8 [ 551.701796][T13135] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 551.709408][T13133] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2605: Allocating blocks 497-513 which overlap fs metadata [ 551.726102][T13133] EXT4-fs (loop6): pa ffff88813314e690: logic 128, phys. 385, len 8 [ 551.734224][T13133] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 551.744430][T13138] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 551.768391][T13133] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 551.793499][T13135] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 551.815548][T13144] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 551.862542][T13138] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2607: Allocating blocks 497-513 which overlap fs metadata [ 551.878697][T13148] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 551.890362][T13144] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2608: Allocating blocks 497-513 which overlap fs metadata [ 551.897364][T13138] EXT4-fs (loop5): pa ffff88810d074bd0: logic 128, phys. 385, len 8 [ 551.912657][T13138] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 551.923509][T13144] EXT4-fs (loop2): pa ffff88810d074f18: logic 128, phys. 385, len 8 [ 551.931746][T13144] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 551.951634][T13155] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 551.956500][T13148] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2609: Allocating blocks 497-513 which overlap fs metadata [ 551.979602][T13148] EXT4-fs (loop1): pa ffff888111e7a9d8: logic 128, phys. 385, len 8 [ 551.987867][T13148] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 551.996901][T13138] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 552.014149][T13144] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 552.025320][T13148] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 552.043859][T13158] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 552.063515][T13155] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2610: Allocating blocks 497-513 which overlap fs metadata [ 552.081361][T13155] EXT4-fs (loop6): pa ffff888111e7a690: logic 128, phys. 385, len 8 [ 552.089482][T13155] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 552.126342][T13158] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2611: Allocating blocks 497-513 which overlap fs metadata [ 552.126947][T13155] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 552.140835][T13158] EXT4-fs (loop0): pa ffff88813332e540: logic 128, phys. 385, len 8 [ 552.164039][T13158] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 552.186006][T13167] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 552.210906][T13158] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 552.214630][T13166] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 552.235425][T13167] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2613: Allocating blocks 497-513 which overlap fs metadata [ 552.245413][T13169] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 552.263657][T13167] EXT4-fs (loop2): pa ffff88813332e1f8: logic 128, phys. 385, len 8 [ 552.263686][T13167] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 552.305979][T13173] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 552.348517][T13166] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2614: Allocating blocks 497-513 which overlap fs metadata [ 552.371457][T13169] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2612: Allocating blocks 497-513 which overlap fs metadata [ 552.386810][T13166] EXT4-fs (loop1): pa ffff888111ef59d8: logic 128, phys. 385, len 8 [ 552.393730][T13173] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2615: Allocating blocks 497-513 which overlap fs metadata [ 552.395045][T13166] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 552.421478][T13169] EXT4-fs (loop5): pa ffff888111ef5bd0: logic 128, phys. 385, len 8 [ 552.429575][T13169] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 552.440506][T13173] EXT4-fs (loop6): pa ffff888122128000: logic 128, phys. 385, len 8 [ 552.448657][T13173] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 552.481377][T13169] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 552.501245][T13173] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 552.520096][T13184] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 552.543787][T13187] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 552.576484][T13191] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 552.585531][T13189] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 552.590730][T13187] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2617: Allocating blocks 497-513 which overlap fs metadata [ 552.605788][T13184] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2616: Allocating blocks 497-513 which overlap fs metadata [ 552.629245][T13184] EXT4-fs (loop0): pa ffff888122128888: logic 128, phys. 385, len 8 [ 552.637610][T13184] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 552.648674][T13187] EXT4-fs (loop2): pa ffff88810d07a498: logic 128, phys. 385, len 8 [ 552.656800][T13187] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 552.665358][T13184] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 552.668783][T13197] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 552.709267][T13189] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2618: Allocating blocks 497-513 which overlap fs metadata [ 552.723310][T13199] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 552.744793][T13197] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2620: Allocating blocks 497-513 which overlap fs metadata [ 552.762105][T13189] EXT4-fs (loop1): pa ffff888122274a80: logic 128, phys. 385, len 8 [ 552.770173][T13189] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 552.774492][T13191] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2619: Allocating blocks 497-513 which overlap fs metadata [ 552.780712][T13197] EXT4-fs (loop6): pa ffff88810d07a348: logic 128, phys. 385, len 8 [ 552.802275][T13197] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 552.813281][T13191] EXT4-fs (loop5): pa ffff888122274348: logic 128, phys. 385, len 8 [ 552.821529][T13191] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 552.837225][T13210] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 552.856307][T13212] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 552.897225][T13188] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 552.937816][T13208] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 552.956953][T13212] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2622: Allocating blocks 497-513 which overlap fs metadata [ 552.961030][T13210] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2621: Allocating blocks 497-513 which overlap fs metadata [ 552.985168][T13212] EXT4-fs (loop2): pa ffff88810d07a0a8: logic 128, phys. 385, len 8 [ 552.993427][T13212] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 553.008447][T13210] EXT4-fs (loop0): pa ffff88813332e3f0: logic 128, phys. 385, len 8 [ 553.016702][T13210] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 553.029658][T13222] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 553.079951][T13210] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 553.094697][T13219] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 553.102926][T13222] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2624: Allocating blocks 497-513 which overlap fs metadata [ 553.124612][T13222] EXT4-fs (loop1): pa ffff888111df60a8: logic 128, phys. 385, len 8 [ 553.127379][ T10] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 553.132723][T13222] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 553.150248][T13222] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 553.171474][T13227] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 553.172367][T13226] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 553.199008][ T10] EXT4-fs (loop2): This should not happen!! Data will be lost [ 553.199008][ T10] [ 553.209223][ T10] EXT4-fs (loop2): Total free blocks count 0 [ 553.215373][ T10] EXT4-fs (loop2): Free/Dirty block details [ 553.221522][ T10] EXT4-fs (loop2): free_blocks=32 [ 553.226962][ T10] EXT4-fs (loop2): dirty_blocks=0 [ 553.232366][ T10] EXT4-fs (loop2): Block reservation details [ 553.239087][ T10] EXT4-fs (loop2): i_reserved_data_blocks=0 [ 553.252785][T13226] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2623: Allocating blocks 497-513 which overlap fs metadata [ 553.252845][T13227] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2625: Allocating blocks 497-513 which overlap fs metadata [ 553.277644][T13226] EXT4-fs (loop6): pa ffff888133183e70: logic 128, phys. 385, len 8 [ 553.288593][T13226] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 553.301041][T13227] EXT4-fs (loop5): pa ffff888111ef5888: logic 128, phys. 385, len 8 [ 553.309345][T13227] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 553.311466][T13234] set_capacity_and_notify: 48 callbacks suppressed [ 553.311480][T13234] loop0: detected capacity change from 0 to 1024 [ 553.351731][T13234] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 553.356202][T13237] loop2: detected capacity change from 0 to 1024 [ 553.379731][T13239] loop1: detected capacity change from 0 to 1024 [ 553.398835][T13227] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 553.403380][T13234] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2627: Allocating blocks 497-513 which overlap fs metadata [ 553.428262][T13234] EXT4-fs (loop0): pa ffff8881331839d8: logic 128, phys. 385, len 8 [ 553.436522][T13234] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 553.443319][ T393] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 553.459293][T13237] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 553.461643][T13244] loop6: detected capacity change from 0 to 1024 [ 553.478157][T13239] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 553.489593][T13234] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 553.508242][ T393] EXT4-fs (loop5): This should not happen!! Data will be lost [ 553.508242][ T393] [ 553.519009][ T393] EXT4-fs (loop5): Total free blocks count 0 [ 553.525452][ T393] EXT4-fs (loop5): Free/Dirty block details [ 553.531620][ T393] EXT4-fs (loop5): free_blocks=32 [ 553.541750][T13239] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2628: Allocating blocks 497-513 which overlap fs metadata [ 553.545257][T13237] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2626: Allocating blocks 497-513 which overlap fs metadata [ 553.564841][ T393] EXT4-fs (loop5): dirty_blocks=0 [ 553.571100][T13237] EXT4-fs (loop2): pa ffff888133313738: logic 128, phys. 385, len 8 [ 553.576143][ T393] EXT4-fs (loop5): Block reservation details [ 553.583228][T13237] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 553.589527][ T393] EXT4-fs (loop5): i_reserved_data_blocks=0 [ 553.599646][T13239] EXT4-fs (loop1): pa ffff88813381a498: logic 128, phys. 385, len 8 [ 553.613585][T13239] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 553.621742][T13244] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 