ed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 173.968159][ T12] EXT4-fs (loop3): This should not happen!! Data will be lost [ 173.968159][ T12] [ 173.970384][ T6535] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 173.977366][ T6535] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 173.977445][ T6535] EXT4-fs (loop4): This should not happen!! Data will be lost [ 173.977445][ T6535] [ 173.977486][ T6535] EXT4-fs (loop4): Total free blocks count 0 [ 173.977521][ T6535] EXT4-fs (loop4): Free/Dirty block details [ 173.977554][ T6535] EXT4-fs (loop4): free_blocks=4096 [ 173.988406][ T6535] EXT4-fs (loop4): dirty_blocks=16 [ 173.988463][ T6535] EXT4-fs (loop4): Block reservation details [ 173.988496][ T6535] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 174.116247][ T1127] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 174.116282][ T1127] EXT4-fs (loop4): This should not happen!! Data will be lost [ 174.116282][ T1127] [ 174.119056][ T6531] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 174.157476][ T6532] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 174.157567][ T6532] EXT4-fs (loop2): This should not happen!! Data will be lost [ 174.157567][ T6532] [ 174.157609][ T6532] EXT4-fs (loop2): Total free blocks count 0 [ 174.157643][ T6532] EXT4-fs (loop2): Free/Dirty block details [ 174.174876][ T6532] EXT4-fs (loop2): free_blocks=4096 [ 174.174926][ T6532] EXT4-fs (loop2): dirty_blocks=16 [ 174.174961][ T6532] EXT4-fs (loop2): Block reservation details [ 174.174993][ T6532] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 174.312969][ T1127] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 174.313004][ T1127] EXT4-fs (loop2): This should not happen!! Data will be lost [ 174.313004][ T1127] [ 174.445472][ T6536] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 174.467543][ T6537] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 174.467576][ T6537] EXT4-fs (loop1): This should not happen!! Data will be lost [ 174.467576][ T6537] [ 174.467591][ T6537] EXT4-fs (loop1): Total free blocks count 0 [ 174.467606][ T6537] EXT4-fs (loop1): Free/Dirty block details [ 174.467620][ T6537] EXT4-fs (loop1): free_blocks=4096 [ 174.467635][ T6537] EXT4-fs (loop1): dirty_blocks=16 [ 174.467649][ T6537] EXT4-fs (loop1): Block reservation details [ 174.467662][ T6537] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 174.551931][ T51] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 174.551966][ T51] EXT4-fs (loop1): This should not happen!! Data will be lost [ 174.551966][ T51] [ 174.591539][ T6541] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 174.604207][ T6543] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 174.604290][ T6543] EXT4-fs (loop0): This should not happen!! Data will be lost [ 174.604290][ T6543] [ 174.604332][ T6543] EXT4-fs (loop0): Total free blocks count 0 [ 174.604366][ T6543] EXT4-fs (loop0): Free/Dirty block details [ 174.604416][ T6543] EXT4-fs (loop0): free_blocks=4096 [ 174.604457][ T6543] EXT4-fs (loop0): dirty_blocks=16 [ 174.604490][ T6543] EXT4-fs (loop0): Block reservation details [ 174.604522][ T6543] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 174.687321][ T6540] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 174.717153][ T12] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 174.717189][ T12] EXT4-fs (loop0): This should not happen!! Data will be lost [ 174.717189][ T12] [ 174.750506][ T6545] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 174.750545][ T6545] EXT4-fs (loop3): This should not happen!! Data will be lost [ 174.750545][ T6545] [ 174.750563][ T6545] EXT4-fs (loop3): Total free blocks count 0 [ 174.750580][ T6545] EXT4-fs (loop3): Free/Dirty block details [ 174.750595][ T6545] EXT4-fs (loop3): free_blocks=4096 [ 174.750612][ T6545] EXT4-fs (loop3): dirty_blocks=16 [ 174.750627][ T6545] EXT4-fs (loop3): Block reservation details [ 174.750641][ T6545] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 174.755284][ T6549] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 174.760357][ T6550] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 174.760391][ T6550] EXT4-fs (loop2): This should not happen!! Data will be lost [ 174.760391][ T6550] [ 174.760409][ T6550] EXT4-fs (loop2): Total free blocks count 0 [ 174.760425][ T6550] EXT4-fs (loop2): Free/Dirty block details [ 174.760440][ T6550] EXT4-fs (loop2): free_blocks=4096 [ 174.760456][ T6550] EXT4-fs (loop2): dirty_blocks=16 [ 174.760472][ T6550] EXT4-fs (loop2): Block reservation details [ 174.760486][ T6550] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 174.957010][ T527] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 174.957045][ T527] EXT4-fs (loop2): This should not happen!! Data will be lost [ 174.957045][ T527] [ 174.984934][ T51] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 174.984967][ T51] EXT4-fs (loop3): This should not happen!! Data will be lost [ 174.984967][ T51] [ 175.070727][ T6551] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 175.070893][ T6551] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 175.070919][ T6551] EXT4-fs (loop4): This should not happen!! Data will be lost [ 175.070919][ T6551] [ 175.070934][ T6551] EXT4-fs (loop4): Total free blocks count 0 [ 175.070947][ T6551] EXT4-fs (loop4): Free/Dirty block details [ 175.070960][ T6551] EXT4-fs (loop4): free_blocks=4096 [ 175.070974][ T6551] EXT4-fs (loop4): dirty_blocks=16 [ 175.070988][ T6551] EXT4-fs (loop4): Block reservation details [ 175.071000][ T6551] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 175.408358][ T6567] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 175.425048][ T6569] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 175.434232][ T6569] EXT4-fs (loop0): This should not happen!! Data will be lost [ 175.434232][ T6569] [ 175.434306][ T6569] EXT4-fs (loop0): Total free blocks count 0 [ 175.434348][ T6569] EXT4-fs (loop0): Free/Dirty block details [ 175.434383][ T6569] EXT4-fs (loop0): free_blocks=4096 [ 175.434424][ T6569] EXT4-fs (loop0): dirty_blocks=16 [ 175.434507][ T6569] EXT4-fs (loop0): Block reservation details [ 175.434541][ T6569] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 175.512845][ T6566] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 175.518295][ T6570] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 175.518327][ T6570] EXT4-fs (loop1): This should not happen!! Data will be lost [ 175.518327][ T6570] [ 175.518343][ T6570] EXT4-fs (loop1): Total free blocks count 0 [ 175.518357][ T6570] EXT4-fs (loop1): Free/Dirty block details [ 175.518370][ T6570] EXT4-fs (loop1): free_blocks=4096 [ 175.518385][ T6570] EXT4-fs (loop1): dirty_blocks=16 [ 175.518399][ T6570] EXT4-fs (loop1): Block reservation details [ 175.518412][ T6570] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 175.565392][ T13] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 175.565445][ T13] EXT4-fs (loop0): This should not happen!! Data will be lost [ 175.565445][ T13] [ 175.642269][ T13] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 175.642305][ T13] EXT4-fs (loop1): This should not happen!! Data will be lost [ 175.642305][ T13] [ 175.688585][ T6575] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 175.704500][ T6577] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 175.704532][ T6577] EXT4-fs (loop4): This should not happen!! Data will be lost [ 175.704532][ T6577] [ 175.704545][ T6577] EXT4-fs (loop4): Total free blocks count 0 [ 175.704558][ T6577] EXT4-fs (loop4): Free/Dirty block details [ 175.704570][ T6577] EXT4-fs (loop4): free_blocks=4096 [ 175.704583][ T6577] EXT4-fs (loop4): dirty_blocks=16 [ 175.704595][ T6577] EXT4-fs (loop4): Block reservation details [ 175.704605][ T6577] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 175.797995][ T2137] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 175.798027][ T2137] EXT4-fs (loop4): This should not happen!! Data will be lost [ 175.798027][ T2137] [ 175.899043][ T6580] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 175.917619][ T6574] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 175.938072][ T6583] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 175.938116][ T6583] EXT4-fs (loop2): This should not happen!! Data will be lost [ 175.938116][ T6583] [ 175.938131][ T6583] EXT4-fs (loop2): Total free blocks count 0 [ 175.938145][ T6583] EXT4-fs (loop2): Free/Dirty block details [ 175.938159][ T6583] EXT4-fs (loop2): free_blocks=4096 [ 175.938174][ T6583] EXT4-fs (loop2): dirty_blocks=16 [ 175.938187][ T6583] EXT4-fs (loop2): Block reservation details [ 175.938199][ T6583] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 175.963518][ T6579] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 175.963553][ T6579] EXT4-fs (loop3): This should not happen!! Data will be lost [ 175.963553][ T6579] [ 175.963569][ T6579] EXT4-fs (loop3): Total free blocks count 0 [ 175.963583][ T6579] EXT4-fs (loop3): Free/Dirty block details [ 175.963597][ T6579] EXT4-fs (loop3): free_blocks=4096 [ 175.963612][ T6579] EXT4-fs (loop3): dirty_blocks=16 [ 175.963625][ T6579] EXT4-fs (loop3): Block reservation details [ 175.963638][ T6579] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 176.092317][ T1127] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 176.092351][ T1127] EXT4-fs (loop2): This should not happen!! Data will be lost [ 176.092351][ T1127] [ 176.146689][ T1127] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 176.146725][ T1127] EXT4-fs (loop3): This should not happen!! Data will be lost [ 176.146725][ T1127] [ 176.273445][ T6588] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 176.313072][ T6589] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 176.313105][ T6589] EXT4-fs (loop0): This should not happen!! Data will be lost [ 176.313105][ T6589] [ 176.313121][ T6589] EXT4-fs (loop0): Total free blocks count 0 [ 176.313135][ T6589] EXT4-fs (loop0): Free/Dirty block details [ 176.313150][ T6589] EXT4-fs (loop0): free_blocks=4096 [ 176.313165][ T6589] EXT4-fs (loop0): dirty_blocks=16 [ 176.313179][ T6589] EXT4-fs (loop0): Block reservation details [ 176.313192][ T6589] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 176.412926][ T6594] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 176.453405][ T6595] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 176.453439][ T6595] EXT4-fs (loop1): This should not happen!! Data will be lost [ 176.453439][ T6595] [ 176.453455][ T6595] EXT4-fs (loop1): Total free blocks count 0 [ 176.453470][ T6595] EXT4-fs (loop1): Free/Dirty block details [ 176.453485][ T6595] EXT4-fs (loop1): free_blocks=4096 2026/10/04 15:29:56 executed programs: 169 [ 176.453500][ T6595] EXT4-fs (loop1): dirty_blocks=16 [ 176.453513][ T6595] EXT4-fs (loop1): Block reservation details [ 176.453526][ T6595] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 176.508587][ T527] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 176.508619][ T527] EXT4-fs (loop0): This should not happen!! Data will be lost [ 176.508619][ T527] [ 176.555217][ T33] kauditd_printk_skb: 52 callbacks suppressed [ 176.555237][ T33] audit: type=1800 audit(1791127796.367:277): pid=6591 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.4.173" name="file1" dev="loop4" ino=15 res=0 errno=-22 [ 176.608548][ T33] audit: type=1800 audit(1791127796.417:278): pid=6599 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.2.174" name="file1" dev="loop2" ino=15 res=0 errno=-22 [ 176.630364][ T33] audit: type=1800 audit(1791127796.417:279): pid=6599 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.2.174" name="file1" dev="loop2" ino=15 res=0 errno=-22 [ 176.653773][ T6598] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, [ 176.653779][ T3380] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 176.653797][ T6598] block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 176.653807][ T3380] EXT4-fs (loop1): This should not happen!! Data will be lost [ 176.653807][ T3380] [ 176.656222][ T6599] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 176.656252][ T6599] EXT4-fs (loop2): This should not happen!! Data will be lost [ 176.656252][ T6599] [ 176.656268][ T6599] EXT4-fs (loop2): Total free blocks count 0 [ 176.656282][ T6599] EXT4-fs (loop2): Free/Dirty block details [ 176.656296][ T6599] EXT4-fs (loop2): free_blocks=4096 [ 176.656312][ T6599] EXT4-fs (loop2): dirty_blocks=16 [ 176.656343][ T6599] EXT4-fs (loop2): Block reservation details [ 176.656356][ T6599] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 176.785249][ T13] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 176.785284][ T13] EXT4-fs (loop2): This should not happen!! Data will be lost [ 176.785284][ T13] [ 176.955914][ T33] audit: type=1800 audit(1791127796.767:280): pid=6606 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.3.175" name="file1" dev="loop3" ino=15 res=0 errno=-22 [ 177.009209][ T33] audit: type=1800 audit(1791127796.817:281): pid=6606 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.3.175" name="file1" dev="loop3" ino=15 res=0 errno=-22 [ 177.042411][ T6602] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 177.075968][ T6606] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 177.076001][ T6606] EXT4-fs (loop3): This should not happen!! Data will be lost [ 177.076001][ T6606] [ 177.076018][ T6606] EXT4-fs (loop3): Total free blocks count 0 [ 177.076032][ T6606] EXT4-fs (loop3): Free/Dirty block details [ 177.076063][ T6606] EXT4-fs (loop3): free_blocks=4096 [ 177.076078][ T6606] EXT4-fs (loop3): dirty_blocks=16 [ 177.076092][ T6606] EXT4-fs (loop3): Block reservation details [ 177.076104][ T6606] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 177.153451][ T33] audit: type=1800 audit(1791127796.967:282): pid=6615 