logical offset 0 with max blocks 32 with error 28 [ 257.834572][T13448] EXT4-fs (loop3): This should not happen!! Data will be lost [ 257.834572][T13448] [ 257.844697][T13448] EXT4-fs (loop3): Total free blocks count 0 [ 257.850884][T13448] EXT4-fs (loop3): Free/Dirty block details [ 257.857092][T13448] EXT4-fs (loop3): free_blocks=0 [ 257.862571][T13448] EXT4-fs (loop3): dirty_blocks=32 [ 257.867889][T13448] EXT4-fs (loop3): Block reservation details [ 257.874162][T13448] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 257.878039][T13471] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 257.958800][T13474] set_capacity_and_notify: 39 callbacks suppressed [ 257.958818][T13474] loop1: detected capacity change from 0 to 2048 [ 258.005456][T13477] loop4: detected capacity change from 0 to 2048 [ 258.012344][T13465] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 258.027481][T13471] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 258.049533][T13471] EXT4-fs (loop2): This should not happen!! Data will be lost [ 258.049533][T13471] [ 258.065691][T13479] loop3: detected capacity change from 0 to 2048 [ 258.072587][T13465] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 258.072922][T13471] EXT4-fs (loop2): Total free blocks count 0 [ 258.103060][T13465] EXT4-fs (loop0): This should not happen!! Data will be lost [ 258.103060][T13465] [ 258.113063][T13465] EXT4-fs (loop0): Total free blocks count 0 [ 258.119193][T13465] EXT4-fs (loop0): Free/Dirty block details [ 258.125447][T13465] EXT4-fs (loop0): free_blocks=0 [ 258.130427][T13465] EXT4-fs (loop0): dirty_blocks=32 [ 258.135914][T13465] EXT4-fs (loop0): Block reservation details [ 258.142122][T13465] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 258.148377][T13471] EXT4-fs (loop2): Free/Dirty block details [ 258.159946][T13471] EXT4-fs (loop2): free_blocks=0 [ 258.171402][T13471] EXT4-fs (loop2): dirty_blocks=32 [ 258.181015][T13471] EXT4-fs (loop2): Block reservation details [ 258.187993][T13471] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 258.225213][T13474] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 258.266474][T13479] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 258.295566][T13493] loop0: detected capacity change from 0 to 2048 [ 258.298978][T13494] loop2: detected capacity change from 0 to 2048 [ 258.307516][T13495] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 258.356064][T13495] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 258.420221][T13502] loop1: detected capacity change from 0 to 2048 [ 258.439187][T13495] EXT4-fs (loop4): This should not happen!! Data will be lost [ 258.439187][T13495] [ 258.449223][T13495] EXT4-fs (loop4): Total free blocks count 0 [ 258.452078][T13493] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 258.455400][T13495] EXT4-fs (loop4): Free/Dirty block details [ 258.483268][T13495] EXT4-fs (loop4): free_blocks=0 [ 258.484719][T13505] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 258.489257][T13495] EXT4-fs (loop4): dirty_blocks=32 [ 258.509328][T13495] EXT4-fs (loop4): Block reservation details [ 258.515628][T13495] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 258.562556][T13505] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 258.588018][T13505] EXT4-fs (loop2): This should not happen!! Data will be lost [ 258.588018][T13505] [ 258.605489][T13511] loop3: detected capacity change from 0 to 2048 [ 258.612654][T13505] EXT4-fs (loop2): Total free blocks count 0 [ 258.621599][T13505] EXT4-fs (loop2): Free/Dirty block details [ 258.632028][T13505] EXT4-fs (loop2): free_blocks=0 [ 258.635353][T13502] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 258.637026][T13505] EXT4-fs (loop2): dirty_blocks=32 [ 258.658184][T13505] EXT4-fs (loop2): Block reservation details [ 258.664587][T13505] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 258.714998][T13517] loop4: detected capacity change from 0 to 2048 [ 258.744993][T13519] loop0: detected capacity change from 0 to 2048 [ 258.811176][T13525] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 258.849746][T13525] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 258.857235][T13529] loop2: detected capacity change from 0 to 2048 [ 258.862208][T13525] EXT4-fs (loop3): This should not happen!! Data will be lost [ 258.862208][T13525] [ 258.878088][T13525] EXT4-fs (loop3): Total free blocks count 0 [ 258.884122][T13525] EXT4-fs (loop3): Free/Dirty block details [ 258.886865][T13517] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 258.890002][T13525] EXT4-fs (loop3): free_blocks=0 [ 258.890015][T13525] EXT4-fs (loop3): dirty_blocks=32 [ 258.890024][T13525] EXT4-fs (loop3): Block reservation details [ 258.908330][T13519] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 258.909811][T13525] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 258.964941][T13530] EXT4-fs error (device loop0): ext4_map_blocks:745: inode #18: block 62218: comm syz-executor.0: lblock 0 mapped to illegal pblock 62218 (length 1) [ 259.199514][T13547] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 259.234642][T13549] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 259.249411][T13547] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 259.309868][T13547] EXT4-fs (loop1): This should not happen!! Data will be lost [ 259.309868][T13547] [ 259.319861][T13547] EXT4-fs (loop1): Total free blocks count 0 [ 259.322941][T13549] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 259.326506][T13547] EXT4-fs (loop1): Free/Dirty block details [ 259.344340][T13547] EXT4-fs (loop1): free_blocks=0 [ 259.349431][T13547] EXT4-fs (loop1): dirty_blocks=32 [ 259.355281][T13547] EXT4-fs (loop1): Block reservation details [ 259.361278][T13547] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 259.364607][T13542] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 259.380952][T13549] EXT4-fs (loop2): This should not happen!! Data will be lost [ 259.380952][T13549] [ 259.389934][T13544] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 259.401450][T13549] EXT4-fs (loop2): Total free blocks count 0 [ 259.407258][T13546] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 259.429988][T13549] EXT4-fs (loop2): Free/Dirty block details [ 259.439703][T13549] EXT4-fs (loop2): free_blocks=0 [ 259.454385][T13549] EXT4-fs (loop2): dirty_blocks=32 [ 259.468237][T13549] EXT4-fs (loop2): Block reservation details [ 259.474716][T13560] EXT4-fs error (device loop0): ext4_map_blocks:745: inode #18: block 62218: comm syz-executor.0: lblock 0 mapped to illegal pblock 62218 (length 1) [ 259.475061][T13549] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 259.671930][T13577] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 259.707997][T13577] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 259.722165][T13577] EXT4-fs (loop1): This should not happen!! Data will be lost [ 259.722165][T13577] [ 259.737462][T13577] EXT4-fs (loop1): Total free blocks count 0 [ 259.751433][T13577] EXT4-fs (loop1): Free/Dirty block details [ 259.758217][T13582] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 259.768978][T13573] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 259.773791][T13577] EXT4-fs (loop1): free_blocks=0 [ 259.835075][T13577] EXT4-fs (loop1): dirty_blocks=32 [ 259.840270][T13577] EXT4-fs (loop1): Block reservation details [ 259.846755][T13577] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 259.853111][T13582] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 259.865972][T13582] EXT4-fs (loop4): This should not happen!! Data will be lost [ 259.865972][T13582] [ 259.875838][T13582] EXT4-fs (loop4): Total free blocks count 0 [ 259.881897][T13582] EXT4-fs (loop4): Free/Dirty block details [ 259.887927][T13582] EXT4-fs (loop4): free_blocks=0 [ 259.893020][T13582] EXT4-fs (loop4): dirty_blocks=32 [ 259.894843][T13575] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 259.898173][T13582] EXT4-fs (loop4): Block reservation details [ 259.918843][T13582] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 259.977922][T13581] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 260.201976][T13612] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 260.244550][T13612] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 260.283586][T13600] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 260.289272][T13612] EXT4-fs (loop2): This should not happen!! Data will be lost [ 260.289272][T13612] [ 260.304414][T13596] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 260.308154][T13612] EXT4-fs (loop2): Total free blocks count 0 [ 260.326586][T13598] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 260.328469][T13612] EXT4-fs (loop2): Free/Dirty block details [ 260.345922][T13617] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 260.349220][T13612] EXT4-fs (loop2): free_blocks=0 [ 260.368747][T13612] EXT4-fs (loop2): dirty_blocks=32 [ 260.381431][T13612] EXT4-fs (loop2): Block reservation details [ 260.388113][T13612] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 260.394132][T13617] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 260.434779][T13617] EXT4-fs (loop3): This should not happen!! Data will be lost [ 260.434779][T13617] [ 260.451408][T13617] EXT4-fs (loop3): Total free blocks count 0 [ 260.462505][T13617] EXT4-fs (loop3): Free/Dirty block details [ 260.485839][T13617] EXT4-fs (loop3): free_blocks=0 [ 260.490867][T13617] EXT4-fs (loop3): dirty_blocks=32 [ 260.541907][T13617] EXT4-fs (loop3): Block reservation details [ 260.556055][T13617] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 260.639121][T13623] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 260.677451][T13626] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 260.696780][T13634] EXT4-fs error (device loop4): ext4_map_blocks:745: inode #18: block 62218: comm syz-executor.4: lblock 0 mapped to illegal pblock 62218 (length 1) [ 260.718085][T13628] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 260.818305][T13638] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set 2026/02/20 23:27:33 executed programs: 2153 [ 260.935166][T13644] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 261.112337][T13666] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 261.127323][T13666] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 261.161773][T13666] EXT4-fs (loop4): This should not happen!! Data will be lost [ 261.161773][T13666] [ 261.202045][T13670] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 261.207295][T13666] EXT4-fs (loop4): Total free blocks count 0 [ 261.228552][T13666] EXT4-fs (loop4): Free/Dirty block details [ 261.242548][T13666] EXT4-fs (loop4): free_blocks=0 [ 261.256820][T13673] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 261.262098][T13666] EXT4-fs (loop4): dirty_blocks=32 [ 261.272133][T13665] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 261.283565][T13666] EXT4-fs (loop4): Block reservation details [ 261.304057][T13670] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 261.324905][T13670] EXT4-fs (loop1): This should not happen!! Data will be lost [ 261.324905][T13670] [ 261.348761][T13673] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 261.361174][T13666] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 261.362806][T13670] EXT4-fs (loop1): Total free blocks count 0 [ 261.405916][T13673] EXT4-fs (loop2): This should not happen!! Data will be lost [ 261.405916][T13673] [ 261.415772][T13673] EXT4-fs (loop2): Total free blocks count 0 [ 261.421877][T13673] EXT4-fs (loop2): Free/Dirty block details [ 261.422519][T13672] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 261.427859][T13673] EXT4-fs (loop2): free_blocks=0 [ 261.447503][T13673] EXT4-fs (loop2): dirty_blocks=32 [ 261.452100][T13670] EXT4-fs (loop1): Free/Dirty block details [ 261.452686][T13673] EXT4-fs (loop2): Block reservation details [ 261.464773][T13673] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 261.484660][T13670] EXT4-fs (loop1): free_blocks=0 [ 261.495877][T13670] EXT4-fs (loop1): dirty_blocks=32 [ 261.508900][T13670] EXT4-fs (loop1): Block reservation details [ 261.527545][T13670] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 261.653126][T13684] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 261.735322][T13701] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 261.756121][T13690] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 261.809576][T13706] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 261.861569][T13706] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 261.878745][T13701] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 261.891437][T13701] EXT4-fs (loop3): This should not happen!! Data will be lost [ 261.891437][T13701] [ 261.892671][T13700] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 261.901062][T13701] EXT4-fs (loop3): Total free blocks count 0 [ 261.901074][T13701] EXT4-fs (loop3): Free/Dirty block details [ 261.901084][T13701] EXT4-fs (loop3): free_blocks=0 [ 261.933168][T13701] EXT4-fs (loop3): dirty_blocks=32 [ 261.938458][T13701] EXT4-fs (loop3): Block reservation details [ 261.956149][T13701] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 261.964372][T13706] EXT4-fs (loop1): This should not happen!! Data will be lost [ 261.964372][T13706] [ 261.974106][T13706] EXT4-fs (loop1): Total free blocks count 0 [ 261.980454][T13706] EXT4-fs (loop1): Free/Dirty block details [ 261.994176][T13706] EXT4-fs (loop1): free_blocks=0 [ 261.999190][T13706] EXT4-fs (loop1): dirty_blocks=32 [ 262.011483][T13706] EXT4-fs (loop1): Block reservation details [ 262.019065][T13706] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 262.072578][T13711] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 262.185903][T13719] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 262.287957][T13740] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 262.353494][T13731] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 262.361962][T13740] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 262.381322][T13740] EXT4-fs (loop0): This should not happen!! Data will be lost [ 262.381322][T13740] [ 262.391257][T13740] EXT4-fs (loop0): Total free blocks count 0 [ 262.397325][T13740] EXT4-fs (loop0): Free/Dirty block details [ 262.403279][T13740] EXT4-fs (loop0): free_blocks=0 [ 262.405938][T13745] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 262.408259][T13740] EXT4-fs (loop0): dirty_blocks=32 [ 262.428678][T13732] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 262.451499][T13740] EXT4-fs (loop0): Block reservation details [ 262.457661][T13745] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 262.470156][T13745] EXT4-fs (loop2): This should not happen!! Data will be lost [ 262.470156][T13745] [ 262.479950][T13745] EXT4-fs (loop2): Total free blocks count 0 [ 262.481417][T13740] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 262.497108][T13745] EXT4-fs (loop2): Free/Dirty block details [ 262.521372][T13745] EXT4-fs (loop2): free_blocks=0 [ 262.537784][T13745] EXT4-fs (loop2): dirty_blocks=32 [ 262.575536][T13745] EXT4-fs (loop2): Block reservation details [ 262.602582][T13745] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 262.667025][T13755] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 262.681905][T13755] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 262.695927][T13755] EXT4-fs (loop3): This should not happen!! Data will be lost [ 262.695927][T13755] [ 262.705883][T13755] EXT4-fs (loop3): Total free blocks count 0 [ 262.712322][T13755] EXT4-fs (loop3): Free/Dirty block details [ 262.718272][T13755] EXT4-fs (loop3): free_blocks=0 [ 262.723280][T13755] EXT4-fs (loop3): dirty_blocks=32 [ 262.728424][T13755] EXT4-fs (loop3): Block reservation details [ 262.734476][T13755] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 262.925168][T13760] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 262.951664][T13760] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 262.982195][T13762] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 262.991578][T13777] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 263.011860][T13770] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 263.027044][T13760] EXT4-fs (loop4): This should not happen!! Data will be lost [ 263.027044][T13760] [ 263.031564][T13777] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 263.047973][T13760] EXT4-fs (loop4): Total free blocks count 0 [ 263.069008][T13760] EXT4-fs (loop4): Free/Dirty block details [ 263.076366][T13780] set_capacity_and_notify: 40 callbacks suppressed [ 263.076381][T13780] loop3: detected capacity change from 0 to 2048 [ 263.079389][T13760] EXT4-fs (loop4): free_blocks=0 [ 263.086370][T13777] EXT4-fs (loop0): This should not happen!! Data will be lost [ 263.086370][T13777] [ 263.104397][T13760] EXT4-fs (loop4): dirty_blocks=32 [ 263.116855][T13777] EXT4-fs (loop0): Total free blocks count 0 [ 263.128073][T13777] EXT4-fs (loop0): Free/Dirty block details [ 263.128218][T13760] EXT4-fs (loop4): Block reservation details [ 263.134225][T13777] EXT4-fs (loop0): free_blocks=0 [ 263.158961][T13777] EXT4-fs (loop0): dirty_blocks=32 [ 263.164399][T13777] EXT4-fs (loop0): Block reservation details [ 263.170466][T13777] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 263.176922][T13760] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 263.223260][T13787] loop2: detected capacity change from 0 to 2048 [ 263.290206][T13789] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 263.305548][T13789] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 263.318315][T13789] EXT4-fs (loop3): This should not happen!! Data will be lost [ 263.318315][T13789] [ 263.336846][T13789] EXT4-fs (loop3): Total free blocks count 0 [ 263.343627][T13789] EXT4-fs (loop3): Free/Dirty block details [ 263.349617][T13789] EXT4-fs (loop3): free_blocks=0 [ 263.358225][T13792] loop0: detected capacity change from 0 to 2048 [ 263.367213][T13794] loop4: detected capacity change from 0 to 2048 [ 263.407008][T13789] EXT4-fs (loop3): dirty_blocks=32 [ 263.409306][T13787] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 263.413892][T13789] EXT4-fs (loop3): Block reservation details [ 263.434552][T13789] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 263.477893][T13801] loop1: detected capacity change from 0 to 2048 [ 263.525001][T13794] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 263.588741][T13808] loop3: detected capacity change from 0 to 2048 [ 263.595588][T13792] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 263.635106][T13801] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 263.674540][T13810] loop2: detected capacity change from 0 to 2048 [ 263.693284][T13814] loop4: detected capacity change from 0 to 2048 [ 263.849801][T13810] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 263.877274][T13828] loop0: detected capacity change from 0 to 2048 [ 263.884709][T13829] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 263.887896][T13827] loop1: detected capacity change from 0 to 2048 [ 263.916882][T13829] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 263.931125][T13814] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 263.977817][T13829] EXT4-fs (loop3): This should not happen!! Data will be lost [ 263.977817][T13829] [ 264.023660][T13829] EXT4-fs (loop3): Total free blocks count 0 [ 264.029756][T13829] EXT4-fs (loop3): Free/Dirty block details [ 264.036009][T13829] EXT4-fs (loop3): free_blocks=0 [ 264.041110][T13829] EXT4-fs (loop3): dirty_blocks=32 [ 264.046780][T13829] EXT4-fs (loop3): Block reservation details [ 264.047247][T13832] EXT4-fs error (device loop4): ext4_map_blocks:745: inode #18: block 62218: comm syz-executor.4: lblock 0 mapped to illegal pblock 62218 (length 1) [ 264.053126][T13829] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 264.074470][T13814] EXT4-fs error (device loop4): ext4_map_blocks:635: inode #18: block 62218: comm syz-executor.4: lblock 0 mapped to illegal pblock 62218 (length 1) [ 264.096591][T13828] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 264.153240][T13814] EXT4-fs error (device loop4): ext4_map_blocks:635: inode #18: block 62218: comm syz-executor.4: lblock 0 mapped to illegal pblock 62218 (length 1) [ 264.172906][T13814] EXT4-fs error (device loop4): ext4_map_blocks:635: inode #18: block 62218: comm syz-executor.4: lblock 0 mapped to illegal pblock 62218 (length 1) [ 264.242971][T13848] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 264.301871][T13839] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 264.318274][T13848] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 