ed_data_blocks=1 [ 312.480706][ T8377] loop3: detected capacity change from 0 to 2048 [ 312.482271][ T8378] loop2: detected capacity change from 0 to 2048 [ 312.494368][ T8379] loop0: detected capacity change from 0 to 2048 [ 312.705009][ T8383] loop4: detected capacity change from 0 to 2048 [ 312.848092][ T8390] loop1: detected capacity change from 0 to 2048 [ 313.256642][ T11] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm kworker/u4:1: bg 0: block 234: padding at end of block bitmap is not set [ 313.277305][ T33] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm kworker/u4:2: bg 0: block 234: padding at end of block bitmap is not set [ 313.305287][ T4485] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm kworker/u4:9: bg 0: block 234: padding at end of block bitmap is not set [ 313.320724][ T11] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 313.348488][ T33] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 313.361529][ T4485] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 313.374575][ T11] EXT4-fs (loop2): This should not happen!! Data will be lost [ 313.374575][ T11] [ 313.391294][ T4485] EXT4-fs (loop0): This should not happen!! Data will be lost [ 313.391294][ T4485] [ 313.404489][ T11] EXT4-fs (loop2): Total free blocks count 0 [ 313.416133][ T11] EXT4-fs (loop2): Free/Dirty block details [ 313.423531][ T4485] EXT4-fs (loop0): Total free blocks count 0 [ 313.429790][ T33] EXT4-fs (loop3): This should not happen!! Data will be lost [ 313.429790][ T33] [ 313.435042][ T11] EXT4-fs (loop2): free_blocks=0 [ 313.445767][ T4485] EXT4-fs (loop0): Free/Dirty block details [ 313.451959][ T4485] EXT4-fs (loop0): free_blocks=0 [ 313.455014][ T9] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm kworker/u4:0: bg 0: block 234: padding at end of block bitmap is not set [ 313.457419][ T11] EXT4-fs (loop2): dirty_blocks=16 [ 313.477929][ T33] EXT4-fs (loop3): Total free blocks count 0 [ 313.477974][ T4485] EXT4-fs (loop0): dirty_blocks=16 [ 313.483992][ T33] EXT4-fs (loop3): Free/Dirty block details [ 313.484009][ T33] EXT4-fs (loop3): free_blocks=0 [ 313.484024][ T33] EXT4-fs (loop3): dirty_blocks=16 [ 313.484038][ T33] EXT4-fs (loop3): Block reservation details [ 313.484050][ T33] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 313.496941][ T9] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 313.508624][ T11] EXT4-fs (loop2): Block reservation details [ 313.513042][ T9] EXT4-fs (loop4): This should not happen!! Data will be lost [ 313.513042][ T9] [ 313.525686][ T4485] EXT4-fs (loop0): Block reservation details [ 313.554045][ T11] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 313.557456][ T9] EXT4-fs (loop4): Total free blocks count 0 [ 313.560498][ T4485] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 313.573801][ T4480] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm kworker/u4:7: bg 0: block 234: padding at end of block bitmap is not set [ 313.625362][ T9] EXT4-fs (loop4): Free/Dirty block details [ 313.679850][ T9] EXT4-fs (loop4): free_blocks=0 [ 313.683054][ T4480] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 313.694463][ T8400] loop0: detected capacity change from 0 to 2048 [ 313.711723][ T9] EXT4-fs (loop4): dirty_blocks=16 [ 313.722877][ T9] EXT4-fs (loop4): Block reservation details [ 313.731384][ T4480] EXT4-fs (loop1): This should not happen!! Data will be lost [ 313.731384][ T4480] [ 313.741236][ T9] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 313.799099][ T8404] loop2: detected capacity change from 0 to 2048 [ 313.801872][ T8403] loop3: detected capacity change from 0 to 2048 [ 313.807231][ T4480] EXT4-fs (loop1): Total free blocks count 0 [ 313.847780][ T4480] EXT4-fs (loop1): Free/Dirty block details [ 313.853970][ T4480] EXT4-fs (loop1): free_blocks=0 [ 313.858990][ T4480] EXT4-fs (loop1): dirty_blocks=16 [ 313.864271][ T4480] EXT4-fs (loop1): Block reservation details [ 313.870395][ T4480] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 313.943157][ T8415] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.792: bg 0: block 234: padding at end of block bitmap is not set [ 313.968273][ T8412] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.793: bg 0: block 234: padding at end of block bitmap is not set [ 314.005894][ T8412] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 314.018508][ T8415] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 [ 314.043109][ T8413] loop4: detected capacity change from 0 to 2048 [ 314.044235][ T8412] EXT4-fs (loop0): This should not happen!! Data will be lost [ 314.044235][ T8412] [ 314.059491][ T8415] EXT4-fs (loop2): This should not happen!! Data will be lost [ 314.059491][ T8415] [ 314.071445][ T8417] loop1: detected capacity change from 0 to 2048 [ 314.144959][ T8412] EXT4-fs (loop0): Total free blocks count 0 [ 314.158610][ T8412] EXT4-fs (loop0): Free/Dirty block details [ 314.228686][ T8422] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.794: bg 0: block 234: padding at end of block bitmap is not set [ 314.243540][ T8412] EXT4-fs (loop0): free_blocks=0 [ 314.248545][ T8412] EXT4-fs (loop0): dirty_blocks=16 [ 314.254327][ T8422] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 314.266951][ T8422] EXT4-fs (loop4): This should not happen!! Data will be lost [ 314.266951][ T8422] [ 314.268078][ T8412] EXT4-fs (loop0): Block reservation details [ 314.276686][ T8422] EXT4-fs (loop4): Total free blocks count 0 [ 314.289853][ T8422] EXT4-fs (loop4): Free/Dirty block details [ 314.296280][ T8422] EXT4-fs (loop4): free_blocks=0 [ 314.301698][ T8422] EXT4-fs (loop4): dirty_blocks=16 [ 314.307319][ T8422] EXT4-fs (loop4): Block reservation details [ 314.342670][ T8412] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 314.348898][ T8422] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 314.448775][ T8425] loop2: detected capacity change from 0 to 2048 [ 314.675821][ T4480] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm kworker/u4:7: bg 0: block 234: padding at end of block bitmap is not set [ 314.796089][ T8432] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.796: bg 0: block 234: padding at end of block bitmap is not set [ 314.797737][ T8431] loop0: detected capacity change from 0 to 2048 2025/08/24 07:40:21 executed programs: 793 [ 314.851639][ T4469] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm kworker/u4:6: bg 0: block 234: padding at end of block bitmap is not set [ 314.881817][ T4480] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 314.916569][ T4469] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 314.925976][ T8432] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 314.949430][ T4480] EXT4-fs (loop3): This should not happen!! Data will be lost [ 314.949430][ T4480] [ 314.959452][ T4469] EXT4-fs (loop1): This should not happen!! Data will be lost [ 314.959452][ T4469] [ 314.985127][ T8432] EXT4-fs (loop2): This should not happen!! Data will be lost [ 314.985127][ T8432] [ 315.003810][ T27] kauditd_printk_skb: 30 callbacks suppressed [ 315.003826][ T27] audit: type=1804 audit(1756021221.578:1532): pid=8431 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.797" name="/newroot/157/file0/bus" dev="loop0" ino=18 res=1 errno=0 [ 315.010816][ T4469] EXT4-fs (loop1): Total free blocks count 0 [ 315.038975][ T4469] EXT4-fs (loop1): Free/Dirty block details [ 315.045535][ T4469] EXT4-fs (loop1): free_blocks=0 [ 315.050519][ T4469] EXT4-fs (loop1): dirty_blocks=16 [ 315.056193][ T4469] EXT4-fs (loop1): Block reservation details [ 315.062390][ T4469] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 315.068721][ T4480] EXT4-fs (loop3): Total free blocks count 0 [ 315.074911][ T4480] EXT4-fs (loop3): Free/Dirty block details [ 315.079661][ T8432] EXT4-fs (loop2): Total free blocks count 0 [ 315.081198][ T4480] EXT4-fs (loop3): free_blocks=0 [ 315.092425][ T4480] EXT4-fs (loop3): dirty_blocks=16 [ 315.097948][ T4480] EXT4-fs (loop3): Block reservation details [ 315.104808][ T4480] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 315.113677][ T27] audit: type=1804 audit(1756021221.618:1533): pid=8431 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.797" name="/newroot/157/file0/bus" dev="loop0" ino=18 res=1 errno=0 [ 315.140658][ T8432] EXT4-fs (loop2): Free/Dirty block details [ 315.146998][ T8432] EXT4-fs (loop2): free_blocks=0 [ 315.152083][ T8432] EXT4-fs (loop2): dirty_blocks=16 [ 315.157588][ T8432] EXT4-fs (loop2): Block reservation details [ 315.235833][ T8432] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 315.351789][ T8440] loop3: detected capacity change from 0 to 2048 [ 315.442895][ T11] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm kworker/u4:1: bg 0: block 234: padding at end of block bitmap is not set [ 315.469070][ T27] audit: type=1804 audit(1756021222.038:1534): pid=8440 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.3.799" name="/newroot/158/file0/bus" dev="loop3" ino=18 res=1 errno=0 [ 315.538254][ T8447] loop4: detected capacity change from 0 to 2048 [ 315.587193][ T11] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 315.615854][ T27] audit: type=1804 audit(1756021222.098:1535): pid=8440 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.3.799" name="/newroot/158/file0/bus" dev="loop3" ino=18 res=1 errno=0 [ 315.627127][ T8445] loop2: detected capacity change from 0 to 2048 [ 315.657511][ T27] audit: type=1804 audit(1756021222.218:1536): pid=8447 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.4.803" name="/newroot/153/file0/bus" dev="loop4" ino=18 res=1 errno=0 [ 315.698312][ T27] audit: type=1804 audit(1756021222.218:1537): pid=8447 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.4.803" name="/newroot/153/file0/bus" dev="loop4" ino=18 res=1 errno=0 [ 315.701171][ T11] EXT4-fs (loop0): This should not happen!! Data will be lost [ 315.701171][ T11] [ 315.774705][ T11] EXT4-fs (loop0): Total free blocks count 0 [ 315.780846][ T11] EXT4-fs (loop0): Free/Dirty block details [ 315.786920][ T11] EXT4-fs (loop0): free_blocks=0 [ 315.792759][ T11] EXT4-fs (loop0): dirty_blocks=16 [ 315.802956][ T27] audit: type=1804 audit(1756021222.378:1538): pid=8445 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.2.801" name="/newroot/155/file0/bus" dev="loop2" ino=18 res=1 errno=0 [ 315.832531][ T11] EXT4-fs (loop0): Block reservation details [ 315.838616][ T11] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 315.880493][ T27] audit: type=1804 audit(1756021222.398:1539): pid=8445 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.2.801" name="/newroot/155/file0/bus" dev="loop2" ino=18 res=1 errno=0 [ 315.904762][ T8454] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.801: bg 0: block 234: padding at end of block bitmap is not set [ 315.933466][ T8454] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 316.023312][ T8454] EXT4-fs (loop2): This should not happen!! Data will be lost [ 316.023312][ T8454] [ 316.087735][ T4469] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm kworker/u4:6: bg 0: block 234: padding at end of block bitmap is not set [ 316.089181][ T8454] EXT4-fs (loop2): Total free blocks count 0 [ 316.143664][ T8454] EXT4-fs (loop2): Free/Dirty block details [ 316.148182][ T4469] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 316.149922][ T8454] EXT4-fs (loop2): free_blocks=0 [ 316.168498][ T8456] loop0: detected capacity change from 0 to 2048 [ 316.208891][ T8458] loop1: detected capacity change from 0 to 2048 [ 316.217089][ T8454] EXT4-fs (loop2): dirty_blocks=16 [ 316.218468][ T4469] EXT4-fs (loop3): This should not happen!! Data will be lost [ 316.218468][ T4469] [ 316.239000][ T8454] EXT4-fs (loop2): Block reservation details [ 316.241914][ T4469] EXT4-fs (loop3): Total free blocks count 0 [ 316.252710][ T8454] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 316.280151][ T4469] EXT4-fs (loop3): Free/Dirty block details [ 316.286540][ T4469] EXT4-fs (loop3): free_blocks=0 [ 316.291641][ T4469] EXT4-fs (loop3): dirty_blocks=16 [ 316.296002][ T27] audit: type=1804 audit(1756021222.868:1540): pid=8456 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.802" name="/newroot/158/file0/bus" dev="loop0" ino=18 res=1 errno=0 [ 316.297230][ T4469] EXT4-fs (loop3): Block reservation details [ 316.325111][ T4469] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 316.350234][ T27] audit: type=1804 audit(1756021222.918:1541): pid=8458 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.1.804" name="/newroot/159/file0/bus" dev="loop1" ino=18 res=1 errno=0 [ 316.408891][ T11] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm kworker/u4:1: bg 0: block 234: padding at end of block bitmap is not set [ 316.447224][ T8463] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.804: bg 0: block 234: padding at end of block bitmap is not set [ 316.508927][ T8463] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 316.509971][ T11] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 316.587399][ T8463] EXT4-fs (loop1): This should not happen!! Data will be lost [ 316.587399][ T8463] [ 316.616885][ T8466] loop3: detected capacity change from 0 to 2048 [ 316.620931][ T8468] loop2: detected capacity change from 0 to 2048 [ 316.648985][ T11] EXT4-fs (loop4): This should not happen!! Data will be lost [ 316.648985][ T11] [ 316.655980][ T8463] EXT4-fs (loop1): Total free blocks count 0 [ 316.693233][ T11] EXT4-fs (loop4): Total free blocks count 0 [ 316.714235][ T11] EXT4-fs (loop4): Free/Dirty block details [ 316.718725][ T8463] EXT4-fs (loop1): Free/Dirty block details [ 316.762575][ T11] EXT4-fs (loop4): free_blocks=0 [ 316.785634][ T11] EXT4-fs (loop4): dirty_blocks=16 [ 316.791049][ T8463] EXT4-fs (loop1): free_blocks=0 [ 316.821530][ T11] EXT4-fs (loop4): Block reservation details [ 316.828376][ T8463] EXT4-fs (loop1): dirty_blocks=16 [ 316.859637][ T8463] EXT4-fs (loop1): Block reservation details [ 316.869251][ T11] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 316.890093][ T8463] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 316.935900][ T1277] ieee802154 phy0 wpan0: encryption failed: -22 [ 316.942422][ T1277] ieee802154 phy1 wpan1: encryption failed: -22 [ 316.966633][ T11] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm kworker/u4:1: bg 0: block 234: padding at end of block bitmap is not set [ 317.024832][ T11] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 317.066470][ T11] EXT4-fs (loop0): This should not happen!! Data will be lost [ 317.066470][ T11] [ 317.110903][ T11] EXT4-fs (loop0): Total free blocks count 0 [ 317.121944][ T8476] loop4: detected capacity change from 0 to 2048 [ 317.137730][ T11] EXT4-fs (loop0): Free/Dirty block details [ 317.152001][ T11] EXT4-fs (loop0): free_blocks=0 [ 317.157293][ T11] EXT4-fs (loop0): dirty_blocks=16 [ 317.162681][ T11] EXT4-fs (loop0): Block reservation details [ 317.195516][ T11] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 317.204262][ T8478] loop1: detected capacity change from 0 to 2048 [ 317.383534][ T68] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm kworker/u4:4: bg 0: block 234: padding at end of block bitmap is not set [ 317.437292][ T8486] loop0: detected capacity change from 0 to 2048 [ 317.465158][ T68] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 317.472001][ T11] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm kworker/u4:1: bg 0: block 234: padding at end of block bitmap is not set [ 317.487864][ T68] EXT4-fs (loop3): This should not happen!! Data will be lost [ 317.487864][ T68] [ 317.521599][ T68] EXT4-fs (loop3): Total free blocks count 0 [ 317.540742][ T68] EXT4-fs (loop3): Free/Dirty block details [ 317.595878][ T68] EXT4-fs (loop3): free_blocks=0 [ 317.616628][ T11] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 3 with error 28 [ 317.648069][ T68] EXT4-fs (loop3): dirty_blocks=16 [ 317.667378][ T68] EXT4-fs (loop3): Block reservation details [ 317.681551][ T11] EXT4-fs (loop2): This should not happen!! Data will be lost [ 317.681551][ T11] [ 317.696275][ T68] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 317.732379][ T11] EXT4-fs (loop2): Total free blocks count 0 [ 317.747096][ T11] EXT4-fs (loop2): Free/Dirty block details [ 317.773930][ T11] EXT4-fs (loop2): free_blocks=0 [ 317.792692][ T11] EXT4-fs (loop2): dirty_blocks=16 [ 317.813495][ T11] EXT4-fs (loop2): Block reservation details [ 317.850077][ T11] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 317.883245][ T11] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm kworker/u4:1: bg 0: block 234: padding at end of block bitmap is not set [ 317.937077][ T8491] loop3: detected capacity change from 0 to 2048 [ 317.953742][ T11] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 317.996754][ T68] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm kworker/u4:4: bg 0: block 234: padding at end of block bitmap is not set [ 318.015473][ T11] EXT4-fs (loop4): This should not happen!! Data will be lost [ 318.015473][ T11] [ 318.049893][ T8493] loop2: detected capacity change from 0 to 2048 [ 318.053098][ T68] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 318.068846][ T11] EXT4-fs (loop4): Total free blocks count 0 [ 318.068875][ T11] EXT4-fs (loop4): Free/Dirty block details [ 318.068891][ T11] EXT4-fs (loop4): free_blocks=0 [ 318.068907][ T11] EXT4-fs (loop4): dirty_blocks=16 [ 318.068922][ T11] EXT4-fs (loop4): Block reservation details [ 318.099644][ T11] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 318.123374][ T68] EXT4-fs (loop1): This should not happen!! Data will be lost [ 318.123374][ T68] [ 318.200177][ T68] EXT4-fs (loop1): Total free blocks count 0 [ 318.220943][ T68] EXT4-fs (loop1): Free/Dirty block details [ 318.227715][ T8501] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.811: bg 0: block 234: padding at end of block bitmap is not set [ 318.237463][ T68] EXT4-fs (loop1): free_blocks=0 [ 318.273327][ T4485] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm kworker/u4:9: bg 0: block 234: padding at end of block bitmap is not set [ 318.279933][ T68] EXT4-fs (loop1): dirty_blocks=16 [ 318.306329][ T8500] loop4: detected capacity change from 0 to 2048 [ 318.313334][ T8501] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 318.326086][ T68] EXT4-fs (loop1): Block reservation details [ 318.326619][ T4485] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 318.344833][ T68] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 318.364266][ T8501] EXT4-fs (loop2): This should not happen!! Data will be lost [ 318.364266][ T8501] [ 318.375903][ T4485] EXT4-fs (loop0): This should not happen!! Data will be lost [ 318.375903][ T4485] [ 318.393429][ T8501] EXT4-fs (loop2): Total free blocks count 0 [ 318.408678][ T4485] EXT4-fs (loop0): Total free blocks count 0 [ 318.423332][ T8501] EXT4-fs (loop2): Free/Dirty block details [ 318.437365][ T4485] EXT4-fs (loop0): Free/Dirty block details [ 318.461179][ T8501] EXT4-fs (loop2): free_blocks=0 [ 318.483804][ T4485] EXT4-fs (loop0): free_blocks=0 [ 318.488927][ T4485] EXT4-fs (loop0): dirty_blocks=16 [ 318.495541][ T8505] loop1: detected capacity change from 0 to 2048 [ 318.526892][ T8501] EXT4-fs (loop2): dirty_blocks=16 [ 318.543322][ T8506] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.812: bg 0: block 234: padding at end of block bitmap is not set [ 318.558124][ T8501] EXT4-fs (loop2): Block reservation details [ 318.559313][ T4485] EXT4-fs (loop0): Block reservation details [ 318.570287][ T8506] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 318.570850][ T4485] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 318.603470][ T8501] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 318.624049][ T8506] EXT4-fs (loop4): This should not happen!! Data will be lost [ 318.624049][ T8506] [ 318.668657][ T8506] EXT4-fs (loop4): Total free blocks count 0 [ 318.678756][ T8506] EXT4-fs (loop4): Free/Dirty block details [ 318.697351][ T8506] EXT4-fs (loop4): free_blocks=0 [ 318.711561][ T8506] EXT4-fs (loop4): dirty_blocks=16 [ 318.717378][ T8506] EXT4-fs (loop4): Block reservation details [ 318.723999][ T8506] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 318.747391][ T8510] loop0: detected capacity change from 0 to 2048 [ 318.760196][ T4485] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm kworker/u4:9: bg 0: block 234: padding at end of block bitmap is not set [ 318.879591][ T8514] loop2: detected capacity change from 0 to 2048 [ 318.890576][ T4485] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 318.942051][ T4485] EXT4-fs (loop3): This should not happen!! Data will be lost [ 318.942051][ T4485] [ 318.948802][ T8517] loop4: detected capacity change from 0 to 2048 [ 318.980308][ T4485] EXT4-fs (loop3): Total free blocks count 0 [ 319.022705][ T4485] EXT4-fs (loop3): Free/Dirty block details [ 319.028798][ T4485] EXT4-fs (loop3): free_blocks=0 [ 319.034155][ T4485] EXT4-fs (loop3): dirty_blocks=16 [ 319.039590][ T4485] EXT4-fs (loop3): Block reservation details [ 319.046093][ T4485] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 319.161674][ T8523] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.815: bg 0: block 234: padding at end of block bitmap is not set [ 319.170647][ T8524] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.816: bg 0: block 234: padding at end of block bitmap is not set [ 319.200870][ T8523] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 319.235605][ T8524] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 319.279080][ T8523] EXT4-fs (loop2): This should not happen!! Data will be lost [ 319.279080][ T8523] [ 319.292749][ T8524] EXT4-fs (loop4): This should not happen!! Data will be lost [ 319.292749][ T8524] [ 319.317013][ T8523] EXT4-fs (loop2): Total free blocks count 0 [ 319.328401][ T4485] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm kworker/u4:9: bg 0: block 234: padding at end of block bitmap is not set [ 319.342562][ T8523] EXT4-fs (loop2): Free/Dirty block details [ 319.359565][ T8524] EXT4-fs (loop4): Total free blocks count 0 [ 319.368708][ T8524] EXT4-fs (loop4): Free/Dirty block details [ 319.385237][ T8526] loop3: detected capacity change from 0 to 2048 [ 319.387985][ T8523] EXT4-fs (loop2): free_blocks=0 [ 319.391743][ T4485] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 319.410668][ T8524] EXT4-fs (loop4): free_blocks=0 [ 319.418105][ T4485] EXT4-fs (loop1): This should not happen!! Data will be lost [ 319.418105][ T4485] [ 319.428139][ T8523] EXT4-fs (loop2): dirty_blocks=16 [ 319.428162][ T8523] EXT4-fs (loop2): Block reservation details [ 319.436094][ T4485] EXT4-fs (loop1): Total free blocks count 0 [ 319.447644][ T8524] EXT4-fs (loop4): dirty_blocks=16 [ 319.455734][ T8523] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 319.456541][ T4485] EXT4-fs (loop1): Free/Dirty block details [ 319.470684][ T8524] EXT4-fs (loop4): Block reservation details [ 319.493573][ T4485] EXT4-fs (loop1): free_blocks=0 [ 319.534732][ T8524] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 319.539699][ T4485] EXT4-fs (loop1): dirty_blocks=16 [ 319.547832][ T4480] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm kworker/u4:7: bg 0: block 234: padding at end of block bitmap is not set [ 319.578446][ T4485] EXT4-fs (loop1): Block reservation details [ 319.587162][ T8529] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz.3.817: bg 0: block 234: padding at end of block bitmap is not set [ 319.602253][ T4485] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 319.609994][ T4480] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 319.669354][ T4480] EXT4-fs (loop0): This should not happen!! Data will be lost [ 319.669354][ T4480] [ 319.708311][ T8529] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 319.712420][ T4480] EXT4-fs (loop0): Total free blocks count 0 [ 319.727099][ T4480] EXT4-fs (loop0): Free/Dirty block details [ 319.737560][ T4480] EXT4-fs (loop0): free_blocks=0 [ 319.753902][ T4480] EXT4-fs (loop0): dirty_blocks=16 [ 319.759019][ T8531] loop4: detected capacity change from 0 to 2048 [ 319.759243][ T4480] EXT4-fs (loop0): Block reservation details [ 319.776679][ T8529] EXT4-fs (loop3): This should not happen!! Data will be lost [ 319.776679][ T8529] [ 319.787231][ T4480] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 319.808554][ T8535] loop2: detected capacity change from 0 to 2048 [ 319.817257][ T8529] EXT4-fs (loop3): Total free blocks count 0 [ 319.840629][ T8529] EXT4-fs (loop3): Free/Dirty block details [ 319.845022][ T8533] loop1: detected capacity change from 0 to 2048 [ 319.848443][ T8529] EXT4-fs (loop3): free_blocks=0 [ 319.858541][ T8529] EXT4-fs (loop3): dirty_blocks=16 [ 319.883573][ T8529] EXT4-fs (loop3): Block reservation details [ 319.892716][ T8529] EXT4-fs (loop3): i_reserved_data_blocks=1 2025/08/24 07:40:26 executed programs: 815 [ 319.941349][ T8539] loop0: detected capacity change from 0 to 2048 [ 319.998612][ T8544] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.821: bg 0: block 234: padding at end of block bitmap is not set [ 320.039100][ T27] kauditd_printk_skb: 32 callbacks suppressed [ 320.039117][ T27] audit: type=1804 audit(1756021226.608:1574): pid=8533 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.1.818" name="/newroot/162/file0/bus" dev="loop1" ino=18 res=1 errno=0 [ 320.068723][ T8544] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 320.092382][ T8546] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.819: bg 0: block 234: padding at end of block bitmap is not set [ 320.122687][ T8544] EXT4-fs (loop4): This should not happen!! Data will be lost [ 320.122687][ T8544] [ 320.143246][ T8544] EXT4-fs (loop4): Total free blocks count 0 [ 320.159981][ T8548] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.818: bg 0: block 234: padding at end of block bitmap is not set [ 320.163764][ T8546] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 320.262648][ T8544] EXT4-fs (loop4): Free/Dirty block details [ 320.264781][ T27] audit: type=1804 audit(1756021226.648:1575): pid=8533 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.1.818" name="/newroot/162/file0/bus" dev="loop1" ino=18 res=1 errno=0 [ 320.292328][ T8546] EXT4-fs (loop2): This should not happen!! Data will be lost [ 320.292328][ T8546] [ 320.299794][ T8544] EXT4-fs (loop4): free_blocks=0 [ 320.307256][ T8548] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 320.307293][ T8548] EXT4-fs (loop1): This should not happen!! Data will be lost [ 320.307293][ T8548] [ 320.307308][ T8548] EXT4-fs (loop1): Total free blocks count 0 [ 320.307322][ T8548] EXT4-fs (loop1): Free/Dirty block details [ 320.307335][ T8548] EXT4-fs (loop1): free_blocks=0 [ 320.307349][ T8548] EXT4-fs (loop1): dirty_blocks=16 [ 320.307363][ T8548] EXT4-fs (loop1): Block reservation details [ 320.307375][ T8548] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 320.339393][ T8546] EXT4-fs (loop2): Total free blocks count 0 [ 320.364839][ T8549] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.820: bg 0: block 234: padding at end of block bitmap is not set [ 320.385485][ T27] audit: type=1804 audit(1756021226.778:1576): pid=8539 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.820" name="/newroot/161/file0/bus" dev="loop0" ino=18 res=1 errno=0 [ 320.385526][ T27] audit: type=1804 audit(1756021226.778:1577): pid=8539 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.820" name="/newroot/161/file0/bus" dev="loop0" ino=18 res=1 errno=0 [ 320.385632][ T8546] EXT4-fs (loop2): Free/Dirty block details [ 320.385651][ T8546] EXT4-fs (loop2): free_blocks=0 [ 320.385666][ T8546] EXT4-fs (loop2): dirty_blocks=16 [ 320.385679][ T8546] EXT4-fs (loop2): Block reservation details [ 320.385691][ T8546] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 320.465307][ T8544] EXT4-fs (loop4): dirty_blocks=16 [ 320.470722][ T8544] EXT4-fs (loop4): Block reservation details [ 320.491776][ T8544] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 320.502800][ T8551] loop3: detected capacity change from 0 to 2048 [ 320.556953][ T8549] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 320.601795][ T27] audit: type=1804 audit(1756021227.168:1578): pid=8551 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.3.822" name="/newroot/162/file0/bus" dev="loop3" ino=18 res=1 errno=0 [ 320.654122][ T8549] EXT4-fs (loop0): This should not happen!! Data will be lost [ 320.654122][ T8549] [ 320.657750][ T8556] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz.3.822: bg 0: block 234: padding at end of block bitmap is not set [ 320.679262][ T27] audit: type=1804 audit(1756021227.168:1579): pid=8551 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.3.822" name="/newroot/162/file0/bus" dev="loop3" ino=18 res=1 errno=0 [ 320.691042][ T8553] loop1: detected capacity change from 0 to 2048 [ 320.724774][ T8549] EXT4-fs (loop0): Total free blocks count 0 [ 320.742252][ T8556] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 320.782267][ T8549] EXT4-fs (loop0): Free/Dirty block details [ 320.788681][ T8549] EXT4-fs (loop0): free_blocks=0 [ 320.794059][ T8556] EXT4-fs (loop3): This should not happen!! Data will be lost [ 320.794059][ T8556] [ 320.805068][ T8549] EXT4-fs (loop0): dirty_blocks=16 [ 320.810531][ T8549] EXT4-fs (loop0): Block reservation details [ 320.820749][ T27] audit: type=1804 audit(1756021227.398:1580): pid=8553 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.1.823" name="/newroot/163/file0/bus" dev="loop1" ino=18 res=1 errno=0 [ 320.838818][ T8558] loop2: detected capacity change from 0 to 2048 [ 320.857308][ T8556] EXT4-fs (loop3): Total free blocks count 0 [ 320.863949][ T8549] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 320.870015][ T8556] EXT4-fs (loop3): Free/Dirty block details [ 320.886632][ T8562] loop4: detected capacity change from 0 to 2048 [ 320.898271][ T8556] EXT4-fs (loop3): free_blocks=0 [ 320.910537][ T27] audit: type=1804 audit(1756021227.418:1581): pid=8553 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.1.823" name="/newroot/163/file0/bus" dev="loop1" ino=18 res=1 errno=0 [ 320.943390][ T8556] EXT4-fs (loop3): dirty_blocks=16 [ 320.961911][ T8563] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.823: bg 0: block 234: padding at end of block bitmap is not set [ 320.972519][ T27] audit: type=1804 audit(1756021227.528:1582): pid=8558 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.2.824" name="/newroot/160/file0/bus" dev="loop2" ino=18 res=1 errno=0 [ 321.000013][ T8556] EXT4-fs (loop3): Block reservation details [ 321.007100][ T8556] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 321.022723][ T8563] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 