e-eb2bbf2f4cf3
[  444.683383][ T7160] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.80 (7160)
[  444.754742][ T7160] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  444.754776][ T7160] BTRFS info (device loop1): using crc32c checksum algorithm
[  444.754808][ T7160] BTRFS warning (device loop1): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  444.820868][  T163] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  444.820984][ T7160] BTRFS error (device loop1): failed to load root extent
[  444.821020][ T7160] BTRFS warning (device loop1): try to load backup roots slot 1
[  444.823002][ T1193] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  444.823136][ T7160] BTRFS warning (device loop1): couldn't read tree root
[  444.823156][ T7160] BTRFS warning (device loop1): try to load backup roots slot 2
[  444.866048][ T5683] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  444.876747][ T7160] BTRFS warning (device loop1): couldn't read tree root
[  444.876829][ T7160] BTRFS warning (device loop1): try to load backup roots slot 3
[  444.927518][ T7160] BTRFS info (device loop1): rebuilding free space tree
[  444.951622][ T7160] BTRFS info (device loop1): disabling free space tree
[  444.951722][ T7160] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  444.951751][ T7160] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  444.963460][ T7160] BTRFS info (device loop1): checking UUID tree
[  444.965579][ T7160] BTRFS info (device loop1): enabling ssd optimizations
[  444.965631][ T7160] BTRFS info (device loop1): disabling tree log
[  444.965667][ T7160] BTRFS info (device loop1): turning on flush-on-commit
[  444.965685][ T7160] BTRFS info (device loop1): turning on async discard
[  444.965702][ T7160] BTRFS info (device loop1): enabling disk space caching
[  444.965718][ T7160] BTRFS info (device loop1): force clearing of disk cache
[  444.965781][ T7160] BTRFS info (device loop1): trying to use backup root at mount time
[  444.965841][ T7160] BTRFS info (device loop1): use zstd compression, level 3
2026/05/25 01:07:05 executed programs: 66
[  445.188986][ T6034] BTRFS info (device loop1): last unmount of filesystem f5ea37b6-9e41-4b6b-981e-eb2bbf2f4cf3
[  445.602657][ T7178] loop1: detected capacity change from 0 to 32768
[  445.603826][ T7178] btrfs: Deprecated parameter 'usebackuproot'
[  445.603847][ T7178] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  445.607066][ T7178] BTRFS info: device /dev/loop1 (7:1) using temp-fsid b0b1171d-446d-4a55-a1b6-c965919c7b46
[  445.607132][ T7178] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.81 (7178)
[  445.620762][ T7178] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  445.620862][ T7178] BTRFS info (device loop1): using crc32c checksum algorithm
[  445.620956][ T7178] BTRFS warning (device loop1): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  445.796352][ T1319] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  445.796480][ T7178] BTRFS error (device loop1): failed to load root extent
[  445.796523][ T7178] BTRFS warning (device loop1): try to load backup roots slot 1
[  445.796844][  T163] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  445.796932][ T7178] BTRFS warning (device loop1): couldn't read tree root
[  445.796952][ T7178] BTRFS warning (device loop1): try to load backup roots slot 2
[  445.797240][  T163] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  445.797322][ T7178] BTRFS warning (device loop1): couldn't read tree root
[  445.797342][ T7178] BTRFS warning (device loop1): try to load backup roots slot 3
[  445.901992][ T7178] BTRFS info (device loop1): rebuilding free space tree
[  445.967448][ T7178] BTRFS info (device loop1): disabling free space tree
[  445.967535][ T7178] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  445.967562][ T7178] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  446.011710][ T7178] BTRFS info (device loop1): checking UUID tree
[  446.019661][ T7178] BTRFS info (device loop1): enabling ssd optimizations
[  446.019687][ T7178] BTRFS info (device loop1): disabling tree log
[  446.019702][ T7178] BTRFS info (device loop1): turning on flush-on-commit
[  446.019718][ T7178] BTRFS info (device loop1): turning on async discard
[  446.019735][ T7178] BTRFS info (device loop1): enabling disk space caching
[  446.019752][ T7178] BTRFS info (device loop1): force clearing of disk cache
[  446.019769][ T7178] BTRFS info (device loop1): trying to use backup root at mount time
[  446.019787][ T7178] BTRFS info (device loop1): use zstd compression, level 3
[  446.248958][ T6034] BTRFS info (device loop1): last unmount of filesystem b0b1171d-446d-4a55-a1b6-c965919c7b46
[  447.137257][ T7199] loop1: detected capacity change from 0 to 32768
[  447.138571][ T7199] btrfs: Deprecated parameter 'usebackuproot'
[  447.138593][ T7199] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  447.150830][ T7199] BTRFS info: device /dev/loop1 (7:1) using temp-fsid cb736510-e715-472c-8022-b3a81032c259
[  447.151051][ T7199] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.83 (7199)
[  447.204925][ T7199] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  447.204961][ T7199] BTRFS info (device loop1): using crc32c checksum algorithm
[  447.204993][ T7199] BTRFS warning (device loop1): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  447.385543][ T5848] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  447.385661][ T7199] BTRFS error (device loop1): failed to load root extent
[  447.385703][ T7199] BTRFS warning (device loop1): try to load backup roots slot 1
[  447.386024][ T5848] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  447.386146][ T7199] BTRFS warning (device loop1): couldn't read tree root
[  447.386167][ T7199] BTRFS warning (device loop1): try to load backup roots slot 2
[  447.386455][ T5848] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  447.386540][ T7199] BTRFS warning (device loop1): couldn't read tree root
[  447.386560][ T7199] BTRFS warning (device loop1): try to load backup roots slot 3
[  447.415721][ T7199] BTRFS info (device loop1): rebuilding free space tree
[  447.511023][ T7199] BTRFS info (device loop1): disabling free space tree
[  447.511084][ T7199] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  447.511103][ T7199] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  447.516117][ T7199] BTRFS info (device loop1): checking UUID tree
[  447.516812][ T7199] BTRFS info (device loop1): enabling ssd optimizations
[  447.516835][ T7199] BTRFS info (device loop1): disabling tree log
[  447.516851][ T7199] BTRFS info (device loop1): turning on flush-on-commit
[  447.516869][ T7199] BTRFS info (device loop1): turning on async discard
[  447.516886][ T7199] BTRFS info (device loop1): enabling disk space caching
[  447.516904][ T7199] BTRFS info (device loop1): force clearing of disk cache
[  447.516920][ T7199] BTRFS info (device loop1): trying to use backup root at mount time
[  447.516939][ T7199] BTRFS info (device loop1): use zstd compression, level 3
[  447.760372][ T6034] BTRFS info (device loop1): last unmount of filesystem cb736510-e715-472c-8022-b3a81032c259
[  448.239706][ T7220] loop1: detected capacity change from 0 to 32768
[  448.240832][ T7220] btrfs: Deprecated parameter 'usebackuproot'
[  448.240853][ T7220] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  448.243136][ T7220] BTRFS info: device /dev/loop1 (7:1) using temp-fsid ae7eed71-c5f9-43fa-9f88-8fd38551cd4b
[  448.243202][ T7220] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.84 (7220)
[  448.293449][ T7220] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  448.293485][ T7220] BTRFS info (device loop1): using crc32c checksum algorithm
[  448.293515][ T7220] BTRFS warning (device loop1): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  448.489243][  T163] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  448.489393][ T7220] BTRFS error (device loop1): failed to load root extent
[  448.489433][ T7220] BTRFS warning (device loop1): try to load backup roots slot 1
[  448.489751][ T5683] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  448.489869][ T7220] BTRFS warning (device loop1): couldn't read tree root
[  448.489888][ T7220] BTRFS warning (device loop1): try to load backup roots slot 2
[  448.502326][ T5848] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  448.505170][ T7220] BTRFS warning (device loop1): couldn't read tree root
[  448.505466][ T7220] BTRFS warning (device loop1): try to load backup roots slot 3
[  448.598519][ T7220] BTRFS info (device loop1): rebuilding free space tree
[  448.640524][ T7220] BTRFS info (device loop1): disabling free space tree
[  448.640584][ T7220] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  448.640602][ T7220] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  448.647501][ T7220] BTRFS info (device loop1): checking UUID tree
[  448.686439][ T7220] BTRFS info (device loop1): enabling ssd optimizations
[  448.686461][ T7220] BTRFS info (device loop1): disabling tree log
[  448.686473][ T7220] BTRFS info (device loop1): turning on flush-on-commit
[  448.686485][ T7220] BTRFS info (device loop1): turning on async discard
[  448.686496][ T7220] BTRFS info (device loop1): enabling disk space caching
[  448.686510][ T7220] BTRFS info (device loop1): force clearing of disk cache
[  448.686522][ T7220] BTRFS info (device loop1): trying to use backup root at mount time
[  448.686535][ T7220] BTRFS info (device loop1): use zstd compression, level 3
[  448.889255][ T6034] BTRFS info (device loop1): last unmount of filesystem ae7eed71-c5f9-43fa-9f88-8fd38551cd4b
[  449.269850][ T7239] loop1: detected capacity change from 0 to 32768
[  449.270979][ T7239] btrfs: Deprecated parameter 'usebackuproot'
[  449.270999][ T7239] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  449.271716][ T7239] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 7c563539-1d94-4597-b341-e4d21882bcf2
[  449.271778][ T7239] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.85 (7239)
[  449.275881][ T7239] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  449.275912][ T7239] BTRFS info (device loop1): using crc32c checksum algorithm
[  449.275942][ T7239] BTRFS warning (device loop1): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  449.501685][  T163] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  449.501807][ T7239] BTRFS error (device loop1): failed to load root extent
[  449.501847][ T7239] BTRFS warning (device loop1): try to load backup roots slot 1
[  449.502716][ T5849] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  449.502813][ T7239] BTRFS warning (device loop1): couldn't read tree root
[  449.502834][ T7239] BTRFS warning (device loop1): try to load backup roots slot 2
[  449.503138][ T5848] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  449.504375][ T7239] BTRFS warning (device loop1): couldn't read tree root
[  449.504398][ T7239] BTRFS warning (device loop1): try to load backup roots slot 3
[  449.576128][ T7239] BTRFS info (device loop1): rebuilding free space tree
[  449.702609][ T7239] BTRFS info (device loop1): disabling free space tree
[  449.702681][ T7239] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  449.702700][ T7239] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  449.707524][ T7239] BTRFS info (device loop1): checking UUID tree
[  449.743983][ T7239] BTRFS info (device loop1): enabling ssd optimizations
[  449.744011][ T7239] BTRFS info (device loop1): disabling tree log
[  449.744027][ T7239] BTRFS info (device loop1): turning on flush-on-commit
[  449.744044][ T7239] BTRFS info (device loop1): turning on async discard
[  449.744061][ T7239] BTRFS info (device loop1): enabling disk space caching
[  449.744078][ T7239] BTRFS info (device loop1): force clearing of disk cache
[  449.744095][ T7239] BTRFS info (device loop1): trying to use backup root at mount time
[  449.744114][ T7239] BTRFS info (device loop1): use zstd compression, level 3
[  450.029128][ T6034] BTRFS info (device loop1): last unmount of filesystem 7c563539-1d94-4597-b341-e4d21882bcf2
[  450.460596][ T7259] loop1: detected capacity change from 0 to 32768
[  450.461736][ T7259] btrfs: Deprecated parameter 'usebackuproot'
[  450.461758][ T7259] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  450.464048][ T7259] BTRFS info: device /dev/loop1 (7:1) using temp-fsid e7444053-7592-4712-921a-f12436684cbe
[  450.464125][ T7259] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.86 (7259)
[  450.513842][ T7259] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  450.513889][ T7259] BTRFS info (device loop1): using crc32c checksum algorithm
[  450.513919][ T7259] BTRFS warning (device loop1): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  450.628127][ T5849] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  450.632758][ T7259] BTRFS error (device loop1): failed to load root extent
[  450.632807][ T7259] BTRFS warning (device loop1): try to load backup roots slot 1
[  450.633215][ T5849] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  450.633351][ T7259] BTRFS warning (device loop1): couldn't read tree root
[  450.633370][ T7259] BTRFS warning (device loop1): try to load backup roots slot 2
[  450.633742][ T5849] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  450.633857][ T7259] BTRFS warning (device loop1): couldn't read tree root
[  450.633889][ T7259] BTRFS warning (device loop1): try to load backup roots slot 3
[  450.738828][ T7259] BTRFS info (device loop1): rebuilding free space tree
[  450.785364][ T7259] BTRFS info (device loop1): disabling free space tree
[  450.785450][ T7259] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  450.785478][ T7259] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  450.802449][ T7259] BTRFS info (device loop1): checking UUID tree
[  450.838524][ T7259] BTRFS info (device loop1): enabling ssd optimizations
[  450.838573][ T7259] BTRFS info (device loop1): disabling tree log
[  450.838591][ T7259] BTRFS info (device loop1): turning on flush-on-commit
[  450.838608][ T7259] BTRFS info (device loop1): turning on async discard
[  450.838625][ T7259] BTRFS info (device loop1): enabling disk space caching
[  450.838642][ T7259] BTRFS info (device loop1): force clearing of disk cache
[  450.838659][ T7259] BTRFS info (device loop1): trying to use backup root at mount time
[  450.838677][ T7259] BTRFS info (device loop1): use zstd compression, level 3
2026/05/25 01:07:10 executed programs: 72
[  451.129937][ T6034] BTRFS info (device loop1): last unmount of filesystem e7444053-7592-4712-921a-f12436684cbe
[  451.958983][ T7279] loop1: detected capacity change from 0 to 32768
[  451.960138][ T7279] btrfs: Deprecated parameter 'usebackuproot'
[  451.960168][ T7279] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  451.961179][ T7279] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 4f54deb4-1b66-4e3b-8388-8e444b74edcb
[  451.961259][ T7279] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.88 (7279)
[  451.964337][ T7279] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  451.964367][ T7279] BTRFS info (device loop1): using crc32c checksum algorithm
[  451.964397][ T7279] BTRFS warning (device loop1): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  452.107578][  T163] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  452.107768][ T7279] BTRFS error (device loop1): failed to load root extent
[  452.107803][ T7279] BTRFS warning (device loop1): try to load backup roots slot 1
[  452.146194][ T1319] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  452.146312][ T7279] BTRFS warning (device loop1): couldn't read tree root
[  452.146340][ T7279] BTRFS warning (device loop1): try to load backup roots slot 2
[  452.146653][ T1319] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  452.146757][ T7279] BTRFS warning (device loop1): couldn't read tree root
[  452.146783][ T7279] BTRFS warning (device loop1): try to load backup roots slot 3
[  452.165532][ T7279] BTRFS info (device loop1): rebuilding free space tree
[  452.271264][ T7279] BTRFS info (device loop1): disabling free space tree
[  452.271332][ T7279] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  452.271351][ T7279] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  452.275529][ T7279] BTRFS info (device loop1): checking UUID tree
[  452.276198][ T7279] BTRFS info (device loop1): enabling ssd optimizations
[  452.276220][ T7279] BTRFS info (device loop1): disabling tree log
[  452.276236][ T7279] BTRFS info (device loop1): turning on flush-on-commit
[  452.276254][ T7279] BTRFS info (device loop1): turning on async discard
[  452.276271][ T7279] BTRFS info (device loop1): enabling disk space caching
[  452.276288][ T7279] BTRFS info (device loop1): force clearing of disk cache
[  452.276305][ T7279] BTRFS info (device loop1): trying to use backup root at mount time
[  452.276324][ T7279] BTRFS info (device loop1): use zstd compression, level 3
[  452.689135][ T6034] BTRFS info (device loop1): last unmount of filesystem 4f54deb4-1b66-4e3b-8388-8e444b74edcb
[  453.160031][ T7299] loop1: detected capacity change from 0 to 32768
[  453.161168][ T7299] btrfs: Deprecated parameter 'usebackuproot'
[  453.161189][ T7299] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  453.163397][ T7299] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 376f7529-dbea-4993-bf94-1fd413cb1ea9
[  453.163470][ T7299] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.89 (7299)
[  453.167607][ T7299] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  453.167645][ T7299] BTRFS info (device loop1): using crc32c checksum algorithm
[  453.167676][ T7299] BTRFS warning (device loop1): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  453.336319][ T1319] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  453.336467][ T7299] BTRFS error (device loop1): failed to load root extent