264.331298][T13842] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 264.359803][T13848] EXT4-fs (loop1): This should not happen!! Data will be lost [ 264.359803][T13848] [ 264.373038][T13848] EXT4-fs (loop1): Total free blocks count 0 [ 264.388621][T13848] EXT4-fs (loop1): Free/Dirty block details [ 264.394718][T13848] EXT4-fs (loop1): free_blocks=0 [ 264.399939][T13848] EXT4-fs (loop1): dirty_blocks=32 [ 264.405757][T13848] EXT4-fs (loop1): Block reservation details [ 264.413081][T13848] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 264.509156][T13854] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 264.642482][T13875] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 264.678864][T13863] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 264.714690][T13875] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 264.769019][T13883] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 264.828336][T13888] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 264.843028][T13875] EXT4-fs (loop4): This should not happen!! Data will be lost [ 264.843028][T13875] [ 264.853263][T13875] EXT4-fs (loop4): Total free blocks count 0 [ 264.859323][T13875] EXT4-fs (loop4): Free/Dirty block details [ 264.865636][T13875] EXT4-fs (loop4): free_blocks=0 [ 264.870648][T13875] EXT4-fs (loop4): dirty_blocks=32 [ 264.875997][T13875] EXT4-fs (loop4): Block reservation details [ 264.882164][T13875] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 264.895185][T13881] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 264.907135][T13883] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 264.932632][T13888] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 264.962235][T13883] EXT4-fs (loop2): This should not happen!! Data will be lost [ 264.962235][T13883] [ 264.969461][T13888] EXT4-fs (loop1): This should not happen!! Data will be lost [ 264.969461][T13888] [ 264.972524][T13883] EXT4-fs (loop2): Total free blocks count 0 [ 264.988235][T13883] EXT4-fs (loop2): Free/Dirty block details [ 264.993179][T13888] EXT4-fs (loop1): Total free blocks count 0 [ 264.994501][T13883] EXT4-fs (loop2): free_blocks=0 [ 265.000517][T13888] EXT4-fs (loop1): Free/Dirty block details [ 265.011796][T13888] EXT4-fs (loop1): free_blocks=0 [ 265.016809][T13888] EXT4-fs (loop1): dirty_blocks=32 [ 265.022554][T13888] EXT4-fs (loop1): Block reservation details [ 265.025767][T13883] EXT4-fs (loop2): dirty_blocks=32 [ 265.028848][T13888] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 265.051952][T13883] EXT4-fs (loop2): Block reservation details [ 265.091094][T13883] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 265.191920][T13895] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 265.218275][T13893] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 265.262534][T13909] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 265.322810][T13909] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 265.336650][T13909] EXT4-fs (loop0): This should not happen!! Data will be lost [ 265.336650][T13909] [ 265.346571][T13909] EXT4-fs (loop0): Total free blocks count 0 [ 265.352830][T13909] EXT4-fs (loop0): Free/Dirty block details [ 265.360070][T13909] EXT4-fs (loop0): free_blocks=0 [ 265.365082][T13909] EXT4-fs (loop0): dirty_blocks=32 [ 265.370222][T13909] EXT4-fs (loop0): Block reservation details [ 265.377726][T13909] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 265.427976][T13905] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 265.478434][T13911] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 265.524047][T13922] EXT4-fs error (device loop1): ext4_map_blocks:745: inode #18: block 62218: comm syz-executor.1: lblock 0 mapped to illegal pblock 62218 (length 1) [ 265.553073][T13919] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 265.597841][T13934] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 265.656912][T13934] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 265.701380][T13934] EXT4-fs (loop3): This should not happen!! Data will be lost [ 265.701380][T13934] [ 265.720584][T13934] EXT4-fs (loop3): Total free blocks count 0 [ 265.724071][T13932] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 265.727157][T13934] EXT4-fs (loop3): Free/Dirty block details [ 265.748029][T13934] EXT4-fs (loop3): free_blocks=0 [ 265.764459][T13934] EXT4-fs (loop3): dirty_blocks=32 [ 265.769740][T13934] EXT4-fs (loop3): Block reservation details [ 265.777958][T13934] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 265.898151][T13941] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 265.932025][T13954] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 265.947546][T13954] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 265.983029][T13954] EXT4-fs (loop2): This should not happen!! Data will be lost [ 265.983029][T13954] 2026/02/20 23:27:38 executed programs: 2202 [ 265.998182][T13954] EXT4-fs (loop2): Total free blocks count 0 [ 266.061463][T13958] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 266.089965][T13954] EXT4-fs (loop2): Free/Dirty block details [ 266.106963][T13957] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 266.121778][T13954] EXT4-fs (loop2): free_blocks=0 [ 266.121800][T13954] EXT4-fs (loop2): dirty_blocks=32 [ 266.121821][T13954] EXT4-fs (loop2): Block reservation details [ 266.121829][T13954] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 266.155096][T13958] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 266.216071][T13958] EXT4-fs (loop4): This should not happen!! Data will be lost [ 266.216071][T13958] [ 266.226740][T13961] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 266.266852][T13958] EXT4-fs (loop4): Total free blocks count 0 [ 266.286057][T13958] EXT4-fs (loop4): Free/Dirty block details [ 266.306375][T13979] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 266.322105][T13958] EXT4-fs (loop4): free_blocks=0 [ 266.347634][T13958] EXT4-fs (loop4): dirty_blocks=32 [ 266.352891][T13958] EXT4-fs (loop4): Block reservation details [ 266.359319][T13958] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 266.398766][T13979] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 266.421488][T13979] EXT4-fs (loop1): This should not happen!! Data will be lost [ 266.421488][T13979] [ 266.432236][T13978] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 266.469998][T13979] EXT4-fs (loop1): Total free blocks count 0 [ 266.478341][T13979] EXT4-fs (loop1): Free/Dirty block details [ 266.486984][T13979] EXT4-fs (loop1): free_blocks=0 [ 266.492725][T13979] EXT4-fs (loop1): dirty_blocks=32 [ 266.499945][T13979] EXT4-fs (loop1): Block reservation details [ 266.506125][T13979] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 266.638470][T13989] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 266.655365][T14005] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 266.758096][T14008] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 266.772942][T14005] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 266.783817][T13998] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 266.785603][T14005] EXT4-fs (loop0): This should not happen!! Data will be lost [ 266.785603][T14005] [ 266.809796][T14005] EXT4-fs (loop0): Total free blocks count 0 [ 266.816951][T14005] EXT4-fs (loop0): Free/Dirty block details [ 266.823104][T14005] EXT4-fs (loop0): free_blocks=0 [ 266.828105][T14005] EXT4-fs (loop0): dirty_blocks=32 [ 266.833441][T14005] EXT4-fs (loop0): Block reservation details [ 266.839503][T14005] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 266.856950][T14008] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 266.872850][T14001] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 266.904612][T14008] EXT4-fs (loop4): This should not happen!! Data will be lost [ 266.904612][T14008] [ 266.940237][T14008] EXT4-fs (loop4): Total free blocks count 0 [ 267.012878][T14008] EXT4-fs (loop4): Free/Dirty block details [ 267.018804][T14008] EXT4-fs (loop4): free_blocks=0 [ 267.023967][T14008] EXT4-fs (loop4): dirty_blocks=32 [ 267.029073][T14008] EXT4-fs (loop4): Block reservation details [ 267.035105][T14008] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 267.092974][T14014] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 267.123873][T14014] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 267.136512][T14014] EXT4-fs (loop3): This should not happen!! Data will be lost [ 267.136512][T14014] [ 267.146442][T14014] EXT4-fs (loop3): Total free blocks count 0 [ 267.152623][T14014] EXT4-fs (loop3): Free/Dirty block details [ 267.163957][T14014] EXT4-fs (loop3): free_blocks=0 [ 267.169444][T14014] EXT4-fs (loop3): dirty_blocks=32 [ 267.175675][T14014] EXT4-fs (loop3): Block reservation details [ 267.181954][T14014] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 267.280544][T14022] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 267.318389][T14038] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 267.334333][T14038] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 267.359160][T14039] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 267.411726][T14038] EXT4-fs (loop0): This should not happen!! Data will be lost [ 267.411726][T14038] [ 267.421645][T14038] EXT4-fs (loop0): Total free blocks count 0 [ 267.427773][T14038] EXT4-fs (loop0): Free/Dirty block details [ 267.433997][T14038] EXT4-fs (loop0): free_blocks=0 [ 267.438653][T14043] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 267.438931][T14038] EXT4-fs (loop0): dirty_blocks=32 [ 267.438943][T14038] EXT4-fs (loop0): Block reservation details [ 267.464864][T14038] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 267.530937][T14039] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 267.539815][T14043] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 267.572215][T14039] EXT4-fs (loop1): This should not happen!! Data will be lost [ 267.572215][T14039] [ 267.582093][T14039] EXT4-fs (loop1): Total free blocks count 0 [ 267.588076][T14039] EXT4-fs (loop1): Free/Dirty block details [ 267.594422][T14039] EXT4-fs (loop1): free_blocks=0 [ 267.599460][T14039] EXT4-fs (loop1): dirty_blocks=32 [ 267.604615][T14039] EXT4-fs (loop1): Block reservation details [ 267.610584][T14039] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 267.617098][T14043] EXT4-fs (loop4): This should not happen!! Data will be lost [ 267.617098][T14043] [ 267.626820][T14043] EXT4-fs (loop4): Total free blocks count 0 [ 267.633619][T14043] EXT4-fs (loop4): Free/Dirty block details [ 267.636236][T14042] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 267.639700][T14043] EXT4-fs (loop4): free_blocks=0 [ 267.659306][T14043] EXT4-fs (loop4): dirty_blocks=32 [ 267.664534][T14043] EXT4-fs (loop4): Block reservation details [ 267.670504][T14043] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 267.688470][T14046] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 267.935431][T14074] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 267.953714][T14061] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 267.969488][T14061] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 267.982500][T14074] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 267.995327][T14061] EXT4-fs (loop4): This should not happen!! Data will be lost [ 267.995327][T14061] [ 268.005419][T14061] EXT4-fs (loop4): Total free blocks count 0 [ 268.011704][T14074] EXT4-fs (loop0): This should not happen!! Data will be lost [ 268.011704][T14074] [ 268.021553][T14061] EXT4-fs (loop4): Free/Dirty block details [ 268.028058][T14061] EXT4-fs (loop4): free_blocks=0 [ 268.033386][T14061] EXT4-fs (loop4): dirty_blocks=32 [ 268.038786][T14074] EXT4-fs (loop0): Total free blocks count 0 [ 268.046533][T14061] EXT4-fs (loop4): Block reservation details [ 268.053290][T14061] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 268.059414][T14074] EXT4-fs (loop0): Free/Dirty block details [ 268.077513][T14074] EXT4-fs (loop0): free_blocks=0 [ 268.093778][T14082] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 268.121414][T14074] EXT4-fs (loop0): dirty_blocks=32 [ 268.129603][T14074] EXT4-fs (loop0): Block reservation details [ 268.165313][T14074] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 268.167772][T14082] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 268.179031][T14071] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 268.198939][T14082] EXT4-fs (loop1): This should not happen!! Data will be lost [ 268.198939][T14082] [ 268.208836][T14082] EXT4-fs (loop1): Total free blocks count 0 [ 268.214974][T14082] EXT4-fs (loop1): Free/Dirty block details [ 268.221553][T14087] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 268.230187][T14082] EXT4-fs (loop1): free_blocks=0 [ 268.237937][T14086] EXT4-fs error (device loop2): ext4_map_blocks:745: inode #18: block 62218: comm syz-executor.2: lblock 0 mapped to illegal pblock 62218 (length 1) [ 268.265550][T14082] EXT4-fs (loop1): dirty_blocks=32 [ 268.275353][T14090] set_capacity_and_notify: 40 callbacks suppressed [ 268.275370][T14090] loop4: detected capacity change from 0 to 2048 [ 268.288867][T14082] EXT4-fs (loop1): Block reservation details [ 268.289463][T14087] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 268.307307][T14082] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 268.371293][T14087] EXT4-fs (loop3): This should not happen!! Data will be lost [ 268.371293][T14087] [ 268.385737][T14095] loop0: detected capacity change from 0 to 2048 [ 268.434893][T14098] loop1: detected capacity change from 0 to 2048 [ 268.495496][T14087] EXT4-fs (loop3): Total free blocks count 0 [ 268.506129][T14102] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 268.510521][T14095] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 268.528436][T14087] EXT4-fs (loop3): Free/Dirty block details [ 268.542241][T14087] EXT4-fs (loop3): free_blocks=0 [ 268.547300][T14087] EXT4-fs (loop3): dirty_blocks=32 [ 268.552479][T14087] EXT4-fs (loop3): Block reservation details [ 268.558846][T14087] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 268.579303][T14098] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 268.603713][T14102] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 268.661211][T14108] loop3: detected capacity change from 0 to 2048 [ 268.668884][T14104] EXT4-fs error (device loop0): ext4_map_blocks:745: inode #18: block 62218: comm syz-executor.0: lblock 0 mapped to illegal pblock 62218 (length 1) [ 268.669162][T14095] EXT4-fs error (device loop0): ext4_map_blocks:635: inode #18: block 62218: comm syz-executor.0: lblock 0 mapped to illegal pblock 62218 (length 1) [ 268.702009][T14102] EXT4-fs (loop4): This should not happen!! Data will be lost [ 268.702009][T14102] [ 268.729700][T14102] EXT4-fs (loop4): Total free blocks count 0 [ 268.736904][T14111] loop1: detected capacity change from 0 to 2048 [ 268.737224][T14102] EXT4-fs (loop4): Free/Dirty block details [ 268.753831][T14102] EXT4-fs (loop4): free_blocks=0 [ 268.758920][T14102] EXT4-fs (loop4): dirty_blocks=32 [ 268.764581][T14095] EXT4-fs error (device loop0): ext4_map_blocks:635: inode #18: block 62218: comm syz-executor.0: lblock 0 mapped to illegal pblock 62218 (length 1) [ 268.765541][T14102] EXT4-fs (loop4): Block reservation details [ 268.780495][T14095] EXT4-fs error (device loop0): ext4_map_blocks:635: inode #18: block 62218: comm syz-executor.0: lblock 0 mapped to illegal pblock 62218 (length 1) [ 268.786883][T14102] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 268.839482][T14117] loop2: detected capacity change from 0 to 2048 [ 268.899894][T14119] loop0: detected capacity change from 0 to 2048 [ 268.948532][T14111] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 268.965334][T14108] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 269.009130][T14117] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 269.045975][T14108] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 269.066667][T14130] loop4: detected capacity change from 0 to 2048 [ 269.070926][T14108] EXT4-fs (loop3): This should not happen!! Data will be lost [ 269.070926][T14108] [ 269.095829][T14108] EXT4-fs (loop3): Total free blocks count 0 [ 269.103730][T14108] EXT4-fs (loop3): Free/Dirty block details [ 269.118452][T14108] EXT4-fs (loop3): free_blocks=0 [ 269.129031][T14108] EXT4-fs (loop3): dirty_blocks=32 [ 269.142326][T14133] loop1: detected capacity change from 0 to 2048 [ 269.152248][T14134] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 269.167125][T14108] EXT4-fs (loop3): Block reservation details [ 269.177911][T14108] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 269.237337][T14141] loop2: detected capacity change from 0 to 2048 [ 269.244680][T14134] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 269.257281][T14134] EXT4-fs (loop0): This should not happen!! Data will be lost [ 269.257281][T14134] [ 269.267138][T14134] EXT4-fs (loop0): Total free blocks count 0 [ 269.273327][T14134] EXT4-fs (loop0): Free/Dirty block details [ 269.279306][T14134] EXT4-fs (loop0): free_blocks=0 [ 269.284391][T14134] EXT4-fs (loop0): dirty_blocks=32 [ 269.289626][T14134] EXT4-fs (loop0): Block reservation details [ 269.295751][T14134] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 269.323655][T14133] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 269.397495][T14149] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 269.503389][T14149] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 269.522064][T14158] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 269.537043][T14149] EXT4-fs (loop4): This should not happen!! Data will be lost [ 269.537043][T14149] [ 269.547194][T14158] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 269.562733][T14158] EXT4-fs (loop2): This should not happen!! Data will be lost [ 269.562733][T14158] [ 269.577011][T14158] EXT4-fs (loop2): Total free blocks count 0 [ 269.579642][T14151] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 269.602897][T14149] EXT4-fs (loop4): Total free blocks count 0 [ 269.610223][T14158] EXT4-fs (loop2): Free/Dirty block details [ 269.633706][T14149] EXT4-fs (loop4): Free/Dirty block details [ 269.648681][T14149] EXT4-fs (loop4): free_blocks=0 [ 269.654216][T14158] EXT4-fs (loop2): free_blocks=0 [ 269.676257][T14166] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 269.677117][T14149] EXT4-fs (loop4): dirty_blocks=32 [ 269.694567][T14158] EXT4-fs (loop2): dirty_blocks=32 [ 269.697085][T14149] EXT4-fs (loop4): Block reservation details [ 269.708747][T14149] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 269.714892][T14158] EXT4-fs (loop2): Block reservation details [ 269.750970][T14158] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 269.756573][T14166] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 269.805148][T14166] EXT4-fs (loop3): This should not happen!! Data will be lost [ 269.805148][T14166] [ 269.815370][T14168] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 269.830107][T14166] EXT4-fs (loop3): Total free blocks count 0 [ 269.841234][T14166] EXT4-fs (loop3): Free/Dirty block details [ 269.847463][T14166] EXT4-fs (loop3): free_blocks=0 [ 269.853647][T14168] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 269.866684][T14166] EXT4-fs (loop3): dirty_blocks=32 [ 269.897783][T14166] EXT4-fs (loop3): Block reservation details [ 269.905088][T14168] EXT4-fs (loop1): This should not happen!! Data will be lost [ 269.905088][T14168] [ 269.911652][T14166] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 269.914902][T14168] EXT4-fs (loop1): Total free blocks count 0 [ 269.926817][T14168] EXT4-fs (loop1): Free/Dirty block details [ 269.932881][T14168] EXT4-fs (loop1): free_blocks=0 [ 269.937829][T14168] EXT4-fs (loop1): dirty_blocks=32 [ 269.942965][T14168] EXT4-fs (loop1): Block reservation details [ 269.948941][T14168] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 270.006935][T14170] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 270.135305][T14188] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 270.150225][T14188] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 270.163057][T14188] EXT4-fs (loop4): This should not happen!! Data will be lost [ 270.163057][T14188] [ 270.173941][T14188] EXT4-fs (loop4): Total free blocks count 0 [ 270.180120][T14188] EXT4-fs (loop4): Free/Dirty block details [ 270.187024][T14188] EXT4-fs (loop4): free_blocks=0 [ 270.192021][T14188] EXT4-fs (loop4): dirty_blocks=32 [ 270.197236][T14188] EXT4-fs (loop4): Block reservation details [ 270.203185][T14192] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 