321.041032][ T8563] EXT4-fs (loop1): This should not happen!! Data will be lost [ 321.041032][ T8563] [ 321.051360][ T8563] EXT4-fs (loop1): Total free blocks count 0 [ 321.057959][ T8563] EXT4-fs (loop1): Free/Dirty block details [ 321.064906][ T8563] EXT4-fs (loop1): free_blocks=0 [ 321.069981][ T8563] EXT4-fs (loop1): dirty_blocks=16 [ 321.075305][ T8563] EXT4-fs (loop1): Block reservation details [ 321.081410][ T8563] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 321.088008][ T27] audit: type=1804 audit(1756021227.528:1583): pid=8558 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.2.824" name="/newroot/160/file0/bus" dev="loop2" ino=18 res=1 errno=0 [ 321.177268][ T8568] loop0: detected capacity change from 0 to 2048 [ 321.219124][ T8571] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.825: bg 0: block 234: padding at end of block bitmap is not set [ 321.292841][ T8571] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 321.342851][ T8571] EXT4-fs (loop4): This should not happen!! Data will be lost [ 321.342851][ T8571] [ 321.364204][ T8571] EXT4-fs (loop4): Total free blocks count 0 [ 321.378270][ T8573] loop1: detected capacity change from 0 to 2048 [ 321.384314][ T8571] EXT4-fs (loop4): Free/Dirty block details [ 321.401086][ T8571] EXT4-fs (loop4): free_blocks=0 [ 321.418893][ T8578] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.826: bg 0: block 234: padding at end of block bitmap is not set [ 321.435015][ T8578] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 321.448865][ T8571] EXT4-fs (loop4): dirty_blocks=16 [ 321.454553][ T8578] EXT4-fs (loop0): This should not happen!! Data will be lost [ 321.454553][ T8578] [ 321.454578][ T8578] EXT4-fs (loop0): Total free blocks count 0 [ 321.454593][ T8578] EXT4-fs (loop0): Free/Dirty block details [ 321.454608][ T8578] EXT4-fs (loop0): free_blocks=0 [ 321.454623][ T8578] EXT4-fs (loop0): dirty_blocks=16 [ 321.454637][ T8578] EXT4-fs (loop0): Block reservation details [ 321.454650][ T8578] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 321.500900][ T8571] EXT4-fs (loop4): Block reservation details [ 321.502699][ T8577] loop3: detected capacity change from 0 to 2048 [ 321.507615][ T8571] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 321.607569][ T8581] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.828: bg 0: block 234: padding at end of block bitmap is not set [ 321.625052][ T4480] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm kworker/u4:7: bg 0: block 234: padding at end of block bitmap is not set [ 321.653093][ T8581] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 321.691593][ T8581] EXT4-fs (loop1): This should not happen!! Data will be lost [ 321.691593][ T8581] [ 321.722673][ T8581] EXT4-fs (loop1): Total free blocks count 0 [ 321.751547][ T8581] EXT4-fs (loop1): Free/Dirty block details [ 321.752598][ T4480] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 321.758320][ T8581] EXT4-fs (loop1): free_blocks=0 [ 321.775862][ T8581] EXT4-fs (loop1): dirty_blocks=16 [ 321.781026][ T8581] EXT4-fs (loop1): Block reservation details [ 321.787439][ T8581] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 321.806873][ T4480] EXT4-fs (loop2): This should not happen!! Data will be lost [ 321.806873][ T4480] [ 321.816843][ T4480] EXT4-fs (loop2): Total free blocks count 0 [ 321.823233][ T4480] EXT4-fs (loop2): Free/Dirty block details [ 321.832605][ T4480] EXT4-fs (loop2): free_blocks=0 [ 321.837602][ T4480] EXT4-fs (loop2): dirty_blocks=16 [ 321.842957][ T4480] EXT4-fs (loop2): Block reservation details [ 321.849057][ T4480] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 321.855434][ T8587] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz.3.827: bg 0: block 234: padding at end of block bitmap is not set [ 321.899995][ T8585] loop4: detected capacity change from 0 to 2048 [ 322.009968][ T8592] loop2: detected capacity change from 0 to 2048 [ 322.043812][ T8588] loop0: detected capacity change from 0 to 2048 [ 322.069060][ T8587] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 322.092201][ T8594] loop1: detected capacity change from 0 to 2048 [ 322.100502][ T8587] EXT4-fs (loop3): This should not happen!! Data will be lost [ 322.100502][ T8587] [ 322.113882][ T8587] EXT4-fs (loop3): Total free blocks count 0 [ 322.119961][ T8587] EXT4-fs (loop3): Free/Dirty block details [ 322.132518][ T8587] EXT4-fs (loop3): free_blocks=0 [ 322.173729][ T8587] EXT4-fs (loop3): dirty_blocks=16 [ 322.186848][ T8587] EXT4-fs (loop3): Block reservation details [ 322.209657][ T8587] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 322.215665][ T8602] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.832: bg 0: block 234: padding at end of block bitmap is not set [ 322.219788][ T8602] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 117 [ 322.277283][ T8604] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.831: bg 0: block 234: padding at end of block bitmap is not set [ 322.303026][ T8604] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 322.322872][ T8604] EXT4-fs (loop2): This should not happen!! Data will be lost [ 322.322872][ T8604] [ 322.346112][ T8604] EXT4-fs (loop2): Total free blocks count 0 [ 322.355305][ T8603] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.830: bg 0: block 234: padding at end of block bitmap is not set [ 322.369720][ T8602] EXT4-fs (loop1): This should not happen!! Data will be lost [ 322.369720][ T8602] [ 322.418493][ T8603] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 322.459779][ T8604] EXT4-fs (loop2): Free/Dirty block details [ 322.511913][ T8603] EXT4-fs (loop0): This should not happen!! Data will be lost [ 322.511913][ T8603] [ 322.552623][ T8603] EXT4-fs (loop0): Total free blocks count 0 [ 322.563000][ T8604] EXT4-fs (loop2): free_blocks=0 [ 322.592219][ T8604] EXT4-fs (loop2): dirty_blocks=16 [ 322.615262][ T8604] EXT4-fs (loop2): Block reservation details [ 322.639355][ T8603] EXT4-fs (loop0): Free/Dirty block details [ 322.650506][ T8604] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 322.675075][ T8608] loop1: detected capacity change from 0 to 2048 [ 322.687656][ T8603] EXT4-fs (loop0): free_blocks=0 [ 322.691383][ T8606] loop3: detected capacity change from 0 to 2048 [ 322.694662][ T8603] EXT4-fs (loop0): dirty_blocks=16 [ 322.717284][ T8603] EXT4-fs (loop0): Block reservation details [ 322.724056][ T68] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm kworker/u4:4: bg 0: block 234: padding at end of block bitmap is not set [ 322.763103][ T8603] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 322.866332][ T68] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 322.912084][ T8613] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.834: bg 0: block 234: padding at end of block bitmap is not set [ 322.956247][ T8613] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 322.977805][ T8613] EXT4-fs (loop1): This should not happen!! Data will be lost [ 322.977805][ T8613] [ 322.995289][ T8613] EXT4-fs (loop1): Total free blocks count 0 [ 323.001818][ T68] EXT4-fs (loop4): This should not happen!! Data will be lost [ 323.001818][ T68] [ 323.039273][ T8613] EXT4-fs (loop1): Free/Dirty block details [ 323.049006][ T68] EXT4-fs (loop4): Total free blocks count 0 [ 323.092824][ T68] EXT4-fs (loop4): Free/Dirty block details [ 323.098801][ T68] EXT4-fs (loop4): free_blocks=0 [ 323.104409][ T8613] EXT4-fs (loop1): free_blocks=0 [ 323.109616][ T8613] EXT4-fs (loop1): dirty_blocks=16 [ 323.123138][ T68] EXT4-fs (loop4): dirty_blocks=16 [ 323.128501][ T8613] EXT4-fs (loop1): Block reservation details [ 323.130223][ T8616] loop2: detected capacity change from 0 to 2048 [ 323.138568][ T68] EXT4-fs (loop4): Block reservation details [ 323.148727][ T8613] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 323.167748][ T68] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 323.208754][ T8618] loop0: detected capacity change from 0 to 2048 [ 323.326366][ T8624] loop4: detected capacity change from 0 to 2048 [ 323.483282][ T8625] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.836: bg 0: block 234: padding at end of block bitmap is not set [ 323.492786][ T8628] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.837: bg 0: block 234: padding at end of block bitmap is not set [ 323.532792][ T8630] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.835: bg 0: block 234: padding at end of block bitmap is not set [ 323.576514][ T9] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm kworker/u4:0: bg 0: block 234: padding at end of block bitmap is not set [ 323.596338][ T8625] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 323.598882][ T8628] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 323.631057][ T9] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 323.652945][ T8625] EXT4-fs (loop2): This should not happen!! Data will be lost [ 323.652945][ T8625] [ 323.677622][ T8631] loop1: detected capacity change from 0 to 2048 [ 323.692790][ T8625] EXT4-fs (loop2): Total free blocks count 0 [ 323.698187][ T8630] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 323.707467][ T8625] EXT4-fs (loop2): Free/Dirty block details [ 323.712215][ T9] EXT4-fs (loop3): This should not happen!! Data will be lost [ 323.712215][ T9] [ 323.749406][ T9] EXT4-fs (loop3): Total free blocks count 0 [ 323.759546][ T8628] EXT4-fs (loop0): This should not happen!! Data will be lost [ 323.759546][ T8628] [ 323.760551][ T8630] EXT4-fs (loop4): This should not happen!! Data will be lost [ 323.760551][ T8630] [ 323.778647][ T8625] EXT4-fs (loop2): free_blocks=0 [ 323.783124][ T9] EXT4-fs (loop3): Free/Dirty block details [ 323.800211][ T8625] EXT4-fs (loop2): dirty_blocks=16 [ 323.804755][ T9] EXT4-fs (loop3): free_blocks=0 [ 323.811509][ T9] EXT4-fs (loop3): dirty_blocks=16 [ 323.831813][ T9] EXT4-fs (loop3): Block reservation details [ 323.834129][ T8628] EXT4-fs (loop0): Total free blocks count 0 [ 323.837971][ T9] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 323.875638][ T8630] EXT4-fs (loop4): Total free blocks count 0 [ 323.897098][ T8625] EXT4-fs (loop2): Block reservation details [ 323.934070][ T8628] EXT4-fs (loop0): Free/Dirty block details [ 323.940238][ T8628] EXT4-fs (loop0): free_blocks=0 [ 323.945554][ T8630] EXT4-fs (loop4): Free/Dirty block details [ 323.951492][ T8630] EXT4-fs (loop4): free_blocks=0 [ 323.956776][ T8628] EXT4-fs (loop0): dirty_blocks=16 [ 323.961934][ T8628] EXT4-fs (loop0): Block reservation details [ 323.964309][ T8625] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 323.968225][ T8628] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 324.012580][ T8630] EXT4-fs (loop4): dirty_blocks=16 [ 324.017867][ T8630] EXT4-fs (loop4): Block reservation details [ 324.067618][ T8636] loop3: detected capacity change from 0 to 2048 [ 324.122755][ T8630] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 324.171129][ T8641] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz.3.839: bg 0: block 234: padding at end of block bitmap is not set [ 324.309311][ T8640] loop0: detected capacity change from 0 to 2048 [ 324.316071][ T8641] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 324.348394][ T11] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm kworker/u4:1: bg 0: block 234: padding at end of block bitmap is not set [ 324.373193][ T8641] EXT4-fs (loop3): This should not happen!! Data will be lost [ 324.373193][ T8641] [ 324.391458][ T8641] EXT4-fs (loop3): Total free blocks count 0 [ 324.393627][ T11] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 324.417693][ T8641] EXT4-fs (loop3): Free/Dirty block details [ 324.432107][ T8643] loop2: detected capacity change from 0 to 2048 [ 324.443708][ T8641] EXT4-fs (loop3): free_blocks=0 [ 324.469343][ T8641] EXT4-fs (loop3): dirty_blocks=16 [ 324.476138][ T8645] loop4: detected capacity change from 0 to 2048 [ 324.479491][ T8641] EXT4-fs (loop3): Block reservation details [ 324.492729][ T11] EXT4-fs (loop1): This should not happen!! Data will be lost [ 324.492729][ T11] [ 324.522711][ T8641] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 324.530231][ T11] EXT4-fs (loop1): Total free blocks count 0 [ 324.551408][ T11] EXT4-fs (loop1): Free/Dirty block details [ 324.559510][ T8648] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.840: bg 0: block 234: padding at end of block bitmap is not set [ 324.578060][ T11] EXT4-fs (loop1): free_blocks=0 [ 324.584239][ T11] EXT4-fs (loop1): dirty_blocks=16 [ 324.595900][ T8648] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 324.608815][ T11] EXT4-fs (loop1): Block reservation details [ 324.613038][ T8648] EXT4-fs (loop0): This should not happen!! Data will be lost [ 324.613038][ T8648] [ 324.615852][ T11] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 324.672813][ T8653] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.841: bg 0: block 234: padding at end of block bitmap is not set [ 324.687672][ T8648] EXT4-fs (loop0): Total free blocks count 0 [ 324.696810][ T8653] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 324.709738][ T8648] EXT4-fs (loop0): Free/Dirty block details [ 324.729659][ T8648] EXT4-fs (loop0): free_blocks=0 [ 324.730840][ T4404] EXT4-fs unmount: 210 callbacks suppressed [ 324.730855][ T4404] EXT4-fs (loop1): unmounting filesystem. [ 324.742146][ T8648] EXT4-fs (loop0): dirty_blocks=16 [ 324.753410][ T8653] EXT4-fs (loop2): This should not happen!! Data will be lost [ 324.753410][ T8653] [ 324.784973][ T8648] EXT4-fs (loop0): Block reservation details [ 324.792307][ T8648] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 324.818191][ T8653] EXT4-fs (loop2): Total free blocks count 0 [ 324.847298][ T8653] EXT4-fs (loop2): Free/Dirty block details [ 324.863227][ T8653] EXT4-fs (loop2): free_blocks=0 [ 324.881684][ T8653] EXT4-fs (loop2): dirty_blocks=16 [ 324.898706][ T8653] EXT4-fs (loop2): Block reservation details [ 324.905416][ T4403] EXT4-fs (loop0): unmounting filesystem. [ 324.956479][ T8653] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 324.972062][ T8656] loop3: detected capacity change from 0 to 2048 2025/08/24 07:40:31 executed programs: 839 [ 325.019954][ T8658] loop1: detected capacity change from 0 to 2048 [ 325.050688][ T4408] EXT4-fs (loop2): unmounting filesystem. [ 325.075709][ T8660] loop0: detected capacity change from 0 to 2048 [ 325.077789][ T8656] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: none. [ 325.211430][ T27] kauditd_printk_skb: 36 callbacks suppressed [ 325.211446][ T27] audit: type=1804 audit(1756021231.778:1620): pid=8656 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.3.844" name="/newroot/166/file0/bus" dev="loop3" ino=18 res=1 errno=0 [ 325.247355][ T8660] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 325.295150][ T68] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm kworker/u4:4: bg 0: block 234: padding at end of block bitmap is not set [ 325.300799][ T27] audit: type=1804 audit(1756021231.778:1621): pid=8656 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.3.844" name="/newroot/166/file0/bus" dev="loop3" ino=18 res=1 errno=0 [ 325.310013][ T8667] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz.3.844: bg 0: block 234: padding at end of block bitmap is not set [ 325.344832][ T27] audit: type=1804 audit(1756021231.908:1622): pid=8660 