m [ 213.270000][ T7704] BTRFS info (device loop1): checking UUID tree [ 213.287858][ T7704] BTRFS info (device loop1): setting nodatasum [ 213.287876][ T7704] BTRFS info (device loop1): setting nodatacow [ 213.287889][ T7704] BTRFS info (device loop1): enabling ssd optimizations [ 213.287902][ T7704] BTRFS info (device loop1): turning on flush-on-commit [ 213.287915][ T7704] BTRFS info (device loop1): turning on async discard [ 213.287927][ T7704] BTRFS info (device loop1): enabling free space tree [ 213.287941][ T7704] BTRFS info (device loop1): trying to use backup root at mount time [ 213.287955][ T7704] BTRFS info (device loop1): max_inline set to 0 [ 213.506840][ T3406] BTRFS warning (device loop3): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 213.511488][ T7706] BTRFS error (device loop3): failed to load root extent [ 213.511526][ T7706] BTRFS warning (device loop3): try to load backup roots slot 1 [ 213.517210][ T13] BTRFS warning (device loop3): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 213.517347][ T7706] BTRFS warning (device loop3): couldn't read tree root [ 213.517363][ T7706] BTRFS warning (device loop3): try to load backup roots slot 2 [ 213.523055][ T56] BTRFS error (device loop3): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 213.602042][ T7706] BTRFS warning (device loop3): couldn't read tree root [ 213.602062][ T7706] BTRFS warning (device loop3): try to load backup roots slot 3 [ 213.784139][ T7706] BTRFS info (device loop3): checking UUID tree [ 213.786229][ T7706] BTRFS info (device loop3): setting nodatasum [ 213.786247][ T7706] BTRFS info (device loop3): setting nodatacow [ 213.786260][ T7706] BTRFS info (device loop3): enabling ssd optimizations [ 213.786273][ T7706] BTRFS info (device loop3): turning on flush-on-commit [ 213.786286][ T7706] BTRFS info (device loop3): turning on async discard [ 213.786299][ T7706] BTRFS info (device loop3): enabling free space tree [ 213.786312][ T7706] BTRFS info (device loop3): trying to use backup root at mount time [ 213.786326][ T7706] BTRFS info (device loop3): max_inline set to 0 [ 213.909938][ T5744] BTRFS info (device loop1): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 214.486619][ T7713] loop2: detected capacity change from 0 to 32768 [ 214.510967][ T7713] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.122 (7713) [ 214.593493][ T7709] loop0: detected capacity change from 0 to 32768 [ 214.625382][ T7713] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 214.625409][ T7713] BTRFS info (device loop2): using crc32c checksum algorithm [ 214.645330][ T7709] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 19733a77-df95-4031-8b8f-7fe91efb1e7a [ 214.645383][ T7709] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.123 (7709) [ 214.757137][ T7709] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 214.757162][ T7709] BTRFS info (device loop0): using crc32c checksum algorithm [ 214.770096][ T3085] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 214.865424][ T7713] BTRFS error (device loop2): failed to load root extent [ 214.865462][ T7713] BTRFS warning (device loop2): try to load backup roots slot 1 [ 214.865760][ T56] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 214.869841][ T7713] BTRFS warning (device loop2): couldn't read tree root [ 214.869860][ T7713] BTRFS warning (device loop2): try to load backup roots slot 2 [ 214.870218][ T56] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 214.871035][ T7713] BTRFS warning (device loop2): couldn't read tree root [ 214.871054][ T7713] BTRFS warning (device loop2): try to load backup roots slot 3 [ 215.024302][ T7713] BTRFS info (device loop2): checking UUID tree [ 215.041730][ T7713] BTRFS info (device loop2): setting nodatasum [ 215.041748][ T7713] BTRFS info (device loop2): setting nodatacow [ 215.041761][ T7713] BTRFS info (device loop2): enabling ssd optimizations [ 215.041774][ T7713] BTRFS info (device loop2): turning on flush-on-commit [ 215.041787][ T7713] BTRFS info (device loop2): turning on async discard [ 215.041800][ T7713] BTRFS info (device loop2): enabling free space tree [ 215.041813][ T7713] BTRFS info (device loop2): trying to use backup root at mount time [ 215.041827][ T7713] BTRFS info (device loop2): max_inline set to 0 [ 215.119764][ T5751] BTRFS info (device loop3): last unmount of filesystem cac726bc-bae7-473f-8322-27cad77b9dbe [ 215.120863][ T56] BTRFS warning (device loop0): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 215.151102][ T7709] BTRFS error (device loop0): failed to load root extent [ 215.151138][ T7709] BTRFS warning (device loop0): try to load backup roots slot 1 [ 215.151475][ T823] BTRFS warning (device loop0): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 215.151594][ T7709] BTRFS warning (device loop0): couldn't read tree root [ 215.151609][ T7709] BTRFS warning (device loop0): try to load backup roots slot 2 [ 215.151963][ T823] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 215.152086][ T7709] BTRFS warning (device loop0): couldn't read tree root [ 215.152101][ T7709] BTRFS warning (device loop0): try to load backup roots slot 3 [ 215.286775][ T7709] BTRFS info (device loop0): checking UUID tree [ 215.288966][ T7709] BTRFS info (device loop0): setting nodatasum [ 215.288984][ T7709] BTRFS info (device loop0): setting nodatacow [ 215.288997][ T7709] BTRFS info (device loop0): enabling ssd optimizations [ 215.289010][ T7709] BTRFS info (device loop0): turning on flush-on-commit [ 215.289023][ T7709] BTRFS info (device loop0): turning on async discard [ 215.289096][ T7709] BTRFS info (device loop0): enabling free space tree [ 215.289110][ T7709] BTRFS info (device loop0): trying to use backup root at mount time [ 215.289124][ T7709] BTRFS info (device loop0): max_inline set to 0 [ 215.582993][ T7747] loop4: detected capacity change from 0 to 32768 [ 215.642273][ T7747] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 401aa501-005c-4425-83dd-db6e9998f877 [ 215.642332][ T7747] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.125 (7747) [ 215.724840][ T7747] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 215.724867][ T7747] BTRFS info (device loop4): using crc32c checksum algorithm 2026/07/26 00:14:58 executed programs: 121 [ 215.804425][ T7750] loop1: detected capacity change from 0 to 32768 [ 215.828826][ T7750] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 9ff08246-965e-4a56-bdeb-51039a4a249a [ 215.828885][ T7750] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.124 (7750) [ 215.858562][ T7750] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 215.858586][ T7750] BTRFS info (device loop1): using crc32c checksum algorithm [ 215.906698][ T5739] BTRFS info (device loop0): last unmount of filesystem 19733a77-df95-4031-8b8f-7fe91efb1e7a [ 215.952772][ T12] BTRFS warning (device loop4): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 215.952920][ T7747] BTRFS error (device loop4): failed to load root extent [ 215.952953][ T7747] BTRFS warning (device loop4): try to load backup roots slot 1 [ 215.953582][ T12] BTRFS warning (device loop4): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 215.953706][ T7747] BTRFS warning (device loop4): couldn't read tree root [ 215.953722][ T7747] BTRFS warning (device loop4): try to load backup roots slot 2 [ 215.955993][ T13] BTRFS error (device loop4): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 215.962801][ T7747] BTRFS warning (device loop4): couldn't read tree root [ 215.962819][ T7747] BTRFS warning (device loop4): try to load backup roots slot 3 [ 216.084903][ T7747] BTRFS info (device loop4): checking UUID tree [ 216.090217][ T7747] BTRFS info (device loop4): setting nodatasum [ 216.090235][ T7747] BTRFS info (device loop4): setting nodatacow [ 216.090249][ T7747] BTRFS info (device loop4): enabling ssd optimizations [ 216.090263][ T7747] BTRFS info (device loop4): turning on flush-on-commit [ 216.090275][ T7747] BTRFS info (device loop4): turning on async discard [ 216.090288][ T7747] BTRFS info (device loop4): enabling free space tree [ 216.090302][ T7747] BTRFS info (device loop4): trying to use backup root at mount time [ 216.090316][ T7747] BTRFS info (device loop4): max_inline set to 0 [ 216.155791][ T7750] BTRFS error (device loop1): failed to load root extent [ 216.155828][ T7750] BTRFS warning (device loop1): try to load backup roots slot 1 [ 216.156163][ T7750] BTRFS warning (device loop1): couldn't read tree root [ 216.156179][ T7750] BTRFS warning (device loop1): try to load backup roots slot 2 [ 216.156507][ T4042] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 216.156615][ T7750] BTRFS warning (device loop1): couldn't read tree root [ 216.156629][ T7750] BTRFS warning (device loop1): try to load backup roots slot 3 [ 216.220074][ T5743] BTRFS info (device loop2): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 216.266937][ T7750] BTRFS info (device loop1): checking UUID tree [ 216.283981][ T7750] BTRFS info (device loop1): setting nodatasum [ 216.283999][ T7750] BTRFS info (device loop1): setting nodatacow [ 216.284012][ T7750] BTRFS info (device loop1): enabling ssd optimizations [ 216.284025][ T7750] BTRFS info (device loop1): turning on flush-on-commit [ 216.284038][ T7750] BTRFS info (device loop1): turning on async discard [ 216.284050][ T7750] BTRFS info (device loop1): enabling free space tree [ 216.284063][ T7750] BTRFS info (device loop1): trying to use backup root at mount time [ 216.284077][ T7750] BTRFS info (device loop1): max_inline set to 0 [ 216.721731][ T5759] BTRFS info (device loop4): last unmount of filesystem 401aa501-005c-4425-83dd-db6e9998f877 [ 216.791704][ T5744] BTRFS info (device loop1): last unmount of filesystem 9ff08246-965e-4a56-bdeb-51039a4a249a [ 217.557382][ T7782] loop3: detected capacity change from 0 to 32768 [ 217.623072][ T7782] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.126 (7782) [ 217.663735][ T7782] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 217.663761][ T7782] BTRFS info (device loop3): using crc32c checksum algorithm [ 217.902870][ T7782] BTRFS error (device loop3): failed to load root extent [ 217.902911][ T7782] BTRFS warning (device loop3): try to load backup roots slot 1 [ 217.927182][ T7782] BTRFS warning (device loop3): couldn't read tree root [ 217.927220][ T7782] BTRFS warning (device loop3): try to load backup roots slot 2 [ 217.927473][ T12] BTRFS error (device loop3): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 217.927592][ T7782] BTRFS warning (device loop3): couldn't read tree root [ 217.927605][ T7782] BTRFS warning (device loop3): try to load backup roots slot 3 [ 218.008985][ T7782] BTRFS info (device loop3): checking UUID tree [ 218.020237][ T7782] BTRFS info (device loop3): setting nodatasum [ 218.020254][ T7782] BTRFS info (device loop3): setting nodatacow [ 218.020267][ T7782] BTRFS info (device loop3): enabling ssd optimizations [ 218.020281][ T7782] BTRFS info (device loop3): turning on flush-on-commit [ 218.020294][ T7782] BTRFS info (device loop3): turning on async discard [ 218.020306][ T7782] BTRFS info (device loop3): enabling free space tree [ 218.020320][ T7782] BTRFS info (device loop3): trying to use backup root at mount time [ 218.020334][ T7782] BTRFS info (device loop3): max_inline set to 0 [ 218.272028][ T7818] loop0: detected capacity change from 0 to 32768 [ 218.290511][ T7818] BTRFS info: device /dev/loop0 (7:0) using temp-fsid c62b0264-1299-4cf1-8175-176f5f6f6913 [ 218.290572][ T7818] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.127 (7818) [ 218.387580][ T7818] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 218.387606][ T7818] BTRFS info (device loop0): using crc32c checksum algorithm [ 218.462936][ T3406] btrfs_validate_extent_buffer: 4 callbacks suppressed [ 218.462951][ T3406] BTRFS warning (device loop0): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 218.463071][ T7818] BTRFS error (device loop0): failed to load root extent [ 218.463105][ T7818] BTRFS warning (device loop0): try to load backup roots slot 1 [ 218.481214][ T1893] BTRFS warning (device loop0): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 218.490069][ T7818] BTRFS warning (device loop0): couldn't read tree root [ 218.490089][ T7818] BTRFS warning (device loop0): try to load backup roots slot 2 [ 218.498864][ T1893] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 218.498989][ T7818] BTRFS warning (device loop0): couldn't read tree root [ 218.499004][ T7818] BTRFS warning (device loop0): try to load backup roots slot 3 [ 218.649582][ T7818] BTRFS info (device loop0): checking UUID tree [ 218.664039][ T7818] BTRFS info (device loop0): setting nodatasum [ 218.664057][ T7818] BTRFS info (device loop0): setting nodatacow [ 218.664070][ T7818] BTRFS info (device loop0): enabling ssd optimizations [ 218.664084][ T7818] BTRFS info (device loop0): turning on flush-on-commit [ 218.664097][ T7818] BTRFS info (device loop0): turning on async discard [ 218.664109][ T7818] BTRFS info (device loop0): enabling free space tree [ 218.664123][ T7818] BTRFS info (device loop0): trying to use backup root at mount time [ 218.664137][ T7818] BTRFS info (device loop0): max_inline set to 0 [ 218.774617][ T7823] loop1: detected capacity change from 0 to 32768 [ 218.819369][ T7823] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 5fc2b633-78e9-4f31-8483-ac1955f5586a [ 218.819425][ T7823] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.130 (7823) [ 218.919315][ T7819] loop2: detected capacity change from 0 to 32768 [ 218.928786][ T7823] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 218.928812][ T7823] BTRFS info (device loop1): using crc32c checksum algorithm [ 218.942736][ T7819] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 3f8533f8-5d89-4b72-b46c-4e545d423de9 [ 218.942800][ T7819] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.128 (7819) [ 219.002045][ T7822] loop4: detected capacity change from 0 to 32768 [ 219.019750][ T7819] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 219.019774][ T7819] BTRFS info (device loop2): using crc32c checksum algorithm [ 219.037052][ T7822] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 9049f358-ad2c-4380-8da4-54df5bdd4ddb [ 219.037104][ T7822] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.129 (7822) [ 219.090650][ T7822] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 219.090674][ T7822] BTRFS info (device loop4): using crc32c checksum algorithm [ 219.289766][ T3406] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 219.291485][ T7823] BTRFS error (device loop1): failed to load root extent [ 219.291524][ T7823] BTRFS warning (device loop1): try to load backup roots slot 1 [ 219.295524][ T1893] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 219.295616][ T7823] BTRFS warning (device loop1): couldn't read tree root [ 219.295633][ T7823] BTRFS warning (device loop1): try to load backup roots slot 2 [ 219.334403][ T1893] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 219.335217][ T7823] BTRFS warning (device loop1): couldn't read tree root [ 219.335235][ T7823] BTRFS warning (device loop1): try to load backup roots slot 3 [ 219.339440][ T56] BTRFS warning (device loop4): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 219.339638][ T7822] BTRFS error (device loop4): failed to load root extent [ 219.339671][ T7822] BTRFS warning (device loop4): try to load backup roots slot 1 [ 219.340255][ T56] BTRFS warning (device loop4): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 219.340421][ T7822] BTRFS warning (device loop4): couldn't read tree root [ 219.340436][ T7822] BTRFS warning (device loop4): try to load backup roots slot 2 [ 219.340986][ T56] BTRFS error (device loop4): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 219.342921][ T7822] BTRFS warning (device loop4): couldn't read tree root [ 219.342939][ T7822] BTRFS warning (device loop4): try to load backup roots slot 3 [ 219.398588][ T56] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 219.418796][ T7819] BTRFS error (device loop2): failed to load root extent [ 219.418831][ T7819] BTRFS warning (device loop2): try to load backup roots slot 1 [ 219.419264][ T56] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 219.419885][ T7819] BTRFS warning (device loop2): couldn't read tree root [ 219.419902][ T7819] BTRFS warning (device loop2): try to load backup roots slot 2 [ 219.420326][ T56] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 219.421058][ T7819] BTRFS warning (device loop2): couldn't read tree root [ 219.421073][ T7819] BTRFS warning (device loop2): try to load backup roots slot 3 [ 219.469790][ T7823] BTRFS info (device loop1): checking UUID tree [ 219.476170][ T7823] BTRFS info (device loop1): setting nodatasum [ 219.476188][ T7823] BTRFS info (device loop1): setting nodatacow [ 219.476200][ T7823] BTRFS info (device loop1): enabling ssd optimizations [ 219.476214][ T7823] BTRFS info (device loop1): turning on flush-on-commit [ 219.476227][ T7823] BTRFS info (device loop1): turning on async discard [ 219.476239][ T7823] BTRFS info (device loop1): enabling free space tree [ 219.476253][ T7823] BTRFS info (device loop1): trying to use backup root at mount time [ 219.476267][ T7823] BTRFS info (device loop1): max_inline set to 0 [ 219.477324][ T7822] BTRFS info (device loop4): checking UUID tree [ 219.488310][ T7822] BTRFS info (device loop4): setting nodatasum [ 219.488328][ T7822] BTRFS info (device loop4): setting nodatacow [ 219.488340][ T7822] BTRFS info (device loop4): enabling ssd optimizations [ 219.488353][ T7822] BTRFS info (device loop4): turning on flush-on-commit [ 219.488366][ T7822] BTRFS info (device loop4): turning on async discard [ 219.488378][ T7822] BTRFS info (device loop4): enabling free space tree [ 219.488390][ T7822] BTRFS info (device loop4): trying to use backup root at mount time [ 219.488404][ T7822] BTRFS info (device loop4): max_inline set to 0 [ 219.545051][ T7819] BTRFS info (device loop2): checking UUID tree [ 219.545565][ T7819] BTRFS info (device loop2): setting nodatasum [ 219.545581][ T7819] BTRFS info (device loop2): setting nodatacow [ 219.545594][ T7819] BTRFS info (device loop2): enabling ssd optimizations [ 219.545608][ T7819] BTRFS info (device loop2): turning on flush-on-commit [ 219.545620][ T7819] BTRFS info (device loop2): turning on async discard [ 219.545633][ T7819] BTRFS info (device loop2): enabling free space tree [ 219.545646][ T7819] BTRFS info (device loop2): trying to use backup root at mount time [ 219.545660][ T7819] BTRFS info (device loop2): max_inline set to 0 [ 220.047917][ T5751] BTRFS info (device loop3): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 220.240910][ T5743] BTRFS info (device loop2): last unmount of filesystem 3f8533f8-5d89-4b72-b46c-4e545d423de9 [ 220.290065][ T5744] BTRFS info (device loop1): last unmount of filesystem 5fc2b633-78e9-4f31-8483-ac1955f5586a [ 220.333223][ T5739] BTRFS info (device loop0): last unmount of filesystem c62b0264-1299-4cf1-8175-176f5f6f6913 [ 220.970586][ T5759] BTRFS info (device loop4): last unmount of filesystem 9049f358-ad2c-4380-8da4-54df5bdd4ddb [ 222.340641][ T7903] loop3: detected capacity change from 0 to 32768 [ 222.351563][ T7903] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.131 (7903) [ 222.442991][ T7908] loop0: detected capacity change from 0 to 32768 [ 222.456478][ T7903] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 222.456503][ T7903] BTRFS info (device loop3): using crc32c checksum algorithm [ 222.460162][ T7908] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 08be2056-7a0a-4d18-8c16-1d7bdaf25c25 [ 222.460217][ T7908] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.133 (7908) [ 222.531622][ T7908] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 222.531646][ T7908] BTRFS info (device loop0): using crc32c checksum algorithm [ 222.556793][ T7905] loop1: detected capacity change from 0 to 32768 [ 222.598424][ T7905] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 8807fe87-7a44-4fe2-b79b-f0606c0b673b [ 222.598479][ T7905] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.134 (7905) [ 222.615014][ T7905] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 222.615039][ T7905] BTRFS info (device loop1): using crc32c checksum algorithm [ 222.706546][ T7909] loop2: detected capacity change from 0 to 32768 [ 222.772095][ T7909] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 930db369-6e31-4958-a41c-6484127c3c5e [ 222.772151][ T7909] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.132 (7909) [ 222.816520][ T7909] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 222.816542][ T7909] BTRFS info (device loop2): using crc32c checksum algorithm [ 222.887520][ T3085] BTRFS warning (device loop3): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 222.887666][ T7903] BTRFS error (device loop3): failed to load root extent [ 222.887700][ T7903] BTRFS warning (device loop3): try to load backup roots slot 1 [ 222.888655][ T7912] loop4: detected capacity change from 0 to 32768 [ 222.896985][ T3085] BTRFS warning (device loop3): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 222.897145][ T7903] BTRFS warning (device loop3): couldn't read tree root [ 222.897161][ T7903] BTRFS warning (device loop3): try to load backup roots slot 2 [ 222.905084][ T3085] BTRFS error (device loop3): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 222.983137][ T7903] BTRFS warning (device loop3): couldn't read tree root [ 222.983156][ T7903] BTRFS warning (device loop3): try to load backup roots slot 3 [ 223.011680][ T7912] BTRFS info: device /dev/loop4 (7:4) using temp-fsid f960404f-3155-4db4-8771-f6ae826c5c23 [ 223.011736][ T7912] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.135 (7912) [ 223.088593][ T7912] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 223.088619][ T7912] BTRFS info (device loop4): using crc32c checksum algorithm [ 223.092288][ T7908] BTRFS error (device loop0): failed to load root extent [ 223.092320][ T7908] BTRFS warning (device loop0): try to load backup roots slot 1 [ 223.095212][ T7908] BTRFS warning (device loop0): couldn't read tree root [ 223.095230][ T7908] BTRFS warning (device loop0): try to load backup roots slot 2 [ 223.099520][ T1893] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 223.105949][ T7908] BTRFS warning (device loop0): couldn't read tree root [ 223.105967][ T7908] BTRFS warning (device loop0): try to load backup roots slot 3 [ 223.187052][ T7903] BTRFS info (device loop3): checking UUID tree [ 223.189091][ T7903] BTRFS info (device loop3): setting nodatasum [ 223.189109][ T7903] BTRFS info (device loop3): setting nodatacow [ 223.189120][ T7903] BTRFS info (device loop3): enabling ssd optimizations [ 223.189130][ T7903] BTRFS info (device loop3): turning on flush-on-commit [ 223.189139][ T7903] BTRFS info (device loop3): turning on async discard [ 223.189148][ T7903] BTRFS info (device loop3): enabling free space tree [ 223.189159][ T7903] BTRFS info (device loop3): trying to use backup root at mount time [ 223.189170][ T7903] BTRFS info (device loop3): max_inline set to 0 [ 223.265311][ T7908] BTRFS info (device loop0): checking UUID tree [ 223.282494][ T7908] BTRFS info (device loop0): setting nodatasum [ 223.282512][ T7908] BTRFS info (device loop0): setting nodatacow [ 223.282526][ T7908] BTRFS info (device loop0): enabling ssd optimizations [ 223.282540][ T7908] BTRFS info (device loop0): turning on flush-on-commit [ 223.282553][ T7908] BTRFS info (device loop0): turning on async discard [ 223.282565][ T7908] BTRFS info (device loop0): enabling free space tree [ 223.282578][ T7908] BTRFS info (device loop0): trying to use backup root at mount time [ 223.282593][ T7908] BTRFS info (device loop0): max_inline set to 0 [ 223.288448][ T7905] BTRFS error (device loop1): failed to load root extent [ 223.288486][ T7905] BTRFS warning (device loop1): try to load backup roots slot 1 [ 223.363671][ T7905] BTRFS warning (device loop1): couldn't read tree root [ 223.363691][ T7905] BTRFS warning (device loop1): try to load backup roots slot 2 [ 223.365463][ T12] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 223.365553][ T7905] BTRFS warning (device loop1): couldn't read tree root [ 223.365566][ T7905] BTRFS warning (device loop1): try to load backup roots slot 3 [ 223.433300][ T7905] BTRFS info (device loop1): checking UUID tree [ 223.440493][ T7905] BTRFS info (device loop1): setting nodatasum [ 223.440509][ T7905] BTRFS info (device loop1): setting nodatacow [ 223.440521][ T7905] BTRFS info (device loop1): enabling ssd optimizations [ 223.440534][ T7905] BTRFS info (device loop1): turning on flush-on-commit [ 223.440547][ T7905] BTRFS info (device loop1): turning on async discard [ 223.440559][ T7905] BTRFS info (device loop1): enabling free space tree [ 223.440573][ T7905] BTRFS info (device loop1): trying to use backup root at mount time [ 223.440587][ T7905] BTRFS info (device loop1): max_inline set to 0 [ 223.524176][ T3406] btrfs_validate_extent_buffer: 4 callbacks suppressed [ 223.524189][ T3406] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 223.526745][ T7909] BTRFS error (device loop2): failed to load root extent [ 223.526782][ T7909] BTRFS warning (device loop2): try to load backup roots slot 1 [ 223.531731][ T3085] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 223.533354][ T7909] BTRFS warning (device loop2): couldn't read tree root [ 223.533371][ T7909] BTRFS warning (device loop2): try to load backup roots slot 2 2026/07/26 00:15:06 executed programs: 129 [ 223.533649][ T823] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 223.533766][ T7909] BTRFS warning (device loop2): couldn't read tree root [ 223.533781][ T7909] BTRFS warning (device loop2): try to load backup roots slot 3 [ 223.710348][ T1893] BTRFS warning (device loop4): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 223.729660][ T7912] BTRFS error (device loop4): failed to load root extent [ 223.729691][ T7912] BTRFS warning (device loop4): try to load backup roots slot 1 [ 223.729948][ T56] BTRFS warning (device loop4): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 223.730054][ T7912] BTRFS warning (device loop4): couldn't read tree root [ 223.730067][ T7912] BTRFS warning (device loop4): try to load backup roots slot 2 [ 223.730464][ T1893] BTRFS error (device loop4): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 223.730572][ T7912] BTRFS warning (device loop4): couldn't read tree root [ 223.730587][ T7912] BTRFS warning (device loop4): try to load backup roots slot 3 [ 223.829802][ T7912] BTRFS info (device loop4): checking UUID tree [ 223.830695][ T7909] BTRFS info (device loop2): checking UUID tree [ 223.842497][ T7909] BTRFS info (device loop2): setting nodatasum [ 223.842514][ T7909] BTRFS info (device loop2): setting nodatacow [ 223.842526][ T7909] BTRFS info (device loop2): enabling ssd optimizations [ 223.842539][ T7909] BTRFS info (device loop2): turning on flush-on-commit [ 223.842552][ T7909] BTRFS info (device loop2): turning on async discard [ 223.842564][ T7909] BTRFS info (device loop2): enabling free space tree [ 223.842577][ T7909] BTRFS info (device loop2): trying to use backup root at mount time [ 223.842590][ T7909] BTRFS info (device loop2): max_inline set to 0 [ 223.846124][ T7912] BTRFS info (device loop4): setting nodatasum [ 223.846142][ T7912] BTRFS info (device loop4): setting nodatacow [ 223.846155][ T7912] BTRFS info (device loop4): enabling ssd optimizations [ 223.846167][ T7912] BTRFS info (device loop4): turning on flush-on-commit [ 223.846180][ T7912] BTRFS info (device loop4): turning on async discard [ 223.846193][ T7912] BTRFS info (device loop4): enabling free space tree [ 223.846205][ T7912] BTRFS info (device loop4): trying to use backup root at mount time [ 223.846217][ T7912] BTRFS info (device loop4): max_inline set to 0 [ 223.958378][ T5751] BTRFS info (device loop3): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 224.037829][ T5739] BTRFS info (device loop0): last unmount of filesystem 08be2056-7a0a-4d18-8c16-1d7bdaf25c25 [ 224.104881][ T5744] BTRFS info (device loop1): last unmount of filesystem 8807fe87-7a44-4fe2-b79b-f0606c0b673b [ 224.153485][ T5743] BTRFS info (device loop2): last unmount of filesystem 930db369-6e31-4958-a41c-6484127c3c5e [ 224.667675][ T5759] BTRFS info (device loop4): last unmount of filesystem f960404f-3155-4db4-8771-f6ae826c5c23 [ 226.010896][ T7993] loop3: detected capacity change from 0 to 32768 [ 226.028055][ T7993] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.136 (7993) [ 226.063670][ T7995] loop0: detected capacity change from 0 to 32768 [ 226.076165][ T7993] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 226.076182][ T7993] BTRFS info (device loop3): using crc32c checksum algorithm [ 226.082907][ T7997] loop1: detected capacity change from 0 to 32768 [ 226.089092][ T7995] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 0abc112a-430a-4624-9b73-3c110026aa10 [ 226.089146][ T7995] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.138 (7995) [ 226.136059][ T7995] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 226.136083][ T7995] BTRFS info (device loop0): using crc32c checksum algorithm [ 226.137777][ T7997] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 36114b66-93e0-48e3-9f3f-d05009ec16a1 [ 226.137829][ T7997] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.137 (7997) [ 226.202275][ T7997] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 226.202299][ T7997] BTRFS info (device loop1): using crc32c checksum algorithm [ 226.395479][ T12] BTRFS warning (device loop3): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 226.395781][ T7993] BTRFS error (device loop3): failed to load root extent [ 226.395817][ T7993] BTRFS warning (device loop3): try to load backup roots slot 1 [ 226.396087][ T823] BTRFS warning (device loop3): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 226.396322][ T7993] BTRFS warning (device loop3): couldn't read tree root [ 226.396339][ T7993] BTRFS warning (device loop3): try to load backup roots slot 2 [ 226.396615][ T12] BTRFS error (device loop3): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 226.396690][ T7993] BTRFS warning (device loop3): couldn't read tree root [ 226.396705][ T7993] BTRFS warning (device loop3): try to load backup roots slot 3 [ 226.439976][ T7993] BTRFS info (device loop3): checking UUID tree [ 226.456922][ T7993] BTRFS info (device loop3): setting nodatasum [ 226.456937][ T7993] BTRFS info (device loop3): setting nodatacow [ 226.456947][ T7993] BTRFS info (device loop3): enabling ssd optimizations [ 226.456957][ T7993] BTRFS info (device