270.203704][T14188] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 270.226441][T14185] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 270.284922][T14192] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 270.310984][T14187] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 270.334098][T14192] EXT4-fs (loop2): This should not happen!! Data will be lost [ 270.334098][T14192] [ 270.352890][T14192] EXT4-fs (loop2): Total free blocks count 0 [ 270.359021][T14192] EXT4-fs (loop2): Free/Dirty block details [ 270.366446][T14192] EXT4-fs (loop2): free_blocks=0 [ 270.379451][T14192] EXT4-fs (loop2): dirty_blocks=32 [ 270.385195][T14192] EXT4-fs (loop2): Block reservation details [ 270.387397][T14197] EXT4-fs error (device loop1): ext4_map_blocks:745: inode #18: block 62218: comm syz-executor.1: lblock 0 mapped to illegal pblock 62218 (length 1) [ 270.391523][T14192] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 270.537562][T14206] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 270.571297][T14206] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 270.603553][T14206] EXT4-fs (loop0): This should not happen!! Data will be lost [ 270.603553][T14206] [ 270.615467][T14206] EXT4-fs (loop0): Total free blocks count 0 [ 270.621566][T14206] EXT4-fs (loop0): Free/Dirty block details [ 270.627551][T14206] EXT4-fs (loop0): free_blocks=0 [ 270.636772][T14206] EXT4-fs (loop0): dirty_blocks=32 [ 270.642339][T14206] EXT4-fs (loop0): Block reservation details [ 270.678785][T14206] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 270.684660][T14205] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 270.740683][T14223] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 270.831874][T14217] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 270.832534][T14229] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 270.846719][T14223] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 270.888048][T14229] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 270.941532][T14223] EXT4-fs (loop1): This should not happen!! Data will be lost [ 270.941532][T14223] [ 270.961628][T14223] EXT4-fs (loop1): Total free blocks count 0 [ 270.984921][T14229] EXT4-fs (loop2): This should not happen!! Data will be lost [ 270.984921][T14229] [ 270.995816][T14223] EXT4-fs (loop1): Free/Dirty block details [ 271.004121][T14223] EXT4-fs (loop1): free_blocks=0 [ 271.009476][T14223] EXT4-fs (loop1): dirty_blocks=32 [ 271.030105][T14229] EXT4-fs (loop2): Total free blocks count 0 [ 271.036741][T14229] EXT4-fs (loop2): Free/Dirty block details [ 271.038673][T14223] EXT4-fs (loop1): Block reservation details [ 271.043085][T14229] EXT4-fs (loop2): free_blocks=0 [ 271.055188][T14229] EXT4-fs (loop2): dirty_blocks=32 [ 271.060394][T14229] EXT4-fs (loop2): Block reservation details [ 271.066595][T14229] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 271.081278][T14223] EXT4-fs (loop1): i_reserved_data_blocks=2 2026/02/20 23:27:43 executed programs: 2247 [ 271.128070][T14241] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 271.152187][T14241] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 271.232530][T14241] EXT4-fs (loop0): This should not happen!! Data will be lost [ 271.232530][T14241] [ 271.233285][T14246] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 271.267643][T14241] EXT4-fs (loop0): Total free blocks count 0 [ 271.274422][T14241] EXT4-fs (loop0): Free/Dirty block details [ 271.280458][T14241] EXT4-fs (loop0): free_blocks=0 [ 271.285532][T14241] EXT4-fs (loop0): dirty_blocks=32 [ 271.289099][T14237] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 271.291113][T14241] EXT4-fs (loop0): Block reservation details [ 271.311278][T14246] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 271.312095][T14241] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 271.393350][T14250] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 271.421586][T14246] EXT4-fs (loop4): This should not happen!! Data will be lost [ 271.421586][T14246] [ 271.428465][T14249] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 271.496315][T14246] EXT4-fs (loop4): Total free blocks count 0 [ 271.514173][T14246] EXT4-fs (loop4): Free/Dirty block details [ 271.525311][T14246] EXT4-fs (loop4): free_blocks=0 [ 271.530518][T14246] EXT4-fs (loop4): dirty_blocks=32 [ 271.536148][T14246] EXT4-fs (loop4): Block reservation details [ 271.542729][T14246] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 271.706597][T14265] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 271.725581][T14282] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 271.750866][T14271] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 271.814953][T14282] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 271.862579][T14282] EXT4-fs (loop0): This should not happen!! Data will be lost [ 271.862579][T14282] [ 271.872879][T14282] EXT4-fs (loop0): Total free blocks count 0 [ 271.882056][T14291] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 271.897032][T14282] EXT4-fs (loop0): Free/Dirty block details [ 271.903097][T14282] EXT4-fs (loop0): free_blocks=0 [ 271.908385][T14282] EXT4-fs (loop0): dirty_blocks=32 [ 271.913565][T14282] EXT4-fs (loop0): Block reservation details [ 271.919664][T14282] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 271.934124][T14293] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 271.953854][T14293] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 271.974931][T14293] EXT4-fs (loop2): This should not happen!! Data will be lost [ 271.974931][T14293] [ 272.046801][T14291] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 272.063981][T14293] EXT4-fs (loop2): Total free blocks count 0 [ 272.070087][T14293] EXT4-fs (loop2): Free/Dirty block details [ 272.076767][T14293] EXT4-fs (loop2): free_blocks=0 [ 272.081994][T14293] EXT4-fs (loop2): dirty_blocks=32 [ 272.087224][T14293] EXT4-fs (loop2): Block reservation details [ 272.093618][T14293] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 272.101619][T14291] EXT4-fs (loop4): This should not happen!! Data will be lost [ 272.101619][T14291] [ 272.111747][T14291] EXT4-fs (loop4): Total free blocks count 0 [ 272.117828][T14291] EXT4-fs (loop4): Free/Dirty block details [ 272.124172][T14291] EXT4-fs (loop4): free_blocks=0 [ 272.129242][T14291] EXT4-fs (loop4): dirty_blocks=32 [ 272.134734][T14291] EXT4-fs (loop4): Block reservation details [ 272.141469][T14291] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 272.169605][T14295] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 272.185437][T14298] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 272.385439][T14325] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 272.410502][T14325] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 272.452953][T14325] EXT4-fs (loop0): This should not happen!! Data will be lost [ 272.452953][T14325] [ 272.469068][T14325] EXT4-fs (loop0): Total free blocks count 0 [ 272.475599][T14325] EXT4-fs (loop0): Free/Dirty block details [ 272.483181][T14325] EXT4-fs (loop0): free_blocks=0 [ 272.488313][T14325] EXT4-fs (loop0): dirty_blocks=32 [ 272.493658][T14325] EXT4-fs (loop0): Block reservation details [ 272.506420][T14332] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 272.526422][T14332] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 272.538815][T14325] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 272.547390][T14318] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 272.591825][T14323] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 272.626486][T14320] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 272.634562][T14332] EXT4-fs (loop4): This should not happen!! Data will be lost [ 272.634562][T14332] [ 272.665319][T14320] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 272.678392][T14334] EXT4-fs error (device loop3): ext4_map_blocks:745: inode #18: block 62218: comm syz-executor.3: lblock 0 mapped to illegal pblock 62218 (length 1) [ 272.682456][T14320] EXT4-fs (loop2): This should not happen!! Data will be lost [ 272.682456][T14320] [ 272.701432][T14332] EXT4-fs (loop4): Total free blocks count 0 [ 272.703979][T14320] EXT4-fs (loop2): Total free blocks count 0 [ 272.709260][T14332] EXT4-fs (loop4): Free/Dirty block details [ 272.715407][T14320] EXT4-fs (loop2): Free/Dirty block details [ 272.722664][T14332] EXT4-fs (loop4): free_blocks=0 [ 272.731927][T14320] EXT4-fs (loop2): free_blocks=0 [ 272.732647][T14332] EXT4-fs (loop4): dirty_blocks=32 [ 272.742389][T14320] EXT4-fs (loop2): dirty_blocks=32 [ 272.748748][T14320] EXT4-fs (loop2): Block reservation details [ 272.761423][T14332] EXT4-fs (loop4): Block reservation details [ 272.773159][T14332] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 272.779110][T14320] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 272.977640][T14351] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 272.984007][T14342] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 273.035993][T14344] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 273.056782][T14351] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 273.082797][T14352] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 273.085436][T14356] EXT4-fs error (device loop1): ext4_map_blocks:745: inode #18: block 62218: comm syz-executor.1: lblock 0 mapped to illegal pblock 62218 (length 1) [ 273.100867][T14351] EXT4-fs (loop0): This should not happen!! Data will be lost [ 273.100867][T14351] [ 273.134549][T14351] EXT4-fs (loop0): Total free blocks count 0 [ 273.140704][T14351] EXT4-fs (loop0): Free/Dirty block details [ 273.147008][T14351] EXT4-fs (loop0): free_blocks=0 [ 273.152354][T14351] EXT4-fs (loop0): dirty_blocks=32 [ 273.162628][T14351] EXT4-fs (loop0): Block reservation details [ 273.185162][T14351] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 273.191839][T14358] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 273.315424][T14377] set_capacity_and_notify: 38 callbacks suppressed [ 273.315440][T14377] loop0: detected capacity change from 0 to 2048 [ 273.373125][T14382] loop2: detected capacity change from 0 to 2048 [ 273.391237][T14365] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 273.413045][T14369] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 273.427796][T14367] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 273.511926][T14377] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 273.536909][T14382] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 273.545732][T14377] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 273.570974][T14377] EXT4-fs (loop0): This should not happen!! Data will be lost [ 273.570974][T14377] [ 273.581440][T14377] EXT4-fs (loop0): Total free blocks count 0 [ 273.587506][T14377] EXT4-fs (loop0): Free/Dirty block details [ 273.593728][T14377] EXT4-fs (loop0): free_blocks=0 [ 273.616573][T14377] EXT4-fs (loop0): dirty_blocks=32 [ 273.637019][T14395] loop3: detected capacity change from 0 to 2048 [ 273.652313][T14377] EXT4-fs (loop0): Block reservation details [ 273.669550][T14399] loop1: detected capacity change from 0 to 2048 [ 273.677045][T14377] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 273.682251][T14398] loop4: detected capacity change from 0 to 2048 [ 273.737549][T14403] loop2: detected capacity change from 0 to 2048 [ 273.835588][T14413] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 273.857648][T14412] loop0: detected capacity change from 0 to 2048 [ 273.870775][T14403] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 273.887131][T14413] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 273.901018][T14399] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 273.922979][T14417] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 273.948829][T14413] EXT4-fs (loop3): This should not happen!! Data will be lost [ 273.948829][T14413] [ 273.958756][T14413] EXT4-fs (loop3): Total free blocks count 0 [ 273.964921][T14413] EXT4-fs (loop3): Free/Dirty block details [ 273.969559][T14417] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 273.970969][T14413] EXT4-fs (loop3): free_blocks=0 [ 273.988430][T14413] EXT4-fs (loop3): dirty_blocks=32 [ 273.993564][T14413] EXT4-fs (loop3): Block reservation details [ 273.999564][T14413] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 274.027938][T14417] EXT4-fs (loop4): This should not happen!! Data will be lost [ 274.027938][T14417] [ 274.051821][T14417] EXT4-fs (loop4): Total free blocks count 0 [ 274.066241][T14417] EXT4-fs (loop4): Free/Dirty block details [ 274.079983][T14425] loop3: detected capacity change from 0 to 2048 [ 274.096198][T14412] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 274.104848][T14417] EXT4-fs (loop4): free_blocks=0 [ 274.120345][T14417] EXT4-fs (loop4): dirty_blocks=32 [ 274.125918][T14417] EXT4-fs (loop4): Block reservation details [ 274.132540][T14417] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 274.133679][T14427] loop2: detected capacity change from 0 to 2048 [ 274.163858][T14431] loop1: detected capacity change from 0 to 2048 [ 274.208395][T14425] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 274.298769][ T345] EXT4-fs unmount: 511 callbacks suppressed [ 274.298786][ T345] EXT4-fs (loop0): unmounting filesystem. [ 274.307220][ T347] EXT4-fs (loop4): unmounting filesystem. [ 274.338803][T14427] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 274.363752][ T343] EXT4-fs (loop3): unmounting filesystem. [ 274.365829][T14431] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 274.397879][T14441] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 274.443480][ T344] EXT4-fs (loop2): unmounting filesystem. [ 274.488468][T14446] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: none. [ 274.498732][T14449] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 274.556227][T14451] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 274.577161][ T346] EXT4-fs (loop1): unmounting filesystem. [ 274.588545][T14459] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 274.608607][T14449] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 274.625096][T14459] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 274.660950][T14463] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 274.697647][T14446] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 274.716870][T14446] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 274.730334][T14468] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 274.748714][T14459] EXT4-fs (loop0): This should not happen!! Data will be lost [ 274.748714][T14459] [ 274.753722][T14446] EXT4-fs (loop3): This should not happen!! Data will be lost [ 274.753722][T14446] [ 274.772419][T14463] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 274.775644][T14468] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 274.805007][T14459] EXT4-fs (loop0): Total free blocks count 0 [ 274.820972][T14446] EXT4-fs (loop3): Total free blocks count 0 [ 274.821414][T14459] EXT4-fs (loop0): Free/Dirty block details [ 274.835695][ T347] EXT4-fs (loop4): unmounting filesystem. [ 274.842202][T14468] EXT4-fs (loop2): This should not happen!! Data will be lost [ 274.842202][T14468] [ 274.853808][T14446] EXT4-fs (loop3): Free/Dirty block details [ 274.861102][T14446] EXT4-fs (loop3): free_blocks=0 [ 274.864303][T14459] EXT4-fs (loop0): free_blocks=0 [ 274.871042][T14459] EXT4-fs (loop0): dirty_blocks=32 [ 274.876426][T14459] EXT4-fs (loop0): Block reservation details [ 274.882470][T14468] EXT4-fs (loop2): Total free blocks count 0 [ 274.883674][ T346] EXT4-fs (loop1): unmounting filesystem. [ 274.888506][T14459] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 274.897450][T14446] EXT4-fs (loop3): dirty_blocks=32 [ 274.900679][T14468] EXT4-fs (loop2): Free/Dirty block details [ 274.921569][T14446] EXT4-fs (loop3): Block reservation details [ 274.945739][T14446] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 274.947706][T14473] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 274.962410][T14468] EXT4-fs (loop2): free_blocks=0 [ 274.967468][T14468] EXT4-fs (loop2): dirty_blocks=32 [ 274.978979][T14468] EXT4-fs (loop2): Block reservation details [ 274.985100][T14468] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 274.996237][ T345] EXT4-fs (loop0): unmounting filesystem. [ 275.024030][T14477] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 275.070924][ T343] EXT4-fs (loop3): unmounting filesystem. [ 275.079847][ T344] EXT4-fs (loop2): unmounting filesystem. [ 275.132840][T14481] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 275.178892][T14484] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: none. [ 275.201220][T14493] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 275.234249][T14493] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 275.237972][T14491] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 275.247049][T14493] EXT4-fs (loop1): This should not happen!! Data will be lost [ 275.247049][T14493] [ 275.276398][T14481] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 275.281838][T14493] EXT4-fs (loop1): Total free blocks count 0 [ 275.292049][T14489] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 275.333983][T14484] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 275.348956][T14491] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 275.361409][T14493] EXT4-fs (loop1): Free/Dirty block details [ 275.367543][T14493] EXT4-fs (loop1): free_blocks=0 [ 275.372753][T14493] EXT4-fs (loop1): dirty_blocks=32 [ 275.377866][T14493] EXT4-fs (loop1): Block reservation details [ 275.383883][T14493] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 275.411735][T14491] EXT4-fs (loop4): This should not happen!! Data will be lost [ 275.411735][T14491] [ 275.421535][T14491] EXT4-fs (loop4): Total free blocks count 0 [ 275.427569][T14491] EXT4-fs (loop4): Free/Dirty block details [ 275.429493][T14489] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 275.433579][T14491] EXT4-fs (loop4): free_blocks=0 [ 275.453098][T14491] EXT4-fs (loop4): dirty_blocks=32 [ 275.458204][T14491] EXT4-fs (loop4): Block reservation details [ 275.464409][T14491] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 275.483486][ T343] EXT4-fs (loop3): unmounting filesystem. [ 275.489376][T14489] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 275.502147][T14489] EXT4-fs (loop2): This should not happen!! Data will be lost [ 275.502147][T14489] [ 275.511897][T14489] EXT4-fs (loop2): Total free blocks count 0 [ 275.517956][T14489] EXT4-fs (loop2): Free/Dirty block details [ 275.526285][T14489] EXT4-fs (loop2): free_blocks=0 [ 275.531730][T14489] EXT4-fs (loop2): dirty_blocks=32 [ 275.537253][T14489] EXT4-fs (loop2): Block reservation details [ 275.546416][ T345] EXT4-fs (loop0): unmounting filesystem. [ 275.554009][T14489] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 275.572292][T14504] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: none. [ 275.604245][ T347] EXT4-fs (loop4): unmounting filesystem. [ 275.660170][ T346] EXT4-fs (loop1): unmounting filesystem. [ 275.709524][ T344] EXT4-fs (loop2): unmounting filesystem. [ 275.715759][T14508] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 275.725877][T14510] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 275.751966][T14513] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 275.788300][T14520] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 275.835487][T14508] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 275.856755][T14520] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 275.871103][T14522] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 275.892529][T14528] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 275.948984][T14528] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 275.961650][T14520] EXT4-fs (loop3): This should not happen!! Data will be lost [ 275.961650][T14520] [ 275.972059][T14513] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 275.989311][T14520] EXT4-fs (loop3): Total free blocks count 0 [ 275.992522][T14522] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 276.001408][T14520] EXT4-fs (loop3): Free/Dirty block details [ 276.021787][T14513] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 276.034507][T14520] EXT4-fs (loop3): free_blocks=0 [ 276.039600][T14520] EXT4-fs (loop3): dirty_blocks=32 [ 276.040497][ T345] EXT4-fs (loop0): unmounting filesystem. [ 276.044962][T14528] EXT4-fs (loop4): This should not happen!! Data will be lost [ 276.044962][T14528] [ 276.060325][T14520] EXT4-fs (loop3): Block reservation details [ 276.066836][T14513] EXT4-fs (loop1): This