[ 4305.163335] run fstests btrfs/124 at 2021-03-01 22:01:48
[ 4305.332806] BTRFS info (device dm-0): using free space tree
[ 4305.333142] BTRFS info (device dm-0): has skinny extents
[ 4305.860579] BTRFS: device fsid e69bb013-d073-4ec7-9ddd-c07121d4c106 devid 1 transid 5 /dev/mapper/vg0-lv7 scanned by mkfs.btrfs (455952)
[ 4305.868355] BTRFS: device fsid e69bb013-d073-4ec7-9ddd-c07121d4c106 devid 2 transid 5 /dev/mapper/vg0-lv6 scanned by mkfs.btrfs (455952)
[ 4305.878247] BTRFS info (device dm-7): enabling free space tree
[ 4305.878611] BTRFS info (device dm-7): using free space tree
[ 4305.878929] BTRFS info (device dm-7): has skinny extents
[ 4305.879235] BTRFS info (device dm-7): flagging fs with big metadata feature
[ 4305.886970] BTRFS info (device dm-7): creating free space tree
[ 4305.887443] BTRFS info (device dm-7): setting compat-ro feature flag for FREE_SPACE_TREE (0x1)
[ 4305.887962] BTRFS info (device dm-7): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[ 4305.900779] BTRFS info (device dm-7): cleaning free space cache v1
[ 4305.900792] BTRFS info (device dm-7): devid 1 device path /dev/mapper/vg0-lv7 changed to /dev/dm-7 scanned by systemd-udevd (455138)
[ 4305.922711] BTRFS info (device dm-7): checking UUID tree
[ 4305.922760] BTRFS info (device dm-7): devid 1 device path /dev/dm-7 changed to /dev/mapper/vg0-lv7 scanned by systemd-udevd (455138)
[ 4306.031044] BTRFS: device fsid e69bb013-d073-4ec7-9ddd-c07121d4c106 devid 1 transid 9 /dev/mapper/vg0-lv7 scanned by mount (456000)
[ 4306.032443] BTRFS info (device dm-7): allowing degraded mounts
[ 4306.032788] BTRFS info (device dm-7): using free space tree
[ 4306.033120] BTRFS info (device dm-7): has skinny extents
[ 4306.033943] BTRFS warning (device dm-7): devid 2 uuid 9506d03b-7872-4b3d-b884-232a68ba32ab is missing
[ 4306.034586] BTRFS warning (device dm-7): devid 2 uuid 9506d03b-7872-4b3d-b884-232a68ba32ab is missing
[ 4310.761602] ------------[ cut here ]------------
[ 4310.761874] WARNING: CPU: 0 PID: 250876 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 4310.762454] Modules linked in: 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 ip_set rfkill nf_tables nfnetlink xfs intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic intel_rapl_common snd_hda_intel joydev i2c_i801 i2c_smbus snd_intel_dspcfg snd_hda_codec snd_hwdep virtio_balloon snd_hda_core snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel qxl drm_ttm_helper serio_raw ttm drm_kms_helper cec drm virtio_blk qemu_fw_cfg
[ 4310.765953] CPU: 0 PID: 250876 Comm: kworker/0:9 Tainted: G        W         5.12.0-rc1+ #153
[ 4310.766445] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4310.766924] Workqueue: events qxl_gc_work [qxl]
[ 4310.767191] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 4310.767500] Code: ff 48 8b bd e8 fe ff ff b9 30 75 00 00 31 d2 be 01 00 00 00 e8 38 75 55 e5 48 8b 45 e0 e9 fb fe ff ff 4c 89 e8 e9 f3 fe ff ff <0f> 0b c7 85 94 00 00 00 00 00 00 00 48 8b 3c 24 48 8d 75 08 31 d2
[ 4310.768663] RSP: 0018:ffff9cbc016dbd80 EFLAGS: 00010202
[ 4310.768962] RAX: 0000000000000001 RBX: 000000000000000a RCX: 0000000000000000
[ 4310.769377] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 4310.769780] RBP: ffff8fc7d1acbe48 R08: 0000000000000000 R09: 0000000000000000
[ 4310.770185] R10: 0000000000000000 R11: ffff8fc7c26d8ff8 R12: ffff8fc70d4b7b40
[ 4310.770766] R13: ffff8fc7cc8d4d90 R14: ffff8fc7d1acbeb0 R15: ffff8fc703d21600
[ 4310.771170] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 4310.771631] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4310.771958] CR2: 00005636c7ee1010 CR3: 000000011165a001 CR4: 0000000000370ef0