loop3): turning on flush-on-commit [ 226.456967][ T7993] BTRFS info (device loop3): turning on async discard [ 226.456976][ T7993] BTRFS info (device loop3): enabling free space tree [ 226.456986][ T7993] BTRFS info (device loop3): trying to use backup root at mount time [ 226.456998][ T7993] BTRFS info (device loop3): max_inline set to 0 [ 226.576605][ T8001] loop2: detected capacity change from 0 to 32768 [ 226.605596][ T8001] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 50ed4ac3-df22-4f45-b955-c2d660a0f712 [ 226.605670][ T8001] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.139 (8001) [ 226.652828][ T823] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 226.655824][ T7997] BTRFS error (device loop1): failed to load root extent [ 226.655859][ T7997] BTRFS warning (device loop1): try to load backup roots slot 1 [ 226.656136][ T823] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 226.656254][ T7997] BTRFS warning (device loop1): couldn't read tree root [ 226.656268][ T7997] BTRFS warning (device loop1): try to load backup roots slot 2 [ 226.657131][ T1290] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 226.657251][ T7997] BTRFS warning (device loop1): couldn't read tree root [ 226.657266][ T7997] BTRFS warning (device loop1): try to load backup roots slot 3 [ 226.667316][ T1290] BTRFS warning (device loop0): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 226.667503][ T7995] BTRFS error (device loop0): failed to load root extent [ 226.667536][ T7995] BTRFS warning (device loop0): try to load backup roots slot 1 [ 226.672639][ T1290] BTRFS warning (device loop0): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 226.678521][ T7995] BTRFS warning (device loop0): couldn't read tree root [ 226.678539][ T7995] BTRFS warning (device loop0): try to load backup roots slot 2 [ 226.680836][ T823] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 226.680951][ T7995] BTRFS warning (device loop0): couldn't read tree root [ 226.680966][ T7995] BTRFS warning (device loop0): try to load backup roots slot 3 [ 226.686700][ T8001] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 226.686724][ T8001] BTRFS info (device loop2): using crc32c checksum algorithm [ 226.866970][ T7997] BTRFS info (device loop1): checking UUID tree [ 226.873524][ T7997] BTRFS info (device loop1): setting nodatasum [ 226.873543][ T7997] BTRFS info (device loop1): setting nodatacow [ 226.873554][ T7997] BTRFS info (device loop1): enabling ssd optimizations [ 226.873567][ T7997] BTRFS info (device loop1): turning on flush-on-commit [ 226.873580][ T7997] BTRFS info (device loop1): turning on async discard [ 226.873592][ T7997] BTRFS info (device loop1): enabling free space tree [ 226.873604][ T7997] BTRFS info (device loop1): trying to use backup root at mount time [ 226.873617][ T7997] BTRFS info (device loop1): max_inline set to 0 [ 226.876668][ T7995] BTRFS info (device loop0): checking UUID tree [ 226.954621][ T7995] BTRFS info (device loop0): setting nodatasum [ 226.954639][ T7995] BTRFS info (device loop0): setting nodatacow [ 226.954653][ T7995] BTRFS info (device loop0): enabling ssd optimizations [ 226.954665][ T7995] BTRFS info (device loop0): turning on flush-on-commit [ 226.954677][ T7995] BTRFS info (device loop0): turning on async discard [ 226.954686][ T7995] BTRFS info (device loop0): enabling free space tree [ 226.954697][ T7995] BTRFS info (device loop0): trying to use backup root at mount time [ 226.954708][ T7995] BTRFS info (device loop0): max_inline set to 0 [ 227.058625][ T8003] loop4: detected capacity change from 0 to 32768 [ 227.073144][ T8001] BTRFS error (device loop2): failed to load root extent [ 227.082412][ T8001] BTRFS warning (device loop2): try to load backup roots slot 1 [ 227.094897][ T8001] BTRFS warning (device loop2): couldn't read tree root [ 227.094916][ T8001] BTRFS warning (device loop2): try to load backup roots slot 2 [ 227.096891][ T1893] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 227.097015][ T8001] BTRFS warning (device loop2): couldn't read tree root [ 227.097031][ T8001] BTRFS warning (device loop2): try to load backup roots slot 3 [ 227.115214][ T8003] BTRFS info: device /dev/loop4 (7:4) using temp-fsid ba220e85-1440-4cd6-9d77-facd7c597960 [ 227.115266][ T8003] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.140 (8003) [ 227.226348][ T8003] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 227.226374][ T8003] BTRFS info (device loop4): using crc32c checksum algorithm [ 227.278713][ T8001] BTRFS info (device loop2): checking UUID tree [ 227.293609][ T8001] BTRFS info (device loop2): setting nodatasum [ 227.293627][ T8001] BTRFS info (device loop2): setting nodatacow [ 227.293639][ T8001] BTRFS info (device loop2): enabling ssd optimizations [ 227.293652][ T8001] BTRFS info (device loop2): turning on flush-on-commit [ 227.293665][ T8001] BTRFS info (device loop2): turning on async discard [ 227.293678][ T8001] BTRFS info (device loop2): enabling free space tree [ 227.528739][ T8003] BTRFS error (device loop4): failed to load root extent [ 227.528777][ T8003] BTRFS warning (device loop4): try to load backup roots slot 1 [ 227.546558][ T8003] BTRFS warning (device loop4): couldn't read tree root [ 227.546579][ T8003] BTRFS warning (device loop4): try to load backup roots slot 2 [ 227.547251][ T823] BTRFS error (device loop4): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 227.547371][ T8003] BTRFS warning (device loop4): couldn't read tree root [ 227.547386][ T8003] BTRFS warning (device loop4): try to load backup roots slot 3 [ 228.531139][ T5743] _btrfs_printk: 13 callbacks suppressed [ 228.531156][ T5743] BTRFS info (device loop2): last unmount of filesystem 50ed4ac3-df22-4f45-b955-c2d660a0f712 2026/07/26 00:15:11 executed programs: 138 [ 228.654797][ T5739] BTRFS info (device loop0): last unmount of filesystem 0abc112a-430a-4624-9b73-3c110026aa10 [ 228.713747][ T5759] BTRFS info (device loop4): last unmount of filesystem ba220e85-1440-4cd6-9d77-facd7c597960 [ 230.148900][ T8085] loop3: detected capacity change from 0 to 32768 [ 230.164024][ T8085] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.142 (8085) [ 230.167291][ T8082] loop1: detected capacity change from 0 to 32768 [ 230.208866][ T8085] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 230.208892][ T8085] BTRFS info (device loop3): using crc32c checksum algorithm [ 230.211017][ T8082] BTRFS info: device /dev/loop1 (7:1) using temp-fsid ce4eab73-09fe-4184-a8c7-5b7b9bc1bcab [ 230.211072][ T8082] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.141 (8082) [ 230.299172][ T8082] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 230.299197][ T8082] BTRFS info (device loop1): using crc32c checksum algorithm [ 230.433202][ T12] btrfs_validate_extent_buffer: 4 callbacks suppressed [ 230.433219][ T12] BTRFS warning (device loop3): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 230.433395][ T8085] BTRFS error (device loop3): failed to load root extent [ 230.433430][ T8085] BTRFS warning (device loop3): try to load backup roots slot 1 [ 230.458628][ T13] BTRFS warning (device loop3): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 230.486108][ T8085] BTRFS warning (device loop3): couldn't read tree root [ 230.486126][ T8085] BTRFS warning (device loop3): try to load backup roots slot 2 [ 230.489624][ T3085] BTRFS error (device loop3): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 230.491295][ T8085] BTRFS warning (device loop3): couldn't read tree root [ 230.491312][ T8085] BTRFS warning (device loop3): try to load backup roots slot 3 [ 230.617953][ T1893] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 230.618558][ T8085] BTRFS info (device loop3): checking UUID tree [ 230.619095][ T8082] BTRFS error (device loop1): failed to load root extent [ 230.619131][ T8082] BTRFS warning (device loop1): try to load backup roots slot 1 [ 230.620585][ T8085] BTRFS info (device loop3): setting nodatasum [ 230.620601][ T8085] BTRFS info (device loop3): setting nodatacow [ 230.620613][ T8085] BTRFS info (device loop3): enabling ssd optimizations [ 230.620626][ T8085] BTRFS info (device loop3): turning on flush-on-commit [ 230.620638][ T8085] BTRFS info (device loop3): turning on async discard [ 230.620649][ T8085] BTRFS info (device loop3): enabling free space tree [ 230.620663][ T8085] BTRFS info (device loop3): trying to use backup root at mount time [ 230.620675][ T8085] BTRFS info (device loop3): max_inline set to 0 [ 230.622677][ T67] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 230.622811][ T8082] BTRFS warning (device loop1): couldn't read tree root [ 230.622827][ T8082] BTRFS warning (device loop1): try to load backup roots slot 2 [ 230.625334][ T67] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 230.626549][ T8082] BTRFS warning (device loop1): couldn't read tree root [ 230.626566][ T8082] BTRFS warning (device loop1): try to load backup roots slot 3 [ 230.766763][ T8082] BTRFS info (device loop1): checking UUID tree [ 230.776404][ T8082] BTRFS info (device loop1): setting nodatasum [ 230.776422][ T8082] BTRFS info (device loop1): setting nodatacow [ 230.776435][ T8082] BTRFS info (device loop1): enabling ssd optimizations [ 230.776447][ T8082] BTRFS info (device loop1): turning on flush-on-commit [ 230.776459][ T8082] BTRFS info (device loop1): turning on async discard [ 230.776473][ T8082] BTRFS info (device loop1): enabling free space tree [ 230.776486][ T8082] BTRFS info (device loop1): trying to use backup root at mount time [ 230.776500][ T8082] BTRFS info (device loop1): max_inline set to 0 [ 231.160638][ T8088] loop2: detected capacity change from 0 to 32768 [ 231.175284][ T8088] BTRFS info: device /dev/loop2 (7:2) using temp-fsid db9d853d-7952-44be-b31d-dec3a024ac18 [ 231.175340][ T8088] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.143 (8088) [ 231.209517][ T8088] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 231.209542][ T8088] BTRFS info (device loop2): using crc32c checksum algorithm [ 231.371707][ T8093] loop4: detected capacity change from 0 to 32768 [ 231.390366][ T1893] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 231.390485][ T8088] BTRFS error (device loop2): failed to load root extent [ 231.390513][ T8088] BTRFS warning (device loop2): try to load backup roots slot 1 [ 231.390735][ T1893] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 231.390841][ T8088] BTRFS warning (device loop2): couldn't read tree root [ 231.390856][ T8088] BTRFS warning (device loop2): try to load backup roots slot 2 [ 231.391139][ T56] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 231.391253][ T8088] BTRFS warning (device loop2): couldn't read tree root [ 231.391268][ T8088] BTRFS warning (device loop2): try to load backup roots slot 3 [ 231.466626][ T8092] loop0: detected capacity change from 0 to 32768 [ 231.512528][ T8093] BTRFS info: device /dev/loop4 (7:4) using temp-fsid a43bf465-b07d-4dd0-b3db-cf63364f8bd5 [ 231.512586][ T8093] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.145 (8093) [ 231.527839][ T8092] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 71e9d992-eaaf-40e9-b46c-71a82cb6530e [ 231.527892][ T8092] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.144 (8092) [ 231.566705][ T8093] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 231.566729][ T8093] BTRFS info (device loop4): using crc32c checksum algorithm [ 231.620382][ T8092] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 231.620406][ T8092] BTRFS info (device loop0): using crc32c checksum algorithm [ 231.656349][ T8088] BTRFS info (device loop2): checking UUID tree [ 231.675007][ T8088] BTRFS info (device loop2): setting nodatasum [ 231.675024][ T8088] BTRFS info (device loop2): setting nodatacow [ 231.675036][ T8088] BTRFS info (device loop2): enabling ssd optimizations [ 231.675056][ T8088] BTRFS info (device loop2): turning on flush-on-commit [ 231.675069][ T8088] BTRFS info (device loop2): turning on async discard [ 231.675082][ T8088] BTRFS info (device loop2): enabling free space tree [ 231.675095][ T8088] BTRFS info (device loop2): trying to use backup root at mount time [ 231.675109][ T8088] BTRFS info (device loop2): max_inline set to 0 [ 231.788097][ T56] BTRFS warning (device loop4): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 231.788400][ T8093] BTRFS error (device loop4): failed to load root extent [ 231.788435][ T8093] BTRFS warning (device loop4): try to load backup roots slot 1 [ 231.789542][ T67] BTRFS warning (device loop4): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 231.789672][ T8093] BTRFS warning (device loop4): couldn't read tree root [ 231.789689][ T8093] BTRFS warning (device loop4): try to load backup roots slot 2 [ 231.790049][ T4042] BTRFS error (device loop4): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 231.790146][ T8093] BTRFS warning (device loop4): couldn't read tree root [ 231.790159][ T8093] BTRFS warning (device loop4): try to load backup roots slot 3 [ 231.951489][ T1290] BTRFS warning (device loop0): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 231.951627][ T8092] BTRFS error (device loop0): failed to load root extent [ 231.951662][ T8092] BTRFS warning (device loop0): try to load backup roots slot 1 [ 231.952665][ T1290] BTRFS warning (device loop0): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 231.961082][ T8093] BTRFS info (device loop4): checking UUID tree [ 231.961547][ T8093] BTRFS info (device loop4): setting nodatasum [ 231.961563][ T8093] BTRFS info (device loop4): setting nodatacow [ 231.961575][ T8093] BTRFS info (device loop4): enabling ssd optimizations [ 231.961589][ T8093] BTRFS info (device loop4): turning on flush-on-commit [ 231.961602][ T8093] BTRFS info (device loop4): turning on async discard [ 231.961615][ T8093] BTRFS info (device loop4): enabling free space tree [ 231.961628][ T8093] BTRFS info (device loop4): trying to use backup root at mount time [ 231.961642][ T8093] BTRFS info (device loop4): max_inline set to 0 [ 231.983904][ T8092] BTRFS warning (device loop0): couldn't read tree root [ 231.983923][ T8092] BTRFS warning (device loop0): try to load backup roots slot 2 [ 231.992749][ T56] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 232.002061][ T8092] BTRFS warning (device loop0): couldn't read tree root [ 232.002080][ T8092] BTRFS warning (device loop0): try to load backup roots slot 3 [ 232.054059][ T8092] BTRFS info (device loop0): checking UUID tree [ 232.060807][ T8092] BTRFS info (device loop0): setting nodatasum [ 232.060825][ T8092] BTRFS info (device loop0): setting nodatacow [ 232.060838][ T8092] BTRFS info (device loop0): enabling ssd optimizations [ 232.060851][ T8092] BTRFS info (device loop0): turning on flush-on-commit [ 232.060864][ T8092] BTRFS info (device loop0): turning on async discard [ 232.060876][ T8092] BTRFS info (device loop0): enabling free space tree [ 232.060899][ T8092] BTRFS info (device loop0): trying to use backup root at mount time [ 232.060914][ T8092] BTRFS info (device loop0): max_inline set to 0 [ 232.282819][ T5751] BTRFS info (device loop3): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 232.470673][ T5743] BTRFS info (device loop2): last unmount of filesystem db9d853d-7952-44be-b31d-dec3a024ac18 [ 232.563359][ T5739] BTRFS info (device loop0): last unmount of filesystem 