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.1.177" name="file1" dev="loop1" ino=15 res=0 errno=-22 [ 177.184062][ T6617] set_capacity_and_notify: 18 callbacks suppressed [ 177.184082][ T6617] loop4: detected capacity change from 0 to 2048 [ 177.209785][ T6615] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 177.210153][ T6615] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 177.210179][ T6615] EXT4-fs (loop1): This should not happen!! Data will be lost [ 177.210179][ T6615] [ 177.210195][ T6615] EXT4-fs (loop1): Total free blocks count 0 [ 177.210209][ T6615] EXT4-fs (loop1): Free/Dirty block details [ 177.210222][ T6615] EXT4-fs (loop1): free_blocks=4096 [ 177.210237][ T6615] EXT4-fs (loop1): dirty_blocks=16 [ 177.210250][ T6615] EXT4-fs (loop1): Block reservation details [ 177.210262][ T6615] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 177.295337][ T527] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 177.295369][ T527] EXT4-fs (loop3): This should not happen!! Data will be lost [ 177.295369][ T527] [ 177.315192][ T6610] loop0: detected capacity change from 0 to 2048 [ 177.344131][ T33] audit: type=1800 audit(1791127797.157:283): pid=6614 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.2.178" name="file1" dev="loop2" ino=15 res=0 errno=-22 [ 177.346362][ T33] audit: type=1800 audit(1791127797.157:284): pid=6614 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.2.178" name="file1" dev="loop2" ino=15 res=0 errno=-22 [ 177.360190][ T6613] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 177.409072][ T6614] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 177.409107][ T6614] EXT4-fs (loop2): This should not happen!! Data will be lost [ 177.409107][ T6614] [ 177.409123][ T6614] EXT4-fs (loop2): Total free blocks count 0 [ 177.409138][ T6614] EXT4-fs (loop2): Free/Dirty block details [ 177.409152][ T6614] EXT4-fs (loop2): free_blocks=4096 [ 177.409185][ T6614] EXT4-fs (loop2): dirty_blocks=16 [ 177.409199][ T6614] EXT4-fs (loop2): Block reservation details [ 177.409212][ T6614] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 177.504948][ T33] audit: type=1800 audit(1791127797.317:285): pid=6617 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.4.179" name="file1" dev="loop4" ino=15 res=0 errno=-22 [ 177.554325][ T33] audit: type=1800 audit(1791127797.357:286): pid=6610 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.176" name="file1" dev="loop0" ino=15 res=0 errno=-22 [ 177.565401][ T2137] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 177.565491][ T2137] EXT4-fs (loop2): This should not happen!! Data will be lost [ 177.565491][ T2137] [ 177.618717][ T6607] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 177.649026][ T6610] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 177.649070][ T6610] EXT4-fs (loop0): This should not happen!! Data will be lost [ 177.649070][ T6610] [ 177.649088][ T6610] EXT4-fs (loop0): Total free blocks count 0 [ 177.649104][ T6610] EXT4-fs (loop0): Free/Dirty block details [ 177.649120][ T6610] EXT4-fs (loop0): free_blocks=4096 [ 177.649136][ T6610] EXT4-fs (loop0): dirty_blocks=16 [ 177.649151][ T6610] EXT4-fs (loop0): Block reservation details [ 177.649165][ T6610] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 177.771791][ T6629] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 177.772004][ T6629] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 177.772034][ T6629] EXT4-fs (loop4): This should not happen!! Data will be lost [ 177.772034][ T6629] [ 177.772051][ T6629] EXT4-fs (loop4): Total free blocks count 0 [ 177.772067][ T6629] EXT4-fs (loop4): Free/Dirty block details [ 177.772082][ T6629] EXT4-fs (loop4): free_blocks=4096 [ 177.772099][ T6629] EXT4-fs (loop4): dirty_blocks=16 [ 177.772114][ T6629] EXT4-fs (loop4): Block reservation details [ 177.772128][ T6629] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 177.855399][ T527] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 177.855433][ T527] EXT4-fs (loop0): This should not happen!! Data will be lost [ 177.855433][ T527] [ 177.941739][ T2137] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 177.941779][ T2137] EXT4-fs (loop4): This should not happen!! Data will be lost [ 177.941779][ T2137] [ 178.228851][ T6638] loop1: detected capacity change from 0 to 2048 [ 178.244797][ T6640] loop3: detected capacity change from 0 to 2048 [ 178.307617][ T6647] loop2: detected capacity change from 0 to 2048 [ 178.327689][ T6639] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 178.334087][ T6640] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 178.334172][ T6640] EXT4-fs (loop3): This should not happen!! Data will be lost [ 178.334172][ T6640] [ 178.334269][ T6640] EXT4-fs (loop3): Total free blocks count 0 [ 178.334592][ T6640] EXT4-fs (loop3): Free/Dirty block details [ 178.334648][ T6640] EXT4-fs (loop3): free_blocks=4096 [ 178.334694][ T6640] EXT4-fs (loop3): dirty_blocks=16 [ 178.334731][ T6640] EXT4-fs (loop3): Block reservation details [ 178.334775][ T6640] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 178.418966][ T51] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 178.419014][ T51] EXT4-fs (loop3): This should not happen!! Data will be lost [ 178.419014][ T51] [ 178.461266][ T6645] loop0: detected capacity change from 0 to 2048 [ 178.491393][ T6643] loop4: detected capacity change from 0 to 2048 [ 178.508585][ T6635] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 178.513049][ T6638] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 178.513146][ T6638] EXT4-fs (loop1): This should not happen!! Data will be lost [ 178.513146][ T6638] [ 178.513192][ T6638] EXT4-fs (loop1): Total free blocks count 0 [ 178.513247][ T6638] EXT4-fs (loop1): Free/Dirty block details [ 178.513287][ T6638] EXT4-fs (loop1): free_blocks=4096 [ 178.513334][ T6638] EXT4-fs (loop1): dirty_blocks=16 [ 178.513371][ T6638] EXT4-fs (loop1): Block reservation details [ 178.513399][ T6638] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 178.541527][ T6644] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 178.542534][ T6647] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 178.542566][ T6647] EXT4-fs (loop2): This should not happen!! Data will be lost [ 178.542566][ T6647] [ 178.542584][ T6647] EXT4-fs (loop2): Total free blocks count 0 [ 178.542601][ T6647] EXT4-fs (loop2): Free/Dirty block details [ 178.542616][ T6647] EXT4-fs (loop2): free_blocks=4096 [ 178.542633][ T6647] EXT4-fs (loop2): dirty_blocks=16 [ 178.542668][ T6647] EXT4-fs (loop2): Block reservation details [ 178.542682][ T6647] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 178.644160][ T12] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 178.644265][ T12] EXT4-fs (loop1): This should not happen!! Data will be lost [ 178.644265][ T12] [ 178.699215][ T12] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 178.699250][ T12] EXT4-fs (loop2): This should not happen!! Data will be lost [ 178.699250][ T12] [ 178.787144][ T6659] loop3: detected capacity change from 0 to 2048 [ 178.788784][ T6642] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 178.821192][ T6645] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 178.821228][ T6645] EXT4-fs (loop0): This should not happen!! Data will be lost [ 178.821228][ T6645] [ 178.821244][ T6645] EXT4-fs (loop0): Total free blocks count 0 [ 178.821257][ T6645] EXT4-fs (loop0): Free/Dirty block details [ 178.821271][ T6645] EXT4-fs (loop0): free_blocks=4096 [ 178.821286][ T6645] EXT4-fs (loop0): dirty_blocks=16 [ 178.821298][ T6645] EXT4-fs (loop0): Block reservation details [ 178.821310][ T6645] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 178.937485][ T6641] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 178.944434][ T13] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 178.944538][ T13] EXT4-fs (loop0): This should not happen!! Data will be lost [ 178.944538][ T13] [ 178.976397][ T6643] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 179.005226][ T6643] EXT4-fs (loop4): This should not happen!! Data will be lost [ 179.005226][ T6643] [ 179.005252][ T6643] EXT4-fs (loop4): Total free blocks count 0 [ 179.005270][ T6643] EXT4-fs (loop4): Free/Dirty block details [ 179.005284][ T6643] EXT4-fs (loop4): free_blocks=4096 [ 179.005300][ T6643] EXT4-fs (loop4): dirty_blocks=16 [ 179.005314][ T6643] EXT4-fs (loop4): Block reservation details [ 179.005326][ T6643] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 179.091472][ T2137] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 179.091507][ T2137] EXT4-fs (loop4): This should not happen!! Data will be lost [ 179.091507][ T2137] [ 179.107111][ T6658] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 179.138023][ T6659] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 179.138057][ T6659] EXT4-fs (loop3): This should not happen!! Data will be lost [ 179.138057][ T6659] [ 179.138072][ T6659] EXT4-fs (loop3): Total free blocks count 0 [ 179.138086][ T6659] EXT4-fs (loop3): Free/Dirty block details [ 179.138099][ T6659] EXT4-fs (loop3): free_blocks=4096 [ 179.138114][ T6659] EXT4-fs (loop3): dirty_blocks=16 [ 179.138127][ T6659] EXT4-fs (loop3): Block reservation details [ 179.138139][ T6659] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 179.306159][ T527] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 179.306192][ T527] EXT4-fs (loop3): This should not happen!! Data will be lost [ 179.306192][ T527] [ 179.379406][ T6671] loop2: detected capacity change from 0 to 2048 [ 179.432067][ T6670] loop1: detected capacity change from 0 to 2048 [ 179.525815][ T6668] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 179.542073][ T6671] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 179.542105][ T6671] EXT4-fs (loop2): This should not happen!! Data will be lost [ 179.542105][ T6671] [ 179.542121][ T6671] EXT4-fs (loop2): Total free blocks count 0 [ 179.542135][ T6671] EXT4-fs (loop2): Free/Dirty block details [ 179.542148][ T6671] EXT4-fs (loop2): free_blocks=4096 [ 179.542163][ T6671] EXT4-fs (loop2): dirty_blocks=16 [ 179.542176][ T6671] EXT4-fs (loop2): Block reservation details [ 179.542189][ T6671] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 179.638460][ T6669] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 179.662857][ T6670] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 179.662892][ T6670] EXT4-fs (loop1): This should not happen!! Data will be lost [ 179.662892][ T6670] [ 179.662907][ T6670] EXT4-fs (loop1): Total free blocks count 0 [ 179.662922][ T6670] EXT4-fs (loop1): Free/Dirty block details [ 179.662935][ T6670] EXT4-fs (loop1): free_blocks=4096 [ 179.662951][ T6670] EXT4-fs (loop1): dirty_blocks=16 [ 179.662964][ T6670] EXT4-fs (loop1): Block reservation details [ 179.662976][ T6670] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 179.678204][ T2137] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 179.678236][ T2137] EXT4-fs (loop2): This should not happen!! Data will be lost [ 179.678236][ T2137] [ 179.754506][ T6673] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 179.756992][ T6675] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 179.757023][ T6675] EXT4-fs (loop4): This should not happen!! Data will be lost [ 179.757023][ T6675] [ 179.757038][ T6675] EXT4-fs (loop4): Total free blocks count 0 [ 179.757053][ T6675] EXT4-fs (loop4): Free/Dirty block details [ 179.757066][ T6675] EXT4-fs (loop4): free_blocks=4096 [ 179.757081][ T6675] EXT4-fs (loop4): dirty_blocks=16 [ 179.757093][ T6675] EXT4-fs (loop4): Block reservation details [ 179.757105][ T6675] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 179.822664][ T2137] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 179.822756][ T2137] EXT4-fs (loop1): This should not happen!! Data will be lost [ 179.822756][ T2137] [ 179.862694][ T6680] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 179.862998][ T13] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 179.863025][ T13] EXT4-fs (loop4): This should not happen!! Data will be lost [ 179.863025][ T13] [ 179.923907][ T6681] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 179.923942][ T6681] EXT4-fs (loop3): This should not happen!! Data will be lost [ 179.923942][ T6681] [ 179.923958][ T6681] EXT4-fs (loop3): Total free blocks count 0 [ 179.923972][ T6681] EXT4-fs (loop3): Free/Dirty block details [ 179.923986][ T6681] EXT4-fs (loop3): free_blocks=4096 [ 179.924001][ T6681] EXT4-fs (loop3): dirty_blocks=16 [ 179.924015][ T6681] EXT4-fs (loop3): Block reservation details [ 179.924027][ T6681] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 180.008201][ T1127] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 180.008237][ T1127] EXT4-fs (loop3): This should not happen!! Data will be lost [ 180.008237][ T1127] [ 180.183175][ T6685] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 180.218818][ T6687] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 180.218872][ T6687] EXT4-fs (loop0): This should not happen!! Data will be lost [ 180.218872][ T6687] [ 180.218889][ T6687] EXT4-fs (loop0): Total free blocks count 0 [ 180.218903][ T6687] EXT4-fs (loop0): Free/Dirty block details [ 180.218918][ T6687] EXT4-fs (loop0): free_blocks=4096 [ 180.218933][ T6687] EXT4-fs (loop0): dirty_blocks=16 [ 180.218947][ T6687] EXT4-fs (loop0): Block reservation details [ 180.218960][ T6687] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 180.295855][ T6693] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 180.320959][ T6694] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 180.320993][ T6694] EXT4-fs (loop4): This should not happen!! Data will be lost [ 180.320993][ T6694] [ 180.321010][ T6694] EXT4-fs (loop4): Total free blocks count 0 [ 180.321024][ T6694] EXT4-fs (loop4): Free/Dirty block details [ 180.321039][ T6694] EXT4-fs (loop4): free_blocks=4096 [ 180.321054][ T6694] EXT4-fs (loop4): dirty_blocks=16 [ 180.321068][ T6694] EXT4-fs (loop4): Block reservation details [ 180.321080][ T6694] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 180.421119][ T3380] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 180.421153][ T3380] EXT4-fs (loop0): This should not happen!! Data will be lost [ 180.421153][ T3380] [ 180.467903][ T527] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 180.467937][ T527] EXT4-fs (loop4): This should not happen!! Data will be lost [ 180.467937][ T527] [ 180.500403][ T6692] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 180.501405][ T6695] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 180.501435][ T6695] EXT4-fs (loop1): This should not happen!! Data will be lost [ 180.501435][ T6695] [ 180.501450][ T6695] EXT4-fs (loop1): Total free blocks count 0 [ 180.501464][ T6695] EXT4-fs (loop1): Free/Dirty block details [ 180.501478][ T6695] EXT4-fs (loop1): free_blocks=4096 [ 180.501494][ T6695] EXT4-fs (loop1): dirty_blocks=16 [ 180.501507][ T6695] EXT4-fs (loop1): Block reservation details [ 180.501520][ T6695] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 180.586326][ T13] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 180.586412][ T13] EXT4-fs (loop1): This should not happen!! Data will be lost [ 180.586412][ T13] [ 180.662033][ T6696] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 180.663011][ T6701] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 180.663059][ T6701] EXT4-fs (loop3): This should not happen!! Data will be lost [ 180.663059][ T6701] [ 180.663075][ T6701] EXT4-fs (loop3): Total free blocks count 0 [ 180.663090][ T6701] EXT4-fs (loop3): Free/Dirty block details [ 180.663104][ T6701] EXT4-fs (loop3): free_blocks=4096 [ 180.663120][ T6701] EXT4-fs (loop3): dirty_blocks=16 [ 180.663133][ T6701] EXT4-fs (loop3): Block reservation details [ 180.663146][ T6701] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 180.751835][ T13] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 180.751868][ T13] EXT4-fs (loop3): This should not happen!! Data will be lost [ 180.751868][ T13] [ 180.784425][ T6699] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 180.806539][ T6700] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 180.806592][ T6700] EXT4-fs (loop2): This should not happen!! Data will be lost [ 180.806592][ T6700] [ 180.806609][ T6700] EXT4-fs (loop2): Total free blocks count 0 [ 180.806624][ T6700] EXT4-fs (loop2): Free/Dirty block details [ 180.806637][ T6700] EXT4-fs (loop2): free_blocks=4096 [ 180.806653][ T6700] EXT4-fs (loop2): dirty_blocks=16 [ 180.806666][ T6700] EXT4-fs (loop2): Block reservation details [ 180.806678][ T6700] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 180.890517][ T5791] EXT4-fs unmount: 224 callbacks suppressed [ 180.956990][ T12] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 180.957025][ T12] EXT4-fs (loop2): This should not happen!! Data will be lost [ 180.957025][ T12] [ 181.124374][ T6712] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 181.144844][ T6714] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 181.179032][ T6713] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 181.194555][ T6711] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 181.211812][ T6718] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 181.231513][ T6714] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 181.231546][ T6714] EXT4-fs (loop0): This should not happen!! Data will be lost [ 181.231546][ T6714] [ 181.231562][ T6714] EXT4-fs (loop0): Total free blocks count 0 [ 181.231576][ T6714] EXT4-fs (loop0): Free/Dirty block details [ 181.231591][ T6714] EXT4-fs (loop0): free_blocks=4096 [ 181.231605][ T6714] EXT4-fs (loop0): dirty_blocks=16 [ 181.231618][ T6714] EXT4-fs (loop0): Block reservation details [ 181.231631][ T6714] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 181.232339][ T6712] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 181.232368][ T6712] EXT4-fs (loop4): This should not happen!! Data will be lost [ 181.232368][ T6712] [ 181.232383][ T6712] EXT4-fs (loop4): Total free blocks count 0 [ 181.232397][ T6712] EXT4-fs (loop4): Free/Dirty block details [ 181.232411][ T6712] EXT4-fs (loop4): free_blocks=4096 [ 181.232425][ T6712] EXT4-fs (loop4): dirty_blocks=16 [ 181.232438][ T6712] EXT4-fs (loop4): Block reservation details [ 181.232467][ T6712] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 181.232559][ T6715] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 181.237285][ T6718] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 181.237386][ T6718] EXT4-fs (loop3): This should not happen!! Data will be lost [ 181.237386][ T6718] [ 181.237428][ T6718] EXT4-fs (loop3): Total free blocks count 0 [ 181.237470][ T6718] EXT4-fs (loop3): Free/Dirty block details [ 181.237503][ T6718] EXT4-fs (loop3): free_blocks=4096 [ 181.248788][ T6718] EXT4-fs (loop3): dirty_blocks=16 [ 181.248842][ T6718] EXT4-fs (loop3): Block reservation details [ 181.248874][ T6718] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 181.443931][ T12] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 181.463074][ T12] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 181.493325][ T12] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 181.540247][ T6726] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 181.565174][ T33] kauditd_printk_skb: 50 callbacks suppressed [ 181.565193][ T33] audit: type=1800 audit(1791127801.377:337): pid=6726 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.2.209" name="file1" dev="loop2" ino=15 res=0 errno=-22 [ 181.595862][ T6725] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 181.627247][ T6726] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 181.627279][ T6726] EXT4-fs (loop2): This should not happen!! Data will be lost [ 181.627279][ T6726] [ 181.627293][ T6726] EXT4-fs (loop2): Total free blocks count 0 [ 181.627305][ T6726] EXT4-fs (loop2): Free/Dirty block details [ 181.627316][ T6726] EXT4-fs (loop2): free_blocks=4096 [ 181.627329][ T6726] EXT4-fs (loop2): dirty_blocks=16 [ 181.627341][ T6726] EXT4-fs (loop2): Block reservation details [ 181.627353][ T6726] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 181.641106][ T6722] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 181.708358][ T33] audit: type=1800 audit(1791127801.507:338): pid=6722 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.1.210" name="file1" dev="loop1" ino=15 res=0 errno=-22 [ 181.757326][ T51] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 181.776075][ T6722] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 181.776368][ T6722] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 2026/10/04 15:30:01 executed programs: 207 [ 181.776396][ T6722] EXT4-fs (loop1): This should not happen!! Data will be lost [ 181.776396][ T6722] [ 181.776411][ T6722] EXT4-fs (loop1): Total free blocks count 0 [ 181.776426][ T6722] EXT4-fs (loop1): Free/Dirty block details [ 181.776440][ T6722] EXT4-fs (loop1): free_blocks=4096 [ 181.776456][ T6722] EXT4-fs (loop1): dirty_blocks=16 [ 181.776469][ T6722] EXT4-fs (loop1): Block reservation details [ 181.776482][ T6722] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 181.957959][ T5787] EXT4-fs (loop1): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 181.975047][ T6735] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 182.041393][ T6736] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 182.059614][ T33] audit: type=1800 audit(1791127801.867:339): pid=6735 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.3.212" name="file1" dev="loop3" ino=15 res=0 errno=-22 [ 182.060106][ T33] audit: type=1800 audit(1791127801.877:340): pid=6735 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.3.212" name="file1" dev="loop3" ino=15 res=0 errno=-22 [ 182.068672][ T6734] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 182.115484][ T6735] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 182.115520][ T6735] EXT4-fs (loop3): This should not happen!! Data will be lost [ 182.115520][ T6735] [ 182.115535][ T6735] EXT4-fs (loop3): Total free blocks count 0 [ 182.115550][ T6735] EXT4-fs (loop3): Free/Dirty block details [ 182.115563][ T6735] EXT4-fs (loop3): free_blocks=4096 [ 182.115578][ T6735] EXT4-fs (loop3): dirty_blocks=16 [ 182.115591][ T6735] EXT4-fs (loop3): Block reservation details [ 182.115603][ T6735] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 182.139340][ T6737] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 182.226856][ T33] audit: type=1800 audit(1791127802.037:341): pid=6736 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.4.211" name="file1" dev="loop4" ino=15 res=0 errno=-22 [ 182.226900][ T33] audit: type=1800 audit(1791127802.037:342): pid=6736 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.4.211" name="file1" dev="loop4" ino=15 res=0 errno=-22 [ 182.227785][ T33] audit: type=1800 audit(1791127802.037:343): pid=6737 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.213" name="file1" dev="loop0" ino=15 res=0 errno=-22 [ 182.228889][ T6733] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 182.262372][ T33] audit: type=1800 audit(1791127802.067:344): pid=6737 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.213" name="file1" dev="loop0" ino=15 res=0 errno=-22 [ 182.271357][ T6736] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 182.271389][ T6736] EXT4-fs (loop4): This should not happen!! Data will be lost [ 182.271389][ T6736] [ 182.271404][ T6736] EXT4-fs (loop4): Total free blocks count 0 [ 182.271417][ T6736] EXT4-fs (loop4): Free/Dirty block details [ 182.271431][ T6736] EXT4-fs (loop4): free_blocks=4096 [ 182.271446][ T6736] EXT4-fs (loop4): dirty_blocks=16 [ 182.271459][ T6736] EXT4-fs (loop4): Block reservation details [ 182.271470][ T6736] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 182.393062][ T6732] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 182.415315][ T6745] set_capacity_and_notify: 15 callbacks suppressed [ 182.415334][ T6745] loop2: detected capacity change from 0 to 2048 [ 182.426759][ T6737] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 182.426791][ T6737] EXT4-fs (loop0): This should not happen!! Data will be lost [ 182.426791][ T6737] [ 182.426807][ T6737] EXT4-fs (loop0): Total free blocks count 0 [ 182.426821][ T6737] EXT4-fs (loop0): Free/Dirty block details [ 182.426835][ T6737] EXT4-fs (loop0): free_blocks=4096 [ 182.426850][ T6737] EXT4-fs (loop0): dirty_blocks=16 [ 182.426864][ T6737] EXT4-fs (loop0): Block reservation details [ 182.426877][ T6737] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 182.494363][ T51] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 182.497922][ T51] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 182.530859][ T1127] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 182.587589][ T6747] loop1: detected capacity change from 0 to 2048 [ 182.615062][ T6745] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 182.659947][ T33] audit: type=1800 audit(1791127802.467:345): pid=6745 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.2.214" name="file1" dev="loop2" ino=15 res=0 errno=-22 [ 182.694643][ T33] audit: type=1800 audit(1791127802.487:346): pid=6745 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.2.214" name="file1" dev="loop2" ino=15 res=0 errno=-22 [ 182.695441][ T6742] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 182.706436][ T6745] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 182.706519][ T6745] EXT4-fs (loop2): This should not happen!! Data will be lost [ 182.706519][ T6745] [ 182.706561][ T6745] EXT4-fs (loop2): Total free blocks count 0 [ 182.706596][ T6745] EXT4-fs (loop2): Free/Dirty block details [ 182.706635][ T6745] EXT4-fs (loop2): free_blocks=4096 [ 182.706671][ T6745] EXT4-fs (loop2): dirty_blocks=16 [ 182.706705][ T6745] EXT4-fs (loop2): Block reservation details [ 182.706737][ T6745] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 182.774170][ T6747] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 182.843588][ T1127] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 182.891470][ T6746] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 182.892068][ T6756] loop0: detected capacity change from 0 to 2048 [ 182.924341][ T6747] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 182.924374][ T6747] EXT4-fs (loop1): This should not happen!! Data will be lost [ 182.924374][ T6747] [ 182.924390][ T6747] EXT4-fs (loop1): Total free blocks count 0 [ 182.924405][ T6747] EXT4-fs (loop1): Free/Dirty block details [ 182.924419][ T6747] EXT4-fs (loop1): free_blocks=4096 [ 182.924434][ T6747] EXT4-fs (loop1): dirty_blocks=16 [ 182.924447][ T6747] EXT4-fs (loop1): Block reservation details [ 182.924472][ T6747] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 183.033658][ T2137] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 183.056461][ T6756] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 183.078460][ T6763] loop4: detected capacity change from 0 to 2048 [ 183.095148][ T6760] loop3: detected capacity change from 0 to 2048 [ 183.136964][ T6765] loop2: detected capacity change from 0 to 2048 [ 183.155305][ T6755] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 183.174257][ T6756] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 183.174289][ T6756] EXT4-fs (loop0): This should not happen!! Data will be lost [ 183.174289][ T6756] [ 183.174305][ T6756] EXT4-fs (loop0): Total free blocks count 0 [ 183.174320][ T6756] EXT4-fs (loop0): Free/Dirty block details [ 183.174334][ T6756] EXT4-fs (loop0): free_blocks=4096 [ 183.174349][ T6756] EXT4-fs (loop0): dirty_blocks=16 [ 183.174363][ T6756] EXT4-fs (loop0): Block reservation details [ 183.174375][ T6756] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 