[  453.336508][ T7299] BTRFS warning (device loop1): try to load backup roots slot 1
[  453.336801][ T5683] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  453.337518][ T7299] BTRFS warning (device loop1): couldn't read tree root
[  453.337541][ T7299] BTRFS warning (device loop1): try to load backup roots slot 2
[  453.338409][ T5683] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  453.338502][ T7299] BTRFS warning (device loop1): couldn't read tree root
[  453.338523][ T7299] BTRFS warning (device loop1): try to load backup roots slot 3
[  453.416693][ T7299] BTRFS info (device loop1): rebuilding free space tree
[  453.535845][ T7299] BTRFS info (device loop1): disabling free space tree
[  453.535913][ T7299] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  453.535932][ T7299] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  453.548193][ T7299] BTRFS info (device loop1): checking UUID tree
[  453.549820][ T7299] BTRFS info (device loop1): enabling ssd optimizations
[  453.549876][ T7299] BTRFS info (device loop1): disabling tree log
[  453.549922][ T7299] BTRFS info (device loop1): turning on flush-on-commit
[  453.549981][ T7299] BTRFS info (device loop1): turning on async discard
[  453.550026][ T7299] BTRFS info (device loop1): enabling disk space caching
[  453.550104][ T7299] BTRFS info (device loop1): force clearing of disk cache
[  453.550156][ T7299] BTRFS info (device loop1): trying to use backup root at mount time
[  453.550197][ T7299] BTRFS info (device loop1): use zstd compression, level 3
[  453.848957][ T6034] BTRFS info (device loop1): last unmount of filesystem 376f7529-dbea-4993-bf94-1fd413cb1ea9
[  454.702265][ T7320] loop1: detected capacity change from 0 to 32768
[  454.703368][ T7320] btrfs: Deprecated parameter 'usebackuproot'
[  454.703400][ T7320] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  454.704680][ T7320] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 12993d5c-8adc-4804-a009-75acf42c6351
[  454.704744][ T7320] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.91 (7320)
[  454.710706][ T7320] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  454.710734][ T7320] BTRFS info (device loop1): using crc32c checksum algorithm
[  454.710760][ T7320] BTRFS warning (device loop1): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  454.896843][ T1193] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  454.896948][ T7320] BTRFS error (device loop1): failed to load root extent
[  454.896997][ T7320] BTRFS warning (device loop1): try to load backup roots slot 1
[  454.897348][ T1193] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  454.897441][ T7320] BTRFS warning (device loop1): couldn't read tree root
[  454.897461][ T7320] BTRFS warning (device loop1): try to load backup roots slot 2
[  454.900169][ T1193] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  454.900256][ T7320] BTRFS warning (device loop1): couldn't read tree root
[  454.900276][ T7320] BTRFS warning (device loop1): try to load backup roots slot 3
[  454.974523][ T7320] BTRFS info (device loop1): rebuilding free space tree
[  455.090320][ T7320] BTRFS info (device loop1): disabling free space tree
[  455.090386][ T7320] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  455.090405][ T7320] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  455.125899][ T7320] BTRFS info (device loop1): checking UUID tree
[  455.126583][ T7320] BTRFS info (device loop1): enabling ssd optimizations
[  455.126606][ T7320] BTRFS info (device loop1): disabling tree log
[  455.126622][ T7320] BTRFS info (device loop1): turning on flush-on-commit
[  455.126640][ T7320] BTRFS info (device loop1): turning on async discard
[  455.126657][ T7320] BTRFS info (device loop1): enabling disk space caching
[  455.126674][ T7320] BTRFS info (device loop1): force clearing of disk cache
[  455.126691][ T7320] BTRFS info (device loop1): trying to use backup root at mount time
[  455.126710][ T7320] BTRFS info (device loop1): use zstd compression, level 3
[  455.309109][ T6034] BTRFS info (device loop1): last unmount of filesystem 12993d5c-8adc-4804-a009-75acf42c6351
[  455.723546][ T7339] loop1: detected capacity change from 0 to 32768
[  455.724781][ T7339] btrfs: Deprecated parameter 'usebackuproot'
[  455.724802][ T7339] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  455.726950][ T7339] BTRFS info: device /dev/loop1 (7:1) using temp-fsid d9f0cccb-70fb-4b97-accc-6aff53e853d3
[  455.727014][ T7339] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.92 (7339)
[  455.780918][ T7339] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  455.780953][ T7339] BTRFS info (device loop1): using crc32c checksum algorithm
[  455.780982][ T7339] BTRFS warning (device loop1): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  455.892097][ T1319] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  455.892300][ T7339] BTRFS error (device loop1): failed to load root extent
[  455.892342][ T7339] BTRFS warning (device loop1): try to load backup roots slot 1
[  455.894203][  T163] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  455.894344][ T7339] BTRFS warning (device loop1): couldn't read tree root
[  455.894365][ T7339] BTRFS warning (device loop1): try to load backup roots slot 2
[  455.894957][  T163] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  455.895073][ T7339] BTRFS warning (device loop1): couldn't read tree root
[  455.895093][ T7339] BTRFS warning (device loop1): try to load backup roots slot 3
[  456.014443][ T7339] BTRFS info (device loop1): rebuilding free space tree
[  456.056669][ T7339] BTRFS info (device loop1): disabling free space tree
[  456.056766][ T7339] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  456.056794][ T7339] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  456.095990][ T7339] BTRFS info (device loop1): checking UUID tree
[  456.096793][ T7339] BTRFS info (device loop1): enabling ssd optimizations
[  456.096816][ T7339] BTRFS info (device loop1): disabling tree log
[  456.096832][ T7339] BTRFS info (device loop1): turning on flush-on-commit
[  456.096849][ T7339] BTRFS info (device loop1): turning on async discard
[  456.096867][ T7339] BTRFS info (device loop1): enabling disk space caching
[  456.096883][ T7339] BTRFS info (device loop1): force clearing of disk cache
[  456.096900][ T7339] BTRFS info (device loop1): trying to use backup root at mount time
[  456.096918][ T7339] BTRFS info (device loop1): use zstd compression, level 3
2026/05/25 01:07:16 executed programs: 78
[  456.250936][ T6034] BTRFS info (device loop1): last unmount of filesystem d9f0cccb-70fb-4b97-accc-6aff53e853d3
[  456.820979][ T7357] loop1: detected capacity change from 0 to 32768
[  456.822126][ T7357] btrfs: Deprecated parameter 'usebackuproot'
[  456.822148][ T7357] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  456.824397][ T7357] BTRFS info: device /dev/loop1 (7:1) using temp-fsid b9b4f7b8-12b1-4422-b6b9-17edf9c436da
[  456.824501][ T7357] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.93 (7357)
[  456.832957][ T7357] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  456.832991][ T7357] BTRFS info (device loop1): using crc32c checksum algorithm
[  456.833021][ T7357] BTRFS warning (device loop1): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  456.916803][ T5760] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  456.916942][ T7357] BTRFS error (device loop1): failed to load root extent
[  456.916978][ T7357] BTRFS warning (device loop1): try to load backup roots slot 1
[  456.917271][ T1319] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  456.927182][ T7357] BTRFS warning (device loop1): couldn't read tree root
[  456.927210][ T7357] BTRFS warning (device loop1): try to load backup roots slot 2
[  456.928392][ T5849] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  456.928609][ T7357] BTRFS warning (device loop1): couldn't read tree root
[  456.928630][ T7357] BTRFS warning (device loop1): try to load backup roots slot 3
[  456.941983][ T7357] BTRFS info (device loop1): rebuilding free space tree
[  457.059237][ T7357] BTRFS info (device loop1): disabling free space tree
[  457.059339][ T7357] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  457.059366][ T7357] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  457.069848][ T7357] BTRFS info (device loop1): checking UUID tree
[  457.073234][ T7357] BTRFS info (device loop1): enabling ssd optimizations
[  457.073328][ T7357] BTRFS info (device loop1): disabling tree log
[  457.073371][ T7357] BTRFS info (device loop1): turning on flush-on-commit
[  457.073414][ T7357] BTRFS info (device loop1): turning on async discard
[  457.073463][ T7357] BTRFS info (device loop1): enabling disk space caching
[  457.073506][ T7357] BTRFS info (device loop1): force clearing of disk cache
[  457.073549][ T7357] BTRFS info (device loop1): trying to use backup root at mount time
[  457.073600][ T7357] BTRFS info (device loop1): use zstd compression, level 3
[  457.309237][ T6034] BTRFS info (device loop1): last unmount of filesystem b9b4f7b8-12b1-4422-b6b9-17edf9c436da
[  458.270279][ T7377] loop1: detected capacity change from 0 to 32768
[  458.274638][ T7377] btrfs: Deprecated parameter 'usebackuproot'
[  458.274661][ T7377] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  458.275413][ T7377] BTRFS info: device /dev/loop1 (7:1) using temp-fsid c80e16b9-ff59-4127-93e3-5e16917e6fbe
[  458.275475][ T7377] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.95 (7377)
[  458.286977][ T7377] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  458.287021][ T7377] BTRFS info (device loop1): using crc32c checksum algorithm
[  458.287055][ T7377] BTRFS warning (device loop1): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  458.476119][ T1193] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  458.476281][ T7377] BTRFS error (device loop1): failed to load root extent
[  458.476318][ T7377] BTRFS warning (device loop1): try to load backup roots slot 1
[  458.477242][ T5848] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  458.480616][ T7377] BTRFS warning (device loop1): couldn't read tree root
[  458.480642][ T7377] BTRFS warning (device loop1): try to load backup roots slot 2
[  458.481608][ T5760] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  458.484830][ T7377] BTRFS warning (device loop1): couldn't read tree root
[  458.484855][ T7377] BTRFS warning (device loop1): try to load backup roots slot 3
[  458.533893][ T7377] BTRFS info (device loop1): rebuilding free space tree
[  458.630283][ T7377] BTRFS info (device loop1): disabling free space tree
[  458.630343][ T7377] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  458.630361][ T7377] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  458.635305][ T7377] BTRFS info (device loop1): checking UUID tree
[  458.636027][ T7377] BTRFS info (device loop1): enabling ssd optimizations
[  458.636050][ T7377] BTRFS info (device loop1): disabling tree log
[  458.636066][ T7377] BTRFS info (device loop1): turning on flush-on-commit
[  458.636083][ T7377] BTRFS info (device loop1): turning on async discard
[  458.636100][ T7377] BTRFS info (device loop1): enabling disk space caching
[  458.636117][ T7377] BTRFS info (device loop1): force clearing of disk cache
[  458.636134][ T7377] BTRFS info (device loop1): trying to use backup root at mount time
[  458.636153][ T7377] BTRFS info (device loop1): use zstd compression, level 3
[  458.969016][ T6034] BTRFS info (device loop1): last unmount of filesystem c80e16b9-ff59-4127-93e3-5e16917e6fbe
[  459.962920][ T7399] loop1: detected capacity change from 0 to 32768
[  459.964122][ T7399] btrfs: Deprecated parameter 'usebackuproot'
[  459.964142][ T7399] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  459.971587][ T7399] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 37811adb-56f7-4da4-9577-5dba21695380
[  459.971644][ T7399] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.97 (7399)
[  459.985004][ T7399] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  459.985091][ T7399] BTRFS info (device loop1): using crc32c checksum algorithm
[  459.985188][ T7399] BTRFS warning (device loop1): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  460.167873][ T5849] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  460.168000][ T7399] BTRFS error (device loop1): failed to load root extent
[  460.168041][ T7399] BTRFS warning (device loop1): try to load backup roots slot 1
[  460.168354][ T5849] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  460.168453][ T7399] BTRFS warning (device loop1): couldn't read tree root
[  460.168474][ T7399] BTRFS warning (device loop1): try to load backup roots slot 2
[  460.193729][  T163] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  460.209450][ T7399] BTRFS warning (device loop1): couldn't read tree root
[  460.209527][ T7399] BTRFS warning (device loop1): try to load backup roots slot 3
[  460.281573][ T7399] BTRFS info (device loop1): rebuilding free space tree
[  460.305687][ T7399] BTRFS info (device loop1): disabling free space tree
[  460.305747][ T7399] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  460.305766][ T7399] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  460.322270][ T7399] BTRFS info (device loop1): checking UUID tree
[  460.325346][ T7399] BTRFS info (device loop1): enabling ssd optimizations
[  460.325405][ T7399] BTRFS info (device loop1): disabling tree log
[  460.325455][ T7399] BTRFS info (device loop1): turning on flush-on-commit
[  460.325499][ T7399] BTRFS info (device loop1): turning on async discard
[  460.325542][ T7399] BTRFS info (device loop1): enabling disk space caching
[  460.325586][ T7399] BTRFS info (device loop1): force clearing of disk cache
[  460.325630][ T7399] BTRFS info (device loop1): trying to use backup root at mount time
[  460.325696][ T7399] BTRFS info (device loop1): use zstd compression, level 3
[  460.518890][ T6034] BTRFS info (device loop1): last unmount of filesystem 37811adb-56f7-4da4-9577-5dba21695380
[  460.902068][ T7417] loop1: detected capacity change from 0 to 32768
[  460.903049][ T7417] btrfs: Deprecated parameter 'usebackuproot'
[  460.903064][ T7417] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  460.903636][ T7417] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 190de004-e41b-49f0-a094-9f63463dc735
[  460.903690][ T7417] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.98 (7417)
[  460.908323][ T7417] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  460.908352][ T7417] BTRFS info (device loop1): using crc32c checksum algorithm
[  460.908381][ T7417] BTRFS warning (device loop1): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  460.956407][ T1319] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  460.959362][ T7417] BTRFS error (device loop1): failed to load root extent
[  460.959400][ T7417] BTRFS warning (device loop1): try to load backup roots slot 1
[  460.959902][ T5760] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  460.960084][ T7417] BTRFS warning (device loop1): couldn't read tree root
[  460.960105][ T7417] BTRFS warning (device loop1): try to load backup roots slot 2
[  460.960570][ T5848] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  460.960741][ T7417] BTRFS warning (device loop1): couldn't read tree root
[  460.960761][ T7417] BTRFS warning (device loop1): try to load backup roots slot 3
[  460.972799][ T7417] BTRFS info (device loop1): rebuilding free space tree
[  461.012420][ T7417] BTRFS info (device loop1): disabling free space tree
[  461.012501][ T7417] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  461.012521][ T7417] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  461.017431][ T7417] BTRFS info (device loop1): checking UUID tree
[  461.018928][ T7417] BTRFS info (device loop1): enabling ssd optimizations
[  461.018953][ T7417] BTRFS info (device loop1): disabling tree log
[  461.018970][ T7417] BTRFS info (device loop1): turning on flush-on-commit
[  461.018986][ T7417] BTRFS info (device loop1): turning on async discard
[  461.019003][ T7417] BTRFS info (device loop1): enabling disk space caching
[  461.019021][ T7417] BTRFS info (device loop1): force clearing of disk cache
[  461.019038][ T7417] BTRFS info (device loop1): trying to use backup root at mount time
[  461.019057][ T7417] BTRFS info (device loop1): use zstd compression, level 3
2026/05/25 01:07:21 executed programs: 84
[  461.438880][ T6034] BTRFS info (device loop1): last unmount of filesystem 190de004-e41b-49f0-a094-9f63463dc735
[  461.903307][ T7435] loop1: detected capacity change from 0 to 32768
[  461.904465][ T7435] btrfs: Deprecated parameter 'usebackuproot'
[  461.904487][ T7435] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  461.906730][ T7435] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 5a21faab-cf97-4763-90d6-d0233d4298b7
[  461.906795][ T7435] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.99 (7435)
[  461.912570][ T7435] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  461.912603][ T7435] BTRFS info (device loop1): using crc32c checksum algorithm
[  461.912634][ T7435] BTRFS warning (device loop1): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  462.127477][ T1193] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  462.127643][ T7435] BTRFS error (device loop1): failed to load root extent
[  462.127746][ T7435] BTRFS warning (device loop1): try to load backup roots slot 1
[  462.130793][  T163] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  462.130917][ T7435] BTRFS warning (device loop1): couldn't read tree root
[  462.130935][ T7435] BTRFS warning (device loop1): try to load backup roots slot 2