71e9d992-eaaf-40e9-b46c-71a82cb6530e [ 232.638353][ T5759] BTRFS info (device loop4): last unmount of filesystem a43bf465-b07d-4dd0-b3db-cf63364f8bd5 [ 232.708460][ T5744] BTRFS info (device loop1): last unmount of filesystem ce4eab73-09fe-4184-a8c7-5b7b9bc1bcab [ 233.734822][ T8174] loop3: detected capacity change from 0 to 32768 [ 233.761559][ T8174] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.146 (8174) [ 233.833742][ T8174] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 233.833768][ T8174] BTRFS info (device loop3): using crc32c checksum algorithm [ 234.086974][ T8174] BTRFS error (device loop3): failed to load root extent [ 234.087015][ T8174] BTRFS warning (device loop3): try to load backup roots slot 1 [ 234.088624][ T8174] BTRFS warning (device loop3): couldn't read tree root [ 234.088642][ T8174] BTRFS warning (device loop3): try to load backup roots slot 2 [ 234.090665][ T3406] BTRFS error (device loop3): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 234.090754][ T8174] BTRFS warning (device loop3): couldn't read tree root [ 234.090784][ T8174] BTRFS warning (device loop3): try to load backup roots slot 3 [ 234.175931][ T8174] BTRFS info (device loop3): checking UUID tree [ 234.179485][ T8174] BTRFS info (device loop3): setting nodatasum [ 234.179502][ T8174] BTRFS info (device loop3): setting nodatacow [ 234.179515][ T8174] BTRFS info (device loop3): enabling ssd optimizations [ 234.179527][ T8174] BTRFS info (device loop3): turning on flush-on-commit [ 234.179539][ T8174] BTRFS info (device loop3): turning on async discard [ 234.179552][ T8174] BTRFS info (device loop3): enabling free space tree [ 234.179565][ T8174] BTRFS info (device loop3): trying to use backup root at mount time [ 234.179578][ T8174] BTRFS info (device loop3): max_inline set to 0 [ 234.652926][ T8176] loop2: detected capacity change from 0 to 32768 [ 234.674204][ T8176] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 44e5cb81-b664-47ef-9a6b-2e835d5c4ed5 [ 234.674260][ T8176] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.147 (8176) [ 234.700002][ T8178] loop4: detected capacity change from 0 to 32768 [ 234.732059][ T8176] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 234.732084][ T8176] BTRFS info (device loop2): using crc32c checksum algorithm [ 234.752274][ T8178] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 4014cb1d-cc14-4237-b12e-066aadfbcba1 [ 234.752327][ T8178] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.149 (8178) [ 234.835569][ T8180] loop0: detected capacity change from 0 to 32768 [ 234.904083][ T8180] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 911de035-f360-44e7-8f2b-3f50cca98f7c [ 234.904140][ T8180] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.148 (8180) [ 234.904741][ T8178] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 234.904763][ T8178] BTRFS info (device loop4): using crc32c checksum algorithm [ 234.982299][ T8180] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 234.982324][ T8180] BTRFS info (device loop0): using crc32c checksum algorithm [ 235.010407][ T8176] BTRFS error (device loop2): failed to load root extent [ 235.010440][ T8176] BTRFS warning (device loop2): try to load backup roots slot 1 [ 235.025743][ T8176] BTRFS warning (device loop2): couldn't read tree root [ 235.025768][ T8176] BTRFS warning (device loop2): try to load backup roots slot 2 [ 235.026759][ T2164] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 235.026866][ T8176] BTRFS warning (device loop2): couldn't read tree root [ 235.026881][ T8176] BTRFS warning (device loop2): try to load backup roots slot 3 2026/07/26 00:15:17 executed programs: 144 [ 235.092970][ T8176] BTRFS info (device loop2): checking UUID tree [ 235.101620][ T8176] BTRFS info (device loop2): setting nodatasum [ 235.101637][ T8176] BTRFS info (device loop2): setting nodatacow [ 235.101648][ T8176] BTRFS info (device loop2): enabling ssd optimizations [ 235.101659][ T8176] BTRFS info (device loop2): turning on flush-on-commit [ 235.101669][ T8176] BTRFS info (device loop2): turning on async discard [ 235.101680][ T8176] BTRFS info (device loop2): enabling free space tree [ 235.101694][ T8176] BTRFS info (device loop2): trying to use backup root at mount time [ 235.101708][ T8176] BTRFS info (device loop2): max_inline set to 0 [ 235.233000][ T8178] BTRFS error (device loop4): failed to load root extent [ 235.233038][ T8178] BTRFS warning (device loop4): try to load backup roots slot 1 [ 235.233750][ T8178] BTRFS warning (device loop4): couldn't read tree root [ 235.233768][ T8178] BTRFS warning (device loop4): try to load backup roots slot 2 [ 235.240981][ T4042] BTRFS error (device loop4): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 235.241099][ T8178] BTRFS warning (device loop4): couldn't read tree root [ 235.241114][ T8178] BTRFS warning (device loop4): try to load backup roots slot 3 [ 235.301809][ T8178] BTRFS info (device loop4): checking UUID tree [ 235.302576][ T8178] BTRFS info (device loop4): setting nodatasum [ 235.302591][ T8178] BTRFS info (device loop4): setting nodatacow [ 235.302600][ T8178] BTRFS info (device loop4): enabling ssd optimizations [ 235.302610][ T8178] BTRFS info (device loop4): turning on flush-on-commit [ 235.302619][ T8178] BTRFS info (device loop4): turning on async discard [ 235.302629][ T8178] BTRFS info (device loop4): enabling free space tree [ 235.302639][ T8178] BTRFS info (device loop4): trying to use backup root at mount time [ 235.302650][ T8178] BTRFS info (device loop4): max_inline set to 0 [ 235.342176][ T8180] BTRFS error (device loop0): failed to load root extent [ 235.342212][ T8180] BTRFS warning (device loop0): try to load backup roots slot 1 [ 235.344644][ T8180] BTRFS warning (device loop0): couldn't read tree root [ 235.344663][ T8180] BTRFS warning (device loop0): try to load backup roots slot 2 [ 235.346500][ T56] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 235.349199][ T8180] BTRFS warning (device loop0): couldn't read tree root [ 235.349217][ T8180] BTRFS warning (device loop0): try to load backup roots slot 3 [ 235.394042][ T8182] loop1: detected capacity change from 0 to 32768 [ 235.414109][ T8182] BTRFS info: device /dev/loop1 (7:1) using temp-fsid a4a3a200-17dd-45f4-96ed-89fd03988cba [ 235.414163][ T8182] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.150 (8182) [ 235.455287][ T8180] BTRFS info (device loop0): checking UUID tree [ 235.487949][ T8180] BTRFS info (device loop0): setting nodatasum [ 235.487963][ T8180] BTRFS info (device loop0): setting nodatacow [ 235.487973][ T8180] BTRFS info (device loop0): enabling ssd optimizations [ 235.487984][ T8180] BTRFS info (device loop0): turning on flush-on-commit [ 235.487994][ T8180] BTRFS info (device loop0): turning on async discard [ 235.488003][ T8180] BTRFS info (device loop0): enabling free space tree [ 235.488013][ T8180] BTRFS info (device loop0): trying to use backup root at mount time [ 235.488024][ T8180] BTRFS info (device loop0): max_inline set to 0 [ 235.516964][ T8182] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 235.516987][ T8182] BTRFS info (device loop1): using crc32c checksum algorithm [ 235.549636][ T5751] BTRFS info (device loop3): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 235.768013][ T2164] btrfs_validate_extent_buffer: 8 callbacks suppressed [ 235.768029][ T2164] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 235.768128][ T8182] BTRFS error (device loop1): failed to load root extent [ 235.768155][ T8182] BTRFS warning (device loop1): try to load backup roots slot 1 [ 235.773634][ T2164] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 235.773768][ T8182] BTRFS warning (device loop1): couldn't read tree root [ 235.773784][ T8182] BTRFS warning (device loop1): try to load backup roots slot 2 [ 235.788855][ T12] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 235.791021][ T8182] BTRFS warning (device loop1): couldn't read tree root [ 235.791038][ T8182] BTRFS warning (device loop1): try to load backup roots slot 3 [ 235.953116][ T5743] BTRFS info (device loop2): last unmount of filesystem 44e5cb81-b664-47ef-9a6b-2e835d5c4ed5 [ 235.979735][ T8182] BTRFS info (device loop1): checking UUID tree [ 235.993264][ T8182] BTRFS info (device loop1): setting nodatasum [ 235.993282][ T8182] BTRFS info (device loop1): setting nodatacow [ 235.993294][ T8182] BTRFS info (device loop1): enabling ssd optimizations [ 235.993307][ T8182] BTRFS info (device loop1): turning on flush-on-commit [ 235.993318][ T8182] BTRFS info (device loop1): turning on async discard [ 235.993331][ T8182] BTRFS info (device loop1): enabling free space tree [ 235.993344][ T8182] BTRFS info (device loop1): trying to use backup root at mount time [ 235.993357][ T8182] BTRFS info (device loop1): max_inline set to 0 [ 236.813459][ T5759] BTRFS info (device loop4): last unmount of filesystem 4014cb1d-cc14-4237-b12e-066aadfbcba1 [ 237.049985][ T5739] BTRFS info (device loop0): last unmount of filesystem 911de035-f360-44e7-8f2b-3f50cca98f7c [ 237.136672][ T5744] BTRFS info (device loop1): last unmount of filesystem a4a3a200-17dd-45f4-96ed-89fd03988cba [ 237.188285][ T8228] Bluetooth: hci2: command 0x0406 tx timeout [ 237.264017][ T8228] Bluetooth: hci4: command 0x0406 tx timeout [ 237.264046][ T8228] Bluetooth: hci3: command 0x0406 tx timeout [ 237.264178][ T8228] Bluetooth: hci0: command 0x0406 tx timeout [ 237.264206][ T8228] Bluetooth: hci1: command 0x0406 tx timeout [ 238.195766][ T8267] loop2: detected capacity change from 0 to 32768 [ 238.229555][ T8267] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.152 (8267) [ 238.280350][ T8267] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 238.280375][ T8267] BTRFS info (device loop2): using crc32c checksum algorithm [ 238.568951][ T56] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 238.569824][ T8267] BTRFS error (device loop2): failed to load root extent [ 238.569863][ T8267] BTRFS warning (device loop2): try to load backup roots slot 1 [ 238.570216][ T4042] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 238.570338][ T8267] BTRFS warning (device loop2): couldn't read tree root [ 238.570353][ T8267] BTRFS warning (device loop2): try to load backup roots slot 2 [ 238.570608][ T4042] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 238.577624][ T8267] BTRFS warning (device loop2): couldn't read tree root [ 238.577643][ T8267] BTRFS warning (device loop2): try to load backup roots slot 3 [ 238.731974][ T8267] BTRFS info (device loop2): checking UUID tree [ 238.733583][ T8267] BTRFS info (device loop2): setting nodatasum [ 238.733602][ T8267] BTRFS info (device loop2): setting nodatacow [ 238.733615][ T8267] BTRFS info (device loop2): enabling ssd optimizations [ 238.733629][ T8267] BTRFS info (device loop2): turning on flush-on-commit [ 238.733642][ T8267] BTRFS info (device loop2): turning on async discard [ 238.733655][ T8267] BTRFS info (device loop2): enabling free space tree [ 238.733668][ T8267] BTRFS info (device loop2): trying to use backup root at mount time [ 238.733682][ T8267] BTRFS info (device loop2): max_inline set to 0 [ 239.188687][ T8287] loop3: detected capacity change from 0 to 32768 [ 239.236866][ T8287] BTRFS info: device /dev/loop3 (7:3) using temp-fsid eb6d6b6f-ca30-4c3f-83cc-35775f846254 [ 239.236926][ T8287] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.156 (8287) [ 239.333400][ T8287] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 239.333427][ T8287] BTRFS info (device loop3): using crc32c checksum algorithm [ 239.632342][ T56] BTRFS warning (device loop3): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 239.632497][ T8287] BTRFS error (device loop3): failed to load root extent [ 239.632531][ T8287] BTRFS warning (device loop3): try to load backup roots slot 1 [ 239.632804][ T56] BTRFS warning (device loop3): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 239.632934][ T8287] BTRFS warning (device loop3): couldn't read tree root [ 239.632950][ T8287] BTRFS warning (device loop3): try to load backup roots slot 2 [ 239.636311][ T56] BTRFS error (device loop3): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 239.638228][ T8287] BTRFS warning (device loop3): couldn't read tree root [ 239.638246][ T8287] BTRFS warning (device loop3): try to load backup roots slot 3 [ 239.763546][ T8270] loop4: detected capacity change from 0 to 32768 [ 239.776207][ T8270] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 7976b85b-213e-4d5f-877d-e79f290cc97d [ 239.776262][ T8270] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.153 (8270) [ 239.796442][ T8287] BTRFS info (device loop3): checking UUID tree [ 239.818328][ T8287] BTRFS info (device loop3): setting nodatasum [ 239.818346][ T8287] BTRFS info (device loop3): setting nodatacow [ 239.818358][ T8287] BTRFS info (device loop3): enabling ssd optimizations [ 239.818371][ T8287] BTRFS info (device loop3): turning on flush-on-commit [ 239.818382][ T8287] BTRFS info (device loop3): turning on async discard [ 239.818394][ T8287] BTRFS info (device loop3): enabling free space tree [ 239.818407][ T8287] BTRFS info (device loop3): trying to use backup root at mount time [ 239.818420][ T8287] BTRFS info (device loop3): max_inline set to 0 [ 239.869572][ T8270] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 239.869597][ T8270] BTRFS info (device loop4): using crc32c checksum algorithm [ 239.876794][ T8276] loop1: detected capacity change from 0 to 32768 [ 239.889271][ T8276] BTRFS info: device /dev/loop1 (7:1) using temp-fsid db03fe9d-3311-4477-827d-d9ba0b766818 [ 239.889324][ T8276] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.155 (8276) [ 239.896943][ T8276] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 239.896967][ T8276] BTRFS info (device loop1): using crc32c checksum algorithm [ 240.095578][ T8275] loop0: detected capacity change from 0 to 32768 [ 240.104085][ T8275] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 9de1125a-7d9e-4494-a4d4-cdcfdc16c0c0 [ 240.104147][ T8275] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.154 (8275) [ 240.182745][ T5743] BTRFS info (device loop2): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 240.237226][ T4042] BTRFS warning (device loop4): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 240.237370][ T8270] BTRFS error (device loop4): failed to load root extent [ 240.237400][ T8270] BTRFS warning (device loop4): try to load backup roots slot 1 [ 240.238203][ T4042] BTRFS warning (device loop4): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 240.238314][ T8270] BTRFS warning (device loop4): couldn't read tree root [ 240.238328][ T8270] BTRFS warning (device loop4): try to load backup roots slot 2 [ 240.238538][ T3406] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 240.267247][ T2164] BTRFS error (device loop4): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 240.267399][ T8276] BTRFS error (device loop1): failed to load root extent [ 240.267435][ T8276] BTRFS warning (device loop1): try to load backup roots slot 1 [ 240.272405][ T2164] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 240.286281][ T8270] BTRFS warning (device loop4): couldn't read tree root [ 240.286299][ T8270] BTRFS warning (device loop4): try to load backup roots slot 3 [ 240.305487][ T8276] BTRFS warning (device loop1): couldn't read tree root [ 240.305504][ T8276] BTRFS warning (device loop1): try to load backup roots slot 2 [ 240.307095][ T3406] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 240.307855][ T8276] BTRFS warning (device loop1): couldn't read tree root [ 240.307872][ T8276] BTRFS warning (device loop1): try to load backup roots slot 3 [ 240.372910][ T8275] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 240.372934][ T8275] BTRFS info (device loop0): using crc32c checksum algorithm [ 240.556115][ T8275] BTRFS error (device loop0): failed to load root extent [ 240.556153][ T8275] BTRFS warning (device loop0): try to load backup roots slot 1 [ 240.558034][ T8275] BTRFS warning (device loop0): couldn't read tree root [ 240.558053][ T8275] BTRFS warning (device loop0): try to load backup roots slot 2 [ 240.558331][ T3406] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 240.558456][ T8275] BTRFS warning (device loop0): couldn't read tree root [ 240.558470][ T8275] BTRFS warning (device loop0): try to load backup roots slot 3 [ 240.759074][ T8276] BTRFS info (device loop1): checking UUID tree [ 240.763751][ T8276] BTRFS info (device loop1): setting nodatasum [ 240.763769][ T8276] BTRFS info (device loop1): setting nodatacow [ 240.763781][ T8276] BTRFS info (device loop1): enabling ssd optimizations [ 240.763794][ T8276] BTRFS info (device loop1): turning on flush-on-commit [ 240.763807][ T8276] BTRFS info (device loop1): turning on async discard [ 240.765505][ T8276] BTRFS info (device loop1): enabling free space tree 2026/07/26 00:15:23 executed programs: 151 [ 240.765525][ T8276] BTRFS info (device loop1): trying to use backup root at mount time [ 240.765539][ T8276] BTRFS info (device loop1): max_inline set to 0 [ 241.048761][ T5751] BTRFS info (device loop3): last unmount of filesystem eb6d6b6f-ca30-4c3f-83cc-35775f846254 [ 241.118440][ T5744] BTRFS info (device loop1): last unmount of filesystem db03fe9d-3311-4477-827d-d9ba0b766818 [ 241.125415][ T8270] BTRFS error (device loop4): open_ctree failed: -4 [ 241.342293][ T8275] BTRFS error (device loop0): open_ctree failed: -4 [ 243.009788][ T8358] loop2: detected capacity change from 0 to 32768 [ 243.021159][ T8358] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.157 (8358) [ 243.064537][ T8358] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 243.064562][ T8358] BTRFS info (device loop2): using crc32c checksum algorithm [ 243.195687][ T4042] btrfs_validate_extent_buffer: 2 callbacks suppressed [ 243.195705][ T4042] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 243.197477][ T8358] BTRFS error (device loop2): failed to load root extent [ 243.197513][ T8358] BTRFS warning (device loop2): try to load backup roots slot 1 [ 243.197807][ T4042] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 243.205223][ T8367] loop1: detected capacity change from 0 to 32768 [ 243.211482][ T8367] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 3f6dfe18-3011-4c34-a520-8183ace5b6ee [ 243.211545][ T8367] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.159 (8367) [ 243.224036][ T8358] BTRFS warning (device loop2): couldn't read tree root [ 243.224054][ T8358] BTRFS warning (device loop2): try to load backup roots slot 2 [ 243.226611][ T12] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 243.226728][ T8358] BTRFS warning (device loop2): couldn't read tree root [ 243.226743][ T8358] BTRFS warning (device loop2): try to load backup roots slot 3 [ 243.292779][ T8358] BTRFS info (device loop2): checking UUID tree [ 243.294972][ T8358] BTRFS info (device loop2): setting nodatasum [ 243.294990][ T8358] BTRFS info (device loop2): setting nodatacow [ 243.295002][ T8358] BTRFS info (device loop2): enabling ssd optimizations [ 243.295016][ T8358] BTRFS info (device loop2): turning on flush-on-commit [ 243.295029][ T8358] BTRFS info (device loop2): turning on async discard [ 243.295041][ T8358] BTRFS info (device loop2): enabling free space tree [ 243.295054][ T8358] BTRFS info (device loop2): trying to use backup root at mount time [ 243.295075][ T8358] BTRFS info (device loop2): max_inline set to 0 [ 243.295605][ T8367] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 243.295627][ T8367] BTRFS info (device loop1): using crc32c checksum algorithm [ 243.303038][ T8363] loop4: detected capacity change from 0 to 32768 [ 243.412734][ T8363] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 6b83467b-38e9-48a2-a9da-429b389d8fa4 [ 243.412800][ T8363] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.161 (8363) [ 243.443615][ T8365] loop0: detected capacity change from 0 to 32768 [ 243.469702][ T8365] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 8a9ca94f-61af-4dde-9132-4dcc7cb54853 [ 243.469749][ T8365] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.160 (8365) [ 243.471850][ T8363] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 243.471874][ T8363] BTRFS info (device loop4): using crc32c checksum algorithm [ 243.534748][ T8364] loop3: detected capacity change from 0 to 32768 [ 243.547709][ T8364] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 0189542e-e365-4a6b-a77f-728504041d43 [ 243.547761][ T8364] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.158 (8364) [ 243.564416][ T8365] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 243.564441][ T8365] BTRFS info (device loop0): using crc32c checksum algorithm [ 243.571633][ T8364] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 243.571655][ T8364] BTRFS info (device loop3): using crc32c checksum algorithm [ 243.645482][ T5743] BTRFS info (device loop2): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 243.746105][ T823] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 243.746570][ T8367] BTRFS error (device loop1): failed to load root extent [ 243.746607][ T8367] BTRFS warning (device loop1): try to load backup roots slot 1 [ 243.787537][ T12] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 243.790151][ T8367] BTRFS warning (device loop1): couldn't read tree root [ 243.790170][ T8367] BTRFS warning (device loop1): try to load backup roots slot 2 [ 243.790448][ T12] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 243.790538][ T8367] BTRFS warning (device loop1): couldn't read tree root [ 243.790554][ T8367] BTRFS warning (device loop1): try to load backup roots slot 3 [ 243.982611][ T8367] BTRFS info (device loop1): checking UUID tree [ 243.982743][ T823] BTRFS warning (device loop4): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 243.990899][ T8367] BTRFS info (device loop1): setting nodatasum [ 243.990915][ T8367] BTRFS info (device loop1): setting nodatacow [ 243.990926][ T8367] BTRFS info (device loop1): enabling ssd optimizations [ 243.990937][ T8367] BTRFS info (device loop1): turning on flush-on-commit [ 243.990948][ T8367] BTRFS info (device loop1): turning on async discard [ 243.990959][ T8367] BTRFS info (device loop1): enabling free space tree [ 243.990970][ T8367] BTRFS info (device loop1): trying to use backup root at mount time [ 243.990982][ T8367] BTRFS info (device loop1): max_inline set to 0 [ 244.081210][ T2164] BTRFS warning (device loop0): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 244.081358][ T8365] BTRFS error (device loop0): failed to load root extent [ 244.081393][ T8365] BTRFS warning (device loop0): try to load backup roots slot 1 [ 244.081993][ T2164] BTRFS warning (device loop3): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 244.083601][ T8363] BTRFS error (device loop4): failed to load root extent [ 244.083638][ T8363] BTRFS warning (device loop4): try to load backup roots slot 1 [ 244.083981][ T8364] BTRFS error (device loop3): failed to load root extent [ 244.084014][ T8364] BTRFS warning (device loop3): try to load backup roots slot 1 [ 244.090349][ T12] BTRFS warning (device loop4): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 244.090433][ T823] BTRFS warning (device loop3): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 244.090562][ T8364] BTRFS warning (device loop3): couldn't read tree root [ 244.090577][ T8364] BTRFS warning (device loop3): try to load backup roots slot 2 [ 244.090889][ T3406] BTRFS warning (device loop0): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 244.090973][ T3406] BTRFS error (device loop3): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 244.091081][ T8365] BTRFS warning (device loop0): couldn't read tree root [ 244.091095][ T8365] BTRFS warning (device loop0): try to load backup roots slot 2 [ 244.091287][ T8364] BTRFS warning (device loop3): couldn't read tree root [ 244.091302][ T8364] BTRFS warning (device loop3): try to load backup roots slot 3 [ 244.096388][ T823] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 244.096596][ T8365] BTRFS warning (device loop0): couldn't read tree root [ 244.096611][ T8365] BTRFS warning (device loop0): try to load backup roots slot 3 [ 244.097214][ T8363] BTRFS warning (device loop4): couldn't read tree root [ 244.097231][ T8363] BTRFS warning (device loop4): try to load backup roots slot 2 [ 244.102411][ T823] BTRFS error (device loop4): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 244.106658][ T8363] BTRFS warning (device loop4): couldn't read tree root [ 244.106696][ T8363] BTRFS warning (device loop4): try to load backup roots slot 3 [ 244.188467][ T8365] BTRFS info (device loop0): checking UUID tree [ 244.189414][ T8365] BTRFS info (device loop0): setting nodatasum [ 244.189430][ T8365] BTRFS info (device loop0): setting nodatacow [ 244.189444][ T8365] BTRFS info (device loop0): enabling ssd optimizations [ 244.189457][ T8365] BTRFS info (device loop0): turning on flush-on-commit [ 244.189469][ T8365] BTRFS info (device loop0): turning on async discard [ 244.189481][ T8365] BTRFS info (device loop0): enabling free space tree [ 244.189502][ T8365] BTRFS info (device loop0): trying to use backup root at mount time [ 244.189516][ T8365] BTRFS info (device loop0): max_inline set to 0 [ 244.198272][ T8363] BTRFS info (device loop4): checking UUID tree [ 244.200905][ T8363] BTRFS info (device loop4): setting nodatasum [ 244.200923][ T8363] BTRFS info (device loop4): setting nodatacow [ 244.200935][ T8363] BTRFS info (device loop4): enabling ssd optimizations [ 244.200948][ T8363] BTRFS info (device loop4): turning on flush-on-commit [ 244.200960][ T8363] BTRFS info (device loop4): turning on async discard [ 244.200973][ T8363] BTRFS info (device loop4): enabling free space tree [ 244.200985][ T8363] BTRFS info (device loop4): trying to use backup root at mount time [ 244.200998][ T8363] BTRFS info (device loop4): max_inline set to 0 [ 244.263925][ T8364] BTRFS info (device loop3): checking UUID tree [ 244.281009][ T8364] BTRFS info (device loop3): setting nodatasum [ 244.281026][ T8364] BTRFS info (device loop3): setting nodatacow [ 244.281038][ T8364] BTRFS info (device loop3): enabling ssd optimizations [ 244.281052][ T8364] BTRFS info (device loop3): turning on flush-on-commit [ 244.281064][ T8364] BTRFS info (device loop3): turning on async discard [ 244.281077][ T8364] BTRFS info (device loop3): enabling free space tree [ 244.281089][ T8364] BTRFS info (device loop3): trying to use backup root at mount time [ 244.281103][ T8364] BTRFS info (device loop3): max_inline set to 0 [ 244.838107][ T5759] BTRFS info (device loop4): last unmount of filesystem 6b83467b-38e9-48a2-a9da-429b389d8fa4 [ 244.859872][ T5739] BTRFS info (device loop0): last unmount of filesystem 8a9ca94f-61af-4dde-9132-4dcc7cb54853 [ 244.860067][ T5751] BTRFS info (device loop3): last unmount of filesystem 0189542e-e365-4a6b-a77f-728504041d43 [ 245.182372][ T5744] BTRFS info (device loop1): last unmount of filesystem 3f6dfe18-3011-4c34-a520-8183ace5b6ee [ 246.390381][ T8447] loop2: detected capacity change from 0 to 32768 [ 246.411030][ T8447] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.162 (8447) [ 246.515403][ T8447] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 246.515431][ T8447] BTRFS info (device loop2): using crc32c checksum algorithm [ 246.666395][ T8455] loop4: detected capacity change from 0 to 32768 [ 246.669730][ T8455] BTRFS info: device /dev/loop4 (7:4) using temp-fsid d8f74139-8b6e-46a0-a673-64bbf481056a [ 246.669792][ T8455] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.165 (8455) [ 246.689250][ T8447] BTRFS error (device loop2): failed to load root extent [ 246.689294][ T8447] BTRFS warning (device loop2): try to load backup roots slot 1 [ 246.689634][ T8447] BTRFS warning (device loop2): couldn't read tree root [ 246.689649][ T8447] BTRFS warning (device loop2): try to load backup roots slot 2 [ 246.695079][ T4079] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 246.695521][ T8447] BTRFS warning (device loop2): couldn't read tree root [ 246.695537][ T8447] BTRFS warning (device loop2): try to load backup roots slot 3 [ 246.789421][ T8455] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 246.789446][ T8455] BTRFS info (device loop4): using crc32c checksum algorithm [ 246.815662][ T8447] BTRFS info (device loop2): checking UUID tree [ 246.822898][ T8447] BTRFS info (device loop2): setting nodatasum [ 246.822914][ T8447] BTRFS info (device loop2): setting nodatacow [ 246.822927][ T8447] BTRFS info (device loop2): enabling ssd optimizations [ 246.822940][ T8447] BTRFS info (device loop2): turning on flush-on-commit [ 246.822952][ T8447] BTRFS info (device loop2): turning on async discard [ 246.822964][ T8447] BTRFS info (device loop2): enabling free space tree [ 246.822977][ T8447] BTRFS info (device loop2): trying to use backup root at mount time [ 246.822991][ T8447] BTRFS info (device loop2): max_inline set to 0 [ 246.987093][ T8455] BTRFS error (device loop4): failed to load root extent [ 246.987127][ T8455] BTRFS warning (device loop4): try to load backup roots slot 1 [ 247.014151][ T8455] BTRFS warning (device loop4): couldn't read tree root [ 247.014171][ T8455] BTRFS warning (device loop4): try to load backup roots slot 2 [ 247.014457][ T67] BTRFS error (device loop4): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 247.014575][ T8455] BTRFS warning (device loop4): couldn't read tree root [ 247.014590][ T8455] BTRFS warning (device loop4): try to load backup roots slot 3 [ 247.097785][ T8455] BTRFS info (device loop4): checking UUID tree [ 247.138369][ T8455] BTRFS info (device loop4): setting nodatasum [ 247.138387][ T8455] BTRFS info (device loop4): setting nodatacow [ 247.138400][ T8455] BTRFS info (device loop4): enabling ssd optimizations [ 247.138413][ T8455] BTRFS info (device loop4): turning on flush-on-commit [ 247.138426][ T8455] BTRFS info (device loop4): turning on async discard [ 247.138439][ T8455] BTRFS info (device loop4): enabling free space tree [ 247.138452][ T8455] BTRFS info (device loop4): trying to use backup root at mount time [ 247.138467][ T8455] BTRFS info (device loop4): max_inline set to 0 [ 247.249811][ T8454] loop0: detected capacity change from 0 to 32768 [ 247.251573][ T8454] BTRFS info: device /dev/loop0 (7:0) using temp-fsid 320a1da5-3835-4008-bef4-42cd8ad025b2 [ 247.251621][ T8454] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.163 (8454) [ 247.314644][ T8452] loop3: detected capacity change from 0 to 32768 [ 247.331117][ T8454] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 247.331139][ T8454] BTRFS info (device loop0): using crc32c checksum algorithm [ 