[ 8719.541031] run fstests generic/299 at 2021-03-01 23:15:22
[ 8719.748866] BTRFS info (device dm-0): using free space tree
[ 8719.749223] BTRFS info (device dm-0): has skinny extents
[ 8721.031499] BTRFS: device fsid 856e56d3-de2c-482d-8c4f-2f935fc3226e devid 1 transid 5 /dev/mapper/vg0-lv7 scanned by mkfs.btrfs (1625191)
[ 8721.042189] BTRFS info (device dm-7): enabling free space tree
[ 8721.042540] BTRFS info (device dm-7): using free space tree
[ 8721.042857] BTRFS info (device dm-7): has skinny extents
[ 8721.043182] BTRFS info (device dm-7): flagging fs with big metadata feature
[ 8721.070301] BTRFS info (device dm-7): creating free space tree
[ 8721.070721] BTRFS info (device dm-7): setting compat-ro feature flag for FREE_SPACE_TREE (0x1)
[ 8721.071230] BTRFS info (device dm-7): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[ 8721.079215] BTRFS info (device dm-7): cleaning free space cache v1
[ 8721.086774] BTRFS info (device dm-7): checking UUID tree
[ 8725.377315] ------------[ cut here ]------------
[ 8725.377740] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8725.378478] 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 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
[ 8725.383301] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8725.383848] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8725.384400] Workqueue: events qxl_gc_work [qxl]
[ 8725.384695] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8725.385069] 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
[ 8725.386320] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8725.386719] RAX: 0000000000000001 RBX: 0000000000000004 RCX: 0000000000000000
[ 8725.387268] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8725.387867] RBP: ffff8fc7fbebce48 R08: 0000000000000000 R09: 0000000000000000
[ 8725.388417] R10: 0000000000000000 R11: ffff8fc7c26d8ff8 R12: ffff8fc82cd8bd80
[ 8725.388951] R13: ffff8fc7cc8d4d90 R14: ffff8fc7fbebceb0 R15: ffff8fc7d11b9f00
[ 8725.389499] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8725.390145] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8725.390611] CR2: 00007f06e87895b0 CR3: 000000012234c003 CR4: 0000000000370ef0
[ 8725.391154] Call Trace:
[ 8725.391361]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8725.391675]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8725.392046]  qxl_release_free+0x76/0xe0 [qxl]
[ 8725.392395]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8725.392812]  process_one_work+0x26e/0x570
[ 8725.393137]  worker_thread+0x55/0x3c0
[ 8725.393428]  ? process_one_work+0x570/0x570
[ 8725.393752]  kthread+0x137/0x150
[ 8725.394003]  ? __kthread_bind_mask+0x60/0x60
[ 8725.394342]  ret_from_fork+0x1f/0x30
[ 8725.394633] irq event stamp: 0
[ 8725.394862] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8725.395394] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8725.396002] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8725.396620] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8725.397102] ---[ end trace 5f7855eb2e853078 ]---
[ 8725.416396] ------------[ cut here ]------------
[ 8725.416746] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8725.417439] 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 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
[ 8725.422262] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8725.422824] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8725.423438] Workqueue: events qxl_gc_work [qxl]
[ 8725.423731] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8725.424072] 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
[ 8725.425333] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8725.425778] RAX: 0000000000000001 RBX: 000000000000000f RCX: 0000000000000000
[ 8725.426287] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8725.426794] RBP: ffff8fc8118c6e48 R08: 0000000000000000 R09: 0000000000000000
[ 8725.427298] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8fc73acf8200
[ 8725.427809] R13: ffff8fc7cc8d4d90 R14: ffff8fc8118c6eb0 R15: ffff8fc73acf8100
[ 8725.428377] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8725.428970] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8725.429350] CR2: 00007fead3c1d9f0 CR3: 00000001373f8003 CR4: 0000000000370ef0
[ 8725.429887] Call Trace:
[ 8725.430073]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8725.430368]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8725.430790]  qxl_release_free+0x76/0xe0 [qxl]
[ 8725.431121]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8725.431464]  process_one_work+0x26e/0x570
[ 8725.431751]  worker_thread+0x55/0x3c0
[ 8725.432025]  ? process_one_work+0x570/0x570
[ 8725.432339]  kthread+0x137/0x150
[ 8725.432587]  ? __kthread_bind_mask+0x60/0x60
[ 8725.432874]  ret_from_fork+0x1f/0x30
[ 8725.433217] irq event stamp: 0
[ 8725.433443] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8725.433889] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8725.434441] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8725.434952] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8725.435360] ---[ end trace 5f7855eb2e853079 ]---
[ 8732.033307] ------------[ cut here ]------------
[ 8732.033626] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8732.034337] 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 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
[ 8732.039391] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8732.039916] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8732.040433] Workqueue: events qxl_gc_work [qxl]
[ 8732.040709] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8732.041039] 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
[ 8732.042300] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8732.042658] RAX: 0000000000000001 RBX: 0000000000000002 RCX: 0000000000000000
[ 8732.043133] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8732.043608] RBP: ffff8fc7c3fa2248 R08: 0000000000000000 R09: 0000000000000000
[ 8732.044095] R10: 0000000000000000 R11: ffff8fc7c26d8ff8 R12: ffff8fc7d141ef00
[ 8732.044576] R13: ffff8fc7cc8d4d90 R14: ffff8fc7c3fa22b0 R15: ffff8fc7d141ec00
[ 8732.046129] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8732.046671] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8732.047219] CR2: 000055c7186a9028 CR3: 00000001373f8001 CR4: 0000000000370ef0
[ 8732.047838] Call Trace:
[ 8732.048086]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8732.048519]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8732.048960]  qxl_release_free+0x76/0xe0 [qxl]
[ 8732.049284]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8732.049626]  process_one_work+0x26e/0x570
[ 8732.049907]  worker_thread+0x55/0x3c0
[ 8732.050171]  ? process_one_work+0x570/0x570
[ 8732.050465]  kthread+0x137/0x150
[ 8732.050685]  ? __kthread_bind_mask+0x60/0x60
[ 8732.050965]  ret_from_fork+0x1f/0x30
[ 8732.051269] irq event stamp: 0
[ 8732.051572] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8732.052174] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8732.052923] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8732.053612] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8732.054037] ---[ end trace 5f7855eb2e85307a ]---
[ 8732.056304] ------------[ cut here ]------------
[ 8732.056660] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8732.057388] 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 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
[ 8732.062768] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8732.063316] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8732.063822] Workqueue: events qxl_gc_work [qxl]
[ 8732.064113] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8732.064427] 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
[ 8732.065596] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8732.066106] RAX: 0000000000000001 RBX: 000000000000000f RCX: 0000000000000000
[ 8732.066761] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8732.067419] RBP: ffff8fc7c225ca48 R08: 0000000000000000 R09: 0000000000000000
[ 8732.067887] R10: 0000000000000000 R11: ffff8fc7c26d8ff8 R12: ffff8fc7f1d1fc00
[ 8732.068354] R13: ffff8fc7cc8d4d90 R14: ffff8fc7c225cab0 R15: ffff8fc7f1d1f000
[ 8732.068838] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8732.069385] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8732.069782] CR2: 00007fead39b15c0 CR3: 00000001373f8001 CR4: 0000000000370ef0
[ 8732.070477] Call Trace:
[ 8732.070728]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8732.071112]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8732.071589]  qxl_release_free+0x76/0xe0 [qxl]
[ 8732.071990]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8732.072458]  process_one_work+0x26e/0x570
[ 8732.072832]  worker_thread+0x55/0x3c0
[ 8732.073193]  ? process_one_work+0x570/0x570
[ 8732.073591]  kthread+0x137/0x150
[ 8732.073892]  ? __kthread_bind_mask+0x60/0x60
[ 8732.074316]  ret_from_fork+0x1f/0x30
[ 8732.074676] irq event stamp: 0