553.628848][T13251] loop0: detected capacity change from 0 to 1024 [ 553.666054][T13249] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 553.666846][T13237] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 553.685899][T13251] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 553.700418][T13255] loop5: detected capacity change from 0 to 1024 [ 553.720937][T13244] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2629: Allocating blocks 497-513 which overlap fs metadata [ 553.736042][T13244] EXT4-fs (loop6): pa ffff8881331aef18: logic 128, phys. 385, len 8 [ 553.742973][T13251] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2631: Allocating blocks 497-513 which overlap fs metadata [ 553.744097][T13244] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 553.770253][T13251] EXT4-fs (loop0): pa ffff8881331f73f0: logic 128, phys. 385, len 8 [ 553.775644][T13255] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 553.778321][T13251] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 553.791944][T13244] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 553.833506][T13262] loop1: detected capacity change from 0 to 1024 [ 553.845846][T13264] loop2: detected capacity change from 0 to 1024 [ 553.862830][T13262] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 553.870402][T13255] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2630: Allocating blocks 497-513 which overlap fs metadata [ 553.890590][T13255] EXT4-fs (loop5): pa ffff8881331f7540: logic 128, phys. 385, len 8 [ 553.898843][T13255] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 553.930202][T13264] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 553.937241][T13262] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2632: Allocating blocks 497-513 which overlap fs metadata [ 553.942917][T13251] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 553.972269][T13270] loop6: detected capacity change from 0 to 1024 [ 553.985883][T13262] EXT4-fs (loop1): pa ffff8881331f77e0: logic 128, phys. 385, len 8 [ 553.993971][T13262] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 553.994376][T13270] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 554.009373][T13267] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 554.053855][T13264] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2633: Allocating blocks 497-513 which overlap fs metadata [ 554.071780][ T393] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 554.087026][T13270] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2634: Allocating blocks 497-513 which overlap fs metadata [ 554.090913][ T393] EXT4-fs (loop5): This should not happen!! Data will be lost [ 554.090913][ T393] [ 554.108922][T13272] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 554.111854][ T393] EXT4-fs (loop5): Total free blocks count 0 [ 554.129791][T13277] loop0: detected capacity change from 0 to 1024 [ 554.132491][ T393] EXT4-fs (loop5): Free/Dirty block details [ 554.147227][T13270] EXT4-fs (loop6): pa ffff8881331781f8: logic 128, phys. 385, len 8 [ 554.155498][T13270] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 554.164357][T13277] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 554.166164][T13264] EXT4-fs (loop2): pa ffff8881331ae498: logic 128, phys. 385, len 8 [ 554.186113][T13264] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 554.191851][ T393] EXT4-fs (loop5): free_blocks=32 [ 554.201790][ T393] EXT4-fs (loop5): dirty_blocks=0 [ 554.207465][ T10] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 554.222881][ T393] EXT4-fs (loop5): Block reservation details [ 554.230302][T13277] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2635: Allocating blocks 497-513 which overlap fs metadata [ 554.240258][ T10] EXT4-fs (loop1): This should not happen!! Data will be lost [ 554.240258][ T10] [ 554.247041][T13279] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 554.256523][ T393] EXT4-fs (loop5): i_reserved_data_blocks=0 [ 554.270272][T13277] EXT4-fs (loop0): pa ffff888133178e70: logic 128, phys. 385, len 8 [ 554.283258][T13277] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 554.293679][ T10] EXT4-fs (loop1): Total free blocks count 0 [ 554.299746][ T10] EXT4-fs (loop1): Free/Dirty block details [ 554.303686][T13278] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 554.323561][ T10] EXT4-fs (loop1): free_blocks=32 [ 554.323721][T13277] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 554.329000][ T10] EXT4-fs (loop1): dirty_blocks=0 [ 554.348449][ T10] EXT4-fs (loop1): Block reservation details [ 554.354929][ T10] EXT4-fs (loop1): i_reserved_data_blocks=0 [ 554.355760][ T393] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 554.399123][ T393] EXT4-fs (loop2): This should not happen!! Data will be lost [ 554.399123][ T393] [ 554.410343][ T393] EXT4-fs (loop2): Total free blocks count 0 [ 554.416492][ T393] EXT4-fs (loop2): Free/Dirty block details [ 554.422406][ T393] EXT4-fs (loop2): free_blocks=32 [ 554.427496][ T393] EXT4-fs (loop2): dirty_blocks=0 [ 554.432627][ T393] EXT4-fs (loop2): Block reservation details [ 554.438885][ T393] EXT4-fs (loop2): i_reserved_data_blocks=0 [ 554.446307][T13286] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 554.451709][T13289] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 554.472464][T13287] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 554.499729][T13289] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2639: Allocating blocks 497-513 which overlap fs metadata [ 554.501396][T13291] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 554.515294][T13286] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2636: Allocating blocks 497-513 which overlap fs metadata [ 554.558141][T13286] EXT4-fs (loop5): pa ffff888133313d20: logic 128, phys. 385, len 8 [ 554.566616][T13286] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 554.577320][T13287] EXT4-fs mount: 261 callbacks suppressed [ 554.577336][T13287] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 554.594132][T13289] EXT4-fs (loop0): pa ffff8881331c87e0: logic 128, phys. 385, len 8 [ 554.619581][T13289] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 554.634960][T13291] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 554.636246][T13287] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2638: Allocating blocks 497-513 which overlap fs metadata [ 554.664107][T13299] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 554.691846][T13287] EXT4-fs (loop6): pa ffff8881332f27e0: logic 128, phys. 385, len 8 [ 554.700379][T13287] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 554.708721][T13291] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2637: Allocating blocks 497-513 which overlap fs metadata [ 554.730093][T13291] EXT4-fs (loop1): pa ffff8881331c8738: logic 128, phys. 385, len 8 [ 554.738418][T13291] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 554.739545][T13299] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 554.748577][T13285] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 554.791163][T13304] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 554.839340][T13299] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2640: Allocating blocks 497-513 which overlap fs metadata [ 554.841744][T13291] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 554.868647][T13299] EXT4-fs (loop2): pa ffff888111df6c78: logic 128, phys. 385, len 8 [ 554.876792][T13299] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 554.910038][T13299] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 554.948664][T13312] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 554.961606][T13310] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 554.975539][T13312] EXT4-fs (loop0): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 555.006495][T13314] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 555.011781][T13312] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2641: Allocating blocks 497-513 which overlap fs metadata [ 555.024311][T13316] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 555.040637][T13312] EXT4-fs (loop0): pa ffff8881332bf888: logic 128, phys. 385, len 8 [ 555.052017][T13310] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 555.054004][T13312] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 555.085932][T13312] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 555.100017][T13310] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2643: Allocating blocks 497-513 which overlap fs metadata [ 555.110910][T13314] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 555.123943][T13316] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 555.158711][T13322] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 555.200391][T13310] EXT4-fs (loop5): pa ffff8881332e8a80: logic 128, phys. 385, len 8 [ 555.208634][T13310] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 555.217076][T13316] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2644: Allocating blocks 497-513 which overlap fs metadata [ 555.234461][T13316] EXT4-fs (loop1): pa ffff8881332e8690: logic 128, phys. 385, len 8 [ 555.243005][T13316] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 555.262637][T13314] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2642: Allocating blocks 497-513 which overlap fs metadata [ 555.277194][T13314] EXT4-fs (loop6): pa ffff8881332e83f0: logic 128, phys. 385, len 8 [ 555.285835][T13314] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 555.304294][T13331] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 555.307838][T13316] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 555.333657][T13322] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 555.382419][T13331] EXT4-fs (loop0): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 555.385501][T13322] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2645: Allocating blocks 497-513 which overlap fs metadata [ 555.425808][T13322] EXT4-fs (loop2): pa ffff88810d07a690: logic 128, phys. 385, len 8 [ 555.433683][T13331] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2646: Allocating blocks 497-513 which overlap fs metadata [ 555.434088][T13322] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 555.463992][T13331] EXT4-fs (loop0): pa ffff88810d0272a0: logic 128, phys. 385, len 8 [ 555.472865][T13331] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 555.505683][T13322] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 555.512935][T13340] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 555.544882][T13342] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 555.572184][T13339] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 555.572194][T13344] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 555.583151][T13344] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 555.585462][T13348] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 555.601942][T13342] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 555.641748][T13344] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2648: Allocating blocks 497-513 which overlap fs metadata [ 555.677707][T13342] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2649: Allocating blocks 497-513 which overlap fs metadata [ 555.679018][T13344] EXT4-fs (loop1): pa ffff888111f9fd20: logic 128, phys. 385, len 8 [ 555.700645][T13344] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 555.711436][T13347] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 555.711873][T13339] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 555.725765][T13348] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 555.764701][T13342] EXT4-fs (loop6): pa ffff8881331f7d20: logic 128, phys. 385, len 8 [ 555.787944][T13342] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 555.788777][T13339] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2647: Allocating blocks 497-513 which overlap fs metadata [ 555.825289][T13347] EXT4-fs (loop0): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 555.874356][T13347] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2651: Allocating blocks 497-513 which overlap fs metadata [ 555.891596][T13343] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 555.909118][T13339] EXT4-fs (loop5): pa ffff888133870540: logic 128, phys. 385, len 8 2026/04/19 21:59:21 executed programs: 2645 [ 555.917373][T13339] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 555.922102][T13347] EXT4-fs (loop0): pa ffff888133183dc8: logic 128, phys. 385, len 8 [ 555.935560][T13347] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 555.951637][T13341] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 555.982135][ T326] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 15: block 401:freeing already freed block (bit 25); block bitmap corrupt. [ 555.983184][T13347] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 556.014575][T13363] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 556.063251][T13368] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 556.083649][T13369] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 556.092154][T13366] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 556.098270][T13368] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 556.115233][T13371] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 556.144750][T13368] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2654: Allocating blocks 497-513 which overlap fs metadata [ 556.152103][T13369] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 556.168313][T13368] EXT4-fs (loop2): pa ffff888133397000: logic 128, phys. 385, len 8 [ 556.200491][T13368] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 556.211281][T13373] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 556.219620][T13369] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2653: Allocating blocks 497-513 which overlap fs metadata [ 556.245679][T13369] EXT4-fs (loop6): pa ffff88813381ac78: logic 128, phys. 385, len 8 [ 556.248923][T13366] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 556.253845][T13369] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 556.282680][T13371] EXT4-fs (loop0): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 556.313020][T13366] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2652: Allocating blocks 497-513 which overlap fs metadata [ 556.362128][T13366] EXT4-fs (loop1): pa ffff888133870e70: logic 128, phys. 385, len 8 [ 556.370301][T13366] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 556.371349][T13371] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2655: Allocating blocks 497-513 which overlap fs metadata [ 556.405098][T13371] EXT4-fs (loop0): pa ffff8881333fd498: logic 128, phys. 385, len 8 [ 556.413132][T13373] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 556.413340][T13371] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 556.451063][T13367] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 556.454280][T13369] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 556.491551][T13364] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 556.520534][T13373] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2656: Allocating blocks 497-513 which overlap fs metadata [ 556.524703][T13371] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 556.544046][T13373] EXT4-fs (loop5): pa ffff8881333fdb28: logic 128, phys. 385, len 8 [ 556.557313][T13373] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 556.598557][T13388] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 556.614631][T13390] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 556.635175][T13390] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 556.648464][T13395] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 556.670882][T13396] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 556.675424][T13392] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 556.708996][T13390] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2657: Allocating blocks 497-513 which overlap fs metadata [ 556.721077][T13392] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 556.723419][T13390] EXT4-fs (loop2): pa ffff88813314ee70: logic 128, phys. 385, len 8 [ 556.759186][T13390] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 556.759522][T13392] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2659: Allocating blocks 497-513 which overlap fs metadata [ 556.787652][T13392] EXT4-fs (loop6): pa ffff8881223acd20: logic 128, phys. 385, len 8 [ 556.792330][T13395] EXT4-fs (loop0): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 556.795769][T13392] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 556.824194][T13400] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 556.835659][T13396] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 556.883521][T13396] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2658: Allocating blocks 497-513 which overlap fs metadata [ 556.921556][T13395] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2660: Allocating blocks 497-513 which overlap fs metadata [ 556.936189][T13396] EXT4-fs (loop1): pa ffff8881223ac690: logic 128, phys. 385, len 8 [ 556.944407][T13396] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 556.963164][T13395] EXT4-fs (loop0): pa ffff88813314e738: logic 128, phys. 385, len 8 [ 556.971291][T13395] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 556.997639][T13400] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 557.013861][T13396] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 557.035221][T13391] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 557.061820][T13412] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 557.082304][T13395] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 557.086600][T13400] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2661: Allocating blocks 497-513 which overlap fs metadata [ 557.112814][T13400] EXT4-fs (loop5): pa ffff888111e7a5e8: logic 128, phys. 385, len 8 [ 557.120968][T13400] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 557.136970][T13412] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 557.157836][T13400] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 557.176643][T13412] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2662: Allocating blocks 497-513 which overlap fs metadata [ 557.194346][T13412] EXT4-fs (loop2): pa ffff8881331aee70: logic 128, phys. 385, len 8 [ 557.202658][T13412] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 557.251064][T13412] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 557.253880][T13419] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 557.280010][T13421] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 557.285296][T13425] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 557.294123][T13424] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 557.332382][T13425] EXT4-fs (loop0): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 557.332970][T13421] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 557.367729][T13425] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2665: Allocating blocks 497-513 which overlap fs metadata [ 557.422573][T13421] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2664: Allocating blocks 497-513 which overlap fs metadata [ 557.436900][T13435] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 557.438262][T13425] EXT4-fs (loop0): pa ffff888111ef5690: logic 128, phys. 385, len 8 [ 557.457504][T13425] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 557.468217][T13421] EXT4-fs (loop1): pa ffff88812200af18: logic 128, phys. 385, len 8 [ 557.476478][T13421] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 557.477326][T13424] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 557.487171][T13419] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 557.561904][T13419] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2663: Allocating blocks 497-513 which overlap fs metadata [ 557.564976][T13424] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2666: Allocating blocks 497-513 which overlap fs metadata [ 557.590128][T13419] EXT4-fs (loop6): pa ffff88812200ab28: logic 128, phys. 385, len 8 [ 557.598576][T13419] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 557.606596][T13422] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 557.624634][T13424] EXT4-fs (loop5): pa ffff888111e7a7e0: logic 128, phys. 385, len 8 [ 557.627297][T13421] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: [ 557.633146][T13424] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 557.641653][T13421] block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 557.662963][T13435] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 557.671380][T13440] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 557.721132][T13435] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2667: Allocating blocks 497-513 which overlap fs metadata [ 557.736250][T13435] EXT4-fs (loop2): pa ffff888111e7a1f8: logic 128, phys. 385, len 8 [ 557.744417][T13435] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 557.776081][T13444] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 557.780872][T13435] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 557.838776][T13447] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 557.843661][T13448] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 557.852083][T13444] EXT4-fs (loop0): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 557.885719][T13447] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 557.892844][T13448] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 557.930225][T13444] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2668: Allocating blocks 497-513 which overlap fs metadata [ 557.955529][T13447] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2669: Allocating blocks 497-513 which overlap fs metadata [ 557.970267][T13448] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2671: Allocating blocks 497-513 which overlap fs metadata [ 557.977392][T13444] EXT4-fs (loop0): pa ffff888111ef59d8: logic 128, phys. 385, len 8 [ 557.998218][T13444] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 557.999431][T13451] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 558.018611][T13448] EXT4-fs (loop1): pa ffff888111ef57e0: logic 128, phys. 385, len 8 [ 558.028669][T13448] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 