uted programs: 1055
[  331.152770][   T37] audit: type=1800 audit(1770620152.563:1794): pid=10684 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.1059" name="file1" dev="loop0" ino=15 res=0 errno=0
[  331.180841][   T37] audit: type=1800 audit(1770620152.593:1795): pid=10684 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.1059" name="file1" dev="loop0" ino=15 res=0 errno=0
[  331.183626][T10682] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  331.184494][T10684] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  331.184527][T10684] EXT4-fs (loop0): This should not happen!! Data will be lost
[  331.184527][T10684] 
[  331.184541][T10684] EXT4-fs (loop0): Total free blocks count 0
[  331.184553][T10684] EXT4-fs (loop0): Free/Dirty block details
[  331.184567][T10684] EXT4-fs (loop0): free_blocks=4096
[  331.184581][T10684] EXT4-fs (loop0): dirty_blocks=16
[  331.184593][T10684] EXT4-fs (loop0): Block reservation details
[  331.184604][T10684] EXT4-fs (loop0): i_reserved_data_blocks=1
[  331.197996][T10684] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  331.198029][T10684] EXT4-fs (loop0): This should not happen!! Data will be lost
[  331.198029][T10684] 
[  331.228335][   T37] audit: type=1800 audit(1770620152.633:1796): pid=10687 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.1058" name="file1" dev="loop3" ino=15 res=0 errno=0
[  331.237037][   T37] audit: type=1800 audit(1770620152.643:1797): pid=10687 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.1058" name="file1" dev="loop3" ino=15 res=0 errno=0
[  331.279565][T10683] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  331.281678][T10687] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  331.281712][T10687] EXT4-fs (loop3): This should not happen!! Data will be lost
[  331.281712][T10687] 
[  331.281726][T10687] EXT4-fs (loop3): Total free blocks count 0
[  331.281739][T10687] EXT4-fs (loop3): Free/Dirty block details
[  331.281753][T10687] EXT4-fs (loop3): free_blocks=4096
[  331.281766][T10687] EXT4-fs (loop3): dirty_blocks=16
[  331.281778][T10687] EXT4-fs (loop3): Block reservation details
[  331.281789][T10687] EXT4-fs (loop3): i_reserved_data_blocks=1
[  331.325882][   T37] audit: type=1800 audit(1770620152.733:1798): pid=10691 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.1060" name="file1" dev="loop4" ino=15 res=0 errno=0
[  331.325935][   T37] audit: type=1800 audit(1770620152.733:1799): pid=10691 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.1060" name="file1" dev="loop4" ino=15 res=0 errno=0
[  331.334594][T10698] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  331.334627][T10698] EXT4-fs (loop3): This should not happen!! Data will be lost
[  331.334627][T10698] 
[  331.361077][T10690] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  331.362059][T10691] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  331.362085][T10691] EXT4-fs (loop4): This should not happen!! Data will be lost
[  331.362085][T10691] 
[  331.362098][T10691] EXT4-fs (loop4): Total free blocks count 0
[  331.362110][T10691] EXT4-fs (loop4): Free/Dirty block details
[  331.362124][T10691] EXT4-fs (loop4): free_blocks=4096
[  331.362137][T10691] EXT4-fs (loop4): dirty_blocks=16
[  331.362148][T10691] EXT4-fs (loop4): Block reservation details
[  331.362159][T10691] EXT4-fs (loop4): i_reserved_data_blocks=1
[  331.381843][T10691] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  331.381878][T10691] EXT4-fs (loop4): This should not happen!! Data will be lost
[  331.381878][T10691] 
[  331.703956][   T37] audit: type=1800 audit(1770620153.113:1800): pid=10695 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.1061" name="file1" dev="loop2" ino=15 res=0 errno=0
[  331.709408][   T37] audit: type=1800 audit(1770620153.113:1801): pid=10695 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.1061" name="file1" dev="loop2" ino=15 res=0 errno=0
[  331.711090][T10693] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  331.711978][T10695] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  331.712004][T10695] EXT4-fs (loop2): This should not happen!! Data will be lost
[  331.712004][T10695] 
[  331.712019][T10695] EXT4-fs (loop2): Total free blocks count 0
[  331.712032][T10695] EXT4-fs (loop2): Free/Dirty block details
[  331.712045][T10695] EXT4-fs (loop2): free_blocks=4096
[  331.712058][T10695] EXT4-fs (loop2): dirty_blocks=16
[  331.712070][T10695] EXT4-fs (loop2): Block reservation details
[  331.712081][T10695] EXT4-fs (loop2): i_reserved_data_blocks=1
[  331.735358][T10695] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  331.735392][T10695] EXT4-fs (loop2): This should not happen!! Data will be lost
[  331.735392][T10695] 
[  331.930760][T10703] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  331.931817][T10704] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  331.931844][T10704] EXT4-fs (loop0): This should not happen!! Data will be lost
[  331.931844][T10704] 
[  331.931859][T10704] EXT4-fs (loop0): Total free blocks count 0
[  331.931872][T10704] EXT4-fs (loop0): Free/Dirty block details
[  331.931885][T10704] EXT4-fs (loop0): free_blocks=4096
[  331.931899][T10704] EXT4-fs (loop0): dirty_blocks=16
[  331.931911][T10704] EXT4-fs (loop0): Block reservation details
[  331.931922][T10704] EXT4-fs (loop0): i_reserved_data_blocks=1
[  331.936117][T10704] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  331.936146][T10704] EXT4-fs (loop0): This should not happen!! Data will be lost
[  331.936146][T10704] 
[  332.199203][T10705] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  332.222739][T10706] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  332.222769][T10706] EXT4-fs (loop4): This should not happen!! Data will be lost
[  332.222769][T10706] 
[  332.222782][T10706] EXT4-fs (loop4): Total free blocks count 0
[  332.222793][T10706] EXT4-fs (loop4): Free/Dirty block details
[  332.222805][T10706] EXT4-fs (loop4): free_blocks=4096
[  332.222817][T10706] EXT4-fs (loop4): dirty_blocks=16
[  332.222827][T10706] EXT4-fs (loop4): Block reservation details
[  332.222837][T10706] EXT4-fs (loop4): i_reserved_data_blocks=1
[  332.260494][T10706] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  332.260527][T10706] EXT4-fs (loop4): This should not happen!! Data will be lost
[  332.260527][T10706] 
[  332.315490][T10711] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  332.329068][T10717] set_capacity_and_notify: 18 callbacks suppressed
[  332.329088][T10717] loop3: detected capacity change from 0 to 2048
[  332.339667][T10712] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  332.339699][T10712] EXT4-fs (loop1): This should not happen!! Data will be lost
[  332.339699][T10712] 
[  332.339713][T10712] EXT4-fs (loop1): Total free blocks count 0
[  332.339725][T10712] EXT4-fs (loop1): Free/Dirty block details
[  332.339737][T10712] EXT4-fs (loop1): free_blocks=4096
[  332.339751][T10712] EXT4-fs (loop1): dirty_blocks=16
[  332.339763][T10712] EXT4-fs (loop1): Block reservation details
[  332.339774][T10712] EXT4-fs (loop1): i_reserved_data_blocks=1
[  332.378372][T10712] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  332.378404][T10712] EXT4-fs (loop1): This should not happen!! Data will be lost
[  332.378404][T10712] 
[  332.409759][T10718] loop2: detected capacity change from 0 to 2048
[  332.584855][T10714] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  332.586319][T10717] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  332.586349][T10717] EXT4-fs (loop3): This should not happen!! Data will be lost
[  332.586349][T10717] 
[  332.586363][T10717] EXT4-fs (loop3): Total free blocks count 0
[  332.586376][T10717] EXT4-fs (loop3): Free/Dirty block details
[  332.586389][T10717] EXT4-fs (loop3): free_blocks=4096
[  332.586403][T10717] EXT4-fs (loop3): dirty_blocks=16
[  332.586415][T10717] EXT4-fs (loop3): Block reservation details
[  332.586426][T10717] EXT4-fs (loop3): i_reserved_data_blocks=1
[  332.630344][T10717] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  332.630376][T10717] EXT4-fs (loop3): This should not happen!! Data will be lost
[  332.630376][T10717] 
[  332.631564][T10715] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  332.632965][T10718] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  332.632993][T10718] EXT4-fs (loop2): This should not happen!! Data will be lost
[  332.632993][T10718] 
[  332.633006][T10718] EXT4-fs (loop2): Total free blocks count 0
[  332.633019][T10718] EXT4-fs (loop2): Free/Dirty block details
[  332.633031][T10718] EXT4-fs (loop2): free_blocks=4096
[  332.633045][T10718] EXT4-fs (loop2): dirty_blocks=16
[  332.633057][T10718] EXT4-fs (loop2): Block reservation details
[  332.633068][T10718] EXT4-fs (loop2): i_reserved_data_blocks=1
[  332.710038][T10718] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  332.710070][T10718] EXT4-fs (loop2): This should not happen!! Data will be lost
[  332.710070][T10718] 
[  332.718922][T10728] loop0: detected capacity change from 0 to 2048
[  332.805298][T10727] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  332.806074][T10728] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  332.806100][T10728] EXT4-fs (loop0): This should not happen!! Data will be lost
[  332.806100][T10728] 
[  332.806113][T10728] EXT4-fs (loop0): Total free blocks count 0
[  332.806125][T10728] EXT4-fs (loop0): Free/Dirty block details
[  332.806136][T10728] EXT4-fs (loop0): free_blocks=4096
[  332.806148][T10728] EXT4-fs (loop0): dirty_blocks=16
[  332.806159][T10728] EXT4-fs (loop0): Block reservation details
[  332.806171][T10728] EXT4-fs (loop0): i_reserved_data_blocks=1
[  332.810323][T10728] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  332.810350][T10728] EXT4-fs (loop0): This should not happen!! Data will be lost
[  332.810350][T10728] 
[  333.002655][T10732] loop1: detected capacity change from 0 to 2048
[  333.011932][T10734] loop4: detected capacity change from 0 to 2048
[  333.155917][T10733] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  333.156811][T10734] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  333.156838][T10734] EXT4-fs (loop4): This should not happen!! Data will be lost
[  333.156838][T10734] 
[  333.156853][T10734] EXT4-fs (loop4): Total free blocks count 0
[  333.156867][T10734] EXT4-fs (loop4): Free/Dirty block details
[  333.156880][T10734] EXT4-fs (loop4): free_blocks=4096
[  333.156894][T10734] EXT4-fs (loop4): dirty_blocks=16
[  333.156906][T10734] EXT4-fs (loop4): Block reservation details
[  333.156918][T10734] EXT4-fs (loop4): i_reserved_data_blocks=1
[  333.158927][T10734] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  333.158955][T10734] EXT4-fs (loop4): This should not happen!! Data will be lost
[  333.158955][T10734] 
[  333.303026][T10729] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  333.304471][T10732] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  333.304501][T10732] EXT4-fs (loop1): This should not happen!! Data will be lost
[  333.304501][T10732] 
[  333.304515][T10732] EXT4-fs (loop1): Total free blocks count 0
[  333.304528][T10732] EXT4-fs (loop1): Free/Dirty block details
[  333.304541][T10732] EXT4-fs (loop1): free_blocks=4096
[  333.304554][T10732] EXT4-fs (loop1): dirty_blocks=16
[  333.304567][T10732] EXT4-fs (loop1): Block reservation details
[  333.304579][T10732] EXT4-fs (loop1): i_reserved_data_blocks=1
[  333.305743][T10732] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  333.305770][T10732] EXT4-fs (loop1): This should not happen!! Data will be lost
[  333.305770][T10732] 
[  333.333297][T10740] loop3: detected capacity change from 0 to 2048
[  333.526320][T10738] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  333.527275][T10740] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  333.527306][T10740] EXT4-fs (loop3): This should not happen!! Data will be lost
[  333.527306][T10740] 
[  333.527437][T10740] EXT4-fs (loop3): Total free blocks count 0
[  333.527452][T10740] EXT4-fs (loop3): Free/Dirty block details
[  333.527467][T10740] EXT4-fs (loop3): free_blocks=4096
[  333.527482][T10740] EXT4-fs (loop3): dirty_blocks=16
[  333.527494][T10740] EXT4-fs (loop3): Block reservation details
[  333.527506][T10740] EXT4-fs (loop3): i_reserved_data_blocks=1
[  333.528740][T10748] loop2: detected capacity change from 0 to 2048
[  333.579181][T10740] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  333.579212][T10740] EXT4-fs (loop3): This should not happen!! Data will be lost
[  333.579212][T10740] 
[  333.699160][T10752] loop1: detected capacity change from 0 to 2048
[  333.756736][T10755] loop4: detected capacity change from 0 to 2048
[  333.768820][T10747] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  333.787247][T10748] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  333.787268][T10748] EXT4-fs (loop2): This should not happen!! Data will be lost
[  333.787268][T10748] 
[  333.787276][T10748] EXT4-fs (loop2): Total free blocks count 0
[  333.787283][T10748] EXT4-fs (loop2): Free/Dirty block details
[  333.787299][T10748] EXT4-fs (loop2): free_blocks=4096
[  333.787307][T10748] EXT4-fs (loop2): dirty_blocks=16
[  333.787314][T10748] EXT4-fs (loop2): Block reservation details
[  333.787319][T10748] EXT4-fs (loop2): i_reserved_data_blocks=1
[  333.792337][T10748] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  333.792368][T10748] EXT4-fs (loop2): This should not happen!! Data will be lost
[  333.792368][T10748] 
[  333.928607][T10756] loop0: detected capacity change from 0 to 2048
[  333.941185][T10751] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  333.944812][T10749] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  333.945363][T10755] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  333.945378][T10755] EXT4-fs (loop4): This should not happen!! Data will be lost
[  333.945378][T10755] 
[  333.945386][T10755] EXT4-fs (loop4): Total free blocks count 0
[  333.945393][T10755] EXT4-fs (loop4): Free/Dirty block details
[  333.945401][T10755] EXT4-fs (loop4): free_blocks=4096
[  333.945408][T10755] EXT4-fs (loop4): dirty_blocks=16
[  333.945415][T10755] EXT4-fs (loop4): Block reservation details
[  333.945421][T10755] EXT4-fs (loop4): i_reserved_data_blocks=1
[  333.945968][T10752] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  333.945983][T10752] EXT4-fs (loop1): This should not happen!! Data will be lost
[  333.945983][T10752] 
[  333.946000][T10752] EXT4-fs (loop1): Total free blocks count 0
[  333.946007][T10752] EXT4-fs (loop1): Free/Dirty block details
[  333.946014][T10752] EXT4-fs (loop1): free_blocks=4096
[  333.946022][T10752] EXT4-fs (loop1): dirty_blocks=16
[  333.946028][T10752] EXT4-fs (loop1): Block reservation details
[  333.946034][T10752] EXT4-fs (loop1): i_reserved_data_blocks=1
[  333.991125][T10752] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  333.991154][T10752] EXT4-fs (loop1): This should not happen!! Data will be lost
[  333.991154][T10752] 
[  334.019884][T10763] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  334.019909][T10763] EXT4-fs (loop4): This should not happen!! Data will be lost