247.357486][ T8452] BTRFS info: device /dev/loop3 (7:3) using temp-fsid d3be234b-0535-4217-bd1e-b693d5daeb1e [ 247.357535][ T8452] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.164 (8452) [ 247.421251][ T8452] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 247.421276][ T8452] BTRFS info (device loop3): using crc32c checksum algorithm [ 247.577557][ T8454] BTRFS error (device loop0): failed to load root extent [ 247.577590][ T8454] BTRFS warning (device loop0): try to load backup roots slot 1 [ 247.594157][ T8454] BTRFS warning (device loop0): couldn't read tree root [ 247.594178][ T8454] BTRFS warning (device loop0): try to load backup roots slot 2 [ 247.599439][ T12] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 247.610931][ T8454] BTRFS warning (device loop0): couldn't read tree root [ 247.610949][ T8454] BTRFS warning (device loop0): try to load backup roots slot 3 [ 247.671346][ T8452] BTRFS error (device loop3): failed to load root extent [ 247.671383][ T8452] BTRFS warning (device loop3): try to load backup roots slot 1 [ 247.674088][ T8452] BTRFS warning (device loop3): couldn't read tree root [ 247.674104][ T8452] BTRFS warning (device loop3): try to load backup roots slot 2 [ 247.674351][ T823] BTRFS error (device loop3): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 247.674451][ T8452] BTRFS warning (device loop3): couldn't read tree root [ 247.674464][ T8452] BTRFS warning (device loop3): try to load backup roots slot 3 [ 247.761568][ T8457] loop1: detected capacity change from 0 to 32768 [ 247.793084][ T8457] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 64721128-84ad-4b2e-b7c4-3b6f7ee48484 [ 247.793134][ T8457] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.166 (8457) [ 247.882478][ T8452] BTRFS info (device loop3): checking UUID tree [ 247.887309][ T8452] BTRFS info (device loop3): setting nodatasum [ 247.887328][ T8452] BTRFS info (device loop3): setting nodatacow [ 247.887340][ T8452] BTRFS info (device loop3): enabling ssd optimizations [ 247.887354][ T8452] BTRFS info (device loop3): turning on flush-on-commit [ 247.887366][ T8452] BTRFS info (device loop3): turning on async discard [ 247.887378][ T8452] BTRFS info (device loop3): enabling free space tree [ 247.887391][ T8452] BTRFS info (device loop3): trying to use backup root at mount time [ 247.887405][ T8452] BTRFS info (device loop3): max_inline set to 0 [ 247.894736][ T8457] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 247.894760][ T8457] BTRFS info (device loop1): using crc32c checksum algorithm 2026/07/26 00:15:30 executed programs: 160 [ 248.038304][ T8454] BTRFS info (device loop0): checking UUID tree [ 248.054386][ T8454] BTRFS info (device loop0): setting nodatasum [ 248.054404][ T8454] BTRFS info (device loop0): setting nodatacow [ 248.054417][ T8454] BTRFS info (device loop0): enabling ssd optimizations [ 248.054430][ T8454] BTRFS info (device loop0): turning on flush-on-commit [ 248.054443][ T8454] BTRFS info (device loop0): turning on async discard [ 248.054455][ T8454] BTRFS info (device loop0): enabling free space tree [ 248.054469][ T8454] BTRFS info (device loop0): trying to use backup root at mount time [ 248.054483][ T8454] BTRFS info (device loop0): max_inline set to 0 [ 248.153136][ T8457] BTRFS error (device loop1): failed to load root extent [ 248.153184][ T8457] BTRFS warning (device loop1): try to load backup roots slot 1 [ 248.154647][ T8457] BTRFS warning (device loop1): couldn't read tree root [ 248.154665][ T8457] BTRFS warning (device loop1): try to load backup roots slot 2 [ 248.156054][ T823] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 248.156181][ T8457] BTRFS warning (device loop1): couldn't read tree root [ 248.156195][ T8457] BTRFS warning (device loop1): try to load backup roots slot 3 [ 248.326482][ T8457] BTRFS info (device loop1): checking UUID tree [ 248.330028][ T8457] BTRFS info (device loop1): setting nodatasum [ 248.330044][ T8457] BTRFS info (device loop1): setting nodatacow [ 248.330055][ T8457] BTRFS info (device loop1): enabling ssd optimizations [ 248.330065][ T8457] BTRFS info (device loop1): turning on flush-on-commit [ 248.330074][ T8457] BTRFS info (device loop1): turning on async discard [ 248.330084][ T8457] BTRFS info (device loop1): enabling free space tree [ 248.330095][ T8457] BTRFS info (device loop1): trying to use backup root at mount time [ 248.330107][ T8457] BTRFS info (device loop1): max_inline set to 0 [ 248.406739][ T5743] BTRFS info (device loop2): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 248.758849][ T5751] BTRFS info (device loop3): last unmount of filesystem d3be234b-0535-4217-bd1e-b693d5daeb1e [ 248.833622][ T5759] BTRFS info (device loop4): last unmount of filesystem d8f74139-8b6e-46a0-a673-64bbf481056a [ 249.150039][ T5744] BTRFS info (device loop1): last unmount of filesystem 64721128-84ad-4b2e-b7c4-3b6f7ee48484 [ 249.347573][ T5739] BTRFS info (device loop0): last unmount of filesystem 320a1da5-3835-4008-bef4-42cd8ad025b2 [ 250.438014][ T8537] loop2: detected capacity change from 0 to 32768 [ 250.470000][ T8537] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.167 (8537) [ 250.510272][ T8537] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 250.510297][ T8537] BTRFS info (device loop2): using crc32c checksum algorithm [ 250.689201][ T3406] btrfs_validate_extent_buffer: 10 callbacks suppressed [ 250.689219][ T3406] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 250.689361][ T8537] BTRFS error (device loop2): failed to load root extent [ 250.689394][ T8537] BTRFS warning (device loop2): try to load backup roots slot 1 [ 250.691698][ T3406] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 250.691825][ T8537] BTRFS warning (device loop2): couldn't read tree root [ 250.691841][ T8537] BTRFS warning (device loop2): try to load backup roots slot 2 [ 250.693447][ T3406] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 250.695871][ T8537] BTRFS warning (device loop2): couldn't read tree root [ 250.695888][ T8537] BTRFS warning (device loop2): try to load backup roots slot 3 [ 250.857882][ T8537] BTRFS info (device loop2): checking UUID tree [ 250.880599][ T8537] BTRFS info (device loop2): setting nodatasum [ 250.880618][ T8537] BTRFS info (device loop2): setting nodatacow [ 250.880630][ T8537] BTRFS info (device loop2): enabling ssd optimizations [ 250.880644][ T8537] BTRFS info (device loop2): turning on flush-on-commit [ 250.880657][ T8537] BTRFS info (device loop2): turning on async discard [ 250.880670][ T8537] BTRFS info (device loop2): enabling free space tree [ 250.880683][ T8537] BTRFS info (device loop2): trying to use backup root at mount time [ 250.880697][ T8537] BTRFS info (device loop2): max_inline set to 0 [ 251.305213][ T8544] loop3: detected capacity change from 0 to 32768 [ 251.318684][ T8546] loop0: detected capacity change from 0 to 32768 [ 251.331282][ T8544] BTRFS info: device /dev/loop3 (7:3) using temp-fsid 220a4132-7272-4621-a1af-812d7453b72d [ 251.331337][ T8544] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.168 (8544) [ 251.332480][ T8546] BTRFS info: device /dev/loop0 (7:0) using temp-fsid af72113d-7955-4b0f-a445-2221e245e2e0 [ 251.332534][ T8546] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.171 (8546) [ 251.338889][ T8543] loop4: detected capacity change from 0 to 32768 [ 251.358013][ T8543] BTRFS info: device /dev/loop4 (7:4) using temp-fsid 548f09d7-1603-4775-b3bf-6a2d7efb6bfc [ 251.358065][ T8543] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.169 (8543) [ 251.361855][ T8544] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 251.361879][ T8544] BTRFS info (device loop3): using crc32c checksum algorithm [ 251.377513][ T8546] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 251.380418][ T8546] BTRFS info (device loop0): using crc32c checksum algorithm [ 251.408747][ T8543] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 251.408770][ T8543] BTRFS info (device loop4): using crc32c checksum algorithm [ 251.544672][ T8548] loop1: detected capacity change from 0 to 32768 [ 251.547010][ T8548] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 1f72f522-adc3-48aa-8cba-e3a031e97df0 [ 251.547065][ T8548] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.170 (8548) [ 251.600652][ T8548] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 251.600676][ T8548] BTRFS info (device loop1): using crc32c checksum algorithm [ 251.763473][ T5743] BTRFS info (device loop2): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 251.796920][ T12] BTRFS warning (device loop4): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 251.827034][ T3406] BTRFS warning (device loop3): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 251.828270][ T8544] BTRFS error (device loop3): failed to load root extent [ 251.829022][ T4042] BTRFS warning (device loop0): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 251.831103][ T8546] BTRFS error (device loop0): failed to load root extent [ 251.831140][ T8546] BTRFS warning (device loop0): try to load backup roots slot 1 [ 251.831517][ T1290] BTRFS warning (device loop0): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 251.831641][ T8546] BTRFS warning (device loop0): couldn't read tree root [ 251.831656][ T8546] BTRFS warning (device loop0): try to load backup roots slot 2 [ 251.831913][ T1290] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 251.834658][ T8546] BTRFS warning (device loop0): couldn't read tree root [ 251.834675][ T8546] BTRFS warning (device loop0): try to load backup roots slot 3 [ 251.849073][ T8544] BTRFS warning (device loop3): try to load backup roots slot 1 [ 251.849828][ T4042] BTRFS warning (device loop3): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 251.850006][ T8544] BTRFS warning (device loop3): couldn't read tree root [ 251.850021][ T8544] BTRFS warning (device loop3): try to load backup roots slot 2 [ 251.852185][ T4042] BTRFS error (device loop3): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 251.852379][ T8544] BTRFS warning (device loop3): couldn't read tree root [ 251.852394][ T8544] BTRFS warning (device loop3): try to load backup roots slot 3 [ 251.995399][ T8543] BTRFS error (device loop4): failed to load root extent [ 251.995438][ T8543] BTRFS warning (device loop4): try to load backup roots slot 1 [ 252.000749][ T3406] BTRFS warning (device loop4): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 252.001377][ T8546] BTRFS info (device loop0): checking UUID tree [ 252.001856][ T8543] BTRFS warning (device loop4): couldn't read tree root [ 252.001872][ T8543] BTRFS warning (device loop4): try to load backup roots slot 2 [ 252.005949][ T8546] BTRFS info (device loop0): setting nodatasum [ 252.005967][ T8546] BTRFS info (device loop0): setting nodatacow [ 252.005979][ T8546] BTRFS info (device loop0): enabling ssd optimizations [ 252.005992][ T8546] BTRFS info (device loop0): turning on flush-on-commit [ 252.006005][ T8546] BTRFS info (device loop0): turning on async discard [ 252.006017][ T8546] BTRFS info (device loop0): enabling free space tree [ 252.006029][ T8546] BTRFS info (device loop0): trying to use backup root at mount time [ 252.006043][ T8546] BTRFS info (device loop0): max_inline set to 0 [ 252.009694][ T4042] BTRFS error (device loop4): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 252.011433][ T8544] BTRFS info (device loop3): checking UUID tree [ 252.019372][ T8543] BTRFS warning (device loop4): couldn't read tree root [ 252.019390][ T8543] BTRFS warning (device loop4): try to load backup roots slot 3 [ 252.026064][ T4042] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 252.027890][ T8548] BTRFS error (device loop1): failed to load root extent [ 252.027923][ T8548] BTRFS warning (device loop1): try to load backup roots slot 1 [ 252.028466][ T56] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 252.028917][ T8548] BTRFS warning (device loop1): couldn't read tree root [ 252.028932][ T8548] BTRFS warning (device loop1): try to load backup roots slot 2 [ 252.030658][ T56] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 252.031495][ T8548] BTRFS warning (device loop1): couldn't read tree root [ 252.031511][ T8548] BTRFS warning (device loop1): try to load backup roots slot 3 [ 252.040724][ T8544] BTRFS info (device loop3): setting nodatasum [ 252.040742][ T8544] BTRFS info (device loop3): setting nodatacow [ 252.040754][ T8544] BTRFS info (device loop3): enabling ssd optimizations [ 252.040767][ T8544] BTRFS info (device loop3): turning on flush-on-commit [ 252.040780][ T8544] BTRFS info (device loop3): turning on async discard [ 252.040793][ T8544] BTRFS info (device loop3): enabling free space tree [ 252.040806][ T8544] BTRFS info (device loop3): trying to use backup root at mount time [ 252.040819][ T8544] BTRFS info (device loop3): max_inline set to 0 [ 252.091533][ T8543] BTRFS info (device loop4): checking UUID tree [ 252.097251][ T8543] BTRFS info (device loop4): setting nodatasum [ 252.097267][ T8543] BTRFS info (device loop4): setting nodatacow [ 252.097280][ T8543] BTRFS info (device loop4): enabling ssd optimizations [ 252.097293][ T8543] BTRFS info (device loop4): turning on flush-on-commit [ 252.097306][ T8543] BTRFS info (device loop4): turning on async discard [ 252.097326][ T8543] BTRFS info (device loop4): enabling free space tree [ 252.097339][ T8543] BTRFS info (device loop4): trying to use backup root at mount time [ 252.097352][ T8543] BTRFS info (device loop4): max_inline set to 0 [ 252.208614][ T8548] BTRFS info (device loop1): checking UUID tree [ 252.218256][ T8548] BTRFS info (device loop1): setting nodatasum [ 252.218275][ T8548] BTRFS info (device loop1): setting nodatacow [ 252.218288][ T8548] BTRFS info (device loop1): enabling ssd optimizations [ 252.218301][ T8548] BTRFS info (device loop1): turning on flush-on-commit [ 252.218321][ T8548] BTRFS info (device loop1): turning on async discard [ 252.218333][ T8548] BTRFS info (device loop1): enabling free space tree [ 252.218346][ T8548] BTRFS info (device loop1): trying to use backup root at mount time [ 252.218360][ T8548] BTRFS info (device loop1): max_inline set to 0 [ 252.671541][ T5739] BTRFS info (device loop0): last unmount of filesystem af72113d-7955-4b0f-a445-2221e245e2e0 [ 252.894634][ T5759] BTRFS info (device loop4): last unmount of filesystem 548f09d7-1603-4775-b3bf-6a2d7efb6bfc [ 253.033914][ T5744] BTRFS info (device loop1): last unmount of filesystem 1f72f522-adc3-48aa-8cba-e3a031e97df0 2026/07/26 00:15:36 executed programs: 169 [ 253.646871][ T5751] BTRFS info (device loop3): last unmount of filesystem 220a4132-7272-4621-a1af-812d7453b72d [ 254.237603][ T8627] loop2: detected capacity change from 0 to 32768 [ 254.257049][ T8627] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.172 (8627) [ 254.285849][ T8627] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 254.285875][ T8627] BTRFS info (device loop2): using crc32c checksum algorithm [ 254.538332][ T8627] BTRFS error (device loop2): failed to load root extent [ 254.538371][ T8627] BTRFS warning (device loop2): try to load backup roots slot 1 [ 254.538750][ T8627] BTRFS warning (device loop2): couldn't read tree root [ 254.538766][ T8627] BTRFS warning (device loop2): try to load backup roots slot 2 [ 254.539027][ T823] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 