558.057795][T13447] EXT4-fs (loop5): pa ffff888133382c78: logic 128, phys. 385, len 8 [ 558.062995][T13451] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 558.066068][T13447] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 558.134655][T13463] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 558.136438][T13448] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 558.153084][T13451] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2670: Allocating blocks 497-513 which overlap fs metadata [ 558.182793][T13451] EXT4-fs (loop6): pa ffff88810d07a888: logic 128, phys. 385, len 8 [ 558.191309][T13451] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 558.210669][T13463] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 558.214488][T13446] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 558.277956][T13463] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2672: Allocating blocks 497-513 which overlap fs metadata [ 558.283178][T13466] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 558.292416][T13463] EXT4-fs (loop2): pa ffff88810d07a2a0: logic 128, phys. 385, len 8 [ 558.314942][T13463] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 558.327082][T13470] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 558.328373][ T326] EXT4-fs (loop6): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 558.355682][ T326] EXT4-fs (loop6): This should not happen!! Data will be lost [ 558.355682][ T326] [ 558.365434][T13472] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 558.370544][ T326] EXT4-fs (loop6): Total free blocks count 0 [ 558.395483][T13476] set_capacity_and_notify: 39 callbacks suppressed [ 558.395500][T13476] loop5: detected capacity change from 0 to 1024 [ 558.410549][ T326] EXT4-fs (loop6): Free/Dirty block details [ 558.419484][ T326] EXT4-fs (loop6): free_blocks=32 [ 558.425212][ T326] EXT4-fs (loop6): dirty_blocks=0 [ 558.431598][T13472] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 558.434124][ T326] EXT4-fs (loop6): Block reservation details [ 558.461126][T13470] EXT4-fs (loop0): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 558.493597][T13476] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 558.506000][ T326] EXT4-fs (loop6): i_reserved_data_blocks=0 [ 558.528549][T13470] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2673: Allocating blocks 497-513 which overlap fs metadata [ 558.539108][T13472] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2674: Allocating blocks 497-513 which overlap fs metadata [ 558.547373][T13482] loop2: detected capacity change from 0 to 1024 [ 558.559799][T13470] EXT4-fs (loop0): pa ffff888122128a80: logic 128, phys. 385, len 8 [ 558.563625][T13476] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 558.570713][T13470] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 558.599116][T13472] EXT4-fs (loop1): pa ffff8881223d93f0: logic 128, phys. 385, len 8 [ 558.616545][T13472] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 558.644554][T13482] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 558.648660][T13486] loop6: detected capacity change from 0 to 1024 [ 558.658603][T13476] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2675: Allocating blocks 497-513 which overlap fs metadata [ 558.689274][T13476] EXT4-fs (loop5): pa ffff8881223d9d20: logic 128, phys. 385, len 8 [ 558.697424][T13476] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 558.711399][T13486] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 558.725560][T13472] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 558.742686][T13482] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 558.783839][T13486] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 558.785490][T13489] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 558.840805][T13482] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2677: Allocating blocks 497-513 which overlap fs metadata [ 558.842036][T13486] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2676: Allocating blocks 497-513 which overlap fs metadata [ 558.855863][T13482] EXT4-fs (loop2): pa ffff88812200abd0: logic 128, phys. 385, len 8 [ 558.871290][T13486] EXT4-fs (loop6): pa ffff888133183e70: logic 128, phys. 385, len 8 [ 558.877163][T13482] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 558.895205][T13486] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 558.895334][T13482] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 558.920870][ T326] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 558.941562][T13496] loop1: detected capacity change from 0 to 1024 [ 558.952561][T13498] loop0: detected capacity change from 0 to 1024 [ 558.955149][T13493] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 558.974362][ T326] EXT4-fs (loop5): This should not happen!! Data will be lost [ 558.974362][ T326] [ 558.984642][ T326] EXT4-fs (loop5): Total free blocks count 0 [ 558.990733][ T326] EXT4-fs (loop5): Free/Dirty block details [ 558.996887][ T326] EXT4-fs (loop5): free_blocks=32 [ 559.002030][ T326] EXT4-fs (loop5): dirty_blocks=0 [ 559.004045][T13496] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 559.014916][ T326] EXT4-fs (loop5): Block reservation details [ 559.019727][T13498] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 559.030482][ T326] EXT4-fs (loop5): i_reserved_data_blocks=0 [ 559.043788][T13502] loop2: detected capacity change from 0 to 1024 [ 559.047484][T13501] loop6: detected capacity change from 0 to 1024 [ 559.062407][T13502] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 559.090768][T13496] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 559.100246][T13498] EXT4-fs (loop0): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 559.120066][T13502] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 559.169160][T13510] loop5: detected capacity change from 0 to 1024 [ 559.186187][T13501] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 559.189865][T13502] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2681: Allocating blocks 497-513 which overlap fs metadata [ 559.213080][T13502] EXT4-fs (loop2): pa ffff88813332e0a8: logic 128, phys. 385, len 8 [ 559.221259][T13502] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 559.232501][T13496] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2679: Allocating blocks 497-513 which overlap fs metadata [ 559.239118][T13498] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2678: Allocating blocks 497-513 which overlap fs metadata [ 559.265469][T13498] EXT4-fs (loop0): pa ffff88813381a888: logic 128, phys. 385, len 8 [ 559.265916][T13496] EXT4-fs (loop1): pa ffff8881332bf1f8: logic 128, phys. 385, len 8 [ 559.273661][T13498] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 559.281953][T13496] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 559.318424][T13501] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 559.347172][T13512] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 559.350618][T13502] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 559.364731][T13498] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 559.384555][T13501] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2682: Allocating blocks 497-513 which overlap fs metadata [ 559.401217][T13510] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 559.410336][T13501] EXT4-fs (loop6): pa ffff88813381a930: logic 128, phys. 385, len 8 [ 559.426468][T13501] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 559.435198][T13510] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 559.454835][T13501] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 559.481758][ T459] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 559.490622][T13510] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2680: Allocating blocks 497-513 which overlap fs metadata [ 559.494383][ T459] EXT4-fs (loop2): This should not happen!! Data will be lost [ 559.494383][ T459] [ 559.518406][ T459] EXT4-fs (loop2): Total free blocks count 0 [ 559.523468][T13510] EXT4-fs (loop5): pa ffff8881331f7348: logic 128, phys. 385, len 8 [ 559.524696][ T459] EXT4-fs (loop2): Free/Dirty block details [ 559.532661][T13510] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, [ 559.538565][ T459] EXT4-fs (loop2): free_blocks=32 [ 559.538580][ T459] EXT4-fs (loop2): dirty_blocks=0 [ 559.546988][T13510] free 0, pa_free 1 [ 559.552001][ T459] EXT4-fs (loop2): Block reservation details [ 559.567064][ T459] EXT4-fs (loop2): i_reserved_data_blocks=0 [ 559.582256][T13519] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 559.605722][T13523] loop1: detected capacity change from 0 to 1024 [ 559.608014][T13521] loop0: detected capacity change from 0 to 1024 [ 559.620767][T13521] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 559.645384][T13521] EXT4-fs (loop0): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 559.681170][T13523] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 559.696693][T13521] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2685: Allocating blocks 497-513 which overlap fs metadata [ 559.708127][T13525] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 559.711001][T13527] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 559.724291][T13521] EXT4-fs (loop0): pa ffff888111df6888: logic 128, phys. 385, len 8 [ 559.742982][T13521] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 559.757613][T13523] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 559.758055][T13525] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 559.807817][T13527] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 559.821634][T13523] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2683: Allocating blocks 497-513 which overlap fs metadata [ 559.862812][T13527] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2684: Allocating blocks 497-513 which overlap fs metadata [ 559.880703][T13531] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 559.891265][T13525] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2686: Allocating blocks 497-513 which overlap fs metadata [ 559.907068][T13523] EXT4-fs (loop1): pa ffff888111df6d20: logic 128, phys. 385, len 8 [ 559.915387][T13523] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 559.915603][T13525] EXT4-fs (loop6): pa ffff888133178540: logic 128, phys. 385, len 8 [ 559.928449][T13527] EXT4-fs (loop2): pa ffff8881222747e0: logic 128, phys. 385, len 8 [ 559.934170][T13525] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 559.942228][T13527] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 559.985545][T13523] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 560.012487][T13527] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 560.024720][T13531] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 560.064938][T13543] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 560.067123][T13525] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 560.091127][T13531] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2687: Allocating blocks 497-513 which overlap fs metadata [ 560.107732][T13531] EXT4-fs (loop5): pa ffff88810d027f18: logic 128, phys. 385, len 8 [ 560.116055][T13531] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 