[ 8732.074936] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8732.075558] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8732.076301] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8732.077077] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8732.077622] ---[ end trace 5f7855eb2e85307b ]---
[ 8732.080732] ------------[ cut here ]------------
[ 8732.081150] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8732.082083] 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 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
[ 8732.088140] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8732.088861] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8732.089571] Workqueue: events qxl_gc_work [qxl]
[ 8732.089953] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8732.090399] 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
[ 8732.092209] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8732.092657] RAX: 0000000000000001 RBX: 000000000000000f RCX: 0000000000000000
[ 8732.093321] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8732.093969] RBP: ffff8fc7f760fe48 R08: 0000000000000000 R09: 0000000000000000
[ 8732.094646] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8fc7c5b92200
[ 8732.095274] R13: ffff8fc7cc8d4d90 R14: ffff8fc7f760feb0 R15: ffff8fc7c5b92500
[ 8732.095934] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8732.096673] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8732.097201] CR2: 00007fead3ad5680 CR3: 000000013be96005 CR4: 0000000000370ef0
[ 8732.097849] Call Trace:
[ 8732.098095]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8732.098489]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8732.098926]  qxl_release_free+0x76/0xe0 [qxl]
[ 8732.099371]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8732.099792]  process_one_work+0x26e/0x570
[ 8732.100189]  worker_thread+0x55/0x3c0
[ 8732.100538]  ? process_one_work+0x570/0x570
[ 8732.100916]  kthread+0x137/0x150
[ 8732.101252]  ? __kthread_bind_mask+0x60/0x60
[ 8732.101660]  ret_from_fork+0x1f/0x30
[ 8732.102004] irq event stamp: 0
[ 8732.102230] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8732.102686] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8732.103221] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8732.103806] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8732.104191] ---[ end trace 5f7855eb2e85307c ]---
[ 8738.689388] ------------[ cut here ]------------
[ 8738.689660] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8738.690252] 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 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
[ 8738.693860] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8738.694422] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8738.694904] Workqueue: events qxl_gc_work [qxl]
[ 8738.695182] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8738.695481] 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
[ 8738.696551] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8738.696848] RAX: 0000000000000001 RBX: 000000000000000f RCX: 0000000000000000
[ 8738.697262] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8738.697666] RBP: ffff8fc7d251ca48 R08: 0000000000000000 R09: 0000000000000000
[ 8738.698084] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8fc703d21e00
[ 8738.698488] R13: ffff8fc7cc8d4d90 R14: ffff8fc7d251cab0 R15: ffff8fc703d21100
[ 8738.698912] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8738.699417] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8738.699744] CR2: 00007f0601194158 CR3: 000000016066e006 CR4: 0000000000370ef0
[ 8738.700164] Call Trace:
[ 8738.700312]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8738.700547]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8738.700823]  qxl_release_free+0x76/0xe0 [qxl]
[ 8738.701091]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8738.701366]  process_one_work+0x26e/0x570
[ 8738.701602]  worker_thread+0x55/0x3c0
[ 8738.701815]  ? process_one_work+0x570/0x570
[ 8738.702073]  kthread+0x137/0x150
[ 8738.702265]  ? __kthread_bind_mask+0x60/0x60
[ 8738.702512]  ret_from_fork+0x1f/0x30
[ 8738.702723] irq event stamp: 0
[ 8738.702901] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8738.703269] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8738.703730] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8738.704206] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8738.704561] ---[ end trace 5f7855eb2e85307d ]---
[ 8738.704885] ------------[ cut here ]------------
[ 8738.705167] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8738.705727] 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 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
[ 8738.709308] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8738.709790] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8738.710283] Workqueue: events qxl_gc_work [qxl]
[ 8738.710546] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8738.710842] 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
[ 8738.711892] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8738.712205] RAX: 0000000000000001 RBX: 000000000000000f RCX: 0000000000000000
[ 8738.712608] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8738.713025] RBP: ffff8fc7c631ba48 R08: 0000000000000000 R09: 0000000000000000
[ 8738.713430] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8fc7c3c6a000
[ 8738.713831] R13: ffff8fc7cc8d4d90 R14: ffff8fc7c631bab0 R15: ffff8fc7c3c6ab00
[ 8738.714248] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8738.714698] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8738.715037] CR2: 00007f0601194158 CR3: 000000016066e006 CR4: 0000000000370ef0
[ 8738.715440] Call Trace:
[ 8738.715586]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8738.715819]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8738.716109]  qxl_release_free+0x76/0xe0 [qxl]
[ 8738.716365]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8738.716637]  process_one_work+0x26e/0x570
[ 8738.716872]  worker_thread+0x55/0x3c0
[ 8738.717102]  ? process_one_work+0x570/0x570
[ 8738.717346]  kthread+0x137/0x150
[ 8738.717535]  ? __kthread_bind_mask+0x60/0x60
[ 8738.717780]  ret_from_fork+0x1f/0x30
[ 8738.718048] irq event stamp: 0
[ 8738.718227] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8738.718660] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8738.719174] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8738.719633] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8738.720006] ---[ end trace 5f7855eb2e85307e ]---
[ 8745.345217] ------------[ cut here ]------------
[ 8745.345588] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8745.346388] 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 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
[ 8745.351354] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8745.352036] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8745.352695] Workqueue: events qxl_gc_work [qxl]
[ 8745.353078] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8745.353487] 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
[ 8745.354939] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8745.355350] RAX: 0000000000000001 RBX: 000000000000000d RCX: 0000000000000000
[ 8745.355921] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8745.356476] RBP: ffff8fc7d382ca48 R08: 0000000000000000 R09: 0000000000000000
[ 8745.357047] R10: 0000000000000000 R11: 0000000000000001 R12: ffff8fc7c41edf00
[ 8745.357603] R13: ffff8fc7cc8d4d90 R14: ffff8fc7d382cab0 R15: ffff8fc7c41ed700
[ 8745.358174] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8745.358799] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8745.359264] CR2: 00007f0601194158 CR3: 000000016066e006 CR4: 0000000000370ef0
[ 8745.359819] Call Trace:
[ 8745.360042]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8745.360366]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8745.360748]  qxl_release_free+0x76/0xe0 [qxl]
[ 8745.361113]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8745.361491]  process_one_work+0x26e/0x570
[ 8745.361815]  worker_thread+0x55/0x3c0
[ 8745.362127]  ? process_one_work+0x570/0x570
[ 8745.362463]  kthread+0x137/0x150
[ 8745.362723]  ? __kthread_bind_mask+0x60/0x60
[ 8745.363081]  ret_from_fork+0x1f/0x30
[ 8745.363375] irq event stamp: 0
[ 8745.363618] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8745.364125] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8745.364759] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8745.365408] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8745.365916] ---[ end trace 5f7855eb2e85307f ]---
[ 8745.366368] ------------[ cut here ]------------
[ 8745.366731] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8745.367522] 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 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
[ 8745.372469] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8745.373154] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8745.373813] Workqueue: events qxl_gc_work [qxl]
