e/0x30
[ 4312.337173] RIP: 0033:0x7f35e0c8ba51
[ 4312.337415] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.338507] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.338817] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000007ebe
[ 4312.339228] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1c000
[ 4312.339625] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.340046] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.340446] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.340846] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.341310] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.341785] Call Trace:
[ 4312.341934]  dump_stack+0x8b/0xb0
[ 4312.342127]  ? __sb_start_write+0x1fa/0x210
[ 4312.342366]  __warn.cold+0x24/0x83
[ 4312.342561]  ? __sb_start_write+0x1fa/0x210
[ 4312.342800]  report_bug+0x9a/0xc0
[ 4312.342995]  handle_bug+0x3a/0xa0
[ 4312.343187]  exc_invalid_op+0x14/0x70
[ 4312.343398]  asm_exc_invalid_op+0x12/0x20
[ 4312.343626] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.343896] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.344933] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.345228] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.345624] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.346026] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.346423] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.346821] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.347223]  ? rcuwait_wake_up+0x5/0x150
[ 4312.347447]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.347677]  ? __sb_start_write+0x1e0/0x210
[ 4312.347918]  btrfs_page_mkwrite+0x59/0x500
[ 4312.348153]  ? lock_acquire+0x160/0x3e0
[ 4312.348372]  do_page_mkwrite+0x4f/0x100
[ 4312.348593]  handle_mm_fault+0x122e/0x1960
[ 4312.348828]  do_user_addr_fault+0x201/0x440
[ 4312.349071]  exc_page_fault+0x67/0x250
[ 4312.349286]  ? asm_exc_page_fault+0x8/0x30
[ 4312.349518]  asm_exc_page_fault+0x1e/0x30
[ 4312.349749] RIP: 0033:0x7f35e0c8ba51
[ 4312.349957] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.350991] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.351292] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000007ebe
[ 4312.351691] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1c000
[ 4312.352143] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.352543] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.352975] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.353404] irq event stamp: 0
[ 4312.353583] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.353954] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.354428] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.354901] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.355309] ---[ end trace 2cdaeac5c9e5f750 ]---
[ 4312.355838] ------------[ cut here ]------------
[ 4312.356374] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.357052] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.361234] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.361766] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.362260] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.362570] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.363615] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.363923] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.364380] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.364778] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.365192] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.365644] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.366055] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.366505] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.366882] CR2: 00007f35e0b1c000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.367355] Call Trace:
[ 4312.367558]  start_transaction+0x40b/0x5c0
[ 4312.367834]  btrfs_dirty_inode+0x44/0xd0
[ 4312.368074]  file_update_time+0xc6/0x120
[ 4312.368357]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.368641]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.368875]  ? lock_acquire+0x160/0x3e0
[ 4312.369110]  do_page_mkwrite+0x4f/0x100
[ 4312.369490]  handle_mm_fault+0x122e/0x1960
[ 4312.369762]  do_user_addr_fault+0x201/0x440
[ 4312.370043]  exc_page_fault+0x67/0x250
[ 4312.370260]  ? asm_exc_page_fault+0x8/0x30
[ 4312.370493]  asm_exc_page_fault+0x1e/0x30
[ 4312.370723] RIP: 0033:0x7f35e0c8ba51
[ 4312.370943] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.371989] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.372284] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000007ebe
[ 4312.372681] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1c000
[ 4312.373091] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.373550] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.373968] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.374370] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.374828] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.375305] Call Trace:
[ 4312.375450]  dump_stack+0x8b/0xb0
[ 4312.375642]  ? __sb_start_write+0x1fa/0x210
[ 4312.375879]  __warn.cold+0x24/0x83
[ 4312.376079]  ? __sb_start_write+0x1fa/0x210
[ 4312.376317]  report_bug+0x9a/0xc0
[ 4312.376509]  handle_bug+0x3a/0xa0
[ 4312.376700]  exc_invalid_op+0x14/0x70
[ 4312.376911]  asm_exc_invalid_op+0x12/0x20
[ 4312.377160] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.377439] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.378475] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.378766] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.379169] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.379583] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.379984] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.380379] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.380778]  ? rcuwait_wake_up+0x5/0x150
[ 4312.381004]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.381232]  ? __sb_start_write+0x1e0/0x210
[ 4312.381469]  start_transaction+0x40b/0x5c0
[ 4312.381702]  btrfs_dirty_inode+0x44/0xd0
[ 4312.381930]  file_update_time+0xc6/0x120
[ 4312.382173]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.382500]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.382742]  ? lock_acquire+0x160/0x3e0
[ 4312.382990]  do_page_mkwrite+0x4f/0x100
[ 4312.383280]  handle_mm_fault+0x122e/0x1960
[ 4312.383514]  do_user_addr_fault+0x201/0x440
[ 4312.383757]  exc_page_fault+0x67/0x250
[ 4312.383981]  ? asm_exc_page_fault+0x8/0x30
[ 4312.384221]  asm_exc_page_fault+0x1e/0x30
[ 4312.384458] RIP: 0033:0x7f35e0c8ba51
[ 4312.384685] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.385805] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.386118] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000007ebe
[ 4312.386531] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1c000
[ 4312.386974] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.387513] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.388060] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.388622] irq event stamp: 0
[ 4312.388852] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.389373] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.390067] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.390785] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.391283] ---[ end trace 2cdaeac5c9e5f751 ]---
[ 4312.391619] ------------[ cut here ]------------
[ 4312.391964] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.392444] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.396642] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.397131] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.397669] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.398027] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.399347] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.399706] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.400257] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.400802] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.401331] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.401787] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.402349] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.402972] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.403404] CR2: 00007f35e0b1d000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.403966] Call Trace:
[ 4312.404258]  btrfs_page_mkwrite+0x59/0x500
[ 4312.404494]  ? lock_acquire+0x160/0x3e0
[ 4312.404715]  do_page_mkwrite+0x4f/0x100
[ 4312.405010]  handle_mm_fault+0x122e/0x1960
[ 4312.405356]  do_user_addr_fault+0x201/0x440
[ 4312.405600]  exc_page_fault+0x67/0x250
[ 4312.405822]  ? asm_exc_page_fault+0x8/0x30