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.845" name="/newroot/166/file0/bus" dev="loop0" ino=18 res=1 errno=0 [ 325.352912][ T8658] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 325.408113][ T27] audit: type=1804 audit(1756021231.908:1623): pid=8660 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.845" name="/newroot/166/file0/bus" dev="loop0" ino=18 res=1 errno=0 [ 325.410941][ T8667] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 325.446981][ T27] audit: type=1804 audit(1756021232.018:1624): pid=8658 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.1.843" name="/newroot/168/file0/bus" dev="loop1" ino=18 res=1 errno=0 [ 325.502839][ T8670] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.845: bg 0: block 234: padding at end of block bitmap is not set [ 325.514457][ T8669] loop2: detected capacity change from 0 to 2048 [ 325.523609][ T8667] EXT4-fs (loop3): This should not happen!! Data will be lost [ 325.523609][ T8667] [ 325.534601][ T8670] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 325.554946][ T8671] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.843: bg 0: block 234: padding at end of block bitmap is not set [ 325.569731][ T8670] EXT4-fs (loop0): This should not happen!! Data will be lost [ 325.569731][ T8670] [ 325.580270][ T68] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 325.592811][ T8667] EXT4-fs (loop3): Total free blocks count 0 [ 325.595073][ T27] audit: type=1804 audit(1756021232.048:1625): pid=8658 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.1.843" name="/newroot/168/file0/bus" dev="loop1" ino=18 res=1 errno=0 [ 325.599684][ T8667] EXT4-fs (loop3): Free/Dirty block details [ 325.642677][ T8670] EXT4-fs (loop0): Total free blocks count 0 [ 325.642778][ T8671] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 325.663093][ T68] EXT4-fs (loop4): This should not happen!! Data will be lost [ 325.663093][ T68] [ 325.674042][ T8669] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 325.674394][ T8670] EXT4-fs (loop0): Free/Dirty block details [ 325.693858][ T68] EXT4-fs (loop4): Total free blocks count 0 [ 325.699910][ T68] EXT4-fs (loop4): Free/Dirty block details [ 325.706615][ T8671] EXT4-fs (loop1): This should not happen!! Data will be lost [ 325.706615][ T8671] [ 325.716897][ T8670] EXT4-fs (loop0): free_blocks=0 [ 325.722108][ T8667] EXT4-fs (loop3): free_blocks=0 [ 325.731885][ T68] EXT4-fs (loop4): free_blocks=0 [ 325.738587][ T8670] EXT4-fs (loop0): dirty_blocks=16 [ 325.742956][ T27] audit: type=1804 audit(1756021232.288:1626): pid=8669 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.2.846" name="/newroot/164/file0/bus" dev="loop2" ino=18 res=1 errno=0 [ 325.750163][ T8671] EXT4-fs (loop1): Total free blocks count 0 [ 325.772846][ T8667] EXT4-fs (loop3): dirty_blocks=16 [ 325.778005][ T8667] EXT4-fs (loop3): Block reservation details [ 325.784462][ T68] EXT4-fs (loop4): dirty_blocks=16 [ 325.789633][ T68] EXT4-fs (loop4): Block reservation details [ 325.801494][ T8670] EXT4-fs (loop0): Block reservation details [ 325.808271][ T8667] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 325.815098][ T8670] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 325.821226][ T68] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 325.827920][ T8671] EXT4-fs (loop1): Free/Dirty block details [ 325.848301][ T4418] EXT4-fs (loop4): unmounting filesystem. [ 325.851121][ T8671] EXT4-fs (loop1): free_blocks=0 [ 325.867429][ T4414] EXT4-fs (loop3): unmounting filesystem. [ 325.868665][ T27] audit: type=1804 audit(1756021232.288:1627): pid=8669 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.2.846" name="/newroot/164/file0/bus" dev="loop2" ino=18 res=1 errno=0 [ 325.876114][ T4403] EXT4-fs (loop0): unmounting filesystem. [ 325.901287][ T8671] EXT4-fs (loop1): dirty_blocks=16 [ 325.914427][ T8671] EXT4-fs (loop1): Block reservation details [ 325.949790][ T8671] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 326.030782][ T4404] EXT4-fs (loop1): unmounting filesystem. [ 326.137977][ T8677] loop3: detected capacity change from 0 to 2048 [ 326.179669][ T8680] loop0: detected capacity change from 0 to 2048 [ 326.198415][ T11] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm kworker/u4:1: bg 0: block 234: padding at end of block bitmap is not set [ 326.241233][ T8677] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: none. [ 326.241499][ T8678] loop4: detected capacity change from 0 to 2048 [ 326.268063][ T11] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 326.292792][ T27] audit: type=1804 audit(1756021232.858:1628): pid=8677 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.3.849" name="/newroot/167/file0/bus" dev="loop3" ino=18 res=1 errno=0 [ 326.298027][ T8684] loop1: detected capacity change from 0 to 2048 [ 326.348350][ T11] EXT4-fs (loop2): This should not happen!! Data will be lost [ 326.348350][ T11] [ 326.366575][ T11] EXT4-fs (loop2): Total free blocks count 0 [ 326.381624][ T11] EXT4-fs (loop2): Free/Dirty block details [ 326.390534][ T8680] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 326.391917][ T11] EXT4-fs (loop2): free_blocks=0 [ 326.405047][ T11] EXT4-fs (loop2): dirty_blocks=16 [ 326.408926][ T27] audit: type=1804 audit(1756021232.858:1629): pid=8677 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.3.849" name="/newroot/167/file0/bus" dev="loop3" ino=18 res=1 errno=0 [ 326.410184][ T11] EXT4-fs (loop2): Block reservation details [ 326.410209][ T11] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 326.413748][ T4408] EXT4-fs (loop2): unmounting filesystem. [ 326.451460][ T8687] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz.3.849: bg 0: block 234: padding at end of block bitmap is not set [ 326.471130][ T8678] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 326.483683][ T8684] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 326.515779][ T8687] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 326.602204][ T8687] EXT4-fs (loop3): This should not happen!! Data will be lost [ 326.602204][ T8687] [ 326.619741][ T8694] loop2: detected capacity change from 0 to 2048 [ 326.626668][ T8696] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.847: bg 0: block 234: padding at end of block bitmap is not set [ 326.638783][ T8687] EXT4-fs (loop3): Total free blocks count 0 [ 326.692851][ T8687] EXT4-fs (loop3): Free/Dirty block details [ 326.703783][ T8696] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 326.737972][ T8694] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 326.750168][ T8687] EXT4-fs (loop3): free_blocks=0 [ 326.802621][ T8696] EXT4-fs (loop4): This should not happen!! Data will be lost [ 326.802621][ T8696] [ 326.812384][ T8696] EXT4-fs (loop4): Total free blocks count 0 [ 326.818819][ T8687] EXT4-fs (loop3): dirty_blocks=16 [ 326.824518][ T8687] EXT4-fs (loop3): Block reservation details [ 326.830843][ T8687] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 326.900959][ T4414] EXT4-fs (loop3): unmounting filesystem. [ 326.918617][ T8696] EXT4-fs (loop4): Free/Dirty block details [ 326.958862][ T8696] EXT4-fs (loop4): free_blocks=0 [ 326.976785][ T68] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm kworker/u4:4: bg 0: block 234: padding at end of block bitmap is not set [ 326.987390][ T8696] EXT4-fs (loop4): dirty_blocks=16 [ 327.028163][ T68] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 327.041048][ T8696] EXT4-fs (loop4): Block reservation details [ 327.046074][ T68] EXT4-fs (loop0): This should not happen!! Data will be lost [ 327.046074][ T68] [ 327.057953][ T4480] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm kworker/u4:7: bg 0: block 234: padding at end of block bitmap is not set [ 327.062666][ T8696] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 327.087702][ T68] EXT4-fs (loop0): Total free blocks count 0 [ 327.098677][ T4480] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 327.116249][ T68] EXT4-fs (loop0): Free/Dirty block details [ 327.130527][ T68] EXT4-fs (loop0): free_blocks=0 [ 327.141646][ T4480] EXT4-fs (loop1): This should not happen!! Data will be lost [ 327.141646][ T4480] [ 327.157249][ T4418] EXT4-fs (loop4): unmounting filesystem. [ 327.167550][ T68] EXT4-fs (loop0): dirty_blocks=16 [ 327.178574][ T68] EXT4-fs (loop0): Block reservation details [ 327.184996][ T8701] loop3: detected capacity change from 0 to 2048 [ 327.207075][ T4480] EXT4-fs (loop1): Total free blocks count 0 [ 327.231783][ T8701] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: none. [ 327.283780][ T4480] EXT4-fs (loop1): Free/Dirty block details [ 327.323868][ T68] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 327.350931][ T4480] EXT4-fs (loop1): free_blocks=0 [ 327.380301][ T4403] EXT4-fs (loop0): unmounting filesystem. [ 327.392553][ T4480] EXT4-fs (loop1): dirty_blocks=16 [ 327.397866][ T4480] EXT4-fs (loop1): Block reservation details [ 327.425628][ T4480] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 327.435481][ T11] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm kworker/u4:1: bg 0: block 234: padding at end of block bitmap is not set [ 327.466626][ T8706] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz.3.852: bg 0: block 234: padding at end of block bitmap is not set [ 327.467811][ T4404] EXT4-fs (loop1): unmounting filesystem. [ 327.522737][ T8706] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 327.531148][ T11] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 3 with error 28 [ 327.535603][ T8706] EXT4-fs (loop3): This should not happen!! Data will be lost [ 327.535603][ T8706] [ 327.580775][ T8708] loop0: detected capacity change from 0 to 2048 [ 327.590274][ T11] EXT4-fs (loop2): This should not happen!! Data will be lost [ 327.590274][ T11] [ 327.609563][ T8705] loop4: detected capacity change from 0 to 2048 [ 327.641746][ T11] EXT4-fs (loop2): Total free blocks count 0 [ 327.658252][ T8706] EXT4-fs (loop3): Total free blocks count 0 [ 327.685856][ T8705] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 327.687820][ T11] EXT4-fs (loop2): Free/Dirty block details [ 327.700836][ T8710] loop1: detected capacity change from 0 to 2048 [ 327.701428][ T8706] EXT4-fs (loop3): Free/Dirty block details [ 327.715607][ T11] EXT4-fs (loop2): free_blocks=0 [ 327.720764][ T11] EXT4-fs (loop2): dirty_blocks=16 [ 327.732168][ T11] EXT4-fs (loop2): Block reservation details [ 327.773575][ T8706] EXT4-fs (loop3): free_blocks=0 [ 327.780901][ T8708] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 327.782807][ T8706] EXT4-fs (loop3): dirty_blocks=16 [ 327.796285][ T11] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 327.813555][ T4408] EXT4-fs (loop2): unmounting filesystem. [ 327.833005][ T8710] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 327.859049][ T8706] EXT4-fs (loop3): Block reservation details [ 327.860623][ T8717] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.855: bg 0: block 234: padding at end of block bitmap is not set [ 327.882935][ T8706] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 327.945585][ T8717] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 327.962428][ T8718] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.853: bg 0: block 234: padding at end of block bitmap is not set [ 327.986100][ T4414] EXT4-fs (loop3): unmounting filesystem. [ 327.992703][ T8717] EXT4-fs (loop4): This should not happen!! Data will be lost [ 327.992703][ T8717] [ 328.014294][ T8718] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 328.030391][ T8717] EXT4-fs (loop4): Total free blocks count 0 [ 328.031920][ T8721] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.854: bg 0: block 234: padding at end of block bitmap is not set [ 328.061022][ T8717] EXT4-fs (loop4): Free/Dirty block details [ 328.081316][ T8717] EXT4-fs (loop4): free_blocks=0 [ 328.087850][ T8720] loop2: detected capacity change from 0 to 2048 [ 328.103833][ T8721] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 328.128237][ T8717] EXT4-fs (loop4): dirty_blocks=16 [ 328.137365][ T8718] EXT4-fs (loop0): This should not happen!! Data will be lost [ 328.137365][ T8718] [ 328.147806][ T8721] EXT4-fs (loop1): This should not happen!! Data will be lost [ 328.147806][ T8721] [ 328.159495][ T8717] EXT4-fs (loop4): Block reservation details [ 328.160825][ T8720] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 328.173968][ T8723] loop3: detected capacity change from 0 to 2048 [ 328.202409][ T8721] EXT4-fs (loop1): Total free blocks count 0 [ 328.209414][ T8717] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 328.216227][ T8718] EXT4-fs (loop0): Total free blocks count 0 [ 328.232649][ T8721] EXT4-fs (loop1): Free/Dirty block details [ 328.239460][ T8718] EXT4-fs (loop0): Free/Dirty block details [ 328.245730][ T8723] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: none. [ 328.245829][ T8728] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.856: bg 0: block 234: padding at end of block bitmap is not set [ 328.292029][ T8721] EXT4-fs (loop1): free_blocks=0 [ 328.296459][ T8718] EXT4-fs (loop0): free_blocks=0 [ 328.302060][ T8718] EXT4-fs (loop0): dirty_blocks=16 [ 328.307442][ T8718] EXT4-fs (loop0): Block reservation details [ 328.314359][ T8718] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 328.321204][ T8721] EXT4-fs (loop1): dirty_blocks=16 [ 328.323536][ T4418] EXT4-fs (loop4): unmounting filesystem. [ 328.327099][ T8728] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 328.343053][ T8721] EXT4-fs (loop1): Block reservation details [ 328.346718][ T8728] EXT4-fs (loop2): This should not happen!! Data will be lost [ 328.346718][ T8728] [ 328.360630][ T8728] EXT4-fs (loop2): Total free blocks count 0 [ 328.367899][ T8728] EXT4-fs (loop2): Free/Dirty block details [ 328.373152][ T8721] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 328.374282][ T8728] EXT4-fs (loop2): free_blocks=0 [ 328.385390][ T8728] EXT4-fs (loop2): dirty_blocks=16 [ 328.387658][ T4403] EXT4-fs (loop0): unmounting filesystem. [ 328.390643][ T8728] EXT4-fs (loop2): Block reservation details [ 328.402870][ T8729] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz.3.857: bg 0: block 234: padding at end of block bitmap is not set [ 328.403256][ T8728] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 328.488373][ T8729] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 328.501560][ T4404] EXT4-fs (loop1): unmounting filesystem. [ 328.518998][ T4408] EXT4-fs (loop2): unmounting filesystem. [ 328.591677][ T8731] loop4: detected capacity change from 0 to 2048 [ 328.622553][ T8729] EXT4-fs (loop3): This should not happen!! Data will be lost [ 328.622553][ T8729] [ 328.637267][ T8737] loop2: detected capacity change from 0 to 2048 [ 328.663913][ T8733] loop0: detected capacity change from 0 to 2048 [ 328.669881][ T8729] EXT4-fs (loop3): Total free blocks count 0 [ 328.677614][ T8729] EXT4-fs (loop3): Free/Dirty block details [ 328.683779][ T8729] EXT4-fs (loop3): free_blocks=0 [ 328.685286][ T8731] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 328.688906][ T8729] EXT4-fs (loop3): dirty_blocks=16 [ 328.702982][ T8729] EXT4-fs (loop3): Block reservation details [ 328.709288][ T8729] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 328.732949][ T8736] loop1: detected capacity change from 0 to 2048 [ 