[ 8745.374195] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8745.374604] 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
[ 8745.376052] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8745.376463] RAX: 0000000000000001 RBX: 000000000000000f RCX: 0000000000000000
[ 8745.377034] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8745.377589] RBP: ffff8fc7d2a54248 R08: 0000000000000000 R09: 0000000000000000
[ 8745.378159] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8fc7d5932b00
[ 8745.378711] R13: ffff8fc7cc8d4d90 R14: ffff8fc7d2a542b0 R15: ffff8fc7d5932000
[ 8745.379281] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8745.379923] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8745.380373] CR2: 00007f0601194158 CR3: 000000016066e006 CR4: 0000000000370ef0
[ 8745.380947] Call Trace:
[ 8745.381150]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8745.381473]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8745.381858]  qxl_release_free+0x76/0xe0 [qxl]
[ 8745.382220]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8745.382596]  process_one_work+0x26e/0x570
[ 8745.382936]  worker_thread+0x55/0x3c0
[ 8745.383230]  ? process_one_work+0x570/0x570
[ 8745.383562]  kthread+0x137/0x150
[ 8745.383821]  ? __kthread_bind_mask+0x60/0x60
[ 8745.384181]  ret_from_fork+0x1f/0x30
[ 8745.384472] irq event stamp: 0
[ 8745.384715] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8745.385225] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8745.385861] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8745.386507] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8745.387014] ---[ end trace 5f7855eb2e853080 ]---
[ 8752.001137] ------------[ cut here ]------------
[ 8752.001415] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8752.001999] 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 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
[ 8752.005638] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8752.006142] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8752.006622] Workqueue: events qxl_gc_work [qxl]
[ 8752.006900] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8752.007198] 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
[ 8752.008257] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8752.008556] RAX: 0000000000000001 RBX: 000000000000000b RCX: 0000000000000000
[ 8752.008970] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8752.009374] RBP: ffff8fc7cf017e48 R08: 0000000000000000 R09: 0000000000000000
[ 8752.009779] R10: 0000000000000000 R11: ffff8fc7c26d8ff8 R12: ffff8fc7f203f240
[ 8752.010195] R13: ffff8fc7cc8d4d90 R14: ffff8fc7cf017eb0 R15: ffff8fc7d5932600
[ 8752.010597] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8752.011064] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8752.011391] CR2: 00007f0601194158 CR3: 000000016066e006 CR4: 0000000000370ef0
[ 8752.011837] Call Trace:
[ 8752.011986]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8752.012221]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8752.012497]  qxl_release_free+0x76/0xe0 [qxl]
[ 8752.012751]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8752.013037]  process_one_work+0x26e/0x570
[ 8752.013271]  worker_thread+0x55/0x3c0
[ 8752.013484]  ? process_one_work+0x570/0x570
[ 8752.013726]  kthread+0x137/0x150
[ 8752.013930]  ? __kthread_bind_mask+0x60/0x60
[ 8752.014177]  ret_from_fork+0x1f/0x30
[ 8752.014388] irq event stamp: 0
[ 8752.014566] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8752.014954] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8752.015420] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8752.015902] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8752.016279] ---[ end trace 5f7855eb2e853081 ]---
[ 8752.016626] ------------[ cut here ]------------
[ 8752.016937] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8752.017498] 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 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
[ 8752.021101] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8752.021586] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8752.022079] Workqueue: events qxl_gc_work [qxl]
[ 8752.022345] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8752.022641] 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
[ 8752.023700] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8752.024013] RAX: 0000000000000001 RBX: 000000000000000f RCX: 0000000000000000
[ 8752.024416] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8752.024830] RBP: ffff8fc7f760da48 R08: 0000000000000000 R09: 0000000000000000
[ 8752.025235] R10: 0000000000000000 R11: ffff8fc7c26d8ff8 R12: ffff8fc7d13ce300
[ 8752.025645] R13: ffff8fc7cc8d4d90 R14: ffff8fc7f760dab0 R15: ffff8fc7d13ce700
[ 8752.026063] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8752.026519] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8752.026885] CR2: 00007f0601194158 CR3: 000000016066e006 CR4: 0000000000370ef0
[ 8752.027287] Call Trace:
[ 8752.027434]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8752.027669]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8752.027960]  qxl_release_free+0x76/0xe0 [qxl]
[ 8752.028216]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8752.028489]  process_one_work+0x26e/0x570
[ 8752.028723]  worker_thread+0x55/0x3c0
[ 8752.028952]  ? process_one_work+0x570/0x570
[ 8752.029206]  kthread+0x137/0x150
[ 8752.029412]  ? __kthread_bind_mask+0x60/0x60
[ 8752.029660]  ret_from_fork+0x1f/0x30
[ 8752.029891] irq event stamp: 0
[ 8752.030069] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8752.030427] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8752.030921] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8752.031383] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8752.031740] ---[ end trace 5f7855eb2e853082 ]---
[ 8758.657068] ------------[ cut here ]------------
[ 8758.657341] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8758.657955] 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 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
[ 8758.661580] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8758.662080] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8758.662557] Workqueue: events qxl_gc_work [qxl]
[ 8758.662860] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8758.663158] 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
[ 8758.664211] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8758.664510] RAX: 0000000000000001 RBX: 0000000000000009 RCX: 0000000000000000
[ 8758.664925] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8758.665353] RBP: ffff8fc8161a9648 R08: 0000000000000000 R09: 0000000000000000
[ 8758.665766] R10: 0000000000000000 R11: ffff8fc7c26d8ff8 R12: ffff8fc7c35ab180
[ 8758.666170] R13: ffff8fc7cc8d4d90 R14: ffff8fc8161a96b0 R15: ffff8fc7d13ce300
[ 8758.666571] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8758.667039] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8758.667366] CR2: 00007f0601194158 CR3: 0000000111a22002 CR4: 0000000000370ef0
[ 8758.667808] Call Trace:
[ 8758.667956]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8758.668191]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8758.668467]  qxl_release_free+0x76/0xe0 [qxl]
[ 8758.668723]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8758.669009]  process_one_work+0x26e/0x570
[ 8758.669246]  worker_thread+0x55/0x3c0
[ 8758.669459]  ? process_one_work+0x570/0x570
[ 8758.669703]  kthread+0x137/0x150
[ 8758.669904]  ? __kthread_bind_mask+0x60/0x60
[ 8758.670155]  ret_from_fork+0x1f/0x30
[ 8758.670387] irq event stamp: 0
[ 8758.670566] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8758.670935] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8758.671398] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8758.671873] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8758.672226] ---[ end trace 5f7855eb2e853083 ]---
[ 8758.672547] ------------[ cut here ]------------
[ 8758.672856] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8758.673410] 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 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
[ 8758.677005] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8758.677486] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8758.677977] Workqueue: events qxl_gc_work [qxl]
[ 8758.678265] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8758.678560] 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
[ 8758.679621] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8758.679930] RAX: 0000000000000001 RBX: 000000000000000f RCX: 0000000000000000
[ 8758.680332] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8758.680734] RBP: ffff8fc8161aaa48 R08: 0000000000000000 R09: 0000000000000000
[ 8758.681174] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8fc7c6756300
[ 8758.681573] R13: ffff8fc7cc8d4d90 R14: ffff8fc8161aaab0 R15: ffff8fc7d5932000