[  334.019909][T10763] 
[  334.180780][T10750] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  334.181790][T10756] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  334.181817][T10756] EXT4-fs (loop0): This should not happen!! Data will be lost
[  334.181817][T10756] 
[  334.181832][T10756] EXT4-fs (loop0): Total free blocks count 0
[  334.181844][T10756] EXT4-fs (loop0): Free/Dirty block details
[  334.181856][T10756] EXT4-fs (loop0): free_blocks=4096
[  334.181870][T10756] EXT4-fs (loop0): dirty_blocks=16
[  334.181880][T10756] EXT4-fs (loop0): Block reservation details
[  334.181891][T10756] EXT4-fs (loop0): i_reserved_data_blocks=1
[  334.251244][T10767] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  334.251275][T10767] EXT4-fs (loop0): This should not happen!! Data will be lost
[  334.251275][T10767] 
[  334.363212][T10761] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  334.364133][T10762] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  334.364161][T10762] EXT4-fs (loop3): This should not happen!! Data will be lost
[  334.364161][T10762] 
[  334.364176][T10762] EXT4-fs (loop3): Total free blocks count 0
[  334.364189][T10762] EXT4-fs (loop3): Free/Dirty block details
[  334.364203][T10762] EXT4-fs (loop3): free_blocks=4096
[  334.364217][T10762] EXT4-fs (loop3): dirty_blocks=16
[  334.364229][T10762] EXT4-fs (loop3): Block reservation details
[  334.364240][T10762] EXT4-fs (loop3): i_reserved_data_blocks=1
[  334.410761][T10762] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  334.410793][T10762] EXT4-fs (loop3): This should not happen!! Data will be lost
[  334.410793][T10762] 
[  334.714622][T10772] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  334.715931][T10773] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  334.715960][T10773] EXT4-fs (loop4): This should not happen!! Data will be lost
[  334.715960][T10773] 
[  334.715973][T10773] EXT4-fs (loop4): Total free blocks count 0
[  334.715987][T10773] EXT4-fs (loop4): Free/Dirty block details
[  334.715999][T10773] EXT4-fs (loop4): free_blocks=4096
[  334.716013][T10773] EXT4-fs (loop4): dirty_blocks=16
[  334.716025][T10773] EXT4-fs (loop4): Block reservation details
[  334.716036][T10773] EXT4-fs (loop4): i_reserved_data_blocks=1
[  334.774843][T10771] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  334.776047][T10774] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  334.776072][T10774] EXT4-fs (loop1): This should not happen!! Data will be lost
[  334.776072][T10774] 
[  334.776086][T10774] EXT4-fs (loop1): Total free blocks count 0
[  334.776099][T10774] EXT4-fs (loop1): Free/Dirty block details
[  334.776112][T10774] EXT4-fs (loop1): free_blocks=4096
[  334.776126][T10774] EXT4-fs (loop1): dirty_blocks=16
[  334.776137][T10774] EXT4-fs (loop1): Block reservation details
[  334.776148][T10774] EXT4-fs (loop1): i_reserved_data_blocks=1
[  334.783124][T10774] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  334.783155][T10774] EXT4-fs (loop1): This should not happen!! Data will be lost
[  334.783155][T10774] 
[  334.820761][T10773] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  334.820794][T10773] EXT4-fs (loop4): This should not happen!! Data will be lost
[  334.820794][T10773] 
[  334.984330][T10775] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  334.985095][T10776] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  334.985123][T10776] EXT4-fs (loop2): This should not happen!! Data will be lost
[  334.985123][T10776] 
[  334.985137][T10776] EXT4-fs (loop2): Total free blocks count 0
[  334.985151][T10776] EXT4-fs (loop2): Free/Dirty block details
[  334.985164][T10776] EXT4-fs (loop2): free_blocks=4096
[  334.985177][T10776] EXT4-fs (loop2): dirty_blocks=16
[  334.985190][T10776] EXT4-fs (loop2): Block reservation details
[  334.985201][T10776] EXT4-fs (loop2): i_reserved_data_blocks=1
[  334.987123][T10776] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  334.987148][T10776] EXT4-fs (loop2): This should not happen!! Data will be lost
[  334.987148][T10776] 
[  335.156848][T10781] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  335.157462][T10783] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  335.157477][T10783] EXT4-fs (loop3): This should not happen!! Data will be lost
[  335.157477][T10783] 
[  335.157485][T10783] EXT4-fs (loop3): Total free blocks count 0
[  335.157492][T10783] EXT4-fs (loop3): Free/Dirty block details
[  335.157500][T10783] EXT4-fs (loop3): free_blocks=4096
[  335.157507][T10783] EXT4-fs (loop3): dirty_blocks=16
[  335.157513][T10783] EXT4-fs (loop3): Block reservation details
[  335.157519][T10783] EXT4-fs (loop3): i_reserved_data_blocks=1
[  335.173265][T10782] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  335.178267][T10783] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  335.178299][T10783] EXT4-fs (loop3): This should not happen!! Data will be lost
[  335.178299][T10783] 
[  335.186545][T10784] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  335.186576][T10784] EXT4-fs (loop0): This should not happen!! Data will be lost
[  335.186576][T10784] 
[  335.186590][T10784] EXT4-fs (loop0): Total free blocks count 0
[  335.186603][T10784] EXT4-fs (loop0): Free/Dirty block details
[  335.186616][T10784] EXT4-fs (loop0): free_blocks=4096
[  335.186628][T10784] EXT4-fs (loop0): dirty_blocks=16
[  335.186640][T10784] EXT4-fs (loop0): Block reservation details
[  335.186651][T10784] EXT4-fs (loop0): i_reserved_data_blocks=1
[  335.220340][T10784] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  335.220371][T10784] EXT4-fs (loop0): This should not happen!! Data will be lost
[  335.220371][T10784] 
[  335.646315][T10793] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  335.660280][T10794] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  335.660313][T10794] EXT4-fs (loop1): This should not happen!! Data will be lost
[  335.660313][T10794] 
[  335.660327][T10794] EXT4-fs (loop1): Total free blocks count 0
[  335.660341][T10794] EXT4-fs (loop1): Free/Dirty block details
[  335.660354][T10794] EXT4-fs (loop1): free_blocks=4096
[  335.660367][T10794] EXT4-fs (loop1): dirty_blocks=16
[  335.660380][T10794] EXT4-fs (loop1): Block reservation details
[  335.660391][T10794] EXT4-fs (loop1): i_reserved_data_blocks=1
[  335.668229][T10794] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  335.668261][T10794] EXT4-fs (loop1): This should not happen!! Data will be lost
[  335.668261][T10794] 
[  335.795522][T10795] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  335.796283][T10796] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  335.796312][T10796] EXT4-fs (loop4): This should not happen!! Data will be lost
[  335.796312][T10796] 
[  335.796327][T10796] EXT4-fs (loop4): Total free blocks count 0
[  335.796339][T10796] EXT4-fs (loop4): Free/Dirty block details
[  335.796351][T10796] EXT4-fs (loop4): free_blocks=4096
[  335.796364][T10796] EXT4-fs (loop4): dirty_blocks=16
[  335.796375][T10796] EXT4-fs (loop4): Block reservation details
[  335.796385][T10796] EXT4-fs (loop4): i_reserved_data_blocks=1
[  335.810374][T10796] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  335.810407][T10796] EXT4-fs (loop4): This should not happen!! Data will be lost
[  335.810407][T10796] 
[  335.829815][T10797] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  335.910872][T10798] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  335.910893][T10798] EXT4-fs (loop2): This should not happen!! Data will be lost
[  335.910893][T10798] 
[  335.910900][T10798] EXT4-fs (loop2): Total free blocks count 0
[  335.910908][T10798] EXT4-fs (loop2): Free/Dirty block details
[  335.910915][T10798] EXT4-fs (loop2): free_blocks=4096
[  335.910922][T10798] EXT4-fs (loop2): dirty_blocks=16
[  335.910929][T10798] EXT4-fs (loop2): Block reservation details
[  335.910935][T10798] EXT4-fs (loop2): i_reserved_data_blocks=1
[  335.960304][T10798] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  335.960337][T10798] EXT4-fs (loop2): This should not happen!! Data will be lost
[  335.960337][T10798] 
[  335.989379][   T37] kauditd_printk_skb: 51 callbacks suppressed
[  335.989398][   T37] audit: type=1800 audit(1770620157.383:1853): pid=10807 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.1091" name="file1" dev="loop3" ino=15 res=0 errno=0
[  335.989446][   T37] audit: type=1800 audit(1770620157.383:1854): pid=10807 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.1091" name="file1" dev="loop3" ino=15 res=0 errno=0
[  335.991927][T10802] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  335.992870][T10807] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  335.992895][T10807] EXT4-fs (loop3): This should not happen!! Data will be lost
[  335.992895][T10807] 
[  335.992909][T10807] EXT4-fs (loop3): Total free blocks count 0
[  335.992921][T10807] EXT4-fs (loop3): Free/Dirty block details
[  335.992934][T10807] EXT4-fs (loop3): free_blocks=4096
[  335.992948][T10807] EXT4-fs (loop3): dirty_blocks=16
[  335.992959][T10807] EXT4-fs (loop3): Block reservation details
[  335.992971][T10807] EXT4-fs (loop3): i_reserved_data_blocks=1
[  336.029911][T10807] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  336.029944][T10807] EXT4-fs (loop3): This should not happen!! Data will be lost
[  336.029944][T10807] 
2026/02/09 06:55:57 executed programs: 1089
[  336.052977][   T37] audit: type=1800 audit(1770620157.453:1855): pid=10805 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.1090" name="file1" dev="loop0" ino=15 res=0 errno=0
[  336.081292][T10804] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  336.082731][T10805] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  336.082759][T10805] EXT4-fs (loop0): This should not happen!! Data will be lost
[  336.082759][T10805] 
[  336.082773][T10805] EXT4-fs (loop0): Total free blocks count 0
[  336.082785][T10805] EXT4-fs (loop0): Free/Dirty block details
[  336.082799][T10805] EXT4-fs (loop0): free_blocks=4096
[  336.082812][T10805] EXT4-fs (loop0): dirty_blocks=16
[  336.082823][T10805] EXT4-fs (loop0): Block reservation details
[  336.082834][T10805] EXT4-fs (loop0): i_reserved_data_blocks=1
[  336.095411][   T37] audit: type=1800 audit(1770620157.493:1856): pid=10805 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.1090" name="file1" dev="loop0" ino=15 res=0 errno=0
[  336.107522][T10805] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  336.107553][T10805] EXT4-fs (loop0): This should not happen!! Data will be lost
[  336.107553][T10805] 
[  336.503318][   T37] audit: type=1800 audit(1770620157.903:1857): pid=10815 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.1.1093" name="file1" dev="loop1" ino=15 res=0 errno=0
[  336.503367][   T37] audit: type=1800 audit(1770620157.903:1858): pid=10815 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.1.1093" name="file1" dev="loop1" ino=15 res=0 errno=0
[  336.520660][T10814] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  336.521698][T10815] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  336.521740][T10815] EXT4-fs (loop1): This should not happen!! Data will be lost
[  336.521740][T10815] 
[  336.521755][T10815] EXT4-fs (loop1): Total free blocks count 0
[  336.521765][T10815] EXT4-fs (loop1): Free/Dirty block details
[  336.521777][T10815] EXT4-fs (loop1): free_blocks=4096
[  336.521791][T10815] EXT4-fs (loop1): dirty_blocks=16
[  336.521804][T10815] EXT4-fs (loop1): Block reservation details
[  336.521815][T10815] EXT4-fs (loop1): i_reserved_data_blocks=1
[  336.525500][   T37] audit: type=1800 audit(1770620157.933:1859): pid=10821 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.1095" name="file1" dev="tmpfs" ino=1230 res=0 errno=0
[  336.569882][T10815] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  336.569916][T10815] EXT4-fs (loop1): This should not happen!! Data will be lost
[  336.569916][T10815] 
[  336.830197][   T37] audit: type=1800 audit(1770620158.223:1860): pid=10824 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.1098" name="file1" dev="tmpfs" ino=1236 res=0 errno=0
[  336.862112][   T37] audit: type=1800 audit(1770620158.273:1861): pid=10826 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.1097" name="file1" dev="tmpfs" ino=1332 res=0 errno=0
[  336.929793][   T37] audit: type=1800 audit(1770620158.343:1862): pid=10827 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.1096" name="file1" dev="loop3" ino=15 res=0 errno=0
[  336.951536][T10825] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  336.976765][T10816] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  336.977772][T10817] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  336.977797][T10817] EXT4-fs (loop4): This should not happen!! Data will be lost
[  336.977797][T10817] 
[  336.977811][T10817] EXT4-fs (loop4): Total free blocks count 0
[  336.977824][T10817] EXT4-fs (loop4): Free/Dirty block details
[  336.977837][T10817] EXT4-fs (loop4): free_blocks=4096
[  336.977851][T10817] EXT4-fs (loop4): dirty_blocks=16
[  336.977863][T10817] EXT4-fs (loop4): Block reservation details
[  336.977875][T10817] EXT4-fs (loop4): i_reserved_data_blocks=1
[  336.979990][T10827] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  336.980016][T10827] EXT4-fs (loop3): This should not happen!! Data will be lost
[  336.980016][T10827] 
[  336.980031][T10827] EXT4-fs (loop3): Total free blocks count 0
[  336.980043][T10827] EXT4-fs (loop3): Free/Dirty block details
[  336.980055][T10827] EXT4-fs (loop3): free_blocks=4096
[  336.980069][T10827] EXT4-fs (loop3): dirty_blocks=16
[  336.980081][T10827] EXT4-fs (loop3): Block reservation details
[  336.980091][T10827] EXT4-fs (loop3): i_reserved_data_blocks=1
[  336.995161][T10817] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  336.995191][T10817] EXT4-fs (loop4): This should not happen!! Data will be lost
[  336.995191][T10817] 
[  337.030018][T10837] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  337.030050][T10837] EXT4-fs (loop3): This should not happen!! Data will be lost
[  337.030050][T10837] 
[  337.275949][T10832] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  337.276965][T10833] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  337.276992][T10833] EXT4-fs (loop1): This should not happen!! Data will be lost
[  337.276992][T10833] 
[  337.277006][T10833] EXT4-fs (loop1): Total free blocks count 0
[  337.277018][T10833] EXT4-fs (loop1): Free/Dirty block details
[  337.277031][T10833] EXT4-fs (loop1): free_blocks=4096
[  337.277044][T10833] EXT4-fs (loop1): dirty_blocks=16
[  337.277056][T10833] EXT4-fs (loop1): Block reservation details
[  337.277067][T10833] EXT4-fs (loop1): i_reserved_data_blocks=1
[  337.279055][T10833] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  337.279082][T10833] EXT4-fs (loop1): This should not happen!! Data will be lost
[  337.279082][T10833] 
[  337.439578][T10834] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  337.440515][T10836] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  337.440545][T10836] EXT4-fs (loop0): This should not happen!! Data will be lost