183.280487][ T6763] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 183.282493][ T2137] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 183.284261][ T6760] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 183.333418][ T6759] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 183.336921][ T6763] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 183.336948][ T6763] EXT4-fs (loop4): This should not happen!! Data will be lost [ 183.336948][ T6763] [ 183.336963][ T6763] EXT4-fs (loop4): Total free blocks count 0 [ 183.336976][ T6763] EXT4-fs (loop4): Free/Dirty block details [ 183.336989][ T6763] EXT4-fs (loop4): free_blocks=4096 [ 183.337002][ T6763] EXT4-fs (loop4): dirty_blocks=16 [ 183.337014][ T6763] EXT4-fs (loop4): Block reservation details [ 183.337026][ T6763] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 183.404477][ T6765] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 183.437314][ T6757] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 183.446576][ T6760] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 183.446661][ T6760] EXT4-fs (loop3): This should not happen!! Data will be lost [ 183.446661][ T6760] [ 183.446703][ T6760] EXT4-fs (loop3): Total free blocks count 0 [ 183.446737][ T6760] EXT4-fs (loop3): Free/Dirty block details [ 183.475574][ T6760] EXT4-fs (loop3): free_blocks=4096 [ 183.475624][ T6760] EXT4-fs (loop3): dirty_blocks=16 [ 183.475644][ T6760] EXT4-fs (loop3): Block reservation details [ 183.475676][ T6760] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 183.537726][ T3380] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 183.566911][ T6764] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 183.567899][ T6765] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 183.567928][ T6765] EXT4-fs (loop2): This should not happen!! Data will be lost [ 183.567928][ T6765] [ 183.567945][ T6765] EXT4-fs (loop2): Total free blocks count 0 [ 183.567978][ T6765] EXT4-fs (loop2): Free/Dirty block details [ 183.567992][ T6765] EXT4-fs (loop2): free_blocks=4096 [ 183.568007][ T6765] EXT4-fs (loop2): dirty_blocks=16 [ 183.568020][ T6765] EXT4-fs (loop2): Block reservation details [ 183.568033][ T6765] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 183.607093][ T6773] loop1: detected capacity change from 0 to 2048 [ 183.670376][ T2137] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 183.749296][ T3380] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 183.796809][ T6773] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 183.866465][ T6772] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 183.867374][ T6773] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 183.867405][ T6773] EXT4-fs (loop1): This should not happen!! Data will be lost [ 183.867405][ T6773] [ 183.908045][ T6773] EXT4-fs (loop1): Total free blocks count 0 [ 183.908067][ T6773] EXT4-fs (loop1): Free/Dirty block details [ 183.908082][ T6773] EXT4-fs (loop1): free_blocks=4096 [ 183.908098][ T6773] EXT4-fs (loop1): dirty_blocks=16 [ 183.908112][ T6773] EXT4-fs (loop1): Block reservation details [ 183.908125][ T6773] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 184.021283][ T6783] loop0: detected capacity change from 0 to 2048 [ 184.039029][ T6784] loop3: detected capacity change from 0 to 2048 [ 184.079477][ T2137] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 184.133964][ T6783] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 184.204990][ T6784] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 184.212048][ T6781] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 184.245581][ T6783] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 184.245614][ T6783] EXT4-fs (loop0): This should not happen!! Data will be lost [ 184.245614][ T6783] [ 184.245630][ T6783] EXT4-fs (loop0): Total free blocks count 0 [ 184.245644][ T6783] EXT4-fs (loop0): Free/Dirty block details [ 184.245658][ T6783] EXT4-fs (loop0): free_blocks=4096 [ 184.245674][ T6783] EXT4-fs (loop0): dirty_blocks=16 [ 184.245687][ T6783] EXT4-fs (loop0): Block reservation details [ 184.245700][ T6783] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 184.310205][ T6780] loop4: detected capacity change from 0 to 2048 [ 184.323666][ T6778] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 184.359183][ T6784] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 184.359215][ T6784] EXT4-fs (loop3): This should not happen!! Data will be lost [ 184.359215][ T6784] [ 184.359231][ T6784] EXT4-fs (loop3): Total free blocks count 0 [ 184.359244][ T6784] EXT4-fs (loop3): Free/Dirty block details [ 184.359258][ T6784] EXT4-fs (loop3): free_blocks=4096 [ 184.359273][ T6784] EXT4-fs (loop3): dirty_blocks=16 [ 184.359286][ T6784] EXT4-fs (loop3): Block reservation details [ 184.359297][ T6784] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 184.437002][ T6780] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 184.460078][ T51] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 184.502986][ T6779] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 184.515222][ T13] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 184.518428][ T6780] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 184.518508][ T6780] EXT4-fs (loop4): This should not happen!! Data will be lost [ 184.518508][ T6780] [ 184.518559][ T6780] EXT4-fs (loop4): Total free blocks count 0 [ 184.518593][ T6780] EXT4-fs (loop4): Free/Dirty block details [ 184.518625][ T6780] EXT4-fs (loop4): free_blocks=4096 [ 184.518665][ T6780] EXT4-fs (loop4): dirty_blocks=16 [ 184.518706][ T6780] EXT4-fs (loop4): Block reservation details [ 184.518744][ T6780] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 184.625052][ T6791] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 184.631078][ T1127] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 184.699273][ T6795] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 184.721049][ T6790] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 184.778615][ T6791] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 184.778650][ T6791] EXT4-fs (loop2): This should not happen!! Data will be lost [ 184.778650][ T6791] [ 184.778667][ T6791] EXT4-fs (loop2): Total free blocks count 0 [ 184.778681][ T6791] EXT4-fs (loop2): Free/Dirty block details [ 184.778695][ T6791] EXT4-fs (loop2): free_blocks=4096 [ 184.778711][ T6791] EXT4-fs (loop2): dirty_blocks=16 [ 184.778724][ T6791] EXT4-fs (loop2): Block reservation details [ 184.778737][ T6791] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 184.866751][ T6794] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 184.884839][ T6795] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 184.884872][ T6795] EXT4-fs (loop1): This should not happen!! Data will be lost [ 184.884872][ T6795] [ 184.884889][ T6795] EXT4-fs (loop1): Total free blocks count 0 [ 184.884903][ T6795] EXT4-fs (loop1): Free/Dirty block details [ 184.884917][ T6795] EXT4-fs (loop1): free_blocks=4096 [ 184.884933][ T6795] EXT4-fs (loop1): dirty_blocks=16 [ 184.884947][ T6795] EXT4-fs (loop1): Block reservation details [ 184.884960][ T6795] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 185.013284][ T13] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 185.051841][ T1127] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 185.237878][ T6808] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 185.309235][ T6807] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 185.335534][ T6808] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 185.335567][ T6808] EXT4-fs (loop4): This should not happen!! Data will be lost [ 185.335567][ T6808] [ 185.335583][ T6808] EXT4-fs (loop4): Total free blocks count 0 [ 185.335598][ T6808] EXT4-fs (loop4): Free/Dirty block details [ 185.335612][ T6808] EXT4-fs (loop4): free_blocks=4096 [ 185.335628][ T6808] EXT4-fs (loop4): dirty_blocks=16 [ 185.335641][ T6808] EXT4-fs (loop4): Block reservation details [ 185.335654][ T6808] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 185.366794][ T6815] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 185.391905][ T6811] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 185.467258][ T3380] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 185.468662][ T6809] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 185.495651][ T6816] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 185.525708][ T6811] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 185.525739][ T6811] EXT4-fs (loop3): This should not happen!! Data will be lost [ 185.525739][ T6811] [ 185.525755][ T6811] EXT4-fs (loop3): Total free blocks count 0 [ 185.525770][ T6811] EXT4-fs (loop3): Free/Dirty block details [ 185.525785][ T6811] EXT4-fs (loop3): free_blocks=4096 [ 185.525800][ T6811] EXT4-fs (loop3): dirty_blocks=16 [ 185.525813][ T6811] EXT4-fs (loop3): Block reservation details [ 185.525826][ T6811] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 185.526565][ T6812] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 185.576557][ T6815] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 185.576648][ T6815] EXT4-fs (loop2): This should not happen!! Data will be lost [ 185.576648][ T6815] [ 185.576683][ T6815] EXT4-fs (loop2): Total free blocks count 0 [ 185.576723][ T6815] EXT4-fs (loop2): Free/Dirty block details [ 185.576762][ T6815] EXT4-fs (loop2): free_blocks=4096 [ 185.576797][ T6815] EXT4-fs (loop2): dirty_blocks=16 [ 185.576834][ T6815] EXT4-fs (loop2): Block reservation details [ 185.576865][ T6815] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 185.677730][ T6822] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 185.697248][ T6810] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 185.711954][ T3380] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 185.739425][ T6816] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 185.739458][ T6816] EXT4-fs (loop0): This should not happen!! Data will be lost [ 185.739458][ T6816] [ 185.739474][ T6816] EXT4-fs (loop0): Total free blocks count 0 [ 185.739602][ T6816] EXT4-fs (loop0): Free/Dirty block details [ 185.739656][ T6816] EXT4-fs (loop0): free_blocks=4096 [ 185.739707][ T6816] EXT4-fs (loop0): dirty_blocks=16 [ 185.739746][ T6816] EXT4-fs (loop0): Block reservation details [ 185.739788][ T6816] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 185.813267][ T3380] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 185.833232][ T6822] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 185.833579][ T6822] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 185.833606][ T6822] EXT4-fs (loop1): This should not happen!! Data will be lost [ 185.833606][ T6822] [ 185.833622][ T6822] EXT4-fs (loop1): Total free blocks count 0 [ 185.833636][ T6822] EXT4-fs (loop1): Free/Dirty block details [ 185.833649][ T6822] EXT4-fs (loop1): free_blocks=4096 [ 185.833665][ T6822] EXT4-fs (loop1): dirty_blocks=16 [ 185.833678][ T6822] EXT4-fs (loop1): Block reservation details [ 185.833690][ T6822] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 185.978264][ T51] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 186.030153][ T5787] EXT4-fs (loop1): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 186.169269][ T6831] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 186.185562][ T6834] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 186.220569][ T6832] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 186.226548][ T6833] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 186.256531][ T6834] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 186.256563][ T6834] EXT4-fs (loop2): This should not happen!! Data will be lost [ 186.256563][ T6834] [ 186.256578][ T6834] EXT4-fs (loop2): Total free blocks count 0 [ 186.256592][ T6834] EXT4-fs (loop2): Free/Dirty block details [ 186.256605][ T6834] EXT4-fs (loop2): free_blocks=4096 [ 186.256620][ T6834] EXT4-fs (loop2): dirty_blocks=16 [ 186.256633][ T6834] EXT4-fs (loop2): Block reservation details [ 186.256645][ T6834] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 186.357993][ T6831] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 186.358298][ T6831] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 186.358332][ T6831] EXT4-fs (loop3): This should not happen!! Data will be lost [ 186.358332][ T6831] [ 186.358348][ T6831] EXT4-fs (loop3): Total free blocks count 0 [ 186.358362][ T6831] EXT4-fs (loop3): Free/Dirty block details [ 186.358377][ T6831] EXT4-fs (loop3): free_blocks=4096 [ 186.358391][ T6831] EXT4-fs (loop3): dirty_blocks=16 [ 186.358405][ T6831] EXT4-fs (loop3): Block reservation details [ 186.358417][ T6831] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 186.434505][ T6832] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 186.434798][ T6832] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 186.434834][ T6832] EXT4-fs (loop4): This should not happen!! Data will be lost [ 186.434834][ T6832] [ 186.434850][ T6832] EXT4-fs (loop4): Total free blocks count 0 [ 186.434863][ T6832] EXT4-fs (loop4): Free/Dirty block details [ 186.434877][ T6832] EXT4-fs (loop4): free_blocks=4096 [ 186.434891][ T6832] EXT4-fs (loop4): dirty_blocks=16 [ 186.434904][ T6832] EXT4-fs (loop4): Block reservation details [ 186.434916][ T6832] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 186.518715][ T527] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 186.569171][ T5793] EXT4-fs (loop4): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 186.611955][ T5791] EXT4-fs (loop3): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 186.638049][ T6845] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 186.710882][ T33] kauditd_printk_skb: 42 callbacks suppressed [ 186.710902][ T33] audit: type=1800 audit(1791127806.527:389): pid=6845 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.1.240" name="file1" dev="loop1" ino=15 