[ 8758.681986] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8758.682443] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8758.682782] CR2: 00007f0601194158 CR3: 0000000111a22002 CR4: 0000000000370ef0
[ 8758.683185] Call Trace:
[ 8758.683330]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8758.683563]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8758.683861]  qxl_release_free+0x76/0xe0 [qxl]
[ 8758.684131]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8758.684403]  process_one_work+0x26e/0x570
[ 8758.684635]  worker_thread+0x55/0x3c0
[ 8758.684862]  ? process_one_work+0x570/0x570
[ 8758.685105]  kthread+0x137/0x150
[ 8758.685294]  ? __kthread_bind_mask+0x60/0x60
[ 8758.685539]  ret_from_fork+0x1f/0x30
[ 8758.685760] irq event stamp: 0
[ 8758.685938] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8758.686293] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8758.686766] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8758.687224] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8758.687578] ---[ end trace 5f7855eb2e853084 ]---
[ 8765.313054] ------------[ cut here ]------------
[ 8765.313325] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8765.313910] 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 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
[ 8765.317497] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8765.317999] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8765.318473] Workqueue: events qxl_gc_work [qxl]
[ 8765.318748] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8765.319042] 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
[ 8765.320091] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8765.320397] RAX: 0000000000000001 RBX: 0000000000000007 RCX: 0000000000000000
[ 8765.320813] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8765.321216] RBP: ffff8fc7f2f62248 R08: 0000000000000000 R09: 0000000000000000
[ 8765.321620] R10: 0000000000000000 R11: ffff8fc7c26d8ff8 R12: ffff8fc7d30f4700
[ 8765.322032] R13: ffff8fc7cc8d4d90 R14: ffff8fc7f2f622b0 R15: ffff8fc7c3c6a300
[ 8765.322436] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8765.322907] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8765.323232] CR2: 00007f0601194158 CR3: 0000000111a22002 CR4: 0000000000370ef0
[ 8765.323641] Call Trace:
[ 8765.323801]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8765.324036]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8765.324311]  qxl_release_free+0x76/0xe0 [qxl]
[ 8765.324562]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8765.324846]  process_one_work+0x26e/0x570
[ 8765.325080]  worker_thread+0x55/0x3c0
[ 8765.325292]  ? process_one_work+0x570/0x570
[ 8765.325535]  kthread+0x137/0x150
[ 8765.325739]  ? __kthread_bind_mask+0x60/0x60
[ 8765.325987]  ret_from_fork+0x1f/0x30
[ 8765.326198] irq event stamp: 0
[ 8765.326378] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8765.326749] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8765.327214] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8765.327687] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8765.328044] ---[ end trace 5f7855eb2e853085 ]---
[ 8765.328387] ------------[ cut here ]------------
[ 8765.328657] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8765.329232] 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 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
[ 8765.332801] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8765.333280] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8765.333770] Workqueue: events qxl_gc_work [qxl]
[ 8765.334033] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8765.334330] 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
[ 8765.335384] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8765.335699] RAX: 0000000000000001 RBX: 000000000000000f RCX: 0000000000000000
[ 8765.336101] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8765.336504] RBP: ffff8fc812828648 R08: 0000000000000000 R09: 0000000000000000
[ 8765.336921] R10: 0000000000000000 R11: ffff8fc7c26d8ff8 R12: ffff8fc7d13cef00
[ 8765.337325] R13: ffff8fc7cc8d4d90 R14: ffff8fc8128286b0 R15: ffff8fc7d13ce400
[ 8765.337739] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8765.338196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8765.338523] CR2: 00007f0601194158 CR3: 0000000111a22002 CR4: 0000000000370ef0
[ 8765.338941] Call Trace:
[ 8765.339089]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8765.339325]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8765.339605]  qxl_release_free+0x76/0xe0 [qxl]
[ 8765.339870]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8765.340142]  process_one_work+0x26e/0x570
[ 8765.340378]  worker_thread+0x55/0x3c0
[ 8765.340595]  ? process_one_work+0x570/0x570
[ 8765.340849]  kthread+0x137/0x150
[ 8765.341041]  ? __kthread_bind_mask+0x60/0x60
[ 8765.341288]  ret_from_fork+0x1f/0x30
[ 8765.341500] irq event stamp: 0
[ 8765.341693] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8765.342053] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8765.342515] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8765.342992] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8765.343350] ---[ end trace 5f7855eb2e853086 ]---
[ 8771.969832] ------------[ cut here ]------------
[ 8771.971276] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8771.974231] 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 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
[ 8771.979172] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8771.979768] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8771.980334] Workqueue: events qxl_gc_work [qxl]
[ 8771.980671] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8771.981026] 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
[ 8771.982277] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8771.982650] RAX: 0000000000000001 RBX: 0000000000000005 RCX: 0000000000000000
[ 8771.983122] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8771.983609] RBP: ffff8fc7cc5d4648 R08: 0000000000000000 R09: 0000000000000000
[ 8771.984101] R10: 0000000000000000 R11: ffff8fc7c26d8ff8 R12: ffff8fc82cd8b360
[ 8771.984585] R13: ffff8fc7cc8d4d90 R14: ffff8fc7cc5d46b0 R15: ffff8fc7d5932a00
[ 8771.985071] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8771.985628] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8771.986011] CR2: 00007f0601194158 CR3: 000000010650c005 CR4: 0000000000370ef0
[ 8771.986486] Call Trace:
[ 8771.986678]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8771.986956]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8771.987292]  qxl_release_free+0x76/0xe0 [qxl]
[ 8771.987597]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8771.987936]  process_one_work+0x26e/0x570
[ 8771.988214]  worker_thread+0x55/0x3c0
[ 8771.988468]  ? process_one_work+0x570/0x570
[ 8771.988777]  kthread+0x137/0x150
[ 8771.989002]  ? __kthread_bind_mask+0x60/0x60
[ 8771.989293]  ret_from_fork+0x1f/0x30
[ 8771.989551] irq event stamp: 0
[ 8771.989777] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8771.990205] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8771.990754] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8771.991288] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8771.991712] ---[ end trace 5f7855eb2e853087 ]---
[ 8771.992075] ------------[ cut here ]------------
[ 8771.992383] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8771.993046] 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 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
[ 8771.997165] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8771.997743] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8771.998300] Workqueue: events qxl_gc_work [qxl]
[ 8771.998611] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8771.998968] 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
[ 8772.000182] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8772.000534] RAX: 0000000000000001 RBX: 000000000000000f RCX: 0000000000000000
[ 8772.001008] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8772.001472] RBP: ffff8fc7e8592648 R08: 0000000000000000 R09: 0000000000000000
[ 8772.001954] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8fc7c3c6ac00
[ 8772.002417] R13: ffff8fc7cc8d4d90 R14: ffff8fc7e85926b0 R15: ffff8fc7c3c6ad00
[ 8772.002912] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8772.003421] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8772.003799] CR2: 00007f0601194158 CR3: 000000010650c005 CR4: 0000000000370ef0
[ 8772.004255] Call Trace:
[ 8772.004417]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8772.004708]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8772.005030]  qxl_release_free+0x76/0xe0 [qxl]
[ 8772.005304]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8772.005609]  process_one_work+0x26e/0x570
[ 8772.005877]  worker_thread+0x55/0x3c0
[ 8772.006110]  ? process_one_work+0x570/0x570
[ 8772.006373]  kthread+0x137/0x150
[ 8772.006582]  ? __kthread_bind_mask+0x60/0x60