[  337.440545][T10836] 
[  337.440560][T10836] EXT4-fs (loop0): Total free blocks count 0
[  337.440572][T10836] EXT4-fs (loop0): Free/Dirty block details
[  337.440585][T10836] EXT4-fs (loop0): free_blocks=4096
[  337.440599][T10836] EXT4-fs (loop0): dirty_blocks=16
[  337.440611][T10836] EXT4-fs (loop0): Block reservation details
[  337.440620][T10836] EXT4-fs (loop0): i_reserved_data_blocks=1
[  337.469091][T10847] set_capacity_and_notify: 17 callbacks suppressed
[  337.469111][T10847] loop3: detected capacity change from 0 to 2048
[  337.501286][T10849] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  337.501319][T10849] EXT4-fs (loop0): This should not happen!! Data will be lost
[  337.501319][T10849] 
[  337.531586][T10845] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  337.533779][T10847] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  337.533810][T10847] EXT4-fs (loop3): This should not happen!! Data will be lost
[  337.533810][T10847] 
[  337.533824][T10847] EXT4-fs (loop3): Total free blocks count 0
[  337.533837][T10847] EXT4-fs (loop3): Free/Dirty block details
[  337.533849][T10847] EXT4-fs (loop3): free_blocks=4096
[  337.533872][T10847] EXT4-fs (loop3): dirty_blocks=16
[  337.533884][T10847] EXT4-fs (loop3): Block reservation details
[  337.533895][T10847] EXT4-fs (loop3): i_reserved_data_blocks=1
[  337.536955][T10847] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  337.536986][T10847] EXT4-fs (loop3): This should not happen!! Data will be lost
[  337.536986][T10847] 
[  337.638369][T10835] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  337.645448][T10838] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  337.645478][T10838] EXT4-fs (loop2): This should not happen!! Data will be lost
[  337.645478][T10838] 
[  337.645492][T10838] EXT4-fs (loop2): Total free blocks count 0
[  337.645504][T10838] EXT4-fs (loop2): Free/Dirty block details
[  337.645515][T10838] EXT4-fs (loop2): free_blocks=4096
[  337.645527][T10838] EXT4-fs (loop2): dirty_blocks=16
[  337.645539][T10838] EXT4-fs (loop2): Block reservation details
[  337.645550][T10838] EXT4-fs (loop2): i_reserved_data_blocks=1
[  337.670300][T10838] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  337.670336][T10838] EXT4-fs (loop2): This should not happen!! Data will be lost
[  337.670336][T10838] 
[  337.885339][T10853] loop4: detected capacity change from 0 to 2048
[  337.979108][T10861] loop1: detected capacity change from 0 to 2048
[  338.029584][T10852] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  338.030764][T10853] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  338.030794][T10853] EXT4-fs (loop4): This should not happen!! Data will be lost
[  338.030794][T10853] 
[  338.030807][T10853] EXT4-fs (loop4): Total free blocks count 0
[  338.030821][T10853] EXT4-fs (loop4): Free/Dirty block details
[  338.030842][T10853] EXT4-fs (loop4): free_blocks=4096
[  338.030854][T10853] EXT4-fs (loop4): dirty_blocks=16
[  338.030865][T10853] EXT4-fs (loop4): Block reservation details
[  338.030876][T10853] EXT4-fs (loop4): i_reserved_data_blocks=1
[  338.041858][T10853] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  338.041889][T10853] EXT4-fs (loop4): This should not happen!! Data will be lost
[  338.041889][T10853] 
[  338.043440][T10858] loop0: detected capacity change from 0 to 2048
[  338.102128][T10865] loop3: detected capacity change from 0 to 2048
[  338.209969][T10856] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  338.210939][T10861] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  338.210966][T10861] EXT4-fs (loop1): This should not happen!! Data will be lost
[  338.210966][T10861] 
[  338.210981][T10861] EXT4-fs (loop1): Total free blocks count 0
[  338.210994][T10861] EXT4-fs (loop1): Free/Dirty block details
[  338.211008][T10861] EXT4-fs (loop1): free_blocks=4096
[  338.211022][T10861] EXT4-fs (loop1): dirty_blocks=16
[  338.211034][T10861] EXT4-fs (loop1): Block reservation details
[  338.211046][T10861] EXT4-fs (loop1): i_reserved_data_blocks=1
[  338.236040][T10861] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  338.236071][T10861] EXT4-fs (loop1): This should not happen!! Data will be lost
[  338.236071][T10861] 
[  338.255145][T10867] loop2: detected capacity change from 0 to 2048
[  338.339663][T10857] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  338.340614][T10858] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  338.340642][T10858] EXT4-fs (loop0): This should not happen!! Data will be lost
[  338.340642][T10858] 
[  338.340657][T10858] EXT4-fs (loop0): Total free blocks count 0
[  338.340670][T10858] EXT4-fs (loop0): Free/Dirty block details
[  338.340683][T10858] EXT4-fs (loop0): free_blocks=4096
[  338.340696][T10858] EXT4-fs (loop0): dirty_blocks=16
[  338.340707][T10858] EXT4-fs (loop0): Block reservation details
[  338.340718][T10858] EXT4-fs (loop0): i_reserved_data_blocks=1
[  338.346326][T10858] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  338.346346][T10858] EXT4-fs (loop0): This should not happen!! Data will be lost
[  338.346346][T10858] 
[  338.449944][T10864] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  338.450339][T10864] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 86 with error 28
[  338.450364][T10864] EXT4-fs (loop3): This should not happen!! Data will be lost
[  338.450364][T10864] 
[  338.450378][T10864] EXT4-fs (loop3): Total free blocks count 0
[  338.450392][T10864] EXT4-fs (loop3): Free/Dirty block details
[  338.450405][T10864] EXT4-fs (loop3): free_blocks=4096
[  338.450419][T10864] EXT4-fs (loop3): dirty_blocks=96
[  338.450431][T10864] EXT4-fs (loop3): Block reservation details
[  338.450443][T10864] EXT4-fs (loop3): i_reserved_data_blocks=6
[  338.473159][T10865] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  338.473192][T10865] EXT4-fs (loop3): This should not happen!! Data will be lost
[  338.473192][T10865] 
[  338.545045][T10866] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  338.560403][T10867] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  338.560434][T10867] EXT4-fs (loop2): This should not happen!! Data will be lost
[  338.560434][T10867] 
[  338.560449][T10867] EXT4-fs (loop2): Total free blocks count 0
[  338.560461][T10867] EXT4-fs (loop2): Free/Dirty block details
[  338.560474][T10867] EXT4-fs (loop2): free_blocks=4096
[  338.560487][T10867] EXT4-fs (loop2): dirty_blocks=16
[  338.560499][T10867] EXT4-fs (loop2): Block reservation details
[  338.560510][T10867] EXT4-fs (loop2): i_reserved_data_blocks=1
[  338.581068][T10867] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  338.581097][T10867] EXT4-fs (loop2): This should not happen!! Data will be lost
[  338.581097][T10867] 
[  338.660800][T10880] loop4: detected capacity change from 0 to 2048
[  338.770503][T10879] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  338.772029][T10880] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  338.772057][T10880] EXT4-fs (loop4): This should not happen!! Data will be lost
[  338.772057][T10880] 
[  338.772072][T10880] EXT4-fs (loop4): Total free blocks count 0
[  338.772084][T10880] EXT4-fs (loop4): Free/Dirty block details
[  338.772096][T10880] EXT4-fs (loop4): free_blocks=4096
[  338.772110][T10880] EXT4-fs (loop4): dirty_blocks=16
[  338.772121][T10880] EXT4-fs (loop4): Block reservation details
[  338.772132][T10880] EXT4-fs (loop4): i_reserved_data_blocks=1
[  338.781412][T10880] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  338.781440][T10880] EXT4-fs (loop4): This should not happen!! Data will be lost
[  338.781440][T10880] 
[  339.029462][T10884] loop0: detected capacity change from 0 to 2048
[  339.055915][T10889] loop1: detected capacity change from 0 to 2048
[  339.097297][T10890] loop2: detected capacity change from 0 to 2048
[  339.179923][T10883] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  339.180800][T10884] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  339.180828][T10884] EXT4-fs (loop0): This should not happen!! Data will be lost
[  339.180828][T10884] 
[  339.180841][T10884] EXT4-fs (loop0): Total free blocks count 0
[  339.180853][T10884] EXT4-fs (loop0): Free/Dirty block details
[  339.180865][T10884] EXT4-fs (loop0): free_blocks=4096
[  339.180878][T10884] EXT4-fs (loop0): dirty_blocks=16
[  339.180890][T10884] EXT4-fs (loop0): Block reservation details
[  339.180901][T10884] EXT4-fs (loop0): i_reserved_data_blocks=1
[  339.189074][T10887] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  339.199946][T10884] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  339.199979][T10884] EXT4-fs (loop0): This should not happen!! Data will be lost
[  339.199979][T10884] 
[  339.217131][T10889] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  339.217161][T10889] EXT4-fs (loop1): This should not happen!! Data will be lost
[  339.217161][T10889] 
[  339.217175][T10889] EXT4-fs (loop1): Total free blocks count 0
[  339.217188][T10889] EXT4-fs (loop1): Free/Dirty block details
[  339.217201][T10889] EXT4-fs (loop1): free_blocks=4096
[  339.217214][T10889] EXT4-fs (loop1): dirty_blocks=16
[  339.217226][T10889] EXT4-fs (loop1): Block reservation details
[  339.217237][T10889] EXT4-fs (loop1): i_reserved_data_blocks=1
[  339.241200][T10889] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  339.241233][T10889] EXT4-fs (loop1): This should not happen!! Data will be lost
[  339.241233][T10889] 
[  339.279585][T10888] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  339.280541][T10890] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  339.280567][T10890] EXT4-fs (loop2): This should not happen!! Data will be lost
[  339.280567][T10890] 
[  339.280581][T10890] EXT4-fs (loop2): Total free blocks count 0
[  339.280594][T10890] EXT4-fs (loop2): Free/Dirty block details
[  339.280607][T10890] EXT4-fs (loop2): free_blocks=4096
[  339.280620][T10890] EXT4-fs (loop2): dirty_blocks=16
[  339.280632][T10890] EXT4-fs (loop2): Block reservation details
[  339.280643][T10890] EXT4-fs (loop2): i_reserved_data_blocks=1
[  339.299813][T10890] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  339.299844][T10890] EXT4-fs (loop2): This should not happen!! Data will be lost
[  339.299844][T10890] 
[  339.540630][T10895] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  339.546463][T10898] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  339.546488][T10898] EXT4-fs (loop3): This should not happen!! Data will be lost
[  339.546488][T10898] 
[  339.546496][T10898] EXT4-fs (loop3): Total free blocks count 0
[  339.546503][T10898] EXT4-fs (loop3): Free/Dirty block details
[  339.546511][T10898] EXT4-fs (loop3): free_blocks=4096
[  339.546518][T10898] EXT4-fs (loop3): dirty_blocks=16
[  339.546525][T10898] EXT4-fs (loop3): Block reservation details
[  339.546531][T10898] EXT4-fs (loop3): i_reserved_data_blocks=1
[  339.553019][T10898] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  339.553049][T10898] EXT4-fs (loop3): This should not happen!! Data will be lost
[  339.553049][T10898] 
[  339.898505][T10906] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  339.904955][T10907] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  339.904984][T10907] EXT4-fs (loop0): This should not happen!! Data will be lost
[  339.904984][T10907] 
[  339.904998][T10907] EXT4-fs (loop0): Total free blocks count 0
[  339.905011][T10907] EXT4-fs (loop0): Free/Dirty block details
[  339.905024][T10907] EXT4-fs (loop0): free_blocks=4096
[  339.905037][T10907] EXT4-fs (loop0): dirty_blocks=16
[  339.905049][T10907] EXT4-fs (loop0): Block reservation details
[  339.905060][T10907] EXT4-fs (loop0): i_reserved_data_blocks=1
[  339.942246][T10907] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  339.942279][T10907] EXT4-fs (loop0): This should not happen!! Data will be lost
[  339.942279][T10907] 
[  340.105936][T10916] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  340.107670][T10917] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  340.107699][T10917] EXT4-fs (loop3): This should not happen!! Data will be lost
[  340.107699][T10917] 
[  340.107714][T10917] EXT4-fs (loop3): Total free blocks count 0
[  340.107728][T10917] EXT4-fs (loop3): Free/Dirty block details
[  340.107740][T10917] EXT4-fs (loop3): free_blocks=4096
[  340.107754][T10917] EXT4-fs (loop3): dirty_blocks=16
[  340.107767][T10917] EXT4-fs (loop3): Block reservation details
[  340.107778][T10917] EXT4-fs (loop3): i_reserved_data_blocks=1
[  340.120639][T10917] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  340.120672][T10917] EXT4-fs (loop3): This should not happen!! Data will be lost
[  340.120672][T10917] 
[  340.178038][T10908] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  340.182098][T10909] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  340.182128][T10909] EXT4-fs (loop2): This should not happen!! Data will be lost
[  340.182128][T10909] 
[  340.182142][T10909] EXT4-fs (loop2): Total free blocks count 0
[  340.182155][T10909] EXT4-fs (loop2): Free/Dirty block details
[  340.182168][T10909] EXT4-fs (loop2): free_blocks=4096
[  340.182182][T10909] EXT4-fs (loop2): dirty_blocks=16
[  340.182194][T10909] EXT4-fs (loop2): Block reservation details
[  340.182204][T10909] EXT4-fs (loop2): i_reserved_data_blocks=1
[  340.207085][T10910] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  340.208165][T10911] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  340.208192][T10911] EXT4-fs (loop1): This should not happen!! Data will be lost
[  340.208192][T10911] 
[  340.208210][T10911] EXT4-fs (loop1): Total free blocks count 0
[  340.208225][T10911] EXT4-fs (loop1): Free/Dirty block details
[  340.208239][T10911] EXT4-fs (loop1): free_blocks=4096
[  340.208251][T10911] EXT4-fs (loop1): dirty_blocks=16
[  340.208263][T10911] EXT4-fs (loop1): Block reservation details
[  340.208275][T10911] EXT4-fs (loop1): i_reserved_data_blocks=1
[  340.221708][T10911] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  340.221744][T10911] EXT4-fs (loop1): This should not happen!! Data will be lost
[  340.221744][T10911] 
[  340.223852][T10909] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  340.223884][T10909] EXT4-fs (loop2): This should not happen!! Data will be lost
[  340.223884][T10909] 
[  340.360607][T10914] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  340.361780][T10915] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  340.361807][T10915] EXT4-fs (loop4): This should not happen!! Data will be lost
[  340.361807][T10915] 
[  340.361820][T10915] EXT4-fs (loop4): Total free blocks count 0
[  340.361833][T10915] EXT4-fs (loop4): Free/Dirty block details
[  340.361846][T10915] EXT4-fs (loop4): free_blocks=4096
[  340.361860][T10915] EXT4-fs (loop4): dirty_blocks=16
[  340.361872][T10915] EXT4-fs (loop4): Block reservation details
[  340.361883][T10915] EXT4-fs (loop4): i_reserved_data_blocks=1
[  340.409863][T10915] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  340.409896][T10915] EXT4-fs (loop4): This should not happen!! Data will be lost