[ 4310.772375] Call Trace:
[ 4310.772524]  qxl_bo_unref+0x31/0x50 [qxl]
[ 4310.772759]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 4310.773195]  qxl_release_free+0x76/0xe0 [qxl]
[ 4310.773480]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 4310.773751]  process_one_work+0x26e/0x570
[ 4310.773985]  worker_thread+0x55/0x3c0
[ 4310.774198]  ? process_one_work+0x570/0x570
[ 4310.774449]  kthread+0x137/0x150
[ 4310.774638]  ? __kthread_bind_mask+0x60/0x60
[ 4310.774884]  ret_from_fork+0x1f/0x30
[ 4310.775096] irq event stamp: 0
[ 4310.775287] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4310.775808] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 4310.776282] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 4310.776737] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4310.777086] ---[ end trace 5f7855eb2e852af2 ]---
[ 4310.777428] ------------[ cut here ]------------
[ 4310.777691] WARNING: CPU: 0 PID: 250876 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 4310.778429] Modules linked in: 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 ip_set rfkill nf_tables nfnetlink xfs intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic intel_rapl_common snd_hda_intel joydev i2c_i801 i2c_smbus snd_intel_dspcfg snd_hda_codec snd_hwdep virtio_balloon snd_hda_core snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel qxl drm_ttm_helper serio_raw ttm drm_kms_helper cec drm virtio_blk qemu_fw_cfg
[ 4310.781804] CPU: 0 PID: 250876 Comm: kworker/0:9 Tainted: G        W         5.12.0-rc1+ #153
[ 4310.782298] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4310.782776] Workqueue: events qxl_gc_work [qxl]
[ 4310.783038] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 4310.783472] Code: ff 48 8b bd e8 fe ff ff b9 30 75 00 00 31 d2 be 01 00 00 00 e8 38 75 55 e5 48 8b 45 e0 e9 fb fe ff ff 4c 89 e8 e9 f3 fe ff ff <0f> 0b c7 85 94 00 00 00 00 00 00 00 48 8b 3c 24 48 8d 75 08 31 d2
[ 4310.784516] RSP: 0018:ffff9cbc016dbd80 EFLAGS: 00010202
[ 4310.784816] RAX: 0000000000000001 RBX: 000000000000000f RCX: 0000000000000000
[ 4310.785232] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 4310.785773] RBP: ffff8fc7c2121e48 R08: 0000000000000000 R09: 0000000000000000
[ 4310.786200] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8fc7d3a3ff00
[ 4310.786609] R13: ffff8fc7cc8d4d90 R14: ffff8fc7c2121eb0 R15: ffff8fc7d3a3f000
[ 4310.787011] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 4310.787479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4310.787804] CR2: 00005636c7ee1010 CR3: 000000011165a001 CR4: 0000000000370ef0
[ 4310.788389] Call Trace:
[ 4310.788537]  qxl_bo_unref+0x31/0x50 [qxl]
[ 4310.788771]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 4310.789047]  qxl_release_free+0x76/0xe0 [qxl]
[ 4310.789313]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 4310.789587]  process_one_work+0x26e/0x570
[ 4310.789821]  worker_thread+0x55/0x3c0
[ 4310.790034]  ? process_one_work+0x570/0x570
[ 4310.790291]  kthread+0x137/0x150
[ 4310.790481]  ? __kthread_bind_mask+0x60/0x60
[ 4310.790892]  ret_from_fork+0x1f/0x30
[ 4310.791105] irq event stamp: 0
[ 4310.791298] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4310.791654] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 4310.792114] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 4310.792587] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4310.792943] ---[ end trace 5f7855eb2e852af3 ]---
[ 4313.926394] BTRFS: device fsid 33dfa96b-fddc-4f26-a4d5-afc75577cc6e devid 1 transid 20750 /dev/mapper/vg0-lv0 scanned by btrfs (456026)