[ 4312.406072]  asm_exc_page_fault+0x1e/0x30
[ 4312.406335] RIP: 0033:0x7f35e0c8ba51
[ 4312.406547] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.407651] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.408017] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000006ebe
[ 4312.408426] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1d000
[ 4312.408826] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.409241] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.409642] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.410057] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.410516] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.411005] Call Trace:
[ 4312.411150]  dump_stack+0x8b/0xb0
[ 4312.411343]  ? __sb_start_write+0x1fa/0x210
[ 4312.411581]  __warn.cold+0x24/0x83
[ 4312.411776]  ? __sb_start_write+0x1fa/0x210
[ 4312.412018]  report_bug+0x9a/0xc0
[ 4312.412212]  handle_bug+0x3a/0xa0
[ 4312.412403]  exc_invalid_op+0x14/0x70
[ 4312.412613]  asm_exc_invalid_op+0x12/0x20
[ 4312.412841] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.413114] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.414154] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.414449] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.414847] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.415248] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.415644] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.416063] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.416546]  ? rcuwait_wake_up+0x5/0x150
[ 4312.416799]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.417073]  ? __sb_start_write+0x1e0/0x210
[ 4312.417315]  btrfs_page_mkwrite+0x59/0x500
[ 4312.417550]  ? lock_acquire+0x160/0x3e0
[ 4312.417772]  do_page_mkwrite+0x4f/0x100
[ 4312.418001]  handle_mm_fault+0x122e/0x1960
[ 4312.418239]  do_user_addr_fault+0x201/0x440
[ 4312.418480]  exc_page_fault+0x67/0x250
[ 4312.418696]  ? asm_exc_page_fault+0x8/0x30
[ 4312.418936]  asm_exc_page_fault+0x1e/0x30
[ 4312.419165] RIP: 0033:0x7f35e0c8ba51
[ 4312.419371] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.420406] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.420702] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000006ebe
[ 4312.421106] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1d000
[ 4312.421506] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.421917] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.422318] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.422736] irq event stamp: 0
[ 4312.422975] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.423332] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.423813] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.424471] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.424862] ---[ end trace 2cdaeac5c9e5f752 ]---
[ 4312.425302] ------------[ cut here ]------------
[ 4312.425570] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.426266] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.430744] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.431237] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.431861] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.432254] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.433702] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.434216] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.434802] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.435415] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.435870] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.436388] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.436835] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.437303] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.437735] CR2: 00007f35e0b1d000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.438270] Call Trace:
[ 4312.438472]  start_transaction+0x40b/0x5c0
[ 4312.438801]  btrfs_dirty_inode+0x44/0xd0
[ 4312.439177]  file_update_time+0xc6/0x120
[ 4312.439538]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.440008]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.440395]  ? lock_acquire+0x160/0x3e0
[ 4312.440711]  do_page_mkwrite+0x4f/0x100
[ 4312.441104]  handle_mm_fault+0x122e/0x1960
[ 4312.441501]  do_user_addr_fault+0x201/0x440
[ 4312.441841]  exc_page_fault+0x67/0x250
[ 4312.442170]  ? asm_exc_page_fault+0x8/0x30
[ 4312.442564]  asm_exc_page_fault+0x1e/0x30
[ 4312.442893] RIP: 0033:0x7f35e0c8ba51
[ 4312.443265] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.444806] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.445305] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000006ebe
[ 4312.445911] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1d000
[ 4312.446546] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.447134] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.447702] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.448348] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.449009] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.449684] Call Trace:
[ 4312.449891]  dump_stack+0x8b/0xb0
[ 4312.450169]  ? __sb_start_write+0x1fa/0x210
[ 4312.450509]  __warn.cold+0x24/0x83
[ 4312.450788]  ? __sb_start_write+0x1fa/0x210
[ 4312.451086]  report_bug+0x9a/0xc0
[ 4312.451279]  handle_bug+0x3a/0xa0
[ 4312.451471]  exc_invalid_op+0x14/0x70
[ 4312.451680]  asm_exc_invalid_op+0x12/0x20
[ 4312.451914] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.452189] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.453224] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.453518] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.453918] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.454319] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.454716] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.455118] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.455518]  ? rcuwait_wake_up+0x5/0x150
[ 4312.455741]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.455974]  ? __sb_start_write+0x1e0/0x210
[ 4312.456213]  start_transaction+0x40b/0x5c0
[ 4312.456447]  btrfs_dirty_inode+0x44/0xd0
[ 4312.456673]  file_update_time+0xc6/0x120
[ 4312.456900]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.457191]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.457426]  ? lock_acquire+0x160/0x3e0
[ 4312.457647]  do_page_mkwrite+0x4f/0x100
[ 4312.457866]  handle_mm_fault+0x122e/0x1960
[ 4312.458106]  do_user_addr_fault+0x201/0x440
[ 4312.458347]  exc_page_fault+0x67/0x250
[ 4312.458560]  ? asm_exc_page_fault+0x8/0x30
[ 4312.458793]  asm_exc_page_fault+0x1e/0x30
[ 4312.459027] RIP: 0033:0x7f35e0c8ba51
[ 4312.459235] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.460274] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.460569] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000006ebe
[ 4312.460970] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1d000
[ 4312.461369] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.461765] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.462169] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.462585] irq event stamp: 0
[ 4312.462796] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.463202] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.463771] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.464241] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.464595] ---[ end trace 2cdaeac5c9e5f753 ]---
[ 4312.464932] ------------[ cut here ]------------
[ 4312.465210] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.465730] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.469535] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.470009] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.470482] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.470754] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.471798] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.472120] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.472520] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.472931] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.473333] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.473730] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.474146] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.474597] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.474934] CR2: 00007f35e0b1e000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.475334] Call Trace:
[ 4312.475483]  btrfs_page_mkwrite+0x59/0x500
[ 4312.475718]  ? lock_acquire+0x160/0x3e0
[ 4312.475955]  do_page_mkwrite+0x4f/0x100
[ 4312.476180]  handle_mm_fault+0x122e/0x1960
[ 4312.476505]  do_user_addr_fault+0x201/0x440
[ 4312.476852]  exc_page_fault+0x67/0x250