[  340.409896][T10915] 
[  340.660088][T10926] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  340.661000][T10927] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  340.661026][T10927] EXT4-fs (loop0): This should not happen!! Data will be lost
[  340.661026][T10927] 
[  340.661039][T10927] EXT4-fs (loop0): Total free blocks count 0
[  340.661052][T10927] EXT4-fs (loop0): Free/Dirty block details
[  340.661065][T10927] EXT4-fs (loop0): free_blocks=4096
[  340.661077][T10927] EXT4-fs (loop0): dirty_blocks=16
[  340.661089][T10927] EXT4-fs (loop0): Block reservation details
[  340.661100][T10927] EXT4-fs (loop0): i_reserved_data_blocks=1
[  340.672774][T10927] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  340.672802][T10927] EXT4-fs (loop0): This should not happen!! Data will be lost
[  340.672802][T10927] 
[  340.853640][T10929] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  340.854415][T10930] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  340.854437][T10930] EXT4-fs (loop3): This should not happen!! Data will be lost
[  340.854437][T10930] 
[  340.854449][T10930] EXT4-fs (loop3): Total free blocks count 0
[  340.854461][T10930] EXT4-fs (loop3): Free/Dirty block details
[  340.854471][T10930] EXT4-fs (loop3): free_blocks=4096
[  340.854483][T10930] EXT4-fs (loop3): dirty_blocks=16
[  340.854493][T10930] EXT4-fs (loop3): Block reservation details
[  340.854503][T10930] EXT4-fs (loop3): i_reserved_data_blocks=1
[  340.875792][T10930] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  340.875831][T10930] EXT4-fs (loop3): This should not happen!! Data will be lost
[  340.875831][T10930] 
[  340.945894][T10933] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  340.947228][T10935] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  340.947255][T10935] EXT4-fs (loop2): This should not happen!! Data will be lost
[  340.947255][T10935] 
[  340.947269][T10935] EXT4-fs (loop2): Total free blocks count 0
[  340.947281][T10935] EXT4-fs (loop2): Free/Dirty block details
[  340.947294][T10935] EXT4-fs (loop2): free_blocks=4096
[  340.947307][T10935] EXT4-fs (loop2): dirty_blocks=16
[  340.947319][T10935] EXT4-fs (loop2): Block reservation details
[  340.947330][T10935] EXT4-fs (loop2): i_reserved_data_blocks=1
[  340.961940][T10935] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  340.961973][T10935] EXT4-fs (loop2): This should not happen!! Data will be lost
[  340.961973][T10935] 
[  341.006976][   T37] kauditd_printk_skb: 53 callbacks suppressed
[  341.006994][   T37] audit: type=1800 audit(1770620162.413:1916): pid=10934 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.1.1127" name="file1" dev="loop1" ino=15 res=0 errno=0
[  341.007036][   T37] audit: type=1800 audit(1770620162.413:1917): pid=10934 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.1.1127" name="file1" dev="loop1" ino=15 res=0 errno=0
[  341.023812][T10932] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  341.024747][T10934] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  341.024773][T10934] EXT4-fs (loop1): This should not happen!! Data will be lost
[  341.024773][T10934] 
[  341.024787][T10934] EXT4-fs (loop1): Total free blocks count 0
[  341.024799][T10934] EXT4-fs (loop1): Free/Dirty block details
[  341.024812][T10934] EXT4-fs (loop1): free_blocks=4096
[  341.024825][T10934] EXT4-fs (loop1): dirty_blocks=16
[  341.024837][T10934] EXT4-fs (loop1): Block reservation details
2026/02/09 06:56:02 executed programs: 1125
[  341.024848][T10934] EXT4-fs (loop1): i_reserved_data_blocks=1
[  341.033413][T10934] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  341.033511][T10934] EXT4-fs (loop1): This should not happen!! Data will be lost
[  341.033511][T10934] 
[  341.220601][   T37] audit: type=1800 audit(1770620162.633:1918): pid=10939 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.1128" name="file1" dev="loop4" ino=15 res=0 errno=0
[  341.227077][   T37] audit: type=1800 audit(1770620162.633:1919): pid=10939 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.1128" name="file1" dev="loop4" ino=15 res=0 errno=0
[  341.228280][T10938] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  341.250515][T10939] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  341.250549][T10939] EXT4-fs (loop4): This should not happen!! Data will be lost
[  341.250549][T10939] 
[  341.250563][T10939] EXT4-fs (loop4): Total free blocks count 0
[  341.250575][T10939] EXT4-fs (loop4): Free/Dirty block details
[  341.250588][T10939] EXT4-fs (loop4): free_blocks=4096
[  341.250603][T10939] EXT4-fs (loop4): dirty_blocks=16
[  341.250615][T10939] EXT4-fs (loop4): Block reservation details
[  341.250626][T10939] EXT4-fs (loop4): i_reserved_data_blocks=1
[  341.291302][T10948] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  341.291334][T10948] EXT4-fs (loop4): This should not happen!! Data will be lost
[  341.291334][T10948] 
[  341.444716][   T37] audit: type=1800 audit(1770620162.853:1920): pid=10945 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.1129" name="file1" dev="loop0" ino=15 res=0 errno=0
[  341.449262][T10944] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  341.450246][T10945] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  341.450272][T10945] EXT4-fs (loop0): This should not happen!! Data will be lost
[  341.450272][T10945] 
[  341.450293][T10945] EXT4-fs (loop0): Total free blocks count 0
[  341.450306][T10945] EXT4-fs (loop0): Free/Dirty block details
[  341.450319][T10945] EXT4-fs (loop0): free_blocks=4096
[  341.450333][T10945] EXT4-fs (loop0): dirty_blocks=16
[  341.450344][T10945] EXT4-fs (loop0): Block reservation details
[  341.450356][T10945] EXT4-fs (loop0): i_reserved_data_blocks=1
[  341.473661][T10945] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  341.473695][T10945] EXT4-fs (loop0): This should not happen!! Data will be lost
[  341.473695][T10945] 
[  341.544605][   T37] audit: type=1800 audit(1770620162.853:1921): pid=10945 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.1129" name="file1" dev="loop0" ino=15 res=0 errno=0
[  341.544657][   T37] audit: type=1800 audit(1770620162.923:1922): pid=10954 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.1131" name="file1" dev="tmpfs" ino=1272 res=0 errno=0
[  341.711373][   T37] audit: type=1800 audit(1770620163.123:1923): pid=10953 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.1130" name="file1" dev="loop3" ino=15 res=0 errno=0
[  341.713623][   T37] audit: type=1800 audit(1770620163.123:1924): pid=10953 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.1130" name="file1" dev="loop3" ino=15 res=0 errno=0
[  341.727208][T10951] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  341.728163][T10953] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  341.728189][T10953] EXT4-fs (loop3): This should not happen!! Data will be lost
[  341.728189][T10953] 
[  341.728203][T10953] EXT4-fs (loop3): Total free blocks count 0
[  341.728217][T10953] EXT4-fs (loop3): Free/Dirty block details
[  341.728230][T10953] EXT4-fs (loop3): free_blocks=4096
[  341.728244][T10953] EXT4-fs (loop3): dirty_blocks=16
[  341.728256][T10953] EXT4-fs (loop3): Block reservation details
[  341.728277][T10953] EXT4-fs (loop3): i_reserved_data_blocks=1
[  341.815080][T10967] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  341.815110][T10967] EXT4-fs (loop3): This should not happen!! Data will be lost
[  341.815110][T10967] 
[  341.816117][   T37] audit: type=1800 audit(1770620163.213:1925): pid=10958 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.1133" name="file1" dev="tmpfs" ino=1386 res=0 errno=0
[  341.903302][T10959] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  341.911041][T10960] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  341.911069][T10960] EXT4-fs (loop2): This should not happen!! Data will be lost
[  341.911069][T10960] 
[  341.911084][T10960] EXT4-fs (loop2): Total free blocks count 0
[  341.911096][T10960] EXT4-fs (loop2): Free/Dirty block details
[  341.911108][T10960] EXT4-fs (loop2): free_blocks=4096
[  341.911121][T10960] EXT4-fs (loop2): dirty_blocks=16
[  341.911133][T10960] EXT4-fs (loop2): Block reservation details
[  341.911144][T10960] EXT4-fs (loop2): i_reserved_data_blocks=1
[  341.925141][T10955] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  341.926018][T10956] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  341.926043][T10956] EXT4-fs (loop1): This should not happen!! Data will be lost
[  341.926043][T10956] 
[  341.926056][T10956] EXT4-fs (loop1): Total free blocks count 0
[  341.926069][T10956] EXT4-fs (loop1): Free/Dirty block details
[  341.926082][T10956] EXT4-fs (loop1): free_blocks=4096
[  341.926096][T10956] EXT4-fs (loop1): dirty_blocks=16
[  341.926107][T10956] EXT4-fs (loop1): Block reservation details
[  341.926119][T10956] EXT4-fs (loop1): i_reserved_data_blocks=1
[  341.943739][T10960] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  341.943770][T10960] EXT4-fs (loop2): This should not happen!! Data will be lost
[  341.943770][T10960] 
[  341.946226][T10956] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  341.946256][T10956] EXT4-fs (loop1): This should not happen!! Data will be lost
[  341.946256][T10956] 
[  342.291168][T10968] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  342.301964][T10970] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  342.301998][T10970] EXT4-fs (loop4): This should not happen!! Data will be lost
[  342.301998][T10970] 
[  342.302013][T10970] EXT4-fs (loop4): Total free blocks count 0
[  342.302026][T10970] EXT4-fs (loop4): Free/Dirty block details
[  342.302040][T10970] EXT4-fs (loop4): free_blocks=4096
[  342.302067][T10970] EXT4-fs (loop4): dirty_blocks=16
[  342.302079][T10970] EXT4-fs (loop4): Block reservation details
[  342.302091][T10970] EXT4-fs (loop4): i_reserved_data_blocks=1
[  342.304555][T10970] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  342.304585][T10970] EXT4-fs (loop4): This should not happen!! Data will be lost
[  342.304585][T10970] 
[  342.492269][T10978] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  342.493362][T10979] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  342.493380][T10979] EXT4-fs (loop2): This should not happen!! Data will be lost
[  342.493380][T10979] 
[  342.493388][T10979] EXT4-fs (loop2): Total free blocks count 0
[  342.493395][T10979] EXT4-fs (loop2): Free/Dirty block details
[  342.493402][T10979] EXT4-fs (loop2): free_blocks=4096
[  342.493410][T10979] EXT4-fs (loop2): dirty_blocks=16
[  342.493416][T10979] EXT4-fs (loop2): Block reservation details
[  342.493422][T10979] EXT4-fs (loop2): i_reserved_data_blocks=1
[  342.516065][T10979] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  342.516096][T10979] EXT4-fs (loop2): This should not happen!! Data will be lost
[  342.516096][T10979] 
[  342.604425][T10976] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  342.605492][T10977] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  342.605521][T10977] EXT4-fs (loop1): This should not happen!! Data will be lost
[  342.605521][T10977] 
[  342.605533][T10977] EXT4-fs (loop1): Total free blocks count 0
[  342.605544][T10977] EXT4-fs (loop1): Free/Dirty block details
[  342.605556][T10977] EXT4-fs (loop1): free_blocks=4096
[  342.605567][T10977] EXT4-fs (loop1): dirty_blocks=16
[  342.605578][T10977] EXT4-fs (loop1): Block reservation details
[  342.605588][T10977] EXT4-fs (loop1): i_reserved_data_blocks=1
[  342.631393][T10977] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  342.631427][T10977] EXT4-fs (loop1): This should not happen!! Data will be lost
[  342.631427][T10977] 
[  342.699944][T10972] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  342.700841][T10974] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  342.700867][T10974] EXT4-fs (loop3): This should not happen!! Data will be lost
[  342.700867][T10974] 
[  342.700881][T10974] EXT4-fs (loop3): Total free blocks count 0
[  342.700893][T10974] EXT4-fs (loop3): Free/Dirty block details
[  342.700906][T10974] EXT4-fs (loop3): free_blocks=4096
[  342.700921][T10974] EXT4-fs (loop3): dirty_blocks=16
[  342.700933][T10974] EXT4-fs (loop3): Block reservation details
[  342.700944][T10974] EXT4-fs (loop3): i_reserved_data_blocks=1
[  342.708680][T10980] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  342.711598][T10981] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  342.711631][T10981] EXT4-fs (loop0): This should not happen!! Data will be lost
[  342.711631][T10981] 
[  342.711645][T10981] EXT4-fs (loop0): Total free blocks count 0
[  342.711657][T10981] EXT4-fs (loop0): Free/Dirty block details
[  342.711671][T10981] EXT4-fs (loop0): free_blocks=4096
[  342.711684][T10981] EXT4-fs (loop0): dirty_blocks=16
[  342.711696][T10981] EXT4-fs (loop0): Block reservation details
[  342.711707][T10981] EXT4-fs (loop0): i_reserved_data_blocks=1
[  342.719121][T10974] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  342.719161][T10974] EXT4-fs (loop3): This should not happen!! Data will be lost
[  342.719161][T10974] 
[  342.723436][T10981] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  342.723476][T10981] EXT4-fs (loop0): This should not happen!! Data will be lost
[  342.723476][T10981] 
[  342.916200][T10991] set_capacity_and_notify: 21 callbacks suppressed
[  342.916221][T10991] loop4: detected capacity change from 0 to 2048
[  342.958192][T10990] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  342.974937][T10991] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  342.974968][T10991] EXT4-fs (loop4): This should not happen!! Data will be lost
[  342.974968][T10991] 
[  342.974980][T10991] EXT4-fs (loop4): Total free blocks count 0
[  342.974991][T10991] EXT4-fs (loop4): Free/Dirty block details
[  342.975002][T10991] EXT4-fs (loop4): free_blocks=4096
[  342.975014][T10991] EXT4-fs (loop4): dirty_blocks=16
[  342.975023][T10991] EXT4-fs (loop4): Block reservation details
[  342.975033][T10991] EXT4-fs (loop4): i_reserved_data_blocks=1
[  342.976245][T10991] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  342.976278][T10991] EXT4-fs (loop4): This should not happen!! Data will be lost
[  342.976278][T10991] 
[  343.295955][T11001] loop0: detected capacity change from 0 to 2048
[  343.334132][T10999] loop2: detected capacity change from 0 to 2048
[  343.368675][T11000] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  343.377983][T11003] loop1: detected capacity change from 0 to 2048
[  343.387710][T11001] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  343.387739][T11001] EXT4-fs (loop0): This should not happen!! Data will be lost
[  343.387739][T11001] 
[  343.387753][T11001] EXT4-fs (loop0): Total free blocks count 0
[  343.387766][T11001] EXT4-fs (loop0): Free/Dirty block details
[  343.387778][T11001] EXT4-fs (loop0): free_blocks=4096
[  343.387791][T11001] EXT4-fs (loop0): dirty_blocks=16
[  343.387803][T11001] EXT4-fs (loop0): Block reservation details