[ 4313.935845] BTRFS info (device dm-7): using free space tree
[ 4313.936196] BTRFS info (device dm-7): has skinny extents
[ 4313.937053] BTRFS error (device dm-7): parent transid verify failed on 22020096 wanted 10 found 4
[ 4313.937715] BTRFS info (device dm-7): read error corrected: ino 0 off 22020096 (dev /dev/mapper/vg0-lv6 sector 2048)
[ 4313.938462] BTRFS info (device dm-7): read error corrected: ino 0 off 22024192 (dev /dev/mapper/vg0-lv6 sector 2056)
[ 4313.939127] BTRFS info (device dm-7): read error corrected: ino 0 off 22028288 (dev /dev/mapper/vg0-lv6 sector 2064)
[ 4313.939798] BTRFS info (device dm-7): read error corrected: ino 0 off 22032384 (dev /dev/mapper/vg0-lv6 sector 2072)
[ 4313.940499] BTRFS error (device dm-7): bad tree block start, want 32129024 have 14829735431805717965
[ 4313.941132] BTRFS info (device dm-7): read error corrected: ino 0 off 32129024 (dev /dev/mapper/vg0-lv6 sector 21792)
[ 4313.941796] BTRFS info (device dm-7): read error corrected: ino 0 off 32133120 (dev /dev/mapper/vg0-lv6 sector 21800)
[ 4313.942452] BTRFS info (device dm-7): read error corrected: ino 0 off 32137216 (dev /dev/mapper/vg0-lv6 sector 21808)
[ 4313.943099] BTRFS info (device dm-7): read error corrected: ino 0 off 32141312 (dev /dev/mapper/vg0-lv6 sector 21816)
[ 4313.943784] BTRFS error (device dm-7): bad tree block start, want 32145408 have 14829735431805717965
[ 4313.944439] BTRFS info (device dm-7): read error corrected: ino 0 off 32145408 (dev /dev/mapper/vg0-lv6 sector 21824)
[ 4313.945097] BTRFS info (device dm-7): read error corrected: ino 0 off 32149504 (dev /dev/mapper/vg0-lv6 sector 21832)
[ 4313.945848] BTRFS error (device dm-7): bad tree block start, want 32112640 have 14829735431805717965
[ 4313.946692] BTRFS error (device dm-7): bad tree block start, want 31670272 have 14829735431805717965
[ 4313.947649] BTRFS error (device dm-7): bad tree block start, want 32161792 have 14829735431805717965
[ 4313.948622] BTRFS error (device dm-7): bad tree block start, want 31653888 have 14829735431805717965
[ 4313.992198] BTRFS info (device dm-7): balance: start -d -m -s
[ 4313.992672] BTRFS info (device dm-7): relocating block group 1674575872 flags data
[ 4314.494915] BTRFS info (device dm-7): found 3 extents, stage: move data extents
[ 4317.062795] BTRFS info (device dm-7): found 3 extents, stage: update data pointers
[ 4317.090966] BTRFS info (device dm-7): relocating block group 1641021440 flags system
[ 4317.130514] BTRFS info (device dm-7): relocating block group 1372585984 flags metadata
[ 4317.164243] BTRFS info (device dm-7): relocating block group 298844160 flags data|raid1
[ 4317.417387] ------------[ cut here ]------------
[ 4317.417647] WARNING: CPU: 0 PID: 250876 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 4317.418311] Modules linked in: 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 ip_set rfkill nf_tables nfnetlink xfs intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic intel_rapl_common snd_hda_intel joydev i2c_i801 i2c_smbus snd_intel_dspcfg snd_hda_codec snd_hwdep virtio_balloon snd_hda_core snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel qxl drm_ttm_helper serio_raw ttm drm_kms_helper cec drm virtio_blk qemu_fw_cfg
[ 4317.421699] CPU: 0 PID: 250876 Comm: kworker/0:9 Tainted: G        W         5.12.0-rc1+ #153
[ 4317.422173] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4317.422627] Workqueue: events qxl_gc_work [qxl]
[ 4317.422880] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 4317.423181] Code: ff 48 8b bd e8 fe ff ff b9 30 75 00 00 31 d2 be 01 00 00 00 e8 38 75 55 e5 48 8b 45 e0 e9 fb fe ff ff 4c 89 e8 e9 f3 fe ff ff <0f> 0b c7 85 94 00 00 00 00 00 00 00 48 8b 3c 24 48 8d 75 08 31 d2