[ 8772.006861]  ret_from_fork+0x1f/0x30
[ 8772.007091] irq event stamp: 0
[ 8772.007283] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8772.007689] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8772.008191] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8772.008694] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8772.009072] ---[ end trace 5f7855eb2e853088 ]---
[ 8778.624789] ------------[ cut here ]------------
[ 8778.625072] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8778.625814] 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 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
[ 8778.630685] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8778.631309] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8778.631974] Workqueue: events qxl_gc_work [qxl]
[ 8778.632299] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8778.632723] 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
[ 8778.634151] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8778.634543] RAX: 0000000000000001 RBX: 0000000000000003 RCX: 0000000000000000
[ 8778.635139] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8778.635662] RBP: ffff8fc7fbebce48 R08: 0000000000000000 R09: 0000000000000000
[ 8778.636155] R10: 0000000000000000 R11: ffff8fc7c26d8ff8 R12: ffff8fc7d4c874c0
[ 8778.636711] R13: ffff8fc7cc8d4d90 R14: ffff8fc7fbebceb0 R15: ffff8fc7cc9a7100
[ 8778.637240] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8778.637872] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8778.638293] CR2: 000055c718717008 CR3: 000000012234c005 CR4: 0000000000370ef0
[ 8778.638903] Call Trace:
[ 8778.639075]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8778.639401]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8778.639789]  qxl_release_free+0x76/0xe0 [qxl]
[ 8778.640149]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8778.640575]  process_one_work+0x26e/0x570
[ 8778.640864]  worker_thread+0x55/0x3c0
[ 8778.641164]  ? process_one_work+0x570/0x570
[ 8778.641517]  kthread+0x137/0x150
[ 8778.641773]  ? __kthread_bind_mask+0x60/0x60
[ 8778.642065]  ret_from_fork+0x1f/0x30
[ 8778.642390] irq event stamp: 0
[ 8778.642643] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8778.643089] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8778.643721] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8778.644334] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8778.645034] ---[ end trace 5f7855eb2e853089 ]---
[ 8778.652649] ------------[ cut here ]------------
[ 8778.652927] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8778.653500] 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 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
[ 8778.657229] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8778.657805] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8778.658288] Workqueue: events qxl_gc_work [qxl]
[ 8778.658577] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8778.658989] 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
[ 8778.660512] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8778.660903] RAX: 0000000000000001 RBX: 000000000000000f RCX: 0000000000000000
[ 8778.661307] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8778.661786] RBP: ffff8fc7f760fa48 R08: 0000000000000000 R09: 0000000000000000
[ 8778.662236] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8fc7c41ed700
[ 8778.662654] R13: ffff8fc7cc8d4d90 R14: ffff8fc7f760fab0 R15: ffff8fc7c41ede00
[ 8778.663059] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8778.663576] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8778.663913] CR2: 000055c718717008 CR3: 000000012234c005 CR4: 0000000000370ef0
[ 8778.664317] Call Trace:
[ 8778.664469]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8778.664806]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8778.665118]  qxl_release_free+0x76/0xe0 [qxl]
[ 8778.665370]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8778.665657]  process_one_work+0x26e/0x570
[ 8778.665894]  worker_thread+0x55/0x3c0
[ 8778.666173]  ? process_one_work+0x570/0x570
[ 8778.666420]  kthread+0x137/0x150
[ 8778.666652]  ? __kthread_bind_mask+0x60/0x60
[ 8778.666900]  ret_from_fork+0x1f/0x30
[ 8778.667165] irq event stamp: 0
[ 8778.667342] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8778.667715] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8778.668223] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8778.668757] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8778.669112] ---[ end trace 5f7855eb2e85308a ]---
[ 8785.280801] ------------[ cut here ]------------
[ 8785.281073] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8785.281671] 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 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
[ 8785.285367] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8785.285883] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8785.286390] Workqueue: events qxl_gc_work [qxl]
[ 8785.286672] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8785.286973] 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
[ 8785.288032] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8785.288337] RAX: 0000000000000001 RBX: 000000000000000f RCX: 0000000000000000
[ 8785.288753] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8785.289158] RBP: ffff8fc7c2dc6a48 R08: 0000000000000000 R09: 0000000000000000
[ 8785.289577] R10: 0000000000000000 R11: ffff8fc7c26d8ff8 R12: ffff8fc7d5932400
[ 8785.289984] R13: ffff8fc7cc8d4d90 R14: ffff8fc7c2dc6ab0 R15: ffff8fc7d5932000
[ 8785.290392] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8785.290862] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8785.291191] CR2: 00007f06e87895b0 CR3: 000000016066e005 CR4: 0000000000370ef0
[ 8785.291611] Call Trace:
[ 8785.291763]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8785.292000]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8785.292280]  qxl_release_free+0x76/0xe0 [qxl]
[ 8785.292551]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8785.292828]  process_one_work+0x26e/0x570
[ 8785.293066]  worker_thread+0x55/0x3c0
[ 8785.293281]  ? process_one_work+0x570/0x570
[ 8785.293541]  kthread+0x137/0x150
[ 8785.293736]  ? __kthread_bind_mask+0x60/0x60
[ 8785.294019]  ret_from_fork+0x1f/0x30
[ 8785.294232] irq event stamp: 0
[ 8785.294414] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8785.294810] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8785.295295] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8785.295778] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8785.296136] ---[ end trace 5f7855eb2e85308b ]---
[ 8785.296485] ------------[ cut here ]------------
[ 8785.296764] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8785.297338] 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 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
[ 8785.300930] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8785.301418] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8785.301929] Workqueue: events qxl_gc_work [qxl]
[ 8785.302204] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8785.302525] 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
[ 8785.303587] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8785.303888] RAX: 0000000000000001 RBX: 000000000000000f RCX: 0000000000000000
[ 8785.304292] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8785.304709] RBP: ffff8fc808e2f648 R08: 0000000000000000 R09: 0000000000000000
[ 8785.305110] R10: 0000000000000000 R11: ffff8fc7c26d8ff8 R12: ffff8fc7c45d0200
[ 8785.305528] R13: ffff8fc7cc8d4d90 R14: ffff8fc808e2f6b0 R15: ffff8fc7c45d0300
[ 8785.305934] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8785.306393] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8785.306737] CR2: 00007f06e87895b0 CR3: 000000016066e005 CR4: 0000000000370ef0
[ 8785.307152] Call Trace:
[ 8785.307300]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8785.307552]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8785.307830]  qxl_release_free+0x76/0xe0 [qxl]
[ 8785.308083]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8785.308361]  process_one_work+0x26e/0x570
[ 8785.308608]  worker_thread+0x55/0x3c0
[ 8785.308825]  ? process_one_work+0x570/0x570
[ 8785.309067]  kthread+0x137/0x150
[ 8785.309258]  ? __kthread_bind_mask+0x60/0x60
[ 8785.309520]  ret_from_fork+0x1f/0x30
[ 8785.309731] irq event stamp: 0
[ 8785.309910] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8785.310267] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8785.310742] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8785.311207] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8785.311579] ---[ end trace 5f7855eb2e85308c ]---
[ 8785.311916] ------------[ cut here ]------------
[ 8785.312183] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8785.312783] 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 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