[  343.387814][T11001] EXT4-fs (loop0): i_reserved_data_blocks=1
[  343.406897][T11001] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  343.406930][T11001] EXT4-fs (loop0): This should not happen!! Data will be lost
[  343.406930][T11001] 
[  343.512461][T10998] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  343.513850][T10999] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  343.513878][T10999] EXT4-fs (loop2): This should not happen!! Data will be lost
[  343.513878][T10999] 
[  343.513892][T10999] EXT4-fs (loop2): Total free blocks count 0
[  343.513905][T10999] EXT4-fs (loop2): Free/Dirty block details
[  343.513917][T10999] EXT4-fs (loop2): free_blocks=4096
[  343.513931][T10999] EXT4-fs (loop2): dirty_blocks=16
[  343.513943][T10999] EXT4-fs (loop2): Block reservation details
[  343.513955][T10999] EXT4-fs (loop2): i_reserved_data_blocks=1
[  343.544866][T10999] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  343.544905][T10999] EXT4-fs (loop2): This should not happen!! Data will be lost
[  343.544905][T10999] 
[  343.624708][T11011] loop4: detected capacity change from 0 to 2048
[  343.628761][T11002] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  343.639801][T11003] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  343.639831][T11003] EXT4-fs (loop1): This should not happen!! Data will be lost
[  343.639831][T11003] 
[  343.639845][T11003] EXT4-fs (loop1): Total free blocks count 0
[  343.639858][T11003] EXT4-fs (loop1): Free/Dirty block details
[  343.639871][T11003] EXT4-fs (loop1): free_blocks=4096
[  343.639884][T11003] EXT4-fs (loop1): dirty_blocks=16
[  343.639896][T11003] EXT4-fs (loop1): Block reservation details
[  343.639907][T11003] EXT4-fs (loop1): i_reserved_data_blocks=1
[  343.641805][T11010] loop3: detected capacity change from 0 to 2048
[  343.656663][T11003] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  343.656697][T11003] EXT4-fs (loop1): This should not happen!! Data will be lost
[  343.656697][T11003] 
[  343.764915][T11006] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  343.765887][T11011] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  343.765913][T11011] EXT4-fs (loop4): This should not happen!! Data will be lost
[  343.765913][T11011] 
[  343.765927][T11011] EXT4-fs (loop4): Total free blocks count 0
[  343.765939][T11011] EXT4-fs (loop4): Free/Dirty block details
[  343.765951][T11011] EXT4-fs (loop4): free_blocks=4096
[  343.765965][T11011] EXT4-fs (loop4): dirty_blocks=16
[  343.765976][T11011] EXT4-fs (loop4): Block reservation details
[  343.765987][T11011] EXT4-fs (loop4): i_reserved_data_blocks=1
[  343.766449][T11007] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  343.767222][T11010] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  343.767239][T11010] EXT4-fs (loop3): This should not happen!! Data will be lost
[  343.767239][T11010] 
[  343.767247][T11010] EXT4-fs (loop3): Total free blocks count 0
[  343.767254][T11010] EXT4-fs (loop3): Free/Dirty block details
[  343.767261][T11010] EXT4-fs (loop3): free_blocks=4096
[  343.767268][T11010] EXT4-fs (loop3): dirty_blocks=16
[  343.767275][T11010] EXT4-fs (loop3): Block reservation details
[  343.767281][T11010] EXT4-fs (loop3): i_reserved_data_blocks=1
[  343.781174][T11010] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  343.781206][T11010] EXT4-fs (loop3): This should not happen!! Data will be lost
[  343.781206][T11010] 
[  343.782939][T11011] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  343.782966][T11011] EXT4-fs (loop4): This should not happen!! Data will be lost
[  343.782966][T11011] 
[  344.158509][T11021] loop2: detected capacity change from 0 to 2048
[  344.191781][T11027] loop1: detected capacity change from 0 to 2048
[  344.288977][T11029] loop0: detected capacity change from 0 to 2048
[  344.320880][T11026] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  344.322010][T11027] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  344.322037][T11027] EXT4-fs (loop1): This should not happen!! Data will be lost
[  344.322037][T11027] 
[  344.322051][T11027] EXT4-fs (loop1): Total free blocks count 0
[  344.322065][T11027] EXT4-fs (loop1): Free/Dirty block details
[  344.322078][T11027] EXT4-fs (loop1): free_blocks=4096
[  344.322092][T11027] EXT4-fs (loop1): dirty_blocks=16
[  344.322104][T11027] EXT4-fs (loop1): Block reservation details
[  344.322116][T11027] EXT4-fs (loop1): i_reserved_data_blocks=1
[  344.325571][T11031] loop3: detected capacity change from 0 to 2048
[  344.328254][T11027] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  344.328283][T11027] EXT4-fs (loop1): This should not happen!! Data will be lost
[  344.328283][T11027] 
[  344.392021][T11020] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  344.392944][T11021] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  344.392971][T11021] EXT4-fs (loop2): This should not happen!! Data will be lost
[  344.392971][T11021] 
[  344.392985][T11021] EXT4-fs (loop2): Total free blocks count 0
[  344.393007][T11021] EXT4-fs (loop2): Free/Dirty block details
[  344.393021][T11021] EXT4-fs (loop2): free_blocks=4096
[  344.393033][T11021] EXT4-fs (loop2): dirty_blocks=16
[  344.393045][T11021] EXT4-fs (loop2): Block reservation details
[  344.393057][T11021] EXT4-fs (loop2): i_reserved_data_blocks=1
[  344.396021][T11021] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  344.396050][T11021] EXT4-fs (loop2): This should not happen!! Data will be lost
[  344.396050][T11021] 
[  344.472812][T11030] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  344.474128][T11031] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  344.474154][T11031] EXT4-fs (loop3): This should not happen!! Data will be lost
[  344.474154][T11031] 
[  344.474168][T11031] EXT4-fs (loop3): Total free blocks count 0
[  344.474180][T11031] EXT4-fs (loop3): Free/Dirty block details
[  344.474193][T11031] EXT4-fs (loop3): free_blocks=4096
[  344.474206][T11031] EXT4-fs (loop3): dirty_blocks=16
[  344.474218][T11031] EXT4-fs (loop3): Block reservation details
[  344.474229][T11031] EXT4-fs (loop3): i_reserved_data_blocks=1
[  344.481963][T11031] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  344.481998][T11031] EXT4-fs (loop3): This should not happen!! Data will be lost
[  344.481998][T11031] 
[  344.494727][T11028] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  344.496253][T11029] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  344.496281][T11029] EXT4-fs (loop0): This should not happen!! Data will be lost
[  344.496281][T11029] 
[  344.496296][T11029] EXT4-fs (loop0): Total free blocks count 0
[  344.496308][T11029] EXT4-fs (loop0): Free/Dirty block details
[  344.496321][T11029] EXT4-fs (loop0): free_blocks=4096
[  344.496334][T11029] EXT4-fs (loop0): dirty_blocks=16
[  344.496346][T11029] EXT4-fs (loop0): Block reservation details
[  344.496357][T11029] EXT4-fs (loop0): i_reserved_data_blocks=1
[  344.534667][T11029] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  344.534709][T11029] EXT4-fs (loop0): This should not happen!! Data will be lost
[  344.534709][T11029] 
[  345.002063][T11051] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  345.003240][T11052] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  345.003266][T11052] EXT4-fs (loop0): This should not happen!! Data will be lost
[  345.003266][T11052] 
[  345.003279][T11052] EXT4-fs (loop0): Total free blocks count 0
[  345.003291][T11052] EXT4-fs (loop0): Free/Dirty block details
[  345.003303][T11052] EXT4-fs (loop0): free_blocks=4096
[  345.003316][T11052] EXT4-fs (loop0): dirty_blocks=16
[  345.003328][T11052] EXT4-fs (loop0): Block reservation details
[  345.003339][T11052] EXT4-fs (loop0): i_reserved_data_blocks=1
[  345.008326][T11052] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  345.008352][T11052] EXT4-fs (loop0): This should not happen!! Data will be lost
[  345.008352][T11052] 
[  345.118470][T11050] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  345.118806][T11050] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  345.118830][T11050] EXT4-fs (loop4): This should not happen!! Data will be lost
[  345.118830][T11050] 
[  345.118844][T11050] EXT4-fs (loop4): Total free blocks count 0
[  345.118855][T11050] EXT4-fs (loop4): Free/Dirty block details
[  345.118867][T11050] EXT4-fs (loop4): free_blocks=4096
[  345.118880][T11050] EXT4-fs (loop4): dirty_blocks=736
[  345.118891][T11050] EXT4-fs (loop4): Block reservation details
[  345.118903][T11050] EXT4-fs (loop4): i_reserved_data_blocks=46
[  345.150571][T11049] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  345.176963][T11053] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  345.176993][T11053] EXT4-fs (loop1): This should not happen!! Data will be lost
[  345.176993][T11053] 
[  345.177007][T11053] EXT4-fs (loop1): Total free blocks count 0
[  345.177019][T11053] EXT4-fs (loop1): Free/Dirty block details
[  345.177032][T11053] EXT4-fs (loop1): free_blocks=4096
[  345.177046][T11053] EXT4-fs (loop1): dirty_blocks=16
[  345.177058][T11053] EXT4-fs (loop1): Block reservation details
[  345.177069][T11053] EXT4-fs (loop1): i_reserved_data_blocks=1
[  345.185644][T11053] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  345.185675][T11053] EXT4-fs (loop1): This should not happen!! Data will be lost
[  345.185675][T11053] 
[  345.231936][T11047] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  345.233111][T11048] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  345.233139][T11048] EXT4-fs (loop2): This should not happen!! Data will be lost
[  345.233139][T11048] 
[  345.233154][T11048] EXT4-fs (loop2): Total free blocks count 0
[  345.233166][T11048] EXT4-fs (loop2): Free/Dirty block details
[  345.233179][T11048] EXT4-fs (loop2): free_blocks=4096
[  345.233192][T11048] EXT4-fs (loop2): dirty_blocks=16
[  345.233205][T11048] EXT4-fs (loop2): Block reservation details
[  345.233216][T11048] EXT4-fs (loop2): i_reserved_data_blocks=1
[  345.270368][T11048] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  345.270399][T11048] EXT4-fs (loop2): This should not happen!! Data will be lost
[  345.270399][T11048] 
[  345.350590][T11046] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 2 with max blocks 720 with error 28
[  345.350621][T11046] EXT4-fs (loop4): This should not happen!! Data will be lost
[  345.350621][T11046] 
[  345.400184][T11056] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  345.401158][T11057] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  345.401184][T11057] EXT4-fs (loop3): This should not happen!! Data will be lost
[  345.401184][T11057] 
[  345.401198][T11057] EXT4-fs (loop3): Total free blocks count 0
[  345.401211][T11057] EXT4-fs (loop3): Free/Dirty block details
[  345.401223][T11057] EXT4-fs (loop3): free_blocks=4096
[  345.401237][T11057] EXT4-fs (loop3): dirty_blocks=16
[  345.401249][T11057] EXT4-fs (loop3): Block reservation details
[  345.401260][T11057] EXT4-fs (loop3): i_reserved_data_blocks=1
[  345.481159][T11064] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  345.481189][T11064] EXT4-fs (loop3): This should not happen!! Data will be lost
[  345.481189][T11064] 
[  345.905245][T11067] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  345.932066][T11068] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  345.932103][T11068] EXT4-fs (loop1): This should not happen!! Data will be lost
[  345.932103][T11068] 
[  345.932113][T11068] EXT4-fs (loop1): Total free blocks count 0
[  345.932122][T11068] EXT4-fs (loop1): Free/Dirty block details
[  345.932132][T11068] EXT4-fs (loop1): free_blocks=4096
[  345.932142][T11068] EXT4-fs (loop1): dirty_blocks=16
[  345.932150][T11068] EXT4-fs (loop1): Block reservation details
[  345.932158][T11068] EXT4-fs (loop1): i_reserved_data_blocks=1
[  345.937940][T11068] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  345.937961][T11068] EXT4-fs (loop1): This should not happen!! Data will be lost
[  345.937961][T11068] 
[  345.979953][T11070] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  345.985945][T11071] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  345.985976][T11071] EXT4-fs (loop3): This should not happen!! Data will be lost
[  345.985976][T11071] 
[  345.985990][T11071] EXT4-fs (loop3): Total free blocks count 0
[  345.986002][T11071] EXT4-fs (loop3): Free/Dirty block details
[  345.986015][T11071] EXT4-fs (loop3): free_blocks=4096
[  345.986028][T11071] EXT4-fs (loop3): dirty_blocks=16
[  345.986040][T11071] EXT4-fs (loop3): Block reservation details
[  345.986052][T11071] EXT4-fs (loop3): i_reserved_data_blocks=1
[  345.991955][T11071] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  345.991986][T11071] EXT4-fs (loop3): This should not happen!! Data will be lost
[  345.991986][T11071] 
[  346.103941][T11072] EXT4-fs mount: 256 callbacks suppressed
[  346.103964][T11072] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  346.111053][   T37] kauditd_printk_skb: 57 callbacks suppressed
[  346.111070][   T37] audit: type=1800 audit(1770620167.523:1983): pid=11072 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.1164" name="file1" dev="loop2" ino=15 res=0 errno=0
[  346.113290][   T37] audit: type=1800 audit(1770620167.523:1984): pid=11072 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.1164" name="file1" dev="loop2" ino=15 res=0 errno=0
[  346.113792][T11069] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  346.115924][T11072] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  346.115950][T11072] EXT4-fs (loop2): This should not happen!! Data will be lost
[  346.115950][T11072] 
[  346.115964][T11072] EXT4-fs (loop2): Total free blocks count 0
[  346.115976][T11072] EXT4-fs (loop2): Free/Dirty block details
[  346.115988][T11072] EXT4-fs (loop2): free_blocks=4096
[  346.116001][T11072] EXT4-fs (loop2): dirty_blocks=16
2026/02/09 06:56:07 executed programs: 1165
[  346.116013][T11072] EXT4-fs (loop2): Block reservation details
[  346.116025][T11072] EXT4-fs (loop2): i_reserved_data_blocks=1
[  346.117081][T11072] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  346.170135][T11084] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  346.172903][   T37] audit: type=1800 audit(1770620167.583:1985): pid=11084 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.1168" name="file1" dev="loop4" ino=15 res=0 errno=0
[  346.173434][   T37] audit: type=1800 audit(1770620167.583:1986): pid=11084 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.1168" name="file1" dev="loop4" ino=15 res=0 errno=0
[  346.175737][T11083] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  346.177207][T11084] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  346.177236][T11084] EXT4-fs (loop4): This should not happen!! Data will be lost
[  346.177236][T11084] 
[  346.177250][T11084] EXT4-fs (loop4): Total free blocks count 0
[  346.177263][T11084] EXT4-fs (loop4): Free/Dirty block details
[  346.177275][T11084] EXT4-fs (loop4): free_blocks=4096
[  346.177288][T11084] EXT4-fs (loop4): dirty_blocks=16
[  346.177300][T11084] EXT4-fs (loop4): Block reservation details