254.539155][ T8627] BTRFS warning (device loop2): couldn't read tree root [ 254.539170][ T8627] BTRFS warning (device loop2): try to load backup roots slot 3 [ 254.622279][ T8627] BTRFS info (device loop2): checking UUID tree [ 254.623696][ T8627] BTRFS info (device loop2): setting nodatasum [ 254.623713][ T8627] BTRFS info (device loop2): setting nodatacow [ 254.623726][ T8627] BTRFS info (device loop2): enabling ssd optimizations [ 254.623739][ T8627] BTRFS info (device loop2): turning on flush-on-commit [ 254.623752][ T8627] BTRFS info (device loop2): turning on async discard [ 254.623765][ T8627] BTRFS info (device loop2): enabling free space tree [ 254.623779][ T8627] BTRFS info (device loop2): trying to use backup root at mount time [ 254.623793][ T8627] BTRFS info (device loop2): max_inline set to 0 [ 255.021158][ T5743] BTRFS info (device loop2): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 255.288977][ T8632] loop0: detected capacity change from 0 to 32768 [ 255.310009][ T8632] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.174 (8632) [ 255.422441][ T8632] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 255.422467][ T8632] BTRFS info (device loop0): using crc32c checksum algorithm [ 255.478181][ T8635] loop4: detected capacity change from 0 to 32768 [ 255.485981][ T8636] loop1: detected capacity change from 0 to 32768 [ 255.487791][ T8636] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 8b26e763-b0ce-4b95-95f3-d8efd06f91d2 [ 255.487845][ T8636] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.175 (8636) [ 255.505685][ T8636] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 255.505710][ T8636] BTRFS info (device loop1): using crc32c checksum algorithm [ 255.567145][ T8635] BTRFS info: device /dev/loop4 (7:4) using temp-fsid fcf27559-d1fb-43aa-b610-a27a836e1760 [ 255.567200][ T8635] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.173 (8635) [ 255.624152][ T1335] ieee802154 phy0 wpan0: encryption failed: -22 [ 255.624213][ T1335] ieee802154 phy1 wpan1: encryption failed: -22 [ 255.686985][ T8635] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 255.687008][ T8635] BTRFS info (device loop4): using crc32c checksum algorithm [ 255.810330][ T823] btrfs_validate_extent_buffer: 2 callbacks suppressed [ 255.810348][ T823] BTRFS warning (device loop0): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 255.811364][ T8632] BTRFS error (device loop0): failed to load root extent [ 255.811400][ T8632] BTRFS warning (device loop0): try to load backup roots slot 1 [ 255.811727][ T823] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 255.811820][ T823] BTRFS warning (device loop0): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 255.811938][ T8632] BTRFS warning (device loop0): couldn't read tree root [ 255.811952][ T8632] BTRFS warning (device loop0): try to load backup roots slot 2 [ 255.812180][ T8636] BTRFS error (device loop1): failed to load root extent [ 255.812214][ T8636] BTRFS warning (device loop1): try to load backup roots slot 1 [ 255.813777][ T2164] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 255.815612][ T8632] BTRFS warning (device loop0): couldn't read tree root [ 255.815629][ T8632] BTRFS warning (device loop0): try to load backup roots slot 3 [ 255.818467][ T823] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 255.818675][ T8636] BTRFS warning (device loop1): couldn't read tree root [ 255.818691][ T8636] BTRFS warning (device loop1): try to load backup roots slot 2 [ 255.819037][ T1893] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 255.819183][ T8636] BTRFS warning (device loop1): couldn't read tree root [ 255.819198][ T8636] BTRFS warning (device loop1): try to load backup roots slot 3 [ 256.089720][ T8632] BTRFS info (device loop0): checking UUID tree [ 256.091262][ T8632] BTRFS info (device loop0): setting nodatasum [ 256.091292][ T8632] BTRFS info (device loop0): setting nodatacow [ 256.091305][ T8632] BTRFS info (device loop0): enabling ssd optimizations [ 256.091319][ T8632] BTRFS info (device loop0): turning on flush-on-commit [ 256.091332][ T8632] BTRFS info (device loop0): turning on async discard [ 256.091344][ T8632] BTRFS info (device loop0): enabling free space tree [ 256.091358][ T8632] BTRFS info (device loop0): trying to use backup root at mount time [ 256.091372][ T8632] BTRFS info (device loop0): max_inline set to 0 [ 256.099763][ T3406] BTRFS warning (device loop4): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 256.099877][ T8635] BTRFS error (device loop4): failed to load root extent [ 256.099909][ T8635] BTRFS warning (device loop4): try to load backup roots slot 1 [ 256.100516][ T3406] BTRFS warning (device loop4): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 256.100618][ T8635] BTRFS warning (device loop4): couldn't read tree root [ 256.100633][ T8635] BTRFS warning (device loop4): try to load backup roots slot 2 [ 256.100947][ T3406] BTRFS error (device loop4): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 256.101045][ T8635] BTRFS warning (device loop4): couldn't read tree root [ 256.101059][ T8635] BTRFS warning (device loop4): try to load backup roots slot 3 [ 256.157683][ T8636] BTRFS info (device loop1): checking UUID tree [ 256.158156][ T8636] BTRFS info (device loop1): setting nodatasum [ 256.158171][ T8636] BTRFS info (device loop1): setting nodatacow [ 256.158184][ T8636] BTRFS info (device loop1): enabling ssd optimizations [ 256.158197][ T8636] BTRFS info (device loop1): turning on flush-on-commit [ 256.158209][ T8636] BTRFS info (device loop1): turning on async discard [ 256.158222][ T8636] BTRFS info (device loop1): enabling free space tree [ 256.158235][ T8636] BTRFS info (device loop1): trying to use backup root at mount time [ 256.158248][ T8636] BTRFS info (device loop1): max_inline set to 0 [ 256.188173][ T8635] BTRFS info (device loop4): checking UUID tree [ 256.190170][ T8635] BTRFS info (device loop4): setting nodatasum [ 256.190187][ T8635] BTRFS info (device loop4): setting nodatacow [ 256.190199][ T8635] BTRFS info (device loop4): enabling ssd optimizations [ 256.190213][ T8635] BTRFS info (device loop4): turning on flush-on-commit [ 256.190225][ T8635] BTRFS info (device loop4): turning on async discard [ 256.190237][ T8635] BTRFS info (device loop4): enabling free space tree [ 256.190250][ T8635] BTRFS info (device loop4): trying to use backup root at mount time [ 256.190264][ T8635] BTRFS info (device loop4): max_inline set to 0 [ 256.391692][ T8639] loop3: detected capacity change from 0 to 32768 [ 256.418718][ T8639] BTRFS info: device /dev/loop3 (7:3) using temp-fsid d05f1750-7f43-427d-adac-a06bb5c49dd4 [ 256.418770][ T8639] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.176 (8639) [ 256.497923][ T8656] loop2: detected capacity change from 0 to 32768 [ 256.543029][ T8639] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 256.543053][ T8639] BTRFS info (device loop3): using crc32c checksum algorithm [ 256.550142][ T8656] BTRFS info: device /dev/loop2 (7:2) using temp-fsid b775e606-e98e-43f2-864e-44aab1c63c97 [ 256.550195][ T8656] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.177 (8656) [ 256.646480][ T8656] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 256.646505][ T8656] BTRFS info (device loop2): using crc32c checksum algorithm [ 256.693991][ T823] BTRFS warning (device loop3): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 256.694119][ T8639] BTRFS error (device loop3): failed to load root extent [ 256.694147][ T8639] BTRFS warning (device loop3): try to load backup roots slot 1 [ 256.703482][ T823] BTRFS warning (device loop3): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 256.749594][ T8639] BTRFS warning (device loop3): couldn't read tree root [ 256.749613][ T8639] BTRFS warning (device loop3): try to load backup roots slot 2 [ 256.751302][ T4042] BTRFS error (device loop3): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 256.751429][ T8639] BTRFS warning (device loop3): couldn't read tree root [ 256.751445][ T8639] BTRFS warning (device loop3): try to load backup roots slot 3 [ 256.828242][ T5739] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 256.890021][ T8639] BTRFS info (device loop3): checking UUID tree [ 256.890079][ T5759] BTRFS info (device loop4): last unmount of filesystem fcf27559-d1fb-43aa-b610-a27a836e1760 [ 256.890523][ T8639] BTRFS info (device loop3): setting nodatasum [ 256.890539][ T8639] BTRFS info (device loop3): setting nodatacow [ 256.890551][ T8639] BTRFS info (device loop3): enabling ssd optimizations [ 256.890564][ T8639] BTRFS info (device loop3): turning on flush-on-commit [ 256.890577][ T8639] BTRFS info (device loop3): turning on async discard [ 256.890589][ T8639] BTRFS info (device loop3): enabling free space tree [ 256.890602][ T8639] BTRFS info (device loop3): trying to use backup root at mount time [ 256.890632][ T8639] BTRFS info (device loop3): max_inline set to 0 [ 257.015911][ T56] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 257.016058][ T8656] BTRFS error (device loop2): failed to load root extent [ 257.016093][ T8656] BTRFS warning (device loop2): try to load backup roots slot 1 [ 257.016361][ T56] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 257.016479][ T8656] BTRFS warning (device loop2): couldn't read tree root [ 257.016494][ T8656] BTRFS warning (device loop2): try to load backup roots slot 2 [ 257.016758][ T56] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 257.016870][ T8656] BTRFS warning (device loop2): couldn't read tree root [ 257.016885][ T8656] BTRFS warning (device loop2): try to load backup roots slot 3 [ 257.313942][ T8656] BTRFS info (device loop2): checking UUID tree [ 257.315612][ T8656] BTRFS info (device loop2): setting nodatasum [ 257.315630][ T8656] BTRFS info (device loop2): setting nodatacow [ 257.315643][ T8656] BTRFS info (device loop2): enabling ssd optimizations [ 257.315656][ T8656] BTRFS info (device loop2): turning on flush-on-commit [ 257.315669][ T8656] BTRFS info (device loop2): turning on async discard [ 257.315682][ T8656] BTRFS info (device loop2): enabling free space tree [ 257.315694][ T8656] BTRFS info (device loop2): trying to use backup root at mount time [ 257.315708][ T8656] BTRFS info (device loop2): max_inline set to 0 [ 257.856431][ T5744] BTRFS info (device loop1): last unmount of filesystem 8b26e763-b0ce-4b95-95f3-d8efd06f91d2 [ 258.414942][ T5751] BTRFS info (device loop3): last unmount of filesystem d05f1750-7f43-427d-adac-a06bb5c49dd4 2026/07/26 00:15:41 executed programs: 175 [ 258.925013][ T5743] BTRFS info (device loop2): last unmount of filesystem b775e606-e98e-43f2-864e-44aab1c63c97 [ 259.630256][ T8733] loop0: detected capacity change from 0 to 32768 [ 259.677073][ T8733] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.178 (8733) [ 259.724099][ T8733] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 259.724125][ T8733] BTRFS info (device loop0): using crc32c checksum algorithm [ 260.031681][ T8733] BTRFS error (device loop0): failed to load root extent [ 260.031722][ T8733] BTRFS warning (device loop0): try to load backup roots slot 1 [ 260.034388][ T8733] BTRFS warning (device loop0): couldn't read tree root [ 260.034407][ T8733] BTRFS warning (device loop0): try to load backup roots slot 2 [ 260.072291][ T4079] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 260.074263][ T8733] BTRFS warning (device loop0): couldn't read tree root [ 260.074280][ T8733] BTRFS warning (device loop0): try to load backup roots slot 3 [ 260.200929][ T8733] BTRFS info (device loop0): checking UUID tree [ 260.207750][ T8733] BTRFS info (device loop0): setting nodatasum [ 260.207768][ T8733] BTRFS info (device loop0): setting nodatacow [ 260.207781][ T8733] BTRFS info (device loop0): enabling ssd optimizations [ 260.207806][ T8733] BTRFS info (device loop0): turning on flush-on-commit [ 260.207819][ T8733] BTRFS info (device loop0): turning on async discard [ 260.207831][ T8733] BTRFS info (device loop0): enabling free space tree [ 260.207844][ T8733] BTRFS info (device loop0): trying to use backup root at mount time [ 260.207857][ T8733] BTRFS info (device loop0): max_inline set to 0 [ 260.301887][ T8744] loop3: detected capacity change from 0 to 32768 [ 260.311612][ T8744] BTRFS info: device /dev/loop3 (7:3) using temp-fsid f3ca1133-2ce1-4558-917f-9433bb01451b [ 260.311673][ T8744] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.181 (8744) [ 260.343256][ T8744] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 260.343281][ T8744] BTRFS info (device loop3): using crc32c checksum algorithm [ 260.498362][ T8742] loop1: detected capacity change from 0 to 32768 [ 260.544705][ T8742] BTRFS info: device /dev/loop1 (7:1) using temp-fsid 97ae037f-2ae3-451a-89a7-751220401f3d [ 260.544740][ T8742] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.180 (8742) [ 260.632612][ T8744] BTRFS error (device loop3): failed to load root extent [ 260.632650][ T8744] BTRFS warning (device loop3): try to load backup roots slot 1 [ 260.635768][ T8744] BTRFS warning (device loop3): couldn't read tree root [ 260.635784][ T8744] BTRFS warning (device loop3): try to load backup roots slot 2 [ 260.635999][ T8742] BTRFS info (device loop1): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 260.636022][ T8742] BTRFS info (device loop1): using crc32c checksum algorithm [ 260.640421][ T823] BTRFS error (device loop3): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 260.641161][ T8744] BTRFS warning (device loop3): couldn't read tree root [ 260.641178][ T8744] BTRFS warning (device loop3): try to load backup roots slot 3 [ 260.851358][ T8744] BTRFS info (device loop3): checking UUID tree [ 260.864975][ T1893] btrfs_validate_extent_buffer: 4 callbacks suppressed [ 260.864992][ T1893] BTRFS warning (device loop1): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 260.865746][ T8742] BTRFS error (device loop1): failed to load root extent [ 260.865784][ T8742] BTRFS warning (device loop1): try to load backup roots slot 1 [ 260.866069][ T1893] BTRFS warning (device loop1): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 260.866278][ T8742] BTRFS warning (device loop1): couldn't read tree root [ 260.866294][ T8742] BTRFS warning (device loop1): try to load backup roots slot 2 [ 260.868938][ T4042] BTRFS error (device loop1): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 260.869097][ T8744] BTRFS info (device loop3): setting nodatasum [ 260.869112][ T8744] BTRFS info (device loop3): setting nodatacow [ 260.869123][ T8744] BTRFS info (device loop3): enabling ssd optimizations [ 260.869134][ T8744] BTRFS info (device loop3): turning on flush-on-commit [ 260.869147][ T8744] BTRFS info (device loop3): turning on async discard [ 260.869158][ T8744] BTRFS info (device loop3): enabling free space tree [ 260.869172][ T8744] BTRFS info (device loop3): trying to use backup root at mount time [ 260.869184][ T8744] BTRFS info (device loop3): max_inline set to 0 [ 260.869655][ T8742] BTRFS warning (device loop1): couldn't read tree root [ 260.869672][ T8742] BTRFS warning (device loop1): try to load backup roots slot 3 [ 260.995360][ T8747] loop2: detected capacity change from 0 to 32768 [ 261.019118][ T8742] BTRFS info (device loop1): checking UUID tree [ 261.035673][ T8742] BTRFS info (device loop1): setting nodatasum [ 