[ 4312.477096]  ? asm_exc_page_fault+0x8/0x30
[ 4312.477380]  asm_exc_page_fault+0x1e/0x30
[ 4312.477610] RIP: 0033:0x7f35e0c8ba51
[ 4312.477816] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.478903] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.479265] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000005ebe
[ 4312.479667] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1e000
[ 4312.480153] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.480555] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.480976] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.481382] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.481842] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.482325] Call Trace:
[ 4312.482471]  dump_stack+0x8b/0xb0
[ 4312.482663]  ? __sb_start_write+0x1fa/0x210
[ 4312.482902]  __warn.cold+0x24/0x83
[ 4312.483105]  ? __sb_start_write+0x1fa/0x210
[ 4312.483344]  report_bug+0x9a/0xc0
[ 4312.483536]  handle_bug+0x3a/0xa0
[ 4312.483727]  exc_invalid_op+0x14/0x70
[ 4312.483942]  asm_exc_invalid_op+0x12/0x20
[ 4312.484171] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.484441] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.485477] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.485771] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.486170] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.486568] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.486967] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.487367] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.487766]  ? rcuwait_wake_up+0x5/0x150
[ 4312.487992]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.488222]  ? __sb_start_write+0x1e0/0x210
[ 4312.488461]  btrfs_page_mkwrite+0x59/0x500
[ 4312.488695]  ? lock_acquire+0x160/0x3e0
[ 4312.488918]  do_page_mkwrite+0x4f/0x100
[ 4312.489138]  handle_mm_fault+0x122e/0x1960
[ 4312.489373]  do_user_addr_fault+0x201/0x440
[ 4312.489612]  exc_page_fault+0x67/0x250
[ 4312.489827]  ? asm_exc_page_fault+0x8/0x30
[ 4312.490062]  asm_exc_page_fault+0x1e/0x30
[ 4312.490291] RIP: 0033:0x7f35e0c8ba51
[ 4312.490496] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.491528] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.491822] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000005ebe
[ 4312.492221] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1e000
[ 4312.492620] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.493019] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.493416] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.493825] irq event stamp: 0
[ 4312.494024] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.494377] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.494954] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.495435] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.495819] ---[ end trace 2cdaeac5c9e5f754 ]---
[ 4312.496161] ------------[ cut here ]------------
[ 4312.496425] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.496875] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.500552] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.501028] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.501502] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.501773] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.502819] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.503139] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.503537] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.503948] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.504348] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.504744] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.505156] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.505606] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.505942] CR2: 00007f35e0b1e000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.506343] Call Trace:
[ 4312.506490]  start_transaction+0x40b/0x5c0
[ 4312.506725]  btrfs_dirty_inode+0x44/0xd0
[ 4312.506964]  file_update_time+0xc6/0x120
[ 4312.507243]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.507569]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.507859]  ? lock_acquire+0x160/0x3e0
[ 4312.508093]  do_page_mkwrite+0x4f/0x100
[ 4312.508340]  handle_mm_fault+0x122e/0x1960
[ 4312.508633]  do_user_addr_fault+0x201/0x440
[ 4312.508871]  exc_page_fault+0x67/0x250
[ 4312.509100]  ? asm_exc_page_fault+0x8/0x30
[ 4312.509347]  asm_exc_page_fault+0x1e/0x30
[ 4312.509668] RIP: 0033:0x7f35e0c8ba51
[ 4312.509873] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.510922] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.511239] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000005ebe
[ 4312.511637] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1e000
[ 4312.512048] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.512447] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.512845] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.513259] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.513723] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.514200] Call Trace:
[ 4312.514346]  dump_stack+0x8b/0xb0
[ 4312.514539]  ? __sb_start_write+0x1fa/0x210
[ 4312.514779]  __warn.cold+0x24/0x83
[ 4312.514979]  ? __sb_start_write+0x1fa/0x210
[ 4312.515219]  report_bug+0x9a/0xc0
[ 4312.515410]  handle_bug+0x3a/0xa0
[ 4312.515601]  exc_invalid_op+0x14/0x70
[ 4312.515811]  asm_exc_invalid_op+0x12/0x20
[ 4312.516043] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.516312] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.517387] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.517684] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.518128] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.518527] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.518953] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.519368] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.519770]  ? rcuwait_wake_up+0x5/0x150
[ 4312.520043]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.520273]  ? __sb_start_write+0x1e0/0x210
[ 4312.520512]  start_transaction+0x40b/0x5c0
[ 4312.520745]  btrfs_dirty_inode+0x44/0xd0
[ 4312.520974]  file_update_time+0xc6/0x120
[ 4312.521220]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.521505]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.521739]  ? lock_acquire+0x160/0x3e0
[ 4312.521963]  do_page_mkwrite+0x4f/0x100
[ 4312.522183]  handle_mm_fault+0x122e/0x1960
[ 4312.522418]  do_user_addr_fault+0x201/0x440
[ 4312.522656]  exc_page_fault+0x67/0x250
[ 4312.522870]  ? asm_exc_page_fault+0x8/0x30
[ 4312.523107]  asm_exc_page_fault+0x1e/0x30
[ 4312.523335] RIP: 0033:0x7f35e0c8ba51
[ 4312.523538] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.524574] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.524867] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000005ebe
[ 4312.525269] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1e000
[ 4312.525665] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.526066] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.526462] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.526875] irq event stamp: 0
[ 4312.527064] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.527465] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.527932] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.528387] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.528762] ---[ end trace 2cdaeac5c9e5f755 ]---
[ 4312.529109] ------------[ cut here ]------------
[ 4312.529429] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.529880] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.533661] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.534138] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.534616] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.534885] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.535936] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.536238] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.536636] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.537046] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.537445] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.537843] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.538254] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.538705] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.539042] CR2: 00007f35e0b1f000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.539442] Call Trace:
[ 4312.539589]  btrfs_page_mkwrite+0x59/0x500
[ 4312.539823]  ? lock_acquire+0x160/0x3e0
[ 4312.540057]  do_page_mkwrite+0x4f/0x100
[ 4312.540303]  handle_mm_fault+0x122e/0x1960
[ 4312.540618]  do_user_addr_fault+0x201/0x440
[ 4312.540879]  exc_page_fault+0x67/0x250