[  346.177311][T11084] EXT4-fs (loop4): i_reserved_data_blocks=1
[  346.178461][T11084] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  346.504491][T11076] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  346.552987][   T37] audit: type=1800 audit(1770620167.953:1987): pid=11076 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.1167" name="file1" dev="loop0" ino=15 res=0 errno=0
[  346.553037][   T37] audit: type=1800 audit(1770620167.953:1988): pid=11076 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.1167" name="file1" dev="loop0" ino=15 res=0 errno=0
[  346.599439][T11075] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  346.600881][T11076] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  346.600911][T11076] EXT4-fs (loop0): This should not happen!! Data will be lost
[  346.600911][T11076] 
[  346.600926][T11076] EXT4-fs (loop0): Total free blocks count 0
[  346.600938][T11076] EXT4-fs (loop0): Free/Dirty block details
[  346.600951][T11076] EXT4-fs (loop0): free_blocks=4096
[  346.600964][T11076] EXT4-fs (loop0): dirty_blocks=16
[  346.600976][T11076] EXT4-fs (loop0): Block reservation details
[  346.600988][T11076] EXT4-fs (loop0): i_reserved_data_blocks=1
[  346.620419][T11076] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  346.805264][   T37] audit: type=1800 audit(1770620168.213:1989): pid=11096 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.1.1169" name="file1" dev="tmpfs" ino=1338 res=0 errno=0
[  346.823549][   T37] audit: type=1800 audit(1770620168.233:1990): pid=11095 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.1172" name="file1" dev="tmpfs" ino=1434 res=0 errno=0
[  346.939046][T11090] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  346.944345][   T37] audit: type=1800 audit(1770620168.353:1991): pid=11090 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.1170" name="file1" dev="loop3" ino=15 res=0 errno=0
[  346.944397][   T37] audit: type=1800 audit(1770620168.353:1992): pid=11090 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.1170" name="file1" dev="loop3" ino=15 res=0 errno=0
[  346.944765][T11089] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  346.991133][T11090] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  346.991166][T11090] EXT4-fs (loop3): This should not happen!! Data will be lost
[  346.991166][T11090] 
[  346.991181][T11090] EXT4-fs (loop3): Total free blocks count 0
[  346.991193][T11090] EXT4-fs (loop3): Free/Dirty block details
[  346.991207][T11090] EXT4-fs (loop3): free_blocks=4096
[  346.991220][T11090] EXT4-fs (loop3): dirty_blocks=16
[  346.991232][T11090] EXT4-fs (loop3): Block reservation details
[  346.991243][T11090] EXT4-fs (loop3): i_reserved_data_blocks=1
[  346.995836][T11090] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  347.114875][T11093] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  347.155490][T11091] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  347.175145][T11093] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  347.175175][T11093] EXT4-fs (loop2): This should not happen!! Data will be lost
[  347.175175][T11093] 
[  347.175190][T11093] EXT4-fs (loop2): Total free blocks count 0
[  347.175203][T11093] EXT4-fs (loop2): Free/Dirty block details
[  347.175216][T11093] EXT4-fs (loop2): free_blocks=4096
[  347.175230][T11093] EXT4-fs (loop2): dirty_blocks=16
[  347.175243][T11093] EXT4-fs (loop2): Block reservation details
[  347.175254][T11093] EXT4-fs (loop2): i_reserved_data_blocks=1
[  347.220354][T11093] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  347.272546][T11102] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  347.320967][T11106] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  347.332810][T11097] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  347.334117][T11102] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  347.334144][T11102] EXT4-fs (loop4): This should not happen!! Data will be lost
[  347.334144][T11102] 
[  347.334158][T11102] EXT4-fs (loop4): Total free blocks count 0
[  347.334171][T11102] EXT4-fs (loop4): Free/Dirty block details
[  347.334183][T11102] EXT4-fs (loop4): free_blocks=4096
[  347.334196][T11102] EXT4-fs (loop4): dirty_blocks=16
[  347.334208][T11102] EXT4-fs (loop4): Block reservation details
[  347.334219][T11102] EXT4-fs (loop4): i_reserved_data_blocks=1
[  347.347320][T11102] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  347.376825][T11105] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  347.377779][T11106] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  347.377804][T11106] EXT4-fs (loop0): This should not happen!! Data will be lost
[  347.377804][T11106] 
[  347.377818][T11106] EXT4-fs (loop0): Total free blocks count 0
[  347.377830][T11106] EXT4-fs (loop0): Free/Dirty block details
[  347.377843][T11106] EXT4-fs (loop0): free_blocks=4096
[  347.377856][T11106] EXT4-fs (loop0): dirty_blocks=16
[  347.377868][T11106] EXT4-fs (loop0): Block reservation details
[  347.377878][T11106] EXT4-fs (loop0): i_reserved_data_blocks=1
[  347.400281][T11106] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  347.573818][T11112] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  347.618373][T11111] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  347.619572][T11112] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  347.619598][T11112] EXT4-fs (loop1): This should not happen!! Data will be lost
[  347.619598][T11112] 
[  347.619609][T11112] EXT4-fs (loop1): Total free blocks count 0
[  347.619622][T11112] EXT4-fs (loop1): Free/Dirty block details
[  347.619633][T11112] EXT4-fs (loop1): free_blocks=4096
[  347.619645][T11112] EXT4-fs (loop1): dirty_blocks=16
[  347.619655][T11112] EXT4-fs (loop1): Block reservation details
[  347.619665][T11112] EXT4-fs (loop1): i_reserved_data_blocks=1
[  347.630484][T11112] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  347.938935][T11122] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  347.948581][T11118] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  347.958232][T11126] set_capacity_and_notify: 17 callbacks suppressed
[  347.958252][T11126] loop3: detected capacity change from 0 to 2048
[  347.972494][T11125] loop0: detected capacity change from 0 to 2048
[  347.977178][T11117] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  347.978433][T11118] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  347.978461][T11118] EXT4-fs (loop2): This should not happen!! Data will be lost
[  347.978461][T11118] 
[  347.978475][T11118] EXT4-fs (loop2): Total free blocks count 0
[  347.978488][T11118] EXT4-fs (loop2): Free/Dirty block details
[  347.978501][T11118] EXT4-fs (loop2): free_blocks=4096
[  347.978515][T11118] EXT4-fs (loop2): dirty_blocks=16
[  347.978527][T11118] EXT4-fs (loop2): Block reservation details
[  347.978538][T11118] EXT4-fs (loop2): i_reserved_data_blocks=1
[  347.985094][T11118] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  348.033340][T11121] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  348.034447][T11122] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  348.034475][T11122] EXT4-fs (loop4): This should not happen!! Data will be lost
[  348.034475][T11122] 
[  348.034489][T11122] EXT4-fs (loop4): Total free blocks count 0
[  348.034502][T11122] EXT4-fs (loop4): Free/Dirty block details
[  348.034514][T11122] EXT4-fs (loop4): free_blocks=4096
[  348.034527][T11122] EXT4-fs (loop4): dirty_blocks=16
[  348.034539][T11122] EXT4-fs (loop4): Block reservation details
[  348.034551][T11122] EXT4-fs (loop4): i_reserved_data_blocks=1
[  348.035867][T11122] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  348.054191][T11126] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  348.071197][T11125] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  348.102305][T11123] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  348.115506][T11125] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  348.115539][T11125] EXT4-fs (loop0): This should not happen!! Data will be lost
[  348.115539][T11125] 
[  348.115553][T11125] EXT4-fs (loop0): Total free blocks count 0
[  348.115566][T11125] EXT4-fs (loop0): Free/Dirty block details
[  348.115578][T11125] EXT4-fs (loop0): free_blocks=4096
[  348.115592][T11125] EXT4-fs (loop0): dirty_blocks=16
[  348.115604][T11125] EXT4-fs (loop0): Block reservation details
[  348.115615][T11125] EXT4-fs (loop0): i_reserved_data_blocks=1
[  348.130466][T11125] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  348.150281][T11124] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  348.151261][T11126] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  348.151287][T11126] EXT4-fs (loop3): This should not happen!! Data will be lost
[  348.151287][T11126] 
[  348.151301][T11126] EXT4-fs (loop3): Total free blocks count 0
[  348.151313][T11126] EXT4-fs (loop3): Free/Dirty block details
[  348.151326][T11126] EXT4-fs (loop3): free_blocks=4096
[  348.151339][T11126] EXT4-fs (loop3): dirty_blocks=16
[  348.151351][T11126] EXT4-fs (loop3): Block reservation details
[  348.151362][T11126] EXT4-fs (loop3): i_reserved_data_blocks=1
[  348.170353][T11126] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  348.375957][T11136] loop1: detected capacity change from 0 to 2048
[  348.576314][T11136] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  348.601174][T11141] loop0: detected capacity change from 0 to 2048
[  348.604221][T11143] loop2: detected capacity change from 0 to 2048
[  348.622867][T11135] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  348.650164][T11136] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  348.650184][T11136] EXT4-fs (loop1): This should not happen!! Data will be lost
[  348.650184][T11136] 
[  348.650192][T11136] EXT4-fs (loop1): Total free blocks count 0
[  348.650199][T11136] EXT4-fs (loop1): Free/Dirty block details
[  348.650206][T11136] EXT4-fs (loop1): free_blocks=4096
[  348.650214][T11136] EXT4-fs (loop1): dirty_blocks=16
[  348.650220][T11136] EXT4-fs (loop1): Block reservation details
[  348.650226][T11136] EXT4-fs (loop1): i_reserved_data_blocks=1
[  348.655675][T11136] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  348.803120][T11146] loop4: detected capacity change from 0 to 2048
[  348.803573][T11145] loop3: detected capacity change from 0 to 2048
[  348.829818][T11141] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  348.854019][T11143] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  348.858523][T11139] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  348.867445][T11141] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  348.867478][T11141] EXT4-fs (loop0): This should not happen!! Data will be lost
[  348.867478][T11141] 
[  348.867492][T11141] EXT4-fs (loop0): Total free blocks count 0
[  348.867505][T11141] EXT4-fs (loop0): Free/Dirty block details
[  348.867518][T11141] EXT4-fs (loop0): free_blocks=4096
[  348.867532][T11141] EXT4-fs (loop0): dirty_blocks=16
[  348.867543][T11141] EXT4-fs (loop0): Block reservation details
[  348.867554][T11141] EXT4-fs (loop0): i_reserved_data_blocks=1
[  348.885258][T11141] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  348.916135][T11137] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  348.920096][T11143] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  348.920127][T11143] EXT4-fs (loop2): This should not happen!! Data will be lost
[  348.920127][T11143] 
[  348.920142][T11143] EXT4-fs (loop2): Total free blocks count 0
[  348.920155][T11143] EXT4-fs (loop2): Free/Dirty block details
[  348.920167][T11143] EXT4-fs (loop2): free_blocks=4096
[  348.920180][T11143] EXT4-fs (loop2): dirty_blocks=16
[  348.920192][T11143] EXT4-fs (loop2): Block reservation details
[  348.920203][T11143] EXT4-fs (loop2): i_reserved_data_blocks=1
[  348.946388][T11143] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  348.957393][T11145] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  348.958807][T11146] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  349.020043][T11144] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  349.020951][T11145] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  349.020977][T11145] EXT4-fs (loop3): This should not happen!! Data will be lost
[  349.020977][T11145] 
[  349.020991][T11145] EXT4-fs (loop3): Total free blocks count 0
[  349.021003][T11145] EXT4-fs (loop3): Free/Dirty block details
[  349.021016][T11145] EXT4-fs (loop3): free_blocks=4096
[  349.021029][T11145] EXT4-fs (loop3): dirty_blocks=16
[  349.021041][T11145] EXT4-fs (loop3): Block reservation details
[  349.021053][T11145] EXT4-fs (loop3): i_reserved_data_blocks=1
[  349.028506][T11140] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  349.029704][T11146] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  349.029732][T11146] EXT4-fs (loop4): This should not happen!! Data will be lost
[  349.029732][T11146] 
[  349.029746][T11146] EXT4-fs (loop4): Total free blocks count 0
[  349.029758][T11146] EXT4-fs (loop4): Free/Dirty block details
[  349.029771][T11146] EXT4-fs (loop4): free_blocks=4096
[  349.029792][T11146] EXT4-fs (loop4): dirty_blocks=16
[  349.029805][T11146] EXT4-fs (loop4): Block reservation details
[  349.029816][T11146] EXT4-fs (loop4): i_reserved_data_blocks=1
[  349.034699][T11145] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  349.039153][T11146] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  349.241553][T11156] loop1: detected capacity change from 0 to 2048
[  349.348467][T11156] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  349.407732][T11158] loop0: detected capacity change from 0 to 2048
[  349.416738][T11155] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  349.419976][T11156] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  349.420004][T11156] EXT4-fs (loop1): This should not happen!! Data will be lost
[  349.420004][T11156] 
[  349.420018][T11156] EXT4-fs (loop1): Total free blocks count 0
[  349.420031][T11156] EXT4-fs (loop1): Free/Dirty block details
[  349.420043][T11156] EXT4-fs (loop1): free_blocks=4096
[  349.420057][T11156] EXT4-fs (loop1): dirty_blocks=16
[  349.420068][T11156] EXT4-fs (loop1): Block reservation details
[  349.420080][T11156] EXT4-fs (loop1): i_reserved_data_blocks=1
[  349.459935][T11156] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  349.599601][T11166] loop4: detected capacity change from 0 to 2048
[  349.870612][T11158] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  349.872804][T11166] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  349.875236][T11162] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  349.929711][T11165] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  349.932155][T11157] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  349.933044][T11158] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  349.933069][T11158] EXT4-fs (loop0): This should not happen!! Data will be lost
[  349.933069][T11158] 
[  349.933082][T11158] EXT4-fs (loop0): Total free blocks count 0
[  349.933095][T11158] EXT4-fs (loop0): Free/Dirty block details