[ 8785.316375] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8785.316873] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8785.317365] Workqueue: events qxl_gc_work [qxl]
[ 8785.317640] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8785.317941] 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
[ 8785.319086] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8785.319403] RAX: 0000000000000001 RBX: 000000000000000f RCX: 0000000000000000
[ 8785.319895] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8785.320297] RBP: ffff8fc7d1363648 R08: 0000000000000000 R09: 0000000000000000
[ 8785.320727] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8fc7c086a100
[ 8785.321131] R13: ffff8fc7cc8d4d90 R14: ffff8fc7d13636b0 R15: ffff8fc7c086a500
[ 8785.321555] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8785.322009] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8785.322350] CR2: 00007f06e87895b0 CR3: 000000016066e005 CR4: 0000000000370ef0
[ 8785.322766] Call Trace:
[ 8785.322917]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8785.323154]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8785.323441]  qxl_release_free+0x76/0xe0 [qxl]
[ 8785.323710]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8785.323987]  process_one_work+0x26e/0x570
[ 8785.324228]  worker_thread+0x55/0x3c0
[ 8785.324449]  ? process_one_work+0x570/0x570
[ 8785.324705]  kthread+0x137/0x150
[ 8785.324897]  ? __kthread_bind_mask+0x60/0x60
[ 8785.325150]  ret_from_fork+0x1f/0x30
[ 8785.325386] irq event stamp: 0
[ 8785.325577] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8785.325937] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8785.326411] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8785.326887] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8785.327244] ---[ end trace 5f7855eb2e85308d ]---
[ 8791.936849] ------------[ cut here ]------------
[ 8791.937124] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8791.937775] 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 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
[ 8791.941625] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8791.942107] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8791.942665] Workqueue: events qxl_gc_work [qxl]
[ 8791.942930] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8791.943299] 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
[ 8791.944430] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8791.944730] RAX: 0000000000000001 RBX: 000000000000000e RCX: 0000000000000000
[ 8791.945186] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8791.945609] RBP: ffff8fc7e8593e48 R08: 0000000000000000 R09: 0000000000000000
[ 8791.946010] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8fc7c45d0c00
[ 8791.946491] R13: ffff8fc7cc8d4d90 R14: ffff8fc7e8593eb0 R15: ffff8fc7c45d0300
[ 8791.946891] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8791.947408] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8791.947748] CR2: 00007f06e87895b0 CR3: 000000010650c004 CR4: 0000000000370ef0
[ 8791.948218] Call Trace:
[ 8791.948369]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8791.948617]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8791.948894]  qxl_release_free+0x76/0xe0 [qxl]
[ 8791.949211]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8791.949498]  process_one_work+0x26e/0x570
[ 8791.949736]  worker_thread+0x55/0x3c0
[ 8791.950001]  ? process_one_work+0x570/0x570
[ 8791.950256]  kthread+0x137/0x150
[ 8791.950459]  ? __kthread_bind_mask+0x60/0x60
[ 8791.950707]  ret_from_fork+0x1f/0x30
[ 8791.950969] irq event stamp: 0
[ 8791.951157] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8791.951524] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8791.952046] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8791.952519] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8791.952947] ---[ end trace 5f7855eb2e85308e ]---
[ 8791.953278] ------------[ cut here ]------------
[ 8791.953555] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8791.954178] 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 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
[ 8791.958016] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8791.958512] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8791.959054] Workqueue: events qxl_gc_work [qxl]
[ 8791.959319] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8791.959673] 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
[ 8791.960766] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8791.961066] RAX: 0000000000000001 RBX: 000000000000000f RCX: 0000000000000000
[ 8791.961483] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8791.961927] RBP: ffff8fc7d382e648 R08: 0000000000000000 R09: 0000000000000000
[ 8791.962333] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8fc7c3c6a800
[ 8791.962797] R13: ffff8fc7cc8d4d90 R14: ffff8fc7d382e6b0 R15: ffff8fc7c5b92200
[ 8791.963202] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8791.963714] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8791.964042] CR2: 00007f06e87895b0 CR3: 000000010650c004 CR4: 0000000000370ef0
[ 8791.964499] Call Trace:
[ 8791.964646]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8791.964881]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8791.965160]  qxl_release_free+0x76/0xe0 [qxl]
[ 8791.965467]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8791.965739]  process_one_work+0x26e/0x570
[ 8791.965972]  worker_thread+0x55/0x3c0
[ 8791.966186]  ? process_one_work+0x570/0x570
[ 8791.966481]  kthread+0x137/0x150
[ 8791.966669]  ? __kthread_bind_mask+0x60/0x60
[ 8791.966916]  ret_from_fork+0x1f/0x30
[ 8791.967127] irq event stamp: 0
[ 8791.967348] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8791.967715] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8791.968175] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8791.968688] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8791.969046] ---[ end trace 5f7855eb2e85308f ]---
[ 8798.592727] ------------[ cut here ]------------
[ 8798.593025] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8798.593660] 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 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
[ 8798.597478] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8798.597971] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8798.598588] Workqueue: events qxl_gc_work [qxl]
[ 8798.598897] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8798.599221] 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
[ 8798.600351] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8798.600724] RAX: 0000000000000001 RBX: 000000000000000c RCX: 0000000000000000
[ 8798.601151] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8798.601606] RBP: ffff8fc7fbebde48 R08: 0000000000000000 R09: 0000000000000000
[ 8798.602027] R10: 0000000000000000 R11: ffff8fc7c26d8ff8 R12: ffff8fc7c086a400
[ 8798.602468] R13: ffff8fc7cc8d4d90 R14: ffff8fc7fbebdeb0 R15: ffff8fc7c086ab00
[ 8798.602905] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8798.603398] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8798.603756] CR2: 00007f06e87895b0 CR3: 000000010650c004 CR4: 0000000000370ef0
[ 8798.604183] Call Trace:
[ 8798.604339]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8798.604630]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8798.604933]  qxl_release_free+0x76/0xe0 [qxl]
[ 8798.605203]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8798.605504]  process_one_work+0x26e/0x570
[ 8798.605784]  worker_thread+0x55/0x3c0
[ 8798.605996]  ? process_one_work+0x570/0x570
[ 8798.606241]  kthread+0x137/0x150
[ 8798.606442]  ? __kthread_bind_mask+0x60/0x60
[ 8798.606690]  ret_from_fork+0x1f/0x30
[ 8798.606912] irq event stamp: 0
[ 8798.607090] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8798.607457] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8798.607931] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8798.608410] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8798.608775] ---[ end trace 5f7855eb2e853090 ]---
[ 8798.609160] ------------[ cut here ]------------
[ 8798.609481] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8798.610090] 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 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
[ 8798.613781] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8798.614283] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8798.614770] Workqueue: events qxl_gc_work [qxl]
[ 8798.615035] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8798.615335] 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
[ 8798.616386] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8798.616685] RAX: 0000000000000001 RBX: 000000000000000f RCX: 0000000000000000
[ 8798.617087] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8798.617502] RBP: ffff8fc7cf831648 R08: 0000000000000000 R09: 0000000000000000
[ 8798.617906] R10: 0000000000000000 R11: ffff8fc7c26d8ff8 R12: ffff8fc7d4c15e00