560.129306][T13543] EXT4-fs (loop0): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 560.186775][T13543] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2688: Allocating blocks 497-513 which overlap fs metadata [ 560.203641][T13531] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 560.212649][T13543] EXT4-fs (loop0): pa ffff888133313930: logic 128, phys. 385, len 8 [ 560.226278][T13543] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 560.245499][T13549] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 560.253623][T13551] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 560.269758][T13553] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 560.303678][T13551] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 560.333791][T13553] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 560.333847][T13549] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 560.370108][T13553] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2691: Allocating blocks 497-513 which overlap fs metadata [ 560.396797][T13551] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2690: Allocating blocks 497-513 which overlap fs metadata [ 560.404363][T13553] EXT4-fs (loop6): pa ffff888133313e70: logic 128, phys. 385, len 8 [ 560.426528][T13553] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 560.436996][T13551] EXT4-fs (loop2): pa ffff888122274888: logic 128, phys. 385, len 8 [ 560.438320][T13557] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 560.445347][T13551] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 560.502796][T13566] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 560.513698][T13549] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2689: Allocating blocks 497-513 which overlap fs metadata [ 560.525908][T13557] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 560.548720][T13549] EXT4-fs (loop1): pa ffff888133313738: logic 128, phys. 385, len 8 [ 560.559597][T13563] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: [ 560.564921][T13549] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 560.573352][T13563] block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 560.607064][T13557] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2692: Allocating blocks 497-513 which overlap fs metadata [ 560.623616][T13557] EXT4-fs (loop5): pa ffff8881331aebd0: logic 128, phys. 385, len 8 [ 560.631902][T13557] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 560.642213][T13550] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 560.657166][T13566] EXT4-fs (loop0): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 560.681699][T13557] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 560.700534][T13566] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2693: Allocating blocks 497-513 which overlap fs metadata [ 560.715443][T13566] EXT4-fs (loop0): pa ffff8881332e82a0: logic 128, phys. 385, len 8 [ 560.723559][T13566] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 560.769335][T13566] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 560.789782][T13575] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 560.795241][T13574] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 560.816621][T13575] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 560.822181][T13577] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 560.853381][T13575] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2695: Allocating blocks 497-513 which overlap fs metadata [ 560.859177][T13574] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 560.872180][T13579] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 560.919628][T13574] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2694: Allocating blocks 497-513 which overlap fs metadata [ 560.924662][T13575] EXT4-fs (loop6): pa ffff8881331aef18: logic 128, phys. 385, len 8 [ 560.939256][T13574] EXT4-fs (loop1): pa ffff8881331ae3f0: logic 128, phys. 385, len 8 [ 560.942067][T13575] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, [ 560.949973][T13574] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 560.964904][T13577] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 560.968598][T13575] free 0, pa_free 1 [ 561.000985][T13579] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 561.027162][T13577] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2696: Allocating blocks 497-513 which overlap fs metadata [ 561.031322][T13574] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. 2026/04/19 21:59:26 executed programs: 2692 [ 561.062902][T13577] EXT4-fs (loop2): pa ffff8881332e80a8: logic 128, phys. 385, len 8 [ 561.070776][T13579] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2697: Allocating blocks 497-513 which overlap fs metadata [ 561.071183][T13577] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 561.096344][T13579] EXT4-fs (loop5): pa ffff8881332bfa80: logic 128, phys. 385, len 8 [ 561.104514][T13579] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 561.117581][T13577] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 561.133883][T13579] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 561.179859][T13586] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 561.215393][T13586] EXT4-fs (loop0): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 561.239180][T13597] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 561.248638][T13596] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 561.264961][T13600] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 561.277311][T13586] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2698: Allocating blocks 497-513 which overlap fs metadata [ 561.279732][T13601] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 561.306614][T13586] EXT4-fs (loop0): pa ffff8881332bf690: logic 128, phys. 385, len 8 [ 561.311183][T13597] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 561.314813][T13586] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 561.363748][T13596] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 561.399587][T13601] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 561.402463][T13597] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2700: Allocating blocks 497-513 which overlap fs metadata [ 561.441484][T13596] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2699: Allocating blocks 497-513 which overlap fs metadata [ 561.456436][T13597] EXT4-fs (loop6): pa ffff8881338705e8: logic 128, phys. 385, len 8 [ 561.463589][T13600] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2701: Allocating blocks 497-513 which overlap fs metadata [ 561.464750][T13597] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 561.508524][T13596] EXT4-fs (loop1): pa ffff888133397348: logic 128, phys. 385, len 8 [ 561.512184][T13586] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, [ 561.516611][T13596] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 561.534415][T13586] inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 561.536756][T13600] EXT4-fs (loop2): pa ffff888111f9fc78: logic 128, phys. 385, len 8 [ 561.551716][T13600] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 561.580010][T13601] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2702: Allocating blocks 497-513 which overlap fs metadata [ 561.596506][T13601] EXT4-fs (loop5): pa ffff888111f9f540: logic 128, phys. 385, len 8 [ 561.604563][T13601] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 561.654127][T13601] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 561.701522][T13618] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 561.736015][T13622] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 561.749034][T13624] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 561.753642][T13620] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 561.763674][T13618] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2704: Allocating blocks 497-513 which overlap fs metadata [ 561.787172][T13626] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 561.798697][T13618] EXT4-fs (loop0): pa ffff888133397bd0: logic 128, phys. 385, len 8 [ 561.807601][T13618] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 561.841313][T13622] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2705: Allocating blocks 497-513 which overlap fs metadata [ 561.861960][T13626] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2707: Allocating blocks 497-513 which overlap fs metadata [ 561.870825][T13624] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2703: Allocating blocks 497-513 which overlap fs metadata [ 561.894844][T13626] EXT4-fs (loop5): pa ffff8881333fdd20: logic 128, phys. 385, len 8 [ 561.902902][T13626] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 561.906565][T13629] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 561.913578][T13620] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2706: Allocating blocks 497-513 which overlap fs metadata [ 561.928356][T13622] EXT4-fs (loop1): pa ffff888133397690: logic 128, phys. 385, len 8 [ 561.945902][T13624] EXT4-fs (loop6): pa ffff8881333fdc78: logic 128, phys. 385, len 8 [ 561.949569][T13622] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 561.957578][T13624] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 561.968181][T13620] EXT4-fs (loop2): pa ffff88810d074f18: logic 128, phys. 385, len 8 [ 561.985718][T13620] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 562.019427][T13625] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 562.040578][T13624] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 562.043526][T13640] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 562.073293][ T459] EXT4-fs (loop6): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 562.085902][ T459] EXT4-fs (loop6): This should not happen!! Data will be lost [ 562.085902][ T459] [ 562.095879][ T459] EXT4-fs (loop6): Total free blocks count 0 [ 562.102547][ T459] EXT4-fs (loop6): Free/Dirty block details [ 562.118708][ T459] EXT4-fs (loop6): free_blocks=32 [ 562.125156][ T459] EXT4-fs (loop6): dirty_blocks=0 [ 562.130268][ T459] EXT4-fs (loop6): Block reservation details [ 562.136344][ T459] EXT4-fs (loop6): i_reserved_data_blocks=0 [ 562.146796][T13647] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 562.159214][T13645] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 562.163888][T13649] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 562.183860][T13650] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 562.221395][T13647] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2712: Allocating blocks 497-513 which overlap fs metadata [ 562.252139][T13645] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2708: Allocating blocks 497-513 which overlap fs metadata [ 562.256605][T13656] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 562.270031][T13647] EXT4-fs (loop2): pa ffff8881223ac1f8: logic 128, phys. 385, len 8 [ 562.279125][T13645] EXT4-fs (loop0): pa ffff8881333fd540: logic 128, phys. 385, len 8 [ 562.286313][T13647] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 562.294397][T13645] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 562.331478][T13650] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2710: Allocating blocks 497-513 which overlap fs metadata [ 562.348023][T13649] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2709: Allocating blocks 497-513 which overlap fs metadata [ 562.362922][T13650] EXT4-fs (loop5): pa ffff8881332519d8: logic 128, phys. 385, len 8 [ 562.364304][T13649] EXT4-fs (loop1): pa ffff8881332510a8: logic 128, phys. 385, len 8 [ 562.370992][T13650] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 562.389109][T13649] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 562.401578][T13643] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 562.443975][T13646] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 562.451209][T13656] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2711: Allocating blocks 497-513 which overlap fs metadata [ 562.459237][T13650] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 562.495448][T13656] EXT4-fs (loop6): pa ffff88813332ed20: logic 128, phys. 385, len 8 [ 562.503503][T13656] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 562.544541][T13672] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 562.558947][T13668] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 562.575695][T13674] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 562.578712][T13671] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 562.610560][T13672] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2714: Allocating blocks 497-513 which overlap fs metadata [ 562.613875][T13671] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2713: Allocating blocks 497-513 which overlap fs metadata [ 562.638686][T13672] EXT4-fs (loop2): pa ffff8881331aee70: logic 128, phys. 385, len 8 [ 562.646957][T13672] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 562.661678][T13674] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2715: Allocating blocks 497-513 which overlap fs metadata [ 562.676184][T13674] EXT4-fs (loop0): pa ffff8881331c81f8: logic 128, phys. 385, len 8 [ 562.684225][T13674] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 562.700772][T13671] EXT4-fs (loop1): pa ffff8881331c82a0: logic 128, phys. 385, len 8 [ 562.709116][T13671] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 562.737980][T13676] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 562.765681][T13686] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 562.769592][T13674] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 562.825320][T13670] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 562.829087][T13686] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2717: Allocating blocks 497-513 which overlap fs metadata [ 562.858581][T13686] EXT4-fs (loop6): pa ffff8881331c80a8: logic 128, phys. 385, len 8 [ 562.863476][T13676] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2716: Allocating blocks 497-513 which overlap fs metadata [ 562.866768][T13686] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 562.891401][T13676] EXT4-fs (loop5): pa ffff88813332e348: logic 128, phys. 385, len 8 [ 562.899451][T13676] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 562.926132][T13692] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 562.970089][T13676] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 562.986768][T13699] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 562.986781][T13698] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 563.003323][T13698] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2718: Allocating blocks 497-513 which overlap fs metadata [ 563.026322][T13701] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 563.037115][T13698] EXT4-fs (loop2): pa ffff888111e7a7e0: logic 128, phys. 385, len 8 [ 563.046378][T13698] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 563.060923][T13695] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 563.112155][T13706] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 563.132725][T13699] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2719: Allocating blocks 497-513 which overlap fs metadata [ 563.138603][T13701] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2721: Allocating blocks 497-513 which overlap fs metadata [ 563.157899][T13699] EXT4-fs (loop0): pa ffff888111e7a0a8: logic 128, phys. 385, len 8 [ 563.169580][T13699] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 563.181269][T13710] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 563.190448][T13695] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2720: Allocating blocks 497-513 which overlap fs metadata [ 563.208132][T13695] EXT4-fs (loop1): pa ffff88813314e540: logic 128, phys. 385, len 8 [ 563.208942][T13701] EXT4-fs (loop6): pa ffff88813314e2a0: logic 128, phys. 385, len 8 [ 563.216313][T13695] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 563.224330][T13701] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 563.264099][T13710] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2722: Allocating blocks 497-513 which overlap fs metadata [ 563.276110][T13695] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 563.287510][T13710] EXT4-fs (loop5): pa ffff888133382738: logic 128, phys. 385, len 8 [ 563.300742][T13710] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 563.305799][T13700] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 563.337316][T13720] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 563.357861][T13710] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 563.370592][T13720] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2723: Allocating blocks 497-513 which overlap fs metadata [ 563.386839][T13720] EXT4-fs (loop2): pa ffff8881221289d8: logic 128, phys. 385, len 8 [ 563.395362][T13720] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 563.410858][T13724] set_capacity_and_notify: 39 callbacks suppressed [ 563.410876][T13724] loop0: detected capacity change from 0 to 1024 [ 563.432571][T13724] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 563.442853][T13728] loop6: detected capacity change from 0 to 1024 [ 563.445041][T13726] loop1: detected capacity change from 0 to 1024 [ 563.472410][T13720] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 563.475976][T13724] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2724: Allocating blocks 497-513 which overlap fs metadata [ 563.499360][T13733] loop5: detected capacity change from 0 to 1024 [ 563.508667][T13728] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 563.514086][T13724] EXT4-fs (loop0): pa ffff8881333827e0: logic 128, phys. 385, len 8 [ 563.522387][T13726] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 563.529348][T13724] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 563.552495][T13733] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 563.605220][T13742] loop2: detected capacity change from 0 to 1024 [ 563.626297][T13728] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2726: Allocating blocks 497-513 which overlap fs metadata [ 563.641176][T13726] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2725: Allocating blocks 497-513 which overlap fs metadata [ 563.647828][T13733] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2727: Allocating blocks 497-513 which overlap fs metadata [ 563.656050][T13728] EXT4-fs (loop6): pa ffff8881223d9690: logic 128, phys. 385, len 8 [ 563.677180][T13728] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 563.677426][T13726] EXT4-fs (loop1): pa ffff88810d07a0a8: logic 128, phys. 385, len 8 [ 563.695213][T13726] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 563.705641][T13733] EXT4-fs (loop5): pa ffff88810d07ad20: logic 128, phys. 385, len 8 [ 563.713799][T13733] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 563.714228][T13742] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 563.789288][T13744] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 563.793776][T13742] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2728: Allocating blocks 497-513 which overlap fs metadata [ 563.811348][T13749] loop0: detected capacity change from 0 to 1024 [ 563.835698][T13742] EXT4-fs (loop2): pa ffff8881332e8dc8: logic 128, phys. 385, len 8 [ 563.843734][T13742] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 563.859265][T13751] loop5: detected capacity change from 0 to 1024 [ 563.871321][T13749] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 563.882452][T13753] loop6: detected capacity change from 0 to 1024 [ 563.898009][T13753] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 563.902813][T13756] loop1: detected capacity change from 0 to 1024 [ 563.912544][T13742] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 563.926226][T13749] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2729: Allocating blocks 497-513 which overlap fs metadata [ 563.943152][T13753] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2732: Allocating blocks 497-513 which overlap fs metadata [ 563.945758][T13749] EXT4-fs (loop0): pa ffff8881338709d8: logic 128, phys. 385, len 8 [ 563.967173][T13749] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 563.967512][T13751] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 563.984197][T13753] EXT4-fs (loop6): pa ffff88813332eb28: logic 128, phys. 385, len 8 [ 563.997297][T13753] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 564.023238][T13756] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 564.028331][T13751] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2730: Allocating blocks 497-513 which overlap fs metadata [ 564.040832][T13749] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 564.064215][T13751] EXT4-fs (loop5): pa ffff888133183498: logic 128, phys. 385, len 8 [ 564.064246][T13751] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 564.079370][T13753] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 564.113516][T13767] loop2: detected capacity change from 0 to 1024 [ 564.118566][T13756] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2731: Allocating blocks 497-513 which overlap fs metadata [ 564.145566][T13756] EXT4-fs (loop1): pa ffff888133183690: logic 128, phys. 385, len 8 [ 564.153666][T13756] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 564.162598][T13751] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 564.188585][T13767] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 564.267675][T13767] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2733: Allocating blocks 497-513 which overlap fs metadata [ 564.291841][T13767] EXT4-fs (loop2): pa ffff8881332f29d8: logic 128, phys. 385, len 8 [ 564.300102][T13767] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 564.345842][T13767] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 564.370485][T13777] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 564.395265][T13782] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 564.412139][T13777] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2736: Allocating blocks 497-513 which overlap fs metadata [ 564.417224][T13781] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 564.435603][T13777] EXT4-fs (loop5): pa ffff888122128e70: logic 128, phys. 385, len 8 [ 564.438577][T13783] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 564.446688][T13777] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 