should not happen!! Data will be lost [ 276.066836][T14513] [ 276.076757][T14520] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 276.083328][T14513] EXT4-fs (loop1): Total free blocks count 0 [ 276.099256][T14513] EXT4-fs (loop1): Free/Dirty block details [ 276.111394][T14513] EXT4-fs (loop1): free_blocks=0 [ 276.117559][T14513] EXT4-fs (loop1): dirty_blocks=32 2026/02/20 23:27:48 executed programs: 2296 [ 276.140904][ T343] EXT4-fs (loop3): unmounting filesystem. [ 276.144800][T14528] EXT4-fs (loop4): Total free blocks count 0 [ 276.149867][T14513] EXT4-fs (loop1): Block reservation details [ 276.158854][T14513] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 276.160564][T14528] EXT4-fs (loop4): Free/Dirty block details [ 276.171701][T14528] EXT4-fs (loop4): free_blocks=0 [ 276.191763][T14528] EXT4-fs (loop4): dirty_blocks=32 [ 276.195630][ T344] EXT4-fs (loop2): unmounting filesystem. [ 276.201293][T14528] EXT4-fs (loop4): Block reservation details [ 276.212085][T14536] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 276.241963][T14528] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 276.262329][T14542] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 276.271702][T14539] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: none. [ 276.278612][ T346] EXT4-fs (loop1): unmounting filesystem. [ 276.297859][ T347] EXT4-fs (loop4): unmounting filesystem. [ 276.403685][T14542] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 276.403812][T14547] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 276.421895][T14539] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 276.455774][T14547] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 276.469491][T14549] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 276.500913][T14547] EXT4-fs (loop0): This should not happen!! Data will be lost [ 276.500913][T14547] [ 276.508381][T14551] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 276.514069][T14547] EXT4-fs (loop0): Total free blocks count 0 [ 276.534947][T14547] EXT4-fs (loop0): Free/Dirty block details [ 276.553205][ T343] EXT4-fs (loop3): unmounting filesystem. [ 276.559157][T14547] EXT4-fs (loop0): free_blocks=0 [ 276.565550][T14547] EXT4-fs (loop0): dirty_blocks=32 [ 276.570671][T14547] EXT4-fs (loop0): Block reservation details [ 276.575373][ T344] EXT4-fs (loop2): unmounting filesystem. [ 276.581487][T14547] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 276.603142][T14549] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 276.650733][T14563] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: none. [ 276.678421][T14568] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 276.716306][T14569] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 276.731629][ T347] EXT4-fs (loop4): unmounting filesystem. [ 276.738934][ T345] EXT4-fs (loop0): unmounting filesystem. [ 276.744837][T14568] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 276.757171][T14568] EXT4-fs (loop1): This should not happen!! Data will be lost [ 276.757171][T14568] [ 276.766855][T14568] EXT4-fs (loop1): Total free blocks count 0 [ 276.773079][T14568] EXT4-fs (loop1): Free/Dirty block details [ 276.779112][T14568] EXT4-fs (loop1): free_blocks=0 [ 276.784348][T14568] EXT4-fs (loop1): dirty_blocks=32 [ 276.789458][T14568] EXT4-fs (loop1): Block reservation details [ 276.795488][T14568] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 276.804391][T14563] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 276.858160][T14569] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 276.884878][T14575] EXT4-fs error (device loop2): ext4_map_blocks:745: inode #18: block 62218: comm syz-executor.2: lblock 0 mapped to illegal pblock 62218 (length 1) [ 276.887737][T14577] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 276.917552][ T343] EXT4-fs (loop3): unmounting filesystem. [ 276.924928][T14574] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 276.965680][ T346] EXT4-fs (loop1): unmounting filesystem. [ 276.979867][T14583] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: none. [ 276.997790][ T344] EXT4-fs (loop2): unmounting filesystem. [ 277.020771][T14577] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 277.076502][T14588] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 277.097679][T14595] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 277.122635][T14591] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 277.126760][T14595] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 277.138321][T14583] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 277.174713][ T345] EXT4-fs (loop0): unmounting filesystem. [ 277.242321][T14595] EXT4-fs (loop4): This should not happen!! Data will be lost [ 277.242321][T14595] [ 277.255229][T14588] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 277.276290][T14600] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 277.289915][T14595] EXT4-fs (loop4): Total free blocks count 0 [ 277.304115][T14595] EXT4-fs (loop4): Free/Dirty block details [ 277.321456][T14607] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 277.342639][T14595] EXT4-fs (loop4): free_blocks=0 [ 277.353782][T14607] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 277.360725][T14595] EXT4-fs (loop4): dirty_blocks=32 [ 277.366366][T14607] EXT4-fs (loop2): This should not happen!! Data will be lost [ 277.366366][T14607] [ 277.381042][T14607] EXT4-fs (loop2): Total free blocks count 0 [ 277.387471][T14607] EXT4-fs (loop2): Free/Dirty block details [ 277.393502][T14607] EXT4-fs (loop2): free_blocks=0 [ 277.397373][ T343] EXT4-fs (loop3): unmounting filesystem. [ 277.398589][T14607] EXT4-fs (loop2): dirty_blocks=32 [ 277.409291][T14607] EXT4-fs (loop2): Block reservation details [ 277.413525][T14600] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 277.415383][T14607] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 277.430202][T14595] EXT4-fs (loop4): Block reservation details [ 277.445090][ T346] EXT4-fs (loop1): unmounting filesystem. [ 277.456099][T14595] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 277.520352][T14611] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: none. [ 277.544595][ T347] EXT4-fs (loop4): unmounting filesystem. [ 277.555699][T14613] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 277.558387][ T344] EXT4-fs (loop2): unmounting filesystem. [ 277.609490][ T345] EXT4-fs (loop0): unmounting filesystem. [ 277.667341][T14619] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 277.715528][T14630] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 277.790656][T14630] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 277.805707][T14635] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 277.807036][T14630] EXT4-fs (loop3): This should not happen!! Data will be lost [ 277.807036][T14630] [ 277.828939][T14633] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 277.830449][T14630] EXT4-fs (loop3): Total free blocks count 0 [ 277.850772][T14630] EXT4-fs (loop3): Free/Dirty block details [ 277.856877][T14630] EXT4-fs (loop3): free_blocks=0 [ 277.862341][T14630] EXT4-fs (loop3): dirty_blocks=32 [ 277.867797][T14630] EXT4-fs (loop3): Block reservation details [ 277.878704][T14630] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 277.897569][T14639] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 277.898321][T14629] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 277.927348][T14639] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 277.939858][T14635] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 277.944458][T14639] EXT4-fs (loop4): This should not happen!! Data will be lost [ 277.944458][T14639] [ 277.952609][T14633] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 277.981084][T14639] EXT4-fs (loop4): Total free blocks count 0 [ 277.987476][T14639] EXT4-fs (loop4): Free/Dirty block details [ 277.993595][T14635] EXT4-fs (loop2): This should not happen!! Data will be lost [ 277.993595][T14635] [ 278.011421][T14633] EXT4-fs (loop1): This should not happen!! Data will be lost [ 278.011421][T14633] [ 278.012488][T14639] EXT4-fs (loop4): free_blocks=0 [ 278.039530][T14635] EXT4-fs (loop2): Total free blocks count 0 [ 278.051389][T14633] EXT4-fs (loop1): Total free blocks count 0 [ 278.054162][T14639] EXT4-fs (loop4): dirty_blocks=32 [ 278.065760][T14639] EXT4-fs (loop4): Block reservation details [ 278.076254][T14635] EXT4-fs (loop2): Free/Dirty block details [ 278.076997][T14639] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 278.088271][T14633] EXT4-fs (loop1): Free/Dirty block details [ 278.095983][T14635] EXT4-fs (loop2): free_blocks=0 [ 278.097711][T14633] EXT4-fs (loop1): free_blocks=0 [ 278.114028][T14635] EXT4-fs (loop2): dirty_blocks=32 [ 278.134495][T14633] EXT4-fs (loop1): dirty_blocks=32 [ 278.143567][T14635] EXT4-fs (loop2): Block reservation details [ 278.149804][T14633] EXT4-fs (loop1): Block reservation details [ 278.157530][T14633] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 278.171505][T14635] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 278.344478][T14658] set_capacity_and_notify: 37 callbacks suppressed [ 278.344495][T14658] loop2: detected capacity change from 0 to 2048 [ 278.347446][T14659] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 278.394242][T14661] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 278.457105][T14661] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 278.482436][T14659] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 278.511875][T14652] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 278.521402][T14661] EXT4-fs (loop3): This should not happen!! Data will be lost [ 278.521402][T14661] [ 278.539200][T14656] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 278.544671][T14652] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 278.562018][T14658] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 278.582558][T14652] EXT4-fs (loop1): This should not happen!! Data will be lost [ 278.582558][T14652] [ 278.585839][T14659] EXT4-fs (loop0): This should not happen!! Data will be lost [ 278.585839][T14659] [ 278.592757][T14652] EXT4-fs (loop1): Total free blocks count 0 [ 278.608519][T14661] EXT4-fs (loop3): Total free blocks count 0 [ 278.614689][T14652] EXT4-fs (loop1): Free/Dirty block details [ 278.621097][T14661] EXT4-fs (loop3): Free/Dirty block details [ 278.633731][T14652] EXT4-fs (loop1): free_blocks=0 [ 278.636383][T14659] EXT4-fs (loop0): Total free blocks count 0 [ 278.640104][T14661] EXT4-fs (loop3): free_blocks=0 [ 278.654321][T14652] EXT4-fs (loop1): dirty_blocks=32 [ 278.659306][T14659] EXT4-fs (loop0): Free/Dirty block details [ 278.659549][T14661] EXT4-fs (loop3): dirty_blocks=32 [ 278.675032][T14652] EXT4-fs (loop1): Block reservation details [ 278.681121][T14659] EXT4-fs (loop0): free_blocks=0 [ 278.687659][T14652] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 278.689870][T14659] EXT4-fs (loop0): dirty_blocks=32 [ 278.694853][T14661] EXT4-fs (loop3): Block reservation details [ 278.701058][T14659] EXT4-fs (loop0): Block reservation details [ 278.706661][T14661] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 278.731107][T14659] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 278.741546][T14676] loop4: detected capacity change from 0 to 2048 [ 278.820985][T14680] loop2: detected capacity change from 0 to 2048 [ 278.853397][T14685] loop1: detected capacity change from 0 to 2048 [ 278.855752][T14676] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 278.879714][T14683] loop0: detected capacity change from 0 to 2048 [ 278.916739][T14691] loop3: detected capacity change from 0 to 2048 [ 279.013773][T14680] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 279.044413][T14701] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 279.076908][T14701] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 279.080560][T14683] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 279.104697][T14702] loop4: detected capacity change from 0 to 2048 [ 279.111288][T14701] EXT4-fs (loop1): This should not happen!! Data will be lost [ 279.111288][T14701] [ 279.142680][T14701] EXT4-fs (loop1): Total free blocks count 0 [ 279.178041][T14701] EXT4-fs (loop1): Free/Dirty block details [ 279.208731][T14701] EXT4-fs (loop1): free_blocks=0 [ 279.215089][T14701] EXT4-fs (loop1): dirty_blocks=32 [ 279.220258][T14701] EXT4-fs (loop1): Block reservation details [ 279.227239][T14701] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 279.235619][T14710] loop2: detected capacity change from 0 to 2048 [ 279.298377][T14702] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 279.331197][T14715] loop0: detected capacity change from 0 to 2048 [ 279.353717][T14719] loop1: detected capacity change from 0 to 2048 [ 279.360958][T14710] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 279.483986][T14715] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 279.584990][T14736] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 279.620218][T14720] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 279.666510][T14736] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 279.679702][T14736] EXT4-fs (loop1): This should not happen!! Data will be lost [ 279.679702][T14736] [ 279.680119][T14733] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 279.689589][T14736] EXT4-fs (loop1): Total free blocks count 0 [ 279.710674][T14735] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 279.711595][T14736] EXT4-fs (loop1): Free/Dirty block details [ 279.731708][T14736] EXT4-fs (loop1): free_blocks=0 [ 279.736725][T14736] EXT4-fs (loop1): dirty_blocks=32 [ 279.742112][T14736] EXT4-fs (loop1): Block reservation details [ 279.748169][T14736] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 279.749384][T14720] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 279.831142][T14720] EXT4-fs (loop3): This should not happen!! Data will be lost [ 279.831142][T14720] [ 279.841507][T14720] EXT4-fs (loop3): Total free blocks count 0 [ 279.847639][T14720] EXT4-fs (loop3): Free/Dirty block details [ 279.855084][T14720] EXT4-fs (loop3): free_blocks=0 [ 279.860860][T14720] EXT4-fs (loop3): dirty_blocks=32 [ 279.866358][T14720] EXT4-fs (loop3): Block reservation details [ 279.872557][T14720] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 279.925709][T14750] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 280.088942][T14755] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 280.131877][T14755] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 280.144550][T14755] EXT4-fs (loop1): This should not happen!! Data will be lost [ 280.144550][T14755] [ 280.154699][T14755] EXT4-fs (loop1): Total free blocks count 0 [ 280.160944][T14755] EXT4-fs (loop1): Free/Dirty block details [ 280.168069][T14755] EXT4-fs (loop1): free_blocks=0 [ 280.173226][T14755] EXT4-fs (loop1): dirty_blocks=32 [ 280.178907][T14775] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 280.183200][T14764] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 280.194242][T14755] EXT4-fs (loop1): Block reservation details [ 280.214921][T14755] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 280.250399][T14763] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 280.291106][T14775] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 280.351376][T14781] EXT4-fs error (device loop3): ext4_map_blocks:745: inode #18: block 62218: comm syz-executor.3: lblock 0 mapped to illegal pblock 62218 (length 1) [ 280.386894][T14775] EXT4-fs (loop4): This should not happen!! Data will be lost [ 280.386894][T14775] [ 280.400760][T14787] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 280.421177][T14775] EXT4-fs (loop4): Total free blocks count 0 [ 280.430771][T14775] EXT4-fs (loop4): Free/Dirty block details [ 280.436764][T14775] EXT4-fs (loop4): free_blocks=0 [ 280.441859][T14775] EXT4-fs (loop4): dirty_blocks=32 [ 280.448478][T14775] EXT4-fs (loop4): Block reservation details [ 280.454541][T14775] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 280.508842][T14787] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 280.528739][T14785] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 280.535657][T14787] EXT4-fs (loop0): This should not happen!! Data will be lost [ 280.535657][T14787] [ 280.559402][T14787] EXT4-fs (loop0): Total free blocks count 0 [ 280.581421][T14787] EXT4-fs (loop0): Free/Dirty block details [ 280.587411][T14787] EXT4-fs (loop0): free_blocks=0 [ 280.592728][T14787] EXT4-fs (loop0): dirty_blocks=32 [ 280.621309][T14787] EXT4-fs (loop0): Block reservation details [ 280.634742][T14787] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 280.697229][T14803] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 280.795033][T14811] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 280.810080][T14811] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 280.822998][T14811] EXT4-fs (loop3): This should not happen!! Data will be lost [ 280.822998][T14811] [ 280.832883][T14811] EXT4-fs (loop3): Total free blocks count 0 [ 280.839220][T14811] EXT4-fs (loop3): Free/Dirty block details [ 280.845542][T14811] EXT4-fs (loop3): free_blocks=0 [ 280.848371][T14799] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 280.861483][T14811] EXT4-fs (loop3): dirty_blocks=32 [ 280.866460][T14803] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 280.870349][T14811] EXT4-fs (loop3): Block reservation details [ 280.893662][T14803] EXT4-fs (loop2): This should not happen!! Data will be lost [ 280.893662][T14803] [ 280.917799][T14811] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 280.921554][T14803] EXT4-fs (loop2): Total free blocks count 0 [ 280.946466][T14803] EXT4-fs (loop2): Free/Dirty block details [ 280.952687][T14803] EXT4-fs (loop2): free_blocks=0 [ 280.957784][T14803] EXT4-fs (loop2): dirty_blocks=32 [ 280.963706][T14803] EXT4-fs (loop2): Block reservation details [ 280.979511][T14803] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 281.021895][T14810] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 281.033801][T14808] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 281.060822][T14810] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 281.108164][T14810] EXT4-fs (loop1): This should not happen!! Data will be lost [ 281.108164][T14810] [ 281.146077][T14810] EXT4-fs (loop1): Total free blocks count 0 [ 281.174643][T14810] EXT4-fs (loop1): Free/Dirty block details [ 281.196644][T14810] EXT4-fs (loop1): free_blocks=0 [ 281.211916][T14810] EXT4-fs (loop1): dirty_blocks=32 2026/02/20 23:27:54 executed programs: 2344 [ 281.242311][T14810] EXT4-fs (loop1): Block reservation details [ 281.264031][T14824] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 281.274738][T14810] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 281.341827][T14826] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 281.441005][T14833] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 281.523662][T14841] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 281.560282][T14838] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 281.605592][T14855] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 281.631600][T14855] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 281.687555][T14855] EXT4-fs (loop1): This should not happen!! Data will be lost [ 281.687555][T14855] [ 281.697831][T14855] EXT4-fs (loop1): Total free blocks count 0 [ 281.704234][T14855] EXT4-fs (loop1): Free/Dirty block details [ 281.710733][T14855] EXT4-fs (loop1): free_blocks=0 [ 281.715953][T14855] EXT4-fs (loop1): dirty_blocks=32 [ 281.745326][T14855] EXT4-fs (loop1): Block reservation details [ 281.753061][T14855] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 281.871887][T14871] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 281.901755][T14872] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 281.981454][T14871] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 281.996832][T14867] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 281.997412][T14879] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 282.011742][T14871] EXT4-fs (loop0): This should not happen!! Data will be lost [ 282.011742][T14871] [ 282.027176][T14871] EXT4-fs (loop0): Total free blocks count 0 [ 282.039044][T14872] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 282.055299][T14871] EXT4-fs (loop0): Free/Dirty block details [ 282.070662][T14871] EXT4-fs (loop0): free_blocks=0 [ 282.075803][T14871] EXT4-fs (loop0): dirty_blocks=32 [ 282.080934][T14871] EXT4-fs (loop0): Block reservation details [ 282.083541][T14879] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 