[ 7486.047207] run fstests generic/138 at 2021-03-01 22:54:48
[ 7486.347463] BTRFS info (device dm-0): using free space tree
[ 7486.347791] BTRFS info (device dm-0): has skinny extents
[ 7486.454493] BTRFS info (device dm-0): using free space tree
[ 7486.454830] BTRFS info (device dm-0): has skinny extents
[ 7486.714532] BTRFS info (device dm-0): using free space tree
[ 7486.714871] BTRFS info (device dm-0): has skinny extents
[ 7486.733475] ------------[ cut here ]------------
[ 7486.733753] WARNING: CPU: 0 PID: 1336298 at drivers/gpu/drm/ttm/ttm_bo.c:512 ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 7486.734335] 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
[ 7486.737961] CPU: 0 PID: 1336298 Comm: kworker/0:15 Tainted: G        W         5.12.0-rc1+ #153
[ 7486.738473] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 7486.738952] Workqueue: events qxl_gc_work [qxl]
[ 7486.739226] RIP: 0010:ttm_bo_release+0x4f9/0x5c0 [ttm]
[ 7486.739528] 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