328.791709][ T4414] EXT4-fs (loop3): unmounting filesystem. [ 328.831598][ T8736] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 328.842855][ T8737] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 328.862427][ T8733] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 328.880589][ T8742] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.858: bg 0: block 234: padding at end of block bitmap is not set [ 328.952018][ T8742] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 328.980280][ T8742] EXT4-fs (loop4): This should not happen!! Data will be lost [ 328.980280][ T8742] [ 329.037484][ T8749] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.859: bg 0: block 234: padding at end of block bitmap is not set [ 329.058261][ T8742] EXT4-fs (loop4): Total free blocks count 0 [ 329.098764][ T8742] EXT4-fs (loop4): Free/Dirty block details [ 329.105781][ T8749] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 329.111583][ T8751] loop3: detected capacity change from 0 to 2048 [ 329.133518][ T8742] EXT4-fs (loop4): free_blocks=0 [ 329.138734][ T8742] EXT4-fs (loop4): dirty_blocks=16 [ 329.169024][ T8749] EXT4-fs (loop0): This should not happen!! Data will be lost [ 329.169024][ T8749] [ 329.189501][ T8742] EXT4-fs (loop4): Block reservation details [ 329.208490][ T8742] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 329.215989][ T8749] EXT4-fs (loop0): Total free blocks count 0 [ 329.242589][ T8749] EXT4-fs (loop0): Free/Dirty block details [ 329.248251][ T8751] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: none. [ 329.271338][ T8749] EXT4-fs (loop0): free_blocks=0 [ 329.279508][ T4418] EXT4-fs (loop4): unmounting filesystem. [ 329.292601][ T8749] EXT4-fs (loop0): dirty_blocks=16 [ 329.319493][ T8749] EXT4-fs (loop0): Block reservation details [ 329.342995][ T8749] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 329.417734][ T4403] EXT4-fs (loop0): unmounting filesystem. [ 329.479028][ T68] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm kworker/u4:4: bg 0: block 234: padding at end of block bitmap is not set [ 329.503048][ T33] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm kworker/u4:2: bg 0: block 234: padding at end of block bitmap is not set [ 329.506718][ T8756] loop4: detected capacity change from 0 to 2048 [ 329.544112][ T68] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 329.550137][ T8758] loop0: detected capacity change from 0 to 2048 [ 329.572750][ T68] EXT4-fs (loop2): This should not happen!! Data will be lost [ 329.572750][ T68] [ 329.579470][ T33] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 329.609411][ T33] EXT4-fs (loop1): This should not happen!! Data will be lost [ 329.609411][ T33] [ 329.620556][ T68] EXT4-fs (loop2): Total free blocks count 0 [ 329.621167][ T33] EXT4-fs (loop1): Total free blocks count 0 [ 329.638845][ T33] EXT4-fs (loop1): Free/Dirty block details [ 329.646349][ T33] EXT4-fs (loop1): free_blocks=0 [ 329.648360][ T8756] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 329.651405][ T33] EXT4-fs (loop1): dirty_blocks=16 [ 329.666388][ T33] EXT4-fs (loop1): Block reservation details [ 329.672959][ T33] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 329.675576][ T68] EXT4-fs (loop2): Free/Dirty block details [ 329.683222][ T4404] EXT4-fs (loop1): unmounting filesystem. [ 329.713502][ T68] EXT4-fs (loop2): free_blocks=0 [ 329.718554][ T68] EXT4-fs (loop2): dirty_blocks=16 [ 329.732736][ T68] EXT4-fs (loop2): Block reservation details [ 329.738793][ T68] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 329.774488][ T8758] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 329.792162][ T4408] EXT4-fs (loop2): unmounting filesystem. [ 329.824550][ T8764] loop1: detected capacity change from 0 to 2048 [ 329.905609][ T8764] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 329.936945][ T68] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm kworker/u4:4: bg 0: block 234: padding at end of block bitmap is not set [ 329.952431][ T8770] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.864: bg 0: block 234: padding at end of block bitmap is not set [ 329.952750][ T8767] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.863: bg 0: block 234: padding at end of block bitmap is not set [ 329.994165][ T8767] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 330.001475][ T8769] loop2: detected capacity change from 0 to 2048 [ 330.019340][ T68] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 330.032263][ T8770] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 330.045026][ T8767] EXT4-fs (loop4): This should not happen!! Data will be lost [ 330.045026][ T8767] [ 330.067408][ T8770] EXT4-fs (loop0): This should not happen!! Data will be lost [ 330.067408][ T8770] [ 330.088810][ T8769] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 330.097124][ T68] EXT4-fs (loop3): This should not happen!! Data will be lost [ 330.097124][ T68] [ 330.102622][ T8770] EXT4-fs (loop0): Total free blocks count 0 [ 330.119122][ T8767] EXT4-fs (loop4): Total free blocks count 0 [ 330.124254][ T8770] EXT4-fs (loop0): Free/Dirty block details [ 330.131190][ T8770] EXT4-fs (loop0): free_blocks=0 [ 330.136465][ T8770] EXT4-fs (loop0): dirty_blocks=16 [ 330.141791][ T8770] EXT4-fs (loop0): Block reservation details [ 330.148890][ T8770] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 330.168661][ T8773] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.866: bg 0: block 234: padding at end of block bitmap is not set [ 330.191436][ T68] EXT4-fs (loop3): Total free blocks count 0 [ 330.197886][ T68] EXT4-fs (loop3): Free/Dirty block details [ 330.203889][ T68] EXT4-fs (loop3): free_blocks=0 [ 330.208865][ T68] EXT4-fs (loop3): dirty_blocks=16 2025/08/24 07:40:36 executed programs: 861 [ 330.210041][ T8767] EXT4-fs (loop4): Free/Dirty block details [ 330.221972][ T68] EXT4-fs (loop3): Block reservation details [ 330.228543][ T68] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 330.238761][ T4403] EXT4-fs (loop0): unmounting filesystem. [ 330.247624][ T4414] EXT4-fs (loop3): unmounting filesystem. [ 330.248309][ T8773] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 330.274999][ T8774] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.865: bg 0: block 234: padding at end of block bitmap is not set [ 330.292982][ T8767] EXT4-fs (loop4): free_blocks=0 [ 330.295760][ T8773] EXT4-fs (loop1): This should not happen!! Data will be lost [ 330.295760][ T8773] [ 330.308488][ T8773] EXT4-fs (loop1): Total free blocks count 0 [ 330.327394][ T8767] EXT4-fs (loop4): dirty_blocks=16 [ 330.336135][ T8774] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 330.367486][ T8773] EXT4-fs (loop1): Free/Dirty block details [ 330.382802][ T8767] EXT4-fs (loop4): Block reservation details [ 330.384710][ T8774] EXT4-fs (loop2): This should not happen!! Data will be lost [ 330.384710][ T8774] [ 330.388918][ T8767] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 330.429004][ T8773] EXT4-fs (loop1): free_blocks=0 [ 330.439721][ T8773] EXT4-fs (loop1): dirty_blocks=16 [ 330.449037][ T4418] EXT4-fs (loop4): unmounting filesystem. [ 330.451261][ T8773] EXT4-fs (loop1): Block reservation details [ 330.475068][ T8774] EXT4-fs (loop2): Total free blocks count 0 [ 330.478401][ T8776] loop3: detected capacity change from 0 to 2048 [ 330.481393][ T8773] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 330.494942][ T8774] EXT4-fs (loop2): Free/Dirty block details [ 330.501169][ T8774] EXT4-fs (loop2): free_blocks=0 [ 330.507572][ T8774] EXT4-fs (loop2): dirty_blocks=16 [ 330.529649][ T8774] EXT4-fs (loop2): Block reservation details [ 330.567774][ T4404] EXT4-fs (loop1): unmounting filesystem. [ 330.577456][ T8778] loop0: detected capacity change from 0 to 2048 [ 330.578481][ T8774] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 330.610004][ T8776] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: none. [ 330.659129][ T8778] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 330.708216][ T4408] EXT4-fs (loop2): unmounting filesystem. [ 330.737045][ T27] kauditd_printk_skb: 38 callbacks suppressed [ 330.737061][ T27] audit: type=1804 audit(1756021237.308:1668): pid=8778 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.868" name="/newroot/171/file0/bus" dev="loop0" ino=18 res=1 errno=0 [ 330.757385][ T8782] loop4: detected capacity change from 0 to 2048 [ 330.785624][ T27] audit: type=1804 audit(1756021237.338:1669): pid=8778 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.868" name="/newroot/171/file0/bus" dev="loop0" ino=18 res=1 errno=0 [ 330.821875][ T27] audit: type=1804 audit(1756021237.348:1670): pid=8776 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.3.867" name="/newroot/171/file0/bus" dev="loop3" ino=18 res=1 errno=0 [ 330.821896][ T8788] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.868: bg 0: block 234: padding at end of block bitmap is not set [ 330.855785][ T27] audit: type=1804 audit(1756021237.348:1671): pid=8776 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.3.867" name="/newroot/171/file0/bus" dev="loop3" ino=18 res=1 errno=0 [ 330.918475][ T8786] loop1: detected capacity change from 0 to 2048 [ 330.943575][ T8782] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 330.961338][ T8788] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 330.974675][ T8788] EXT4-fs (loop0): This should not happen!! Data will be lost [ 330.974675][ T8788] [ 330.985117][ T8788] EXT4-fs (loop0): Total free blocks count 0 [ 330.991201][ T8788] EXT4-fs (loop0): Free/Dirty block details [ 330.997898][ T27] audit: type=1804 audit(1756021237.558:1672): pid=8782 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.4.869" name="/newroot/166/file0/bus" dev="loop4" ino=18 res=1 errno=0 [ 331.019862][ T8788] EXT4-fs (loop0): free_blocks=0 [ 331.025094][ T8788] EXT4-fs (loop0): dirty_blocks=16 [ 331.033021][ T8788] EXT4-fs (loop0): Block reservation details [ 331.039138][ T8788] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 331.082946][ T8786] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 331.121303][ T27] audit: type=1804 audit(1756021237.638:1673): pid=8782 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.4.869" name="/newroot/166/file0/bus" dev="loop4" ino=18 res=1 errno=0 [ 331.121414][ T8795] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.869: bg 0: block 234: padding at end of block bitmap is not set [ 331.171156][ T4403] EXT4-fs (loop0): unmounting filesystem. [ 331.177094][ T8792] loop2: detected capacity change from 0 to 2048 [ 331.211277][ T8795] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 331.212117][ T27] audit: type=1804 audit(1756021237.778:1674): pid=8786 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.1.870" name="/newroot/173/file0/bus" dev="loop1" ino=18 res=1 errno=0 [ 331.235887][ T8792] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 331.273091][ T8795] EXT4-fs (loop4): This should not happen!! Data will be lost [ 331.273091][ T8795] [ 331.284562][ T8795] EXT4-fs (loop4): Total free blocks count 0 [ 331.290602][ T8795] EXT4-fs (loop4): Free/Dirty block details [ 331.296929][ T8795] EXT4-fs (loop4): free_blocks=0 [ 331.301907][ T8795] EXT4-fs (loop4): dirty_blocks=16 [ 331.307332][ T8795] EXT4-fs (loop4): Block reservation details [ 331.313629][ T8795] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 331.321761][ T68] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm kworker/u4:4: bg 0: block 234: padding at end of block bitmap is not set [ 331.327185][ T27] audit: type=1804 audit(1756021237.878:1675): pid=8792 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.2.871" name="/newroot/169/file0/bus" dev="loop2" ino=18 res=1 errno=0 [ 331.358973][ T27] audit: type=1804 audit(1756021237.878:1676): pid=8792 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.2.871" name="/newroot/169/file0/bus" dev="loop2" ino=18 res=1 errno=0 [ 331.392881][ T68] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 331.395327][ T8799] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.871: bg 0: block 234: padding at end of block bitmap is not set [ 331.411087][ T27] audit: type=1804 audit(1756021237.878:1677): pid=8786 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.1.870" name="/newroot/173/file0/bus" dev="loop1" ino=18 res=1 errno=0 [ 331.452773][ T8799] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 331.456754][ T68] EXT4-fs (loop3): This should not happen!! Data will be lost [ 331.456754][ T68] [ 331.466438][ T8798] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.870: bg 0: block 234: padding at end of block bitmap is not set [ 331.487495][ T68] EXT4-fs (loop3): Total free blocks count 0 [ 331.491512][ T4418] EXT4-fs (loop4): unmounting filesystem. [ 331.525908][ T68] EXT4-fs (loop3): Free/Dirty block details [ 331.533542][ T8799] EXT4-fs (loop2): This should not happen!! Data will be lost [ 331.533542][ T8799] [ 331.552445][ T68] EXT4-fs (loop3): free_blocks=0 [ 331.569217][ T8798] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 331.598382][ T8799] EXT4-fs (loop2): Total free blocks count 0 [ 331.600380][ T68] EXT4-fs (loop3): dirty_blocks=16 [ 331.619233][ T8799] EXT4-fs (loop2): Free/Dirty block details [ 331.628187][ T8798] EXT4-fs (loop1): This should not happen!! Data will be lost [ 331.628187][ T8798] [ 331.636167][ T8799] EXT4-fs (loop2): free_blocks=0 [ 331.645430][ T68] EXT4-fs (loop3): Block reservation details [ 331.646283][ T8799] EXT4-fs (loop2): dirty_blocks=16 [ 331.655821][ T8801] loop0: detected capacity change from 0 to 2048 [ 331.659574][ T8803] loop4: detected capacity change from 0 to 2048 [ 331.668965][ T68] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 331.670019][ T8798] EXT4-fs (loop1): Total free blocks count 0 [ 331.688535][ T8799] EXT4-fs (loop2): Block reservation details [ 331.697310][ T8799] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 331.699748][ T4414] EXT4-fs (loop3): unmounting filesystem. [ 331.704955][ T8798] EXT4-fs (loop1): Free/Dirty block details [ 331.746258][ T8803] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 331.766242][ T8798] EXT4-fs (loop1): free_blocks=0 [ 331.771359][ T8798] EXT4-fs (loop1): dirty_blocks=16 [ 331.772892][ T8801] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 331.776666][ T8798] EXT4-fs (loop1): Block reservation details [ 331.791344][ T8798] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 331.801048][ T4408] EXT4-fs (loop2): unmounting filesystem. [ 331.844615][ T8809] loop3: detected capacity change from 0 to 2048 [ 331.909953][ T8809] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: none. [ 331.943681][ T8812] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.874: bg 0: block 234: padding at end of block bitmap is not set [ 332.002629][ T8815] loop2: detected capacity change from 0 to 2048 [ 332.028495][ T8813] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.872: bg 0: block 234: padding at end of block bitmap is not set [ 332.044451][ T8812] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 332.069227][ T8813] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 332.092870][ T8816] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz.3.873: bg 0: block 234: padding at end of block bitmap is not set [ 332.111312][ T8812] EXT4-fs (loop4): This should not happen!! Data