[ 4317.424306] RSP: 0018:ffff9cbc016dbd80 EFLAGS: 00010202
[ 4317.424692] RAX: 0000000000000001 RBX: 0000000000000008 RCX: 0000000000000000
[ 4317.425088] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 4317.425597] RBP: ffff8fc7cf446648 R08: 0000000000000000 R09: 0000000000000000
[ 4317.425988] R10: 0000000000000000 R11: ffff8fc7c26d8ff8 R12: ffff8fc7cf5fe540
[ 4317.426529] R13: ffff8fc7cc8d4d90 R14: ffff8fc7cf4466b0 R15: ffff8fc7cf338700
[ 4317.426956] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 4317.427405] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4317.427720] CR2: 00005636c7efd418 CR3: 0000000113042003 CR4: 0000000000370ef0
[ 4317.428110] Call Trace:
[ 4317.428265]  qxl_bo_unref+0x31/0x50 [qxl]
[ 4317.428491]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 4317.428756]  qxl_release_free+0x76/0xe0 [qxl]
[ 4317.428996]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 4317.429271]  process_one_work+0x26e/0x570
[ 4317.429499]  worker_thread+0x55/0x3c0
[ 4317.429705]  ? process_one_work+0x570/0x570
[ 4317.429975]  kthread+0x137/0x150
[ 4317.430200]  ? __kthread_bind_mask+0x60/0x60
[ 4317.430502]  ret_from_fork+0x1f/0x30
[ 4317.430727] irq event stamp: 0
[ 4317.430947] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4317.431352] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 4317.431904] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 4317.432369] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4317.432757] ---[ end trace 5f7855eb2e852af4 ]---
[ 4317.435344] ------------[ cut here ]------------
[ 4317.435669] WARNING: CPU: 0 PID: 250876 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 4317.436234] Modules linked in: 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 ip_set rfkill nf_tables nfnetlink xfs intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic intel_rapl_common snd_hda_intel joydev i2c_i801 i2c_smbus snd_intel_dspcfg snd_hda_codec snd_hwdep virtio_balloon snd_hda_core snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel qxl drm_ttm_helper serio_raw ttm drm_kms_helper cec drm virtio_blk qemu_fw_cfg
[ 4317.439784] CPU: 0 PID: 250876 Comm: kworker/0:9 Tainted: G        W         5.12.0-rc1+ #153
[ 4317.440260] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4317.440715] Workqueue: events qxl_gc_work [qxl]
[ 4317.440964] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 4317.441264] Code: ff 48 8b bd e8 fe ff ff b9 30 75 00 00 31 d2 be 01 00 00 00 e8 38 75 55 e5 48 8b 45 e0 e9 fb fe ff ff 4c 89 e8 e9 f3 fe ff ff <0f> 0b c7 85 94 00 00 00 00 00 00 00 48 8b 3c 24 48 8d 75 08 31 d2
[ 4317.442276] RSP: 0018:ffff9cbc016dbd80 EFLAGS: 00010202
[ 4317.442649] RAX: 0000000000000001 RBX: 000000000000000f RCX: 0000000000000000
[ 4317.443060] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 4317.443495] RBP: ffff8fc7d10dd248 R08: 0000000000000000 R09: 0000000000000000
[ 4317.443937] R10: 0000000000000000 R11: ffff8fc7c26d8ff8 R12: ffff8fc6fbdcc200
[ 4317.444391] R13: ffff8fc7cc8d4d90 R14: ffff8fc7d10dd2b0 R15: ffff8fc6fbdcce00
[ 4317.444871] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 4317.445386] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4317.445696] CR2: 00005636c7efd418 CR3: 0000000113042003 CR4: 0000000000370ef0
[ 4317.446078] Call Trace:
[ 4317.446237]  qxl_bo_unref+0x31/0x50 [qxl]
[ 4317.446463]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 4317.446728]  qxl_release_free+0x76/0xe0 [qxl]
[ 4317.446969]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 4317.447245]  process_one_work+0x26e/0x570
