3); block bitmap corrupt. [ 93.368997][ T1971] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 93.390027][ T1971] 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 [ 93.457088][ T1965] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 93.479423][ T1965] 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 [ 93.505518][ T1976] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 93.529342][ T1976] 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 [ 93.555587][ T1972] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 93.556075][ T1970] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 93.586434][ T1971] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.287: Allocating blocks 497-513 which overlap fs metadata [ 93.593442][ T1965] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.284: Allocating blocks 497-513 which overlap fs metadata [ 93.600724][ T1971] EXT4-fs (loop6): pa ffff88812ed47f18: logic 128, phys. 385, len 8 [ 93.622144][ T1971] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 93.623314][ T1965] EXT4-fs (loop2): pa ffff888121201498: logic 128, phys. 385, len 8 [ 93.640191][ T1965] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 93.666986][ T1972] 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 [ 93.670947][ T1976] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.288: Allocating blocks 497-513 which overlap fs metadata [ 93.707138][ T1976] EXT4-fs (loop1): pa ffff888121201c78: logic 128, phys. 385, len 8 [ 93.714932][ T1970] EXT4-fs (loop4): 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 [ 93.715230][ T1976] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 93.748769][ T1971] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 93.779129][ T1965] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 93.815268][ T1972] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.285: Allocating blocks 497-513 which overlap fs metadata [ 93.823681][ T1991] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 93.829573][ T1972] EXT4-fs (loop5): pa ffff888121201e70: logic 128, phys. 385, len 8 [ 93.851594][ T1972] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 93.867524][ T1970] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.286: Allocating blocks 497-513 which overlap fs metadata [ 93.881772][ T1970] EXT4-fs (loop4): pa ffff88812ed47c78: logic 128, phys. 385, len 8 [ 93.889799][ T1970] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 93.902195][ T1972] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 93.923720][ T1970] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 94.151327][ T1994] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 94.169450][ T1994] 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 [ 94.195824][ T2002] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 94.208936][ T1999] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 94.222238][ T2002] 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 [ 94.248653][ T2003] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 94.252311][ T1999] 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 [ 94.289433][ T2003] 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 [ 94.315896][ T1998] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 94.345921][ T2002] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.292: Allocating blocks 497-513 which overlap fs metadata [ 94.346182][ T1994] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.289: Allocating blocks 497-513 which overlap fs metadata [ 94.371863][ T2003] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.290: Allocating blocks 497-513 which overlap fs metadata [ 94.373850][ T1994] EXT4-fs (loop6): pa ffff88812ed477e0: logic 128, phys. 385, len 8 [ 94.387883][ T1999] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.291: Allocating blocks 497-513 which overlap fs metadata [ 94.395452][ T1994] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 94.419539][ T2002] EXT4-fs (loop5): pa ffff8881211d9000: logic 128, phys. 385, len 8 [ 94.427535][ T2002] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 94.439419][ T2003] EXT4-fs (loop2): pa ffff8881211d9d20: logic 128, phys. 385, len 8 [ 94.447515][ T2003] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 94.460204][ T1999] EXT4-fs (loop1): pa ffff88812ef2d2a0: logic 128, phys. 385, len 8 [ 94.468279][ T1999] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 94.503695][ T1998] EXT4-fs (loop4): 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 [ 94.504322][ T1994] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 94.588440][ T1998] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.293: Allocating blocks 497-513 which overlap fs metadata [ 94.599869][ T2016] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 94.602992][ T1998] EXT4-fs (loop4): pa ffff8881213f33f0: logic 128, phys. 385, len 8 [ 94.618635][ T2002] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 94.624901][ T1998] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 94.682558][ T1998] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 95.123689][ T2030] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 95.129212][ T2025] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 95.137981][ T2031] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 95.151652][ T2030] 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 [ 95.162420][ T2025] 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 [ 95.202357][ T2031] 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 [ 95.218922][ T2033] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 95.259139][ T2033] 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 [ 95.298881][ T2043] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 95.327966][ T2030] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.294: Allocating blocks 497-513 which overlap fs metadata [ 95.334245][ T2031] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.297: Allocating blocks 497-513 which overlap fs metadata [ 95.343852][ T2025] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.295: Allocating blocks 497-513 which overlap fs metadata [ 95.369846][ T2030] EXT4-fs (loop6): pa ffff8881211ea690: logic 128, phys. 385, len 8 [ 95.370146][ T2025] EXT4-fs (loop2): pa ffff8881211ea348: logic 128, phys. 385, len 8 [ 95.377867][ T2030] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, [ 95.385879][ T2025] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 95.404419][ T2030] free 0, pa_free 1 [ 95.409430][ T2031] EXT4-fs (loop5): pa ffff88812ef5c690: logic 128, phys. 385, len 8 [ 95.417470][ T2031] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 95.422332][ T2033] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.296: Allocating blocks 497-513 which