will be lost [ 332.111312][ T8812] [ 332.130714][ T8816] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 332.133438][ T8813] EXT4-fs (loop0): This should not happen!! Data will be lost [ 332.133438][ T8813] [ 332.157636][ T8818] loop1: detected capacity change from 0 to 2048 [ 332.163683][ T8812] EXT4-fs (loop4): Total free blocks count 0 [ 332.188257][ T8812] EXT4-fs (loop4): Free/Dirty block details [ 332.197090][ T8812] EXT4-fs (loop4): free_blocks=0 [ 332.216618][ T8813] EXT4-fs (loop0): Total free blocks count 0 [ 332.234399][ T8813] EXT4-fs (loop0): Free/Dirty block details [ 332.240673][ T8816] EXT4-fs (loop3): This should not happen!! Data will be lost [ 332.240673][ T8816] [ 332.256857][ T8813] EXT4-fs (loop0): free_blocks=0 [ 332.262980][ T8812] EXT4-fs (loop4): dirty_blocks=16 [ 332.289279][ T8813] EXT4-fs (loop0): dirty_blocks=16 [ 332.301773][ T8823] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.875: bg 0: block 234: padding at end of block bitmap is not set [ 332.318451][ T8816] EXT4-fs (loop3): Total free blocks count 0 [ 332.324779][ T8816] EXT4-fs (loop3): Free/Dirty block details [ 332.330488][ T8813] EXT4-fs (loop0): Block reservation details [ 332.330849][ T8823] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 332.337612][ T8816] EXT4-fs (loop3): free_blocks=0 [ 332.349435][ T8823] EXT4-fs (loop2): This should not happen!! Data will be lost [ 332.349435][ T8823] [ 332.349457][ T8823] EXT4-fs (loop2): Total free blocks count 0 [ 332.349473][ T8823] EXT4-fs (loop2): Free/Dirty block details [ 332.349488][ T8823] EXT4-fs (loop2): free_blocks=0 [ 332.349503][ T8823] EXT4-fs (loop2): dirty_blocks=16 [ 332.349517][ T8823] EXT4-fs (loop2): Block reservation details [ 332.349528][ T8823] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 332.349735][ T8812] EXT4-fs (loop4): Block reservation details [ 332.405605][ T8812] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 332.411341][ T8813] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 332.416417][ T8824] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.876: bg 0: block 234: padding at end of block bitmap is not set [ 332.432240][ T8816] EXT4-fs (loop3): dirty_blocks=16 [ 332.442730][ T8816] EXT4-fs (loop3): Block reservation details [ 332.452836][ T8816] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 332.614054][ T8824] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 332.709748][ T8830] loop3: detected capacity change from 0 to 2048 [ 332.719676][ T8824] EXT4-fs (loop1): This should not happen!! Data will be lost [ 332.719676][ T8824] [ 332.731199][ T8832] loop4: detected capacity change from 0 to 2048 [ 332.735759][ T8824] EXT4-fs (loop1): Total free blocks count 0 [ 332.769381][ T8831] loop0: detected capacity change from 0 to 2048 [ 332.771501][ T8824] EXT4-fs (loop1): Free/Dirty block details [ 332.798025][ T8824] EXT4-fs (loop1): free_blocks=0 [ 332.807461][ T8824] EXT4-fs (loop1): dirty_blocks=16 [ 332.812813][ T8824] EXT4-fs (loop1): Block reservation details [ 332.819789][ T8824] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 333.134369][ T8843] loop1: detected capacity change from 0 to 2048 [ 333.297889][ T8847] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.881: bg 0: block 234: padding at end of block bitmap is not set [ 333.344681][ T8847] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 333.362897][ T8847] EXT4-fs (loop1): This should not happen!! Data will be lost [ 333.362897][ T8847] [ 333.395007][ T8847] EXT4-fs (loop1): Total free blocks count 0 [ 333.435262][ T8847] EXT4-fs (loop1): Free/Dirty block details [ 333.472837][ T8847] EXT4-fs (loop1): free_blocks=0 [ 333.488462][ T8849] loop2: detected capacity change from 0 to 2048 [ 333.489354][ T8847] EXT4-fs (loop1): dirty_blocks=16 [ 333.500714][ T33] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm kworker/u4:2: bg 0: block 234: padding at end of block bitmap is not set [ 333.513753][ T8847] EXT4-fs (loop1): Block reservation details [ 333.522001][ T8847] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 333.522252][ T11] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm kworker/u4:1: bg 0: block 234: padding at end of block bitmap is not set [ 333.522342][ T68] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm kworker/u4:4: bg 0: block 234: padding at end of block bitmap is not set [ 333.553952][ T68] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 333.567686][ T11] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 333.585793][ T68] EXT4-fs (loop4): This should not happen!! Data will be lost [ 333.585793][ T68] [ 333.590364][ T33] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 333.597058][ T68] EXT4-fs (loop4): Total free blocks count 0 [ 333.633189][ T68] EXT4-fs (loop4): Free/Dirty block details [ 333.648951][ T68] EXT4-fs (loop4): free_blocks=0 [ 333.654089][ T11] EXT4-fs (loop0): This should not happen!! Data will be lost [ 333.654089][ T11] [ 333.654115][ T11] EXT4-fs (loop0): Total free blocks count 0 [ 333.676123][ T68] EXT4-fs (loop4): dirty_blocks=16 [ 333.681530][ T68] EXT4-fs (loop4): Block reservation details [ 333.690658][ T33] EXT4-fs (loop3): This should not happen!! Data will be lost [ 333.690658][ T33] [ 333.720352][ T68] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 333.727054][ T11] EXT4-fs (loop0): Free/Dirty block details [ 333.744712][ T11] EXT4-fs (loop0): free_blocks=0 [ 333.749786][ T11] EXT4-fs (loop0): dirty_blocks=16 [ 333.791430][ T33] EXT4-fs (loop3): Total free blocks count 0 [ 333.798240][ T8853] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.882: bg 0: block 234: padding at end of block bitmap is not set [ 333.807175][ T33] EXT4-fs (loop3): Free/Dirty block details [ 333.827961][ T11] EXT4-fs (loop0): Block reservation details [ 333.832161][ T8854] loop1: detected capacity change from 0 to 2048 [ 333.842942][ T11] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 333.849077][ T33] EXT4-fs (loop3): free_blocks=0 [ 333.852696][ T8853] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 333.866891][ T8853] EXT4-fs (loop2): This should not happen!! Data will be lost [ 333.866891][ T8853] [ 333.876999][ T33] EXT4-fs (loop3): dirty_blocks=16 [ 333.882741][ T8853] EXT4-fs (loop2): Total free blocks count 0 [ 333.888853][ T33] EXT4-fs (loop3): Block reservation details [ 333.889866][ T8853] EXT4-fs (loop2): Free/Dirty block details [ 333.897380][ T33] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 333.902254][ T8856] loop4: detected capacity change from 0 to 2048 [ 333.918124][ T8853] EXT4-fs (loop2): free_blocks=0 [ 333.937615][ T8853] EXT4-fs (loop2): dirty_blocks=16 [ 333.964553][ T8853] EXT4-fs (loop2): Block reservation details [ 333.970752][ T8853] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 334.063027][ T8859] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.886: bg 0: block 234: padding at end of block bitmap is not set [ 334.130640][ T8859] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 334.133102][ T8865] loop0: detected capacity change from 0 to 2048 [ 334.182986][ T8866] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.885: bg 0: block 234: padding at end of block bitmap is not set [ 334.203970][ T8859] EXT4-fs (loop1): This should not happen!! Data will be lost [ 334.203970][ T8859] [ 334.241693][ T8864] loop3: detected capacity change from 0 to 2048 [ 334.253698][ T8866] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 334.264395][ T8859] EXT4-fs (loop1): Total free blocks count 0 [ 334.279393][ T8859] EXT4-fs (loop1): Free/Dirty block details [ 334.290400][ T8866] EXT4-fs (loop4): This should not happen!! Data will be lost [ 334.290400][ T8866] [ 334.309452][ T8868] loop2: detected capacity change from 0 to 2048 [ 334.333334][ T8859] EXT4-fs (loop1): free_blocks=0 [ 334.347384][ T8859] EXT4-fs (loop1): dirty_blocks=16 [ 334.350767][ T8866] EXT4-fs (loop4): Total free blocks count 0 [ 334.361225][ T8859] EXT4-fs (loop1): Block reservation details [ 334.372851][ T8859] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 334.390488][ T8866] EXT4-fs (loop4): Free/Dirty block details [ 334.396988][ T8866] EXT4-fs (loop4): free_blocks=0 [ 334.402173][ T8866] EXT4-fs (loop4): dirty_blocks=16 [ 334.467704][ T8866] EXT4-fs (loop4): Block reservation details [ 334.565229][ T8866] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 334.772825][ T4529] 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 [ 334.788172][ T8879] loop1: detected capacity change from 0 to 2048 [ 334.882129][ T8881] loop4: detected capacity change from 0 to 2048 [ 334.951980][ T11] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 334.953043][ T4469] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm kworker/u4:6: bg 0: block 234: padding at end of block bitmap is not set [ 334.993149][ T11] EXT4-fs (loop0): This should not happen!! Data will be lost [ 334.993149][ T11] [ 335.021370][ T4469] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 3 with error 28 [ 335.041800][ T11] EXT4-fs (loop0): Total free blocks count 0 [ 335.044542][ T4469] EXT4-fs (loop3): This should not happen!! Data will be lost [ 335.044542][ T4469] [ 335.057722][ T4469] EXT4-fs (loop3): Total free blocks count 0 [ 335.064569][ T4469] EXT4-fs (loop3): Free/Dirty block details [ 335.071406][ T4469] EXT4-fs (loop3): free_blocks=0 [ 335.076653][ T4469] EXT4-fs (loop3): dirty_blocks=16 [ 335.081817][ T4469] EXT4-fs (loop3): Block reservation details [ 335.088064][ T4469] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 335.095945][ T11] EXT4-fs (loop0): Free/Dirty block details [ 335.114449][ T4485] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm kworker/u4:9: bg 0: block 234: padding at end of block bitmap is not set [ 335.162710][ T11] EXT4-fs (loop0): free_blocks=0 [ 335.169285][ T8889] loop3: detected capacity change from 0 to 2048 [ 335.189533][ T4485] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 335.208568][ T11] EXT4-fs (loop0): dirty_blocks=16 [ 335.222339][ T4485] EXT4-fs (loop2): This should not happen!! Data will be lost [ 335.222339][ T4485] [ 335.227714][ T11] EXT4-fs (loop0): Block reservation details [ 335.262262][ T11] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 335.287535][ T4485] EXT4-fs (loop2): Total free blocks count 0 [ 335.327882][ T4485] EXT4-fs (loop2): Free/Dirty block details [ 335.353799][ T4485] EXT4-fs (loop2): free_blocks=0 [ 335.388938][ T4485] EXT4-fs (loop2): dirty_blocks=16 [ 335.407561][ T4485] EXT4-fs (loop2): Block reservation details [ 335.433121][ T4485] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 335.460907][ T8894] loop0: detected capacity change from 0 to 2048 2025/08/24 07:40:42 executed programs: 886 [ 335.577450][ T4485] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm kworker/u4:9: bg 0: block 234: padding at end of block bitmap is not set [ 335.651318][ T11] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm kworker/u4:1: bg 0: block 234: padding at end of block bitmap is not set [ 335.678977][ T8897] loop2: detected capacity change from 0 to 2048 [ 335.701422][ T4485] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 335.721353][ T11] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 335.747103][ T4485] EXT4-fs (loop1): This should not happen!! Data will be lost [ 335.747103][ T4485] [ 335.766976][ T11] EXT4-fs (loop4): This should not happen!! Data will be lost [ 335.766976][ T11] [ 335.791326][ T4485] EXT4-fs (loop1): Total free blocks count 0 [ 335.805076][ T11] EXT4-fs (loop4): Total free blocks count 0 [ 335.811470][ T4485] EXT4-fs (loop1): Free/Dirty block details [ 335.822006][ T11] EXT4-fs (loop4): Free/Dirty block details [ 335.837830][ T27] kauditd_printk_skb: 38 callbacks suppressed [ 335.837845][ T27] audit: type=1804 audit(1756021242.408:1716): pid=8897 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.2.892" name="/newroot/174/file0/bus" dev="loop2" ino=18 res=1 errno=0 [ 335.873776][ T4485] EXT4-fs (loop1): free_blocks=0 [ 335.878943][ T4485] EXT4-fs (loop1): dirty_blocks=16 [ 335.884672][ T4485] EXT4-fs (loop1): Block reservation details [ 335.893584][ T4485] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 335.900064][ T11] EXT4-fs (loop4): free_blocks=0 [ 335.909407][ T11] EXT4-fs (loop4): dirty_blocks=16 [ 335.922649][ T11] EXT4-fs (loop4): Block reservation details [ 335.932930][ T11] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 336.003442][ T8902] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.892: bg 0: block 234: padding at end of block bitmap is not set [ 336.043162][ T4485] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm kworker/u4:9: bg 0: block 234: padding at end of block bitmap is not set [ 336.065953][ T27] audit: type=1804 audit(1756021242.458:1717): pid=8897 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.2.892" name="/newroot/174/file0/bus" dev="loop2" ino=18 res=1 errno=0 [ 336.073500][ T8906] loop4: detected capacity change from 0 to 2048 [ 336.098448][ T8902] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 336.115354][ T4485] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 336.128407][ T8902] EXT4-fs (loop2): This should not happen!! Data will be lost [ 336.128407][ T8902] [ 336.137244][ T8904] loop1: detected capacity change from 0 to 2048 [ 336.139954][ T8902] EXT4-fs (loop2): Total free blocks count 0 [ 336.165523][ T4485] EXT4-fs (loop3): This should not happen!! Data will be lost [ 336.165523][ T4485] [ 336.199278][ T8902] EXT4-fs (loop2): Free/Dirty block details [ 336.202948][ T4485] EXT4-fs (loop3): Total free blocks count 0 [ 336.212801][ T11] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm kworker/u4:1: bg 0: block 234: padding at end of block bitmap is not set [ 336.212956][ T4485] EXT4-fs (loop3): Free/Dirty block details [ 336.232847][ T8902] EXT4-fs (loop2): free_blocks=0 [ 336.238558][ T27] audit: type=1804 audit(1756021242.808:1718): pid=8906 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.4.894" name="/newroot/171/file0/bus" dev="loop4" ino=18 res=1 errno=0 [ 336.272790][ T11] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 336.277869][ T8902] EXT4-fs (loop2): dirty_blocks=16 [ 336.285376][ T27] audit: type=1804 audit(1756021242.808:1719): pid=8906 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.4.894" name="/newroot/171/file0/bus" dev="loop4" ino=18 res=1 errno=0 [ 336.313657][ T27] audit: type=1804 audit(1756021242.858:1720): pid=8904 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.1.893" name="/newroot/178/file0/bus" dev="loop1" ino=18 res=1 errno=0 [ 336.335531][ T8911] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.894: bg 0: block 234: padding at end of block bitmap is not set [ 336.342835][ T4485] EXT4-fs (loop3): free_blocks=0 [ 336.350223][ T27] audit: type=1804 audit(1756021242.858:1721): pid=8904 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.1.893" name="/newroot/178/file0/bus" dev="loop1" ino=18 res=1 errno=0 [ 336.356581][ T8911] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 336.390113][ T8902] EXT4-fs (loop2): Block reservation details [ 336.392515][ T11] EXT4-fs (loop0): This should not happen!! Data will be lost [ 336.392515][ T11] [ 336.396358][ T8902] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 336.412871][ T8912] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.893: bg 0: block 234: padding at end of block bitmap is not set [ 336.433400][ T4485] EXT4-fs (loop3): dirty_blocks=16 [ 336.438618][ T4485] EXT4-fs (loop3): Block reservation details [ 336.445075][ T8912] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 336.457437][ T4485] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 336.458211][ T11] EXT4-fs (loop0): Total free blocks count 0 [ 336.471958][ T8912] EXT4-fs (loop1): This should not happen!! Data will be lost [ 336.471958][ T8912] [ 336.482322][ T8912] EXT4-fs (loop1): Total free blocks count 0 [ 336.490024][ T8912] EXT4-fs (loop1): Free/Dirty block details [ 336.496506][ T8912] EXT4-fs (loop1): free_blocks=0 [ 336.501747][ T8912] EXT4-fs (loop1): dirty_blocks=16 [ 336.507938][ T8911] EXT4-fs (loop4): This should not happen!! Data will be lost [ 336.507938][ T8911] [ 336.517927][ T8912] EXT4-fs (loop1): Block reservation details [ 336.524454][ T8911] EXT4-fs (loop4): Total free blocks count 0 [ 336.530613][ T11] EXT4-fs (loop0): Free/Dirty block details [ 336.538858][ T8911] EXT4-fs (loop4): Free/Dirty block details [ 336.552576][ T11] EXT4-fs (loop0): free_blocks=0 [ 336.557831][ T11] EXT4-fs (loop0): dirty_blocks=16 [ 336.563627][ T8912] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 336.569924][ T8911] EXT4-fs (loop4): free_blocks=0 [ 336.594387][ T8911] EXT4-fs (loop4): dirty_blocks=16 [ 336.602533][ T11] EXT4-fs (loop0): Block reservation details [ 336.609339][ T11] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 336.652885][ T8911] EXT4-fs (loop4): Block reservation details [ 336.659357][ T8911] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 336.668685][ T8914] loop2: detected capacity change from 0 to 2048 [ 336.720938][ T8916] loop3: detected capacity change from 0 to 2048 [ 336.796017][ T8919] loop0: detected capacity change from 0 to 2048 [ 336.797985][ T27] audit: type=1804 audit(1756021243.368:1722): pid=8914 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.2.897" name="/newroot/175/file0/bus" dev="loop2" ino=18 res=1 errno=0 [ 336.869799][ T27] audit: type=1804 audit(1756021243.438:1723): pid=8914 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.2.897" name="/newroot/175/file0/bus" dev="loop2" ino=18 res=1 errno=0 [ 336.981729][ T8922] loop1: detected capacity change from 0 to 2048 [ 337.043434][ T8928] loop4: detected capacity change from 0 to 2048 [ 337.073748][ T8931] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz.3.895: bg 0: block 234: padding at end of block bitmap is not set [ 337.073780][ T27] audit: type=1804 audit(1756021243.518:1724): pid=8916 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.3.895" name="/newroot/176/file0/bus" dev="loop3" ino=18 res=1 errno=0 [ 337.182702][ T8931] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 337.211532][ T8937] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.898: bg 0: block 234: padding at end of block bitmap is not set [ 337.235197][ T27] audit: type=1804 audit(1756021243.518:1725): pid=8916 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.3.895" name="/newroot/176/file0/bus" dev="loop3" ino=18 res=1 errno=0 [ 337.275625][ T8931] EXT4-fs (loop3): This should not happen!! Data will be lost [ 337.275625][ T8931] [ 337.361681][ T8937] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 337.366320][ T8931] EXT4-fs (loop3): Total free blocks count 0 [ 337.411440][ T8937] EXT4-fs (loop1): This should not happen!! Data will be lost [ 337.411440][ T8937] [ 337.426937][ T8931] EXT4-fs (loop3): Free/Dirty block details [ 337.438635][ T4480] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm kworker/u4:7: bg 0: block 234: padding at end of block bitmap is not set [ 337.445116][ T8931] EXT4-fs (loop3): free_blocks=0 [ 337.463655][ T8937] EXT4-fs (loop1): Total free blocks count 0 [ 337.477573][ T4480] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 337.491358][ T8931] EXT4-fs (loop3): dirty_blocks=16 [ 337.503989][ T8937] EXT4-fs (loop1): Free/Dirty block details [ 337.520278][ T8931] EXT4-fs (loop3): Block reservation details [ 337.520581][ T8937] EXT4-fs (loop1): free_blocks=0 [ 337.532808][ T4480] EXT4-fs (loop2): This should not happen!! Data will be lost [ 337.532808][ T4480] [ 337.541471][ T8931] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 337.552602][ T8937] EXT4-fs (loop1): dirty_blocks=16 [ 337.558064][ T4480] EXT4-fs (loop2): Total free blocks count 0 [ 337.564533][ T8937] EXT4-fs (loop1): Block reservation details [ 337.571259][ T4480] EXT4-fs (loop2): Free/Dirty block details [ 337.582742][ T8937] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 337.588750][ T4480] EXT4-fs (loop2): free_blocks=0 [ 337.597282][ T4480] EXT4-fs (loop2): dirty_blocks=16 [ 337.602607][ T4480] EXT4-fs (loop2): Block reservation details [ 337.627965][ T4480] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 337.636069][ T4469] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm kworker/u4:6: bg 0: block 234: padding at end of block bitmap is not set [ 337.699637][ T4469] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 337.756081][ T4469] EXT4-fs (loop0): This should not happen!! Data will be lost [ 337.756081][ T4469] [ 337.793029][ T11] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm kworker/u4:1: bg 0: block 234: padding at end of block bitmap is not set [ 337.806807][ T8942] loop1: detected capacity change from 0 to 2048 [ 337.824265][ T4469] EXT4-fs (loop0): Total free blocks count 0 [ 337.830341][ T4469] EXT4-fs (loop0): Free/Dirty block details [ 337.837227][ T8943] loop2: detected capacity change from 0 to 2048 [ 337.847434][ T8940] loop3: detected capacity change from 0 to 2048 [ 337.852102][ T4469] EXT4-fs (loop0): free_blocks=0 [ 337.854320][ T11] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 337.860986][ T4469] EXT4-fs (loop0): dirty_blocks=16 [ 337.888317][ T4469] EXT4-fs (loop0): Block reservation details [ 337.906623][ T11] EXT4-fs (loop4): This should not happen!! Data will be lost [ 337.906623][ T11] [ 337.919366][ T11] EXT4-fs (loop4): Total free blocks count 0 [ 337.922206][ T4469] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 337.931204][ T11] EXT4-fs (loop4): Free/Dirty block details [ 337.940306][ T11] EXT4-fs (loop4): free_blocks=0 [ 338.001776][ T11] EXT4-fs (loop4): dirty_blocks=16 [ 338.007728][ T11] EXT4-fs (loop4): Block reservation details [ 338.014945][ T11] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 338.109410][ T8950] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.903: bg 0: block 234: padding at end of block bitmap is not set [ 338.189176][ T8950] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 338.213713][ T8955] loop0: detected capacity change from 0 to 2048 [ 338.233969][ T8956] loop4: detected capacity change from 0 to 2048 [ 338.254077][ T8950] EXT4-fs (loop1): This should not happen!! Data will be lost [ 338.254077][ T8950] [ 338.302832][ T8950] EXT4-fs (loop1): Total free blocks count 0 [ 338.309734][ T8950] EXT4-fs (loop1): Free/Dirty block details [ 338.325093][ T8950] EXT4-fs (loop1): free_blocks=0 [ 338.331003][ T8950] EXT4-fs (loop1): dirty_blocks=16 [ 338.337068][ T8950] EXT4-fs (loop1): Block reservation details [ 338.343668][ T8950] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 338.383944][ T4529] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm ext4lazyinit: bg 0: block 234: padding at end of block bitmap is not set [ 338.584731][ T4529] 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 [ 338.620381][ T4469] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 3 with error 28 [ 338.642582][ T68] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm kworker/u4:4: bg 0: block 234: padding at end of block bitmap is not set [ 338.672667][ T4469] EXT4-fs (loop2): This should not happen!! Data will be lost [ 338.672667][ T4469] [ 338.701516][ T4469] EXT4-fs (loop2): Total free blocks count 0 [ 338.708350][ T68] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 338.735253][ T4469] EXT4-fs (loop2): Free/Dirty block details [ 338.738262][ T8964] loop1: detected capacity change from 0 to 2048 [ 338.746778][ T68] EXT4-fs (loop3): This should not happen!! Data will be lost [ 338.746778][ T68] [ 338.764941][ T4469] EXT4-fs (loop2): free_blocks=0 [ 338.777776][ T4469] EXT4-fs (loop2): dirty_blocks=16 [ 338.786556][ T68] EXT4-fs (loop3): Total free blocks count 0 [ 338.814782][ T4469] EXT4-fs (loop2): Block reservation details [ 338.823473][ T68] EXT4-fs (loop3): Free/Dirty block details [ 338.852829][ T4469] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 338.876222][ T68] EXT4-fs (loop3): free_blocks=0 [ 338.881243][ T68] EXT4-fs (loop3): dirty_blocks=16 [ 338.892827][ T68] EXT4-fs (loop3): Block reservation details [ 338.892974][ T33] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 338.898850][ T68] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 338.973547][ T33] EXT4-fs (loop0): This should not happen!! Data will be lost [ 338.973547][ T33] [ 338.993546][ T8967] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.905: bg 0: block 234: padding at end of block bitmap is not set [ 339.016371][ T33] EXT4-fs (loop0): Total free blocks count 0 [ 339.026109][ T33] EXT4-fs (loop0): Free/Dirty block details [ 339.032077][ T33] EXT4-fs (loop0): free_blocks=0 [ 339.080634][ T33] EXT4-fs (loop0): dirty_blocks=16 [ 339.091600][ T33] EXT4-fs (loop0): Block reservation details [ 339.109136][ T68] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm kworker/u4:4: bg 0: block 234: padding at end of block bitmap is not set [ 339.122002][ T8970] loop3: detected capacity change from 0 to 2048 [ 339.130751][ T33] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 339.137861][ T8967] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 339.176356][ T8971] loop2: detected capacity change from 0 to 2048 [ 339.185132][ T68] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 339.217142][ T8967] EXT4-fs (loop1): This should not happen!! Data will be lost [ 339.217142][ T8967] [ 339.251396][ T68] EXT4-fs (loop4): This should not happen!! Data will be lost [ 339.251396][ T68] [ 339.252960][ T8967] EXT4-fs (loop1): Total free blocks count 0 [ 339.261695][ T68] EXT4-fs (loop4): Total free blocks count 0 [ 339.274257][ T68] EXT4-fs (loop4): Free/Dirty block details [ 339.280989][ T68] EXT4-fs (loop4): free_blocks=0 [ 339.286120][ T68] EXT4-fs (loop4): dirty_blocks=16 [ 339.291769][ T68] EXT4-fs (loop4): Block reservation details [ 339.298928][ T68] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 339.317182][ T8967] EXT4-fs (loop1): Free/Dirty block details [ 339.323587][ T8967] EXT4-fs (loop1): free_blocks=0 [ 339.328577][ T8967] EXT4-fs (loop1): dirty_blocks=16 [ 339.334633][ T8967] EXT4-fs (loop1): Block reservation details [ 339.340750][ T8967] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 339.463139][ T8981] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.906: bg 0: block 234: padding at end of block bitmap is not set [ 339.479792][ T8981] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 339.502024][ T8980] loop4: detected capacity change from 0 to 2048 [ 339.511427][ T8976] loop0: detected capacity change from 0 to 2048 [ 339.513278][ T8981] EXT4-fs (loop2): This should not happen!! Data will be lost [ 339.513278][ T8981] [ 339.568390][ T8981] EXT4-fs (loop2): Total free blocks count 0 [ 339.613214][ T8981] EXT4-fs (loop2): Free/Dirty block details [ 339.692187][ T8981] EXT4-fs (loop2): free_blocks=0 [ 339.697874][ T8981] EXT4-fs (loop2): dirty_blocks=16 [ 339.703092][ T8981] EXT4-fs (loop2): Block reservation details [ 339.709221][ T8981] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 339.747801][ T8989] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.908: bg 0: block 234: padding at end of block bitmap is not set [ 339.772208][ T8987] loop1: detected capacity change from 0 to 2048 [ 339.778974][ T8989] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 339.889554][ T4480] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm kworker/u4:7: bg 0: block 234: padding at end of block bitmap is not set [ 339.942318][ T8989] EXT4-fs (loop0): This should not happen!! Data will be lost [ 339.942318][ T8989] [ 340.014182][ T4480] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 340.032671][ T8989] EXT4-fs (loop0): Total free blocks count 0 [ 340.039028][ T8989] EXT4-fs (loop0): Free/Dirty block details [ 340.061599][ T8989] EXT4-fs (loop0): free_blocks=0 [ 340.061868][ T8993] loop2: detected capacity change from 0 to 2048 [ 340.071588][ T8989] EXT4-fs (loop0): dirty_blocks=16 [ 340.085351][ T8989] EXT4-fs (loop0): Block reservation details [ 340.088067][ T4480] EXT4-fs (loop3): This should not happen!! Data will be lost [ 340.088067][ T4480] [ 340.105526][ T8989] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 340.126997][ T4480] EXT4-fs (loop3): Total free blocks count 0 [ 340.134448][ T4480] EXT4-fs (loop3): Free/Dirty block details [ 340.153759][ T4480] EXT4-fs (loop3): free_blocks=0 [ 340.158865][ T4480] EXT4-fs (loop3): dirty_blocks=16 [ 340.192626][ T4480] EXT4-fs (loop3): Block reservation details [ 340.198685][ T4480] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 340.259077][ T8998] loop0: detected capacity change from 0 to 2048 [ 340.343849][ T11] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm kworker/u4:1: bg 0: block 234: padding at end of block bitmap is not set [ 340.371834][ T9003] loop3: detected capacity change from 0 to 2048 [ 340.395671][ T11] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 3 with error 28 [ 340.492848][ T11] EXT4-fs (loop4): This should not happen!! Data will be lost [ 340.492848][ T11] [ 340.547511][ T11] EXT4-fs (loop4): Total free blocks count 0 [ 340.558095][ T33] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm kworker/u4:2: bg 0: block 234: padding at end of block bitmap is not set [ 340.561918][ T11] EXT4-fs (loop4): Free/Dirty block details [ 340.593793][ T11] EXT4-fs (loop4): free_blocks=0 [ 340.628372][ T11] EXT4-fs (loop4): dirty_blocks=16 [ 340.637996][ T33] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 340.648968][ T11] EXT4-fs (loop4): Block reservation details [ 340.657526][ T33] EXT4-fs (loop1): This should not happen!! Data will be lost [ 340.657526][ T33] [ 340.682194][ T11] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 340.687730][ T33] EXT4-fs (loop1): Total free blocks count 0 [ 340.706835][ T33] EXT4-fs (loop1): Free/Dirty block details 2025/08/24 07:40:47 executed programs: 909 [ 340.764642][ T4480] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm kworker/u4:7: bg 0: block 234: padding at end of block bitmap is not set [ 340.789641][ T33] EXT4-fs (loop1): free_blocks=0 [ 340.814992][ T33] EXT4-fs (loop1): dirty_blocks=16 [ 340.820194][ T33] EXT4-fs (loop1): Block reservation details [ 340.839705][ T4480] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 340.848868][ T9009] loop4: detected capacity change from 0 to 2048 [ 340.871329][ T33] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 340.881411][ T4480] EXT4-fs (loop2): This should not happen!! Data will be lost [ 340.881411][ T4480] [ 340.917248][ T4480] EXT4-fs (loop2): Total free blocks count 0 [ 340.930804][ T4480] EXT4-fs (loop2): Free/Dirty block details [ 340.955492][ T4480] EXT4-fs (loop2): free_blocks=0 [ 340.958048][ T27] kauditd_printk_skb: 34 callbacks suppressed [ 340.958061][ T27] audit: type=1804 audit(1756021247.528:1760): pid=9009 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.4.914" name="/newroot/175/file0/bus" dev="loop4" ino=18 res=1 errno=0 [ 340.960484][ T4480] EXT4-fs (loop2): dirty_blocks=16 [ 340.992676][ T27] audit: type=1804 audit(1756021247.548:1761): pid=9009 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.4.914" name="/newroot/175/file0/bus" dev="loop4" ino=18 res=1 errno=0 [ 341.009653][ T4480] EXT4-fs (loop2): Block reservation details [ 341.047215][ T4480] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 341.112571][ T4529] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm ext4lazyinit: bg 0: block 234: padding at end of block bitmap is not set [ 341.143304][ T33] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm kworker/u4:2: bg 0: block 234: padding at end of block bitmap is not set [ 341.176735][ T9014] loop1: detected capacity change from 0 to 2048 [ 341.191302][ T33] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 341.213801][ T68] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 341.221036][ T33] EXT4-fs (loop0): This should not happen!! Data will be lost [ 341.221036][ T33] [ 341.238234][ T9016] loop2: detected capacity change from 0 to 2048 [ 341.242527][ T68] EXT4-fs (loop3): This should not happen!! Data will be lost [ 341.242527][ T68] [ 341.252696][ T33] EXT4-fs (loop0): Total free blocks count 0 [ 341.272296][ T33] EXT4-fs (loop0): Free/Dirty block details [ 341.274109][ T68] EXT4-fs (loop3): Total free blocks count 0 [ 341.284463][ T33] EXT4-fs (loop0): free_blocks=0 [ 341.284635][ T33] EXT4-fs (loop0): dirty_blocks=16 [ 341.303042][ T33] EXT4-fs (loop0): Block reservation details [ 341.305605][ T68] EXT4-fs (loop3): Free/Dirty block details [ 341.309664][ T33] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 341.334988][ T68] EXT4-fs (loop3): free_blocks=0 [ 341.362625][ T68] EXT4-fs (loop3): dirty_blocks=16 [ 341.367856][ T68] EXT4-fs (loop3): Block reservation details [ 341.374124][ T27] audit: type=1804 audit(1756021247.938:1762): pid=9014 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.1.915" name="/newroot/183/file0/bus" dev="loop1" ino=18 res=1 errno=0 [ 341.472530][ T68] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 341.509893][ T27] audit: type=1804 audit(1756021247.938:1763): pid=9014 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.1.915" name="/newroot/183/file0/bus" dev="loop1" ino=18 res=1 errno=0 [ 341.532662][ T4529] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm ext4lazyinit: bg 0: block 234: padding at end of block bitmap is not set [ 341.559281][ T27] audit: type=1804 audit(1756021247.948:1764): pid=9016 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.2.916" name="/newroot/179/file0/bus" dev="loop2" ino=18 res=1 errno=0 [ 341.624820][ T4529] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm ext4lazyinit: bg 0: block 234: padding at end of block bitmap is not set [ 341.671767][ T9024] loop0: detected capacity change from 0 to 2048 [ 341.693858][ T27] audit: type=1804 audit(1756021247.948:1765): pid=9016 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.2.916" name="/newroot/179/file0/bus" dev="loop2" ino=18 res=1 errno=0 [ 341.728715][ T4485] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 3 with error 28 [ 341.761637][ T4485] EXT4-fs (loop4): This should not happen!! Data will be lost [ 341.761637][ T4485] [ 341.821146][ T27] audit: type=1804 audit(1756021248.358:1766): pid=9024 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.917" name="/newroot/180/file0/bus" dev="loop0" ino=18 res=1 errno=0 [ 341.844494][ T27] audit: type=1804 audit(1756021248.358:1767): pid=9024 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.917" name="/newroot/180/file0/bus" dev="loop0" ino=18 res=1 errno=0 [ 341.866915][ T4485] EXT4-fs (loop4): Total free blocks count 0 [ 341.870348][ T9029] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.917: bg 0: block 234: padding at end of block bitmap is not set [ 341.873096][ T4485] EXT4-fs (loop4): Free/Dirty block details [ 341.902378][ T4485] EXT4-fs (loop4): free_blocks=0 [ 341.907758][ T4485] EXT4-fs (loop4): dirty_blocks=16 [ 341.913029][ T4485] EXT4-fs (loop4): Block reservation details [ 341.919222][ T4485] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 341.935092][ T9028] loop3: detected capacity change from 0 to 2048 [ 341.943619][ T4469] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 341.946560][ T9029] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 341.992809][ T9029] EXT4-fs (loop0): This should not happen!! Data will be lost [ 341.992809][ T9029] [ 342.007369][ T4469] EXT4-fs (loop1): This should not happen!! Data will be lost [ 342.007369][ T4469] [ 342.043003][ T9029] EXT4-fs (loop0): Total free blocks count 0 [ 342.049349][ T9029] EXT4-fs (loop0): Free/Dirty block details [ 342.056197][ T33] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm kworker/u4:2: bg 0: block 234: padding at end of block bitmap is not set [ 342.063679][ T4469] EXT4-fs (loop1): Total free blocks count 0 [ 342.076354][ T9029] EXT4-fs (loop0): free_blocks=0 [ 342.082772][ T9029] EXT4-fs (loop0): dirty_blocks=16 [ 342.088179][ T9029] EXT4-fs (loop0): Block reservation details [ 342.096058][ T33] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28 [ 342.096101][ T9029] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 342.113460][ T27] audit: type=1804 audit(1756021248.688:1768): pid=9028 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.3.918" name="/newroot/180/file0/bus" dev="loop3" ino=18 res=1 errno=0 [ 342.115641][ T4469] EXT4-fs (loop1): Free/Dirty block details [ 342.143641][ T4469] EXT4-fs (loop1): free_blocks=0 [ 342.148617][ T4469] EXT4-fs (loop1): dirty_blocks=16 [ 342.154273][ T4469] EXT4-fs (loop1): Block reservation details [ 342.160291][ T4469] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 342.178007][ T33] EXT4-fs (loop2): This should not happen!! Data will be lost [ 342.178007][ T33] [ 342.198251][ T33] EXT4-fs (loop2): Total free blocks count 0 [ 342.204997][ T33] EXT4-fs (loop2): Free/Dirty block details [ 342.210967][ T33] EXT4-fs (loop2): free_blocks=0 [ 342.216771][ T9034] EXT4-fs error (device loop3): ext4_validate_block_bitmap:438: comm syz.3.918: bg 0: block 234: padding at end of block bitmap is not set [ 342.231665][ T9033] loop4: detected capacity change from 0 to 2048 [ 342.232055][ T33] EXT4-fs (loop2): dirty_blocks=16 [ 342.247134][ T33] EXT4-fs (loop2): Block reservation details [ 342.253551][ T33] EXT4-fs (loop2): i_reserved_data_blocks=1 [ 342.283643][ T27] audit: type=1804 audit(1756021248.728:1769): pid=9028 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.3.918" name="/newroot/180/file0/bus" dev="loop3" ino=18 res=1 errno=0 [ 342.290915][ T9034] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 342.422661][ T9034] EXT4-fs (loop3): This should not happen!! Data will be lost [ 342.422661][ T9034] [ 342.446554][ T9038] loop2: detected capacity change from 0 to 2048 [ 342.449118][ T9041] loop1: detected capacity change from 0 to 2048 [ 342.465223][ T9042] loop0: detected capacity change from 0 to 2048 [ 342.472070][ T9043] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.919: bg 0: block 234: padding at end of block bitmap is not set [ 342.487323][ T9034] EXT4-fs (loop3): Total free blocks count 0 [ 342.493825][ T9034] EXT4-fs (loop3): Free/Dirty block details [ 342.503066][ T9034] EXT4-fs (loop3): free_blocks=0 [ 342.510600][ T9043] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 342.524878][ T9034] EXT4-fs (loop3): dirty_blocks=16 [ 342.531701][ T9034] EXT4-fs (loop3): Block reservation details [ 342.539531][ T9043] EXT4-fs (loop4): This should not happen!! Data will be lost [ 342.539531][ T9043] [ 342.550666][ T9034] EXT4-fs (loop3): i_reserved_data_blocks=1 [ 342.559159][ T9043] EXT4-fs (loop4): Total free blocks count 0 [ 342.566281][ T9043] EXT4-fs (loop4): Free/Dirty block details [ 342.572405][ T9043] EXT4-fs (loop4): free_blocks=0 [ 342.580347][ T9043] EXT4-fs (loop4): dirty_blocks=16 [ 342.605826][ T9043] EXT4-fs (loop4): Block reservation details [ 342.621039][ T9043] EXT4-fs (loop4): i_reserved_data_blocks=1 [ 342.653084][ T9050] ------------[ cut here ]------------ [ 342.658884][ T9050] kernel BUG at fs/ext4/inode.c:2760! [ 342.680690][ T9051] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.920: bg 0: block 234: padding at end of block bitmap is not set [ 342.750868][ T9053] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.921: bg 0: block 234: padding at end of block bitmap is not set [ 342.771243][ T9051] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 342.779998][ T9050] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 342.789559][ T9050] CPU: 1 PID: 9050 Comm: syz.0.922 Not tainted 6.1.148-syzkaller #0 [ 342.797825][ T9050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 342.804486][ T9051] EXT4-fs (loop1): This should not happen!! Data will be lost [ 342.804486][ T9051] [ 342.807900][ T9050] RIP: 0010:ext4_writepages+0x2e41/0x2e50 [ 342.817941][ T9051] EXT4-fs (loop1): Total free blocks count 0 [ 342.823842][ T9050] Code: c1 03 38 c1 0f 8c ac fd ff ff 4c 89 e7 e8 a7 97 ad ff e9 9f fd ff ff e8 0d 7b 5d ff 0f 0b e8 06 7b 5d ff 0f 0b e8 ff 7a 5d ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 55 41 57 41 56 41 54 [ 342.823861][ T9050] RSP: 0018:ffffc9000e0176c0 EFLAGS: 00010293 [ 342.829971][ T9051] EXT4-fs (loop1): Free/Dirty block details [ 342.849697][ T9050] [ 342.849705][ T9050] RAX: ffffffff82234361 RBX: 000000d410000000 RCX: ffff88801a7e9dc0 [ 342.849720][ T9050] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 342.849732][ T9050] RBP: ffffc9000e017a30 R08: dffffc0000000000 R09: ffffed100ad2550f [ 342.849745][ T9050] R10: ffffed100ad2550f R11: 1ffff1100ad2550e R12: 1ffff92001c02f84 [ 342.849757][ T9050] R13: dffffc0000000000 R14: 0000008000000000 R15: ffff88805ddf6000 [ 342.849769][ T9050] FS: 00007f29b9ba46c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 342.849785][ T9050] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 342.849799][ T9050] CR2: 00007f73cd2fe000 CR3: 000000002f536000 CR4: 00000000003506e0 [ 342.849818][ T9050] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 342.849830][ T9050] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 342.849842][ T9050] Call Trace: [ 342.849848][ T9050] [ 342.849857][ T9050] ? verify_lock_unused+0x140/0x140 [ 342.849886][ T9050] ? stack_trace_save+0x98/0xe0 [ 342.849908][ T9050] ? mark_lock+0x94/0x320 [ 342.849929][ T9050] ? ext4_read_folio+0x370/0x370 [ 342.849960][ T9050] ? ext4_read_folio+0x370/0x370 [ 342.863646][ T9053] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 342.864527][ T9050] do_writepages+0x3b7/0x610 [ 342.864557][ T9050] ? filemap_fdatawrite_wbc+0x113/0x180 [ 342.864573][ T9050] ? __writepage+0x130/0x130 [ 342.864586][ T9050] ? __lock_acquire+0x7c50/0x7c50 [ 342.882537][ T9053] EXT4-fs (loop2): This should not happen!! Data will be lost [ 342.882537][ T9053] [ 342.889099][ T9050] ? __rwlock_init+0x140/0x140 [ 342.889133][ T9050] ? inode_to_bdi+0x65/0xf0 [ 343.026497][ T9050] ? do_raw_spin_unlock+0x11d/0x230 [ 343.031804][ T9050] filemap_fdatawrite_wbc+0x11e/0x180 [ 343.037193][ T9050] filemap_flush+0xc1/0x110 [ 343.041697][ T9050] ? filemap_fdatawrite_range+0x120/0x120 [ 343.047487][ T9050] ? mutex_unlock+0x10/0x10 [ 343.051991][ T9050] ? rcu_is_watching+0x11/0xa0 [ 343.056774][ T9050] ext4_release_file+0x7e/0x300 [ 343.061656][ T9050] ? ext4_file_open+0x6a0/0x6a0 [ 343.066515][ T9050] __fput+0x22c/0x920 [ 343.070506][ T9050] task_work_run+0x1ca/0x250 [ 343.075102][ T9050] ? task_work_cancel+0x230/0x230 [ 343.080130][ T9050] ? filp_close+0x108/0x150 [ 343.084724][ T9050] ? exit_to_user_mode_loop+0x3b/0x110 [ 343.090191][ T9050] exit_to_user_mode_loop+0xe6/0x110 [ 343.095534][ T9050] exit_to_user_mode_prepare+0xb1/0x140 [ 343.101229][ T9050] syscall_exit_to_user_mode+0x16/0x40 [ 343.106694][ T9050] do_syscall_64+0x58/0xa0 [ 343.111110][ T9050] ? clear_bhb_loop+0x60/0xb0 [ 343.115782][ T9050] ? clear_bhb_loop+0x60/0xb0 [ 343.120555][ T9050] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 343.126464][ T9050] RIP: 0033:0x7f29b8d8ebe9 [ 343.130972][ T9050] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 343.151015][ T9050] RSP: 002b:00007f29b9ba4038 EFLAGS: 00000246 ORIG_RAX: 0000000000000021 [ 343.159433][ T9050] RAX: 0000000000000004 RBX: 00007f29b8fb6090 RCX: 00007f29b8d8ebe9 [ 343.167512][ T9050] RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000006 [ 343.175498][ T9050] RBP: 00007f29b8e11e19 R08: 0000000000000000 R09: 0000000000000000 [ 343.183910][ T9050] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 343.191992][ T9050] R13: 00007f29b8fb6128 R14: 00007f29b8fb6090 R15: 00007ffceef73b68 [ 343.199982][ T9050] [ 343.203002][ T9050] Modules linked in: [ 343.208222][ T9051] EXT4-fs (loop1): free_blocks=0 [ 343.214547][ T9051] EXT4-fs (loop1): dirty_blocks=16 [ 343.226257][ T9053] EXT4-fs (loop2): Total free blocks count 0 [ 343.228335][ T9054] loop3: detected capacity change from 0 to 2048 [ 343.239089][ T9053] EXT4-fs (loop2): Free/Dirty block details [ 343.239192][ T9051] EXT4-fs (loop1): Block reservation details [ 343.252038][ T9053] EXT4-fs (loop2): free_blocks=0 [ 343.276476][ T9051] EXT4-fs (loop1): i_reserved_data_blocks=1 [ 343.280004][ T9039] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.922: bg 0: block 234: padding at end of block bitmap is not set [ 343.308959][ T9053] EXT4-fs (loop2): dirty_blocks=16 [ 343.317524][ T9053] EXT4-fs (loop2): Block reservation details [ 343.331030][ T9056] loop4: detected capacity change from 0 to 2048 [ 343.355570][ T9050] ---[ end trace 0000000000000000 ]--- [ 343.361190][ T9050] RIP: 0010:ext4_writepages+0x2e41/0x2e50 [ 343.367664][ T9050] Code: c1 03 38 c1 0f 8c ac fd ff ff 4c 89 e7 e8 a7 97 ad ff e9 9f fd ff ff e8 0d 7b 5d ff 0f 0b e8 06 7b 5d ff 0f 0b e8 ff 7a 5d ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 55 41 57 41 56 41 54 [ 343.388166][ T9039] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 343.388258][ T9050] RSP: 0018:ffffc9000e0176c0 EFLAGS: 00010293 [ 343.406819][ T9050] RAX: ffffffff82234361 RBX: 000000d410000000 RCX: ffff88801a7e9dc0 [ 343.415147][ T9050] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 343.423420][ T9050] RBP: ffffc9000e017a30 R08: dffffc0000000000 R09: ffffed100ad2550f [ 343.431642][ T9050] R10: ffffed100ad2550f R11: 1ffff1100ad2550e R12: 1ffff92001c02f84 [ 343.439969][ T9050] R13: dffffc0000000000 R14: 0000008000000000 R15: ffff88805ddf6000 [ 343.448159][ T9050] FS: 00007f29b9ba46c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 343.448956][ T9060] loop1: detected capacity change from 0 to 2048 [ 343.457230][ T9050] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 343.457250][ T9050] CR2: 00007f73d6da9f98 CR3: 000000002f536000 CR4: 00000000003506e0 [ 343.457280][ T9050] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 343.457292][ T9050] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 343.457306][ T9050] Kernel panic - not syncing: Fatal exception [ 343.457726][ T9050] Kernel Offset: disabled [ 343.504958][ T9050] Rebooting in 86400 seconds..