261.035693][ T8742] BTRFS info (device loop1): setting nodatacow [ 261.035706][ T8742] BTRFS info (device loop1): enabling ssd optimizations [ 261.035719][ T8742] BTRFS info (device loop1): turning on flush-on-commit [ 261.035732][ T8742] BTRFS info (device loop1): turning on async discard [ 261.035743][ T8742] BTRFS info (device loop1): enabling free space tree [ 261.035756][ T8742] BTRFS info (device loop1): trying to use backup root at mount time [ 261.035770][ T8742] BTRFS info (device loop1): max_inline set to 0 [ 261.037990][ T8747] BTRFS info: device /dev/loop2 (7:2) using temp-fsid 5da0946c-ae34-4dc1-9b3a-d9bd120c2f96 [ 261.038042][ T8747] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.182 (8747) [ 261.172676][ T8747] BTRFS info (device loop2): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 261.172698][ T8747] BTRFS info (device loop2): using crc32c checksum algorithm [ 261.554989][ T1893] BTRFS warning (device loop2): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 261.555099][ T8747] BTRFS error (device loop2): failed to load root extent [ 261.555133][ T8747] BTRFS warning (device loop2): try to load backup roots slot 1 [ 261.593104][ T4079] BTRFS warning (device loop2): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 261.594034][ T8747] BTRFS warning (device loop2): couldn't read tree root [ 261.594051][ T8747] BTRFS warning (device loop2): try to load backup roots slot 2 [ 261.607072][ T823] BTRFS error (device loop2): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 261.607199][ T8747] BTRFS warning (device loop2): couldn't read tree root [ 261.607214][ T8747] BTRFS warning (device loop2): try to load backup roots slot 3 [ 261.766802][ T8747] BTRFS info (device loop2): checking UUID tree [ 261.769864][ T8747] BTRFS info (device loop2): setting nodatasum [ 261.769881][ T8747] BTRFS info (device loop2): setting nodatacow [ 261.769893][ T8747] BTRFS info (device loop2): enabling ssd optimizations [ 261.769905][ T8747] BTRFS info (device loop2): turning on flush-on-commit [ 261.769918][ T8747] BTRFS info (device loop2): turning on async discard [ 261.769931][ T8747] BTRFS info (device loop2): enabling free space tree [ 261.769943][ T8747] BTRFS info (device loop2): trying to use backup root at mount time [ 261.769956][ T8747] BTRFS info (device loop2): max_inline set to 0 [ 261.772901][ T5739] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 262.258982][ T5744] BTRFS info (device loop1): last unmount of filesystem 97ae037f-2ae3-451a-89a7-751220401f3d [ 262.360177][ T5751] BTRFS info (device loop3): last unmount of filesystem f3ca1133-2ce1-4558-917f-9433bb01451b [ 262.690019][ T8766] loop4: detected capacity change from 0 to 32768 [ 262.696433][ T8766] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.183 (8766) [ 262.779036][ T8766] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 262.779066][ T8766] BTRFS info (device loop4): using crc32c checksum algorithm [ 262.983695][ T3406] BTRFS warning (device loop4): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 262.997396][ T8766] BTRFS error (device loop4): failed to load root extent [ 262.997434][ T8766] BTRFS warning (device loop4): try to load backup roots slot 1 [ 262.998264][ T3406] BTRFS warning (device loop4): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 262.998389][ T8766] BTRFS warning (device loop4): couldn't read tree root [ 262.998404][ T8766] BTRFS warning (device loop4): try to load backup roots slot 2 [ 262.998662][ T3406] BTRFS error (device loop4): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 262.998789][ T8766] BTRFS warning (device loop4): couldn't read tree root [ 262.998804][ T8766] BTRFS warning (device loop4): try to load backup roots slot 3 [ 263.103087][ T8766] BTRFS info (device loop4): checking UUID tree [ 263.116906][ T5743] BTRFS info (device loop2): last unmount of filesystem 5da0946c-ae34-4dc1-9b3a-d9bd120c2f96 [ 263.124829][ T8766] BTRFS info (device loop4): setting nodatasum [ 263.124848][ T8766] BTRFS info (device loop4): setting nodatacow [ 263.124860][ T8766] BTRFS info (device loop4): enabling ssd optimizations [ 263.124874][ T8766] BTRFS info (device loop4): turning on flush-on-commit [ 263.124885][ T8766] BTRFS info (device loop4): turning on async discard [ 263.124898][ T8766] BTRFS info (device loop4): enabling free space tree [ 263.124911][ T8766] BTRFS info (device loop4): trying to use backup root at mount time [ 263.124923][ T8766] BTRFS info (device loop4): max_inline set to 0 2026/07/26 00:15:46 executed programs: 181 [ 264.215252][ T5759] BTRFS info (device loop4): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 264.327844][ T8830] loop3: detected capacity change from 0 to 32768 [ 264.362775][ T8830] BTRFS info: device /dev/loop3 (7:3) using temp-fsid af380d8a-fa74-4727-9e7e-a78c1b968c3e [ 264.362829][ T8830] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.185 (8830) [ 264.417546][ T8830] BTRFS info (device loop3): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 264.417573][ T8830] BTRFS info (device loop3): using crc32c checksum algorithm [ 264.499859][ T4042] BTRFS warning (device loop3): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 264.499977][ T8830] BTRFS error (device loop3): failed to load root extent [ 264.500011][ T8830] BTRFS warning (device loop3): try to load backup roots slot 1 [ 264.500636][ T2164] BTRFS warning (device loop3): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 264.500731][ T8830] BTRFS warning (device loop3): couldn't read tree root [ 264.500746][ T8830] BTRFS warning (device loop3): try to load backup roots slot 2 [ 264.563526][ T2164] BTRFS error (device loop3): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 264.563620][ T8830] BTRFS warning (device loop3): couldn't read tree root [ 264.563637][ T8830] BTRFS warning (device loop3): try to load backup roots slot 3 [ 264.638636][ T8815] loop0: detected capacity change from 0 to 32768 [ 264.660223][ T8815] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.184 (8815) [ 264.679886][ T8815] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 264.679909][ T8815] BTRFS info (device loop0): using crc32c checksum algorithm [ 264.744667][ T8830] BTRFS info (device loop3): checking UUID tree [ 264.750209][ T8830] BTRFS info (device loop3): setting nodatasum [ 264.750226][ T8830] BTRFS info (device loop3): setting nodatacow [ 264.750239][ T8830] BTRFS info (device loop3): enabling ssd optimizations [ 264.750251][ T8830] BTRFS info (device loop3): turning on flush-on-commit [ 264.750264][ T8830] BTRFS info (device loop3): turning on async discard [ 264.750275][ T8830] BTRFS info (device loop3): enabling free space tree [ 264.750289][ T8830] BTRFS info (device loop3): trying to use backup root at mount time [ 264.750303][ T8830] BTRFS info (device loop3): max_inline set to 0 [ 264.942281][ T3406] BTRFS warning (device loop0): checksum verify failed on logical 5337088 mirror 1 wanted 0xe63dbdda found 0xc926492d level 0 [ 264.961722][ T8815] BTRFS error (device loop0): failed to load root extent [ 264.988314][ T8815] BTRFS warning (device loop0): try to load backup roots slot 1 [ 265.049328][ T1893] BTRFS warning (device loop0): checksum verify failed on logical 5324800 mirror 1 wanted 0x9f73850b found 0x80379423 level 0 [ 265.049444][ T8815] BTRFS warning (device loop0): couldn't read tree root [ 265.049461][ T8815] BTRFS warning (device loop0): try to load backup roots slot 2 [ 265.063215][ T1893] BTRFS error (device loop0): level verify failed on logical 5255168 mirror 1 wanted 0 found 1 [ 265.063315][ T8815] BTRFS warning (device loop0): couldn't read tree root [ 265.063331][ T8815] BTRFS warning (device loop0): try to load backup roots slot 3 [ 265.120442][ T8815] BTRFS info (device loop0): checking UUID tree [ 265.121333][ T8815] BTRFS info (device loop0): setting nodatasum [ 265.121349][ T8815] BTRFS info (device loop0): setting nodatacow [ 265.121361][ T8815] BTRFS info (device loop0): enabling ssd optimizations [ 265.121374][ T8815] BTRFS info (device loop0): turning on flush-on-commit [ 265.121387][ T8815] BTRFS info (device loop0): turning on async discard [ 265.121399][ T8815] BTRFS info (device loop0): enabling free space tree [ 265.121413][ T8815] BTRFS info (device loop0): trying to use backup root at mount time [ 265.121427][ T8815] BTRFS info (device loop0): max_inline set to 0 [ 265.317469][ T8829] loop1: detected capacity change from 0 to 32768 [ 265.354172][ T8829] BTRFS info: device /dev/loop1 (7:1) using temp-fsid fcac4086-b8c5-4f3b-99d7-a4e747dd5629 [ 265.354221][ T8829] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop1 (7:1) scanned by syz.1.186 (8829) [ 265.418832][ T8830] BTRFS critical (device loop3): panic in insert_ordered_extent:264: overlapping ordered extents, existing oe file_offset 32768 num_bytes 430080 flags 0x1089, new oe file_offset 32768 num_bytes 430080 flags 0x80 (errno=-17 Object already exists) [ 265.419166][ T8830] ------------[ cut here ]------------ [ 265.419173][ T8830] kernel BUG at fs/btrfs/ordered-data.c:264! [ 265.419219][ T8830] Oops: invalid opcode: 0000 [#1] SMP KASAN PTI [ 265.419248][ T8830] CPU: 0 UID: 0 PID: 8830 Comm: syz.3.185 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 265.419277][ T8830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 265.419293][ T8830] RIP: 0010:btrfs_alloc_ordered_extent+0x943/0xad0 [ 265.419329][ T8830] Code: 87 8d ba 08 01 00 00 b9 ef ff ff ff 49 c7 c0 a0 46 b8 8b 4d 89 f9 ff 75 00 41 54 41 55 41 56 53 e8 22 53 1c fd 48 83 c4 28 90 <0f> 0b e8 76 dd b7 fd 48 c7 c7 00 3e b8 8b 48 c7 c6 60 3e b8 8b 48 [ 265.419340][ T8830] RSP: 0018:ffffc9000e1fe890 EFLAGS: 00010296 [ 265.419360][ T8830] RAX: 99635e2fd1aa0000 RBX: 0000000000069000 RCX: 1ffff92001c3fcf0 [ 265.419370][ T8830] RDX: 0000000000000003 RSI: ffffffff8daf4ae5 RDI: ffff88802dcbdd00 [ 265.419380][ T8830] RBP: ffff888039ea22a0 R08: 0000000000000000 R09: 0000000000000000 [ 265.419388][ T8830] R10: dffffc0000000000 R11: fffff52001c3fc61 R12: 0000000000069000 [ 265.419397][ T8830] R13: 0000000000008000 R14: 0000000000001089 R15: 0000000000008000 [ 265.419405][ T8830] FS: 00007f87f828e6c0(0000) GS:ffff888125c42000(0000) knlGS:0000000000000000 [ 265.419417][ T8830] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 265.419426][ T8830] CR2: 000055d5d6eb30c0 CR3: 0000000011f92000 CR4: 00000000003526f0 [ 265.419438][ T8830] Call Trace: [ 265.419444][ T8830] [ 265.419451][ T8830] cow_file_range+0x744/0x12a0 [ 265.419470][ T8830] ? kmem_cache_free+0x187/0x6c0 [ 265.419487][ T8830] ? __pfx_cow_file_range+0x10/0x10 [ 265.419509][ T8830] fallback_to_cow+0x5ea/0xa00 [ 265.419535][ T8830] ? __pfx_free_extent_buffer+0x10/0x10 [ 265.419552][ T8830] ? __pfx_fallback_to_cow+0x10/0x10 [ 265.419574][ T8830] ? btrfs_release_path+0x1e8/0x210 [ 265.419596][ T8830] run_delalloc_nocow+0x110c/0x17a0 [ 265.419619][ T8830] ? __pfx_run_delalloc_nocow+0x10/0x10 [ 265.419635][ T8830] ? btrfs_clear_extent_bit_changeset+0xeb6/0x17b0 [ 265.419663][ T8830] btrfs_run_delalloc_range+0x8ba/0x1fd0 [ 265.419683][ T8830] ? btrfs_copy_subpage_dirty_bitmap+0x1ba/0x590 [ 265.419706][ T8830] ? __pfx_btrfs_run_delalloc_range+0x10/0x10 [ 265.419723][ T8830] ? btrfs_folio_set_lock+0x370/0x5f0 [ 265.419744][ T8830] ? __bitmap_set+0x12f/0x170 [ 265.419767][ T8830] writepage_delalloc+0x104d/0x1ba0 [ 265.419787][ T8830] ? filemap_get_folios_tag+0x118/0x720 [ 265.419815][ T8830] ? rt_spin_unlock+0x163/0x200 [ 265.419843][ T8830] ? __pfx_writepage_delalloc+0x10/0x10 [ 265.419865][ T8830] ? set_folio_extent_mapped+0x18b/0x4a0 [ 265.419883][ T8830] btrfs_writepages+0x1667/0x28b0 [ 265.419910][ T8830] ? __pfx_btrfs_writepages+0x10/0x10 [ 265.419943][ T8830] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 265.419962][ T8830] ? rt_mutex_slowunlock+0x4ee/0xa20 [ 265.419986][ T8830] ? __pfx_btrfs_writepages+0x10/0x10 [ 265.420002][ T8830] do_writepages+0x338/0x560 [ 265.420020][ T8830] ? rt_spin_unlock+0x157/0x200 [ 265.420043][ T8830] filemap_fdatawrite_range+0x1f2/0x300 [ 265.420062][ T8830] ? __pfx_filemap_fdatawrite_range+0x10/0x10 [ 265.420094][ T8830] ? __pfx_btrfs_buffered_write+0x10/0x10 [ 265.420113][ T8830] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 265.420132][ T8830] btrfs_fdatawrite_range+0x54/0xf0 [ 265.420151][ T8830] btrfs_direct_write+0x6a0/0xc30 [ 265.420178][ T8830] ? __pfx_btrfs_direct_write+0x10/0x10 [ 265.420211][ T8830] ? __resched_curr+0x23e/0x530 [ 265.420232][ T8830] btrfs_do_write_iter+0x329/0x790 [ 265.420251][ T8830] ? __pfx_btrfs_do_write_iter+0x10/0x10 [ 265.420271][ T8830] ? preempt_schedule_common+0x82/0xd0 [ 265.420290][ T8830] do_iter_readv_writev+0x624/0x8d0 [ 265.420312][ T8830] ? __pfx_do_iter_readv_writev+0x10/0x10 [ 265.420338][ T8830] vfs_writev+0x34c/0x990 [ 265.420354][ T8830] ? __pfx_vfs_writev+0x10/0x10 [ 265.420373][ T8830] ? __fget_files+0x2a/0x420 [ 265.420391][ T8830] ? __fget_files+0x3a8/0x420 [ 265.420406][ T8830] ? __fget_files+0x2a/0x420 [ 265.420425][ T8830] __se_sys_pwritev2+0x17a/0x2a0 [ 265.420448][ T8830] ? __pfx___se_sys_pwritev2+0x10/0x10 [ 265.420472][ T8830] ? __x64_sys_pwritev2+0x20/0xc0 [ 265.420493][ T8830] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 265.420509][ T8830] do_syscall_64+0x174/0x580 [ 265.420528][ T8830] ? trace_irq_disable+0x3b/0x140 [ 265.420545][ T8830] ? clear_bhb_loop+0x40/0x90 [ 265.420563][ T8830] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 265.420579][ T8830] RIP: 0033:0x7f87f8c2de99 [ 265.420602][ T8830] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 265.420616][ T8830] RSP: 002b:00007f87f828e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000148 [ 265.420634][ T8830] RAX: ffffffffffffffda RBX: 00007f87f8eb5fa0 RCX: 00007f87f8c2de99 [ 265.420646][ T8830] RDX: 0000000000000001 RSI: 0000200000000240 RDI: 0000000000000004 [ 265.420657][ T8830] RBP: 00007f87f8cc3eaf R08: 0000000000000000 R09: 0000000000000003 [ 265.420667][ T8830] R10: 0000000000007000 R11: 0000000000000246 R12: 0000000000000000 [ 265.420678][ T8830] R13: 00007f87f8eb6038 R14: 00007f87f8eb5fa0 R15: 00007ffcae1d2e08 [ 265.420695][ T8830] [ 265.420701][ T8830] Modules linked in: [ 265.420734][ T8830] ---[ end trace 0000000000000000 ]--- [ 265.420755][ T8830] RIP: 0010:btrfs_alloc_ordered_extent+0x943/0xad0 [ 265.420780][ T8830] Code: 87 8d ba 08 01 00 00 b9 ef ff ff ff 49 c7 c0 a0 46 b8 8b 4d 89 f9 ff 75 00 41 54 41 55 41 56 53 e8 22 53 1c fd 48 83 c4 28 90 <0f> 0b e8 76 dd b7 fd 48 c7 c7 00 3e b8 8b 48 c7 c6 60 3e b8 8b 48 [ 265.420793][ T8830] RSP: 0018:ffffc9000e1fe890 EFLAGS: 00010296 [ 265.420808][ T8830] RAX: 99635e2fd1aa0000 RBX: 0000000000069000 RCX: 1ffff92001c3fcf0 [ 265.420820][ T8830] RDX: 0000000000000003 RSI: ffffffff8daf4ae5 RDI: ffff88802dcbdd00 [ 265.420832][ T8830] RBP: ffff888039ea22a0 R08: 0000000000000000 R09: 0000000000000000 [ 265.420843][ T8830] R10: dffffc0000000000 R11: fffff52001c3fc61 R12: 0000000000069000 [ 265.420855][ T8830] R13: 0000000000008000 R14: 0000000000001089 R15: 0000000000008000 [ 265.420866][ T8830] FS: 00007f87f828e6c0(0000) GS:ffff888125c42000(0000) knlGS:0000000000000000 [ 265.420880][ T8830] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 265.420892][ T8830] CR2: 000055d5d6eb30c0 CR3: 0000000011f92000 CR4: 00000000003526f0 [ 265.420908][ T8830] Kernel panic - not syncing: Fatal exception [ 265.421159][ T8830] Kernel Offset: disabled