[  462.132892][ T5760] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  462.133082][ T7435] BTRFS warning (device loop1): couldn't read tree root
[  462.133103][ T7435] BTRFS warning (device loop1): try to load backup roots slot 3
[  462.229844][ T7435] BTRFS info (device loop1): rebuilding free space tree
[  462.281312][ T7435] BTRFS info (device loop1): disabling free space tree
[  462.281396][ T7435] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  462.281423][ T7435] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  462.320810][ T7435] BTRFS info (device loop1): checking UUID tree
[  462.321258][ T7435] BTRFS info (device loop1): enabling ssd optimizations
[  462.321279][ T7435] BTRFS info (device loop1): disabling tree log
[  462.321295][ T7435] BTRFS info (device loop1): turning on flush-on-commit
[  462.321312][ T7435] BTRFS info (device loop1): turning on async discard
[  462.321329][ T7435] BTRFS info (device loop1): enabling disk space caching
[  462.321347][ T7435] BTRFS info (device loop1): force clearing of disk cache
[  462.321365][ T7435] BTRFS info (device loop1): trying to use backup root at mount time
[  462.321383][ T7435] BTRFS info (device loop1): use zstd compression, level 3
[  462.540792][ T6034] BTRFS info (device loop1): last unmount of filesystem 5a21faab-cf97-4763-90d6-d0233d4298b7
[  463.393426][ T7456] loop1: detected capacity change from 0 to 32768
[  463.394591][ T7456] btrfs: Deprecated parameter 'usebackuproot'
[  463.394612][ T7456] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  463.396021][ T7456] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 4a77c446-bc0d-4f7c-89b5-7aa9f66d5692
[  463.396085][ T7456] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.101 (7456)
[  463.402772][ T7456] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  463.402809][ T7456] BTRFS info (device loop1): using crc32c checksum algorithm
[  463.402843][ T7456] BTRFS warning (device loop1): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  463.454994][ T5848] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  463.461003][ T7456] BTRFS error (device loop1): failed to load root extent
[  463.461041][ T7456] BTRFS warning (device loop1): try to load backup roots slot 1
[  463.462217][ T5760] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  463.462478][ T7456] BTRFS warning (device loop1): couldn't read tree root
[  463.462500][ T7456] BTRFS warning (device loop1): try to load backup roots slot 2
[  463.463177][ T5760] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  463.463331][ T7456] BTRFS warning (device loop1): couldn't read tree root
[  463.463351][ T7456] BTRFS warning (device loop1): try to load backup roots slot 3
[  463.555724][ T7456] BTRFS info (device loop1): rebuilding free space tree
[  463.713012][ T7456] BTRFS info (device loop1): disabling free space tree
[  463.713101][ T7456] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  463.713127][ T7456] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  463.760754][ T7456] BTRFS info (device loop1): checking UUID tree
[  463.769861][ T7456] BTRFS info (device loop1): enabling ssd optimizations
[  463.769888][ T7456] BTRFS info (device loop1): disabling tree log
[  463.769906][ T7456] BTRFS info (device loop1): turning on flush-on-commit
[  463.769924][ T7456] BTRFS info (device loop1): turning on async discard
[  463.769941][ T7456] BTRFS info (device loop1): enabling disk space caching
[  463.769959][ T7456] BTRFS info (device loop1): force clearing of disk cache
[  463.769976][ T7456] BTRFS info (device loop1): trying to use backup root at mount time
[  463.769995][ T7456] BTRFS info (device loop1): use zstd compression, level 3
[  464.004906][ T6034] BTRFS info (device loop1): last unmount of filesystem 4a77c446-bc0d-4f7c-89b5-7aa9f66d5692
[  464.472074][ T7474] loop1: detected capacity change from 0 to 32768
[  464.473198][ T7474] btrfs: Deprecated parameter 'usebackuproot'
[  464.473220][ T7474] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  464.475403][ T7474] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 0f657362-482c-44a3-bf07-dfa7fa50807f
[  464.475468][ T7474] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.102 (7474)
[  464.502993][ T7474] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  464.503100][ T7474] BTRFS info (device loop1): using crc32c checksum algorithm
[  464.503183][ T7474] BTRFS warning (device loop1): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  464.658579][ T1319] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  464.658736][ T7474] BTRFS error (device loop1): failed to load root extent
[  464.658778][ T7474] BTRFS warning (device loop1): try to load backup roots slot 1
[  464.659091][ T5849] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  464.659880][ T7474] BTRFS warning (device loop1): couldn't read tree root
[  464.659900][ T7474] BTRFS warning (device loop1): try to load backup roots slot 2
[  464.660257][ T1319] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  464.660377][ T7474] BTRFS warning (device loop1): couldn't read tree root
[  464.660396][ T7474] BTRFS warning (device loop1): try to load backup roots slot 3
[  464.690076][ T7474] BTRFS info (device loop1): rebuilding free space tree
[  464.719031][ T7474] BTRFS info (device loop1): disabling free space tree
[  464.719268][ T7474] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  464.719296][ T7474] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  464.738342][ T7474] BTRFS info (device loop1): checking UUID tree
[  464.739792][ T7474] BTRFS info (device loop1): enabling ssd optimizations
[  464.739815][ T7474] BTRFS info (device loop1): disabling tree log
[  464.739833][ T7474] BTRFS info (device loop1): turning on flush-on-commit
[  464.739850][ T7474] BTRFS info (device loop1): turning on async discard
[  464.739866][ T7474] BTRFS info (device loop1): enabling disk space caching
[  464.739883][ T7474] BTRFS info (device loop1): force clearing of disk cache
[  464.739901][ T7474] BTRFS info (device loop1): trying to use backup root at mount time
[  464.739919][ T7474] BTRFS info (device loop1): use zstd compression, level 3
[  465.039005][ T6034] BTRFS info (device loop1): last unmount of filesystem 0f657362-482c-44a3-bf07-dfa7fa50807f
[  465.461061][ T7492] loop1: detected capacity change from 0 to 32768
[  465.462260][ T7492] btrfs: Deprecated parameter 'usebackuproot'
[  465.462280][ T7492] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  465.463092][ T7492] BTRFS info: device /dev/loop1 (7:1) using temp-fsid ebbb5848-cd9b-46a2-b5a3-f1484ea865d1
[  465.463164][ T7492] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.103 (7492)
[  465.466561][ T7492] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  465.466592][ T7492] BTRFS info (device loop1): using crc32c checksum algorithm
[  465.466622][ T7492] BTRFS warning (device loop1): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  465.665101][ T5849] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  465.665193][ T7492] BTRFS error (device loop1): failed to load root extent
[  465.665228][ T7492] BTRFS warning (device loop1): try to load backup roots slot 1
[  465.681097][ T5848] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  465.681412][ T7492] BTRFS warning (device loop1): couldn't read tree root
[  465.681472][ T7492] BTRFS warning (device loop1): try to load backup roots slot 2
[  465.686818][ T5848] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  465.687066][ T7492] BTRFS warning (device loop1): couldn't read tree root
[  465.687134][ T7492] BTRFS warning (device loop1): try to load backup roots slot 3
[  465.775846][ T7492] BTRFS info (device loop1): rebuilding free space tree
[  465.797376][ T7492] BTRFS info (device loop1): disabling free space tree
[  465.797447][ T7492] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  465.797466][ T7492] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  465.815183][ T7492] BTRFS info (device loop1): checking UUID tree
[  465.827995][ T7492] BTRFS info (device loop1): enabling ssd optimizations
[  465.828024][ T7492] BTRFS info (device loop1): disabling tree log
[  465.828040][ T7492] BTRFS info (device loop1): turning on flush-on-commit
[  465.828057][ T7492] BTRFS info (device loop1): turning on async discard
[  465.828073][ T7492] BTRFS info (device loop1): enabling disk space caching
[  465.828088][ T7492] BTRFS info (device loop1): force clearing of disk cache
[  465.828104][ T7492] BTRFS info (device loop1): trying to use backup root at mount time
[  465.828120][ T7492] BTRFS info (device loop1): use zstd compression, level 3
[  466.045374][ T6034] BTRFS info (device loop1): last unmount of filesystem ebbb5848-cd9b-46a2-b5a3-f1484ea865d1
[  466.449391][ T7510] loop1: detected capacity change from 0 to 32768
[  466.450555][ T7510] btrfs: Deprecated parameter 'usebackuproot'
[  466.450575][ T7510] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  466.453160][ T7510] BTRFS info: device /dev/loop1 (7:1) using temp-fsid a42d6c4b-0b9c-45a5-9611-77debcbf2c4d
[  466.453238][ T7510] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.104 (7510)
[  466.463699][ T7510] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  466.463793][ T7510] BTRFS info (device loop1): using crc32c checksum algorithm
[  466.463862][ T7510] BTRFS warning (device loop1): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  466.582125][ T1193] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  466.582305][ T7510] BTRFS error (device loop1): failed to load root extent
[  466.582344][ T7510] BTRFS warning (device loop1): try to load backup roots slot 1
[  466.582705][ T5849] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  466.582823][ T7510] BTRFS warning (device loop1): couldn't read tree root
[  466.582844][ T7510] BTRFS warning (device loop1): try to load backup roots slot 2
[  466.583548][ T5849] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  466.583672][ T7510] BTRFS warning (device loop1): couldn't read tree root
[  466.583693][ T7510] BTRFS warning (device loop1): try to load backup roots slot 3
[  466.696348][ T7510] BTRFS info (device loop1): rebuilding free space tree
[  466.761802][ T7510] BTRFS info (device loop1): disabling free space tree
[  466.761890][ T7510] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  466.761917][ T7510] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  466.795231][ T7510] BTRFS info (device loop1): checking UUID tree
[  466.797508][ T7510] BTRFS info (device loop1): enabling ssd optimizations
[  466.797531][ T7510] BTRFS info (device loop1): disabling tree log
[  466.797548][ T7510] BTRFS info (device loop1): turning on flush-on-commit
[  466.797565][ T7510] BTRFS info (device loop1): turning on async discard
[  466.797582][ T7510] BTRFS info (device loop1): enabling disk space caching
[  466.797598][ T7510] BTRFS info (device loop1): force clearing of disk cache
[  466.797615][ T7510] BTRFS info (device loop1): trying to use backup root at mount time
[  466.797634][ T7510] BTRFS info (device loop1): use zstd compression, level 3
2026/05/25 01:07:26 executed programs: 90
[  466.989100][ T6034] BTRFS info (device loop1): last unmount of filesystem a42d6c4b-0b9c-45a5-9611-77debcbf2c4d
[  467.456074][ T7528] loop1: detected capacity change from 0 to 32768
[  467.457137][ T7528] btrfs: Deprecated parameter 'usebackuproot'
[  467.457152][ T7528] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  467.457790][ T7528] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 5c238e7d-c90c-4035-9425-79d618e20c76
[  467.457851][ T7528] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.105 (7528)
[  467.461414][ T7528] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  467.461445][ T7528] BTRFS info (device loop1): using crc32c checksum algorithm
[  467.461475][ T7528] BTRFS warning (device loop1): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  467.600987][ T1319] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  467.601109][ T7528] BTRFS error (device loop1): failed to load root extent
[  467.601160][ T7528] BTRFS warning (device loop1): try to load backup roots slot 1
[  467.601450][ T1319] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  467.601547][ T7528] BTRFS warning (device loop1): couldn't read tree root
[  467.601567][ T7528] BTRFS warning (device loop1): try to load backup roots slot 2
[  467.601892][ T1319] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  467.601978][ T7528] BTRFS warning (device loop1): couldn't read tree root
[  467.602014][ T7528] BTRFS warning (device loop1): try to load backup roots slot 3
[  467.610990][ T7528] BTRFS info (device loop1): rebuilding free space tree
[  467.737850][ T7528] BTRFS info (device loop1): disabling free space tree
[  467.737928][ T7528] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  467.737951][ T7528] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  467.766124][ T7528] BTRFS info (device loop1): checking UUID tree
[  467.770719][ T7528] BTRFS info (device loop1): enabling ssd optimizations
[  467.770784][ T7528] BTRFS info (device loop1): disabling tree log
[  467.770867][ T7528] BTRFS info (device loop1): turning on flush-on-commit
[  467.770911][ T7528] BTRFS info (device loop1): turning on async discard
[  467.770955][ T7528] BTRFS info (device loop1): enabling disk space caching
[  467.770999][ T7528] BTRFS info (device loop1): force clearing of disk cache
[  467.771018][ T7528] BTRFS info (device loop1): trying to use backup root at mount time
[  467.771037][ T7528] BTRFS info (device loop1): use zstd compression, level 3
[  467.971656][ T6034] BTRFS info (device loop1): last unmount of filesystem 5c238e7d-c90c-4035-9425-79d618e20c76
[  468.780020][ T7548] loop1: detected capacity change from 0 to 32768
[  468.781161][ T7548] btrfs: Deprecated parameter 'usebackuproot'
[  468.781184][ T7548] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  468.783408][ T7548] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 2d83b53d-d833-4fc5-8ef4-341b29d5f8bb
[  468.783473][ T7548] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.107 (7548)
[  468.790229][ T7548] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  468.790264][ T7548] BTRFS info (device loop1): using crc32c checksum algorithm
[  468.790294][ T7548] BTRFS warning (device loop1): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  469.040442][ T5760] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  469.040559][ T7548] BTRFS error (device loop1): failed to load root extent
[  469.040600][ T7548] BTRFS warning (device loop1): try to load backup roots slot 1
[  469.040894][ T5760] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  469.040985][ T7548] BTRFS warning (device loop1): couldn't read tree root
[  469.041005][ T7548] BTRFS warning (device loop1): try to load backup roots slot 2
[  469.042029][  T163] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  469.042221][ T7548] BTRFS warning (device loop1): couldn't read tree root
[  469.042240][ T7548] BTRFS warning (device loop1): try to load backup roots slot 3
[  469.124881][ T7548] BTRFS info (device loop1): rebuilding free space tree
[  469.179721][ T7548] BTRFS info (device loop1): disabling free space tree
[  469.179782][ T7548] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  469.179800][ T7548] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  469.183930][ T7548] BTRFS info (device loop1): checking UUID tree
[  469.184587][ T7548] BTRFS info (device loop1): enabling ssd optimizations
[  469.184611][ T7548] BTRFS info (device loop1): disabling tree log
[  469.184629][ T7548] BTRFS info (device loop1): turning on flush-on-commit
[  469.184645][ T7548] BTRFS info (device loop1): turning on async discard
[  469.184662][ T7548] BTRFS info (device loop1): enabling disk space caching
[  469.184678][ T7548] BTRFS info (device loop1): force clearing of disk cache
[  469.184696][ T7548] BTRFS info (device loop1): trying to use backup root at mount time
[  469.184715][ T7548] BTRFS info (device loop1): use zstd compression, level 3
[  478.099139][ T4931] Bluetooth: hci0: command 0x0406 tx timeout
[  483.612815][ T4931] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1
[  483.615417][ T4931] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9
[  483.632980][ T4931] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9
[  483.634517][ T4931] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4
[  483.635249][ T4931] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2
[  484.310355][ T7634] bridge0: port 1(bridge_slave_0) entered blocking state
[  484.310677][ T7634] bridge0: port 1(bridge_slave_0) entered disabled state
[  484.310874][ T7634] bridge_slave_0: entered allmulticast mode
[  484.313499][ T7634] bridge_slave_0: entered promiscuous mode
[  484.328034][ T7634] bridge0: port 2(bridge_slave_1) entered blocking state
[  484.328653][ T7634] bridge0: port 2(bridge_slave_1) entered disabled state
[  484.338476][ T7634] bridge_slave_1: entered allmulticast mode
[  484.350180][ T7634] bridge_slave_1: entered promiscuous mode
[  484.413251][ T7634] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[  484.420655][ T7634] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[  484.474225][ T7634] team0: Port device team_slave_0 added
[  484.480915][ T7634] team0: Port device team_slave_1 added
[  484.525524][ T7634] batman_adv: batadv0: Adding interface: batadv_slave_0
[  484.525539][ T7634] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem.
[  484.525560][ T7634] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[  484.532409][ T7634] batman_adv: batadv0: Adding interface: batadv_slave_1
[  484.532453][ T7634] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem.