[ 8798.618309] R13: ffff8fc7cc8d4d90 R14: ffff8fc7cf8316b0 R15: ffff8fc7c45d0500
[ 8798.618721] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8798.619178] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8798.619513] CR2: 00007f06e87895b0 CR3: 000000010650c004 CR4: 0000000000370ef0
[ 8798.619916] Call Trace:
[ 8798.620062]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8798.620299]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8798.620587]  qxl_release_free+0x76/0xe0 [qxl]
[ 8798.620842]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8798.621113]  process_one_work+0x26e/0x570
[ 8798.621350]  worker_thread+0x55/0x3c0
[ 8798.621574]  ? process_one_work+0x570/0x570
[ 8798.621815]  kthread+0x137/0x150
[ 8798.622035]  ? __kthread_bind_mask+0x60/0x60
[ 8798.622313]  ret_from_fork+0x1f/0x30
[ 8798.622551] irq event stamp: 0
[ 8798.622728] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8798.623094] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8798.623625] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8798.624091] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8798.624456] ---[ end trace 5f7855eb2e853091 ]---
[ 8805.248678] ------------[ cut here ]------------
[ 8805.248951] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8805.249539] 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 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
[ 8805.254016] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8805.254700] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8805.255363] Workqueue: events qxl_gc_work [qxl]
[ 8805.255749] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8805.256168] 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
[ 8805.257660] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8805.258077] RAX: 0000000000000001 RBX: 000000000000000a RCX: 0000000000000000
[ 8805.258653] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8805.259222] RBP: ffff8fc7d076b248 R08: 0000000000000000 R09: 0000000000000000
[ 8805.259811] R10: 0000000000000000 R11: ffff8fc7c26d8ff8 R12: ffff8fc7c66e1d80
[ 8805.260407] R13: ffff8fc7cc8d4d90 R14: ffff8fc7d076b2b0 R15: ffff8fc7c5b92300
[ 8805.260984] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8805.261638] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8805.262100] CR2: 00007f06e87895b0 CR3: 000000010650c004 CR4: 0000000000370ef0
[ 8805.262673] Call Trace:
[ 8805.262880]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8805.263216]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8805.263628]  qxl_release_free+0x76/0xe0 [qxl]
[ 8805.263994]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8805.264392]  process_one_work+0x26e/0x570
[ 8805.264723]  worker_thread+0x55/0x3c0
[ 8805.265021]  ? process_one_work+0x570/0x570
[ 8805.265379]  kthread+0x137/0x150
[ 8805.265645]  ? __kthread_bind_mask+0x60/0x60
[ 8805.265991]  ret_from_fork+0x1f/0x30
[ 8805.266289] irq event stamp: 0
[ 8805.266552] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8805.267050] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8805.267712] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8805.268377] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8805.268875] ---[ end trace 5f7855eb2e853092 ]---
[ 8805.269352] ------------[ cut here ]------------
[ 8805.269671] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8805.270456] 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 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
[ 8805.274916] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8805.275428] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8805.275918] Workqueue: events qxl_gc_work [qxl]
[ 8805.276198] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8805.276508] 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
[ 8805.277578] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8805.277881] RAX: 0000000000000001 RBX: 000000000000000f RCX: 0000000000000000
[ 8805.278296] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8805.278709] RBP: ffff8fc7f760f248 R08: 0000000000000000 R09: 0000000000000000
[ 8805.279128] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8fc81de35500
[ 8805.279537] R13: ffff8fc7cc8d4d90 R14: ffff8fc7f760f2b0 R15: ffff8fc81de35300
[ 8805.279934] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8805.280412] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8805.280738] CR2: 00007f06e87895b0 CR3: 000000010650c004 CR4: 0000000000370ef0
[ 8805.281157] Call Trace:
[ 8805.281313]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8805.281549]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8805.281825]  qxl_release_free+0x76/0xe0 [qxl]
[ 8805.282091]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8805.282376]  process_one_work+0x26e/0x570
[ 8805.282611]  worker_thread+0x55/0x3c0
[ 8805.282824]  ? process_one_work+0x570/0x570
[ 8805.283076]  kthread+0x137/0x150
[ 8805.283269]  ? __kthread_bind_mask+0x60/0x60
[ 8805.283525]  ret_from_fork+0x1f/0x30
[ 8805.283734] irq event stamp: 0
[ 8805.283929] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8805.284284] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8805.284752] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8805.285224] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8805.285585] ---[ end trace 5f7855eb2e853093 ]---
[ 8811.904681] ------------[ cut here ]------------
[ 8811.905060] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8811.905982] 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 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
[ 8811.911222] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8811.911835] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8811.912528] Workqueue: events qxl_gc_work [qxl]
[ 8811.912886] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8811.913318] 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
[ 8811.914767] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8811.915149] RAX: 0000000000000001 RBX: 0000000000000008 RCX: 0000000000000000
[ 8811.915791] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8811.916358] RBP: ffff8fc7c631a648 R08: 0000000000000000 R09: 0000000000000000
[ 8811.916937] R10: 0000000000000000 R11: ffff8fc7c26d8ff8 R12: ffff8fc70d7b0000
[ 8811.917584] R13: ffff8fc7cc8d4d90 R14: ffff8fc7c631a6b0 R15: ffff8fc7d3807300
[ 8811.918170] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8811.918863] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8811.919294] CR2: 00007f06e87895b0 CR3: 0000000132ec6002 CR4: 0000000000370ef0
[ 8811.919809] Call Trace:
[ 8811.919963]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8811.920204]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8811.920496]  qxl_release_free+0x76/0xe0 [qxl]
[ 8811.920750]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8811.921027]  process_one_work+0x26e/0x570
[ 8811.921273]  worker_thread+0x55/0x3c0
[ 8811.921488]  ? process_one_work+0x570/0x570
[ 8811.921733]  kthread+0x137/0x150
[ 8811.921922]  ? __kthread_bind_mask+0x60/0x60
[ 8811.922170]  ret_from_fork+0x1f/0x30
[ 8811.922391] irq event stamp: 0
[ 8811.922568] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8811.922922] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8811.923393] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8811.923850] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8811.924205] ---[ end trace 5f7855eb2e853094 ]---
[ 8811.926766] ------------[ cut here ]------------
[ 8811.927042] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8811.927610] 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 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
[ 8811.931186] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8811.931686] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8811.932166] Workqueue: events qxl_gc_work [qxl]
[ 8811.932439] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8811.932736] 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
[ 8811.933784] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8811.934088] RAX: 0000000000000001 RBX: 000000000000000f RCX: 0000000000000000
[ 8811.934500] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8811.934904] RBP: ffff8fc7c631aa48 R08: 0000000000000000 R09: 0000000000000000
[ 8811.935316] R10: 0000000000000000 R11: ffff8fc7c26d8ff8 R12: ffff8fc7f1d1f900
[ 8811.935745] R13: ffff8fc7cc8d4d90 R14: ffff8fc7c631aab0 R15: ffff8fc7f1d1f400
[ 8811.936148] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8811.936609] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8811.936933] CR2: 00007f387725fe38 CR3: 0000000127716005 CR4: 0000000000370ef0
[ 8811.937342] Call Trace:
[ 8811.937491]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8811.937725]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8811.938003]  qxl_release_free+0x76/0xe0 [qxl]
[ 8811.938263]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8811.938538]  process_one_work+0x26e/0x570
[ 8811.938910]  worker_thread+0x55/0x3c0
[ 8811.939128]  ? process_one_work+0x570/0x570