[ 4312.541108]  ? asm_exc_page_fault+0x8/0x30
[ 4312.541344]  asm_exc_page_fault+0x1e/0x30
[ 4312.541572] RIP: 0033:0x7f35e0c8ba51
[ 4312.541776] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.542820] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.543150] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000004ebe
[ 4312.543551] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1f000
[ 4312.543962] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.544360] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.544759] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.545172] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.545633] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.546111] Call Trace:
[ 4312.546257]  dump_stack+0x8b/0xb0
[ 4312.546448]  ? __sb_start_write+0x1fa/0x210
[ 4312.546685]  __warn.cold+0x24/0x83
[ 4312.546880]  ? __sb_start_write+0x1fa/0x210
[ 4312.547124]  report_bug+0x9a/0xc0
[ 4312.547315]  handle_bug+0x3a/0xa0
[ 4312.547506]  exc_invalid_op+0x14/0x70
[ 4312.547716]  asm_exc_invalid_op+0x12/0x20
[ 4312.547947] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.548217] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.549249] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.549545] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.549945] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.550341] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.550738] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.551138] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.551539]  ? rcuwait_wake_up+0x5/0x150
[ 4312.551762]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.551994]  ? __sb_start_write+0x1e0/0x210
[ 4312.552231]  btrfs_page_mkwrite+0x59/0x500
[ 4312.552465]  ? lock_acquire+0x160/0x3e0
[ 4312.552685]  do_page_mkwrite+0x4f/0x100
[ 4312.552904]  handle_mm_fault+0x122e/0x1960
[ 4312.553185]  do_user_addr_fault+0x201/0x440
[ 4312.553423]  exc_page_fault+0x67/0x250
[ 4312.553637]  ? asm_exc_page_fault+0x8/0x30
[ 4312.553870]  asm_exc_page_fault+0x1e/0x30
[ 4312.554103] RIP: 0033:0x7f35e0c8ba51
[ 4312.554306] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.555338] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.555636] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000004ebe
[ 4312.556036] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1f000
[ 4312.556433] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.556830] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.557230] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.557639] irq event stamp: 0
[ 4312.557817] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.558196] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.558761] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.559229] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.559663] ---[ end trace 2cdaeac5c9e5f756 ]---
[ 4312.559979] ------------[ cut here ]------------
[ 4312.560293] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.560806] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.564492] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.564967] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.565445] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.565715] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.566761] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.567083] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.567485] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.567884] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.568297] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.568737] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.569150] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.569602] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.569938] CR2: 00007f35e0b1f000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.570337] Call Trace:
[ 4312.570485]  start_transaction+0x40b/0x5c0
[ 4312.570718]  btrfs_dirty_inode+0x44/0xd0
[ 4312.570959]  file_update_time+0xc6/0x120
[ 4312.571205]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.571547]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.571793]  ? lock_acquire+0x160/0x3e0
[ 4312.572030]  do_page_mkwrite+0x4f/0x100
[ 4312.572252]  handle_mm_fault+0x122e/0x1960
[ 4312.572487]  do_user_addr_fault+0x201/0x440
[ 4312.572728]  exc_page_fault+0x67/0x250
[ 4312.572958]  ? asm_exc_page_fault+0x8/0x30
[ 4312.573288]  asm_exc_page_fault+0x1e/0x30
[ 4312.573595] RIP: 0033:0x7f35e0c8ba51
[ 4312.573800] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.574847] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.575156] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000004ebe
[ 4312.575554] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1f000
[ 4312.575966] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.576366] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.576764] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.577179] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.577640] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.578119] Call Trace:
[ 4312.578264]  dump_stack+0x8b/0xb0
[ 4312.578456]  ? __sb_start_write+0x1fa/0x210
[ 4312.578695]  __warn.cold+0x24/0x83
[ 4312.578891]  ? __sb_start_write+0x1fa/0x210
[ 4312.579135]  report_bug+0x9a/0xc0
[ 4312.579328]  handle_bug+0x3a/0xa0
[ 4312.579519]  exc_invalid_op+0x14/0x70
[ 4312.579730]  asm_exc_invalid_op+0x12/0x20
[ 4312.579961] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.580235] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.581268] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.581562] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.582004] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.582403] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.582799] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.583201] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.583601]  ? rcuwait_wake_up+0x5/0x150
[ 4312.583825]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.584058]  ? __sb_start_write+0x1e0/0x210
[ 4312.584297]  start_transaction+0x40b/0x5c0
[ 4312.584532]  btrfs_dirty_inode+0x44/0xd0
[ 4312.584756]  file_update_time+0xc6/0x120
[ 4312.584985]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.585272]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.585507]  ? lock_acquire+0x160/0x3e0
[ 4312.585727]  do_page_mkwrite+0x4f/0x100
[ 4312.585950]  handle_mm_fault+0x122e/0x1960
[ 4312.586188]  do_user_addr_fault+0x201/0x440
[ 4312.586427]  exc_page_fault+0x67/0x250
[ 4312.586641]  ? asm_exc_page_fault+0x8/0x30
[ 4312.586876]  asm_exc_page_fault+0x1e/0x30
[ 4312.587108] RIP: 0033:0x7f35e0c8ba51
[ 4312.587313] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.588349] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.588646] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000004ebe
[ 4312.589047] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b1f000
[ 4312.589445] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.589842] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.590243] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.590656] irq event stamp: 0
[ 4312.590837] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.591248] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.591708] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.592173] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.592560] ---[ end trace 2cdaeac5c9e5f757 ]---
[ 4312.592890] ------------[ cut here ]------------
[ 4312.593223] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.593674] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.597416] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.597877] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.598365] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.598680] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.599723] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.600031] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.600429] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.600826] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.601236] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.601674] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.602086] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.602536] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.602857] CR2: 00007f35e0b20000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.603270] Call Trace:
[ 4312.603435]  btrfs_page_mkwrite+0x59/0x500
[ 4312.603714]  ? lock_acquire+0x160/0x3e0
[ 4312.603986]  do_page_mkwrite+0x4f/0x100
[ 4312.604207]  handle_mm_fault+0x122e/0x1960
[ 4312.604443]  do_user_addr_fault+0x201/0x440