res=0 errno=-22 [ 186.751438][ T6844] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 186.751760][ T33] audit: type=1800 audit(1791127806.567:390): pid=6845 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.1.240" name="file1" dev="loop1" ino=15 res=0 errno=-22 [ 186.771797][ T6845] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 186.771880][ T6845] EXT4-fs (loop1): This should not happen!! Data will be lost [ 186.771880][ T6845] [ 186.771921][ T6845] EXT4-fs (loop1): Total free blocks count 0 [ 186.771959][ T6845] EXT4-fs (loop1): Free/Dirty block details [ 186.771993][ T6845] EXT4-fs (loop1): free_blocks=4096 [ 186.772034][ T6845] EXT4-fs (loop1): dirty_blocks=16 [ 186.772066][ T6845] EXT4-fs (loop1): Block reservation details [ 186.772103][ T6845] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 186.886287][ T6852] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 186.914628][ T12] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 2026/10/04 15:30:06 executed programs: 239 [ 186.917938][ T33] audit: type=1800 audit(1791127806.727:391): pid=6852 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.244" name="file1" dev="loop0" ino=15 res=0 errno=-22 [ 186.944395][ T33] audit: type=1800 audit(1791127806.757:392): pid=6852 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.244" name="file1" dev="loop0" ino=15 res=0 errno=-22 [ 186.992804][ T6855] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 186.995120][ T6851] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 187.020094][ T6852] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 187.020179][ T6852] EXT4-fs (loop0): This should not happen!! Data will be lost [ 187.020179][ T6852] [ 187.020229][ T6852] EXT4-fs (loop0): Total free blocks count 0 [ 187.020257][ T6852] EXT4-fs (loop0): Free/Dirty block details [ 187.020298][ T6852] EXT4-fs (loop0): free_blocks=4096 [ 187.020341][ T6852] EXT4-fs (loop0): dirty_blocks=16 [ 187.020374][ T6852] EXT4-fs (loop0): Block reservation details [ 187.020411][ T6852] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 187.090629][ T33] audit: type=1800 audit(1791127806.907:393): pid=6855 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.4.243" name="file1" dev="loop4" ino=15 res=0 errno=-22 [ 187.165229][ T51] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 187.183319][ T6855] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 187.183495][ T6855] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 187.183521][ T6855] EXT4-fs (loop4): This should not happen!! Data will be lost [ 187.183521][ T6855] [ 187.183536][ T6855] EXT4-fs (loop4): Total free blocks count 0 [ 187.183550][ T6855] EXT4-fs (loop4): Free/Dirty block details [ 187.183564][ T6855] EXT4-fs (loop4): free_blocks=4096 [ 187.183579][ T6855] EXT4-fs (loop4): dirty_blocks=16 [ 187.183593][ T6855] EXT4-fs (loop4): Block reservation details [ 187.183606][ T6855] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 187.294315][ T5793] EXT4-fs (loop4): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 187.344940][ T33] audit: type=1800 audit(1791127807.157:394): pid=6862 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.2.242" name="file1" dev="loop2" ino=15 res=0 errno=-22 [ 187.373687][ T33] audit: type=1800 audit(1791127807.187:395): pid=6862 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.2.242" name="file1" dev="loop2" ino=15 res=0 errno=-22 [ 187.412574][ T6857] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 187.443508][ T6862] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 187.443542][ T6862] EXT4-fs (loop2): This should not happen!! Data will be lost [ 187.443542][ T6862] [ 187.443558][ T6862] EXT4-fs (loop2): Total free blocks count 0 [ 187.443573][ T6862] EXT4-fs (loop2): Free/Dirty block details [ 187.443587][ T6862] EXT4-fs (loop2): free_blocks=4096 [ 187.443602][ T6862] EXT4-fs (loop2): dirty_blocks=16 [ 187.443616][ T6862] EXT4-fs (loop2): Block reservation details [ 187.443629][ T6862] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 187.462718][ T33] audit: type=1800 audit(1791127807.277:396): pid=6865 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.1.246" name="file1" dev="loop1" ino=15 res=0 errno=-22 [ 187.473896][ T33] audit: type=1800 audit(1791127807.287:397): pid=6865 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.1.246" name="file1" dev="loop1" ino=15 res=0 errno=-22 [ 187.495970][ T6864] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 187.566314][ T6865] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 187.566348][ T6865] EXT4-fs (loop1): This should not happen!! Data will be lost [ 187.566348][ T6865] [ 187.566364][ T6865] EXT4-fs (loop1): Total free blocks count 0 [ 187.566379][ T6865] EXT4-fs (loop1): Free/Dirty block details [ 187.566393][ T6865] EXT4-fs (loop1): free_blocks=4096 [ 187.566408][ T6865] EXT4-fs (loop1): dirty_blocks=16 [ 187.566422][ T6865] EXT4-fs (loop1): Block reservation details [ 187.566435][ T6865] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 187.630236][ T33] audit: type=1800 audit(1791127807.437:398): pid=6861 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.3.245" name="file1" dev="loop3" ino=15 res=0 errno=-22 [ 187.694974][ T51] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 187.695009][ T51] EXT4-fs (loop2): This should not happen!! Data will be lost [ 187.695009][ T51] [ 187.724311][ T51] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 187.724344][ T51] EXT4-fs (loop1): This should not happen!! Data will be lost [ 187.724344][ T51] [ 187.775063][ T6873] set_capacity_and_notify: 16 callbacks suppressed [ 187.775082][ T6873] loop0: detected capacity change from 0 to 2048 [ 187.909914][ T6870] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 187.932507][ T6873] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 187.932540][ T6873] EXT4-fs (loop0): This should not happen!! Data will be lost [ 187.932540][ T6873] [ 187.932555][ T6873] EXT4-fs (loop0): Total free blocks count 0 [ 187.932569][ T6873] EXT4-fs (loop0): Free/Dirty block details [ 187.932582][ T6873] EXT4-fs (loop0): free_blocks=4096 [ 187.932597][ T6873] EXT4-fs (loop0): dirty_blocks=16 [ 187.932610][ T6873] EXT4-fs (loop0): Block reservation details [ 187.932623][ T6873] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 188.024724][ T6882] loop4: detected capacity change from 0 to 2048 [ 188.071734][ T6886] loop3: detected capacity change from 0 to 2048 [ 188.076429][ T3380] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 188.076459][ T3380] EXT4-fs (loop0): This should not happen!! Data will be lost [ 188.076459][ T3380] [ 188.127714][ T6881] loop1: detected capacity change from 0 to 2048 [ 188.175447][ T6879] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 188.197581][ T6882] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 188.197615][ T6882] EXT4-fs (loop4): This should not happen!! Data will be lost [ 188.197615][ T6882] [ 188.197630][ T6882] EXT4-fs (loop4): Total free blocks count 0 [ 188.197645][ T6882] EXT4-fs (loop4): Free/Dirty block details [ 188.197659][ T6882] EXT4-fs (loop4): free_blocks=4096 [ 188.197675][ T6882] EXT4-fs (loop4): dirty_blocks=16 [ 188.197688][ T6882] EXT4-fs (loop4): Block reservation details [ 188.197701][ T6882] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 188.316726][ T3380] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 188.316761][ T3380] EXT4-fs (loop4): This should not happen!! Data will be lost [ 188.316761][ T3380] [ 188.353071][ T6885] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 188.392598][ T6886] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 188.392651][ T6886] EXT4-fs (loop3): This should not happen!! Data will be lost [ 188.392651][ T6886] [ 188.392669][ T6886] EXT4-fs (loop3): Total free blocks count 0 [ 188.392684][ T6886] EXT4-fs (loop3): Free/Dirty block details [ 188.392698][ T6886] EXT4-fs (loop3): free_blocks=4096 [ 188.392714][ T6886] EXT4-fs (loop3): dirty_blocks=16 [ 188.392728][ T6886] EXT4-fs (loop3): Block reservation details [ 188.392740][ T6886] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 188.428717][ T6880] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 188.493928][ T6896] loop2: detected capacity change from 0 to 2048 [ 188.507315][ T6881] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 188.507348][ T6881] EXT4-fs (loop1): This should not happen!! Data will be lost [ 188.507348][ T6881] [ 188.507364][ T6881] EXT4-fs (loop1): Total free blocks count 0 [ 188.507379][ T6881] EXT4-fs (loop1): Free/Dirty block details [ 188.507393][ T6881] EXT4-fs (loop1): free_blocks=4096 [ 188.507408][ T6881] EXT4-fs (loop1): dirty_blocks=16 [ 188.507421][ T6881] EXT4-fs (loop1): Block reservation details [ 188.507434][ T6881] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 188.595751][ T12] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 188.595784][ T12] EXT4-fs (loop3): This should not happen!! Data will be lost [ 188.595784][ T12] [ 188.596720][ T12] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 188.596759][ T12] EXT4-fs (loop1): This should not happen!! Data will be lost [ 188.596759][ T12] [ 188.705795][ T6895] loop0: detected capacity change from 0 to 2048 [ 188.707418][ T6894] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 188.709407][ T6896] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 188.709437][ T6896] EXT4-fs (loop2): This should not happen!! Data will be lost [ 188.709437][ T6896] [ 188.709453][ T6896] EXT4-fs (loop2): Total free blocks count 0 [ 188.709467][ T6896] EXT4-fs (loop2): Free/Dirty block details [ 188.756493][ T6896] EXT4-fs (loop2): free_blocks=4096 [ 188.756726][ T6896] EXT4-fs (loop2): dirty_blocks=16 [ 188.756743][ T6896] EXT4-fs (loop2): Block reservation details [ 188.756756][ T6896] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 188.904072][ T3380] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 188.904189][ T3380] EXT4-fs (loop2): This should not happen!! Data will be lost [ 188.904189][ T3380] [ 188.955045][ T6893] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 188.959384][ T6895] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 188.959466][ T6895] EXT4-fs (loop0): This should not happen!! Data will be lost [ 188.959466][ T6895] [ 188.999327][ T6895] EXT4-fs (loop0): Total free blocks count 0 [ 188.999349][ T6895] EXT4-fs (loop0): Free/Dirty block details [ 188.999364][ T6895] EXT4-fs (loop0): free_blocks=4096 [ 188.999379][ T6895] EXT4-fs (loop0): dirty_blocks=16 [ 188.999392][ T6895] EXT4-fs (loop0): Block reservation details [ 188.999404][ T6895] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 189.081309][ T6908] loop4: detected capacity change from 0 to 2048 [ 189.111932][ T6905] loop1: detected capacity change from 0 to 2048 [ 189.142143][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 189.142176][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 189.142176][ T45] [ 189.227960][ T6906] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 189.228940][ T6908] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 189.228970][ T6908] EXT4-fs (loop4): This should not happen!! Data will be lost [ 189.228970][ T6908] [ 189.228986][ T6908] EXT4-fs (loop4): Total free blocks count 0 [ 189.229000][ T6908] EXT4-fs (loop4): Free/Dirty block details [ 189.229014][ T6908] EXT4-fs (loop4): free_blocks=4096 [ 189.229029][ T6908] EXT4-fs (loop4): dirty_blocks=16 [ 189.229042][ T6908] EXT4-fs (loop4): Block reservation details [ 189.229054][ T6908] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 189.260932][ T6903] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 189.261877][ T6905] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 189.261907][ T6905] EXT4-fs (loop1): This should not happen!! Data will be lost [ 189.261907][ T6905] [ 189.261922][ T6905] EXT4-fs (loop1): Total free blocks count 0 [ 189.261937][ T6905] EXT4-fs (loop1): Free/Dirty block details [ 189.261951][ T6905] EXT4-fs (loop1): free_blocks=4096 [ 189.261966][ T6905] EXT4-fs (loop1): dirty_blocks=16 [ 189.261978][ T6905] EXT4-fs (loop1): Block reservation details [ 189.261990][ T6905] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 189.285621][ T6909] loop3: detected capacity change from 0 to 2048 [ 189.404855][ T3380] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 189.404889][ T3380] EXT4-fs (loop4): This should not happen!! Data will be lost [ 189.404889][ T3380] [ 189.436823][ T12] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 189.436857][ T12] EXT4-fs (loop1): This should not happen!! Data will be lost [ 189.436857][ T12] [ 189.553968][ T6904] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 189.557212][ T6909] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 189.557245][ T6909] EXT4-fs (loop3): This should not happen!! Data will be lost [ 189.557245][ T6909] [ 189.557261][ T6909] EXT4-fs (loop3): Total free blocks count 0 [ 189.557275][ T6909] EXT4-fs (loop3): Free/Dirty block details [ 189.557289][ T6909] EXT4-fs (loop3): free_blocks=4096 [ 189.557305][ T6909] EXT4-fs (loop3): dirty_blocks=16 [ 189.557318][ T6909] EXT4-fs (loop3): Block reservation details [ 189.557331][ T6909] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 189.701073][ T51] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 189.701107][ T51] EXT4-fs (loop3): This should not happen!! Data will be lost [ 189.701107][ T51] [ 189.774554][ T6923] loop2: detected capacity change from 0 to 2048 [ 189.941213][ T6922] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 189.962637][ T6923] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 189.962670][ T6923] EXT4-fs (loop2): This should not happen!! Data will be lost [ 189.962670][ T6923] [ 189.962693][ T6923] EXT4-fs (loop2): Total free blocks count 0 [ 189.962708][ T6923] EXT4-fs (loop2): Free/Dirty block details [ 189.962722][ T6923] EXT4-fs (loop2): free_blocks=4096 [ 189.962738][ T6923] EXT4-fs (loop2): dirty_blocks=16 [ 189.962751][ T6923] EXT4-fs (loop2): Block reservation details [ 189.962764][ T6923] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 190.038133][ T6924] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 190.064717][ T6936] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 190.064780][ T6936] EXT4-fs (loop1): This should not happen!! Data will be lost [ 190.064780][ T6936] [ 190.064798][ T6936] EXT4-fs (loop1): Total free blocks count 0 [ 190.064813][ T6936] EXT4-fs (loop1): Free/Dirty block details [ 190.064827][ T6936] EXT4-fs (loop1): free_blocks=4096 [ 190.064843][ T6936] EXT4-fs (loop1): dirty_blocks=16 [ 190.064857][ T6936] EXT4-fs (loop1): Block reservation details [ 190.064869][ T6936] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 190.161715][ T51] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 190.161749][ T51] EXT4-fs (loop2): This should not happen!! Data will be lost [ 190.161749][ T51] [ 190.168139][ T6927] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 190.169382][ T6929] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 190.169411][ T6929] EXT4-fs (loop4): This should not happen!! Data will be lost [ 190.169411][ T6929] [ 190.169427][ T6929] EXT4-fs (loop4): Total free blocks count 0 [ 190.169441][ T6929] EXT4-fs (loop4): Free/Dirty block details [ 190.169454][ T6929] EXT4-fs (loop4): free_blocks=4096 [ 190.169470][ T6929] EXT4-fs (loop4): dirty_blocks=16 [ 190.256313][ T6929] EXT4-fs (loop4): Block reservation details [ 190.256333][ T6929] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 190.292163][ T3380] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 190.292198][ T3380] EXT4-fs (loop1): This should not happen!! Data will be lost [ 190.292198][ T3380] [ 190.379437][ T51] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 190.379472][ T51] EXT4-fs (loop4): This should not happen!! Data will be lost [ 190.379472][ T51] [ 190.433598][ T6930] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 190.457301][ T6931] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 190.457335][ T6931] EXT4-fs (loop0): This should not happen!! Data will be lost [ 190.457335][ T6931] [ 190.457350][ T6931] EXT4-fs (loop0): Total free blocks count 0 [ 190.457365][ T6931] EXT4-fs (loop0): Free/Dirty block details [ 190.457378][ T6931] EXT4-fs (loop0): free_blocks=4096 [ 190.457393][ T6931] EXT4-fs (loop0): dirty_blocks=16 [ 190.457406][ T6931] EXT4-fs (loop0): Block reservation details [ 190.457418][ T6931] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 190.602549][ T6941] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 190.606909][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 190.606986][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 190.606986][ T45] [ 190.624111][ T6942] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 190.624199][ T6942] EXT4-fs (loop3): This should not happen!! Data will be lost [ 190.624199][ T6942] [ 190.624241][ T6942] EXT4-fs (loop3): Total free blocks count 0 [ 190.624275][ T6942] EXT4-fs (loop3): Free/Dirty block details [ 190.624315][ T6942] EXT4-fs (loop3): free_blocks=4096 [ 190.624349][ T6942] EXT4-fs (loop3): dirty_blocks=16 [ 190.624389][ T6942] EXT4-fs (loop3): Block reservation details [ 190.624430][ T6942] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 190.803200][ T12] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 190.803235][ T12] EXT4-fs (loop3): This should not happen!! Data will be lost [ 190.803235][ T12] [ 190.988121][ T6948] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 191.014593][ T6950] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 191.014626][ T6950] EXT4-fs (loop1): This should not happen!! Data will be lost [ 191.014626][ T6950] [ 191.014643][ T6950] EXT4-fs (loop1): Total free blocks count 0 [ 191.014657][ T6950] EXT4-fs (loop1): Free/Dirty block details [ 191.014671][ T6950] EXT4-fs (loop1): free_blocks=4096 [ 191.014687][ T6950] EXT4-fs (loop1): dirty_blocks=16 [ 191.014700][ T6950] EXT4-fs (loop1): Block reservation details [ 191.014713][ T6950] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 191.082971][ T6951] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 191.146740][ T6967] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 191.146775][ T6967] EXT4-fs (loop4): This should not happen!! Data will be lost [ 191.146775][ T6967] [ 191.146791][ T6967] EXT4-fs (loop4): Total free blocks count 0 [ 191.146806][ T6967] EXT4-fs (loop4): Free/Dirty block details [ 191.146820][ T6967] EXT4-fs (loop4): free_blocks=4096 [ 191.146836][ T6967] EXT4-fs (loop4): dirty_blocks=16 [ 191.146849][ T6967] EXT4-fs (loop4): Block reservation details [ 191.146862][ T6967] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 191.185693][ T6952] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 191.239201][ T2137] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 191.239233][ T2137] EXT4-fs (loop1): This should not happen!! Data will be lost [ 191.239233][ T2137] [ 191.274280][ T12] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 191.274313][ T12] EXT4-fs (loop4): This should not happen!! Data will be lost [ 191.274313][ T12] [ 191.279414][ T6953] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 191.279445][ T6953] EXT4-fs (loop2): This should not happen!! Data will be lost [ 191.279445][ T6953] [ 191.279460][ T6953] EXT4-fs (loop2): Total free blocks count 0 [ 191.279474][ T6953] EXT4-fs (loop2): Free/Dirty block details [ 191.338860][ T6953] EXT4-fs (loop2): free_blocks=4096 [ 191.338881][ T6953] EXT4-fs (loop2): dirty_blocks=16 [ 191.338896][ T6953] EXT4-fs (loop2): Block reservation details [ 191.338917][ T6953] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 191.381990][ T51] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 191.382023][ T51] EXT4-fs (loop2): This should not happen!! Data will be lost [ 191.382023][ T51] [ 191.444639][ T6968] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 191.449476][ T6969] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 191.450419][ T6969] EXT4-fs (loop0): This should not happen!! Data will be lost [ 191.450419][ T6969] [ 191.450439][ T6969] EXT4-fs (loop0): Total free blocks count 0 [ 191.450454][ T6969] EXT4-fs (loop0): Free/Dirty block details [ 191.450468][ T6969] EXT4-fs (loop0): free_blocks=4096 [ 191.464866][ T6969] EXT4-fs (loop0): dirty_blocks=16 [ 191.464887][ T6969] EXT4-fs (loop0): Block reservation details [ 191.464907][ T6969] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 191.591085][ T6970] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 191.611769][ T6971] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 191.611801][ T6971] EXT4-fs (loop3): This should not happen!! Data will be lost [ 191.611801][ T6971] [ 191.611817][ T6971] EXT4-fs (loop3): Total free blocks count 0 [ 191.611831][ T6971] EXT4-fs (loop3): Free/Dirty block details [ 191.611846][ T6971] EXT4-fs (loop3): free_blocks=4096 [ 191.611861][ T6971] EXT4-fs (loop3): dirty_blocks=16 [ 191.611874][ T6971] EXT4-fs (loop3): Block reservation details [ 191.611887][ T6971] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 191.614348][ T527] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 191.614390][ T527] EXT4-fs (loop0): This should not happen!! Data will be lost [ 191.614390][ T527] [ 191.752403][ T45] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 191.752436][ T45] EXT4-fs (loop3): This should not happen!! Data will be lost [ 191.752436][ T45] [ 191.828317][ T33] kauditd_printk_skb: 52 callbacks suppressed [ 191.828337][ T33] audit: type=1800 audit(1791127811.637:451): pid=6984 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.2.282" name="file1" dev="tmpfs" ino=336 res=0 errno=-22 [ 191.912540][ T33] audit: type=1800 audit(1791127811.727:452): pid=6986 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.281" name="file1" dev="tmpfs" ino=402 res=0 errno=-22 2026/10/04 15:30:11 executed programs: 279 [ 192.074240][ T33] audit: type=1800 audit(1791127811.867:453): pid=6982 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.4.279" name="file1" dev="loop4" ino=15 res=0 errno=-22 [ 192.101779][ T33] audit: type=1800 audit(1791127811.917:454): pid=6982 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.4.279" name="file1" dev="loop4" ino=15 res=0 errno=-22 [ 192.105640][ T6981] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 192.132875][ T6982] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 192.132908][ T6982] EXT4-fs (loop4): This should not happen!! Data will be lost [ 192.132908][ T6982] [ 192.132923][ T6982] EXT4-fs (loop4): Total free blocks count 0 [ 192.132938][ T6982] EXT4-fs (loop4): Free/Dirty block details [ 192.132951][ T6982] EXT4-fs (loop4): free_blocks=4096 [ 192.132967][ T6982] EXT4-fs (loop4): dirty_blocks=16 [ 192.132980][ T6982] EXT4-fs (loop4): Block reservation details [ 192.132993][ T6982] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 192.218855][ T33] audit: type=1800 audit(1791127812.027:455): pid=6989 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.1.284" name="file1" dev="loop1" ino=15 res=0 errno=-22 [ 192.221492][ T33] audit: type=1800 audit(1791127812.027:456): pid=6989 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.1.284" name="file1" dev="loop1" ino=15 res=0 errno=-22 [ 192.241304][ T33] audit: type=1800 audit(1791127812.057:457): pid=6992 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.2.285" name="file1" dev="loop2" ino=15 res=0 errno=-22 [ 192.290093][ T33] audit: type=1800 audit(1791127812.107:458): pid=6992 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.2.285" name="file1" dev="loop2" ino=15 res=0 errno=-22 [ 192.298051][ T6991] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 192.316036][ T6987] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 192.321612][ T6992] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 192.321723][ T6992] EXT4-fs (loop2): This should not happen!! Data will be lost [ 192.321723][ T6992] [ 192.321783][ T6992] EXT4-fs (loop2): Total free blocks count 0 [ 192.321824][ T6992] EXT4-fs (loop2): Free/Dirty block details [ 192.321896][ T6992] EXT4-fs (loop2): free_blocks=4096 [ 192.321939][ T6992] EXT4-fs (loop2): dirty_blocks=16 [ 192.321972][ T6992] EXT4-fs (loop2): Block reservation details [ 192.322007][ T6992] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 192.373743][ T6989] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 192.373778][ T6989] EXT4-fs (loop1): This should not happen!! Data will be lost [ 192.373778][ T6989] [ 192.373794][ T6989] EXT4-fs (loop1): Total free blocks count 0 [ 192.373808][ T6989] EXT4-fs (loop1): Free/Dirty block details [ 192.373822][ T6989] EXT4-fs (loop1): free_blocks=4096 [ 192.373837][ T6989] EXT4-fs (loop1): dirty_blocks=16 [ 192.373850][ T6989] EXT4-fs (loop1): Block reservation details [ 192.373862][ T6989] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 192.452295][ T3415] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 192.452389][ T3415] EXT4-fs (loop4): This should not happen!! Data will be lost [ 192.452389][ T3415] [ 192.547153][ T3415] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 192.547185][ T3415] EXT4-fs (loop1): This should not happen!! Data will be lost [ 192.547185][ T3415] [ 192.581305][ T3415] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 192.581338][ T3415] EXT4-fs (loop2): This should not happen!! Data will be lost [ 192.581338][ T3415] [ 192.701976][ T6998] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 192.703336][ T33] audit: type=1800 audit(1791127812.507:459): pid=7000 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.286" name="file1" dev="loop0" ino=15 res=0 errno=-22 [ 192.703445][ T33] audit: type=1800 audit(1791127812.507:460): pid=7000 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.286" name="file1" dev="loop0" ino=15 res=0 errno=-22 [ 192.782211][ T7006] set_capacity_and_notify: 15 callbacks suppressed [ 192.782240][ T7006] loop4: detected capacity change from 0 to 2048 [ 192.782292][ T7000] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 192.782318][ T7000] EXT4-fs (loop0): This should not happen!! Data will be lost [ 192.782318][ T7000] [ 192.782334][ T7000] EXT4-fs (loop0): Total free blocks count 0 [ 192.782348][ T7000] EXT4-fs (loop0): Free/Dirty block details [ 192.782392][ T7000] EXT4-fs (loop0): free_blocks=4096 [ 192.782409][ T7000] EXT4-fs (loop0): dirty_blocks=16 [ 192.782421][ T7000] EXT4-fs (loop0): Block reservation details [ 192.782446][ T7000] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 192.915997][ T6997] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 192.934214][ T7003] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 192.940614][ T6999] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 192.940649][ T6999] EXT4-fs (loop3): This should not happen!! Data will be lost [ 192.940649][ T6999] [ 192.940667][ T6999] EXT4-fs (loop3): Total free blocks count 0 [ 192.940683][ T6999] EXT4-fs (loop3): Free/Dirty block details [ 192.940699][ T6999] EXT4-fs (loop3): free_blocks=4096 [ 192.940716][ T6999] EXT4-fs (loop3): dirty_blocks=16 [ 192.940731][ T6999] EXT4-fs (loop3): Block reservation details [ 192.940753][ T6999] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 192.945794][ T45] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 192.945878][ T45] EXT4-fs (loop0): This should not happen!! Data will be lost [ 192.945878][ T45] [ 192.988179][ T7004] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 193.006119][ T7004] EXT4-fs (loop2): This should not happen!! Data will be lost [ 193.006119][ T7004] [ 193.006187][ T7004] EXT4-fs (loop2): Total free blocks count 0 [ 193.006242][ T7004] EXT4-fs (loop2): Free/Dirty block details [ 193.006286][ T7004] EXT4-fs (loop2): free_blocks=4096 [ 193.006331][ T7004] EXT4-fs (loop2): dirty_blocks=16 [ 193.006366][ T7004] EXT4-fs (loop2): Block reservation details [ 193.006401][ T7004] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 193.105679][ T7006] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 193.105999][ T7006] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 193.106029][ T7006] EXT4-fs (loop4): This should not happen!! Data will be lost [ 193.106029][ T7006] [ 193.106047][ T7006] EXT4-fs (loop4): Total free blocks count 0 [ 193.106063][ T7006] EXT4-fs (loop4): Free/Dirty block details [ 193.106078][ T7006] EXT4-fs (loop4): free_blocks=4096 [ 193.106096][ T7006] EXT4-fs (loop4): dirty_blocks=16 [ 193.106110][ T7006] EXT4-fs (loop4): Block reservation details [ 193.106125][ T7006] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 193.216064][ T7014] loop1: detected capacity change from 0 to 2048 [ 193.237445][ T45] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 193.237500][ T45] EXT4-fs (loop2): This should not happen!! Data will be lost [ 193.237500][ T45] [ 193.289080][ T527] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 193.289117][ T527] EXT4-fs (loop3): This should not happen!! Data will be lost [ 193.289117][ T527] [ 193.397144][ T7019] loop0: detected capacity change from 0 to 2048 [ 193.455050][ T7011] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 193.473083][ T7014] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 193.473118][ T7014] EXT4-fs (loop1): This should not happen!! Data will be lost [ 193.473118][ T7014] [ 193.473134][ T7014] EXT4-fs (loop1): Total free blocks count 0 [ 193.473150][ T7014] EXT4-fs (loop1): Free/Dirty block details [ 193.473165][ T7014] EXT4-fs (loop1): free_blocks=4096 [ 193.473181][ T7014] EXT4-fs (loop1): dirty_blocks=16 [ 193.473204][ T7014] EXT4-fs (loop1): Block reservation details [ 193.473218][ T7014] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 193.647237][ T7016] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 193.667604][ T7019] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 193.667638][ T7019] EXT4-fs (loop0): This should not happen!! Data will be lost [ 193.667638][ T7019] [ 193.667655][ T7019] EXT4-fs (loop0): Total free blocks count 0 [ 193.667678][ T7019] EXT4-fs (loop0): Free/Dirty block details [ 193.667693][ T7019] EXT4-fs (loop0): free_blocks=4096 [ 193.667709][ T7019] EXT4-fs (loop0): dirty_blocks=16 [ 193.667723][ T7019] EXT4-fs (loop0): Block reservation details [ 193.667736][ T7019] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 193.686928][ T45] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 193.686962][ T45] EXT4-fs (loop1): This should not happen!! Data will be lost [ 193.686962][ T45] [ 193.785201][ T7025] loop3: detected capacity change from 0 to 2048 [ 193.803045][ T527] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 193.803081][ T527] EXT4-fs (loop0): This should not happen!! Data will be lost [ 193.803081][ T527] [ 193.843550][ T7026] loop2: detected capacity change from 0 to 2048 [ 193.867903][ T7027] loop4: detected capacity change from 0 to 2048 [ 193.985488][ T7022] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 194.007584][ T7023] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 194.023859][ T7026] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 194.023891][ T7026] EXT4-fs (loop2): This should not happen!! Data will be lost [ 194.023891][ T7026] [ 194.023906][ T7026] EXT4-fs (loop2): Total free blocks count 0 [ 194.023921][ T7026] EXT4-fs (loop2): Free/Dirty block details [ 194.023952][ T7026] EXT4-fs (loop2): free_blocks=4096 [ 194.024003][ T7026] EXT4-fs (loop2): dirty_blocks=16 [ 194.029998][ T7025] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 194.030072][ T7025] EXT4-fs (loop3): This should not happen!! Data will be lost [ 194.030072][ T7025] [ 194.030141][ T7025] EXT4-fs (loop3): Total free blocks count 0 [ 194.030181][ T7025] EXT4-fs (loop3): Free/Dirty block details [ 194.030213][ T7025] EXT4-fs (loop3): free_blocks=4096 [ 194.030253][ T7025] EXT4-fs (loop3): dirty_blocks=16 [ 194.030284][ T7025] EXT4-fs (loop3): Block reservation details [ 194.030320][ T7025] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 194.044016][ T7026] EXT4-fs (loop2): Block reservation details [ 194.044064][ T7026] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 194.222924][ T7039] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 194.223349][ T45] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 194.223376][ T45] EXT4-fs (loop3): This should not happen!! Data will be lost [ 194.223376][ T45] [ 194.224667][ T7039] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 194.224697][ T7039] EXT4-fs (loop4): This should not happen!! Data will be lost [ 194.224697][ T7039] [ 194.224713][ T7039] EXT4-fs (loop4): Total free blocks count 0 [ 194.224727][ T7039] EXT4-fs (loop4): Free/Dirty block details [ 194.224741][ T7039] EXT4-fs (loop4): free_blocks=4096 [ 194.224756][ T7039] EXT4-fs (loop4): dirty_blocks=16 [ 194.224770][ T7039] EXT4-fs (loop4): Block reservation details [ 194.224783][ T7039] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 194.258363][ T13] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 194.258443][ T13] EXT4-fs (loop2): This should not happen!! Data will be lost [ 194.258443][ T13] [ 194.362071][ T1313] ieee802154 phy0 wpan0: encryption failed: -22 [ 194.362129][ T1313] ieee802154 phy1 wpan1: encryption failed: -22 [ 194.496382][ T3380] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 194.496414][ T3380] EXT4-fs (loop4): This should not happen!! Data will be lost [ 194.496414][ T3380] [ 194.559056][ T7046] loop0: detected capacity change from 0 to 2048 [ 194.585246][ T7044] loop1: detected capacity change from 0 to 2048 [ 194.694270][ T7043] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 194.705661][ T7044] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 194.705743][ T7044] EXT4-fs (loop1): This should not happen!! Data will be lost [ 194.705743][ T7044] [ 194.705785][ T7044] EXT4-fs (loop1): Total free blocks count 0 [ 194.705817][ T7044] EXT4-fs (loop1): Free/Dirty block details [ 194.724072][ T7044] EXT4-fs (loop1): free_blocks=4096 [ 194.724142][ T7044] EXT4-fs (loop1): dirty_blocks=16 [ 194.724185][ T7044] EXT4-fs (loop1): Block reservation details [ 194.724218][ T7044] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 194.789668][ T7045] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 194.813010][ T7058] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 194.813045][ T7058] EXT4-fs (loop0): This should not happen!! Data will be lost [ 194.813045][ T7058] [ 194.813061][ T7058] EXT4-fs (loop0): Total free blocks count 0 [ 194.813076][ T7058] EXT4-fs (loop0): Free/Dirty block details [ 194.813090][ T7058] EXT4-fs (loop0): free_blocks=4096 [ 194.813105][ T7058] EXT4-fs (loop0): dirty_blocks=16 [ 194.813119][ T7058] EXT4-fs (loop0): Block reservation details [ 194.813131][ T7058] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 194.909340][ T45] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 194.909373][ T45] EXT4-fs (loop1): This should not happen!! Data will be lost [ 194.909373][ T45] [ 194.940444][ T7061] loop2: detected capacity change from 0 to 2048 [ 194.981065][ T7064] loop3: detected capacity change from 0 to 2048 [ 194.999439][ T3380] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 194.999469][ T3380] EXT4-fs (loop0): This should not happen!! Data will be lost [ 194.999469][ T3380] [ 195.057259][ T7063] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 195.074376][ T7064] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 195.074410][ T7064] EXT4-fs (loop3): This should not happen!! Data will be lost [ 195.074410][ T7064] [ 195.074426][ T7064] EXT4-fs (loop3): Total free blocks count 0 [ 195.074441][ T7064] EXT4-fs (loop3): Free/Dirty block details [ 195.074455][ T7064] EXT4-fs (loop3): free_blocks=4096 [ 195.074479][ T7064] EXT4-fs (loop3): dirty_blocks=16 [ 195.074493][ T7064] EXT4-fs (loop3): Block reservation details [ 195.074505][ T7064] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 195.154736][ T7060] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 195.174767][ T7061] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 195.174800][ T7061] EXT4-fs (loop2): This should not happen!! Data will be lost [ 195.174800][ T7061] [ 195.174815][ T7061] EXT4-fs (loop2): Total free blocks count 0 [ 195.174830][ T7061] EXT4-fs (loop2): Free/Dirty block details [ 195.174842][ T7061] EXT4-fs (loop2): free_blocks=4096 [ 195.174857][ T7061] EXT4-fs (loop2): dirty_blocks=16 [ 195.174870][ T7061] EXT4-fs (loop2): Block reservation details [ 195.174882][ T7061] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 195.244856][ T1127] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 195.244887][ T1127] EXT4-fs (loop3): This should not happen!! Data will be lost [ 195.244887][ T1127] [ 195.349115][ T527] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 195.349149][ T527] EXT4-fs (loop2): This should not happen!! Data will be lost [ 195.349149][ T527] [ 195.389199][ T7059] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 195.419089][ T7062] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 195.419121][ T7062] EXT4-fs (loop4): This should not happen!! Data will be lost [ 195.419121][ T7062] [ 195.419137][ T7062] EXT4-fs (loop4): Total free blocks count 0 [ 195.419152][ T7062] EXT4-fs (loop4): Free/Dirty block details [ 195.419166][ T7062] EXT4-fs (loop4): free_blocks=4096 [ 195.419181][ T7062] EXT4-fs (loop4): dirty_blocks=16 [ 195.419194][ T7062] EXT4-fs (loop4): Block reservation details [ 195.419207][ T7062] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 195.554238][ T3380] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 195.554273][ T3380] EXT4-fs (loop4): This should not happen!! Data will be lost [ 195.554273][ T3380] [ 195.606156][ T7073] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 195.607730][ T7074] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 195.607758][ T7074] EXT4-fs (loop1): This should not happen!! Data will be lost [ 195.607758][ T7074] [ 195.607772][ T7074] EXT4-fs (loop1): Total free blocks count 0 [ 195.607786][ T7074] EXT4-fs (loop1): Free/Dirty block details [ 195.607799][ T7074] EXT4-fs (loop1): free_blocks=4096 [ 195.607813][ T7074] EXT4-fs (loop1): dirty_blocks=16 [ 195.607826][ T7074] EXT4-fs (loop1): Block reservation details [ 195.607838][ T7074] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 195.740135][ T1127] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 195.740168][ T1127] EXT4-fs (loop1): This should not happen!! Data will be lost [ 195.740168][ T1127] [ 195.820641][ T7077] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 195.847781][ T7079] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 195.847814][ T7079] EXT4-fs (loop3): This should not happen!! Data will be lost [ 195.847814][ T7079] [ 195.847830][ T7079] EXT4-fs (loop3): Total free blocks count 0 [ 195.847845][ T7079] EXT4-fs (loop3): Free/Dirty block details [ 195.847859][ T7079] EXT4-fs (loop3): free_blocks=4096 [ 195.847874][ T7079] EXT4-fs (loop3): dirty_blocks=16 [ 195.847888][ T7079] EXT4-fs (loop3): Block reservation details [ 195.847901][ T7079] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 195.894120][ T7078] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 195.925990][ T7083] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 195.926959][ T7085] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 195.926988][ T7085] EXT4-fs (loop2): This should not happen!! Data will be lost [ 195.926988][ T7085] [ 195.927003][ T7085] EXT4-fs (loop2): Total free blocks count 0 [ 195.927026][ T7085] EXT4-fs (loop2): Free/Dirty block details [ 195.927040][ T7085] EXT4-fs (loop2): free_blocks=4096 [ 195.927055][ T7085] EXT4-fs (loop2): dirty_blocks=16 [ 195.927068][ T7085] EXT4-fs (loop2): Block reservation details [ 195.927080][ T7085] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 195.944964][ T7080] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 195.944997][ T7080] EXT4-fs (loop0): This should not happen!! Data will be lost [ 195.944997][ T7080] [ 195.945013][ T7080] EXT4-fs (loop0): Total free blocks count 0 [ 195.945026][ T7080] EXT4-fs (loop0): Free/Dirty block details [ 195.945040][ T7080] EXT4-fs (loop0): free_blocks=4096 [ 195.945054][ T7080] EXT4-fs (loop0): dirty_blocks=16 [ 195.945067][ T7080] EXT4-fs (loop0): Block reservation details [ 195.945079][ T7080] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 196.086118][ T13] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 196.086151][ T13] EXT4-fs (loop2): This should not happen!! Data will be lost [ 196.086151][ T13] [ 196.123650][ T3415] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 196.123684][ T3415] EXT4-fs (loop3): This should not happen!! Data will be lost [ 196.123684][ T3415] [ 196.158833][ T3415] EXT4-fs (loop0): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 196.158866][ T3415] EXT4-fs (loop0): This should not happen!! Data will be lost [ 196.158866][ T3415] [ 196.385923][ T7087] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 196.416831][ T7088] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 196.416865][ T7088] EXT4-fs (loop4): This should not happen!! Data will be lost [ 196.416865][ T7088] [ 196.416882][ T7088] EXT4-fs (loop4): Total free blocks count 0 [ 196.416896][ T7088] EXT4-fs (loop4): Free/Dirty block details [ 196.416910][ T7088] EXT4-fs (loop4): free_blocks=4096 [ 196.416924][ T7088] EXT4-fs (loop4): dirty_blocks=16 [ 196.416938][ T7088] EXT4-fs (loop4): Block reservation details [ 196.416951][ T7088] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 196.486356][ T7091] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 196.487660][ T7092] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 196.487688][ T7092] EXT4-fs (loop1): This should not happen!! Data will be lost [ 196.487688][ T7092] [ 196.487703][ T7092] EXT4-fs (loop1): Total free blocks count 0 [ 196.487717][ T7092] EXT4-fs (loop1): Free/Dirty block details [ 196.487730][ T7092] EXT4-fs (loop1): free_blocks=4096 [ 196.487744][ T7092] EXT4-fs (loop1): dirty_blocks=16 [ 196.487757][ T7092] EXT4-fs (loop1): Block reservation details [ 196.487770][ T7092] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 196.601264][ T13] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 196.601298][ T13] EXT4-fs (loop4): This should not happen!! Data will be lost [ 196.601298][ T13] [ 196.638750][ T13] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 196.638783][ T13] EXT4-fs (loop1): This should not happen!! Data will be lost [ 196.638783][ T13] [ 196.757806][ T7103] EXT4-fs error (device loop3): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 196.758753][ T7104] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 196.758783][ T7104] EXT4-fs (loop3): This should not happen!! Data will be lost [ 196.758783][ T7104] [ 196.758799][ T7104] EXT4-fs (loop3): Total free blocks count 0 [ 196.758814][ T7104] EXT4-fs (loop3): Free/Dirty block details [ 196.758828][ T7104] EXT4-fs (loop3): free_blocks=4096 [ 196.758843][ T7104] EXT4-fs (loop3): dirty_blocks=16 [ 196.758857][ T7104] EXT4-fs (loop3): Block reservation details [ 196.758869][ T7104] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 196.855294][ T3415] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 196.855326][ T3415] EXT4-fs (loop3): This should not happen!! Data will be lost [ 196.855326][ T3415] [ 197.007032][ T33] kauditd_printk_skb: 50 callbacks suppressed [ 197.007053][ T33] audit: type=1800 audit(1791127816.817:511): pid=7110 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.2.319" name="file1" dev="loop2" ino=15 res=0 errno=-22 [ 197.009368][ T33] audit: type=1800 audit(1791127816.817:512): pid=7110 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.2.319" name="file1" dev="loop2" ino=15 res=0 errno=-22 [ 197.070810][ T33] audit: type=1800 audit(1791127816.887:513): pid=7109 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.4.317" name="file1" dev="loop4" ino=15 res=0 errno=-22 [ 197.101165][ T33] audit: type=1800 audit(1791127816.897:514): pid=7109 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.4.317" name="file1" dev="loop4" ino=15 res=0 errno=-22 [ 197.117194][ T7107] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 197.141027][ T7110] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 197.141059][ T7110] EXT4-fs (loop2): This should not happen!! Data will be lost [ 197.141059][ T7110] [ 197.141075][ T7110] EXT4-fs (loop2): Total free blocks count 0 [ 197.141090][ T7110] EXT4-fs (loop2): Free/Dirty block details [ 197.141104][ T7110] EXT4-fs (loop2): free_blocks=4096 [ 197.141118][ T7110] EXT4-fs (loop2): dirty_blocks=16 [ 197.141132][ T7110] EXT4-fs (loop2): Block reservation details [ 197.141145][ T7110] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 197.144386][ T7108] EXT4-fs error (device loop4): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 197.236089][ T7109] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 197.236123][ T7109] EXT4-fs (loop4): This should not happen!! Data will be lost [ 197.236123][ T7109] [ 197.236139][ T7109] EXT4-fs (loop4): Total free blocks count 0 [ 197.236155][ T7109] EXT4-fs (loop4): Free/Dirty block details [ 197.236168][ T7109] EXT4-fs (loop4): free_blocks=4096 [ 197.236182][ T7109] EXT4-fs (loop4): dirty_blocks=16 [ 197.236195][ T7109] EXT4-fs (loop4): Block reservation details [ 197.236207][ T7109] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 197.334451][ T33] audit: type=1800 audit(1791127817.147:515): pid=7120 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.3.321" name="file1" dev="tmpfs" ino=354 res=0 errno=-22 [ 197.357089][ T13] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 197.357123][ T13] EXT4-fs (loop4): This should not happen!! Data will be lost [ 197.357123][ T13] 2026/10/04 15:30:17 executed programs: 315 [ 197.386053][ T3380] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 197.386085][ T3380] EXT4-fs (loop2): This should not happen!! Data will be lost [ 197.386085][ T3380] [ 197.525882][ T33] audit: type=1800 audit(1791127817.337:516): pid=7118 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.320" name="file1" dev="loop0" ino=15 res=0 errno=-22 [ 197.525935][ T33] audit: type=1800 audit(1791127817.337:517): pid=7118 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.320" name="file1" dev="loop0" ino=15 res=0 errno=-22 [ 197.592797][ T7112] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 197.611906][ T33] audit: type=1800 audit(1791127817.427:518): pid=7117 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.1.318" name="file1" dev="loop1" ino=15 res=0 errno=-22 [ 197.649474][ T7118] ------------[ cut here ]------------ [ 197.649752][ T7118] ext4_has_inline_data(inode) [ 197.649771][ T7118] WARNING: fs/ext4/inode.c:3779 at ext4_iomap_begin+0x173f/0x1980, CPU#1: syz.0.320/7118 [ 197.670717][ T7118] Modules linked in: [ 197.674678][ T7118] CPU: 1 UID: 0 PID: 7118 Comm: syz.0.320 Not tainted syzkaller #0 PREEMPT(full) [ 197.684736][ T7118] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 197.695394][ T7118] RIP: 0010:ext4_iomap_begin+0x173f/0x1980 [ 197.701353][ T7118] Code: 8b 7c 24 10 45 39 fe 45 0f 42 fe 47 8d 24 37 e9 ca f3 ff ff e8 82 50 34 ff 41 bd 09 00 00 00 e9 ab f3 ff ff e8 72 50 34 ff 90 <0f> 0b 90 bb de ff ff ff e9 6b ff ff ff 89 d1 80 e1 07 38 c1 0f 8c [ 197.717994][ T7130] EXT4-fs error (device loop1): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 281 free clusters [ 197.727070][ T7130] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 0 with max blocks 1 with error 28 [ 197.727162][ T7130] EXT4-fs (loop1): This should not happen!! Data will be lost [ 197.727162][ T7130] [ 197.727204][ T7130] EXT4-fs (loop1): Total free blocks count 0 [ 197.727239][ T7130] EXT4-fs (loop1): Free/Dirty block details [ 197.727279][ T7130] EXT4-fs (loop1): free_blocks=4096 [ 197.727308][ T7130] EXT4-fs (loop1): dirty_blocks=16 [ 197.727347][ T7130] EXT4-fs (loop1): Block reservation details [ 197.727380][ T7130] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 197.793078][ T7118] RSP: 0018:ffffc90006bef580 EFLAGS: 00010293 [ 197.799233][ T7118] RAX: ffffffff8294312e RBX: 0000000000000000 RCX: ffff888020bfddc0 [ 197.807670][ T7118] RDX: 0000000000000000 RSI: 00000000000000d4 RDI: 0000000000000000 [ 197.815951][ T7118] RBP: ffffc90006bef720 R08: ffff88807126f627 R09: 1ffff1100e24dec4 [ 197.824040][ T7118] R10: dffffc0000000000 R11: ffffed100e24dec5 R12: 1ffff92000d7dec8 [ 197.832087][ T7118] R13: dffffc0000000000 R14: 00000000000000d4 R15: 0000000000000011 [ 197.840181][ T7118] FS: 00007f88fbea76c0(0000) GS:ffff888124dbd000(0000) knlGS:0000000000000000 [ 197.849174][ T7118] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 197.855855][ T7118] CR2: 00007f3bf45b1000 CR3: 000000007ec52000 CR4: 00000000003526f0 [ 197.863906][ T7118] Call Trace: [ 197.867215][ T7118] [ 197.867590][ T33] audit: type=1800 audit(1791127817.577:519): pid=7117 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.1.318" name="file1" dev="loop1" ino=15 res=0 errno=-22 [ 197.891528][ T7118] ? __pfx_ext4_iomap_begin+0x10/0x10 [ 197.896970][ T7118] ext4_iomap_next+0xf9/0x150 [ 197.902222][ T7118] iomap_iter+0xe2/0xec0 [ 197.906509][ T7118] ? blk_start_plug+0x6e/0x1b0 [ 197.911357][ T7118] __iomap_dio_rw+0xc87/0x1c40 [ 197.916198][ T7118] ? __ext4_journal_stop+0x20f/0x330 [ 197.921583][ T7118] ? __pfx___iomap_dio_rw+0x10/0x10 [ 197.926865][ T7118] ? lockdep_hardirqs_on+0x7b/0x110 [ 197.932176][ T7118] ? __ext4_journal_stop+0x20f/0x330 [ 197.937498][ T7118] ? kmem_cache_free+0x182/0x650 [ 197.943653][ T7118] iomap_dio_rw+0x45/0xb0 [ 197.948484][ T7118] ext4_file_write_iter+0x1811/0x1cd0 [ 197.954438][ T7118] ? ext4_file_write_iter+0xfe1/0x1cd0 [ 197.961540][ T7118] ? __pfx_ext4_file_write_iter+0x10/0x10 [ 197.967341][ T7118] vfs_write+0x612/0xba0 [ 197.971751][ T7118] ? __pfx_vfs_write+0x10/0x10 [ 197.976560][ T7118] ? __fget_files+0x2a/0x420 [ 197.981247][ T7118] ? fdget+0x1ac/0x250 [ 197.985363][ T7118] __x64_sys_pwrite64+0x196/0x220 [ 197.991067][ T7118] ? __pfx___x64_sys_pwrite64+0x10/0x10 [ 197.996667][ T7118] do_syscall_64+0x166/0x520 [ 198.001719][ T7118] ? trace_irq_disable+0x3b/0x140 [ 198.006803][ T7118] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 198.008024][ T33] audit: type=1800 audit(1791127817.817:520): pid=7122 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.3.324" name="file1" dev="loop3" ino=15 res=0 errno=-22 [ 198.033521][ T7118] ? clear_bhb_loop+0x70/0xc0 [ 198.038266][ T7118] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 198.044230][ T7118] RIP: 0033:0x7f88faf9e159 [ 198.048732][ T7118] 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 [ 198.068521][ T7118] RSP: 002b:00007f88fbea7028 EFLAGS: 00000246 ORIG_RAX: 0000000000000012 [ 198.077136][ T7118] RAX: ffffffffffffffda RBX: 00007f88fb225fa0 RCX: 00007f88faf9e159 [ 198.085207][ T7118] RDX: 0000000000000001 RSI: 0000200000000880 RDI: 0000000000000004 [ 198.093835][ T7118] RBP: 00007f88fb03506b R08: 0000000000000000 R09: 0000000000000000 [ 198.102292][ T7118] R10: 0000000000000083 R11: 0000000000000246 R12: 0000000000000000 [ 198.110355][ T7118] R13: 00007f88fb226038 R14: 00007f88fb225fa0 R15: 00007ffcab857eb8 [ 198.118388][ T7118] [ 198.121635][ T7118] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 198.128959][ T7118] CPU: 1 UID: 0 PID: 7118 Comm: syz.0.320 Not tainted syzkaller #0 PREEMPT(full) [ 198.138213][ T7118] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 198.148742][ T7118] Call Trace: [ 198.152056][ T7118] [ 198.155029][ T7118] vpanic+0x26f/0x710 [ 198.159064][ T7118] panic+0xc5/0xd0 [ 198.162835][ T7118] ? __pfx_panic+0x10/0x10 [ 198.167668][ T7118] __warn+0x315/0x4c0 [ 198.171691][ T7118] ? ext4_iomap_begin+0x173f/0x1980 [ 198.176926][ T7118] ? ext4_iomap_begin+0x173f/0x1980 [ 198.182608][ T7118] __report_bug+0x276/0x570 [ 198.187145][ T7118] ? ext4_iomap_begin+0x173f/0x1980 [ 198.192379][ T7118] ? __pfx___report_bug+0x10/0x10 [ 198.197464][ T7118] ? ext4_iomap_begin+0x173f/0x1980 [ 198.202703][ T7118] report_bug+0x16b/0x220 [ 198.207075][ T7118] ? ext4_iomap_begin+0x173f/0x1980 [ 198.212338][ T7118] ? ext4_iomap_begin+0x1741/0x1980 [ 198.217572][ T7118] handle_bug+0x9c/0x200 [ 198.221875][ T7118] exc_invalid_op+0x1a/0x50 [ 198.226501][ T7118] asm_exc_invalid_op+0x1a/0x20 [ 198.231376][ T7118] RIP: 0010:ext4_iomap_begin+0x173f/0x1980 [ 198.237206][ T7118] Code: 8b 7c 24 10 45 39 fe 45 0f 42 fe 47 8d 24 37 e9 ca f3 ff ff e8 82 50 34 ff 41 bd 09 00 00 00 e9 ab f3 ff ff e8 72 50 34 ff 90 <0f> 0b 90 bb de ff ff ff e9 6b ff ff ff 89 d1 80 e1 07 38 c1 0f 8c [ 198.256832][ T7118] RSP: 0018:ffffc90006bef580 EFLAGS: 00010293 [ 198.262920][ T7118] RAX: ffffffff8294312e RBX: 0000000000000000 RCX: ffff888020bfddc0 [ 198.270922][ T7118] RDX: 0000000000000000 RSI: 00000000000000d4 RDI: 0000000000000000 [ 198.278907][ T7118] RBP: ffffc90006bef720 R08: ffff88807126f627 R09: 1ffff1100e24dec4 [ 198.286900][ T7118] R10: dffffc0000000000 R11: ffffed100e24dec5 R12: 1ffff92000d7dec8 [ 198.294919][ T7118] R13: dffffc0000000000 R14: 00000000000000d4 R15: 0000000000000011 [ 198.302932][ T7118] ? ext4_iomap_begin+0x173e/0x1980 [ 198.308184][ T7118] ? __pfx_ext4_iomap_begin+0x10/0x10 [ 198.313595][ T7118] ext4_iomap_next+0xf9/0x150 [ 198.318300][ T7118] iomap_iter+0xe2/0xec0 [ 198.322563][ T7118] ? blk_start_plug+0x6e/0x1b0 [ 198.327348][ T7118] __iomap_dio_rw+0xc87/0x1c40 [ 198.332138][ T7118] ? __ext4_journal_stop+0x20f/0x330 [ 198.337543][ T7118] ? __pfx___iomap_dio_rw+0x10/0x10 [ 198.342788][ T7118] ? lockdep_hardirqs_on+0x7b/0x110 [ 198.348009][ T7118] ? __ext4_journal_stop+0x20f/0x330 [ 198.353314][ T7118] ? kmem_cache_free+0x182/0x650 [ 198.358275][ T7118] iomap_dio_rw+0x45/0xb0 [ 198.362627][ T7118] ext4_file_write_iter+0x1811/0x1cd0 [ 198.368023][ T7118] ? ext4_file_write_iter+0xfe1/0x1cd0 [ 198.373514][ T7118] ? __pfx_ext4_file_write_iter+0x10/0x10 [ 198.379263][ T7118] vfs_write+0x612/0xba0 [ 198.383532][ T7118] ? __pfx_vfs_write+0x10/0x10 [ 198.388325][ T7118] ? __fget_files+0x2a/0x420 [ 198.392938][ T7118] ? fdget+0x1ac/0x250 [ 198.397020][ T7118] __x64_sys_pwrite64+0x196/0x220 [ 198.402071][ T7118] ? __pfx___x64_sys_pwrite64+0x10/0x10 [ 198.407649][ T7118] do_syscall_64+0x166/0x520 [ 198.412255][ T7118] ? trace_irq_disable+0x3b/0x140 [ 198.417297][ T7118] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 198.423379][ T7118] ? clear_bhb_loop+0x70/0xc0 [ 198.428082][ T7118] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 198.433991][ T7118] RIP: 0033:0x7f88faf9e159 [ 198.438445][ T7118] 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 [ 198.458247][ T7118] RSP: 002b:00007f88fbea7028 EFLAGS: 00000246 ORIG_RAX: 0000000000000012 [ 198.466686][ T7118] RAX: ffffffffffffffda RBX: 00007f88fb225fa0 RCX: 00007f88faf9e159 [ 198.474678][ T7118] RDX: 0000000000000001 RSI: 0000200000000880 RDI: 0000000000000004 [ 198.482699][ T7118] RBP: 00007f88fb03506b R08: 0000000000000000 R09: 0000000000000000 [ 198.490695][ T7118] R10: 0000000000000083 R11: 0000000000000246 R12: 0000000000000000 [ 198.498690][ T7118] R13: 00007f88fb226038 R14: 00007f88fb225fa0 R15: 00007ffcab857eb8 [ 198.506696][ T7118] [ 198.510346][ T7118] Kernel Offset: disabled [ 198.514686][ T7118] Rebooting in 86400 seconds..