[ 8811.939431]  kthread+0x137/0x150
[ 8811.939622]  ? __kthread_bind_mask+0x60/0x60
[ 8811.939869]  ret_from_fork+0x1f/0x30
[ 8811.940083] irq event stamp: 0
[ 8811.940271] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8811.940624] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8811.941086] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8811.941553] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8811.941910] ---[ end trace 5f7855eb2e853095 ]---
[ 8818.560572] ------------[ cut here ]------------
[ 8818.560862] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8818.561446] 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 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
[ 8818.565127] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8818.565653] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8818.566161] Workqueue: events qxl_gc_work [qxl]
[ 8818.566436] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8818.566756] 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
[ 8818.567840] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8818.568155] RAX: 0000000000000001 RBX: 0000000000000006 RCX: 0000000000000000
[ 8818.568567] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8818.568988] RBP: ffff8fc7e8590a48 R08: 0000000000000000 R09: 0000000000000000
[ 8818.569398] R10: 0000000000000000 R11: ffff8fc7c26d8ff8 R12: ffff8fc821d45e00
[ 8818.569810] R13: ffff8fc7cc8d4d90 R14: ffff8fc7e8590ab0 R15: ffff8fc7d3807900
[ 8818.570235] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8818.570701] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8818.571045] CR2: 00007f03461f4e38 CR3: 000000016066e006 CR4: 0000000000370ef0
[ 8818.571471] Call Trace:
[ 8818.571619]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8818.571855]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8818.572136]  qxl_release_free+0x76/0xe0 [qxl]
[ 8818.572421]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8818.572696]  process_one_work+0x26e/0x570
[ 8818.572945]  worker_thread+0x55/0x3c0
[ 8818.573157]  ? process_one_work+0x570/0x570
[ 8818.573411]  kthread+0x137/0x150
[ 8818.573601]  ? __kthread_bind_mask+0x60/0x60
[ 8818.573863]  ret_from_fork+0x1f/0x30
[ 8818.574076] irq event stamp: 0
[ 8818.574270] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8818.574630] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8818.575100] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8818.575568] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8818.575942] ---[ end trace 5f7855eb2e853096 ]---
[ 8818.576288] ------------[ cut here ]------------
[ 8818.576554] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8818.577121] 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 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
[ 8818.580783] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8818.581281] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8818.581785] Workqueue: events qxl_gc_work [qxl]
[ 8818.582073] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8818.582389] 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
[ 8818.583462] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8818.583789] RAX: 0000000000000001 RBX: 000000000000000f RCX: 0000000000000000
[ 8818.584226] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8818.584628] RBP: ffff8fc7d1acbe48 R08: 0000000000000000 R09: 0000000000000000
[ 8818.585068] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8fc7d3807f00
[ 8818.585497] R13: ffff8fc7cc8d4d90 R14: ffff8fc7d1acbeb0 R15: ffff8fc7d141eb00
[ 8818.585901] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8818.586379] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8818.586731] CR2: 00007f03461f4e38 CR3: 000000016066e006 CR4: 0000000000370ef0
[ 8818.587156] Call Trace:
[ 8818.587315]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8818.587570]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8818.587846]  qxl_release_free+0x76/0xe0 [qxl]
[ 8818.588103]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8818.588423]  process_one_work+0x26e/0x570
[ 8818.588655]  worker_thread+0x55/0x3c0
[ 8818.588890]  ? process_one_work+0x570/0x570
[ 8818.589134]  kthread+0x137/0x150
[ 8818.589355]  ? __kthread_bind_mask+0x60/0x60
[ 8818.589599]  ret_from_fork+0x1f/0x30
[ 8818.589810] irq event stamp: 0
[ 8818.589990] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8818.590392] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8818.590874] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8818.591375] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8818.591729] ---[ end trace 5f7855eb2e853097 ]---
[ 8825.216385] ------------[ cut here ]------------
[ 8825.216738] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8825.217427] 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 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
[ 8825.221121] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8825.221603] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8825.222088] Workqueue: events qxl_gc_work [qxl]
[ 8825.222366] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8825.222663] 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
[ 8825.223721] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8825.224022] RAX: 0000000000000001 RBX: 0000000000000004 RCX: 0000000000000000
[ 8825.224436] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8825.224845] RBP: ffff8fc7d1363e48 R08: 0000000000000000 R09: 0000000000000000
[ 8825.225261] R10: 0000000000000000 R11: ffff8fc7c26d8ff8 R12: ffff8fc82ccb4420
[ 8825.225662] R13: ffff8fc7cc8d4d90 R14: ffff8fc7d1363eb0 R15: ffff8fc7c4a86b00
[ 8825.226069] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8825.226537] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8825.226864] CR2: 00007fead3f0a8f0 CR3: 0000000111bfe002 CR4: 0000000000370ef0
[ 8825.227282] Call Trace:
[ 8825.227433]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8825.227668]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8825.227948]  qxl_release_free+0x76/0xe0 [qxl]
[ 8825.228213]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8825.228484]  process_one_work+0x26e/0x570
[ 8825.228723]  worker_thread+0x55/0x3c0
[ 8825.228939]  ? process_one_work+0x570/0x570
[ 8825.229195]  kthread+0x137/0x150
[ 8825.229386]  ? __kthread_bind_mask+0x60/0x60
[ 8825.229632]  ret_from_fork+0x1f/0x30
[ 8825.229848] irq event stamp: 0
[ 8825.230026] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8825.230394] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8825.230863] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8825.231375] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8825.231729] ---[ end trace 5f7855eb2e853098 ]---
[ 8825.232076] ------------[ cut here ]------------
[ 8825.232354] WARNING: CPU: 0 PID: 1336286 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8825.232914] 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 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
[ 8825.236615] CPU: 0 PID: 1336286 Comm: kworker/0:4 Tainted: G        W         5.12.0-rc1+ #153
[ 8825.237157] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 8825.237640] Workqueue: events qxl_gc_work [qxl]
[ 8825.237911] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 8825.238221] 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
[ 8825.239283] RSP: 0018:ffff9cbc01513d80 EFLAGS: 00010202
[ 8825.239583] RAX: 0000000000000001 RBX: 000000000000000f RCX: 0000000000000000
[ 8825.239993] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffc03ff168
[ 8825.240408] RBP: ffff8fc8161a8e48 R08: 0000000000000000 R09: 0000000000000000
[ 8825.240812] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8fc7d3807a00
[ 8825.241232] R13: ffff8fc7cc8d4d90 R14: ffff8fc8161a8eb0 R15: ffff8fc7d3807300
[ 8825.241639] FS:  0000000000000000(0000) GS:ffff8fc83bc00000(0000) knlGS:0000000000000000
[ 8825.242093] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8825.242434] CR2: 00007fead3f0a8f0 CR3: 0000000111bfe002 CR4: 0000000000370ef0
[ 8825.242845] Call Trace:
[ 8825.242995]  qxl_bo_unref+0x31/0x50 [qxl]
[ 8825.243244]  qxl_release_free_list+0x52/0xa0 [qxl]
[ 8825.243521]  qxl_release_free+0x76/0xe0 [qxl]
[ 8825.243778]  qxl_garbage_collect+0xbd/0x170 [qxl]
[ 8825.244056]  process_one_work+0x26e/0x570
[ 8825.244307]  worker_thread+0x55/0x3c0
[ 8825.244524]  ? process_one_work+0x570/0x570
[ 8825.244769]  kthread+0x137/0x150
[ 8825.244994]  ? __kthread_bind_mask+0x60/0x60
[ 8825.245255]  ret_from_fork+0x1f/0x30
[ 8825.245468] irq event stamp: 0
[ 8825.245649] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[ 8825.246011] hardirqs last disabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8825.246489] softirqs last  enabled at (0): [] copy_process+0x8c4/0x1ca0
[ 8825.246960] softirqs last disabled at (0): [<0000000000000000>] 0x0
[ 8825.247332] ---[ end trace 5f7855eb2e853099 ]---
[ 8825.508494] BTRFS info (device dm-0): using free space tree
[ 8825.508836] BTRFS info (device dm-0): has skinny extents