[ 4317.447474]  worker_thread+0x55/0x3c0
[ 4317.447678]  ? process_one_work+0x570/0x570
[ 4317.447919]  kthread+0x137/0x150
[ 4317.448106]  ? __kthread_bind_mask+0x60/0x60
[ 4317.448387]  ret_from_fork+0x1f/0x30
[ 4317.448662] irq event stamp: 0
[ 4317.448843] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4317.449201] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 4317.449728] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 4317.450238] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4317.450639] ---[ end trace 5f7855eb2e852af5 ]---
[ 4323.208388] BTRFS info (device dm-7): found 8 extents, stage: move data extents
[ 4324.073539] ------------[ cut here ]------------
[ 4324.073812] WARNING: CPU: 0 PID: 250876 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 4324.074399] Modules linked in: 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 ip_set rfkill nf_tables nfnetlink xfs intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic intel_rapl_common snd_hda_intel joydev i2c_i801 i2c_smbus snd_intel_dspcfg snd_hda_codec snd_hwdep virtio_balloon snd_hda_core snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel qxl drm_ttm_helper serio_raw ttm drm_kms_helper cec drm virtio_blk qemu_fw_cfg
[ 4324.077659] CPU: 0 PID: 250876 Comm: kworker/0:9 Tainted: G        W         5.12.0-rc1+ #153
[ 4324.078152] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4324.078629] Workqueue: events qxl_gc_work [qxl]
[ 4324.078890] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 4324.079201] Code: ff 48 8b bd e8 fe ff ff b9 30 75 00 00 31 d2 be 01 00 00 00 e8 38 75 55 e5 48 8b 45 e0 e9 fb fe ff ff 4c 89 e8 e9 f3 fe ff ff <0f> 0b c7 85 94 00 00 00 00 00 00 00 48 8b 3c 24 48 8d 75 08 31 d2
[ 4324.080257] RSP: 0018:ffff9cbc016dbd80 EFLAGS: 00010202
[ 4324.080559] RAX: 0000000000000001 RBX: 0000000000000006 RCX: 0000000000000000
[ 4324.080963] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 4324.081379] RBP: ffff8fc7ccaa6e48 R08: 0000000000000000 R09: 0000000000000000
[ 4324.081785] R10: 0000000000000000 R11: ffff8fc7c26d8ff8 R12: ffff8fc7d2970f00
[ 4324.082202] R13: ffff8fc7cc8d4d90 R14: ffff8fc7ccaa6eb0 R15: ffff8fc7c65bfa00
[ 4324.082603] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 4324.083062] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4324.083399] CR2: 00007f9a28042948 CR3: 0000000113042003 CR4: 0000000000370ef0
[ 4324.083803] Call Trace:
[ 4324.083950]  qxl_bo_unref+0x31/0x50 [qxl]
[ 4324.084201]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 4324.084479]  qxl_release_free+0x76/0xe0 [qxl]
[ 4324.084729]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 4324.084999]  process_one_work+0x26e/0x570
[ 4324.085251]  worker_thread+0x55/0x3c0
[ 4324.085466]  ? process_one_work+0x570/0x570
[ 4324.085707]  kthread+0x137/0x150
[ 4324.085895]  ? __kthread_bind_mask+0x60/0x60
[ 4324.086155]  ret_from_fork+0x1f/0x30
[ 4324.086368] irq event stamp: 0
[ 4324.086547] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4324.086904] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 4324.087380] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 4324.087839] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4324.088208] ---[ end trace 5f7855eb2e852af6 ]---
[ 4324.088539] ------------[ cut here ]------------