[  484.532536][ T7634] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[  484.698736][ T7634] hsr_slave_0: entered promiscuous mode
[  484.700438][ T7634] hsr_slave_1: entered promiscuous mode
[  484.701838][ T7634] debugfs: 'hsr0' already exists in 'hsr'
[  484.701866][ T7634] Cannot create hsr debugfs directory
[  485.004918][ T7634] netdevsim netdevsim2 netdevsim0: renamed from eth0
[  485.027652][ T7634] 8021q: adding VLAN 0 to HW filter on device netdevsim0
[  485.029175][ T7634] netdevsim netdevsim2 netdevsim1: renamed from eth1
[  485.072238][ T7634] 8021q: adding VLAN 0 to HW filter on device netdevsim1
[  485.080229][ T7634] netdevsim netdevsim2 netdevsim2: renamed from eth2
[  485.125572][ T7634] 8021q: adding VLAN 0 to HW filter on device netdevsim2
[  485.126676][ T7634] netdevsim netdevsim2 netdevsim3: renamed from eth3
[  485.162136][ T7634] 8021q: adding VLAN 0 to HW filter on device netdevsim3
[  485.469180][ T7634] 8021q: adding VLAN 0 to HW filter on device bond0
[  485.515014][ T7634] 8021q: adding VLAN 0 to HW filter on device team0
[  485.533583][  T163] bridge0: port 1(bridge_slave_0) entered blocking state
[  485.533756][  T163] bridge0: port 1(bridge_slave_0) entered forwarding state
[  485.561802][ T5760] bridge0: port 2(bridge_slave_1) entered blocking state
[  485.561948][ T5760] bridge0: port 2(bridge_slave_1) entered forwarding state
[  485.781253][ T4931] Bluetooth: hci2: command tx timeout
[  486.082799][ T7634] 8021q: adding VLAN 0 to HW filter on device batadv0
[  486.160119][ T7634] veth0_vlan: entered promiscuous mode
[  486.196507][ T7634] veth1_vlan: entered promiscuous mode
[  486.263295][ T7634] veth0_macvtap: entered promiscuous mode
[  486.277016][ T7634] veth1_macvtap: entered promiscuous mode
[  486.324599][ T7634] batman_adv: batadv0: Interface activated: batadv_slave_0
[  486.347223][ T7634] batman_adv: batadv0: Interface activated: batadv_slave_1
[  486.372026][ T5848] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[  486.372302][ T5848] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[  486.372343][ T5848] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[  486.372381][ T5848] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[  486.867059][ T5760] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[  486.867082][ T5760] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[  486.957526][ T1193] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[  486.957549][ T1193] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
2026/05/25 01:07:46 executed programs: 93
[  487.393320][ T7668] loop2: detected capacity change from 0 to 32768
[  487.394491][ T7668] btrfs: Deprecated parameter 'usebackuproot'
[  487.394513][ T7668] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  487.429015][ T7668] BTRFS info: device /dev/loop2 (7:2) using temp-fsid a254b8c7-050f-4226-959d-18973a71a796
[  487.429087][ T7668] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.108 (7668)
[  487.437558][ T7668] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  487.437593][ T7668] BTRFS info (device loop2): using crc32c checksum algorithm
[  487.437623][ T7668] BTRFS warning (device loop2): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  487.562404][ T5683] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  487.562546][ T7668] BTRFS error (device loop2): failed to load root extent
[  487.562582][ T7668] BTRFS warning (device loop2): try to load backup roots slot 1
[  487.562891][ T1193] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  487.563023][ T7668] BTRFS warning (device loop2): couldn't read tree root
[  487.563043][ T7668] BTRFS warning (device loop2): try to load backup roots slot 2
[  487.578698][  T163] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  487.580207][ T7668] BTRFS warning (device loop2): couldn't read tree root
[  487.580233][ T7668] BTRFS warning (device loop2): try to load backup roots slot 3
[  487.702348][ T7668] BTRFS info (device loop2): rebuilding free space tree
[  487.813254][ T7668] BTRFS info (device loop2): disabling free space tree
[  487.813342][ T7668] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  487.813371][ T7668] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  487.820230][ T7668] BTRFS info (device loop2): checking UUID tree
[  487.838206][ T7668] BTRFS info (device loop2): enabling ssd optimizations
[  487.838283][ T7668] BTRFS info (device loop2): disabling tree log
[  487.838335][ T7668] BTRFS info (device loop2): turning on flush-on-commit
[  487.838409][ T7668] BTRFS info (device loop2): turning on async discard
[  487.838467][ T7668] BTRFS info (device loop2): enabling disk space caching
[  487.838491][ T7668] BTRFS info (device loop2): force clearing of disk cache
[  487.838532][ T7668] BTRFS info (device loop2): trying to use backup root at mount time
[  487.838559][ T7668] BTRFS info (device loop2): use zstd compression, level 3
[  487.861307][ T4931] Bluetooth: hci2: command tx timeout
[  488.163449][ T7634] BTRFS info (device loop2): last unmount of filesystem a254b8c7-050f-4226-959d-18973a71a796
[  488.704235][ T7686] loop2: detected capacity change from 0 to 32768
[  488.705393][ T7686] btrfs: Deprecated parameter 'usebackuproot'
[  488.705416][ T7686] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  488.747914][ T7686] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 14ae77e8-eaaf-4531-9de2-94235bd5a7a8
[  488.747980][ T7686] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.109 (7686)
[  488.781881][ T7686] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  488.781918][ T7686] BTRFS info (device loop2): using crc32c checksum algorithm
[  488.781948][ T7686] BTRFS warning (device loop2): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  488.944645][ T5760] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  488.949995][ T7686] BTRFS error (device loop2): failed to load root extent
[  488.950045][ T7686] BTRFS warning (device loop2): try to load backup roots slot 1
[  488.953239][ T1193] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  488.953448][ T7686] BTRFS warning (device loop2): couldn't read tree root
[  488.953470][ T7686] BTRFS warning (device loop2): try to load backup roots slot 2
[  488.953926][ T1193] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  488.954087][ T7686] BTRFS warning (device loop2): couldn't read tree root
[  488.954107][ T7686] BTRFS warning (device loop2): try to load backup roots slot 3
[  489.051281][ T7686] BTRFS info (device loop2): rebuilding free space tree
[  489.142784][ T7686] BTRFS info (device loop2): disabling free space tree
[  489.142870][ T7686] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  489.142897][ T7686] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  489.195998][ T7686] BTRFS info (device loop2): checking UUID tree
[  489.202209][ T7686] BTRFS info (device loop2): enabling ssd optimizations
[  489.202235][ T7686] BTRFS info (device loop2): disabling tree log
[  489.202251][ T7686] BTRFS info (device loop2): turning on flush-on-commit
[  489.202268][ T7686] BTRFS info (device loop2): turning on async discard
[  489.202284][ T7686] BTRFS info (device loop2): enabling disk space caching
[  489.202301][ T7686] BTRFS info (device loop2): force clearing of disk cache
[  489.202318][ T7686] BTRFS info (device loop2): trying to use backup root at mount time
[  489.202336][ T7686] BTRFS info (device loop2): use zstd compression, level 3
[  489.401529][ T7634] BTRFS info (device loop2): last unmount of filesystem 14ae77e8-eaaf-4531-9de2-94235bd5a7a8
[  489.910863][ T7705] loop2: detected capacity change from 0 to 32768
[  489.912017][ T7705] btrfs: Deprecated parameter 'usebackuproot'
[  489.912039][ T7705] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  489.914261][ T7705] BTRFS info: device /dev/loop2 (7:2) using temp-fsid df68378a-ce4d-4052-9228-e00e5cecb08f
[  489.914326][ T7705] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.110 (7705)
[  489.938085][ T7705] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  489.938207][ T7705] BTRFS info (device loop2): using crc32c checksum algorithm
[  489.938293][ T7705] BTRFS warning (device loop2): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  489.947726][ T4931] Bluetooth: hci2: command tx timeout
[  490.118778][ T5848] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  490.118934][ T7705] BTRFS error (device loop2): failed to load root extent
[  490.118973][ T7705] BTRFS warning (device loop2): try to load backup roots slot 1
[  490.119300][ T5689] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  490.135022][ T7705] BTRFS warning (device loop2): couldn't read tree root
[  490.135051][ T7705] BTRFS warning (device loop2): try to load backup roots slot 2
[  490.137038][ T5689] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  490.137181][ T7705] BTRFS warning (device loop2): couldn't read tree root
[  490.137201][ T7705] BTRFS warning (device loop2): try to load backup roots slot 3
[  490.162034][ T7705] BTRFS info (device loop2): rebuilding free space tree
[  490.275612][ T7705] BTRFS info (device loop2): disabling free space tree
[  490.275673][ T7705] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  490.275692][ T7705] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  490.315655][ T7705] BTRFS info (device loop2): checking UUID tree
[  490.316260][ T7705] BTRFS info (device loop2): enabling ssd optimizations
[  490.316275][ T7705] BTRFS info (device loop2): disabling tree log
[  490.316287][ T7705] BTRFS info (device loop2): turning on flush-on-commit
[  490.316299][ T7705] BTRFS info (device loop2): turning on async discard
[  490.316310][ T7705] BTRFS info (device loop2): enabling disk space caching
[  490.316322][ T7705] BTRFS info (device loop2): force clearing of disk cache
[  490.316333][ T7705] BTRFS info (device loop2): trying to use backup root at mount time
[  490.316347][ T7705] BTRFS info (device loop2): use zstd compression, level 3
[  490.490862][ T7634] BTRFS info (device loop2): last unmount of filesystem df68378a-ce4d-4052-9228-e00e5cecb08f
[  491.373184][ T7725] loop2: detected capacity change from 0 to 32768
[  491.374327][ T7725] btrfs: Deprecated parameter 'usebackuproot'
[  491.374349][ T7725] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  491.377138][ T7725] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 3ce7aaf0-033f-440f-903d-03d01eef12a7
[  491.377234][ T7725] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.112 (7725)
[  491.383080][ T7725] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  491.383114][ T7725] BTRFS info (device loop2): using crc32c checksum algorithm
[  491.383145][ T7725] BTRFS warning (device loop2): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  491.530422][ T1193] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  491.530974][ T7725] BTRFS error (device loop2): failed to load root extent
[  491.531018][ T7725] BTRFS warning (device loop2): try to load backup roots slot 1
[  491.531428][ T5760] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  491.532567][ T7725] BTRFS warning (device loop2): couldn't read tree root
[  491.532585][ T7725] BTRFS warning (device loop2): try to load backup roots slot 2
[  491.532882][ T5760] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  491.532973][ T7725] BTRFS warning (device loop2): couldn't read tree root
[  491.532994][ T7725] BTRFS warning (device loop2): try to load backup roots slot 3
[  491.627965][ T7725] BTRFS info (device loop2): rebuilding free space tree
[  491.657648][ T7725] BTRFS info (device loop2): disabling free space tree
[  491.657805][ T7725] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  491.657832][ T7725] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  491.678516][ T7725] BTRFS info (device loop2): checking UUID tree
[  491.681639][ T7725] BTRFS info (device loop2): enabling ssd optimizations
[  491.681712][ T7725] BTRFS info (device loop2): disabling tree log
[  491.681756][ T7725] BTRFS info (device loop2): turning on flush-on-commit
[  491.681800][ T7725] BTRFS info (device loop2): turning on async discard
[  491.681842][ T7725] BTRFS info (device loop2): enabling disk space caching
[  491.681893][ T7725] BTRFS info (device loop2): force clearing of disk cache
[  491.681936][ T7725] BTRFS info (device loop2): trying to use backup root at mount time
[  491.681988][ T7725] BTRFS info (device loop2): use zstd compression, level 3
[  491.988709][ T7634] BTRFS info (device loop2): last unmount of filesystem 3ce7aaf0-033f-440f-903d-03d01eef12a7
[  492.010066][ T4931] Bluetooth: hci2: command tx timeout
2026/05/25 01:07:52 executed programs: 99
[  492.848477][ T7745] loop2: detected capacity change from 0 to 32768
[  492.849756][ T7745] btrfs: Deprecated parameter 'usebackuproot'
[  492.849778][ T7745] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  492.884621][ T7745] BTRFS info: device /dev/loop2 (7:2) using temp-fsid e29a7e55-96a2-4a28-9fe0-b49e6f982d19
[  492.884690][ T7745] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.114 (7745)
[  492.909794][ T7745] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  492.909906][ T7745] BTRFS info (device loop2): using crc32c checksum algorithm
[  492.909990][ T7745] BTRFS warning (device loop2): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  493.045175][ T5683] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  493.045351][ T7745] BTRFS error (device loop2): failed to load root extent
[  493.045394][ T7745] BTRFS warning (device loop2): try to load backup roots slot 1
[  493.045785][  T163] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  493.045905][ T7745] BTRFS warning (device loop2): couldn't read tree root
[  493.045925][ T7745] BTRFS warning (device loop2): try to load backup roots slot 2
[  493.046252][ T1193] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  493.049989][ T7745] BTRFS warning (device loop2): couldn't read tree root
[  493.050015][ T7745] BTRFS warning (device loop2): try to load backup roots slot 3
[  493.140673][ T7745] BTRFS info (device loop2): rebuilding free space tree
[  493.180906][ T7745] BTRFS info (device loop2): disabling free space tree
[  493.180985][ T7745] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  493.181010][ T7745] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  493.189787][ T7745] BTRFS info (device loop2): checking UUID tree
[  493.196742][ T7745] BTRFS info (device loop2): enabling ssd optimizations
[  493.196803][ T7745] BTRFS info (device loop2): disabling tree log
[  493.196849][ T7745] BTRFS info (device loop2): turning on flush-on-commit
[  493.196892][ T7745] BTRFS info (device loop2): turning on async discard
[  493.196936][ T7745] BTRFS info (device loop2): enabling disk space caching
[  493.196979][ T7745] BTRFS info (device loop2): force clearing of disk cache
[  493.197029][ T7745] BTRFS info (device loop2): trying to use backup root at mount time
[  493.197073][ T7745] BTRFS info (device loop2): use zstd compression, level 3
[  493.581794][ T7634] BTRFS info (device loop2): last unmount of filesystem e29a7e55-96a2-4a28-9fe0-b49e6f982d19
[  494.039310][ T7764] loop2: detected capacity change from 0 to 32768
[  494.040516][ T7764] btrfs: Deprecated parameter 'usebackuproot'
[  494.040538][ T7764] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  494.042807][ T7764] BTRFS info: device /dev/loop2 (7:2) using temp-fsid b9f25996-465d-4041-abb6-75804531f1fc
[  494.042871][ T7764] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.115 (7764)
[  494.063309][ T7764] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  494.063408][ T7764] BTRFS info (device loop2): using crc32c checksum algorithm
[  494.063471][ T7764] BTRFS warning (device loop2): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  494.236568][ T5847] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  494.236659][ T7764] BTRFS error (device loop2): failed to load root extent
[  494.236692][ T7764] BTRFS warning (device loop2): try to load backup roots slot 1
[  494.236984][  T163] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  494.237095][ T7764] BTRFS warning (device loop2): couldn't read tree root
[  494.237111][ T7764] BTRFS warning (device loop2): try to load backup roots slot 2
[  494.239119][ T5848] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  494.239243][ T7764] BTRFS warning (device loop2): couldn't read tree root
[  494.239264][ T7764] BTRFS warning (device loop2): try to load backup roots slot 3
[  494.254153][ T7764] BTRFS info (device loop2): rebuilding free space tree
[  494.360820][ T7764] BTRFS info (device loop2): disabling free space tree
[  494.360897][ T7764] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  494.360916][ T7764] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  494.365572][ T7764] BTRFS info (device loop2): checking UUID tree
[  494.368910][ T7764] BTRFS info (device loop2): enabling ssd optimizations
[  494.368935][ T7764] BTRFS info (device loop2): disabling tree log
[  494.368951][ T7764] BTRFS info (device loop2): turning on flush-on-commit
[  494.368968][ T7764] BTRFS info (device loop2): turning on async discard
[  494.368985][ T7764] BTRFS info (device loop2): enabling disk space caching
[  494.369002][ T7764] BTRFS info (device loop2): force clearing of disk cache
[  494.369018][ T7764] BTRFS info (device loop2): trying to use backup root at mount time
[  494.369037][ T7764] BTRFS info (device loop2): use zstd compression, level 3
[  494.698613][ T7634] BTRFS info (device loop2): last unmount of filesystem b9f25996-465d-4041-abb6-75804531f1fc
[  495.548210][ T7784] loop2: detected capacity change from 0 to 32768
[  495.549360][ T7784] btrfs: Deprecated parameter 'usebackuproot'
[  495.549381][ T7784] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  495.550152][ T7784] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 3b171ae0-ef20-43f4-8cef-15345f8a425c
[  495.550213][ T7784] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.117 (7784)
[  495.635464][ T7784] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  495.635504][ T7784] BTRFS info (device loop2): using crc32c checksum algorithm
[  495.635535][ T7784] BTRFS warning (device loop2): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  495.735611][ T5849] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  495.735749][ T7784] BTRFS error (device loop2): failed to load root extent
[  495.735789][ T7784] BTRFS warning (device loop2): try to load backup roots slot 1
[  495.736115][ T5847] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  495.736205][ T7784] BTRFS warning (device loop2): couldn't read tree root
[  495.736225][ T7784] BTRFS warning (device loop2): try to load backup roots slot 2
[  495.743972][ T5683] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  495.744191][ T7784] BTRFS warning (device loop2): couldn't read tree root
[  495.744213][ T7784] BTRFS warning (device loop2): try to load backup roots slot 3
[  495.818023][ T7784] BTRFS info (device loop2): rebuilding free space tree
[  495.882344][ T7784] BTRFS info (device loop2): disabling free space tree