[  349.933108][T11158] EXT4-fs (loop0): free_blocks=4096
[  349.933122][T11158] EXT4-fs (loop0): dirty_blocks=16
[  349.933133][T11158] EXT4-fs (loop0): Block reservation details
[  349.933145][T11158] EXT4-fs (loop0): i_reserved_data_blocks=1
[  349.937386][T11161] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  349.937930][T11163] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  349.938280][T11162] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  349.938303][T11162] EXT4-fs (loop2): This should not happen!! Data will be lost
[  349.938303][T11162] 
[  349.938317][T11162] EXT4-fs (loop2): Total free blocks count 0
[  349.938329][T11162] EXT4-fs (loop2): Free/Dirty block details
[  349.938343][T11162] EXT4-fs (loop2): free_blocks=4096
[  349.938356][T11162] EXT4-fs (loop2): dirty_blocks=16
[  349.938369][T11162] EXT4-fs (loop2): Block reservation details
[  349.938380][T11162] EXT4-fs (loop2): i_reserved_data_blocks=1
[  349.938713][T11165] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  349.938735][T11165] EXT4-fs (loop3): This should not happen!! Data will be lost
[  349.938735][T11165] 
[  349.938748][T11165] EXT4-fs (loop3): Total free blocks count 0
[  349.938759][T11165] EXT4-fs (loop3): Free/Dirty block details
[  349.938814][T11165] EXT4-fs (loop3): free_blocks=4096
[  349.938827][T11165] EXT4-fs (loop3): dirty_blocks=16
[  349.938838][T11165] EXT4-fs (loop3): Block reservation details
[  349.938849][T11165] EXT4-fs (loop3): i_reserved_data_blocks=1
[  349.956563][T11164] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  349.957524][T11166] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  349.957549][T11166] EXT4-fs (loop4): This should not happen!! Data will be lost
[  349.957549][T11166] 
[  349.957562][T11166] EXT4-fs (loop4): Total free blocks count 0
[  349.957573][T11166] EXT4-fs (loop4): Free/Dirty block details
[  349.957583][T11166] EXT4-fs (loop4): free_blocks=4096
[  349.957595][T11166] EXT4-fs (loop4): dirty_blocks=16
[  349.957607][T11166] EXT4-fs (loop4): Block reservation details
[  349.957618][T11166] EXT4-fs (loop4): i_reserved_data_blocks=1
[  349.959507][T11158] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  349.961152][T11165] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  349.986368][T11162] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  349.988458][T11166] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  350.012786][T11176] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  350.080590][T11175] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  350.081538][T11176] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  350.081564][T11176] EXT4-fs (loop1): This should not happen!! Data will be lost
[  350.081564][T11176] 
[  350.081578][T11176] EXT4-fs (loop1): Total free blocks count 0
[  350.081590][T11176] EXT4-fs (loop1): Free/Dirty block details
[  350.081604][T11176] EXT4-fs (loop1): free_blocks=4096
[  350.081617][T11176] EXT4-fs (loop1): dirty_blocks=16
[  350.081629][T11176] EXT4-fs (loop1): Block reservation details
[  350.081640][T11176] EXT4-fs (loop1): i_reserved_data_blocks=1
[  350.102539][T11176] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  350.552211][T11180] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  350.605236][T11179] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  350.606105][T11180] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  350.606133][T11180] EXT4-fs (loop2): This should not happen!! Data will be lost
[  350.606133][T11180] 
[  350.606147][T11180] EXT4-fs (loop2): Total free blocks count 0
[  350.606160][T11180] EXT4-fs (loop2): Free/Dirty block details
[  350.606172][T11180] EXT4-fs (loop2): free_blocks=4096
[  350.606186][T11180] EXT4-fs (loop2): dirty_blocks=16
[  350.606199][T11180] EXT4-fs (loop2): Block reservation details
[  350.606211][T11180] EXT4-fs (loop2): i_reserved_data_blocks=1
[  350.620951][T11180] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  350.643977][T11186] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  350.668942][T11182] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  350.741731][T11185] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  350.743305][T11186] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  350.743326][T11186] EXT4-fs (loop4): This should not happen!! Data will be lost
[  350.743326][T11186] 
[  350.743334][T11186] EXT4-fs (loop4): Total free blocks count 0
[  350.743341][T11186] EXT4-fs (loop4): Free/Dirty block details
[  350.743348][T11186] EXT4-fs (loop4): free_blocks=4096
[  350.743356][T11186] EXT4-fs (loop4): dirty_blocks=16
[  350.743363][T11186] EXT4-fs (loop4): Block reservation details
[  350.743369][T11186] EXT4-fs (loop4): i_reserved_data_blocks=1
[  350.754953][T11186] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  350.831803][T11181] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  350.832763][T11182] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  350.832787][T11182] EXT4-fs (loop3): This should not happen!! Data will be lost
[  350.832787][T11182] 
[  350.832801][T11182] EXT4-fs (loop3): Total free blocks count 0
[  350.832814][T11182] EXT4-fs (loop3): Free/Dirty block details
[  350.832826][T11182] EXT4-fs (loop3): free_blocks=4096
[  350.832839][T11182] EXT4-fs (loop3): dirty_blocks=16
[  350.832850][T11182] EXT4-fs (loop3): Block reservation details
[  350.832862][T11182] EXT4-fs (loop3): i_reserved_data_blocks=1
[  350.845399][T11184] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  350.855043][T11182] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  350.897684][T11183] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  350.924507][T11184] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  350.924541][T11184] EXT4-fs (loop0): This should not happen!! Data will be lost
[  350.924541][T11184] 
[  350.924557][T11184] EXT4-fs (loop0): Total free blocks count 0
[  350.924570][T11184] EXT4-fs (loop0): Free/Dirty block details
[  350.924591][T11184] EXT4-fs (loop0): free_blocks=4096
[  350.924606][T11184] EXT4-fs (loop0): dirty_blocks=16
[  350.924617][T11184] EXT4-fs (loop0): Block reservation details
[  350.924629][T11184] EXT4-fs (loop0): i_reserved_data_blocks=1
[  350.934242][T11190] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  350.936119][T11184] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  350.993069][T11189] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  351.013363][T11190] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  351.013394][T11190] EXT4-fs (loop1): This should not happen!! Data will be lost
[  351.013394][T11190] 
[  351.013408][T11190] EXT4-fs (loop1): Total free blocks count 0
[  351.013420][T11190] EXT4-fs (loop1): Free/Dirty block details
[  351.013433][T11190] EXT4-fs (loop1): free_blocks=4096
[  351.013446][T11190] EXT4-fs (loop1): dirty_blocks=16
[  351.013458][T11190] EXT4-fs (loop1): Block reservation details
[  351.013470][T11190] EXT4-fs (loop1): i_reserved_data_blocks=1
[  351.045335][T11190] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
2026/02/09 06:56:12 executed programs: 1197
[  351.232860][   T37] kauditd_printk_skb: 51 callbacks suppressed
[  351.232879][   T37] audit: type=1800 audit(1770620172.643:2044): pid=11200 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.1200" name="file1" dev="tmpfs" ino=1470 res=0 errno=0
[  351.339591][   T37] audit: type=1800 audit(1770620172.753:2045): pid=11206 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.0.1202" name="file1" dev="tmpfs" ino=1458 res=0 errno=0
[  351.408415][   T37] audit: type=1800 audit(1770620172.813:2046): pid=11205 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.1.1203" name="file1" dev="tmpfs" ino=1380 res=0 errno=0
[  351.551049][   T37] audit: type=1800 audit(1770620172.963:2047): pid=11208 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.1201" name="file1" dev="tmpfs" ino=1524 res=0 errno=0
[  351.764366][T11217] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  351.765368][T11210] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  351.766794][T11216] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  351.768755][   T37] audit: type=1800 audit(1770620173.173:2048): pid=11216 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.1204" name="file1" dev="loop4" ino=15 res=0 errno=0
[  351.770215][   T37] audit: type=1800 audit(1770620173.183:2049): pid=11216 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.4.1204" name="file1" dev="loop4" ino=15 res=0 errno=0
[  351.771426][T11219] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  351.773851][   T37] audit: type=1800 audit(1770620173.183:2050): pid=11217 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.1207" name="file1" dev="loop2" ino=15 res=0 errno=0
[  351.774746][T11212] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  351.775062][   T37] audit: type=1800 audit(1770620173.183:2051): pid=11217 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.2.1207" name="file1" dev="loop2" ino=15 res=0 errno=0
[  351.777800][T11216] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  351.777829][T11216] EXT4-fs (loop4): This should not happen!! Data will be lost
[  351.777829][T11216] 
[  351.777842][T11216] EXT4-fs (loop4): Total free blocks count 0
[  351.777855][T11216] EXT4-fs (loop4): Free/Dirty block details
[  351.777867][T11216] EXT4-fs (loop4): free_blocks=4096
[  351.777881][T11216] EXT4-fs (loop4): dirty_blocks=16
[  351.777892][T11216] EXT4-fs (loop4): Block reservation details
[  351.777903][T11216] EXT4-fs (loop4): i_reserved_data_blocks=1
[  351.778858][T11215] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  351.781827][   T37] audit: type=1800 audit(1770620173.193:2052): pid=11219 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.1208" name="file1" dev="loop3" ino=15 res=0 errno=0
[  351.782223][   T37] audit: type=1800 audit(1770620173.193:2053): pid=11219 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz.3.1208" name="file1" dev="loop3" ino=15 res=0 errno=0
[  351.783771][T11218] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  351.785525][T11219] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  351.785551][T11219] EXT4-fs (loop3): This should not happen!! Data will be lost
[  351.785551][T11219] 
[  351.785564][T11219] EXT4-fs (loop3): Total free blocks count 0
[  351.785577][T11219] EXT4-fs (loop3): Free/Dirty block details
[  351.785590][T11219] EXT4-fs (loop3): free_blocks=4096
[  351.785602][T11219] EXT4-fs (loop3): dirty_blocks=16
[  351.785614][T11219] EXT4-fs (loop3): Block reservation details
[  351.785625][T11219] EXT4-fs (loop3): i_reserved_data_blocks=1
[  351.786311][T11216] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  351.788639][T11217] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  351.788667][T11217] EXT4-fs (loop2): This should not happen!! Data will be lost
[  351.788667][T11217] 
[  351.788681][T11217] EXT4-fs (loop2): Total free blocks count 0
[  351.788693][T11217] EXT4-fs (loop2): Free/Dirty block details
[  351.788706][T11217] EXT4-fs (loop2): free_blocks=4096
[  351.788719][T11217] EXT4-fs (loop2): dirty_blocks=16
[  351.788731][T11217] EXT4-fs (loop2): Block reservation details
[  351.788742][T11217] EXT4-fs (loop2): i_reserved_data_blocks=1
[  351.800610][T11219] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  351.802380][T11217] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  351.856476][T11209] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  351.857340][T11210] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  351.857366][T11210] EXT4-fs (loop0): This should not happen!! Data will be lost
[  351.857366][T11210] 
[  351.857380][T11210] EXT4-fs (loop0): Total free blocks count 0
[  351.857393][T11210] EXT4-fs (loop0): Free/Dirty block details
[  351.857407][T11210] EXT4-fs (loop0): free_blocks=4096
[  351.857420][T11210] EXT4-fs (loop0): dirty_blocks=16
[  351.857431][T11210] EXT4-fs (loop0): Block reservation details
[  351.857442][T11210] EXT4-fs (loop0): i_reserved_data_blocks=1
[  351.872792][T11210] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  351.887279][T11214] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[  351.918977][T11213] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  351.924657][T11214] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  351.924689][T11214] EXT4-fs (loop1): This should not happen!! Data will be lost
[  351.924689][T11214] 
[  351.924703][T11214] EXT4-fs (loop1): Total free blocks count 0
[  351.924716][T11214] EXT4-fs (loop1): Free/Dirty block details
[  351.924728][T11214] EXT4-fs (loop1): free_blocks=4096
[  351.924741][T11214] EXT4-fs (loop1): dirty_blocks=16
[  351.924753][T11214] EXT4-fs (loop1): Block reservation details
[  351.924764][T11214] EXT4-fs (loop1): i_reserved_data_blocks=1
[  351.941569][T11214] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  352.806871][T11238] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  352.843452][T11239] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  352.843472][T11239] EXT4-fs (loop2): This should not happen!! Data will be lost
[  352.843472][T11239] 
[  352.843480][T11239] EXT4-fs (loop2): Total free blocks count 0
[  352.843487][T11239] EXT4-fs (loop2): Free/Dirty block details
[  352.843494][T11239] EXT4-fs (loop2): free_blocks=4096
[  352.843502][T11239] EXT4-fs (loop2): dirty_blocks=16
[  352.843508][T11239] EXT4-fs (loop2): Block reservation details
[  352.843514][T11239] EXT4-fs (loop2): i_reserved_data_blocks=1
[  352.854203][T11233] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  352.855173][T11240] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  352.855199][T11240] EXT4-fs (loop4): This should not happen!! Data will be lost
[  352.855199][T11240] 
[  352.855213][T11240] EXT4-fs (loop4): Total free blocks count 0
[  352.855226][T11240] EXT4-fs (loop4): Free/Dirty block details
[  352.855239][T11240] EXT4-fs (loop4): free_blocks=4096
[  352.855252][T11240] EXT4-fs (loop4): dirty_blocks=16
[  352.855264][T11240] EXT4-fs (loop4): Block reservation details
[  352.855275][T11240] EXT4-fs (loop4): i_reserved_data_blocks=1
[  352.857248][T11239] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  352.857274][T11239] EXT4-fs (loop2): This should not happen!! Data will be lost
[  352.857274][T11239] 
[  352.858528][T11235] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  352.859626][T11236] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  352.859652][T11236] EXT4-fs (loop0): This should not happen!! Data will be lost
[  352.859652][T11236] 
[  352.859666][T11236] EXT4-fs (loop0): Total free blocks count 0
[  352.859679][T11236] EXT4-fs (loop0): Free/Dirty block details
[  352.859691][T11236] EXT4-fs (loop0): free_blocks=4096
[  352.859705][T11236] EXT4-fs (loop0): dirty_blocks=16
[  352.859716][T11236] EXT4-fs (loop0): Block reservation details
[  352.859727][T11236] EXT4-fs (loop0): i_reserved_data_blocks=1