[ 4312.604681]  exc_page_fault+0x67/0x250
[ 4312.604896]  ? asm_exc_page_fault+0x8/0x30
[ 4312.605144]  asm_exc_page_fault+0x1e/0x30
[ 4312.605388] RIP: 0033:0x7f35e0c8ba51
[ 4312.605695] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.606738] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.607047] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000003ebe
[ 4312.607446] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b20000
[ 4312.607842] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.608264] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.608706] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.609123] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.609582] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.610059] Call Trace:
[ 4312.610204]  dump_stack+0x8b/0xb0
[ 4312.610395]  ? __sb_start_write+0x1fa/0x210
[ 4312.610637]  __warn.cold+0x24/0x83
[ 4312.610832]  ? __sb_start_write+0x1fa/0x210
[ 4312.611074]  report_bug+0x9a/0xc0
[ 4312.611266]  handle_bug+0x3a/0xa0
[ 4312.611456]  exc_invalid_op+0x14/0x70
[ 4312.611666]  asm_exc_invalid_op+0x12/0x20
[ 4312.611895] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.612168] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.613202] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.613496] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.613895] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.614296] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.614694] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.615095] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.615493]  ? rcuwait_wake_up+0x5/0x150
[ 4312.615716]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.615948]  ? __sb_start_write+0x1e0/0x210
[ 4312.616187]  btrfs_page_mkwrite+0x59/0x500
[ 4312.616420]  ? lock_acquire+0x160/0x3e0
[ 4312.616639]  do_page_mkwrite+0x4f/0x100
[ 4312.616858]  handle_mm_fault+0x122e/0x1960
[ 4312.617097]  do_user_addr_fault+0x201/0x440
[ 4312.617335]  exc_page_fault+0x67/0x250
[ 4312.617548]  ? asm_exc_page_fault+0x8/0x30
[ 4312.617781]  asm_exc_page_fault+0x1e/0x30
[ 4312.618012] RIP: 0033:0x7f35e0c8ba51
[ 4312.618217] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.619246] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.619540] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000003ebe
[ 4312.619938] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b20000
[ 4312.620336] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.620732] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.621131] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.621539] irq event stamp: 0
[ 4312.621718] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.622125] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.622587] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.623052] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.623415] ---[ end trace 2cdaeac5c9e5f758 ]---
[ 4312.623731] ------------[ cut here ]------------
[ 4312.624061] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.624522] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.628335] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.628794] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.629282] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.629591] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.630633] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.630942] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.631405] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.631804] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.632217] R10: 000000000002b94d R11: 0000000000000000 R12: 0000000000000001
[ 4312.632633] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.633088] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.633538] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.633860] CR2: 00007f35e0b20000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.634320] Call Trace:
[ 4312.634483]  start_transaction+0x40b/0x5c0
[ 4312.634741]  btrfs_dirty_inode+0x44/0xd0
[ 4312.635124]  file_update_time+0xc6/0x120
[ 4312.635349]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.635633]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.635870]  ? lock_acquire+0x160/0x3e0
[ 4312.636146]  do_page_mkwrite+0x4f/0x100
[ 4312.636391]  handle_mm_fault+0x122e/0x1960
[ 4312.636716]  do_user_addr_fault+0x201/0x440
[ 4312.636994]  exc_page_fault+0x67/0x250
[ 4312.637209]  ? asm_exc_page_fault+0x8/0x30
[ 4312.637442]  asm_exc_page_fault+0x1e/0x30
[ 4312.637670] RIP: 0033:0x7f35e0c8ba51
[ 4312.637874] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.638920] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.639244] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000003ebe
[ 4312.639696] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b20000
[ 4312.640109] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.640507] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.640905] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.641317] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.641778] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.642256] Call Trace:
[ 4312.642401]  dump_stack+0x8b/0xb0
[ 4312.642593]  ? __sb_start_write+0x1fa/0x210
[ 4312.642830]  __warn.cold+0x24/0x83
[ 4312.643030]  ? __sb_start_write+0x1fa/0x210
[ 4312.643269]  report_bug+0x9a/0xc0
[ 4312.643461]  handle_bug+0x3a/0xa0
[ 4312.643651]  exc_invalid_op+0x14/0x70
[ 4312.643861]  asm_exc_invalid_op+0x12/0x20
[ 4312.644093] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.644363] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.645396] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.645692] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.646093] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.646489] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.646887] R10: 000000000002b94d R11: 0000000000000000 R12: 0000000000000001
[ 4312.647286] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.647686]  ? rcuwait_wake_up+0x5/0x150
[ 4312.647913]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.648142]  ? __sb_start_write+0x1e0/0x210
[ 4312.648380]  start_transaction+0x40b/0x5c0
[ 4312.648613]  btrfs_dirty_inode+0x44/0xd0
[ 4312.648837]  file_update_time+0xc6/0x120
[ 4312.649065]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.649349]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.649585]  ? lock_acquire+0x160/0x3e0
[ 4312.649808]  do_page_mkwrite+0x4f/0x100
[ 4312.650034]  handle_mm_fault+0x122e/0x1960
[ 4312.650270]  do_user_addr_fault+0x201/0x440
[ 4312.650509]  exc_page_fault+0x67/0x250
[ 4312.650727]  ? asm_exc_page_fault+0x8/0x30
[ 4312.650965]  asm_exc_page_fault+0x1e/0x30
[ 4312.651194] RIP: 0033:0x7f35e0c8ba51
[ 4312.651399] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.652439] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.652735] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000003ebe
[ 4312.653139] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b20000
[ 4312.653537] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.653942] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.654343] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.654763] irq event stamp: 0
[ 4312.654968] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.655369] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.655944] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.656417] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.656849] ---[ end trace 2cdaeac5c9e5f759 ]---
[ 4312.657239] ------------[ cut here ]------------
[ 4312.657548] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.658077] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.661985] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.662453] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.662987] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.663261] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.664317] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.664618] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.665034] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.665439] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.665841] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.666259] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.666707] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.667176] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.667502] CR2: 00007f35e0b21000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.667903] Call Trace:
[ 4312.668067]  btrfs_page_mkwrite+0x59/0x500
[ 4312.668315]  ? lock_acquire+0x160/0x3e0
[ 4312.668626]  do_page_mkwrite+0x4f/0x100