[  495.882441][ T7784] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  495.882469][ T7784] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  495.889625][ T7784] BTRFS info (device loop2): checking UUID tree
[  495.890640][ T7784] BTRFS info (device loop2): enabling ssd optimizations
[  495.890661][ T7784] BTRFS info (device loop2): disabling tree log
[  495.890675][ T7784] BTRFS info (device loop2): turning on flush-on-commit
[  495.890689][ T7784] BTRFS info (device loop2): turning on async discard
[  495.890703][ T7784] BTRFS info (device loop2): enabling disk space caching
[  495.890716][ T7784] BTRFS info (device loop2): force clearing of disk cache
[  495.890730][ T7784] BTRFS info (device loop2): trying to use backup root at mount time
[  495.890746][ T7784] BTRFS info (device loop2): use zstd compression, level 3
[  496.108930][ T7634] BTRFS info (device loop2): last unmount of filesystem 3b171ae0-ef20-43f4-8cef-15345f8a425c
[  496.562951][ T7802] loop2: detected capacity change from 0 to 32768
[  496.564157][ T7802] btrfs: Deprecated parameter 'usebackuproot'
[  496.564178][ T7802] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  496.567875][ T7802] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 227064c8-7e49-41f8-9f58-5365d99a7f1a
[  496.568084][ T7802] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.118 (7802)
[  496.587822][ T7802] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  496.587855][ T7802] BTRFS info (device loop2): using crc32c checksum algorithm
[  496.587886][ T7802] BTRFS warning (device loop2): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  496.758256][ T5847] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  496.762678][ T7802] BTRFS error (device loop2): failed to load root extent
[  496.762715][ T7802] BTRFS warning (device loop2): try to load backup roots slot 1
[  496.763081][ T5849] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  496.763219][ T7802] BTRFS warning (device loop2): couldn't read tree root
[  496.763239][ T7802] BTRFS warning (device loop2): try to load backup roots slot 2
[  496.763980][ T5849] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  496.764104][ T7802] BTRFS warning (device loop2): couldn't read tree root
[  496.764125][ T7802] BTRFS warning (device loop2): try to load backup roots slot 3
[  496.865742][ T7802] BTRFS info (device loop2): rebuilding free space tree
[  496.919953][ T7802] BTRFS info (device loop2): disabling free space tree
[  496.920016][ T7802] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  496.920034][ T7802] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  496.925184][ T7802] BTRFS info (device loop2): checking UUID tree
[  496.926011][ T7802] BTRFS info (device loop2): enabling ssd optimizations
[  496.926035][ T7802] BTRFS info (device loop2): disabling tree log
[  496.926052][ T7802] BTRFS info (device loop2): turning on flush-on-commit
[  496.926069][ T7802] BTRFS info (device loop2): turning on async discard
[  496.926086][ T7802] BTRFS info (device loop2): enabling disk space caching
[  496.926103][ T7802] BTRFS info (device loop2): force clearing of disk cache
[  496.926121][ T7802] BTRFS info (device loop2): trying to use backup root at mount time
[  496.926140][ T7802] BTRFS info (device loop2): use zstd compression, level 3
[  497.158947][ T7634] BTRFS info (device loop2): last unmount of filesystem 227064c8-7e49-41f8-9f58-5365d99a7f1a
2026/05/25 01:07:57 executed programs: 105
[  498.004957][ T7822] loop2: detected capacity change from 0 to 32768
[  498.006110][ T7822] btrfs: Deprecated parameter 'usebackuproot'
[  498.006132][ T7822] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  498.032276][ T7822] BTRFS info: device /dev/loop2 (7:2) using temp-fsid b364afaf-15c3-4cac-b08a-1d6ec5af63ca
[  498.032353][ T7822] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.120 (7822)
[  498.076274][ T7822] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  498.076311][ T7822] BTRFS info (device loop2): using crc32c checksum algorithm
[  498.076358][ T7822] BTRFS warning (device loop2): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  498.126426][ T5849] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  498.126549][ T7822] BTRFS error (device loop2): failed to load root extent
[  498.126588][ T7822] BTRFS warning (device loop2): try to load backup roots slot 1
[  498.126878][ T5849] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  498.126967][ T7822] BTRFS warning (device loop2): couldn't read tree root
[  498.126988][ T7822] BTRFS warning (device loop2): try to load backup roots slot 2
[  498.127274][ T5849] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  498.127366][ T7822] BTRFS warning (device loop2): couldn't read tree root
[  498.127402][ T7822] BTRFS warning (device loop2): try to load backup roots slot 3
[  498.215050][ T7822] BTRFS info (device loop2): rebuilding free space tree
[  498.283630][ T7822] BTRFS info (device loop2): disabling free space tree
[  498.283727][ T7822] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  498.283754][ T7822] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  498.295558][ T7822] BTRFS info (device loop2): checking UUID tree
[  498.298580][ T7822] BTRFS info (device loop2): enabling ssd optimizations
[  498.298610][ T7822] BTRFS info (device loop2): disabling tree log
[  498.298628][ T7822] BTRFS info (device loop2): turning on flush-on-commit
[  498.298646][ T7822] BTRFS info (device loop2): turning on async discard
[  498.298663][ T7822] BTRFS info (device loop2): enabling disk space caching
[  498.298680][ T7822] BTRFS info (device loop2): force clearing of disk cache
[  498.298698][ T7822] BTRFS info (device loop2): trying to use backup root at mount time
[  498.298716][ T7822] BTRFS info (device loop2): use zstd compression, level 3
[  498.569123][ T4931] Bluetooth: hci1: command 0x0406 tx timeout
[  498.631457][ T7634] BTRFS info (device loop2): last unmount of filesystem b364afaf-15c3-4cac-b08a-1d6ec5af63ca
[  499.152934][ T7840] loop2: detected capacity change from 0 to 32768
[  499.154086][ T7840] btrfs: Deprecated parameter 'usebackuproot'
[  499.154107][ T7840] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  499.156377][ T7840] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 92e65302-fd4f-445d-a644-c30bc5065e90
[  499.156442][ T7840] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.121 (7840)
[  499.197593][ T7840] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  499.197723][ T7840] BTRFS info (device loop2): using crc32c checksum algorithm
[  499.197755][ T7840] BTRFS warning (device loop2): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  499.287180][ T5847] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  499.287351][ T7840] BTRFS error (device loop2): failed to load root extent
[  499.287390][ T7840] BTRFS warning (device loop2): try to load backup roots slot 1
[  499.292681][  T163] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  499.292826][ T7840] BTRFS warning (device loop2): couldn't read tree root
[  499.292847][ T7840] BTRFS warning (device loop2): try to load backup roots slot 2
[  499.293265][  T163] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  499.293380][ T7840] BTRFS warning (device loop2): couldn't read tree root
[  499.293400][ T7840] BTRFS warning (device loop2): try to load backup roots slot 3
[  499.333322][ T7840] BTRFS info (device loop2): rebuilding free space tree
[  499.454074][ T7840] BTRFS info (device loop2): disabling free space tree
[  499.454171][ T7840] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  499.454199][ T7840] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  499.492988][ T7840] BTRFS info (device loop2): checking UUID tree
[  499.495642][ T7840] BTRFS info (device loop2): enabling ssd optimizations
[  499.495670][ T7840] BTRFS info (device loop2): disabling tree log
[  499.495686][ T7840] BTRFS info (device loop2): turning on flush-on-commit
[  499.495704][ T7840] BTRFS info (device loop2): turning on async discard
[  499.495721][ T7840] BTRFS info (device loop2): enabling disk space caching
[  499.495738][ T7840] BTRFS info (device loop2): force clearing of disk cache
[  499.495756][ T7840] BTRFS info (device loop2): trying to use backup root at mount time
[  499.495774][ T7840] BTRFS info (device loop2): use zstd compression, level 3
[  499.694246][ T7634] BTRFS info (device loop2): last unmount of filesystem 92e65302-fd4f-445d-a644-c30bc5065e90
[  500.584382][ T7861] loop2: detected capacity change from 0 to 32768
[  500.585376][ T7861] btrfs: Deprecated parameter 'usebackuproot'
[  500.585392][ T7861] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  500.586186][ T7861] BTRFS info: device /dev/loop2 (7:2) using temp-fsid f18763f3-23bf-46f0-97d1-32a365d3c2fb
[  500.586249][ T7861] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.123 (7861)
[  500.596444][ T7861] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  500.596477][ T7861] BTRFS info (device loop2): using crc32c checksum algorithm
[  500.596508][ T7861] BTRFS warning (device loop2): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  500.824635][ T1193] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  500.828024][ T7861] BTRFS error (device loop2): failed to load root extent
[  500.828073][ T7861] BTRFS warning (device loop2): try to load backup roots slot 1
[  500.862050][ T5847] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  500.862201][ T7861] BTRFS warning (device loop2): couldn't read tree root
[  500.862222][ T7861] BTRFS warning (device loop2): try to load backup roots slot 2
[  500.865124][ T1193] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  500.865253][ T7861] BTRFS warning (device loop2): couldn't read tree root
[  500.865279][ T7861] BTRFS warning (device loop2): try to load backup roots slot 3
[  500.887489][ T7861] BTRFS info (device loop2): rebuilding free space tree
[  501.020638][ T7861] BTRFS info (device loop2): disabling free space tree
[  501.020725][ T7861] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  501.020752][ T7861] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  501.037903][ T7861] BTRFS info (device loop2): checking UUID tree
[  501.042344][ T7861] BTRFS info (device loop2): enabling ssd optimizations
[  501.042419][ T7861] BTRFS info (device loop2): disabling tree log
[  501.042465][ T7861] BTRFS info (device loop2): turning on flush-on-commit
[  501.042511][ T7861] BTRFS info (device loop2): turning on async discard
[  501.042556][ T7861] BTRFS info (device loop2): enabling disk space caching
[  501.042600][ T7861] BTRFS info (device loop2): force clearing of disk cache
[  501.042639][ T7861] BTRFS info (device loop2): trying to use backup root at mount time
[  501.042692][ T7861] BTRFS info (device loop2): use zstd compression, level 3
[  501.231736][ T7634] BTRFS info (device loop2): last unmount of filesystem f18763f3-23bf-46f0-97d1-32a365d3c2fb
[  501.629049][ T1340] ieee802154 phy0 wpan0: encryption failed: -22
[  501.629162][ T1340] ieee802154 phy1 wpan1: encryption failed: -22
[  502.140499][ T7882] loop2: detected capacity change from 0 to 32768
[  502.141627][ T7882] btrfs: Deprecated parameter 'usebackuproot'
[  502.141649][ T7882] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  502.201611][ T7882] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 716f255a-44a3-4d3c-bce1-d718061f61f0
[  502.201679][ T7882] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.125 (7882)
[  502.233950][ T7882] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  502.233985][ T7882] BTRFS info (device loop2): using crc32c checksum algorithm
[  502.234016][ T7882] BTRFS warning (device loop2): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  502.363176][ T5849] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  502.363296][ T7882] BTRFS error (device loop2): failed to load root extent
[  502.363339][ T7882] BTRFS warning (device loop2): try to load backup roots slot 1
[  502.363620][ T5849] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  502.363730][ T7882] BTRFS warning (device loop2): couldn't read tree root
[  502.363756][ T7882] BTRFS warning (device loop2): try to load backup roots slot 2
[  502.364053][ T5849] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  502.364137][ T7882] BTRFS warning (device loop2): couldn't read tree root
[  502.364157][ T7882] BTRFS warning (device loop2): try to load backup roots slot 3
[  502.425053][ T7882] BTRFS info (device loop2): rebuilding free space tree
[  502.532406][ T7882] BTRFS info (device loop2): disabling free space tree
[  502.532493][ T7882] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  502.532513][ T7882] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  502.575706][ T7882] BTRFS info (device loop2): checking UUID tree
[  502.596068][ T7882] BTRFS info (device loop2): enabling ssd optimizations
[  502.596087][ T7882] BTRFS info (device loop2): disabling tree log
[  502.596099][ T7882] BTRFS info (device loop2): turning on flush-on-commit
[  502.596111][ T7882] BTRFS info (device loop2): turning on async discard
[  502.596122][ T7882] BTRFS info (device loop2): enabling disk space caching
[  502.596134][ T7882] BTRFS info (device loop2): force clearing of disk cache
[  502.596146][ T7882] BTRFS info (device loop2): trying to use backup root at mount time
[  502.596159][ T7882] BTRFS info (device loop2): use zstd compression, level 3
2026/05/25 01:08:02 executed programs: 111
[  502.822737][ T7634] BTRFS info (device loop2): last unmount of filesystem 716f255a-44a3-4d3c-bce1-d718061f61f0
[  503.319294][ T7900] loop2: detected capacity change from 0 to 32768
[  503.320439][ T7900] btrfs: Deprecated parameter 'usebackuproot'
[  503.320462][ T7900] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  503.321181][ T7900] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 67a8d8f3-f954-4974-a89c-dd6184b6c1e8
[  503.321242][ T7900] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.126 (7900)
[  503.392657][ T7900] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  503.392688][ T7900] BTRFS info (device loop2): using crc32c checksum algorithm
[  503.392713][ T7900] BTRFS warning (device loop2): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  503.521505][ T1193] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  503.521698][ T7900] BTRFS error (device loop2): failed to load root extent
[  503.521737][ T7900] BTRFS warning (device loop2): try to load backup roots slot 1
[  503.522805][ T5683] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  503.522947][ T7900] BTRFS warning (device loop2): couldn't read tree root
[  503.522967][ T7900] BTRFS warning (device loop2): try to load backup roots slot 2
[  503.523348][ T5683] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  503.523462][ T7900] BTRFS warning (device loop2): couldn't read tree root
[  503.523481][ T7900] BTRFS warning (device loop2): try to load backup roots slot 3
[  503.617560][ T7900] BTRFS info (device loop2): rebuilding free space tree
[  503.694460][ T7900] BTRFS info (device loop2): disabling free space tree
[  503.694555][ T7900] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  503.694582][ T7900] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  503.706926][ T7900] BTRFS info (device loop2): checking UUID tree
[  503.745643][ T7900] BTRFS info (device loop2): enabling ssd optimizations
[  503.745671][ T7900] BTRFS info (device loop2): disabling tree log
[  503.745688][ T7900] BTRFS info (device loop2): turning on flush-on-commit
[  503.745705][ T7900] BTRFS info (device loop2): turning on async discard
[  503.745721][ T7900] BTRFS info (device loop2): enabling disk space caching
[  503.745738][ T7900] BTRFS info (device loop2): force clearing of disk cache
[  503.745755][ T7900] BTRFS info (device loop2): trying to use backup root at mount time
[  503.745775][ T7900] BTRFS info (device loop2): use zstd compression, level 3
[  504.059061][ T7634] BTRFS info (device loop2): last unmount of filesystem 67a8d8f3-f954-4974-a89c-dd6184b6c1e8
[  504.491498][ T7920] loop2: detected capacity change from 0 to 32768
[  504.492648][ T7920] btrfs: Deprecated parameter 'usebackuproot'
[  504.492670][ T7920] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  504.494925][ T7920] BTRFS info: device /dev/loop2 (7:2) using temp-fsid ddf02b8d-0a8b-4d9d-9461-05e0bafec460
[  504.495002][ T7920] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.127 (7920)
[  504.546329][ T7920] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  504.546367][ T7920] BTRFS info (device loop2): using crc32c checksum algorithm
[  504.546398][ T7920] BTRFS warning (device loop2): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  504.677539][  T163] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  504.677660][ T7920] BTRFS error (device loop2): failed to load root extent
[  504.677732][ T7920] BTRFS warning (device loop2): try to load backup roots slot 1
[  504.682951][  T163] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  504.683055][ T7920] BTRFS warning (device loop2): couldn't read tree root
[  504.683077][ T7920] BTRFS warning (device loop2): try to load backup roots slot 2
[  504.683518][  T163] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  504.683694][ T7920] BTRFS warning (device loop2): couldn't read tree root
[  504.683715][ T7920] BTRFS warning (device loop2): try to load backup roots slot 3
[  504.775455][ T7920] BTRFS info (device loop2): rebuilding free space tree
[  504.874551][ T7920] BTRFS info (device loop2): disabling free space tree
[  504.874659][ T7920] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  504.874687][ T7920] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  504.903401][ T7920] BTRFS info (device loop2): checking UUID tree
[  504.904475][ T7920] BTRFS info (device loop2): enabling ssd optimizations
[  504.904496][ T7920] BTRFS info (device loop2): disabling tree log
[  504.904511][ T7920] BTRFS info (device loop2): turning on flush-on-commit
[  504.904524][ T7920] BTRFS info (device loop2): turning on async discard
[  504.904538][ T7920] BTRFS info (device loop2): enabling disk space caching
[  504.904551][ T7920] BTRFS info (device loop2): force clearing of disk cache
[  504.904566][ T7920] BTRFS info (device loop2): trying to use backup root at mount time
[  504.904581][ T7920] BTRFS info (device loop2): use zstd compression, level 3
[  505.159880][ T7634] BTRFS info (device loop2): last unmount of filesystem ddf02b8d-0a8b-4d9d-9461-05e0bafec460
[  505.573644][ T7938] loop2: detected capacity change from 0 to 32768
[  505.574815][ T7938] btrfs: Deprecated parameter 'usebackuproot'
[  505.574836][ T7938] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  505.575736][ T7938] BTRFS info: device /dev/loop2 (7:2) using temp-fsid b43a58a7-12b5-406b-86bf-b760df343ede
[  505.575796][ T7938] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.128 (7938)
[  505.587840][ T7938] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  505.587874][ T7938] BTRFS info (device loop2): using crc32c checksum algorithm