[  352.866959][T11234] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  352.867803][T11237] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  352.867827][T11237] EXT4-fs (loop1): This should not happen!! Data will be lost
[  352.867827][T11237] 
[  352.867841][T11237] EXT4-fs (loop1): Total free blocks count 0
[  352.867854][T11237] EXT4-fs (loop1): Free/Dirty block details
[  352.867867][T11237] EXT4-fs (loop1): free_blocks=4096
[  352.867880][T11237] EXT4-fs (loop1): dirty_blocks=16
[  352.867891][T11237] EXT4-fs (loop1): Block reservation details
[  352.867902][T11237] EXT4-fs (loop1): i_reserved_data_blocks=1
[  352.891788][T11236] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  352.891819][T11236] EXT4-fs (loop0): This should not happen!! Data will be lost
[  352.891819][T11236] 
[  352.895017][T11237] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  352.895046][T11237] EXT4-fs (loop1): This should not happen!! Data will be lost
[  352.895046][T11237] 
[  352.901392][T11240] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  352.901488][T11240] EXT4-fs (loop4): This should not happen!! Data will be lost
[  352.901488][T11240] 
[  352.934144][T11231] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  352.935107][T11232] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  352.935133][T11232] EXT4-fs (loop3): This should not happen!! Data will be lost
[  352.935133][T11232] 
[  352.935148][T11232] EXT4-fs (loop3): Total free blocks count 0
[  352.935160][T11232] EXT4-fs (loop3): Free/Dirty block details
[  352.935173][T11232] EXT4-fs (loop3): free_blocks=4096
[  352.935186][T11232] EXT4-fs (loop3): dirty_blocks=16
[  352.935198][T11232] EXT4-fs (loop3): Block reservation details
[  352.935209][T11232] EXT4-fs (loop3): i_reserved_data_blocks=1
[  352.955533][T11232] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  352.955565][T11232] EXT4-fs (loop3): This should not happen!! Data will be lost
[  352.955565][T11232] 
[  353.729754][T11259] set_capacity_and_notify: 18 callbacks suppressed
[  353.729774][T11259] loop1: detected capacity change from 0 to 2048
[  353.748449][T11258] loop4: detected capacity change from 0 to 2048
[  353.902139][T11256] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  353.903203][T11259] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  353.903231][T11259] EXT4-fs (loop1): This should not happen!! Data will be lost
[  353.903231][T11259] 
[  353.903245][T11259] EXT4-fs (loop1): Total free blocks count 0
[  353.903259][T11259] EXT4-fs (loop1): Free/Dirty block details
[  353.903272][T11259] EXT4-fs (loop1): free_blocks=4096
[  353.903284][T11259] EXT4-fs (loop1): dirty_blocks=16
[  353.903295][T11259] EXT4-fs (loop1): Block reservation details
[  353.903307][T11259] EXT4-fs (loop1): i_reserved_data_blocks=1
[  353.908580][T11259] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  353.908610][T11259] EXT4-fs (loop1): This should not happen!! Data will be lost
[  353.908610][T11259] 
[  353.962555][T11263] loop0: detected capacity change from 0 to 2048
[  353.969139][T11255] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  353.970630][T11258] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  353.970659][T11258] EXT4-fs (loop4): This should not happen!! Data will be lost
[  353.970659][T11258] 
[  353.970673][T11258] EXT4-fs (loop4): Total free blocks count 0
[  353.970686][T11258] EXT4-fs (loop4): Free/Dirty block details
[  353.970698][T11258] EXT4-fs (loop4): free_blocks=4096
[  353.970711][T11258] EXT4-fs (loop4): dirty_blocks=16
[  353.970723][T11258] EXT4-fs (loop4): Block reservation details
[  353.970734][T11258] EXT4-fs (loop4): i_reserved_data_blocks=1
[  353.992080][T11258] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  353.992113][T11258] EXT4-fs (loop4): This should not happen!! Data will be lost
[  353.992113][T11258] 
[  353.996480][T11264] loop3: detected capacity change from 0 to 2048
[  354.094153][T11261] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  354.099878][T11263] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  354.099906][T11263] EXT4-fs (loop0): This should not happen!! Data will be lost
[  354.099906][T11263] 
[  354.099920][T11263] EXT4-fs (loop0): Total free blocks count 0
[  354.099933][T11263] EXT4-fs (loop0): Free/Dirty block details
[  354.099945][T11263] EXT4-fs (loop0): free_blocks=4096
[  354.099959][T11263] EXT4-fs (loop0): dirty_blocks=16
[  354.099971][T11263] EXT4-fs (loop0): Block reservation details
[  354.099982][T11263] EXT4-fs (loop0): i_reserved_data_blocks=1
[  354.114187][T11263] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  354.114219][T11263] EXT4-fs (loop0): This should not happen!! Data will be lost
[  354.114219][T11263] 
[  354.115302][T11262] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  354.116431][T11264] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  354.116457][T11264] EXT4-fs (loop3): This should not happen!! Data will be lost
[  354.116457][T11264] 
[  354.116471][T11264] EXT4-fs (loop3): Total free blocks count 0
[  354.116483][T11264] EXT4-fs (loop3): Free/Dirty block details
[  354.116496][T11264] EXT4-fs (loop3): free_blocks=4096
[  354.116509][T11264] EXT4-fs (loop3): dirty_blocks=16
[  354.116521][T11264] EXT4-fs (loop3): Block reservation details
[  354.116532][T11264] EXT4-fs (loop3): i_reserved_data_blocks=1
[  354.143634][T11264] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  354.143667][T11264] EXT4-fs (loop3): This should not happen!! Data will be lost
[  354.143667][T11264] 
[  354.286439][T11266] loop2: detected capacity change from 0 to 2048
[  354.441931][T11265] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  354.467422][T11266] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  354.467444][T11266] EXT4-fs (loop2): This should not happen!! Data will be lost
[  354.467444][T11266] 
[  354.467451][T11266] EXT4-fs (loop2): Total free blocks count 0
[  354.467458][T11266] EXT4-fs (loop2): Free/Dirty block details
[  354.467465][T11266] EXT4-fs (loop2): free_blocks=4096
[  354.467473][T11266] EXT4-fs (loop2): dirty_blocks=16
[  354.467480][T11266] EXT4-fs (loop2): Block reservation details
[  354.467486][T11266] EXT4-fs (loop2): i_reserved_data_blocks=1
[  354.468512][T11266] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  354.468538][T11266] EXT4-fs (loop2): This should not happen!! Data will be lost
[  354.468538][T11266] 
[  354.535208][T11282] loop4: detected capacity change from 0 to 2048
[  354.627355][T11286] loop0: detected capacity change from 0 to 2048
[  354.645283][T11285] loop3: detected capacity change from 0 to 2048
[  354.704357][T11277] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  354.722683][T11283] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1306: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters
[  354.723562][T11286] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  354.723589][T11286] EXT4-fs (loop0): This should not happen!! Data will be lost
[  354.723589][T11286] 
[  354.723603][T11286] EXT4-fs (loop0): Total free blocks count 0
[  354.723615][T11286] EXT4-fs (loop0): Free/Dirty block details
[  354.723628][T11286] EXT4-fs (loop0): free_blocks=4096
[  354.723641][T11286] EXT4-fs (loop0): dirty_blocks=16
[  354.723653][T11286] EXT4-fs (loop0): Block reservation details
[  354.723664][T11286] EXT4-fs (loop0): i_reserved_data_blocks=1
[  354.724937][T11286] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 2 with error 28
[  354.724964][T11286] EXT4-fs (loop0): This should not happen!! Data will be lost
[  354.724964][T11286] 
[  354.776504][T11282] ------------[ cut here ]------------
[  354.776520][T11282] ext4_has_inline_data(inode)
[  354.776535][T11282] WARNING: fs/ext4/inode.c:3794 at ext4_iomap_begin+0x1697/0x18b0, CPU#1: syz.4.1223/11282
[  354.776585][T11282] Modules linked in:
[  354.776623][T11282] CPU: 1 UID: 0 PID: 11282 Comm: syz.4.1223 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
[  354.776645][T11282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[  354.776661][T11282] RIP: 0010:ext4_iomap_begin+0x1697/0x18b0
[  354.776689][T11282] Code: 24 04 39 c3 0f 42 c3 41 01 c7 41 89 dc e9 0e f4 ff ff e8 7c ed 4b ff c7 44 24 18 09 00 00 00 e9 ea f3 ff ff e8 6a ed 4b ff 90 <0f> 0b 90 41 bc de ff ff ff e9 54 ff ff ff 44 89 e9 80 e1 07 38 c1
[  354.776706][T11282] RSP: 0000:ffffc9001152f560 EFLAGS: 00010293
[  354.776721][T11282] RAX: ffffffff827749d6 RBX: 0000000000000000 RCX: ffff888028269e40
[  354.776736][T11282] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[  354.776748][T11282] RBP: ffffc9001152f6f8 R08: 0000000000000000 R09: 0000000000000000
[  354.776760][T11282] R10: dffffc0000000000 R11: ffffed100afd7bf3 R12: dffffc0000000000
[  354.776774][T11282] R13: ffff888057ebdf90 R14: 00000000000000d4 R15: 1ffff920022a5ec4
[  354.776788][T11282] FS:  00007f1e4ea1e6c0(0000) GS:ffff8881266c9000(0000) knlGS:0000000000000000
[  354.776804][T11282] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  354.776818][T11282] CR2: 00002000000000d8 CR3: 000000005d15c000 CR4: 00000000003526f0
[  354.776835][T11282] Call Trace:
[  354.776843][T11282]  <TASK>
[  354.776875][T11282]  ? __pfx_ext4_iomap_begin+0x10/0x10
[  354.776914][T11282]  ? __pfx_ext4_iomap_begin+0x10/0x10
[  354.776937][T11282]  iomap_iter+0x600/0xf30
[  354.776966][T11282]  ? blk_start_plug+0x6e/0x1b0
[  354.776989][T11282]  __iomap_dio_rw+0xcc7/0x1e10
[  354.777037][T11282]  ? __pfx___iomap_dio_rw+0x10/0x10
[  354.777079][T11282]  ? ext4_orphan_add+0x150/0x1240
[  354.777101][T11282]  ? __ext4_mark_inode_dirty+0x4c8/0x6e0
[  354.777136][T11282]  ? __pfx_ext4_orphan_add+0x10/0x10
[  354.777170][T11282]  iomap_dio_rw+0x45/0xb0
[  354.777197][T11282]  ext4_file_write_iter+0x16b4/0x1c20
[  354.777243][T11282]  ? __pfx_ext4_file_write_iter+0x10/0x10
[  354.777280][T11282]  vfs_write+0x629/0xba0
[  354.777310][T11282]  ? __pfx_vfs_write+0x10/0x10
[  354.777341][T11282]  ? __fget_files+0x2a/0x420
[  354.777366][T11282]  __x64_sys_pwrite64+0x19c/0x230
[  354.777392][T11282]  ? __pfx___x64_sys_pwrite64+0x10/0x10
[  354.777425][T11282]  do_syscall_64+0xe2/0xf80
[  354.777449][T11282]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  354.777467][T11282]  ? trace_irq_disable+0x37/0x100
[  354.777489][T11282]  ? clear_bhb_loop+0x60/0xb0
[  354.777511][T11282]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  354.777529][T11282] RIP: 0033:0x7f1e4f3ba679
[  354.777574][T11282] 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
[  354.777590][T11282] RSP: 002b:00007f1e4ea1e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000012
[  354.777609][T11282] RAX: ffffffffffffffda RBX: 00007f1e4f625fa0 RCX: 00007f1e4f3ba679
[  354.777622][T11282] RDX: 00000000fffffd55 RSI: 0000200000000280 RDI: 0000000000000004
[  354.777636][T11282] RBP: 00007f1e4f44dee0 R08: 0000000000000000 R09: 0000000000000000
[  354.777648][T11282] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000000
[  354.777659][T11282] R13: 00007f1e4f626038 R14: 00007f1e4f625fa0 R15: 00007ffe401c50d8
[  354.777689][T11282]  </TASK>
[  354.777700][T11282] Kernel panic - not syncing: kernel: panic_on_warn set ...
[  354.777713][T11282] CPU: 1 UID: 0 PID: 11282 Comm: syz.4.1223 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
[  354.777734][T11282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[  354.777745][T11282] Call Trace:
[  354.777753][T11282]  <TASK>
[  354.777761][T11282]  vpanic+0x1e0/0x670
[  354.777790][T11282]  panic+0xc5/0xd0
[  354.777811][T11282]  ? __pfx_panic+0x10/0x10
[  354.777848][T11282]  __warn+0x315/0x4a0
[  354.777870][T11282]  ? ext4_iomap_begin+0x1697/0x18b0
[  354.777895][T11282]  ? ext4_iomap_begin+0x1697/0x18b0
[  354.777919][T11282]  __report_bug+0x29a/0x540
[  354.777939][T11282]  ? find_get_entries+0x125/0x820
[  354.777968][T11282]  ? ext4_iomap_begin+0x1697/0x18b0
[  354.777992][T11282]  ? __pfx___report_bug+0x10/0x10
[  354.778025][T11282]  ? invalidate_inode_pages2_range+0xa98/0xb40
[  354.778048][T11282]  ? ext4_iomap_begin+0x1697/0x18b0
[  354.778069][T11282]  report_bug+0x16a/0x220
[  354.778088][T11282]  ? ext4_iomap_begin+0x1697/0x18b0
[  354.778107][T11282]  ? ext4_iomap_begin+0x1699/0x18b0
[  354.778128][T11282]  handle_bug+0x98/0x200
[  354.778150][T11282]  exc_invalid_op+0x1a/0x50
[  354.778179][T11282]  asm_exc_invalid_op+0x1a/0x20
[  354.778194][T11282] RIP: 0010:ext4_iomap_begin+0x1697/0x18b0
[  354.778218][T11282] Code: 24 04 39 c3 0f 42 c3 41 01 c7 41 89 dc e9 0e f4 ff ff e8 7c ed 4b ff c7 44 24 18 09 00 00 00 e9 ea f3 ff ff e8 6a ed 4b ff 90 <0f> 0b 90 41 bc de ff ff ff e9 54 ff ff ff 44 89 e9 80 e1 07 38 c1
[  354.778234][T11282] RSP: 0000:ffffc9001152f560 EFLAGS: 00010293
[  354.778249][T11282] RAX: ffffffff827749d6 RBX: 0000000000000000 RCX: ffff888028269e40
[  354.778262][T11282] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[  354.778274][T11282] RBP: ffffc9001152f6f8 R08: 0000000000000000 R09: 0000000000000000
[  354.778283][T11282] R10: dffffc0000000000 R11: ffffed100afd7bf3 R12: dffffc0000000000
[  354.778296][T11282] R13: ffff888057ebdf90 R14: 00000000000000d4 R15: 1ffff920022a5ec4
[  354.778315][T11282]  ? ext4_iomap_begin+0x1696/0x18b0
[  354.778365][T11282]  ? __pfx_ext4_iomap_begin+0x10/0x10
[  354.778404][T11282]  ? __pfx_ext4_iomap_begin+0x10/0x10
[  354.778427][T11282]  iomap_iter+0x600/0xf30
[  354.778453][T11282]  ? blk_start_plug+0x6e/0x1b0
[  354.778475][T11282]  __iomap_dio_rw+0xcc7/0x1e10
[  354.778523][T11282]  ? __pfx___iomap_dio_rw+0x10/0x10
[  354.778564][T11282]  ? ext4_orphan_add+0x150/0x1240
[  354.778585][T11282]  ? __ext4_mark_inode_dirty+0x4c8/0x6e0
[  354.778619][T11282]  ? __pfx_ext4_orphan_add+0x10/0x10
[  354.778645][T11282]  iomap_dio_rw+0x45/0xb0
[  354.778672][T11282]  ext4_file_write_iter+0x16b4/0x1c20
[  354.778717][T11282]  ? __pfx_ext4_file_write_iter+0x10/0x10
[  354.778754][T11282]  vfs_write+0x629/0xba0
[  354.778781][T11282]  ? __pfx_vfs_write+0x10/0x10
[  354.778810][T11282]  ? __fget_files+0x2a/0x420
[  354.778834][T11282]  __x64_sys_pwrite64+0x19c/0x230
[  354.778859][T11282]  ? __pfx___x64_sys_pwrite64+0x10/0x10
[  354.778891][T11282]  do_syscall_64+0xe2/0xf80
[  354.778913][T11282]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  354.778930][T11282]  ? trace_irq_disable+0x37/0x100
[  354.778952][T11282]  ? clear_bhb_loop+0x60/0xb0
[  354.778975][T11282]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  354.778993][T11282] RIP: 0033:0x7f1e4f3ba679
[  354.779009][T11282] 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
[  354.779026][T11282] RSP: 002b:00007f1e4ea1e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000012
[  354.779046][T11282] RAX: ffffffffffffffda RBX: 00007f1e4f625fa0 RCX: 00007f1e4f3ba679
[  354.779060][T11282] RDX: 00000000fffffd55 RSI: 0000200000000280 RDI: 0000000000000004
[  354.779074][T11282] RBP: 00007f1e4f44dee0 R08: 0000000000000000 R09: 0000000000000000
[  354.779086][T11282] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000000
[  354.779099][T11282] R13: 00007f1e4f626038 R14: 00007f1e4f625fa0 R15: 00007ffe401c50d8
[  354.779129][T11282]  </TASK>
[  354.779518][T11282] Kernel Offset: disabled