overlap fs metadata [ 95.455545][ T2033] EXT4-fs (loop1): pa ffff88811a5afb28: logic 128, phys. 385, len 8 [ 95.463698][ T2033] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 95.464251][ T2031] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 95.492860][ T2043] EXT4-fs (loop4): 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 [ 95.509932][ T2033] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 95.676623][ T2043] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.298: Allocating blocks 497-513 which overlap fs metadata [ 95.690680][ T2043] EXT4-fs (loop4): pa ffff88812ecf0738: logic 128, phys. 385, len 8 [ 95.698746][ T2043] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 95.722591][ T2043] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 95.736954][ T2053] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 95.750366][ T2057] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 95.764725][ T2053] 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 [ 95.799683][ T2057] 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 [ 95.846506][ T2058] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 95.869422][ T2058] 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 [ 95.916080][ T2061] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 95.923262][ T2053] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.299: Allocating blocks 497-513 which overlap fs metadata [ 95.942069][ T2053] EXT4-fs (loop6): pa ffff88811a5370a8: logic 128, phys. 385, len 8 [ 95.949602][ T2061] 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 [ 95.950197][ T2053] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 95.998234][ T2053] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 96.020069][ T2069] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 96.034292][ T2057] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.300: Allocating blocks 497-513 which overlap fs metadata [ 96.055963][ T2058] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.301: Allocating blocks 497-513 which overlap fs metadata [ 96.079075][ T2061] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.302: Allocating blocks 497-513 which overlap fs metadata [ 96.081129][ T2057] EXT4-fs (loop2): pa ffff88812ec1a000: logic 128, phys. 385, len 8 [ 96.093167][ T2058] EXT4-fs (loop5): pa ffff88812ede20a8: logic 128, phys. 385, len 8 [ 96.100856][ T2057] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 96.108829][ T2058] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 96.129074][ T2061] EXT4-fs (loop1): pa ffff88812ed74540: logic 128, phys. 385, len 8 [ 96.137114][ T2061] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 96.179620][ T2058] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 96.184737][ T2057] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 96.200250][ T2061] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 96.246625][ T2069] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.303: Allocating blocks 497-513 which overlap fs metadata [ 96.262018][ T2069] EXT4-fs (loop4): pa ffff88812ed74930: logic 128, phys. 385, len 8 [ 96.270153][ T2069] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 96.299642][ T2069] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 96.319019][ T2083] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 96.475326][ T2091] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 96.506976][ T2083] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.304: Allocating blocks 497-513 which overlap fs metadata [ 96.508385][ T2095] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 96.523265][ T2083] EXT4-fs (loop6): pa ffff88812ec1b000: logic 128, phys. 385, len 8 [ 96.540818][ T2083] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 96.562214][ T2083] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. 2025/12/19 12:20:36 executed programs: 302 [ 96.633322][ T2092] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 96.642963][ T2091] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.306: Allocating blocks 497-513 which overlap fs metadata [ 96.659188][ T2088] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 96.675911][ T2091] EXT4-fs (loop1): pa ffff88812eef7150: logic 128, phys. 385, len 8 [ 96.683956][ T2091] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 96.706160][ T2091] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 96.763150][ T2095] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.308: Allocating blocks 497-513 which overlap fs metadata [ 96.772699][ T2088] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.305: Allocating blocks 497-513 which overlap fs metadata [ 96.778606][ T2095] EXT4-fs (loop4): pa ffff88812ede4930: logic 128, phys. 385, len 8 [ 96.798737][ T2095] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 96.803012][ T2092] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.307: Allocating blocks 497-513 which overlap fs metadata [ 96.823321][ T2088] EXT4-fs (loop2): pa ffff88812efbeb28: logic 128, phys. 385, len 8 [ 96.831376][ T2088] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 96.831572][ T2092] EXT4-fs (loop5): pa ffff88812efbe690: logic 128, phys. 385, len 8 [ 96.845241][ T2112] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: [ 96.849399][ T2092] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 96.857837][ T2112] block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 96.879068][ T2110] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 96.917440][ T2088] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 96.932036][ T2090] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 96.967532][ T2110] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.309: Allocating blocks 497-513 which overlap fs metadata [ 96.981809][ T2110] EXT4-fs (loop6): pa ffff88812ef8b000: logic 128, phys. 385, len 8 [ 96.989820][ T2110] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 97.017740][ T2110] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 97.226854][ T2120] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 97.236885][ T2121] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 97.279079][ T2126] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 97.378213][ T2128] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 97.392914][ T2121] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.311: Allocating blocks 497-513 which overlap fs metadata [ 97.396874][ T2120] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.310: Allocating blocks 497-513 which overlap fs metadata [ 97.414740][ T2126] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.312: Allocating blocks 497-513 which overlap fs metadata [ 97.421436][ T2121] EXT4-fs (loop4): pa ffff88811a462f18: logic 128, phys. 385, len 8 [ 97.435230][ T2120] EXT4-fs (loop1): pa ffff88811a4629d8: logic 128, phys. 385, len 8 [ 97.442530][ T2121] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, [ 97.450552][ T2120] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 97.469063][ T2121] free 0, pa_free 1 [ 97.473398][ T2130] EXT4-fs (loop6): Ignoring removed oldalloc option [ 97.480459][ T2126] EXT4-fs (loop2): pa ffff88812ef8b498: logic 128, phys. 385, len 8 [ 97.488521][ T2126] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 97.498716][ T2130] EXT4-fs (loop6): mounting ext3 file system using the ext4 subsystem [ 97.500577][ T2139] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 97.529334][ T2130] EXT4-fs (loop6): 1 truncate cleaned up [ 97.536659][ T2121] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 97.595257][ T2128] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.313: Allocating blocks 497-513 which overlap fs metadata [ 97.609407][ T2128] EXT4-fs (loop5): pa ffff88811a6201f8: logic 128, phys. 385, len 8 [ 97.617430][ T2128] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 97.649548][ T2128] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 97.801630][ T2147] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 97.931927][ T2151] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 98.025531][ T2160] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 98.027771][ T2149] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 98.078637][ T2156] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 98.093671][ T2147] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.316: Allocating blocks 497-513 which overlap fs metadata [ 98.097321][ T2151] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.317: Allocating blocks 497-513 which overlap fs metadata [ 98.122056][ T2147] EXT4-fs (loop1): pa ffff88811a620f18: logic 128, phys. 385, len 8 [ 98.130105][ T2147] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 98.148739][ T2151] EXT4-fs (loop6): pa ffff88812ee35b28: logic 128, phys. 385, len 8 [ 98.154452][ T2160] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.318: Allocating blocks 497-513 which overlap fs metadata [ 98.156763][ T2151] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 98.175958][ T2149] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.315: Allocating blocks 497-513 which overlap fs metadata [ 98.196267][ T2160] EXT4-fs (loop2): pa ffff88812126b738: logic 128, phys. 385, len 8 [ 98.204456][ T2160] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 98.215379][ T2149] EXT4-fs (loop4): pa ffff88812126b540: logic 128, phys. 385, len 8 [ 98.223512][ T2149] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 98.263135][ T2156] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.319: Allocating blocks 497-513 which overlap fs metadata [ 98.279924][ T2156] EXT4-fs (loop5): pa ffff88812126b1f8: logic 128, phys. 385, len 8 [ 98.287948][ T2156] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 98.309489][ T2147] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 98.323166][ T2150] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 98.332419][ T2160] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 98.340027][ T2149] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 98.368781][ T2156] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 98.386603][ T9] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 98.399328][ T9] EXT4-fs (loop1): This should not happen!! Data will be lost [ 98.399328][ T9] [ 98.409291][ T9] EXT4-fs (loop1): Total free blocks count 0 [ 98.415281][ T9] EXT4-fs (loop1): Free/Dirty block details [ 98.421815][ T9] EXT4-fs (loop1): free_blocks=32 [ 98.426878][ T9] EXT4-fs (loop1): dirty_blocks=0 [ 98.432002][ T9] EXT4-fs (loop1): Block reservation details [ 98.438197][ T9] EXT4-fs (loop1): i_reserved_data_blocks=0 [ 98.725318][ T2177] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 98.762505][ T2187] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 98.920203][ T2186] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 98.931324][ T2187] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.321: Allocating blocks 497-513 which overlap fs metadata [ 98.946201][ T2180] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 98.946373][ T2187] EXT4-fs (loop1): pa ffff888121109348: logic 128, phys. 385, len 8 [ 98.958690][ T2184] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 98.966281][ T2187] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 98.981983][ T2177] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.320: Allocating blocks 497-513 which overlap fs metadata [ 99.008000][ T2177] EXT4-fs (loop6): pa ffff88811a56e498: logic 128, phys. 385, len 8 [ 99.016167][ T2177] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 99.041295][ T2187] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 99.095185][ T2180] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.323: Allocating blocks 497-513 which overlap fs metadata [ 99.095756][ T2184] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.324: Allocating blocks 497-513 which overlap fs metadata [ 99.114151][ T2186] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.322: Allocating blocks 497-513 which overlap fs metadata [ 99.148622][ T2184] EXT4-fs (loop4): pa ffff88811a56edc8: logic 128, phys. 385, len 8 [ 99.156673][ T2184] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 99.161259][ T2180] EXT4-fs (loop5): pa ffff88811a52c498: logic 128, phys. 385, len 8 [ 99.174815][ T2180] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 99.192396][ T2186] EXT4-fs (loop2): pa ffff88811a448d20: logic 128, phys. 385, len 8 [ 99.196857][ T2176] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 99.200471][ T2186] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 99.224670][ T2203] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 99.257334][ T2205] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 99.597635][ T2212] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 99.649160][ T2216] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 99.656916][ T2205] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.325: Allocating blocks 497-513 which overlap fs metadata [ 99.677707][ T2217] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 99.680153][ T2220] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 99.702732][ T2205] EXT4-fs (loop1): pa ffff8881212a37e0: logic 128, phys. 385, len 8 [ 99.710781][ T2205] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 99.711509][ T2212] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.326: Allocating blocks 497-513 which overlap fs metadata [ 99.743770][ T2212] EXT4-fs (loop6): pa ffff8881212885e8: logic 128, phys. 385, len 8 [ 99.751806][ T2212] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 