[ 4312.668848]  handle_mm_fault+0x122e/0x1960
[ 4312.669103]  do_user_addr_fault+0x201/0x440
[ 4312.669347]  exc_page_fault+0x67/0x250
[ 4312.669619]  ? asm_exc_page_fault+0x8/0x30
[ 4312.669854]  asm_exc_page_fault+0x1e/0x30
[ 4312.670102] RIP: 0033:0x7f35e0c8ba51
[ 4312.670360] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.671471] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.671769] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000002ebe
[ 4312.672185] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b21000
[ 4312.672587] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.673005] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.673407] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.673816] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.674285] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.674763] Call Trace:
[ 4312.674915]  dump_stack+0x8b/0xb0
[ 4312.675109]  ? __sb_start_write+0x1fa/0x210
[ 4312.675349]  __warn.cold+0x24/0x83
[ 4312.675547]  ? __sb_start_write+0x1fa/0x210
[ 4312.675787]  report_bug+0x9a/0xc0
[ 4312.676027]  handle_bug+0x3a/0xa0
[ 4312.676220]  exc_invalid_op+0x14/0x70
[ 4312.676431]  asm_exc_invalid_op+0x12/0x20
[ 4312.676661] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.676941] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.677978] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.678277] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.678678] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.679087] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.679487] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.679887] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.680295]  ? rcuwait_wake_up+0x5/0x150
[ 4312.680519]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.680754]  ? __sb_start_write+0x1e0/0x210
[ 4312.680998]  btrfs_page_mkwrite+0x59/0x500
[ 4312.681231]  ? lock_acquire+0x160/0x3e0
[ 4312.681453]  do_page_mkwrite+0x4f/0x100
[ 4312.681673]  handle_mm_fault+0x122e/0x1960
[ 4312.681917]  do_user_addr_fault+0x201/0x440
[ 4312.682200]  exc_page_fault+0x67/0x250
[ 4312.682416]  ? asm_exc_page_fault+0x8/0x30
[ 4312.682650]  asm_exc_page_fault+0x1e/0x30
[ 4312.682883] RIP: 0033:0x7f35e0c8ba51
[ 4312.683092] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.684173] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.684469] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000002ebe
[ 4312.684867] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b21000
[ 4312.685356] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.685840] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.686354] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.686836] irq event stamp: 0
[ 4312.687089] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.687474] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.687986] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.688488] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.688864] ---[ end trace 2cdaeac5c9e5f75a ]---
[ 4312.689230] ------------[ cut here ]------------
[ 4312.689504] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.690059] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.693935] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.694401] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.694882] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.695172] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.696228] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.696527] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.696942] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.697343] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.697741] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.698156] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.698586] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.699052] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.699374] CR2: 00007f35e0b21000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.699775] Call Trace:
[ 4312.699939]  start_transaction+0x40b/0x5c0
[ 4312.700195]  btrfs_dirty_inode+0x44/0xd0
[ 4312.700448]  file_update_time+0xc6/0x120
[ 4312.700675]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.700977]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.701226]  ? lock_acquire+0x160/0x3e0
[ 4312.701515]  do_page_mkwrite+0x4f/0x100
[ 4312.701736]  handle_mm_fault+0x122e/0x1960
[ 4312.701991]  do_user_addr_fault+0x201/0x440
[ 4312.702238]  exc_page_fault+0x67/0x250
[ 4312.702549]  ? asm_exc_page_fault+0x8/0x30
[ 4312.702785]  asm_exc_page_fault+0x1e/0x30
[ 4312.703031] RIP: 0033:0x7f35e0c8ba51
[ 4312.703285] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.704393] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.704692] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000002ebe
[ 4312.705113] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b21000
[ 4312.705514] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.705929] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.706330] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.706733] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.707202] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.707674] Call Trace:
[ 4312.707822]  dump_stack+0x8b/0xb0
[ 4312.708018]  ? __sb_start_write+0x1fa/0x210
[ 4312.708259]  __warn.cold+0x24/0x83
[ 4312.708455]  ? __sb_start_write+0x1fa/0x210
[ 4312.708698]  report_bug+0x9a/0xc0
[ 4312.708891]  handle_bug+0x3a/0xa0
[ 4312.709091]  exc_invalid_op+0x14/0x70
[ 4312.709304]  asm_exc_invalid_op+0x12/0x20
[ 4312.709533] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.709805] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.710853] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.711155] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.711559] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.711964] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.712368] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.712775] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.713188]  ? rcuwait_wake_up+0x5/0x150
[ 4312.713416]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.713652]  ? __sb_start_write+0x1e0/0x210
[ 4312.713893]  start_transaction+0x40b/0x5c0
[ 4312.714140]  btrfs_dirty_inode+0x44/0xd0
[ 4312.714369]  file_update_time+0xc6/0x120
[ 4312.714598]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.714890]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.715135]  ? lock_acquire+0x160/0x3e0
[ 4312.715359]  do_page_mkwrite+0x4f/0x100
[ 4312.715583]  handle_mm_fault+0x122e/0x1960
[ 4312.715822]  do_user_addr_fault+0x201/0x440
[ 4312.716076]  exc_page_fault+0x67/0x250
[ 4312.716297]  ? asm_exc_page_fault+0x8/0x30
[ 4312.716533]  asm_exc_page_fault+0x1e/0x30
[ 4312.716765] RIP: 0033:0x7f35e0c8ba51
[ 4312.716980] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.718027] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.718327] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000002ebe
[ 4312.718729] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b21000
[ 4312.719140] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.719551] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.719973] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.720417] irq event stamp: 0
[ 4312.720615] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.721031] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.721598] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.722133] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.722582] ---[ end trace 2cdaeac5c9e5f75b ]---
[ 4312.722934] ------------[ cut here ]------------
[ 4312.723211] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.723676] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.727675] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.728256] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.728773] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.729087] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.730203] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.730518] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.730974] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.731417] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.731846] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.732294] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.732723] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.733227] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.733578] CR2: 00007f35e0b22000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.734090] Call Trace:
[ 4312.734307]  btrfs_page_mkwrite+0x59/0x500
[ 4312.734564]  ? lock_acquire+0x160/0x3e0