[  505.587945][ T7938] BTRFS warning (device loop2): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  505.746888][ T1193] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  505.747004][ T7938] BTRFS error (device loop2): failed to load root extent
[  505.747056][ T7938] BTRFS warning (device loop2): try to load backup roots slot 1
[  505.747328][ T1193] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  505.747416][ T7938] BTRFS warning (device loop2): couldn't read tree root
[  505.747437][ T7938] BTRFS warning (device loop2): try to load backup roots slot 2
[  505.749671][ T1193] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  505.749847][ T7938] BTRFS warning (device loop2): couldn't read tree root
[  505.749869][ T7938] BTRFS warning (device loop2): try to load backup roots slot 3
[  505.818342][ T7938] BTRFS info (device loop2): rebuilding free space tree
[  505.880252][ T7938] BTRFS info (device loop2): disabling free space tree
[  505.880312][ T7938] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  505.880330][ T7938] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  505.884452][ T7938] BTRFS info (device loop2): checking UUID tree
[  505.885155][ T7938] BTRFS info (device loop2): enabling ssd optimizations
[  505.885179][ T7938] BTRFS info (device loop2): disabling tree log
[  505.885195][ T7938] BTRFS info (device loop2): turning on flush-on-commit
[  505.885212][ T7938] BTRFS info (device loop2): turning on async discard
[  505.885229][ T7938] BTRFS info (device loop2): enabling disk space caching
[  505.885245][ T7938] BTRFS info (device loop2): force clearing of disk cache
[  505.885262][ T7938] BTRFS info (device loop2): trying to use backup root at mount time
[  505.885280][ T7938] BTRFS info (device loop2): use zstd compression, level 3
[  506.109236][ T7634] BTRFS info (device loop2): last unmount of filesystem b43a58a7-12b5-406b-86bf-b760df343ede
[  506.569679][ T7956] loop2: detected capacity change from 0 to 32768
[  506.570886][ T7956] btrfs: Deprecated parameter 'usebackuproot'
[  506.570907][ T7956] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  506.577251][ T7956] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 5bfe4a8b-e33d-435a-aff7-ca9f8ae59b70
[  506.577322][ T7956] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.129 (7956)
[  506.644110][ T7956] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  506.644146][ T7956] BTRFS info (device loop2): using crc32c checksum algorithm
[  506.644177][ T7956] BTRFS warning (device loop2): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  506.766557][ T5847] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  506.766683][ T7956] BTRFS error (device loop2): failed to load root extent
[  506.767947][ T7956] BTRFS warning (device loop2): try to load backup roots slot 1
[  506.772831][ T5847] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  506.782063][ T7956] BTRFS warning (device loop2): couldn't read tree root
[  506.782089][ T7956] BTRFS warning (device loop2): try to load backup roots slot 2
[  506.785175][ T5683] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  506.785543][ T7956] BTRFS warning (device loop2): couldn't read tree root
[  506.785596][ T7956] BTRFS warning (device loop2): try to load backup roots slot 3
[  506.857297][ T7956] BTRFS info (device loop2): rebuilding free space tree
[  506.897039][ T7956] BTRFS info (device loop2): disabling free space tree
[  506.897099][ T7956] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  506.897118][ T7956] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  506.930898][ T7956] BTRFS info (device loop2): checking UUID tree
[  506.934380][ T7956] BTRFS info (device loop2): enabling ssd optimizations
[  506.934407][ T7956] BTRFS info (device loop2): disabling tree log
[  506.934423][ T7956] BTRFS info (device loop2): turning on flush-on-commit
[  506.934439][ T7956] BTRFS info (device loop2): turning on async discard
[  506.934456][ T7956] BTRFS info (device loop2): enabling disk space caching
[  506.934472][ T7956] BTRFS info (device loop2): force clearing of disk cache
[  506.934490][ T7956] BTRFS info (device loop2): trying to use backup root at mount time
[  506.934516][ T7956] BTRFS info (device loop2): use zstd compression, level 3
[  507.161687][ T7634] BTRFS info (device loop2): last unmount of filesystem 5bfe4a8b-e33d-435a-aff7-ca9f8ae59b70
[  507.619737][ T7974] loop2: detected capacity change from 0 to 32768
[  507.620859][ T7974] btrfs: Deprecated parameter 'usebackuproot'
[  507.620880][ T7974] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  507.622278][ T7974] BTRFS info: device /dev/loop2 (7:2) using temp-fsid b3566588-67a2-418b-8f50-02b85558b346
[  507.622359][ T7974] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.130 (7974)
[  507.626214][ T7974] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  507.626244][ T7974] BTRFS info (device loop2): using crc32c checksum algorithm
[  507.626276][ T7974] BTRFS warning (device loop2): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  507.801547][ T5847] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  507.801692][ T7974] BTRFS error (device loop2): failed to load root extent
[  507.801733][ T7974] BTRFS warning (device loop2): try to load backup roots slot 1
[  507.802362][ T5847] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  507.802487][ T7974] BTRFS warning (device loop2): couldn't read tree root
[  507.802507][ T7974] BTRFS warning (device loop2): try to load backup roots slot 2
[  507.802872][ T5847] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  507.803008][ T7974] BTRFS warning (device loop2): couldn't read tree root
[  507.803028][ T7974] BTRFS warning (device loop2): try to load backup roots slot 3
[  507.904471][ T7974] BTRFS info (device loop2): rebuilding free space tree
[  507.972406][ T7974] BTRFS info (device loop2): disabling free space tree
[  507.972489][ T7974] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  507.972517][ T7974] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  508.004676][ T7974] BTRFS info (device loop2): checking UUID tree
[  508.006608][ T7974] BTRFS info (device loop2): enabling ssd optimizations
[  508.006632][ T7974] BTRFS info (device loop2): disabling tree log
[  508.006649][ T7974] BTRFS info (device loop2): turning on flush-on-commit
[  508.006665][ T7974] BTRFS info (device loop2): turning on async discard
[  508.006682][ T7974] BTRFS info (device loop2): enabling disk space caching
[  508.006699][ T7974] BTRFS info (device loop2): force clearing of disk cache
[  508.006716][ T7974] BTRFS info (device loop2): trying to use backup root at mount time
[  508.006734][ T7974] BTRFS info (device loop2): use zstd compression, level 3
2026/05/25 01:08:08 executed programs: 116
[  508.208893][ T7634] BTRFS info (device loop2): last unmount of filesystem b3566588-67a2-418b-8f50-02b85558b346
[  508.659894][ T7993] loop2: detected capacity change from 0 to 32768
[  508.661012][ T7993] btrfs: Deprecated parameter 'usebackuproot'
[  508.661033][ T7993] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  508.663247][ T7993] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 6c6ab6a4-8cea-4baa-a632-99963cdf9c9b
[  508.663310][ T7993] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.131 (7993)
[  508.668156][ T7993] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  508.668231][ T7993] BTRFS info (device loop2): using crc32c checksum algorithm
[  508.668324][ T7993] BTRFS warning (device loop2): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  508.798801][  T163] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  508.798952][ T7993] BTRFS error (device loop2): failed to load root extent
[  508.798993][ T7993] BTRFS warning (device loop2): try to load backup roots slot 1
[  508.799287][ T5849] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  508.799419][ T7993] BTRFS warning (device loop2): couldn't read tree root
[  508.799440][ T7993] BTRFS warning (device loop2): try to load backup roots slot 2
[  508.800108][ T5849] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  508.800228][ T7993] BTRFS warning (device loop2): couldn't read tree root
[  508.800248][ T7993] BTRFS warning (device loop2): try to load backup roots slot 3
[  508.830749][ T7993] BTRFS info (device loop2): rebuilding free space tree
[  508.924333][ T7993] BTRFS info (device loop2): disabling free space tree
[  508.924421][ T7993] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  508.924448][ T7993] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  508.961869][ T7993] BTRFS info (device loop2): checking UUID tree
[  508.984182][ T7993] BTRFS info (device loop2): enabling ssd optimizations
[  508.984213][ T7993] BTRFS info (device loop2): disabling tree log
[  508.984230][ T7993] BTRFS info (device loop2): turning on flush-on-commit
[  508.984248][ T7993] BTRFS info (device loop2): turning on async discard
[  508.984265][ T7993] BTRFS info (device loop2): enabling disk space caching
[  508.984283][ T7993] BTRFS info (device loop2): force clearing of disk cache
[  508.984299][ T7993] BTRFS info (device loop2): trying to use backup root at mount time
[  508.984318][ T7993] BTRFS info (device loop2): use zstd compression, level 3
[  509.215608][ T7634] BTRFS info (device loop2): last unmount of filesystem 6c6ab6a4-8cea-4baa-a632-99963cdf9c9b
[  509.645052][ T8011] loop2: detected capacity change from 0 to 32768
[  509.646201][ T8011] btrfs: Deprecated parameter 'usebackuproot'
[  509.646222][ T8011] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  509.665523][ T8011] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 1d6f499f-076d-4c10-84b2-f6b854ec5d5b
[  509.665709][ T8011] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.132 (8011)
[  509.712602][ T8011] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  509.712637][ T8011] BTRFS info (device loop2): using crc32c checksum algorithm
[  509.712668][ T8011] BTRFS warning (device loop2): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  509.824071][ T5847] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  509.824166][ T8011] BTRFS error (device loop2): failed to load root extent
[  509.824212][ T8011] BTRFS warning (device loop2): try to load backup roots slot 1
[  509.824600][  T163] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  509.824692][ T8011] BTRFS warning (device loop2): couldn't read tree root
[  509.824712][ T8011] BTRFS warning (device loop2): try to load backup roots slot 2
[  509.825189][  T163] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  509.825336][ T8011] BTRFS warning (device loop2): couldn't read tree root
[  509.825356][ T8011] BTRFS warning (device loop2): try to load backup roots slot 3
[  509.855489][ T8011] BTRFS info (device loop2): rebuilding free space tree
[  509.953620][ T8011] BTRFS info (device loop2): disabling free space tree
[  509.953721][ T8011] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  509.953749][ T8011] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  509.966548][ T8011] BTRFS info (device loop2): checking UUID tree
[  509.968538][ T8011] BTRFS info (device loop2): enabling ssd optimizations
[  509.968561][ T8011] BTRFS info (device loop2): disabling tree log
[  509.968579][ T8011] BTRFS info (device loop2): turning on flush-on-commit
[  509.968601][ T8011] BTRFS info (device loop2): turning on async discard
[  509.968619][ T8011] BTRFS info (device loop2): enabling disk space caching
[  509.968636][ T8011] BTRFS info (device loop2): force clearing of disk cache
[  509.968654][ T8011] BTRFS info (device loop2): trying to use backup root at mount time
[  509.968673][ T8011] BTRFS info (device loop2): use zstd compression, level 3
[  510.318881][ T7634] BTRFS info (device loop2): last unmount of filesystem 1d6f499f-076d-4c10-84b2-f6b854ec5d5b
[  511.110707][ T8035] loop2: detected capacity change from 0 to 32768
[  511.111825][ T8035] btrfs: Deprecated parameter 'usebackuproot'
[  511.111846][ T8035] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  511.114051][ T8035] BTRFS info: device /dev/loop2 (7:2) using temp-fsid ff67dfd4-ca18-41b7-b549-91b87d8d7360
[  511.114114][ T8035] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.134 (8035)
[  511.169271][ T8035] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  511.169366][ T8035] BTRFS info (device loop2): using crc32c checksum algorithm
[  511.169494][ T8035] BTRFS warning (device loop2): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  511.329509][ T5847] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  511.335982][ T8035] BTRFS error (device loop2): failed to load root extent
[  511.336025][ T8035] BTRFS warning (device loop2): try to load backup roots slot 1
[  511.336574][ T5683] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  511.336644][ T8035] BTRFS warning (device loop2): couldn't read tree root
[  511.336662][ T8035] BTRFS warning (device loop2): try to load backup roots slot 2
[  511.337023][ T5683] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  511.337118][ T8035] BTRFS warning (device loop2): couldn't read tree root
[  511.337139][ T8035] BTRFS warning (device loop2): try to load backup roots slot 3
[  511.424709][ T8035] BTRFS info (device loop2): rebuilding free space tree
[  511.449850][ T8035] BTRFS info (device loop2): disabling free space tree
[  511.449910][ T8035] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  511.449929][ T8035] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  511.505332][ T8035] BTRFS info (device loop2): checking UUID tree
[  511.527140][ T8035] BTRFS info (device loop2): enabling ssd optimizations
[  511.527169][ T8035] BTRFS info (device loop2): disabling tree log
[  511.527185][ T8035] BTRFS info (device loop2): turning on flush-on-commit
[  511.527202][ T8035] BTRFS info (device loop2): turning on async discard
[  511.527219][ T8035] BTRFS info (device loop2): enabling disk space caching
[  511.527235][ T8035] BTRFS info (device loop2): force clearing of disk cache
[  511.527251][ T8035] BTRFS info (device loop2): trying to use backup root at mount time
[  511.527269][ T8035] BTRFS info (device loop2): use zstd compression, level 3
[  511.778959][ T7634] BTRFS info (device loop2): last unmount of filesystem ff67dfd4-ca18-41b7-b549-91b87d8d7360
[  512.231875][ T8055] loop2: detected capacity change from 0 to 32768
[  512.233026][ T8055] btrfs: Deprecated parameter 'usebackuproot'
[  512.233057][ T8055] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  512.235000][ T8055] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 32d63a8e-9f7c-4a5f-9b82-1e0164cb3ecd
[  512.235072][ T8055] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.135 (8055)
[  512.294662][ T8055] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  512.294698][ T8055] BTRFS info (device loop2): using crc32c checksum algorithm
[  512.294729][ T8055] BTRFS warning (device loop2): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  512.411741][  T163] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  512.411867][ T8055] BTRFS error (device loop2): failed to load root extent
[  512.411894][ T8055] BTRFS warning (device loop2): try to load backup roots slot 1
[  512.412252][ T5849] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  512.413064][ T8055] BTRFS warning (device loop2): couldn't read tree root
[  512.413084][ T8055] BTRFS warning (device loop2): try to load backup roots slot 2
[  512.413643][  T163] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  512.413800][ T8055] BTRFS warning (device loop2): couldn't read tree root
[  512.413820][ T8055] BTRFS warning (device loop2): try to load backup roots slot 3
[  512.432214][ T8055] BTRFS info (device loop2): rebuilding free space tree
[  512.485022][ T8055] BTRFS info (device loop2): disabling free space tree
[  512.485084][ T8055] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  512.485103][ T8055] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  512.512216][ T8055] BTRFS info (device loop2): checking UUID tree
[  512.513821][ T8055] BTRFS info (device loop2): enabling ssd optimizations
[  512.513842][ T8055] BTRFS info (device loop2): disabling tree log
[  512.513857][ T8055] BTRFS info (device loop2): turning on flush-on-commit
[  512.513894][ T8055] BTRFS info (device loop2): turning on async discard
[  512.513911][ T8055] BTRFS info (device loop2): enabling disk space caching
[  512.513926][ T8055] BTRFS info (device loop2): force clearing of disk cache
[  512.513943][ T8055] BTRFS info (device loop2): trying to use backup root at mount time
[  512.513962][ T8055] BTRFS info (device loop2): use zstd compression, level 3
[  512.809288][ T7634] BTRFS info (device loop2): last unmount of filesystem 32d63a8e-9f7c-4a5f-9b82-1e0164cb3ecd
[  513.299750][ T8074] loop2: detected capacity change from 0 to 32768
[  513.300901][ T8074] btrfs: Deprecated parameter 'usebackuproot'
[  513.300921][ T8074] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead
[  513.301616][ T8074] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 9d1f32ae-ba6e-43e7-b7c6-eca9f4dbf57b
[  513.301676][ T8074] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.136 (8074)
[  513.305884][ T8074] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
[  513.305915][ T8074] BTRFS info (device loop2): using crc32c checksum algorithm
[  513.305946][ T8074] BTRFS warning (device loop2): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2
[  513.466395][ T5760] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0
[  513.466553][ T8074] BTRFS error (device loop2): failed to load root extent
[  513.466591][ T8074] BTRFS warning (device loop2): try to load backup roots slot 1
[  513.466938][ T5847] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0
[  513.467821][ T8074] BTRFS warning (device loop2): couldn't read tree root
[  513.467843][ T8074] BTRFS warning (device loop2): try to load backup roots slot 2
[  513.477867][ T5760] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1
[  513.478009][ T8074] BTRFS warning (device loop2): couldn't read tree root
[  513.478029][ T8074] BTRFS warning (device loop2): try to load backup roots slot 3
[  513.563877][ T8074] BTRFS info (device loop2): rebuilding free space tree
[  513.694382][ T8074] BTRFS info (device loop2): disabling free space tree
[  513.694475][ T8074] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
[  513.694503][ T8074] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[  513.741905][ T8074] BTRFS info (device loop2): checking UUID tree
[  513.749796][ T8074] BTRFS info (device loop2): enabling ssd optimizations
[  513.749823][ T8074] BTRFS info (device loop2): disabling tree log
[  513.749839][ T8074] BTRFS info (device loop2): turning on flush-on-commit
[  513.749856][ T8074] BTRFS info (device loop2): turning on async discard
[  513.749873][ T8074] BTRFS info (device loop2): enabling disk space caching
[  513.749888][ T8074] BTRFS info (device loop2): force clearing of disk cache
[  513.749906][ T8074] BTRFS info (device loop2): trying to use backup root at mount time
[  513.749924][ T8074] BTRFS info (device loop2): use zstd compression, level 3
[  513.769785][   T39] INFO: task kworker/u8:2:5720 blocked for more than 143 seconds.