99.772520][ T2205] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 99.789081][ T2217] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.328: Allocating blocks 497-513 which overlap fs metadata [ 99.812234][ T2220] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.329: Allocating blocks 497-513 which overlap fs metadata [ 99.823093][ T2217] EXT4-fs (loop5): pa ffff888121333bd0: logic 128, phys. 385, len 8 [ 99.826376][ T2220] EXT4-fs (loop2): pa ffff8881210c7bd0: logic 128, phys. 385, len 8 [ 99.833963][ T2217] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, [ 99.841938][ T2220] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 99.842659][ T2216] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.327: Allocating blocks 497-513 which overlap fs metadata [ 99.850383][ T2217] free 0, pa_free 1 [ 99.875488][ T2212] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 99.880489][ T2216] EXT4-fs (loop4): pa ffff88812ee90bd0: logic 128, phys. 385, len 8 [ 99.900456][ T2216] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 99.911238][ T425] EXT4-fs (loop6): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 99.923567][ T425] EXT4-fs (loop6): This should not happen!! Data will be lost [ 99.923567][ T425] [ 99.930928][ T2217] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 99.938181][ T425] EXT4-fs (loop6): Total free blocks count 0 [ 99.952371][ T2233] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 99.975732][ T425] EXT4-fs (loop6): Free/Dirty block details [ 99.982464][ T425] EXT4-fs (loop6): free_blocks=32 [ 99.987596][ T425] EXT4-fs (loop6): dirty_blocks=0 [ 99.989385][ T2219] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 99.992742][ T425] EXT4-fs (loop6): Block reservation details [ 100.013062][ T425] EXT4-fs (loop6): i_reserved_data_blocks=0 [ 100.330618][ T2240] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 100.438560][ T2237] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 100.442798][ T2238] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 100.450864][ T2247] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 100.488178][ T2246] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 100.505051][ T2240] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.333: Allocating blocks 497-513 which overlap fs metadata [ 100.512859][ T2238] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.330: Allocating blocks 497-513 which overlap fs metadata [ 100.519643][ T2240] EXT4-fs (loop4): pa ffff88812efc92a0: logic 128, phys. 385, len 8 [ 100.541114][ T2240] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 100.545072][ T2247] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.331: Allocating blocks 497-513 which overlap fs metadata [ 100.567517][ T2237] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.332: Allocating blocks 497-513 which overlap fs metadata [ 100.587948][ T2238] EXT4-fs (loop1): pa ffff88812ee90888: logic 128, phys. 385, len 8 [ 100.596068][ T2238] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 100.599117][ T2247] EXT4-fs (loop6): pa ffff88812ec14bd0: logic 128, phys. 385, len 8 [ 100.614112][ T2247] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 100.623550][ T2240] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 100.624170][ T2237] EXT4-fs (loop5): pa ffff88812ecc7bd0: logic 128, phys. 385, len 8 [ 100.646626][ T2237] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 100.669523][ T2246] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.334: Allocating blocks 497-513 which overlap fs metadata [ 100.684302][ T2246] EXT4-fs (loop2): pa ffff88812efcb0a8: logic 128, phys. 385, len 8 [ 100.692545][ T2246] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 100.694669][ T2238] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 100.725059][ T2262] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 100.747477][ T2235] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 100.747982][ T7] EXT4-fs (loop6): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 100.775535][ T7] EXT4-fs (loop6): This should not happen!! Data will be lost [ 100.775535][ T7] [ 100.791036][ T7] EXT4-fs (loop6): Total free blocks count 0 [ 100.791543][ T2246] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 100.797348][ T7] EXT4-fs (loop6): Free/Dirty block details [ 100.817570][ T7] EXT4-fs (loop6): free_blocks=32 [ 100.824326][ T9] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 100.824694][ T7] EXT4-fs (loop6): dirty_blocks=0 [ 100.837122][ T9] EXT4-fs (loop2): This should not happen!! Data will be lost [ 100.837122][ T9] [ 100.842078][ T7] EXT4-fs (loop6): Block reservation details [ 100.851974][ T9] EXT4-fs (loop2): Total free blocks count 0 [ 100.857484][ T7] EXT4-fs (loop6): i_reserved_data_blocks=0 [ 100.867040][ T9] EXT4-fs (loop2): Free/Dirty block details [ 100.875656][ T2268] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 100.876518][ T9] EXT4-fs (loop2): free_blocks=32 [ 100.892852][ T9] EXT4-fs (loop2): dirty_blocks=0 [ 100.897852][ T9] EXT4-fs (loop2): Block reservation details [ 100.903910][ T9] EXT4-fs (loop2): i_reserved_data_blocks=0 [ 101.221190][ T2279] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 101.237124][ T2268] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.335: Allocating blocks 497-513 which overlap fs metadata [ 101.237681][ T2273] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 101.251408][ T2280] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 101.272317][ T2268] EXT4-fs (loop4): pa ffff88812ec14000: logic 128, phys. 385, len 8 [ 101.275510][ T2278] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 101.282935][ T2268] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 101.344965][ T2279] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.337: Allocating blocks 497-513 which overlap fs metadata [ 101.355077][ T2273] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.336: Allocating blocks 497-513 which overlap fs metadata [ 101.361245][ T2280] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.338: Allocating blocks 497-513 which overlap fs metadata [ 101.380140][ T2278] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.339: Allocating blocks 497-513 which overlap fs metadata [ 101.387042][ T2279] EXT4-fs (loop6): pa ffff8881212da690: logic 128, phys. 385, len 8 [ 101.407948][ T2279] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 101.410506][ T2273] EXT4-fs (loop1): pa ffff88812ec14b28: logic 128, phys. 385, len 8 [ 101.426131][ T2273] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 101.436116][ T2279] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 101.436608][ T2280] EXT4-fs (loop5): pa ffff88812ee20888: logic 128, phys. 385, len 8 [ 101.456061][ T2278] EXT4-fs (loop2): pa ffff8881212dab28: logic 128, phys. 385, len 8 [ 101.458896][ T2280] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 101.466891][ T2278] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 101.507682][ T2267] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 101.531432][ T2275] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 101.532303][ T2272] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 101.551063][ T2277] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 101.892714][ T2302] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 101.892765][ T2299] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 101.909087][ T2306] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 101.962748][ T2307] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 102.028457][ T2311] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 102.048462][ T2299] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.340: Allocating blocks 497-513 which overlap fs metadata [ 102.053966][ T2302] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.341: Allocating blocks 497-513 which overlap fs metadata [ 102.062867][ T2306] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.343: Allocating blocks 497-513 which overlap fs metadata [ 102.086603][ T2302] EXT4-fs (loop4): pa ffff88812ecfabd0: logic 128, phys. 385, len 8 [ 102.097817][ T2302] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 102.105744][ T2306] EXT4-fs (loop1): pa ffff88812ec97738: logic 128, phys. 385, len 8 [ 102.115754][ T2306] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 102.128486][ T2299] EXT4-fs (loop6): pa ffff88812eed19d8: logic 128, phys. 385, len 8 [ 102.136507][ T2299] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 102.162173][ T2307] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.344: Allocating blocks 497-513 which overlap fs metadata [ 102.177080][ T2307] EXT4-fs (loop2): pa ffff88812ecfaf18: logic 128, phys. 385, len 8 [ 102.185215][ T2307] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 102.193154][ T2311] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.342: Allocating blocks 497-513 which overlap fs metadata [ 102.211062][ T2311] EXT4-fs (loop5): pa ffff8881212d59d8: logic 128, phys. 385, len 8 [ 102.219143][ T2311] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 2025/12/19 12:20:42 executed programs: 338 [ 102.255709][ T2298] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 102.259518][ T2307] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 102.285381][ T2304] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 102.301605][ T2311] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 102.716726][ T2329] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 102.751418][ T2331] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 102.824866][ T2335] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 102.871586][ T2338] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 102.878226][ T2339] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 102.890490][ T2335] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.347: Allocating blocks 497-513 which overlap fs metadata [ 102.904105][ T2329] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.345: Allocating blocks 497-513 which overlap fs metadata [ 102.909741][ T2335] EXT4-fs (loop1): pa ffff88812ef2f930: logic 128, phys. 385, len 8 [ 102.931083][ T2335] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 102.938649][ T2331] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.346: Allocating blocks 497-513 which overlap fs metadata [ 102.948552][ T2329] EXT4-fs (loop4): pa ffff88812ee96d20: logic 128, phys. 385, len 8 [ 102.962746][ T2329] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 102.973365][ T2331] EXT4-fs (loop6): pa ffff88812ecc6d20: logic 128, phys. 385, len 8 [ 102.981421][ T2331] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 103.038529][ T2331] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 103.057950][ T2339] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.348: Allocating blocks 497-513 which overlap fs metadata [ 103.060017][ T2338] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.349: Allocating blocks 497-513 which overlap fs metadata [ 103.071958][ T2339] EXT4-fs (loop2): pa ffff88812ecc6b28: logic 128, phys. 385, len 8 [ 103.093507][ T2339] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 103.109327][ T2329] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 103.118893][ T2338] EXT4-fs (loop5): pa ffff88812ecc63f0: logic 128, phys. 385, len 8 [ 103.131898][ T2338] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 103.151839][ T2339] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 103.554813][ T2363] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 103.555105][ T2359] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 103.610837][ T2362] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 103.628195][ T2359] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.352: Allocating blocks 497-513 which overlap fs metadata [ 103.642305][ T2359] EXT4-fs (loop4): pa ffff88812ec940a8: logic 128, phys. 385, len 8 [ 103.650407][ T2359] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 103.670629][ T2368] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 103.684277][ T2359] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 103.685181][ T2374] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 103.727245][ T2363] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.351: Allocating blocks 497-513 which overlap fs metadata [ 103.753014][ T2362] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.350: Allocating blocks 497-513 which overlap fs metadata [ 103.767213][ T2362] EXT4-fs (loop6): pa ffff88812ecfaa80: logic 128, phys. 385, len 8 [ 103.775337][ T2362] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 103.786675][ T2363] EXT4-fs (loop1): pa ffff88812ec94e70: logic 128, phys. 385, len 8 [ 103.794709][ T2363] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 103.810577][ T2368] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.353: Allocating blocks 497-513 which overlap fs metadata [ 103.826990][ T2368] EXT4-fs (loop2): pa ffff8881211e7d20: logic 128, phys. 385, len 8 [ 103.835110][ T2368] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 103.847413][ T2362] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 103.849768][ T2363] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 103.904164][ T2385] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 103.918535][ T2374] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.354: Allocating blocks 497-513 which overlap fs metadata [ 103.933285][ T2374] EXT4-fs (loop5): pa ffff88812ef5c000: logic 