[ 4312.734797]  do_page_mkwrite+0x4f/0x100
[ 4312.735152]  handle_mm_fault+0x122e/0x1960
[ 4312.735507]  do_user_addr_fault+0x201/0x440
[ 4312.735823]  exc_page_fault+0x67/0x250
[ 4312.736112]  ? asm_exc_page_fault+0x8/0x30
[ 4312.736520]  asm_exc_page_fault+0x1e/0x30
[ 4312.736765] RIP: 0033:0x7f35e0c8ba51
[ 4312.737010] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.738194] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.738507] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000001ebe
[ 4312.738944] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b22000
[ 4312.739402] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.739812] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.740230] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.740640] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.741111] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.741595] Call Trace:
[ 4312.741744]  dump_stack+0x8b/0xb0
[ 4312.741942]  ? __sb_start_write+0x1fa/0x210
[ 4312.742187]  __warn.cold+0x24/0x83
[ 4312.742384]  ? __sb_start_write+0x1fa/0x210
[ 4312.742626]  report_bug+0x9a/0xc0
[ 4312.742820]  handle_bug+0x3a/0xa0
[ 4312.743017]  exc_invalid_op+0x14/0x70
[ 4312.743231]  asm_exc_invalid_op+0x12/0x20
[ 4312.743464] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.743738] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.744797] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.745100] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.745501] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.745902] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.746308] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.746711] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.747129]  ? rcuwait_wake_up+0x5/0x150
[ 4312.747363]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.747605]  ? __sb_start_write+0x1e0/0x210
[ 4312.747847]  btrfs_page_mkwrite+0x59/0x500
[ 4312.748092]  ? lock_acquire+0x160/0x3e0
[ 4312.748315]  do_page_mkwrite+0x4f/0x100
[ 4312.748539]  handle_mm_fault+0x122e/0x1960
[ 4312.748776]  do_user_addr_fault+0x201/0x440
[ 4312.749024]  exc_page_fault+0x67/0x250
[ 4312.749243]  ? asm_exc_page_fault+0x8/0x30
[ 4312.749477]  asm_exc_page_fault+0x1e/0x30
[ 4312.749708] RIP: 0033:0x7f35e0c8ba51
[ 4312.749919] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.750960] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.751257] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000001ebe
[ 4312.751687] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b22000
[ 4312.752093] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.752492] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.752891] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.753393] irq event stamp: 0
[ 4312.753636] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.754064] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.754595] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.755133] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.755579] ---[ end trace 2cdaeac5c9e5f75c ]---
[ 4312.755944] ------------[ cut here ]------------
[ 4312.756235] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.756757] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.760565] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.761049] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.761539] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.761815] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.762876] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.763220] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.763635] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.764070] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.764488] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.764914] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.765379] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.765832] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.766172] CR2: 00007f35e0b22000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.766580] Call Trace:
[ 4312.766733]  start_transaction+0x40b/0x5c0
[ 4312.767040]  btrfs_dirty_inode+0x44/0xd0
[ 4312.767270]  file_update_time+0xc6/0x120
[ 4312.767496]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.767784]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.768038]  ? lock_acquire+0x160/0x3e0
[ 4312.768358]  do_page_mkwrite+0x4f/0x100
[ 4312.768677]  handle_mm_fault+0x122e/0x1960
[ 4312.768930]  do_user_addr_fault+0x201/0x440
[ 4312.769174]  exc_page_fault+0x67/0x250
[ 4312.769391]  ? asm_exc_page_fault+0x8/0x30
[ 4312.769627]  asm_exc_page_fault+0x1e/0x30
[ 4312.769857] RIP: 0033:0x7f35e0c8ba51
[ 4312.770080] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.771135] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.771432] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000001ebe
[ 4312.771830] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b22000
[ 4312.772244] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.772678] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.773095] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.773500] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.773967] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.774445] Call Trace:
[ 4312.774594]  dump_stack+0x8b/0xb0
[ 4312.774787]  ? __sb_start_write+0x1fa/0x210
[ 4312.775032]  __warn.cold+0x24/0x83
[ 4312.775232]  ? __sb_start_write+0x1fa/0x210
[ 4312.775471]  report_bug+0x9a/0xc0
[ 4312.775663]  handle_bug+0x3a/0xa0
[ 4312.775855]  exc_invalid_op+0x14/0x70
[ 4312.776071]  asm_exc_invalid_op+0x12/0x20
[ 4312.776301] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.776574] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.777609] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.777904] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.778305] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.778704] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.779106] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.779504] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.779905]  ? rcuwait_wake_up+0x5/0x150
[ 4312.780132]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.780363]  ? __sb_start_write+0x1e0/0x210
[ 4312.780603]  start_transaction+0x40b/0x5c0
[ 4312.780837]  btrfs_dirty_inode+0x44/0xd0
[ 4312.781071]  file_update_time+0xc6/0x120
[ 4312.781296]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.781582]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.781819]  ? lock_acquire+0x160/0x3e0
[ 4312.782044]  do_page_mkwrite+0x4f/0x100
[ 4312.782268]  handle_mm_fault+0x122e/0x1960
[ 4312.782504]  do_user_addr_fault+0x201/0x440
[ 4312.782742]  exc_page_fault+0x67/0x250
[ 4312.782962]  ? asm_exc_page_fault+0x8/0x30
[ 4312.783195]  asm_exc_page_fault+0x1e/0x30
[ 4312.783423] RIP: 0033:0x7f35e0c8ba51
[ 4312.783629] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.784665] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.784964] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000001ebe
[ 4312.785361] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b22000
[ 4312.785759] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.786162] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.786560] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.786978] irq event stamp: 0
[ 4312.787186] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.787580] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.788174] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.788730] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.789162] ---[ end trace 2cdaeac5c9e5f75d ]---
[ 4312.789496] ------------[ cut here ]------------
[ 4312.789805] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.790311] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.794148] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.794610] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.795105] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.795429] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.796483] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.796782] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.797197] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.797599] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.798013] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.798414] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.798813] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.799280] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.799608] CR2: 00007f35e0b23000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.800024] Call Trace:
[ 4312.800188]  btrfs_page_mkwrite+0x59/0x500