[  513.769828][   T39]       Not tainted syzkaller #0
[  513.769840][   T39] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  513.769850][   T39] task:kworker/u8:2    state:D stack:23456 pid:5720  tgid:5720  ppid:2      task_flags:0x4208060 flags:0x00080000
[  513.769920][   T39] Workqueue: writeback wb_workfn (flush-btrfs-1)
[  513.769972][   T39] Call Trace:
[  513.770010][   T39]  <TASK>
[  513.770160][   T39]  __schedule+0x16f9/0x5500
[  513.770302][   T39]  ? __blk_flush_plug+0x416/0x4d0
[  513.770366][   T39]  ? __pfx___schedule+0x10/0x10
[  513.770409][   T39]  ? schedule+0x90/0x360
[  513.770447][   T39]  schedule+0x164/0x360
[  513.770484][   T39]  btrfs_lock_extent_bits+0x59c/0x700
[  513.770520][   T39]  ? __pfx_btrfs_lock_extent_bits+0x10/0x10
[  513.770544][   T39]  ? __pfx_autoremove_wake_function+0x10/0x10
[  513.770580][   T39]  ? wait_subpage_spinlock+0x2c8/0x3a0
[  513.770619][   T39]  btrfs_invalidate_folio+0x440/0xc00
[  513.770664][   T39]  ? __pfx_btrfs_invalidate_folio+0x10/0x10
[  513.770700][   T39]  ? folio_clear_dirty_for_io+0x1d4/0x700
[  513.770726][   T39]  ? folio_clear_dirty_for_io+0x56a/0x700
[  513.770759][   T39]  ? folio_clear_dirty_for_io+0x1d4/0x700
[  513.770783][   T39]  ? folio_invalidate+0x89/0xc0
[  513.770807][   T39]  btrfs_writepages+0x12f3/0x2410
[  513.770872][   T39]  ? __pfx_btrfs_writepages+0x10/0x10
[  513.770960][   T39]  ? __pfx_btrfs_writepages+0x10/0x10
[  513.770996][   T39]  do_writepages+0x32e/0x550
[  513.771023][   T39]  ? rt_mutex_slowunlock+0x4a7/0x8b0
[  513.771054][   T39]  ? reacquire_held_locks+0x104/0x190
[  513.771118][   T39]  ? rt_spin_lock+0x1e0/0x400
[  513.771159][   T39]  __writeback_single_inode+0x133/0x10e0
[  513.771188][   T39]  ? rt_spin_unlock+0x160/0x200
[  513.771223][   T39]  writeback_sb_inodes+0x97f/0x1980
[  513.771277][   T39]  ? __pfx_writeback_sb_inodes+0x10/0x10
[  513.771343][   T39]  ? rcu_is_watching+0x15/0xb0
[  513.771388][   T39]  wb_writeback+0x445/0xb00
[  513.771416][   T39]  ? queue_io+0x251/0x440
[  513.771447][   T39]  ? __pfx_wb_writeback+0x10/0x10
[  513.771488][   T39]  wb_workfn+0x3fd/0xf20
[  513.771518][   T39]  ? look_up_lock_class+0x57/0x110
[  513.771543][   T39]  ? trace_hrtimer_start+0x82/0x200
[  513.771583][   T39]  ? __pfx_wb_workfn+0x10/0x10
[  513.771620][   T39]  ? do_raw_spin_lock+0x12b/0x2f0
[  513.771648][   T39]  ? __pfx_do_raw_spin_lock+0x10/0x10
[  513.771677][   T39]  ? process_one_work+0x8be/0x1630
[  513.771713][   T39]  ? process_one_work+0x8be/0x1630
[  513.771772][   T39]  ? process_one_work+0x8be/0x1630
[  513.771806][   T39]  process_one_work+0x98b/0x1630
[  513.771865][   T39]  ? __pfx_process_one_work+0x10/0x10
[  513.771899][   T39]  ? do_raw_spin_lock+0x12b/0x2f0
[  513.771941][   T39]  worker_thread+0xb49/0x1140
[  513.771974][   T39]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  513.772014][   T39]  kthread+0x388/0x470
[  513.772043][   T39]  ? __pfx_worker_thread+0x10/0x10
[  513.772064][   T39]  ? __pfx_kthread+0x10/0x10
[  513.772092][   T39]  ret_from_fork+0x514/0xb70
[  513.772126][   T39]  ? __pfx_ret_from_fork+0x10/0x10
[  513.772155][   T39]  ? __switch_to+0xc79/0x1410
[  513.772183][   T39]  ? __pfx_kthread+0x10/0x10
[  513.772213][   T39]  ret_from_fork_asm+0x1a/0x30
[  513.772263][   T39]  </TASK>
[  513.772331][   T39] INFO: task syz.0.17:6014 blocked for more than 143 seconds.
[  513.772349][   T39]       Not tainted syzkaller #0
[  513.772360][   T39] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  513.772371][   T39] task:syz.0.17        state:D stack:22904 pid:6014  tgid:6013  ppid:5860   task_flags:0x400140 flags:0x00080002
[  513.772436][   T39] Call Trace:
[  513.772444][   T39]  <TASK>
[  513.772457][   T39]  __schedule+0x16f9/0x5500
[  513.772515][   T39]  ? _raw_spin_unlock_irqrestore+0x4c/0x80
[  513.772541][   T39]  ? rt_spin_lock+0x1e0/0x400
[  513.772576][   T39]  ? __pfx___schedule+0x10/0x10
[  513.772621][   T39]  ? schedule+0x90/0x360
[  513.772657][   T39]  schedule+0x164/0x360
[  513.772695][   T39]  wb_wait_for_completion+0x3e8/0x790
[  513.772744][   T39]  ? __pfx_wb_wait_for_completion+0x10/0x10
[  513.772776][   T39]  ? __pfx_autoremove_wake_function+0x10/0x10
[  513.772818][   T39]  __writeback_inodes_sb_nr+0x24c/0x2d0
[  513.772862][   T39]  ? __pfx___writeback_inodes_sb_nr+0x10/0x10
[  513.772895][   T39]  ? try_to_writeback_inodes_sb+0x22/0xc0
[  513.772937][   T39]  ? seqcount_lockdep_reader_access+0xa9/0x100
2026/05/25 01:08:14 executed programs: 122
[  513.772966][   T39]  ? lockdep_hardirqs_on+0x7a/0x110
[  513.772988][   T39]  ? get_nr_dirty_inodes+0x1c4/0x210
[  513.773027][   T39]  try_to_writeback_inodes_sb+0x9a/0xc0
[  513.773062][   T39]  ? btrfs_commit_transaction+0x17f/0x2fc0
[  513.773093][   T39]  btrfs_commit_transaction+0x813/0x2fc0
[  513.773127][   T39]  ? btrfs_commit_transaction+0x17f/0x2fc0
[  513.773178][   T39]  ? __pfx_btrfs_commit_transaction+0x10/0x10
[  513.773212][   T39]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  513.773237][   T39]  ? lockdep_hardirqs_on+0x7a/0x110
[  513.773259][   T39]  ? _raw_spin_unlock_irqrestore+0x4c/0x80
[  513.773284][   T39]  ? rt_mutex_slowunlock+0x4a7/0x8b0
[  513.773318][   T39]  ? __pfx_rt_mutex_slowunlock+0x10/0x10
[  513.773349][   T39]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  513.773373][   T39]  ? lockdep_hardirqs_on+0x7a/0x110
[  513.773397][   T39]  ? _raw_spin_unlock_irqrestore+0x4c/0x80
[  513.773424][   T39]  btrfs_sync_file+0xdf4/0x1230
[  513.773469][   T39]  ? __pfx_btrfs_sync_file+0x10/0x10
[  513.773512][   T39]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  513.773542][   T39]  ? reacquire_held_locks+0x104/0x190
[  513.773575][   T39]  ? rt_spin_lock+0x1e0/0x400
[  513.773618][   T39]  ? vfs_fsync_range+0x143/0x150
[  513.773654][   T39]  btrfs_do_write_iter+0x6a9/0x840
[  513.773689][   T39]  ? vfs_write+0x22d/0xba0
[  513.773726][   T39]  ? __pfx_btrfs_do_write_iter+0x10/0x10
[  513.773783][   T39]  vfs_write+0x629/0xba0
[  513.773822][   T39]  ? __pfx_vfs_write+0x10/0x10
[  513.773854][   T39]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  513.773878][   T39]  ? lockdep_hardirqs_on+0x7a/0x110
[  513.773903][   T39]  ? mutex_lock_nested+0x152/0x1d0
[  513.773933][   T39]  ? fdget_pos+0x252/0x320
[  513.773967][   T39]  ksys_write+0x156/0x270
[  513.774000][   T39]  ? __pfx_ksys_write+0x10/0x10
[  513.774039][   T39]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  513.774066][   T39]  do_syscall_64+0x15f/0x560
[  513.774089][   T39]  ? trace_irq_disable+0x3b/0x140
[  513.774116][   T39]  ? clear_bhb_loop+0x40/0x90
[  513.774145][   T39]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  513.774145][   T39]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  513.774170][   T39] RIP: 0033:0x7f74eb26ce59
[  513.774199][   T39] RSP: 002b:00007f74ea8c6028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  513.774266][   T39] RAX: ffffffffffffffda RBX: 00007f74eb4e5fa0 RCX: 00007f74eb26ce59
[  513.774284][   T39] RDX: 000000000000029f RSI: 0000200000000200 RDI: 0000000000000004
[  513.774299][   T39] RBP: 00007f74eb302d6f R08: 0000000000000000 R09: 0000000000000000
[  513.774314][   T39] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  513.774328][   T39] R13: 00007f74eb4e6038 R14: 00007f74eb4e5fa0 R15: 00007fff73529d88
[  513.774366][   T39]  </TASK>
[  513.774376][   T39] INFO: task syz.0.17:6032 blocked for more than 143 seconds.