282.093569][T14871] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 282.120473][T14872] EXT4-fs (loop3): This should not happen!! Data will be lost [ 282.120473][T14872] [ 282.130287][T14872] EXT4-fs (loop3): Total free blocks count 0 [ 282.136564][T14872] EXT4-fs (loop3): Free/Dirty block details [ 282.143042][T14872] EXT4-fs (loop3): free_blocks=0 [ 282.148002][T14872] EXT4-fs (loop3): dirty_blocks=32 [ 282.153287][T14872] EXT4-fs (loop3): Block reservation details [ 282.159134][T14877] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 282.159275][T14872] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 282.180436][T14879] EXT4-fs (loop2): This should not happen!! Data will be lost [ 282.180436][T14879] [ 282.200166][T14879] EXT4-fs (loop2): Total free blocks count 0 [ 282.206506][T14879] EXT4-fs (loop2): Free/Dirty block details [ 282.212619][T14879] EXT4-fs (loop2): free_blocks=0 [ 282.217606][T14879] EXT4-fs (loop2): dirty_blocks=32 [ 282.223067][T14879] EXT4-fs (loop2): Block reservation details [ 282.229101][T14879] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 282.477404][T14892] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 282.501880][T14911] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 282.520210][T14909] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 282.548338][T14904] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 282.568015][T14911] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 282.588085][T14914] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 282.610317][T14911] EXT4-fs (loop4): This should not happen!! Data will be lost [ 282.610317][T14911] [ 282.634414][T14913] EXT4-fs error (device loop1): ext4_map_blocks:745: inode #18: block 62218: comm syz-executor.1: lblock 0 mapped to illegal pblock 62218 (length 1) [ 282.642042][T14911] EXT4-fs (loop4): Total free blocks count 0 [ 282.649827][T14909] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 282.683009][T14904] EXT4-fs error (device loop1): ext4_map_blocks:635: inode #18: block 62218: comm syz-executor.1: lblock 0 mapped to illegal pblock 62218 (length 1) [ 282.688669][T14911] EXT4-fs (loop4): Free/Dirty block details [ 282.705111][T14904] EXT4-fs error (device loop1): ext4_map_blocks:635: inode #18: block 62218: comm syz-executor.1: lblock 0 mapped to illegal pblock 62218 (length 1) [ 282.714751][T14914] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 282.720822][T14904] EXT4-fs error (device loop1): ext4_map_blocks:635: inode #18: block 62218: comm syz-executor.1: lblock 0 mapped to illegal pblock 62218 (length 1) [ 282.748563][T14909] EXT4-fs (loop0): This should not happen!! Data will be lost [ 282.748563][T14909] [ 282.767858][T14909] EXT4-fs (loop0): Total free blocks count 0 [ 282.778612][T14909] EXT4-fs (loop0): Free/Dirty block details [ 282.784614][T14909] EXT4-fs (loop0): free_blocks=0 [ 282.789772][T14909] EXT4-fs (loop0): dirty_blocks=32 [ 282.794946][T14909] EXT4-fs (loop0): Block reservation details [ 282.799561][T14916] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 282.800967][T14909] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 282.821794][T14911] EXT4-fs (loop4): free_blocks=0 [ 282.826741][T14911] EXT4-fs (loop4): dirty_blocks=32 [ 282.831890][T14911] EXT4-fs (loop4): Block reservation details [ 282.837943][T14911] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 282.842648][T14914] EXT4-fs (loop2): This should not happen!! Data will be lost [ 282.842648][T14914] [ 282.864517][T14914] EXT4-fs (loop2): Total free blocks count 0 [ 282.878769][T14914] EXT4-fs (loop2): Free/Dirty block details [ 282.913693][T14914] EXT4-fs (loop2): free_blocks=0 [ 282.937065][T14914] EXT4-fs (loop2): dirty_blocks=32 [ 282.945453][T14914] EXT4-fs (loop2): Block reservation details [ 282.979007][T14914] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 283.100707][T14931] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 283.110590][T14944] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 283.170059][T14940] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 283.211384][T14944] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 283.235094][T14950] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 283.282639][T14944] EXT4-fs (loop1): This should not happen!! Data will be lost [ 283.282639][T14944] [ 283.306380][T14950] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 283.319017][T14950] EXT4-fs (loop4): This should not happen!! Data will be lost [ 283.319017][T14950] [ 283.328724][T14950] EXT4-fs (loop4): Total free blocks count 0 [ 283.334769][T14950] EXT4-fs (loop4): Free/Dirty block details [ 283.340671][T14950] EXT4-fs (loop4): free_blocks=0 [ 283.345697][T14950] EXT4-fs (loop4): dirty_blocks=32 [ 283.346469][T14944] EXT4-fs (loop1): Total free blocks count 0 [ 283.350938][T14950] EXT4-fs (loop4): Block reservation details [ 283.363058][T14950] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 283.405045][T14959] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 283.420303][T14944] EXT4-fs (loop1): Free/Dirty block details [ 283.441396][T14944] EXT4-fs (loop1): free_blocks=0 [ 283.455632][T14944] EXT4-fs (loop1): dirty_blocks=32 [ 283.458709][T14962] set_capacity_and_notify: 38 callbacks suppressed [ 283.458724][T14962] loop3: detected capacity change from 0 to 2048 [ 283.462039][T14944] EXT4-fs (loop1): Block reservation details [ 283.480477][T14959] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 283.498419][T14944] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 283.505742][T14964] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 283.531611][T14959] EXT4-fs (loop2): This should not happen!! Data will be lost [ 283.531611][T14959] [ 283.561487][T14959] EXT4-fs (loop2): Total free blocks count 0 [ 283.583708][T14959] EXT4-fs (loop2): Free/Dirty block details [ 283.600946][T14959] EXT4-fs (loop2): free_blocks=0 [ 283.605969][T14964] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 283.612974][T14970] loop4: detected capacity change from 0 to 2048 [ 283.618541][T14959] EXT4-fs (loop2): dirty_blocks=32 [ 283.624925][T14964] EXT4-fs (loop0): This should not happen!! Data will be lost [ 283.624925][T14964] [ 283.629992][T14959] EXT4-fs (loop2): Block reservation details [ 283.630011][T14959] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 283.631802][T14962] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 283.678409][T14964] EXT4-fs (loop0): Total free blocks count 0 [ 283.684528][T14964] EXT4-fs (loop0): Free/Dirty block details [ 283.690533][T14964] EXT4-fs (loop0): free_blocks=0 [ 283.695551][T14964] EXT4-fs (loop0): dirty_blocks=32 [ 283.700676][T14964] EXT4-fs (loop0): Block reservation details [ 283.706782][T14964] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 283.753421][T14975] loop1: detected capacity change from 0 to 2048 [ 283.847827][T14981] loop3: detected capacity change from 0 to 2048 [ 283.877033][T14982] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 283.929198][T14985] loop0: detected capacity change from 0 to 2048 [ 283.933319][T14989] loop2: detected capacity change from 0 to 2048 [ 283.957099][T14982] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 284.004986][T14982] EXT4-fs (loop4): This should not happen!! Data will be lost [ 284.004986][T14982] [ 284.014759][T14982] EXT4-fs (loop4): Total free blocks count 0 [ 284.021153][T14982] EXT4-fs (loop4): Free/Dirty block details [ 284.030188][T14995] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 284.045309][T14982] EXT4-fs (loop4): free_blocks=0 [ 284.050532][T14982] EXT4-fs (loop4): dirty_blocks=32 [ 284.055844][T14982] EXT4-fs (loop4): Block reservation details [ 284.057972][T14994] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 284.062016][T14982] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 284.081600][T14985] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 284.082661][T14995] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 284.109889][T14995] EXT4-fs (loop3): This should not happen!! Data will be lost [ 284.109889][T14995] [ 284.120372][T14995] EXT4-fs (loop3): Total free blocks count 0 [ 284.126653][T14995] EXT4-fs (loop3): Free/Dirty block details [ 284.132823][T14995] EXT4-fs (loop3): free_blocks=0 [ 284.138094][T14995] EXT4-fs (loop3): dirty_blocks=32 [ 284.143543][T14995] EXT4-fs (loop3): Block reservation details [ 284.149640][T14995] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 284.183672][T14994] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 284.197064][T14994] EXT4-fs (loop1): This should not happen!! Data will be lost [ 284.197064][T14994] [ 284.206888][T14994] EXT4-fs (loop1): Total free blocks count 0 [ 284.213108][T14994] EXT4-fs (loop1): Free/Dirty block details [ 284.219120][T14994] EXT4-fs (loop1): free_blocks=0 [ 284.224451][T14994] EXT4-fs (loop1): dirty_blocks=32 [ 284.227782][T14989] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 284.229735][T14994] EXT4-fs (loop1): Block reservation details [ 284.250544][T14994] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 284.361948][T15007] loop4: detected capacity change from 0 to 2048 [ 284.370110][T15005] loop0: detected capacity change from 0 to 2048 [ 284.397666][T15011] loop1: detected capacity change from 0 to 2048 [ 284.456806][T15015] loop3: detected capacity change from 0 to 2048 [ 284.474413][T15007] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 284.500582][T15005] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 284.529633][T15018] EXT4-fs error (device loop4): ext4_map_blocks:745: inode #18: block 62218: comm syz-executor.4: lblock 0 mapped to illegal pblock 62218 (length 1) [ 284.654354][T15030] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 284.663775][T15017] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 284.691748][T15030] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 284.707987][T15033] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 284.731483][T15033] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 284.744005][T15030] EXT4-fs (loop3): This should not happen!! Data will be lost [ 284.744005][T15030] [ 284.772399][T15033] EXT4-fs (loop1): This should not happen!! Data will be lost [ 284.772399][T15033] [ 284.799072][T15030] EXT4-fs (loop3): Total free blocks count 0 [ 284.805496][T15033] EXT4-fs (loop1): Total free blocks count 0 [ 284.811981][T15033] EXT4-fs (loop1): Free/Dirty block details [ 284.835917][T15030] EXT4-fs (loop3): Free/Dirty block details [ 284.842251][T15033] EXT4-fs (loop1): free_blocks=0 [ 284.847377][T15033] EXT4-fs (loop1): dirty_blocks=32 [ 284.863818][T15033] EXT4-fs (loop1): Block reservation details [ 284.869503][T15030] EXT4-fs (loop3): free_blocks=0 [ 284.890511][T15033] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 284.905466][T15030] EXT4-fs (loop3): dirty_blocks=32 [ 284.911224][T15030] EXT4-fs (loop3): Block reservation details [ 284.917484][T15030] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 284.932841][T15037] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 284.962447][T15047] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 284.994662][T15047] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 285.059378][T15047] EXT4-fs (loop4): This should not happen!! Data will be lost [ 285.059378][T15047] [ 285.111040][T15047] EXT4-fs (loop4): Total free blocks count 0 [ 285.141447][T15047] EXT4-fs (loop4): Free/Dirty block details [ 285.146466][T15057] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 285.167484][T15058] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 285.180890][T15047] EXT4-fs (loop4): free_blocks=0 [ 285.187379][T15047] EXT4-fs (loop4): dirty_blocks=32 [ 285.202775][T15057] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 285.221474][T15047] EXT4-fs (loop4): Block reservation details [ 285.231508][T15057] EXT4-fs (loop2): This should not happen!! Data will be lost [ 285.231508][T15057] [ 285.258753][T15047] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 285.276575][T15058] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 285.294164][T15057] EXT4-fs (loop2): Total free blocks count 0 [ 285.300231][T15057] EXT4-fs (loop2): Free/Dirty block details [ 285.308697][T15057] EXT4-fs (loop2): free_blocks=0 [ 285.321431][T15057] EXT4-fs (loop2): dirty_blocks=32 [ 285.327250][T15057] EXT4-fs (loop2): Block reservation details [ 285.334176][T15057] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 285.360302][T15058] EXT4-fs (loop1): This should not happen!! Data will be lost [ 285.360302][T15058] [ 285.366496][T15060] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 285.370227][T15058] EXT4-fs (loop1): Total free blocks count 0 [ 285.390882][T15058] EXT4-fs (loop1): Free/Dirty block details [ 285.397171][T15058] EXT4-fs (loop1): free_blocks=0 [ 285.402461][T15058] EXT4-fs (loop1): dirty_blocks=32 [ 285.407643][T15058] EXT4-fs (loop1): Block reservation details [ 285.410944][T15062] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 285.431588][T15058] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 285.652776][T15074] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 285.666341][T15082] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 285.732089][T15080] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 285.748461][T15098] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 285.763333][T15091] EXT4-fs error (device loop3): ext4_map_blocks:745: inode #18: block 62218: comm syz-executor.3: lblock 0 mapped to illegal pblock 62218 (length 1) [ 285.821461][T15098] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 285.841867][T15098] EXT4-fs (loop2): This should not happen!! Data will be lost [ 285.841867][T15098] [ 285.858599][T15098] EXT4-fs (loop2): Total free blocks count 0 [ 285.864785][T15098] EXT4-fs (loop2): Free/Dirty block details [ 285.870816][T15098] EXT4-fs (loop2): free_blocks=0 [ 285.875871][T15098] EXT4-fs (loop2): dirty_blocks=32 [ 285.881083][T15098] EXT4-fs (loop2): Block reservation details [ 285.887372][T15098] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 285.912187][T15105] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 286.022429][T15105] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 286.035177][T15105] EXT4-fs (loop0): This should not happen!! Data will be lost [ 286.035177][T15105] [ 286.048247][T15102] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 286.048812][T15105] EXT4-fs (loop0): Total free blocks count 0 [ 286.069659][T15105] EXT4-fs (loop0): Free/Dirty block details [ 286.076296][T15105] EXT4-fs (loop0): free_blocks=0 [ 286.082515][T15105] EXT4-fs (loop0): dirty_blocks=32 [ 286.122884][T15105] EXT4-fs (loop0): Block reservation details [ 286.128953][T15105] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 286.161875][T15123] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 286.192253][T15113] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 286.211998][T15123] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 286.224725][T15117] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 286.238330][T15123] EXT4-fs (loop3): This should not happen!! Data will be lost [ 286.238330][T15123] [ 286.249276][T15123] EXT4-fs (loop3): Total free blocks count 0 [ 286.255576][T15123] EXT4-fs (loop3): Free/Dirty block details [ 286.261645][T15123] EXT4-fs (loop3): free_blocks=0 [ 286.265173][T15122] EXT4-fs error (device loop1): ext4_map_blocks:745: inode #18: block 62218: comm syz-executor.1: lblock 0 mapped to illegal pblock 62218 (length 1) [ 286.266688][T15123] EXT4-fs (loop3): dirty_blocks=32 [ 286.287147][T15123] EXT4-fs (loop3): Block reservation details [ 286.308341][T15123] EXT4-fs (loop3): i_reserved_data_blocks=2 2026/02/20 23:27:59 executed programs: 2392 [ 286.487900][T15131] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 286.506308][T15128] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 286.550400][T15128] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 286.577191][T15128] EXT4-fs (loop4): This should not happen!! Data will be lost [ 286.577191][T15128] [ 286.610040][T15128] EXT4-fs (loop4): Total free blocks count 0 [ 286.616381][T15128] EXT4-fs (loop4): Free/Dirty block details [ 286.622395][T15128] EXT4-fs (loop4): free_blocks=0 [ 286.628674][T15128] EXT4-fs (loop4): dirty_blocks=32 [ 286.634798][T15128] EXT4-fs (loop4): Block reservation details [ 286.641013][T15128] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 286.684597][T15141] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 286.720251][T15154] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 286.782207][T15160] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 286.798714][T15154] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 286.818097][T15154] EXT4-fs (loop3): This should not happen!! Data will be lost [ 286.818097][T15154] [ 286.828063][T15154] EXT4-fs (loop3): Total free blocks count 0 [ 286.834284][T15154] EXT4-fs (loop3): Free/Dirty block details [ 286.838581][T15156] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 286.840393][T15154] EXT4-fs (loop3): free_blocks=0 [ 286.860084][T15154] EXT4-fs (loop3): dirty_blocks=32 [ 286.865354][T15154] EXT4-fs (loop3): Block reservation details [ 286.871506][T15154] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 286.906702][T15160] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 286.933785][T15160] EXT4-fs (loop2): This should not happen!! Data will be lost [ 286.933785][T15160] [ 286.943950][T15160] EXT4-fs (loop2): Total free blocks count 0 [ 286.950205][T15160] EXT4-fs (loop2): Free/Dirty block details [ 286.956543][T15160] EXT4-fs (loop2): free_blocks=0 [ 286.961687][T15160] EXT4-fs (loop2): dirty_blocks=32 [ 286.966898][T15160] EXT4-fs (loop2): Block reservation details [ 286.973026][T15160] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 287.028281][T15173] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 287.124757][T15173] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 287.137730][T15173] EXT4-fs (loop4): This should not happen!! Data will be lost [ 287.137730][T15173] [ 287.149994][T15173] EXT4-fs (loop4): Total free blocks count 0 [ 287.156779][T15173] EXT4-fs (loop4): Free/Dirty block details [ 287.162928][T15173] EXT4-fs (loop4): free_blocks=0 [ 287.168114][T15173] EXT4-fs (loop4): dirty_blocks=32 [ 287.173593][T15173] EXT4-fs (loop4): Block reservation details [ 287.173680][T15172] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 287.179713][T15173] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 287.321458][T15178] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 287.356612][T15195] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 287.374168][T15195] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 287.388722][T15195] EXT4-fs (loop2): This should not happen!! Data will be lost [ 287.388722][T15195] [ 287.412601][T15195] EXT4-fs (loop2): Total free blocks count 0 [ 287.418755][T15195] EXT4-fs (loop2): Free/Dirty block details [ 287.425305][T15195] EXT4-fs (loop2): free_blocks=0 [ 287.430521][T15195] EXT4-fs (loop2): dirty_blocks=32 [ 287.436022][T15195] EXT4-fs (loop2): Block reservation details [ 287.442427][T15197] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 287.465305][T15195] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 287.511853][T15197] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 287.564456][T15198] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 287.576133][T15197] EXT4-fs (loop3): This should not happen!! Data will be lost [ 287.576133][T15197] [ 287.588906][T15197] EXT4-fs (loop3): Total free blocks count 0 [ 287.595770][T15197] EXT4-fs (loop3): Free/Dirty block details [ 287.607295][T15197] EXT4-fs (loop3): free_blocks=0 [ 287.613056][T15197] EXT4-fs (loop3): dirty_blocks=32 [ 287.618174][T15197] EXT4-fs (loop3): Block reservation details [ 287.624245][T15197] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 287.628259][T15212] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 287.680960][T15206] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 287.711622][T15212] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 287.750482][T15212] EXT4-fs (loop4): This should not happen!! Data will be lost [ 287.750482][T15212] [ 287.768467][T15212] EXT4-fs (loop4): Total free blocks count 0 [ 287.778227][T15212] EXT4-fs (loop4): Free/Dirty block details [ 287.789484][T15212] EXT4-fs (loop4): free_blocks=0 [ 287.794849][T15212] EXT4-fs (loop4): dirty_blocks=32 [ 287.800012][T15212] EXT4-fs (loop4): Block reservation details [ 