564.482613][T13782] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2737: Allocating blocks 497-513 which overlap fs metadata [ 564.490016][T13777] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 564.502587][T13787] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 564.530691][T13782] EXT4-fs (loop1): pa ffff8881332f2dc8: logic 128, phys. 385, len 8 [ 564.539117][T13782] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 564.560142][T13781] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2734: Allocating blocks 497-513 which overlap fs metadata [ 564.576003][T13795] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 564.591048][T13781] EXT4-fs (loop0): pa ffff888111df6150: logic 128, phys. 385, len 8 [ 564.599308][T13781] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 564.625229][T13783] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2738: Allocating blocks 497-513 which overlap fs metadata [ 564.644530][T13783] EXT4-fs (loop6): pa ffff888111df6498: logic 128, phys. 385, len 8 [ 564.647934][T13787] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2739: Allocating blocks 497-513 which overlap fs metadata [ 564.652770][T13783] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 564.678374][T13781] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 564.694003][T13787] EXT4-fs (loop2): pa ffff8881331f70a8: logic 128, phys. 385, len 8 [ 564.702121][T13787] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 564.709652][T13801] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 564.714750][T13798] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 564.804792][T13806] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 564.820356][T13798] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2740: Allocating blocks 497-513 which overlap fs metadata [ 564.836885][T13798] EXT4-fs (loop5): pa ffff888111df6b28: logic 128, phys. 385, len 8 [ 564.845067][T13798] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 564.886621][T13808] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 564.893301][T13806] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2741: Allocating blocks 497-513 which overlap fs metadata [ 564.914351][T13813] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 564.925632][T13806] EXT4-fs (loop1): pa ffff88813381adc8: logic 128, phys. 385, len 8 [ 564.934547][T13806] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 564.937079][T13815] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 564.996327][T13808] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2742: Allocating blocks 497-513 which overlap fs metadata [ 565.013088][T13813] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2744: Allocating blocks 497-513 which overlap fs metadata [ 565.014067][T13808] EXT4-fs (loop0): pa ffff88813381a348: logic 128, phys. 385, len 8 [ 565.035126][T13808] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 565.046345][T13813] EXT4-fs (loop2): pa ffff888133178bd0: logic 128, phys. 385, len 8 [ 565.054515][T13813] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 565.062486][T13815] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2743: Allocating blocks 497-513 which overlap fs metadata [ 565.078717][T13823] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 565.095025][T13815] EXT4-fs (loop6): pa ffff8881222742a0: logic 128, phys. 385, len 8 [ 565.103280][T13815] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 565.112041][T13808] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 565.148729][T13823] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2745: Allocating blocks 497-513 which overlap fs metadata [ 565.159431][T13815] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 565.163652][T13823] EXT4-fs (loop5): pa ffff88813381a690: logic 128, phys. 385, len 8 [ 565.185698][T13823] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 565.221659][T13828] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 565.242225][T13823] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 565.270888][T13833] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 565.284936][T13834] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 565.303354][T13837] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 565.316237][T13828] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2746: Allocating blocks 497-513 which overlap fs metadata [ 565.332850][T13828] EXT4-fs (loop1): pa ffff888122274a80: logic 128, phys. 385, len 8 [ 565.341323][T13828] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 565.386334][T13834] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2747: Allocating blocks 497-513 which overlap fs metadata [ 565.404660][T13833] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2748: Allocating blocks 497-513 which overlap fs metadata [ 565.408326][T13847] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 565.426730][T13837] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2749: Allocating blocks 497-513 which overlap fs metadata [ 565.437335][T13834] EXT4-fs (loop0): pa ffff8881331ae150: logic 128, phys. 385, len 8 [ 565.447314][T13828] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: [ 565.453039][T13834] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, [ 565.453045][T13828] block 369: [ 565.453056][T13834] free 0, pa_free 1 [ 565.461705][T13828] freeing already freed block (bit 23); block bitmap corrupt. [ 565.462069][T13833] EXT4-fs (loop2): pa ffff8881331ae2a0: logic 128, phys. 385, len 8 [ 565.492779][T13833] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 565.494154][T13837] EXT4-fs (loop6): pa ffff8881332e8930: logic 128, phys. 385, len 8 [ 565.511133][T13837] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 565.522148][ T393] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 565.530866][T13832] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 565.544848][ T393] EXT4-fs (loop1): This should not happen!! Data will be lost [ 565.544848][ T393] [ 565.552331][T13831] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 565.575868][ T393] EXT4-fs (loop1): Total free blocks count 0 [ 565.582093][ T393] EXT4-fs (loop1): Free/Dirty block details [ 565.588257][ T393] EXT4-fs (loop1): free_blocks=32 [ 565.593307][ T393] EXT4-fs (loop1): dirty_blocks=0 [ 565.598581][ T393] EXT4-fs (loop1): Block reservation details [ 565.604631][ T393] EXT4-fs (loop1): i_reserved_data_blocks=0 [ 565.620424][T13847] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2750: Allocating blocks 497-513 which overlap fs metadata [ 565.634501][T13835] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 565.634818][T13847] EXT4-fs (loop5): pa ffff88813332e7e0: logic 128, phys. 385, len 8 [ 565.657571][T13847] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 565.701449][T13847] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 565.732367][T13857] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 565.732857][T13861] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 565.767895][T13857] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2752: Allocating blocks 497-513 which overlap fs metadata [ 565.782380][T13857] EXT4-fs (loop2): pa ffff8881332e82a0: logic 128, phys. 385, len 8 [ 565.790535][T13857] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 565.801315][T13863] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 565.802150][T13861] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2753: Allocating blocks 497-513 which overlap fs metadata [ 565.814093][T13859] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 565.841209][T13861] EXT4-fs (loop0): pa ffff8881332bf000: logic 128, phys. 385, len 8 [ 565.849423][T13861] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 565.861522][T13857] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 565.869359][T13869] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 565.919884][T13859] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2751: Allocating blocks 497-513 which overlap fs metadata [ 565.927945][T13861] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 565.944425][T13863] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2754: Allocating blocks 497-513 which overlap fs metadata [ 565.963854][T13859] EXT4-fs (loop1): pa ffff8881332bf930: logic 128, phys. 385, len 8 [ 565.971918][T13859] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 565.985765][T13863] EXT4-fs (loop6): pa ffff88810d027d20: logic 128, phys. 385, len 8 [ 565.993822][T13863] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 566.016193][T13869] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2755: Allocating blocks 497-513 which overlap fs metadata [ 566.021802][T13859] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 566.057019][T13869] EXT4-fs (loop5): pa ffff88810d0275e8: logic 128, phys. 385, len 8 [ 566.065111][T13869] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 566.077655][T13876] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 566.096183][ T45] EXT4-fs (loop6): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 566.108697][ T45] EXT4-fs (loop6): This should not happen!! Data will be lost [ 566.108697][ T45] 2026/04/19 21:59:31 executed programs: 2751 [ 566.108907][T13869] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 566.118634][ T45] EXT4-fs (loop6): Total free blocks count 0 [ 566.139388][ T45] EXT4-fs (loop6): Free/Dirty block details [ 566.145793][ T45] EXT4-fs (loop6): free_blocks=32 [ 566.146718][T13880] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 566.150954][ T45] EXT4-fs (loop6): dirty_blocks=0 [ 566.170949][ T45] EXT4-fs (loop6): Block reservation details [ 566.184352][ T45] EXT4-fs (loop6): i_reserved_data_blocks=0 [ 566.202040][T13880] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2756: Allocating blocks 497-513 which overlap fs metadata [ 566.216794][T13880] EXT4-fs (loop2): pa ffff888133870888: logic 128, phys. 385, len 8 [ 566.224954][T13880] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 566.225860][T13883] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 566.250996][T13889] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 566.264648][T13886] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 566.306974][T13880] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 566.330304][T13883] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2758: Allocating blocks 497-513 which overlap fs metadata [ 566.350887][T13889] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2760: Allocating blocks 497-513 which overlap fs metadata [ 566.367617][T13883] EXT4-fs (loop1): pa ffff8881333975e8: logic 128, phys. 385, len 8 [ 566.372768][T13886] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2757: Allocating blocks 497-513 which overlap fs metadata [ 566.375757][T13883] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 566.401549][T13897] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 566.414183][T13889] EXT4-fs (loop5): pa ffff888111f9f348: logic 128, phys. 385, len 8 [ 566.422221][T13889] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 566.432539][T13886] EXT4-fs (loop0): pa ffff888111f9fdc8: logic 128, phys. 385, len 