[  513.774394][   T39]       Not tainted syzkaller #0
[  513.774405][   T39] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  513.774416][   T39] task:syz.0.17        state:D stack:20832 pid:6032  tgid:6013  ppid:5860   task_flags:0x400140 flags:0x00080002
[  513.774477][   T39] Call Trace:
[  513.774485][   T39]  <TASK>
[  513.774499][   T39]  __schedule+0x16f9/0x5500
[  513.774555][   T39]  ? _raw_spin_unlock_irqrestore+0x4c/0x80
[  513.774583][   T39]  ? rt_spin_lock+0x1e0/0x400
[  513.774618][   T39]  ? __pfx___schedule+0x10/0x10
[  513.774663][   T39]  ? schedule+0x90/0x360
[  513.774702][   T39]  schedule+0x164/0x360
[  513.774746][   T39]  wait_current_trans+0x39f/0x590
[  513.774785][   T39]  ? __pfx_wait_current_trans+0x10/0x10
[  513.774814][   T39]  ? btrfs_clone+0x1316/0x2540
[  513.774837][   T39]  ? __pfx_autoremove_wake_function+0x10/0x10
[  513.774881][   T39]  start_transaction+0xbd8/0x1820
[  513.774912][   T39]  ? start_transaction+0x800/0x1820
[  513.774955][   T39]  btrfs_clone+0x1316/0x2540
[  513.775018][   T39]  ? __pfx_btrfs_clone+0x10/0x10
[  513.775039][   T39]  ? btrfs_free_extent_state+0x11b/0x2e0
[  513.775076][   T39]  ? set_extent_bit+0x1385/0x1cc0
[  513.775117][   T39]  ? _raw_spin_unlock_irqrestore+0x4c/0x80
[  513.775149][   T39]  ? btrfs_lock_extent_bits+0xd4/0x700
[  513.775184][   T39]  ? __pfx_btrfs_lock_extent_bits+0x10/0x10
[  513.775208][   T39]  ? btrfs_lookup_first_ordered_extent+0x47d/0x620
[  513.775249][   T39]  ? btrfs_wait_ordered_range+0x23f/0x260
[  513.775286][   T39]  btrfs_clone_files+0x271/0x3f0
[  513.775317][   T39]  ? __pfx_btrfs_clone_files+0x10/0x10
[  513.775345][   T39]  ? generic_remap_file_range_prep+0x3e/0x60
[  513.775385][   T39]  btrfs_remap_file_range+0x76b/0x1320
[  513.775429][   T39]  ? __pfx_btrfs_remap_file_range+0x10/0x10
[  513.775469][   T39]  ? do_vfs_ioctl+0xe15/0x1540
[  513.775527][   T39]  vfs_clone_file_range+0x435/0x7b0
[  513.775575][   T39]  do_vfs_ioctl+0xe15/0x1540
[  513.775611][   T39]  ? __pfx_do_vfs_ioctl+0x10/0x10
[  513.775646][   T39]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  513.775678][   T39]  ? rt_spin_lock+0x1e0/0x400
[  513.775730][   T39]  ? __fget_files+0x2a/0x420
[  513.775766][   T39]  ? __fget_files+0x2a/0x420
[  513.775790][   T39]  ? __fget_files+0x3a6/0x420
[  513.775814][   T39]  ? __fget_files+0x2a/0x420
[  513.775842][   T39]  ? bpf_lsm_file_ioctl+0x9/0x20
[  513.775880][   T39]  __se_sys_ioctl+0x82/0x170
[  513.775912][   T39]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  513.775938][   T39]  do_syscall_64+0x15f/0x560
[  513.775961][   T39]  ? trace_irq_disable+0x3b/0x140
[  513.775987][   T39]  ? clear_bhb_loop+0x40/0x90
[  513.776017][   T39]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  513.776040][   T39] RIP: 0033:0x7f74eb26ce59
[  513.776061][   T39] RSP: 002b:00007f74ea8a5028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  513.776084][   T39] RAX: ffffffffffffffda RBX: 00007f74eb4e6090 RCX: 00007f74eb26ce59
[  513.776102][   T39] RDX: 00002000000000c0 RSI: 000000004020940d RDI: 0000000000000004
[  513.776118][   T39] RBP: 00007f74eb302d6f R08: 0000000000000000 R09: 0000000000000000
[  513.776132][   T39] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  513.776146][   T39] R13: 00007f74eb4e6128 R14: 00007f74eb4e6090 R15: 00007fff73529d88
[  513.776182][   T39]  </TASK>
[  513.776234][   T39] 
[  513.776234][   T39] Showing all locks held in the system:
[  513.776247][   T39] 4 locks held by pr/legacy/17:
[  513.776302][   T39]  #0: ffffffff8dfbce40 (console_lock){+.+.}-{0:0}, at: legacy_kthread_func+0x1a3/0x250
[  513.776452][   T39]  #1: ffffffff8dea4738 (console_srcu){....}-{0:0}, at: console_flush_one_record+0xfa/0xb90
[  513.776510][   T39]  #2: ffffffff99ba1f78 (&port_lock_key){+.+.}-{3:3}, at: serial8250_console_write+0x179/0x1b90
[  513.776568][   T39]  #3: ffffffff8dfcabc0 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e0/0x400
[  513.776632][   T39] 1 lock held by khungtaskd/39:
[  513.776645][   T39]  #0: ffffffff8dfcabc0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[  513.776724][   T39] 2 locks held by kworker/u8:13/1319:
[  513.776747][   T39]  #0: ffff88801eefd138 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x897/0x1630
[  513.776815][   T39]  #1: ffffc900067f7c40 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x8be/0x1630
[  513.776899][   T39] 1 lock held by klogd/4970:
[  513.776911][   T39]  #0: ffff8880b8641c78 (_T->lock){....}-{2:2}, at: sock_def_readable+0xae/0x550
[  513.776975][   T39] 2 locks held by getty/5366:
[  513.776988][   T39]  #0: ffff88803614c0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[  513.777054][   T39]  #1: ffffc90003cd32e0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x462/0x13a0
[  513.777117][   T39] 2 locks held by kworker/u8:2/5720:
[  513.777130][   T39]  #0: ffff88801eefd138 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x897/0x1630
[  513.777196][   T39]  #1: ffffc90004fdfc40 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x8be/0x1630
[  513.777266][   T39] 6 locks held by syz.0.17/6014:
[  513.777278][   T39]  #0: ffff888036bacd28 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x252/0x320
[  513.777334][   T39]  #1: ffff888025dac480 (sb_writers#12){.+.+}-{0:0}, at: vfs_write+0x22d/0xba0
[  513.777434][   T39]  #2: ffff888025dac770 (sb_internal#2){.+.+}-{0:0}, at: btrfs_sync_file+0xcae/0x1230
[  513.777505][   T39]  #3: ffff888037ea3110 (btrfs_trans_num_writers){++++}-{0:0}, at: join_transaction+0x612/0xd50
[  513.777570][   T39]  #4: ffff888037ea3138 (btrfs_trans_num_extwriters){++++}-{0:0}, at: join_transaction+0x612/0xd50
[  513.777634][   T39]  #5: ffff888025dac0d0 (&type->s_umount_key#55){++++}-{4:4}, at: try_to_writeback_inodes_sb+0x22/0xc0
[  514.278141][   T39] 4 locks held by syz.0.17/6032:
[  514.278158][   T39]  #0: ffff888025dac480 (sb_writers#12){.+.+}-{0:0}, at: do_vfs_ioctl+0xe15/0x1540
[  514.278227][   T39]  #1: ffff88803fc9ec78 (&sb->s_type->i_mutex_key#24){+.+.}-{4:4}, at: btrfs_inode_lock+0x51/0xe0
[  514.278307][   T39]  #2: ffff88803fc9ead8 (&ei->i_mmap_lock){+.+.}-{4:4}, at: btrfs_inode_lock+0xcb/0xe0
[  514.278363][   T39]  #3: ffff888025dac770 (sb_internal#2){.+.+}-{0:0}, at: btrfs_clone+0x1316/0x2540
[  514.278424][   T39] 1 lock held by btrfs-transacti/6029:
[  514.278438][   T39]  #0: ffff888037ea0d98 (&fs_info->transaction_kthread_mutex){+.+.}-{4:4}, at: transaction_kthread+0xe6/0x450
[  514.278494][   T39] 1 lock held by udevd/6072:
[  514.278506][   T39]  #0: ffff888021b4ba30 (&mm->mmap_lock){++++}-{4:4}, at: do_mprotect_pkey+0x25b/0xd20
[  514.278573][   T39] 6 locks held by syz.1.107/7548:
[  514.278587][   T39]  #0: ffff88803bf1a128 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x252/0x320
[  514.278636][   T39]  #1: ffff888037a50480 (sb_writers#12){.+.+}-{0:0}, at: vfs_write+0x22d/0xba0
[  514.278701][   T39]  #2: ffff888037a50770 (sb_internal#2){.+.+}-{0:0}, at: btrfs_sync_file+0xcae/0x1230
[  514.278767][   T39]  #3: ffff88803b9c7110 (btrfs_trans_num_writers){++++}-{0:0}, at: join_transaction+0x612/0xd50
[  514.278831][   T39]  #4: ffff88803b9c7138 (btrfs_trans_num_extwriters){++++}-{0:0}, at: join_transaction+0x612/0xd50
[  514.278893][   T39]  #5: ffff888037a500d0 (&type->s_umount_key#55){++++}-{4:4}, at: try_to_writeback_inodes_sb+0x22/0xc0
[  514.278963][   T39] 4 locks held by syz.1.107/7565:
[  514.278976][   T39]  #0: ffff888037a50480 (sb_writers#12){.+.+}-{0:0}, at: do_vfs_ioctl+0xe15/0x1540
[  514.279056][   T39]  #1: ffff88804428ec78 (&sb->s_type->i_mutex_key#24){+.+.}-{4:4}, at: btrfs_inode_lock+0x51/0xe0
[  514.279127][   T39]  #2: ffff88804428ead8 (&ei->i_mmap_lock){+.+.}-{4:4}, at: btrfs_inode_lock+0xcb/0xe0
[  514.279185][   T39]  #3: ffff888037a50770 (sb_internal#2){.+.+}-{0:0}, at: btrfs_clone+0x1316/0x2540
[  514.279263][   T39] 1 lock held by btrfs-transacti/7562:
[  514.279284][   T39]  #0: ffff88803b9c4d98 (&fs_info->transaction_kthread_mutex){+.+.}-{4:4}, at: transaction_kthread+0xe6/0x450
[  514.295416][   T39] 
[  514.295428][   T39] =============================================
[  514.295428][   T39] 
[  514.295459][   T39] NMI backtrace for cpu 1
[  514.295487][   T39] CPU: 1 UID: 0 PID: 39 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
[  514.295521][   T39] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[  514.295543][   T39] Call Trace:
[  514.295558][   T39]  <TASK>
[  514.295567][   T39]  dump_stack_lvl+0xe8/0x150
[  514.295601][   T39]  nmi_cpu_backtrace+0x274/0x2d0
[  514.295632][   T39]  ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[  514.295662][   T39]  nmi_trigger_cpumask_backtrace+0x17a/0x380
[  514.295694][   T39]  sys_info+0x135/0x170
[  514.295720][   T39]  watchdog+0xfd3/0x1030
[  514.295752][   T39]  ? watchdog+0x1c9/0x1030
[  514.295777][   T39]  kthread+0x388/0x470
[  514.295805][   T39]  ? __pfx_watchdog+0x10/0x10
[  514.295827][   T39]  ? __pfx_kthread+0x10/0x10
[  514.295857][   T39]  ret_from_fork+0x514/0xb70
[  514.295888][   T39]  ? __pfx_ret_from_fork+0x10/0x10
[  514.295916][   T39]  ? __switch_to+0xc79/0x1410
[  514.295941][   T39]  ? __pfx_kthread+0x10/0x10
[  514.295969][   T39]  ret_from_fork_asm+0x1a/0x30
[  514.296017][   T39]  </TASK>
[  514.296026][   T39] Sending NMI from CPU 1 to CPUs 0:
[  514.296062][    C0] NMI backtrace for cpu 0
[  514.296076][    C0] CPU: 0 UID: 0 PID: 4970 Comm: klogd Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
[  514.296097][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[  514.296109][    C0] RIP: 0010:vsnprintf+0x1c4/0xef0
[  514.296136][    C0] Code: 69 06 00 00 e8 1d a7 9c f6 48 8b 44 24 20 42 80 3c 30 00 48 8b 2c 24 74 0a 48 8b 7c 24 18 e8 f3 2a 07 f7 4c 8b 6d 10 49 01 dd <48> 8b 44 24 10 42 0f b6 04 30 84 c0 0f 85 76 0b 00 00 83 c3 08 89
[  514.296153][    C0] RSP: 0018:ffffc9000158f7e8 EFLAGS: 00000282
[  514.296170][    C0] RAX: 1ffff920002b1f1e RBX: 0000000000000018 RCX: ffff888037570000
[  514.296184][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[  514.296195][    C0] RBP: ffffc9000158f8e0 R08: 0000000000000000 R09: 0000000000000000
[  514.296207][    C0] R10: 0000000000000100 R11: 0000000000000007 R12: ffffc9000158faca
[  514.296219][    C0] R13: ffffc9000158f8a8 R14: dffffc0000000000 R15: ffffffff8b4da34b
[  514.296234][    C0] FS:  00007f74b0cbfc80(0000) GS:ffff888125eec000(0000) knlGS:0000000000000000
[  514.296249][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  514.296262][    C0] CR2: 000055556ba7ca48 CR3: 00000000371bc000 CR4: 00000000003526f0
[  514.296279][    C0] Call Trace:
[  514.296286][    C0]  <TASK>
[  514.296301][    C0]  sprintf+0xe7/0x140
[  514.296326][    C0]  ? __lock_acquire+0x6b5/0x2d10
[  514.296353][    C0]  ? __pfx_sprintf+0x10/0x10
[  514.296380][    C0]  ? desc_read+0x179/0x410
[  514.296410][    C0]  info_print_prefix+0x16b/0x360
[  514.296433][    C0]  ? __pfx_info_print_prefix+0x10/0x10
[  514.296454][    C0]  ? _prb_read_valid+0xa95/0xab0
[  514.296486][    C0]  record_print_text+0x176/0x450
[  514.296508][    C0]  ? __pfx__prb_read_valid+0x10/0x10
[  514.296535][    C0]  ? __pfx_record_print_text+0x10/0x10
[  514.296556][    C0]  ? lockdep_hardirqs_on+0x7a/0x110
[  514.296574][    C0]  ? _raw_spin_unlock_irqrestore+0x4c/0x80
[  514.296597][    C0]  syslog_print+0x3b0/0x610
[  514.296626][    C0]  ? __pfx_syslog_print+0x10/0x10
[  514.296657][    C0]  ? aa_sock_msg_perm+0x107/0x200
[  514.296682][    C0]  ? apparmor_capable+0x126/0x170
[  514.296707][    C0]  ? bpf_lsm_capable+0x9/0x20
[  514.296725][    C0]  ? security_capable+0x7e/0x2c0
[  514.296746][    C0]  do_syslog+0x583/0x7d0
[  514.296780][    C0]  ? __pfx_do_syslog+0x10/0x10
[  514.296817][    C0]  ? rcu_is_watching+0x15/0xb0
[  514.296849][    C0]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  514.296870][    C0]  __x64_sys_syslog+0x7c/0x90
[  514.296897][    C0]  do_syscall_64+0x15f/0x560
[  514.296917][    C0]  ? clear_bhb_loop+0x40/0x90
[  514.296938][    C0]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  514.296956][    C0] RIP: 0033:0x7f74b0e89a37
[  514.296973][    C0] Code: 73 01 c3 48 8b 0d c1 f3 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 67 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 91 f3 0c 00 f7 d8 64 89 01 48
[  514.296988][    C0] RSP: 002b:00007ffe116e1b48 EFLAGS: 00000206 ORIG_RAX: 0000000000000067
[  514.297009][    C0] RAX: ffffffffffffffda RBX: 00007f74b1029490 RCX: 00007f74b0e89a37
[  514.297022][    C0] RDX: 00000000000003ff RSI: 00007f74b1029490 RDI: 0000000000000002
[  514.297034][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[  514.297044][    C0] R10: 0000000000004000 R11: 0000000000000206 R12: 00007f74b1029490
[  514.297057][    C0] R13: 00007f74b1006dfe R14: 00007f74b1029870 R15: 00007f74b1029870
[  514.297080][    C0]  </TASK>
[  514.463865][   T39] Kernel panic - not syncing: hung_task: blocked tasks
[  514.463893][   T39] CPU: 1 UID: 0 PID: 39 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
[  514.463920][   T39] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[  514.463934][   T39] Call Trace:
[  514.463943][   T39]  <TASK>
[  514.463952][   T39]  vpanic+0x56c/0xa60
[  514.463988][   T39]  ? __pfx___schedule+0x10/0x10
[  514.464022][   T39]  ? __pfx_vpanic+0x10/0x10
[  514.464060][   T39]  panic+0xc5/0xd0
[  514.464087][   T39]  ? __pfx_panic+0x10/0x10
[  514.464118][   T39]  ? preempt_schedule_thunk+0x16/0x40
[  514.464146][   T39]  ? nmi_trigger_cpumask_backtrace+0x319/0x380
[  514.464182][   T39]  watchdog+0x102c/0x1030
[  514.464216][   T39]  ? watchdog+0x1c9/0x1030
[  514.464244][   T39]  kthread+0x388/0x470
[  514.464279][   T39]  ? __pfx_watchdog+0x10/0x10
[  514.464302][   T39]  ? __pfx_kthread+0x10/0x10
[  514.464330][   T39]  ret_from_fork+0x514/0xb70
[  514.464362][   T39]  ? __pfx_ret_from_fork+0x10/0x10
[  514.464391][   T39]  ? __switch_to+0xc79/0x1410
[  514.464421][   T39]  ? __pfx_kthread+0x10/0x10
[  514.464449][   T39]  ret_from_fork_asm+0x1a/0x30
[  514.464494][   T39]  </TASK>
[  514.465153][   T39] Kernel Offset: disabled