[ 4312.800423]  ? lock_acquire+0x160/0x3e0
[ 4312.800645]  do_page_mkwrite+0x4f/0x100
[ 4312.800867]  handle_mm_fault+0x122e/0x1960
[ 4312.801121]  do_user_addr_fault+0x201/0x440
[ 4312.801370]  exc_page_fault+0x67/0x250
[ 4312.801680]  ? asm_exc_page_fault+0x8/0x30
[ 4312.801952]  asm_exc_page_fault+0x1e/0x30
[ 4312.802184] RIP: 0033:0x7f35e0c8ba51
[ 4312.802388] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.803442] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.803746] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000000ebe
[ 4312.804161] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b23000
[ 4312.804564] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.804979] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.805382] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.805784] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.806251] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.806727] Call Trace:
[ 4312.806877]  dump_stack+0x8b/0xb0
[ 4312.807075]  ? __sb_start_write+0x1fa/0x210
[ 4312.807314]  __warn.cold+0x24/0x83
[ 4312.807510]  ? __sb_start_write+0x1fa/0x210
[ 4312.807750]  report_bug+0x9a/0xc0
[ 4312.807946]  handle_bug+0x3a/0xa0
[ 4312.808139]  exc_invalid_op+0x14/0x70
[ 4312.808349]  asm_exc_invalid_op+0x12/0x20
[ 4312.808579] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.808851] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.809888] RSP: 0000:ffff98e141353d68 EFLAGS: 00010202
[ 4312.810188] RAX: 0000000000000000 RBX: ffff8bed02b84488 RCX: 0000000000000002
[ 4312.810588] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.810989] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[ 4312.811388] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000001
[ 4312.811785] R13: ffff8bed02b84390 R14: ffff8bed02b84558 R15: ffff8bed479464b0
[ 4312.812193]  ? rcuwait_wake_up+0x5/0x150
[ 4312.812416]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.812647]  ? __sb_start_write+0x1e0/0x210
[ 4312.812886]  btrfs_page_mkwrite+0x59/0x500
[ 4312.813126]  ? lock_acquire+0x160/0x3e0
[ 4312.813347]  do_page_mkwrite+0x4f/0x100
[ 4312.813567]  handle_mm_fault+0x122e/0x1960
[ 4312.813804]  do_user_addr_fault+0x201/0x440
[ 4312.814048]  exc_page_fault+0x67/0x250
[ 4312.814263]  ? asm_exc_page_fault+0x8/0x30
[ 4312.814496]  asm_exc_page_fault+0x1e/0x30
[ 4312.814725] RIP: 0033:0x7f35e0c8ba51
[ 4312.814934] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.815967] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.816263] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000000ebe
[ 4312.816660] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b23000
[ 4312.817061] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.817460] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.817856] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.818277] irq event stamp: 0
[ 4312.818469] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.818873] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.819406] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.819950] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.820367] ---[ end trace 2cdaeac5c9e5f75e ]---
[ 4312.820697] ------------[ cut here ]------------
[ 4312.820990] WARNING: CPU: 0 PID: 1204175 at fs/super.c:1678 __sb_start_write+0x1fa/0x210
[ 4312.821458] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic joydev intel_rapl_common snd_hda_intel snd_intel_dspcfg i2c_i801 snd_hda_codec i2c_smbus snd_hwdep snd_hda_core virtio_balloon snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel qxl drm_ttm_helper ghash_clmulni_intel serio_raw ttm drm_kms_helper cec virtio_blk drm qemu_fw_cfg
[ 4312.825266] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.825732] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.826227] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.826533] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.827587] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.827958] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.828366] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.828767] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.829232] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.829686] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.830152] FS:  00007f35e0b24b80(0000) GS:ffff8bed7bc00000(0000) knlGS:0000000000000000
[ 4312.830608] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4312.830991] CR2: 00007f35e0b23000 CR3: 0000000104332001 CR4: 0000000000370ef0
[ 4312.831399] Call Trace:
[ 4312.831549]  start_transaction+0x40b/0x5c0
[ 4312.831787]  btrfs_dirty_inode+0x44/0xd0
[ 4312.832076]  file_update_time+0xc6/0x120
[ 4312.832330]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.832712]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.833024]  ? lock_acquire+0x160/0x3e0
[ 4312.833246]  do_page_mkwrite+0x4f/0x100
[ 4312.833468]  handle_mm_fault+0x122e/0x1960
[ 4312.833705]  do_user_addr_fault+0x201/0x440
[ 4312.833961]  exc_page_fault+0x67/0x250
[ 4312.834210]  ? asm_exc_page_fault+0x8/0x30
[ 4312.834521]  asm_exc_page_fault+0x1e/0x30
[ 4312.834790] RIP: 0033:0x7f35e0c8ba51
[ 4312.835015] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.836070] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.836370] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000000ebe
[ 4312.836770] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b23000
[ 4312.837230] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.837684] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.838101] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.838508] CPU: 0 PID: 1204175 Comm: fsstress Tainted: G        W         5.10.0-rc2+ #38
[ 4312.838975] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4312.839455] Call Trace:
[ 4312.839603]  dump_stack+0x8b/0xb0
[ 4312.839797]  ? __sb_start_write+0x1fa/0x210
[ 4312.840044]  __warn.cold+0x24/0x83
[ 4312.840241]  ? __sb_start_write+0x1fa/0x210
[ 4312.840481]  report_bug+0x9a/0xc0
[ 4312.840674]  handle_bug+0x3a/0xa0
[ 4312.840866]  exc_invalid_op+0x14/0x70
[ 4312.841083]  asm_exc_invalid_op+0x12/0x20
[ 4312.841313] RIP: 0010:__sb_start_write+0x1fa/0x210
[ 4312.841585] Code: ff eb 84 be 01 00 00 00 48 89 df e8 a0 59 dd ff 65 ff 0d a9 02 c2 44 84 c0 0f 85 c0 fe ff ff 31 c0 45 84 e4 0f 84 69 ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e c3 66 66 2e 0f 1f 84 00 00 00 00 00
[ 4312.842626] RSP: 0000:ffff98e141353c98 EFLAGS: 00010202
[ 4312.842925] RAX: 0000000000000000 RBX: ffff8bed02b84580 RCX: 0000000000000002
[ 4312.843324] RDX: ffffffffbb163625 RSI: ffffffffbb1636ae RDI: ffffffffbc986060
[ 4312.843727] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
[ 4312.844138] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
[ 4312.844538] R13: ffff8bed02b84390 R14: ffff8bed02b84650 R15: ffff8bed05104000
[ 4312.844950]  ? rcuwait_wake_up+0x5/0x150
[ 4312.845174]  ? rcuwait_wake_up+0x8e/0x150
[ 4312.845407]  ? __sb_start_write+0x1e0/0x210
[ 4312.845648]  start_transaction+0x40b/0x5c0
[ 4312.845886]  btrfs_dirty_inode+0x44/0xd0
[ 4312.846118]  file_update_time+0xc6/0x120
[ 4312.846345]  ? btrfs_delalloc_reserve_space+0x32/0xa0
[ 4312.846635]  btrfs_page_mkwrite+0xe5/0x500
[ 4312.846872]  ? lock_acquire+0x160/0x3e0
[ 4312.847099]  do_page_mkwrite+0x4f/0x100
[ 4312.847319]  handle_mm_fault+0x122e/0x1960
[ 4312.847558]  do_user_addr_fault+0x201/0x440
[ 4312.847801]  exc_page_fault+0x67/0x250
[ 4312.848019]  ? asm_exc_page_fault+0x8/0x30
[ 4312.848256]  asm_exc_page_fault+0x1e/0x30
[ 4312.848487] RIP: 0033:0x7f35e0c8ba51
[ 4312.848695] Code: 01 00 00 48 83 fa 40 77 77 c5 fe 7f 44 17 e0 c5 fe 7f 07 c5 f8 77 c3 66 90 f3 0f 1e fa c5 f8 77 48 89 d1 40 0f b6 c6 48 89 fa  aa 48 89 d0 c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 39 d1
[ 4312.849738] RSP: 002b:00007ffe1d552e18 EFLAGS: 00010206
[ 4312.850040] RAX: 000000000000001d RBX: 0000000000010000 RCX: 0000000000000ebe
[ 4312.850467] RDX: 00007f35e0b0f000 RSI: 000000000000001d RDI: 00007f35e0b23000
[ 4312.850869] RBP: 0000000000014ebe R08: 0000000000000000 R09: 0000000000010000
[ 4312.851273] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000000000a4
[ 4312.851675] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 4312.852097] irq event stamp: 0
[ 4312.852299] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4312.852711] hardirqs last disabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.853248] softirqs last  enabled at (0): [] copy_process+0x6fb/0x1cb0
[ 4312.853774] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4312.854229] ---[ end trace 2cdaeac5c9e5f75f ]---
[ 4321.532409] BTRFS info (device dm-9): disk space caching is enabled
[ 4321.532771] BTRFS info (device dm-9): has skinny extents