287.806390][T15212] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 287.936482][T15230] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 287.952067][T15230] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 287.975631][T15222] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 287.991514][T15230] EXT4-fs (loop3): This should not happen!! Data will be lost [ 287.991514][T15230] [ 288.002262][T15230] EXT4-fs (loop3): Total free blocks count 0 [ 288.014019][T15230] EXT4-fs (loop3): Free/Dirty block details [ 288.020093][T15230] EXT4-fs (loop3): free_blocks=0 [ 288.026660][T15230] EXT4-fs (loop3): dirty_blocks=32 [ 288.036903][T15230] EXT4-fs (loop3): Block reservation details [ 288.043418][T15230] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 288.070292][T15237] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 288.121832][T15232] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 288.136239][T15237] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 288.151890][T15237] EXT4-fs (loop1): This should not happen!! Data will be lost [ 288.151890][T15237] [ 288.161636][T15237] EXT4-fs (loop1): Total free blocks count 0 [ 288.167811][T15237] EXT4-fs (loop1): Free/Dirty block details [ 288.173800][T15237] EXT4-fs (loop1): free_blocks=0 [ 288.183595][T15237] EXT4-fs (loop1): dirty_blocks=32 [ 288.188995][T15237] EXT4-fs (loop1): Block reservation details [ 288.195303][T15237] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 288.360560][T15256] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 288.414785][T15245] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 288.442483][T15256] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 288.472661][T15253] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 288.487651][T15256] EXT4-fs (loop4): This should not happen!! Data will be lost [ 288.487651][T15256] [ 288.492422][T15261] set_capacity_and_notify: 38 callbacks suppressed [ 288.492439][T15261] loop1: detected capacity change from 0 to 2048 [ 288.516868][T15256] EXT4-fs (loop4): Total free blocks count 0 [ 288.523205][T15256] EXT4-fs (loop4): Free/Dirty block details [ 288.529819][T15264] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 288.536023][T15256] EXT4-fs (loop4): free_blocks=0 [ 288.553231][T15264] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 288.576963][T15264] EXT4-fs (loop3): This should not happen!! Data will be lost [ 288.576963][T15264] [ 288.587200][T15264] EXT4-fs (loop3): Total free blocks count 0 [ 288.587200][T15256] EXT4-fs (loop4): dirty_blocks=32 [ 288.587217][T15256] EXT4-fs (loop4): Block reservation details [ 288.593458][T15264] EXT4-fs (loop3): Free/Dirty block details [ 288.611263][T15256] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 288.611421][T15264] EXT4-fs (loop3): free_blocks=0 [ 288.622367][T15264] EXT4-fs (loop3): dirty_blocks=32 [ 288.627663][T15264] EXT4-fs (loop3): Block reservation details [ 288.636471][T15264] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 288.670520][T15269] loop2: detected capacity change from 0 to 2048 [ 288.718083][T15272] loop3: detected capacity change from 0 to 2048 [ 288.760644][T15261] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 288.776173][T15278] loop0: detected capacity change from 0 to 2048 [ 288.813973][T15269] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 288.819185][T15283] loop4: detected capacity change from 0 to 2048 [ 288.835572][T15272] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 288.990480][T15283] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 288.999241][T15292] loop2: detected capacity change from 0 to 2048 [ 289.022084][T15294] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 289.037399][T15294] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 289.051956][T15294] EXT4-fs (loop0): This should not happen!! Data will be lost [ 289.051956][T15294] [ 289.061119][T15296] loop3: detected capacity change from 0 to 2048 [ 289.062768][T15294] EXT4-fs (loop0): Total free blocks count 0 [ 289.110595][T15294] EXT4-fs (loop0): Free/Dirty block details [ 289.112922][T15301] loop1: detected capacity change from 0 to 2048 [ 289.137122][T15294] EXT4-fs (loop0): free_blocks=0 [ 289.178180][T15294] EXT4-fs (loop0): dirty_blocks=32 [ 289.183828][T15294] EXT4-fs (loop0): Block reservation details [ 289.190154][T15294] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 289.246463][T15296] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 289.278371][T15292] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 289.305239][T15311] loop4: detected capacity change from 0 to 2048 [ 289.319340][T15312] loop0: detected capacity change from 0 to 2048 [ 289.348794][T15301] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 289.493528][T15326] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 289.559968][T15326] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 289.607010][T15334] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 289.637124][T15326] EXT4-fs (loop4): This should not happen!! Data will be lost [ 289.637124][T15326] [ 289.639056][T15327] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 289.654814][T15334] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 289.664909][T15339] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 289.692097][T15339] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 289.694738][T15326] EXT4-fs (loop4): Total free blocks count 0 [ 289.719032][T15339] EXT4-fs (loop3): This should not happen!! Data will be lost [ 289.719032][T15339] [ 289.728794][T15339] EXT4-fs (loop3): Total free blocks count 0 [ 289.734893][T15339] EXT4-fs (loop3): Free/Dirty block details [ 289.738200][T15332] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 289.740872][T15339] EXT4-fs (loop3): free_blocks=0 [ 289.740884][T15339] EXT4-fs (loop3): dirty_blocks=32 [ 289.740893][T15339] EXT4-fs (loop3): Block reservation details [ 289.767923][T15326] EXT4-fs (loop4): Free/Dirty block details [ 289.771733][T15339] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 289.777954][T15326] EXT4-fs (loop4): free_blocks=0 [ 289.788848][T15334] EXT4-fs (loop0): This should not happen!! Data will be lost [ 289.788848][T15334] [ 289.814383][T15326] EXT4-fs (loop4): dirty_blocks=32 [ 289.831397][T15334] EXT4-fs (loop0): Total free blocks count 0 [ 289.834665][T15326] EXT4-fs (loop4): Block reservation details [ 289.840837][T15334] EXT4-fs (loop0): Free/Dirty block details [ 289.850240][T15334] EXT4-fs (loop0): free_blocks=0 [ 289.853536][T15326] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 289.856085][T15334] EXT4-fs (loop0): dirty_blocks=32 [ 289.871023][T15334] EXT4-fs (loop0): Block reservation details [ 289.890454][T15334] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 290.056670][T15355] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 290.172404][T15368] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 290.190285][T15368] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 290.202802][T15368] EXT4-fs (loop1): This should not happen!! Data will be lost [ 290.202802][T15368] [ 290.211877][T15355] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 290.213820][T15368] EXT4-fs (loop1): Total free blocks count 0 [ 290.230966][T15368] EXT4-fs (loop1): Free/Dirty block details [ 290.232873][T15359] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 290.238204][T15368] EXT4-fs (loop1): free_blocks=0 [ 290.254154][T15354] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 290.269630][T15368] EXT4-fs (loop1): dirty_blocks=32 [ 290.276237][T15355] EXT4-fs (loop2): This should not happen!! Data will be lost [ 290.276237][T15355] [ 290.288446][T15368] EXT4-fs (loop1): Block reservation details [ 290.291356][T15355] EXT4-fs (loop2): Total free blocks count 0 [ 290.300456][T15355] EXT4-fs (loop2): Free/Dirty block details [ 290.302122][T15357] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 290.321399][T15355] EXT4-fs (loop2): free_blocks=0 [ 290.326412][T15355] EXT4-fs (loop2): dirty_blocks=32 [ 290.326471][T15368] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 290.341643][T15355] EXT4-fs (loop2): Block reservation details [ 290.366514][T15355] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 290.643469][T15380] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 290.645104][T15390] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 290.680646][T15399] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 290.722858][T15405] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 290.738853][T15403] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 290.783449][T15399] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 290.806770][T15405] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 290.821470][T15399] EXT4-fs (loop1): This should not happen!! Data will be lost [ 290.821470][T15399] [ 290.842723][T15405] EXT4-fs (loop3): This should not happen!! Data will be lost [ 290.842723][T15405] [ 290.852493][T15405] EXT4-fs (loop3): Total free blocks count 0 [ 290.858718][T15399] EXT4-fs (loop1): Total free blocks count 0 [ 290.864723][T15403] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 290.877533][T15405] EXT4-fs (loop3): Free/Dirty block details [ 290.901423][T15405] EXT4-fs (loop3): free_blocks=0 [ 290.922194][T15405] EXT4-fs (loop3): dirty_blocks=32 [ 290.933926][T15405] EXT4-fs (loop3): Block reservation details [ 290.935576][T15403] EXT4-fs (loop4): This should not happen!! Data will be lost [ 290.935576][T15403] [ 290.947603][T15405] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 290.964875][T15403] EXT4-fs (loop4): Total free blocks count 0 [ 290.972968][T15403] EXT4-fs (loop4): Free/Dirty block details [ 290.973767][T15399] EXT4-fs (loop1): Free/Dirty block details [ 290.983217][T15403] EXT4-fs (loop4): free_blocks=0 [ 291.001568][T15399] EXT4-fs (loop1): free_blocks=0 [ 291.006587][T15399] EXT4-fs (loop1): dirty_blocks=32 [ 291.011821][T15399] EXT4-fs (loop1): Block reservation details [ 291.017921][T15399] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 291.020179][T15403] EXT4-fs (loop4): dirty_blocks=32 [ 291.040239][T15403] EXT4-fs (loop4): Block reservation details [ 291.063278][T15410] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 291.083988][T15403] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 291.305828][T15415] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 291.355555][T15415] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 291.375154][T15420] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 291.396489][T15415] EXT4-fs (loop3): This should not happen!! Data will be lost [ 291.396489][T15415] 2026/02/20 23:28:04 executed programs: 2441 [ 291.433232][T15415] EXT4-fs (loop3): Total free blocks count 0 [ 291.443665][T15415] EXT4-fs (loop3): Free/Dirty block details [ 291.455946][T15415] EXT4-fs (loop3): free_blocks=0 [ 291.462417][T15415] EXT4-fs (loop3): dirty_blocks=32 [ 291.467889][T15415] EXT4-fs (loop3): Block reservation details [ 291.474457][T15425] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 291.490021][T15415] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 291.496651][T15425] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 291.513663][T15433] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 291.525741][T15425] EXT4-fs (loop4): This should not happen!! Data will be lost [ 291.525741][T15425] [ 291.531954][T15440] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 291.539079][T15425] EXT4-fs (loop4): Total free blocks count 0 [ 291.570899][T15425] EXT4-fs (loop4): Free/Dirty block details [ 291.577454][T15425] EXT4-fs (loop4): free_blocks=0 [ 291.587139][T15425] EXT4-fs (loop4): dirty_blocks=32 [ 291.603895][T15425] EXT4-fs (loop4): Block reservation details [ 291.630527][T15440] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 291.641852][T15425] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 291.660805][T15440] EXT4-fs (loop1): This should not happen!! Data will be lost [ 291.660805][T15440] [ 291.671161][T15440] EXT4-fs (loop1): Total free blocks count 0 [ 291.677346][T15440] EXT4-fs (loop1): Free/Dirty block details [ 291.683748][T15440] EXT4-fs (loop1): free_blocks=0 [ 291.688764][T15440] EXT4-fs (loop1): dirty_blocks=32 [ 291.693952][T15440] EXT4-fs (loop1): Block reservation details [ 291.699989][T15440] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 291.734953][T15445] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 291.866646][T15463] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 291.903434][T15456] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 291.949816][T15470] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 291.998973][T15463] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 292.052440][T15470] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 292.054688][T15463] EXT4-fs (loop3): This should not happen!! Data will be lost [ 292.054688][T15463] [ 292.074693][T15463] EXT4-fs (loop3): Total free blocks count 0 [ 292.080798][T15463] EXT4-fs (loop3): Free/Dirty block details [ 292.084427][T15467] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 292.086915][T15463] EXT4-fs (loop3): free_blocks=0 [ 292.106423][T15463] EXT4-fs (loop3): dirty_blocks=32 [ 292.111936][T15463] EXT4-fs (loop3): Block reservation details [ 292.121372][T15463] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 292.145481][T15469] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 292.152396][T15470] EXT4-fs (loop4): This should not happen!! Data will be lost [ 292.152396][T15470] [ 292.170673][T15470] EXT4-fs (loop4): Total free blocks count 0 [ 292.179964][T15479] EXT4-fs error (device loop0): ext4_map_blocks:745: inode #18: block 62218: comm syz-executor.0: lblock 0 mapped to illegal pblock 62218 (length 1) [ 292.208941][T15470] EXT4-fs (loop4): Free/Dirty block details [ 292.222406][T15470] EXT4-fs (loop4): free_blocks=0 [ 292.228624][T15470] EXT4-fs (loop4): dirty_blocks=32 [ 292.240379][T15470] EXT4-fs (loop4): Block reservation details [ 292.256464][T15470] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 292.425420][T15498] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 292.478400][T15489] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 292.483805][T15502] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 292.540220][T15498] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 292.552759][T15498] EXT4-fs (loop2): This should not happen!! Data will be lost [ 292.552759][T15498] [ 292.562724][T15498] EXT4-fs (loop2): Total free blocks count 0 [ 292.569030][T15498] EXT4-fs (loop2): Free/Dirty block details [ 292.575246][T15498] EXT4-fs (loop2): free_blocks=0 [ 292.580738][T15498] EXT4-fs (loop2): dirty_blocks=32 [ 292.587250][T15498] EXT4-fs (loop2): Block reservation details [ 292.593477][T15498] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 292.639856][T15502] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 292.652229][T15502] EXT4-fs (loop3): This should not happen!! Data will be lost [ 292.652229][T15502] [ 292.655324][T15504] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 292.662143][T15502] EXT4-fs (loop3): Total free blocks count 0 [ 292.695111][T15502] EXT4-fs (loop3): Free/Dirty block details [ 292.701229][T15502] EXT4-fs (loop3): free_blocks=0 [ 292.704820][T15513] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 292.706279][T15502] EXT4-fs (loop3): dirty_blocks=32 [ 292.741558][T15502] EXT4-fs (loop3): Block reservation details [ 292.747607][T15502] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 292.805834][T15513] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 292.881423][T15513] EXT4-fs (loop1): This should not happen!! Data will be lost [ 292.881423][T15513] [ 292.915424][T15513] EXT4-fs (loop1): Total free blocks count 0 [ 292.931870][T15527] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 292.981649][T15513] EXT4-fs (loop1): Free/Dirty block details [ 292.987574][T15513] EXT4-fs (loop1): free_blocks=0 [ 292.993513][T15527] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 293.006508][T15534] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 293.021492][T15513] EXT4-fs (loop1): dirty_blocks=32 [ 293.026691][T15513] EXT4-fs (loop1): Block reservation details [ 293.039626][T15513] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 293.054214][T15527] EXT4-fs (loop2): This should not happen!! Data will be lost [ 293.054214][T15527] [ 293.101603][T15527] EXT4-fs (loop2): Total free blocks count 0 [ 293.110954][T15534] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 293.132007][T15527] EXT4-fs (loop2): Free/Dirty block details [ 293.138584][T15531] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 293.152884][T15527] EXT4-fs (loop2): free_blocks=0 [ 293.158817][T15534] EXT4-fs (loop0): This should not happen!! Data will be lost [ 293.158817][T15534] [ 293.168702][T15531] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 293.169077][T15540] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 293.191474][T15527] EXT4-fs (loop2): dirty_blocks=32 [ 293.200833][T15540] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 293.201371][T15527] EXT4-fs (loop2): Block reservation details [ 293.219127][T15540] EXT4-fs (loop3): This should not happen!! Data will be lost [ 293.219127][T15540] [ 293.231666][T15540] EXT4-fs (loop3): Total free blocks count 0 [ 293.237839][T15540] EXT4-fs (loop3): Free/Dirty block details [ 293.247348][T15540] EXT4-fs (loop3): free_blocks=0 [ 293.252526][T15540] EXT4-fs (loop3): dirty_blocks=32 [ 293.253580][T15534] EXT4-fs (loop0): Total free blocks count 0 [ 293.257703][T15540] EXT4-fs (loop3): Block reservation details [ 293.269154][T15527] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 293.281390][T15531] EXT4-fs (loop4): This should not happen!! Data will be lost [ 293.281390][T15531] [ 293.291575][T15540] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 293.313476][T15534] EXT4-fs (loop0): Free/Dirty block details [ 293.319417][T15534] EXT4-fs (loop0): free_blocks=0 [ 293.322013][T15531] EXT4-fs (loop4): Total free blocks count 0 [ 293.330510][T15531] EXT4-fs (loop4): Free/Dirty block details [ 293.336551][T15531] EXT4-fs (loop4): free_blocks=0 [ 293.341623][T15531] EXT4-fs (loop4): dirty_blocks=32 [ 293.346808][T15531] EXT4-fs (loop4): Block reservation details [ 293.354209][T15531] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 293.361689][T15534] EXT4-fs (loop0): dirty_blocks=32 [ 293.366896][T15534] EXT4-fs (loop0): Block reservation details [ 293.377336][T15534] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 293.415584][T15544] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 293.505303][T15553] set_capacity_and_notify: 36 callbacks suppressed [ 293.505320][T15553] loop4: detected capacity change from 0 to 2048 [ 293.532619][T15557] loop3: detected capacity change from 0 to 2048 [ 293.562636][T15558] loop0: detected capacity change from 0 to 2048 [ 293.572879][T15561] loop1: detected capacity change from 0 to 2048 [ 293.653193][T15571] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 293.687495][T15553] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 293.692779][T15561] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 293.741182][T15557] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 293.756092][T15571] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 293.771926][T15576] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 293.790170][T15571] EXT4-fs (loop2): This should not happen!! Data will be lost [ 293.790170][T15571] [ 293.831468][T15571] EXT4-fs (loop2): Total free blocks count 0 [ 293.846164][T15576] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 293.861470][T15571] EXT4-fs (loop2): Free/Dirty block details [ 293.863745][T15581] loop4: detected capacity change from 0 to 2048 [ 293.873281][T15571] EXT4-fs (loop2): free_blocks=0 [ 293.893927][T15571] EXT4-fs (loop2): dirty_blocks=32 [ 293.920664][T15576] EXT4-fs (loop0): This should not happen!! Data will be lost [ 293.920664][T15576] [ 293.930840][T15571] EXT4-fs (loop2): Block reservation details [ 293.942221][T15571] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 293.962228][T15576] EXT4-fs (loop0): Total free blocks count 0 [ 293.967518][T15587] loop3: detected capacity change from 0 to 2048 [ 293.968480][T15576] EXT4-fs (loop0): Free/Dirty block details [ 293.980757][T15576] EXT4-fs (loop0): free_blocks=0 [ 293.981017][T15585] loop1: detected capacity change from 0 to 2048 [ 293.985752][T15576] EXT4-fs (loop0): dirty_blocks=32 [ 293.997405][T15576] EXT4-fs (loop0): Block reservation details [ 294.003419][T15576] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 294.061533][T15581] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 294.112055][T15585] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 294.146464][T15596] loop2: detected capacity change from 0 to 2048 [ 294.153880][T15588] EXT4-fs error (device loop4): ext4_map_blocks:745: inode #18: block 62218: comm syz-executor.4: lblock 0 mapped to illegal pblock 62218 (length 1) [ 294.182515][T15599] loop0: detected capacity change from 0 to 2048 [ 294.211309][T15601] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 294.288891][T15601] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 294.301510][T15601] EXT4-fs (loop3): This should not happen!! Data will be lost [ 294.301510][T15601] [ 294.301687][T15606] loop4: detected capacity change from 0 to 2048 [ 294.311291][T15601] EXT4-fs (loop3): Total free blocks count 0 [ 294.323589][T15596] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 294.324262][T15601] EXT4-fs (loop3): Free/Dirty block details [ 294.344607][T15601] EXT4-fs (loop3): free_blocks=0 [ 294.349777][T15601] EXT4-fs (loop3): dirty_blocks=32 [ 294.354180][T15599] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 294.355360][T15601] EXT4-fs (loop3): Block reservation details [ 294.375881][T15601] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 294.562013][T15623] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 294.583938][T15623] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 294.587508][T15621] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 294.652151][T15623] EXT4-fs (loop1): This should not happen!! Data will be lost [ 294.652151][T15623] [ 294.663849][T15623] EXT4-fs (loop1): Total free blocks count 0 [ 294.670254][T15623] EXT4-fs (loop1): Free/Dirty block details [ 294.676689][T15623] EXT4-fs (loop1): free_blocks=0 [ 294.681836][T15623] EXT4-fs (loop1): dirty_blocks=32 [ 294.687007][T15623] EXT4-fs (loop1): Block reservation details [ 294.693217][T15623] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 294.699660][T15621] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 294.725961][T15621] EXT4-fs (loop4): This should not happen!! Data will be lost [ 294.725961][T15621] [ 294.736499][T15621] EXT4-fs (loop4): Total free blocks count 0 [ 294.742758][T15621] EXT4-fs (loop4): Free/Dirty block details [ 294.748894][T15621] EXT4-fs (loop4): free_blocks=0 [ 294.752809][T15626] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 294.754222][T15621] EXT4-fs (loop4): dirty_blocks=32 [ 294.771838][T15624] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 294.773688][T15621] EXT4-fs (loop4): Block reservation details [ 294.794380][T15621] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 294.821621][T15620] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 295.114483][T15647] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 295.137404][T15664] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 295.155132][T15665] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 295.173356][T15668] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 295.180775][T15658] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 295.235736][T15665] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 295.270897][T15664] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 295.285389][T15668] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 295.315853][T15665] EXT4-fs (loop4): This should not happen!! Data will be lost [ 295.315853][T15665] [ 295.339057][T15665] EXT4-fs (loop4): Total free blocks count 0 [ 295.345307][T15664] EXT4-fs (loop0): This should not happen!! Data will be lost [ 295.345307][T15664] [ 295.355125][T15668] EXT4-fs (loop1): This should not happen!! Data will be lost [ 295.355125][T15668] [ 295.367410][T15665] EXT4-fs (loop4): Free/Dirty block details [ 295.373915][T15665] EXT4-fs (loop4): free_blocks=0 [ 295.382398][T15665] EXT4-fs (loop4): dirty_blocks=32 [ 295.387608][T15664] EXT4-fs (loop0): Total free blocks count 0 [ 295.393703][T15665] EXT4-fs (loop4): Block reservation details [ 295.399777][T15665] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 295.404686][T15668] EXT4-fs (loop1): Total free blocks count 0 [ 295.421408][T15664] EXT4-fs (loop0): Free/Dirty block details [ 295.442425][T15668] EXT4-fs (loop1): Free/Dirty block details [ 295.448354][T15668] EXT4-fs (loop1): free_blocks=0 [ 295.453348][T15668] EXT4-fs (loop1): dirty_blocks=32 [ 295.457217][T15674] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 295.458536][T15668] EXT4-fs (loop1): Block reservation details [ 295.458548][T15668] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 295.479372][T15664] EXT4-fs (loop0): free_blocks=0 [ 295.524107][T15664] EXT4-fs (loop0): dirty_blocks=32 [ 295.529309][T15664] EXT4-fs (loop0): Block reservation details [ 295.539977][T15664] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 295.554234][T15676] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 295.710906][T15684] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 295.743849][T15684] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 295.760277][T15689] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 295.775283][T15684] EXT4-fs (loop4): This should not happen!! Data will be lost [ 295.775283][T15684] [ 295.785433][T15684] EXT4-fs (loop4): Total free blocks count 0 [ 295.791657][T15684] EXT4-fs (loop4): Free/Dirty block details [ 295.797678][T15684] EXT4-fs (loop4): free_blocks=0 [ 295.803068][T15684] EXT4-fs (loop4): dirty_blocks=32 [ 295.808273][T15684] EXT4-fs (loop4): Block reservation details [ 295.815172][T15684] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 295.877571][T15696] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 295.945182][T15708] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 296.022265][T15708] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 296.065603][T15708] EXT4-fs (loop2): This should not happen!! Data will be lost [ 296.065603][T15708] [ 296.075612][T15708] EXT4-fs (loop2): Total free blocks count 0 [ 296.082120][T15708] EXT4-fs (loop2): Free/Dirty block details [ 296.083826][T15706] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 296.088163][T15708] EXT4-fs (loop2): free_blocks=0 [ 296.108960][T15708] EXT4-fs (loop2): dirty_blocks=32 [ 296.114314][T15708] EXT4-fs (loop2): Block reservation details [ 296.120493][T15708] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 296.231788][T15714] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 296.297053][T15727] EXT4-fs error (device loop4): ext4_map_blocks:745: inode #18: block 62218: comm syz-executor.4: lblock 0 mapped to illegal pblock 62218 (length 1) [ 296.317248][T15732] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 296.317829][T15716] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 296.348409][T15714] EXT4-fs error (device loop4): ext4_map_blocks:635: inode #18: block 62218: comm syz-executor.4: lblock 0 mapped to illegal pblock 62218 (length 1) [ 296.365352][T15716] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 296.378141][T15716] EXT4-fs (loop1): This should not happen!! Data will be lost [ 296.378141][T15716] [ 296.388191][T15716] EXT4-fs (loop1): Total free blocks count 0 [ 296.394800][T15716] EXT4-fs (loop1): Free/Dirty block details [ 296.435914][T15716] EXT4-fs (loop1): free_blocks=0 [ 296.450828][T15732] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 296.465673][T15732] EXT4-fs (loop0): This should not happen!! Data will be lost [ 296.465673][T15732] [ 296.475460][T15732] EXT4-fs (loop0): Total free blocks count 0 [ 296.481590][T15732] EXT4-fs (loop0): Free/Dirty block details [ 296.483799][T15734] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 296.487578][T15732] EXT4-fs (loop0): free_blocks=0 [ 296.507389][T15732] EXT4-fs (loop0): dirty_blocks=32 [ 296.512558][T15732] EXT4-fs (loop0): Block reservation details [ 296.516535][T15747] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 296.519145][T15732] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 296.539203][T15716] EXT4-fs (loop1): dirty_blocks=32 [ 296.556710][T15716] EXT4-fs (loop1): Block reservation details [ 296.568041][T15716] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 296.581558][T15747] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 2026/02/20 23:28:09 executed programs: 2490 [ 296.671364][T15747] EXT4-fs (loop3): This should not happen!! Data will be lost [ 296.671364][T15747] [ 296.672173][T15746] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 296.681022][T15747] EXT4-fs (loop3): Total free blocks count 0 [ 296.681043][T15747] EXT4-fs (loop3): Free/Dirty block details [ 296.681053][T15747] EXT4-fs (loop3): free_blocks=0 [ 296.681062][T15747] EXT4-fs (loop3): dirty_blocks=32 [ 296.681071][T15747] EXT4-fs (loop3): Block reservation details [ 296.681079][T15747] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 296.876520][T15756] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 296.951204][T15774] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 296.990364][T15780] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 297.011589][T15774] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 297.032873][T15780] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 297.036220][T15774] EXT4-fs (loop1): This should not happen!! Data will be lost [ 297.036220][T15774] [ 297.068385][T15781] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 297.093941][T15772] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 297.125653][T15774] EXT4-fs (loop1): Total free blocks count 0 [ 297.132021][T15774] EXT4-fs (loop1): Free/Dirty block details [ 297.138059][T15774] EXT4-fs (loop1): free_blocks=0 [ 297.143458][T15774] EXT4-fs (loop1): dirty_blocks=32 [ 297.148715][T15774] EXT4-fs (loop1): Block reservation details [ 297.163540][T15781] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 297.169162][T15774] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 297.184013][T15780] EXT4-fs (loop2): This should not happen!! Data will be lost [ 297.184013][T15780] [ 297.194083][T15780] EXT4-fs (loop2): Total free blocks count 0 [ 297.200213][T15780] EXT4-fs (loop2): Free/Dirty block details [ 297.206533][T15780] EXT4-fs (loop2): free_blocks=0 [ 297.215034][T15780] EXT4-fs (loop2): dirty_blocks=32 [ 297.221898][T15781] EXT4-fs (loop4): This should not happen!! Data will be lost [ 297.221898][T15781] [ 297.222433][T15780] EXT4-fs (loop2): Block reservation details [ 297.241927][T15780] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 297.260173][T15781] EXT4-fs (loop4): Total free blocks count 0 [ 297.281404][T15781] EXT4-fs (loop4): Free/Dirty block details [ 297.293317][T15781] EXT4-fs (loop4): free_blocks=0 [ 297.298592][T15781] EXT4-fs (loop4): dirty_blocks=32 [ 297.315139][T15781] EXT4-fs (loop4): Block reservation details [ 297.321238][T15781] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 297.409819][T15798] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 297.556905][T15792] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 297.592824][T15794] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 297.597078][T15798] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 297.623197][T15794] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 297.627533][T15796] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 297.639203][T15794] EXT4-fs (loop1): This should not happen!! Data will be lost [ 297.639203][T15794] [ 297.660094][T15794] EXT4-fs (loop1): Total free blocks count 0 [ 297.666230][T15794] EXT4-fs (loop1): Free/Dirty block details [ 297.672391][T15794] EXT4-fs (loop1): free_blocks=0 [ 297.677435][T15794] EXT4-fs (loop1): dirty_blocks=32 [ 297.682739][T15794] EXT4-fs (loop1): Block reservation details [ 297.688818][T15794] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 297.695095][T15798] EXT4-fs (loop0): This should not happen!! Data will be lost [ 297.695095][T15798] [ 297.718229][T15798] EXT4-fs (loop0): Total free blocks count 0 [ 297.724502][T15798] EXT4-fs (loop0): Free/Dirty block details [ 297.730444][T15798] EXT4-fs (loop0): free_blocks=0 [ 297.735496][T15798] EXT4-fs (loop0): dirty_blocks=32 [ 297.740628][T15798] EXT4-fs (loop0): Block reservation details [ 297.746657][T15798] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 297.801637][T15815] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 297.873445][T15815] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 297.924073][T15815] EXT4-fs (loop4): This should not happen!! Data will be lost [ 297.924073][T15815] [ 297.934003][T15815] EXT4-fs (loop4): Total free blocks count 0 [ 297.940062][T15815] EXT4-fs (loop4): Free/Dirty block details [ 297.946403][T15815] EXT4-fs (loop4): free_blocks=0 [ 297.951434][T15815] EXT4-fs (loop4): dirty_blocks=32 [ 297.956699][T15815] EXT4-fs (loop4): Block reservation details [ 297.962835][T15815] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 298.015576][T15819] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 298.031848][T15817] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 298.072014][T15822] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 298.188657][T15832] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 298.221904][T15837] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 298.245405][T15843] EXT4-fs error (device loop0): ext4_map_blocks:745: inode #18: block 62218: comm syz-executor.0: lblock 0 mapped to illegal pblock 62218 (length 1) [ 298.411846][T15848] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 298.467552][T15863] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 298.492764][T15861] EXT4-fs error (device loop3): ext4_map_blocks:745: inode #18: block 62218: comm syz-executor.3: lblock 0 mapped to illegal pblock 62218 (length 1) [ 298.520634][T15863] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 298.520718][T15854] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 298.533430][T15863] EXT4-fs (loop2): This should not happen!! Data will be lost [ 298.533430][T15863] [ 298.557636][T15863] EXT4-fs (loop2): Total free blocks count 0 [ 298.564163][T15863] EXT4-fs (loop2): Free/Dirty block details [ 298.570153][T15863] EXT4-fs (loop2): free_blocks=0 [ 298.575381][T15863] EXT4-fs (loop2): dirty_blocks=32 [ 298.577246][T15858] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 298.580495][T15863] EXT4-fs (loop2): Block reservation details [ 298.580506][T15863] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 298.610528][T15860] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 298.698691][T15876] set_capacity_and_notify: 42 callbacks suppressed [ 298.698709][T15876] loop1: detected capacity change from 0 to 2048 [ 298.699101][T15874] loop3: detected capacity change from 0 to 2048 [ 298.746392][T15878] loop2: detected capacity change from 0 to 2048 [ 298.813117][T15883] loop0: detected capacity change from 0 to 2048 [ 298.843768][T15887] loop4: detected capacity change from 0 to 2048 [ 298.872844][T15878] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 298.892624][T15892] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 298.914285][T15876] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 299.001636][T15892] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 299.014099][T15892] EXT4-fs (loop3): This should not happen!! Data will be lost [ 299.014099][T15892] [ 299.024325][T15902] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 299.039321][T15892] EXT4-fs (loop3): Total free blocks count 0 [ 299.052074][T15902] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 299.096953][T15892] EXT4-fs (loop3): Free/Dirty block details [ 299.102941][T15892] EXT4-fs (loop3): free_blocks=0 [ 299.115751][T15905] loop2: detected capacity change from 0 to 2048 [ 299.122096][T15904] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 299.136754][T15892] EXT4-fs (loop3): dirty_blocks=32 [ 299.136790][T15904] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 299.141898][T15892] EXT4-fs (loop3): Block reservation details [ 299.170081][T15892] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 299.180886][T15902] EXT4-fs (loop4): This should not happen!! Data will be lost [ 299.180886][T15902] [ 299.184982][T15907] loop1: detected capacity change from 0 to 2048 [ 299.194400][T15904] EXT4-fs (loop0): This should not happen!! Data will be lost [ 299.194400][T15904] [ 299.228317][T15902] EXT4-fs (loop4): Total free blocks count 0 [ 299.234698][T15902] EXT4-fs (loop4): Free/Dirty block details [ 299.240620][T15902] EXT4-fs (loop4): free_blocks=0 [ 299.245875][T15902] EXT4-fs (loop4): dirty_blocks=32 [ 299.251077][T15902] EXT4-fs (loop4): Block reservation details [ 299.257100][T15902] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 299.263458][T15904] EXT4-fs (loop0): Total free blocks count 0 [ 299.269451][T15904] EXT4-fs (loop0): Free/Dirty block details [ 299.275538][T15904] EXT4-fs (loop0): free_blocks=0 [ 299.280687][T15904] EXT4-fs (loop0): dirty_blocks=32 [ 299.285838][T15904] EXT4-fs (loop0): Block reservation details [ 299.291922][T15904] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 299.326674][T15905] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 299.348501][T15915] loop3: detected capacity change from 0 to 2048 [ 299.400595][T15918] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 299.435041][T15918] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 299.450388][T15919] loop4: detected capacity change from 0 to 2048 [ 299.473745][T15918] EXT4-fs (loop1): This should not happen!! Data will be lost [ 299.473745][T15918] [ 299.485702][T15918] EXT4-fs (loop1): Total free blocks count 0 [ 299.491899][T15918] EXT4-fs (loop1): Free/Dirty block details [ 299.498964][T15918] EXT4-fs (loop1): free_blocks=0 [ 299.504054][T15918] EXT4-fs (loop1): dirty_blocks=32 [ 299.509161][T15918] EXT4-fs (loop1): Block reservation details [ 299.521148][T15918] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 299.540241][T15926] loop2: detected capacity change from 0 to 2048 [ 299.553735][T15915] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 299.613261][T15919] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 299.718792][T15926] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 299.772351][T15946] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 299.803598][T15946] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 299.821389][T15946] EXT4-fs (loop0): This should not happen!! Data will be lost [ 299.821389][T15946] [ 299.882382][T15946] EXT4-fs (loop0): Total free blocks count 0 [ 299.891450][T15946] EXT4-fs (loop0): Free/Dirty block details [ 299.929118][T15946] EXT4-fs (loop0): free_blocks=0 [ 299.949326][T15946] EXT4-fs (loop0): dirty_blocks=32 [ 299.991978][T15946] EXT4-fs (loop0): Block reservation details [ 299.998700][T15952] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 300.035715][T15946] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 300.071410][T15952] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 300.109979][T15952] EXT4-fs (loop1): This should not happen!! Data will be lost [ 300.109979][T15952] [ 300.136278][T15962] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 300.151522][T15963] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 300.166342][T15952] EXT4-fs (loop1): Total free blocks count 0 [ 300.170097][T15964] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 300.172398][T15952] EXT4-fs (loop1): Free/Dirty block details [ 300.193001][T15952] EXT4-fs (loop1): free_blocks=0 [ 300.193258][T15962] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 300.197947][T15952] EXT4-fs (loop1): dirty_blocks=32 [ 300.197965][T15952] EXT4-fs (loop1): Block reservation details [ 300.197974][T15952] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 300.227909][T15963] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 300.299272][T15963] EXT4-fs (loop4): This should not happen!! Data will be lost [ 300.299272][T15963] [ 300.318174][T15964] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 300.330689][T15963] EXT4-fs (loop4): Total free blocks count 0 [ 300.330709][T15963] EXT4-fs (loop4): Free/Dirty block details [ 300.330719][T15963] EXT4-fs (loop4): free_blocks=0 [ 300.339744][T15964] EXT4-fs (loop2): This should not happen!! Data will be lost [ 300.339744][T15964] [ 300.357331][T15964] EXT4-fs (loop2): Total free blocks count 0 [ 300.366720][T15964] EXT4-fs (loop2): Free/Dirty block details [ 300.374657][T15964] EXT4-fs (loop2): free_blocks=0 [ 300.382337][T15962] EXT4-fs (loop3): This should not happen!! Data will be lost [ 300.382337][T15962] [ 300.383453][T15964] EXT4-fs (loop2): dirty_blocks=32 [ 300.392140][T15962] EXT4-fs (loop3): Total free blocks count 0 [ 300.403435][T15962] EXT4-fs (loop3): Free/Dirty block details [ 300.409503][T15962] EXT4-fs (loop3): free_blocks=0 [ 300.413788][T15968] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 300.414468][T15962] EXT4-fs (loop3): dirty_blocks=32 [ 300.430667][T15963] EXT4-fs (loop4): dirty_blocks=32 [ 300.434710][T15962] EXT4-fs (loop3): Block reservation details [ 300.445776][T15962] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 300.446801][T15963] EXT4-fs (loop4): Block reservation details [ 300.452160][T15964] EXT4-fs (loop2): Block reservation details [ 300.470165][T15964] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 300.481418][T15963] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 300.534912][T15973] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 300.766902][T15979] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 300.795215][T15979] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 300.797523][T15983] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 300.822478][T15979] EXT4-fs (loop2): This should not happen!! Data will be lost [ 300.822478][T15979] [ 300.822501][T15979] EXT4-fs (loop2): Total free blocks count 0 [ 300.822513][T15979] EXT4-fs (loop2): Free/Dirty block details [ 300.822523][T15979] EXT4-fs (loop2): free_blocks=0 [ 300.822540][T15979] EXT4-fs (loop2): dirty_blocks=32 [ 300.822549][T15979] EXT4-fs (loop2): Block reservation details [ 300.822557][T15979] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 300.872964][T16000] EXT4-fs error (device loop4): ext4_map_blocks:745: inode #18: block 62218: comm syz-executor.4: lblock 0 mapped to illegal pblock 62218 (length 1) [ 300.947608][T15992] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 300.968338][T16004] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 300.996041][T15983] EXT4-fs error (device loop4): ext4_map_blocks:635: inode #18: block 62218: comm syz-executor.4: lblock 0 mapped to illegal pblock 62218 (length 1) [ 301.031549][T15994] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 301.073035][T16004] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 301.086492][T15983] EXT4-fs error (device loop4): ext4_map_blocks:635: inode #18: block 62218: comm syz-executor.4: lblock 0 mapped to illegal pblock 62218 (length 1) [ 301.130942][T16004] EXT4-fs (loop3): This should not happen!! Data will be lost [ 301.130942][T16004] [ 301.146370][T16004] EXT4-fs (loop3): Total free blocks count 0 [ 301.152814][T16004] EXT4-fs (loop3): Free/Dirty block details [ 301.158898][T16004] EXT4-fs (loop3): free_blocks=0 [ 301.160045][T15983] EXT4-fs error (device loop4): ext4_map_blocks:635: inode #18: block 62218: comm syz-executor.4: lblock 0 mapped to illegal pblock 62218 (length 1) [ 301.164259][T16004] EXT4-fs (loop3): dirty_blocks=32 [ 301.184498][T16004] EXT4-fs (loop3): Block reservation details [ 301.190601][T16004] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 301.296766][T16009] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 301.333001][T16024] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 301.356109][T16024] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 301.356224][T16017] EXT4-fs error (device loop2): ext4_map_blocks:745: inode #18: block 62218: comm syz-executor.2: lblock 0 mapped to illegal pblock 62218 (length 1) [ 301.395225][T16024] EXT4-fs (loop0): This should not happen!! Data will be lost [ 301.395225][T16024] [ 301.406511][T16024] EXT4-fs (loop0): Total free blocks count 0 [ 301.412728][T16024] EXT4-fs (loop0): Free/Dirty block details [ 301.418799][T16024] EXT4-fs (loop0): free_blocks=0 [ 301.429598][T16024] EXT4-fs (loop0): dirty_blocks=32 [ 301.441180][T16024] EXT4-fs (loop0): Block reservation details [ 301.447450][T16024] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 301.455375][T16021] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 301.516132][T16019] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 301.657597][T16042] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 301.674495][T16042] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 301.688639][T16042] EXT4-fs (loop4): This should not happen!! Data will be lost [ 301.688639][T16042] 2026/02/20 23:28:14 executed programs: 2540 [ 301.708044][T16034] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 301.737575][T16042] EXT4-fs (loop4): Total free blocks count 0 [ 301.761433][T16042] EXT4-fs (loop4): Free/Dirty block details [ 301.767418][T16042] EXT4-fs (loop4): free_blocks=0 [ 301.772957][T16042] EXT4-fs (loop4): dirty_blocks=32 [ 301.778132][T16042] EXT4-fs (loop4): Block reservation details [ 301.784666][T16042] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 301.883642][T16055] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 301.951528][T16057] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 301.974521][T16053] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 301.991378][T16055] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 302.056255][T16057] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 302.073484][T16055] EXT4-fs (loop0): This should not happen!! Data will be lost [ 302.073484][T16055] [ 302.074929][T16059] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 302.083244][T16055] EXT4-fs (loop0): Total free blocks count 0 [ 302.104050][T16055] EXT4-fs (loop0): Free/Dirty block details [ 302.110101][T16055] EXT4-fs (loop0): free_blocks=0 [ 302.115117][T16055] EXT4-fs (loop0): dirty_blocks=32 [ 302.120454][T16055] EXT4-fs (loop0): Block reservation details [ 302.126563][T16055] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 302.132941][T16057] EXT4-fs (loop3): This should not happen!! Data will be lost [ 302.132941][T16057] [ 302.141133][T16064] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 302.143201][T16057] EXT4-fs (loop3): Total free blocks count 0 [ 302.163525][T16057] EXT4-fs (loop3): Free/Dirty block details [ 302.169740][T16057] EXT4-fs (loop3): free_blocks=0 [ 302.174766][T16057] EXT4-fs (loop3): dirty_blocks=32 [ 302.179956][T16057] EXT4-fs (loop3): Block reservation details [ 302.186198][T16057] EXT4-fs (loop3): i_reserved_data_blocks=2 [ 302.425053][T16090] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 302.494581][T16090] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 302.507243][T16086] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 302.518598][T16090] EXT4-fs (loop1): This should not happen!! Data will be lost [ 302.518598][T16090] [ 302.531551][T16090] EXT4-fs (loop1): Total free blocks count 0 [ 302.537540][T16090] EXT4-fs (loop1): Free/Dirty block details [ 302.543614][T16090] EXT4-fs (loop1): free_blocks=0 [ 302.548549][T16090] EXT4-fs (loop1): dirty_blocks=32 [ 302.552382][T16096] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 302.553750][T16090] EXT4-fs (loop1): Block reservation details [ 302.574335][T16090] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 302.574795][T16085] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 302.599763][T16091] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 302.643071][T16096] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 302.673857][T16096] EXT4-fs (loop0): This should not happen!! Data will be lost [ 302.673857][T16096] [ 302.731733][T16096] EXT4-fs (loop0): Total free blocks count 0 [ 302.741093][T16096] EXT4-fs (loop0): Free/Dirty block details [ 302.760556][T16096] EXT4-fs (loop0): free_blocks=0 [ 302.766365][T16096] EXT4-fs (loop0): dirty_blocks=32 [ 302.772521][T16096] EXT4-fs (loop0): Block reservation details [ 302.779130][T16096] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 302.882464][T16107] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 302.930620][T16123] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 302.953891][T16123] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 302.971170][T16125] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 303.043002][T16118] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 303.051450][T16123] EXT4-fs (loop4): This should not happen!! Data will be lost [ 303.051450][T16123] [ 303.067676][ T400] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm ext4lazyinit: bg 0: block 234: padding at end of block bitmap is not set [ 303.089620][T16123] EXT4-fs (loop4): Total free blocks count 0 [ 303.104853][T16123] EXT4-fs (loop4): Free/Dirty block details [ 303.119121][T16123] EXT4-fs (loop4): free_blocks=0 [ 303.126389][T16125] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 303.141492][T16123] EXT4-fs (loop4): dirty_blocks=32 [ 303.146714][T16123] EXT4-fs (loop4): Block reservation details [ 303.155084][T16123] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 303.185095][T16125] EXT4-fs (loop2): This should not happen!! Data will be lost [ 303.185095][T16125] [ 303.217907][T16125] EXT4-fs (loop2): Total free blocks count 0 [ 303.224211][T16125] EXT4-fs (loop2): Free/Dirty block details [ 303.230419][T16125] EXT4-fs (loop2): free_blocks=0 [ 303.235623][T16125] EXT4-fs (loop2): dirty_blocks=32 [ 303.240928][T16125] EXT4-fs (loop2): Block reservation details [ 303.247108][T16125] EXT4-fs (loop2): i_reserved_data_blocks=2 [ 303.348181][T16145] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 303.421710][T16145] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 303.454118][T16141] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 303.483546][T16145] EXT4-fs (loop1): This should not happen!! Data will be lost [ 303.483546][T16145] [ 303.501826][T16145] EXT4-fs (loop1): Total free blocks count 0 [ 303.507983][T16145] EXT4-fs (loop1): Free/Dirty block details [ 303.514100][T16145] EXT4-fs (loop1): free_blocks=0 [ 303.519146][T16145] EXT4-fs (loop1): dirty_blocks=32 [ 303.531369][T16145] EXT4-fs (loop1): Block reservation details [ 303.541861][T16161] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 303.565924][T16145] EXT4-fs (loop1): i_reserved_data_blocks=2 [ 303.611456][T16161] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 303.634086][T16151] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz-executor.2: bg 0: block 234: padding at end of block bitmap is not set [ 303.668513][T16154] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 303.683585][T16161] EXT4-fs (loop4): This should not happen!! Data will be lost [ 303.683585][T16161] [ 303.693711][T16161] EXT4-fs (loop4): Total free blocks count 0 [ 303.704078][T16165] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 4 with error 28 [ 303.706934][T16154] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 303.724694][T16167] set_capacity_and_notify: 38 callbacks suppressed [ 303.724711][T16167] loop3: detected capacity change from 0 to 2048 [ 303.730666][T16161] EXT4-fs (loop4): Free/Dirty block details [ 303.768975][T16170] loop1: detected capacity change from 0 to 2048 [ 303.779598][T16154] EXT4-fs (loop0): This should not happen!! Data will be lost [ 303.779598][T16154] [ 303.784204][T16165] EXT4-fs (loop2): This should not happen!! Data will be lost [ 303.784204][T16165] [ 303.799539][T16154] EXT4-fs (loop0): Total free blocks count 0 [ 303.809535][T16154] EXT4-fs (loop0): Free/Dirty block details [ 303.843793][T16154] EXT4-fs (loop0): free_blocks=0 [ 303.846997][T16165] EXT4-fs (loop2): Total free blocks count 0 [ 303.861388][T16161] EXT4-fs (loop4): free_blocks=0 [ 303.863599][T16165] EXT4-fs (loop2): Free/Dirty block details [ 303.866564][T16161] EXT4-fs (loop4): dirty_blocks=32 [ 303.878325][T16161] EXT4-fs (loop4): Block reservation details [ 303.881392][T16154] EXT4-fs (loop0): dirty_blocks=32 [ 303.884509][T16161] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 303.895151][T16154] EXT4-fs (loop0): Block reservation details [ 303.906914][T16165] EXT4-fs (loop2): free_blocks=0 [ 303.918888][T16167] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 303.933703][T16154] EXT4-fs (loop0): i_reserved_data_blocks=2 [ 303.942050][T16170] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz-executor.1: bg 0: block 234: padding at end of block bitmap is not set [ 303.960391][T16165] EXT4-fs (loop2): dirty_blocks=16 [ 303.978968][T16165] EXT4-fs (loop2): Block reservation details [ 304.004070][T16165] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 304.068416][T16181] loop4: detected capacity change from 0 to 2048 [ 304.078985][T16183] loop0: detected capacity change from 0 to 2048 [ 304.110793][T16186] loop3: detected capacity change from 0 to 2048 [ 304.178962][T16190] loop1: detected capacity change from 0 to 2048 [ 304.192839][ T8] ------------[ cut here ]------------ [ 304.198313][ T8] kernel BUG at fs/ext4/inode.c:2761! [ 304.213768][ T8] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 304.219872][ T8] CPU: 1 PID: 8 Comm: kworker/u4:0 Tainted: G W syzkaller #0 [ 304.220445][T16183] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz-executor.0: bg 0: block 234: padding at end of block bitmap is not set [ 304.228634][ T8] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 304.228652][ T8] Workqueue: writeback wb_workfn (flush-7:2) [ 304.247295][T16181] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 304.253379][ T8] [ 304.253389][ T8] RIP: 0010:ext4_writepages+0x30c2/0x30e0 [ 304.253417][ T8] Code: 1d 85 ff 84 db 75 31 e8 bc 1a 85 ff 49 bc 00 00 00 00 00 fc ff df 4c 8b 7c 24 10 4c 8b 6c 24 40 e9 08 d3 ff ff e8 9e 1a 85 ff <0f> 0b e8 97 1a 85 ff e8 6e 2b 14 ff eb 93 e8 8b 1a 85 ff e8 62 2b [ 304.253429][ T8] RSP: 0018:ffffc90000087100 EFLAGS: 00010293 [ 304.253443][ T8] RAX: ffffffff81ec5172 RBX: 000000c410000000 RCX: ffff888100298000 [ 304.253454][ T8] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 304.253463][ T8] RBP: ffffc90000087470 R08: ffff88812b093987 R09: 1ffff11025612730 [ 304.253474][ T8] R10: dffffc0000000000 R11: ffffed1025612731 R12: dffffc0000000000 [ 304.263211][T16186] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz-executor.3: bg 0: block 234: padding at end of block bitmap is not set [ 304.273998][ T8] R13: ffff88811c80a000 R14: 0000008000000000 R15: 1ffff92000010e4c [ 304.274013][ T8] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 304.274026][ T8] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 304.274037][ T8] CR2: 00007f53e7de3000 CR3: 000000012677f000 CR4: 00000000003506a0 [ 304.274050][ T8] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 304.274059][ T8] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 304.274069][ T8] Call Trace: [ 304.405337][ T8] [ 304.408356][ T8] ? __kasan_check_read+0x11/0x20 [ 304.413390][ T8] ? mark_page_accessed+0x55/0x70 [ 304.418415][ T8] ? __find_get_block+0xad7/0xeb0 [ 304.423447][ T8] ? __cfi___find_get_block+0x10/0x10 [ 304.428836][ T8] ? __cfi_ext4_writepages+0x10/0x10 [ 304.434136][ T8] ? __cfi____update_load_sum+0x10/0x10 [ 304.439697][ T8] ? __cfi_ext4_writepages+0x10/0x10 [ 304.444990][ T8] do_writepages+0x3a4/0x5f0 [ 304.449604][ T8] ? __update_load_avg_cfs_rq+0xaf/0x2f0 [ 304.455246][ T8] ? __cfi_do_writepages+0x10/0x10 [ 304.460469][ T8] ? __kasan_check_write+0x14/0x20 [ 304.465673][ T8] ? _raw_spin_lock+0x94/0xf0 [ 304.470448][ T8] __writeback_single_inode+0xc6/0xad0 [ 304.475995][ T8] ? inode_io_list_move_locked+0x366/0x3d0 [ 304.481953][ T8] writeback_sb_inodes+0xa10/0x15d0 [ 304.487257][ T8] ? queue_io+0x4c0/0x4c0 [ 304.491592][ T8] ? __kasan_check_read+0x11/0x20 [ 304.496617][ T8] ? queue_io+0x382/0x4c0 [ 304.500951][ T8] wb_writeback+0x40b/0x9d0 [ 304.505465][ T8] ? inode_cgwb_move_to_attached+0x3e0/0x3e0 [ 304.511462][ T8] ? set_worker_desc+0x1ba/0x1f0 [ 304.516412][ T8] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 304.521960][ T8] ? __kasan_check_write+0x14/0x20 [ 304.527061][ T8] ? loop_process_work+0x1e34/0x1f10 [ 304.532331][ T8] wb_workfn+0x378/0xeb0 [ 304.536557][ T8] ? sched_clock_cpu+0x6e/0x260 [ 304.541391][ T8] ? __cfi_wb_workfn+0x10/0x10 [ 304.546254][ T8] ? __cfi_sched_clock_cpu+0x10/0x10 [ 304.551605][ T8] ? __kasan_check_read+0x11/0x20 [ 304.556629][ T8] ? ttwu_do_wakeup+0xfb/0x490 [ 304.561375][ T8] ? __kasan_check_write+0x14/0x20 [ 304.566646][ T8] ? _raw_spin_lock_irq+0x95/0xf0 [ 304.571652][ T8] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 304.577200][ T8] ? try_to_wake_up+0x613/0x1220 [ 304.582126][ T8] process_one_work+0x71f/0xc40 [ 304.586958][ T8] worker_thread+0xa29/0x11e0 [ 304.591613][ T8] kthread+0x281/0x320 [ 304.595661][ T8] ? __cfi_worker_thread+0x10/0x10 [ 304.600752][ T8] ? __cfi_kthread+0x10/0x10 [ 304.605345][ T8] ret_from_fork+0x1f/0x30 [ 304.609828][ T8] [ 304.612923][ T8] Modules linked in: [ 304.661868][ T8] ---[ end trace 0000000000000000 ]--- [ 304.679018][ T8] RIP: 0010:ext4_writepages+0x30c2/0x30e0 [ 304.684045][ T343] EXT4-fs unmount: 506 callbacks suppressed [ 304.684073][ T343] EXT4-fs (loop3): unmounting filesystem. [ 304.686030][ T8] Code: 1d 85 ff 84 db 75 31 e8 bc 1a 85 ff 49 bc 00 00 00 00 00 fc ff df 4c 8b 7c 24 10 4c 8b 6c 24 40 e9 08 d3 ff ff e8 9e 1a 85 ff <0f> 0b e8 97 1a 85 ff e8 6e 2b 14 ff eb 93 e8 8b 1a 85 ff e8 62 2b [ 304.700451][ T347] EXT4-fs (loop4): unmounting filesystem. [ 304.716297][ T8] RSP: 0018:ffffc90000087100 EFLAGS: 00010293 [ 304.728799][ T346] EXT4-fs (loop1): unmounting filesystem. [ 304.735949][ T8] RAX: ffffffff81ec5172 RBX: 000000c410000000 RCX: ffff888100298000 [ 304.739677][ T345] EXT4-fs (loop0): unmounting filesystem. [ 304.756829][ T8] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 304.767603][ T8] RBP: ffffc90000087470 R08: ffff88812b093987 R09: 1ffff11025612730 [ 304.775148][T16207] loop3: detected capacity change from 0 to 2048 [ 304.778670][ T8] R10: dffffc0000000000 R11: ffffed1025612731 R12: dffffc0000000000 [ 304.790477][ T8] R13: ffff88811c80a000 R14: 0000008000000000 R15: 1ffff92000010e4c [ 304.807210][T16210] loop4: detected capacity change from 0 to 2048 [ 304.816841][ T8] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 304.825931][T16212] loop1: detected capacity change from 0 to 2048 [ 304.827687][ T8] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 304.839900][ T8] CR2: 00007f5c7a5ad988 CR3: 00000001101a3000 CR4: 00000000003506a0 [ 304.848842][T16213] loop0: detected capacity change from 0 to 2048 [ 304.848941][ T8] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 304.864896][ T8] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 304.889596][ T8] Kernel panic - not syncing: Fatal exception [ 304.889635][T16210] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 304.892318][ T28] kauditd_printk_skb: 1 callbacks suppressed [ 304.892328][ T28] audit: type=1400 audit(1771630097.600:103): avc: denied { read } for pid=85 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 304.892342][ T28] audit: type=1400 audit(1771630097.600:104): avc: denied { search } for pid=85 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 304.892359][ T28] audit: type=1400 audit(1771630097.600:105): avc: denied { write } for pid=85 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 304.892376][ T28] audit: type=1400 audit(1771630097.600:106): avc: denied { add_name } for pid=85 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 304.892395][ T28] audit: type=1400 audit(1771630097.600:107): avc: denied { create } for pid=85 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 304.892420][ T28] audit: type=1400 audit(1771630097.600:108): avc: denied { append open } for pid=85 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 304.892440][ T28] audit: type=1400 audit(1771630097.600:109): avc: denied { getattr } for pid=85 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 304.997837][T16210] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz-executor.4: bg 0: block 234: padding at end of block bitmap is not set [ 304.998062][T16210] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 32 with error 28 [ 304.998085][T16210] EXT4-fs (loop4): This should not happen!! Data will be lost [ 304.998085][T16210] [ 304.998096][T16210] EXT4-fs (loop4): Total free blocks count 0 [ 304.998108][T16210] EXT4-fs (loop4): Free/Dirty block details [ 304.998118][T16210] EXT4-fs (loop4): free_blocks=0 [ 304.998129][T16210] EXT4-fs (loop4): dirty_blocks=32 [ 304.998139][T16210] EXT4-fs (loop4): Block reservation details [ 304.998190][T16210] EXT4-fs (loop4): i_reserved_data_blocks=2 [ 305.043195][T16207] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: none. [ 305.140566][ T8] Kernel Offset: disabled [ 305.144873][ T8] Rebooting in 86400 seconds..