8 [ 566.440770][T13886] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 566.463632][T13897] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2759: Allocating blocks 497-513 which overlap fs metadata [ 566.485398][T13897] EXT4-fs (loop6): pa ffff888111f9fe70: logic 128, phys. 385, len 8 [ 566.493444][T13897] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 566.546272][T13904] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 566.550035][T13897] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 566.601636][T13909] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 566.610373][T13904] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2761: Allocating blocks 497-513 which overlap fs metadata [ 566.629257][T13911] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 566.632338][T13904] EXT4-fs (loop2): pa ffff88810d074e70: logic 128, phys. 385, len 8 [ 566.647456][T13910] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 566.649671][T13904] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 566.689551][T13909] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2762: Allocating blocks 497-513 which overlap fs metadata [ 566.689557][T13910] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2763: Allocating blocks 497-513 which overlap fs metadata [ 566.703544][T13911] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2764: Allocating blocks 497-513 which overlap fs metadata [ 566.708073][T13910] EXT4-fs (loop1): pa ffff888133397690: logic 128, phys. 385, len 8 [ 566.719655][T13904] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, [ 566.731675][T13910] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, [ 566.739720][T13904] inode 18: [ 566.747376][T13910] free 0, pa_free 1 [ 566.748197][T13909] EXT4-fs (loop0): pa ffff8881331782a0: logic 128, phys. 385, len 8 [ 566.755904][T13904] block 369: [ 566.759073][T13909] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, [ 566.762840][T13904] freeing already freed block (bit 23); block bitmap corrupt. [ 566.770843][T13909] free 0, pa_free 1 [ 566.788771][T13909] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, [ 566.791923][T13914] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 566.794178][T13909] inode 18: [ 566.802218][T13911] EXT4-fs (loop5): pa ffff8881333979d8: logic 128, phys. 385, len 8 [ 566.813927][T13909] block 369: [ 566.817100][T13911] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, [ 566.825101][T13909] freeing already freed block (bit 23); block bitmap corrupt. [ 566.828259][T13911] free 0, pa_free 1 [ 566.903189][T13910] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 566.925892][T13914] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2765: Allocating blocks 497-513 which overlap fs metadata [ 566.948110][T13914] EXT4-fs (loop6): pa ffff888111df6a80: logic 128, phys. 385, len 8 [ 566.956285][T13914] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 566.967885][T13907] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 567.005314][T13926] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 567.015626][T13914] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 567.041039][T13933] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 567.058933][T13934] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 567.082810][T13926] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2766: Allocating blocks 497-513 which overlap fs metadata [ 567.084617][T13931] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 567.098688][T13933] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2767: Allocating blocks 497-513 which overlap fs metadata [ 567.123326][T13926] EXT4-fs (loop0): pa ffff888133247dc8: logic 128, phys. 385, len 8 [ 567.131946][T13926] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 567.149290][T13933] EXT4-fs (loop2): pa ffff888133251dc8: logic 128, phys. 385, len 8 [ 567.158255][T13933] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 567.182453][T13934] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.2769: Allocating blocks 497-513 which overlap fs metadata [ 567.208007][T13934] EXT4-fs (loop5): pa ffff888133251930: logic 128, phys. 385, len 8 [ 567.214077][T13943] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 567.216294][T13934] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 567.276675][T13931] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.2768: Allocating blocks 497-513 which overlap fs metadata [ 567.279713][T13934] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 567.300136][T13931] EXT4-fs (loop1): pa ffff888133247bd0: logic 128, phys. 385, len 8 [ 567.313195][T13931] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 567.319065][T13943] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.2770: Allocating blocks 497-513 which overlap fs metadata [ 567.341977][T13943] EXT4-fs (loop6): pa ffff888111e7a000: logic 128, phys. 385, len 8 [ 567.350195][T13943] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 567.366059][T13950] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 567.399976][ T45] ------------[ cut here ]------------ [ 567.401457][T13943] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 567.405811][ T45] kernel BUG at fs/ext4/mballoc.c:4219! [ 567.426316][ T45] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 567.432494][ T45] CPU: 1 PID: 45 Comm: kworker/u4:2 Not tainted syzkaller #0 [ 567.432554][T13952] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 567.439875][ T45] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 567.439888][ T45] Workqueue: ext4-rsv-conversion ext4_end_io_rsv_work [ 567.468265][T13950] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3885: comm syz.0.2771: Allocating blocks 497-513 which overlap fs metadata [ 567.468906][ T45] RIP: 0010:ext4_mb_normalize_request+0x192c/0x1990 [ 567.483171][T13950] EXT4-fs (loop0): pa ffff8881333fd930: logic 128, phys. 385, len 8 [ 567.489303][ T45] Code: ff e8 48 ea 8b ff 48 c7 c7 a0 b1 89 86 48 89 de 48 8b 55 c8 e8 45 a2 90 00 e9 8e fa ff ff e8 2b ea 8b ff 0f 0b e8 24 ea 8b ff <0f> 0b e8 1d ea 8b ff e9 b7 fb ff ff e8 13 ea 8b ff 0f 0b e8 0c ea [ 567.489324][ T45] RSP: 0018:ffffc900002ef3c8 EFLAGS: 00010293 [ 567.489343][ T45] RAX: ffffffff81dddcbc RBX: 0000000000000000 RCX: ffff8881053b4f00 [ 567.489358][ T45] RDX: 0000000000000000 RSI: 0000000000000028 RDI: 0000000000000030 [ 567.489370][ T45] RBP: ffffc900002ef4b0 R08: 0000000000000003 R09: 0000000000000004 [ 567.489383][ T45] R10: dffffc0000000000 R11: fffff5200005de68 R12: 0000000000000030 [ 567.489396][ T45] R13: 0000000000000028 R14: ffff888111e7a498 R15: 0000000000000028 [ 567.497393][T13950] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4902: group 0, [ 567.517311][ T45] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 567.517330][ T45] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 567.517345][ T45] CR2: 00007fb2c821e000 CR3: 00000001319ec000 CR4: 00000000003506a0 [ 567.523700][T13950] free 0, pa_free 1 [ 567.599749][ T45] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 567.607734][ T45] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 567.615735][ T45] Call Trace: [ 567.619050][ T45] [ 567.621996][ T45] ext4_mb_new_blocks+0xbfd/0x42c0 [ 567.627115][ T45] ? __getblk_gfp+0x42/0x7d0 [ 567.631823][ T45] ? memcpy+0x56/0x70 [ 567.635890][ T45] ? ext4_mb_pa_callback+0xd0/0xd0 [ 567.641023][ T45] ? ext4_ext_check_overlap+0x433/0x5c0 [ 567.646639][ T45] ? ext4_ext_find_goal+0x108/0x200 [ 567.651853][ T45] ext4_ext_map_blocks+0x1722/0x61e0 [ 567.657229][ T45] ? stack_trace_save+0xf0/0xf0 [ 567.662151][ T45] ? arch_stack_walk+0x108/0x140 [ 567.667142][ T45] ? ret_from_fork+0x1f/0x30 [ 567.671774][ T45] ? stack_trace_save+0xa6/0xf0 [ 567.676625][ T45] ? ext4_ext_release+0x10/0x10 [ 567.681475][ T45] ? __stack_depot_save+0x34/0x480 [ 567.686637][ T45] ? ext4_es_lookup_extent+0x54c/0x900 [ 567.692099][ T45] ext4_map_blocks+0x988/0x1b30 [ 567.696952][ T45] ? ext4_issue_zeroout+0x250/0x250 [ 567.702149][ T45] ? ext4_journal_check_start+0x172/0x240 [ 567.707981][ T45] ? ext4_convert_unwritten_extents+0x27f/0x5f0 [ 567.714223][ T45] ? __ext4_journal_start_sb+0x154/0x2b0 [ 567.719857][ T45] ext4_convert_unwritten_extents+0x2b7/0x5f0 [ 567.725929][ T45] ? trace_ext4_fallocate_exit+0x130/0x130 [ 567.731761][ T45] ? __kasan_check_write+0x14/0x20 [ 567.736901][ T45] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 567.742565][ T45] ? _raw_spin_lock+0xf0/0xf0 [ 567.747243][ T45] ext4_convert_unwritten_io_end_vec+0x103/0x180 [ 567.753576][ T45] ext4_end_io_rsv_work+0x2c1/0x610 [ 567.758772][ T45] ? ext4_last_io_end_vec+0x70/0x70 [ 567.764145][ T45] ? __schedule+0xb76/0x14c0 [ 567.768743][ T45] process_one_work+0x6be/0xba0 [ 567.773657][ T45] worker_thread+0xa59/0x1200 [ 567.778441][ T45] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 567.784078][ T45] kthread+0x411/0x500 [ 567.788273][ T45] ? worker_clr_flags+0x190/0x190 [ 567.793297][ T45] ? kthread_blkcg+0xd0/0xd0 [ 567.797976][ T45] ret_from_fork+0x1f/0x30 [ 567.802395][ T45] [ 567.805422][ T45] Modules linked in: [ 567.809868][ T45] ---[ end trace cd308384a2828b29 ]--- [ 567.815528][ T45] RIP: 0010:ext4_mb_normalize_request+0x192c/0x1990 [ 567.822250][ T45] Code: ff e8 48 ea 8b ff 48 c7 c7 a0 b1 89 86 48 89 de 48 8b 55 c8 e8 45 a2 90 00 e9 8e fa ff ff e8 2b ea 8b ff 0f 0b e8 24 ea 8b ff <0f> 0b e8 1d ea 8b ff e9 b7 fb ff ff e8 13 ea 8b ff 0f 0b e8 0c ea [ 567.841923][ T45] RSP: 0018:ffffc900002ef3c8 EFLAGS: 00010293 [ 567.848171][ T45] RAX: ffffffff81dddcbc RBX: 0000000000000000 RCX: ffff8881053b4f00 [ 567.849198][T13950] EXT4-fs error (device loop0): mb_free_blocks:1874: group 0, [ 567.856269][ T45] RDX: 0000000000000000 RSI: 0000000000000028 RDI: 0000000000000030 [ 567.856284][ T45] RBP: ffffc900002ef4b0 R08: 0000000000000003 R09: 0000000000000004 [ 567.856297][ T45] R10: dffffc0000000000 R11: fffff5200005de68 R12: 0000000000000030 [ 567.863849][T13950] inode 18: [ 567.871911][ T45] R13: 0000000000000028 R14: ffff888111e7a498 R15: 0000000000000028 [ 567.879884][T13950] block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 567.887981][T13952] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.2772: Allocating blocks 497-513 which overlap fs metadata [ 567.891173][ T45] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 567.900355][T13952] EXT4-fs (loop2): pa ffff888133313498: logic 128, phys. 385, len 8 [ 567.907672][ T45] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 567.921519][T13952] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, [ 567.930561][ T45] CR2: 00007fb2c821e000 CR3: 000000000660f000 CR4: 00000000003506a0 [ 567.938637][T13952] free 0, pa_free 1 [ 567.965706][ T45] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 567.973707][ T45] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 567.981908][ T45] Kernel panic - not syncing: Fatal exception [ 567.983327][ T30] kauditd_printk_skb: 40 callbacks suppressed [ 567.983341][ T30] audit: type=1400 audit(1776635973.236:114): avc: denied { read } for pid=83 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 567.988328][ T45] Kernel Offset: disabled [ 568.020997][ T45] Rebooting in 86400 seconds..