[ 4324.088806] WARNING: CPU: 0 PID: 250876 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 4324.089384] Modules linked in: 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 ip_set rfkill nf_tables nfnetlink xfs intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic intel_rapl_common snd_hda_intel joydev i2c_i801 i2c_smbus snd_intel_dspcfg snd_hda_codec snd_hwdep virtio_balloon snd_hda_core snd_pcm lpc_ich snd_timer snd soundcore zram ip_tables crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel qxl drm_ttm_helper serio_raw ttm drm_kms_helper cec drm virtio_blk qemu_fw_cfg
[ 4324.092652] CPU: 0 PID: 250876 Comm: kworker/0:9 Tainted: G        W         5.12.0-rc1+ #153
[ 4324.093145] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 4324.093623] Workqueue: events qxl_gc_work [qxl]
[ 4324.093886] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 4324.094198] Code: ff 48 8b bd e8 fe ff ff b9 30 75 00 00 31 d2 be 01 00 00 00 e8 38 75 55 e5 48 8b 45 e0 e9 fb fe ff ff 4c 89 e8 e9 f3 fe ff ff <0f> 0b c7 85 94 00 00 00 00 00 00 00 48 8b 3c 24 48 8d 75 08 31 d2
[ 4324.095252] RSP: 0018:ffff9cbc016dbd80 EFLAGS: 00010202
[ 4324.095552] RAX: 0000000000000001 RBX: 000000000000000f RCX: 0000000000000000
[ 4324.095956] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 4324.096371] RBP: ffff8fc7cc5d1a48 R08: 0000000000000000 R09: 0000000000000000
[ 4324.096775] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8fc7cf338500
[ 4324.097190] R13: ffff8fc7cc8d4d90 R14: ffff8fc7cc5d1ab0 R15: ffff8fc7cf338b00
[ 4324.097594] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 4324.098053] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4324.098390] CR2: 00007f9a28042948 CR3: 0000000113042003 CR4: 0000000000370ef0
[ 4324.098793] Call Trace:
[ 4324.098939]  qxl_bo_unref+0x31/0x50 [qxl]
[ 4324.099186]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 4324.099466]  qxl_release_free+0x76/0xe0 [qxl]
[ 4324.099719]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 4324.099991]  process_one_work+0x26e/0x570
[ 4324.100239]  worker_thread+0x55/0x3c0
[ 4324.100451]  ? process_one_work+0x570/0x570
[ 4324.100692]  kthread+0x137/0x150
[ 4324.100881]  ? __kthread_bind_mask+0x60/0x60
[ 4324.101141]  ret_from_fork+0x1f/0x30
[ 4324.101354] irq event stamp: 0
[ 4324.101531] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 4324.101888] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 4324.102364] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 4324.102823] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 4324.103190] ---[ end trace 5f7855eb2e852af7 ]---
[ 4325.682282] BTRFS info (device dm-7): found 8 extents, stage: update data pointers
[ 4325.716366] BTRFS info (device dm-7): relocating block group 30408704 flags metadata|raid1
[ 4325.767224] BTRFS info (device dm-7): found 83 extents, stage: move data extents
[ 4325.817406] BTRFS info (device dm-7): relocating block group 22020096 flags system|raid1
[ 4325.840366] BTRFS info (device dm-7): found 1 extents, stage: move data extents
[ 4325.862695] BTRFS info (device dm-7): balance: ended with status: 0
[ 4328.131885] BTRFS: device fsid e69bb013-d073-4ec7-9ddd-c07121d4c106 devid 2 transid 50 /dev/mapper/vg0-lv6 scanned by mount (456066)
[ 4328.134275] BTRFS info (device dm-6): allowing degraded mounts
[ 4328.134727] BTRFS info (device dm-6): using free space tree
[ 4328.135157] BTRFS info (device dm-6): has skinny extents
[ 4328.136295] BTRFS warning (device dm-6): devid 1 uuid eccbb656-9429-43bc-af01-54b901ef1ba5 is missing
[ 4328.137197] BTRFS warning (device dm-6): devid 1 uuid eccbb656-9429-43bc-af01-54b901ef1ba5 is missing
[ 4330.420039] BTRFS: device fsid 33dfa96b-fddc-4f26-a4d5-afc75577cc6e devid 1 transid 20750 /dev/mapper/vg0-lv0 scanned by mount (456093)
[ 4330.421620] BTRFS info (device dm-0): using free space tree
[ 4330.421948] BTRFS info (device dm-0): has skinny extents