128, phys. 385, len 8 [ 103.941532][ T2374] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 103.952441][ T7] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 103.965582][ T7] EXT4-fs (loop2): This should not happen!! Data will be lost [ 103.965582][ T7] [ 103.973716][ T2374] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 103.981197][ T7] EXT4-fs (loop2): Total free blocks count 0 [ 103.995859][ T7] EXT4-fs (loop2): Free/Dirty block details [ 104.001822][ T7] EXT4-fs (loop2): free_blocks=32 [ 104.006939][ T7] EXT4-fs (loop2): dirty_blocks=0 [ 104.012046][ T7] EXT4-fs (loop2): Block reservation details [ 104.018207][ T7] EXT4-fs (loop2): i_reserved_data_blocks=0 [ 104.199956][ T2392] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 104.214707][ T2388] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 104.302413][ T2395] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 104.308967][ T2399] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 104.330814][ T2397] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 104.350290][ T2392] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.356: Allocating blocks 497-513 which overlap fs metadata [ 104.371705][ T2392] EXT4-fs (loop6): pa ffff888121333150: logic 128, phys. 385, len 8 [ 104.372956][ T2388] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.355: Allocating blocks 497-513 which overlap fs metadata [ 104.379806][ T2392] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 104.398942][ T2388] EXT4-fs (loop4): pa ffff8881211ea738: logic 128, phys. 385, len 8 [ 104.411553][ T2388] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 104.437396][ T2395] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.357: Allocating blocks 497-513 which overlap fs metadata [ 104.450717][ T2392] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 104.468988][ T2397] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.358: Allocating blocks 497-513 which overlap fs metadata [ 104.481413][ T2399] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.359: Allocating blocks 497-513 which overlap fs metadata [ 104.496884][ T2399] EXT4-fs (loop5): pa ffff88812ec1a930: logic 128, phys. 385, len 8 [ 104.505015][ T2399] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 104.506387][ T2395] EXT4-fs (loop1): pa ffff8881211ea5e8: logic 128, phys. 385, len 8 [ 104.522993][ T2395] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 104.533221][ T2397] EXT4-fs (loop2): pa ffff88811a5afbd0: logic 128, phys. 385, len 8 [ 104.541243][ T2397] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 104.546915][ T2399] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 104.590441][ T2396] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 104.891969][ T2419] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 105.005546][ T2424] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 105.009871][ T2423] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 105.029926][ T2426] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 105.070803][ T2431] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 105.087439][ T2426] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.362: Allocating blocks 497-513 which overlap fs metadata [ 105.101476][ T2426] EXT4-fs (loop1): pa ffff8881213f32a0: logic 128, phys. 385, len 8 [ 105.109611][ T2426] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 105.114599][ T2424] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.360: Allocating blocks 497-513 which overlap fs metadata [ 105.124651][ T2423] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.363: Allocating blocks 497-513 which overlap fs metadata [ 105.135876][ T2419] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.361: Allocating blocks 497-513 which overlap fs metadata [ 105.162419][ T2424] EXT4-fs (loop6): pa ffff88812ec1be70: logic 128, phys. 385, len 8 [ 105.163123][ T2419] EXT4-fs (loop4): pa ffff8881101f7000: logic 128, phys. 385, len 8 [ 105.170484][ T2424] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, [ 105.178484][ T2419] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 105.186919][ T2424] free 0, pa_free 1 [ 105.206870][ T2423] EXT4-fs (loop5): pa ffff8881213f3c78: logic 128, phys. 385, len 8 [ 105.215311][ T2423] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 105.300780][ T2426] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 105.320187][ T2419] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 105.331926][ T2431] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.364: Allocating blocks 497-513 which overlap fs metadata [ 105.350704][ T2431] EXT4-fs (loop2): pa ffff88811a5af888: logic 128, phys. 385, len 8 [ 105.358776][ T2431] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 105.387123][ T2431] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 105.650601][ T2450] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 105.782345][ T2455] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 105.812831][ T2459] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 105.817725][ T2458] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 105.877167][ T2461] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 105.897058][ T2450] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.365: Allocating blocks 497-513 which overlap fs metadata [ 105.897109][ T2455] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.367: Allocating blocks 497-513 which overlap fs metadata [ 105.913441][ T2459] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.368: Allocating blocks 497-513 which overlap fs metadata [ 105.938375][ T2450] EXT4-fs (loop6): pa ffff88812ed563f0: logic 128, phys. 385, len 8 [ 105.946396][ T2450] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 105.965485][ T2458] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.366: Allocating blocks 497-513 which overlap fs metadata [ 105.977792][ T2459] EXT4-fs (loop1): pa ffff88812eee6738: logic 128, phys. 385, len 8 [ 105.979554][ T2455] EXT4-fs (loop4): pa ffff88812ede42a0: logic 128, phys. 385, len 8 [ 105.987232][ T2459] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 105.995259][ T2455] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 106.016692][ T2458] EXT4-fs (loop5): pa ffff88811a52c1f8: logic 128, phys. 385, len 8 [ 106.024812][ T2458] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 106.034423][ T2450] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 106.073480][ T2476] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 106.075997][ T2461] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.369: Allocating blocks 497-513 which overlap fs metadata [ 106.099231][ T2453] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 106.114095][ T2461] EXT4-fs (loop2): pa ffff88812ef09a80: logic 128, phys. 385, len 8 [ 106.124196][ T2461] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 106.154342][ T2461] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 106.599320][ T2486] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 106.611826][ T2482] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 106.618205][ T2487] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 106.628658][ T2491] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 106.678977][ T2484] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 106.694755][ T2487] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.372: Allocating blocks 497-513 which overlap fs metadata [ 106.716773][ T2486] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.371: Allocating blocks 497-513 which overlap fs metadata [ 106.716885][ T2491] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.374: Allocating blocks 497-513 which overlap fs metadata [ 106.737124][ T2482] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.373: Allocating blocks 497-513 which overlap fs metadata [ 106.744833][ T2491] EXT4-fs (loop2): pa ffff88811a462bd0: logic 128, phys. 385, len 8 [ 106.758768][ T2487] EXT4-fs (loop5): pa ffff88812ef8bd20: logic 128, phys. 385, len 8 [ 106.766043][ T2491] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 106.783996][ T2487] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 106.798653][ T2482] EXT4-fs (loop4): pa ffff88811a684000: logic 128, phys. 385, len 8 [ 106.806745][ T2482] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 106.816840][ T2486] EXT4-fs (loop1): pa ffff88812edf1000: logic 128, phys. 385, len 8 [ 106.824858][ T2486] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 106.859691][ T2491] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 106.886348][ T2484] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.370: Allocating blocks 497-513 which overlap fs metadata [ 106.887972][ T2505] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 106.900934][ T2484] EXT4-fs (loop6): pa ffff88811a684e70: logic 128, phys. 385, len 8 [ 106.922780][ T2484] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 106.963849][ T2484] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 107.154622][ T2511] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 107.299911][ T2517] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 107.312593][ T2516] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 107.315264][ T2511] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.375: Allocating blocks 497-513 which overlap fs metadata [ 107.324737][ T2518] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 107.338854][ T2511] EXT4-fs (loop5): pa ffff88811a6207e0: logic 128, phys. 385, len 8 [ 107.358357][ T2511] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 107.380305][ T2511] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 107.401634][ T2524] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE 2025/12/19 12:20:47 executed programs: 373 [ 107.446309][ T2516] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.376: Allocating blocks 497-513 which overlap fs metadata [ 107.453147][ T2517] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.377: Allocating blocks 497-513 which overlap fs metadata [ 107.461971][ T2518] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.378: Allocating blocks 497-513 which overlap fs metadata [ 107.475511][ T2516] EXT4-fs (loop2): pa ffff88812ed55150: logic 128, phys. 385, len 8 [ 107.488811][ T2517] EXT4-fs (loop4): pa ffff88812ed559d8: logic 128, phys. 385, len 8 [ 107.495772][ T2516] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, [ 107.503647][ T2517] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 107.515802][ T2518] EXT4-fs (loop1): pa ffff88812ed55dc8: logic 128, phys. 385, len 8 [ 107.522283][ T2516] free 0, pa_free 1 [ 107.534625][ T2518] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 107.573509][ T2517] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 107.579194][ T2516] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 107.629474][ T2524] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.379: Allocating blocks 497-513 which overlap fs metadata [ 107.645156][ T2524] EXT4-fs (loop6): pa ffff88811037cdc8: logic 128, phys. 385, len 8 [ 107.653200][ T2524] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 107.675704][ T2524] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 107.739501][ T2542] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 107.868566][ T2540] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 107.890382][ T2546] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 107.901726][ T2551] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 107.905635][ T2542] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.381: Allocating blocks 497-513 which overlap fs metadata [ 107.928769][ T2542] EXT4-fs (loop1): pa ffff88811a56ea80: logic 128, phys. 385, len 8 [ 107.936792][ T2542] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 107.952299][ T2554] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 107.985605][ T2546] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.382: Allocating blocks 497-513 which overlap fs metadata [ 107.994586][ T2540] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.380: Allocating blocks 497-513 which overlap fs metadata [ 107.999952][ T2546] EXT4-fs (loop4): pa ffff888121272498: logic 128, phys. 385, len 8 [ 108.021182][ T2546] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 108.045624][ T2540] EXT4-fs (loop5): pa ffff888121272690: logic 128, phys. 385, len 8 [ 108.050101][ T2542] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 108.053714][ T2540] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 108.096732][ T2554] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.384: Allocating blocks 497-513 which overlap fs metadata [ 108.104745][ T2540] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 108.111023][ T2551] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.383: Allocating blocks 497-513 which overlap fs metadata [ 108.134203][ T2546] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 108.153762][ T2554] EXT4-fs (loop6): pa ffff8881213612a0: logic 128, phys. 385, len 8 [ 108.161392][ T2551] EXT4-fs (loop2): pa ffff888121361348: logic 128, phys. 385, len 8 [ 108.161832][ T2554] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 108.169768][ T2551] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 108.195844][ T425] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 108.211576][ T425] EXT4-fs (loop4): This should not happen!! Data will be lost [ 108.211576][ T425] [ 108.219868][ T2554] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 108.221677][ T425] EXT4-fs (loop4): Total free blocks count 0 [ 108.242249][ T425] EXT4-fs (loop4): Free/Dirty block details [ 108.245235][ T2566] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, [ 108.248185][ T425] EXT4-fs (loop4): free_blocks=32 [ 108.248192][ T425] EXT4-fs (loop4): dirty_blocks=0 [ 108.248205][ T425] EXT4-fs (loop4): Block reservation details [ 108.255743][ T2566] inode 18: [ 108.260765][ T425] EXT4-fs (loop4): i_reserved_data_blocks=0 [ 108.280997][ T2566] block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 108.292561][ T9] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 108.304898][ T9] EXT4-fs (loop2): This should not happen!! Data will be lost [ 108.304898][ T9] [ 108.314735][ T9] EXT4-fs (loop2): Total free blocks count 0 [ 108.320864][ T9] EXT4-fs (loop2): Free/Dirty block details [ 108.326761][ T9] EXT4-fs (loop2): free_blocks=32 [ 108.331802][ T9] EXT4-fs (loop2): dirty_blocks=0 [ 108.336816][ T9] EXT4-fs (loop2): Block reservation details [ 108.343141][ T9] EXT4-fs (loop2): i_reserved_data_blocks=0 [ 108.758821][ T2569] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 108.804663][ T2573] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 108.848602][ T2572] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 108.872726][ T2569] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.386: Allocating blocks 497-513 which overlap fs metadata [ 108.886727][ T2569] EXT4-fs (loop5): pa ffff88811a56e888: logic 128, phys. 385, len 8 [ 108.894750][ T2569] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 108.908721][ T2584] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 108.923953][ T2569] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 108.959112][ T2576] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 108.966762][ T2573] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.385: Allocating blocks 497-513 which overlap fs metadata [ 108.985341][ T2573] EXT4-fs (loop1): pa ffff8881213f20a8: logic 128, phys. 385, len 8 [ 108.993408][ T2573] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 109.015827][ T2573] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 109.052944][ T2584] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.389: Allocating blocks 497-513 which overlap fs metadata [ 109.053967][ T2572] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.387: Allocating blocks 497-513 which overlap fs metadata [ 109.069190][ T2584] EXT4-fs (loop2): pa ffff8881212a35e8: logic 128, phys. 385, len 8 [ 109.081114][ T2572] EXT4-fs (loop4): pa ffff88812ee74a80: logic 128, phys. 385, len 8 [ 109.088784][ T2584] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, [ 109.096759][ T2572] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 109.115315][ T2584] free 0, pa_free 1 [ 109.125025][ T2572] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 109.143391][ T2594] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 109.157579][ T2584] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 109.193280][ T2576] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.388: Allocating blocks 497-513 which overlap fs metadata [ 109.207550][ T2576] EXT4-fs (loop6): pa ffff888121052bd0: logic 128, phys. 385, len 8 [ 109.215655][ T2576] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 109.244120][ T2576] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 109.267138][ T2600] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 109.278985][ T2594] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.390: Allocating blocks 497-513 which overlap fs metadata [ 109.293253][ T2594] EXT4-fs (loop5): pa ffff8881213df7e0: logic 128, phys. 385, len 8 [ 109.301604][ T2594] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 109.322935][ T2594] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 109.385598][ T2606] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 109.385605][ T2603] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 109.404679][ T2600] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.391: Allocating blocks 497-513 which overlap fs metadata [ 109.423851][ T2600] EXT4-fs (loop1): pa ffff88812ee90348: logic 128, phys. 385, len 8 [ 109.431936][ T2600] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 109.463881][ T2600] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 109.519582][ T2612] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 109.582372][ T2606] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.393: Allocating blocks 497-513 which overlap fs metadata [ 109.592188][ T2603] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.392: Allocating blocks 497-513 which overlap fs metadata [ 109.603262][ T2612] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.394: Allocating blocks 497-513 which overlap fs metadata [ 109.610688][ T2613] EXT4-fs (loop5): Ignoring removed oldalloc option [ 109.635949][ T2603] EXT4-fs (loop4): pa ffff88812ee909d8: logic 128, phys. 385, len 8 [ 109.642382][ T2612] EXT4-fs (loop6): pa ffff88811a692930: logic 128, phys. 385, len 8 [ 109.643999][ T2603] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 109.651981][ T2612] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 109.672690][ T2606] EXT4-fs (loop2): pa ffff88811a6922a0: logic 128, phys. 385, len 8 [ 109.680786][ T2606] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 109.689328][ T2603] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 109.691031][ T2613] EXT4-fs (loop5): mounting ext3 file system using the ext4 subsystem [ 109.724496][ T2623] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 109.749191][ T2613] EXT4-fs (loop5): 1 truncate cleaned up [ 109.772802][ T2605] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 109.785317][ T2623] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.396: Allocating blocks 497-513 which overlap fs metadata [ 109.818969][ T2623] EXT4-fs (loop1): pa ffff88812eccc930: logic 128, phys. 385, len 8 [ 109.827005][ T2623] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 109.841837][ T2610] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 109.889592][ T2623] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 110.041320][ T2638] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 110.145981][ T2643] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 110.147500][ T2641] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 110.179208][ T2649] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 110.252832][ T2638] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.398: Allocating blocks 497-513 which overlap fs metadata [ 110.256018][ T2643] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.399: Allocating blocks 497-513 which overlap fs metadata [ 110.266891][ T2638] EXT4-fs (loop5): pa ffff88812ef89e70: logic 128, phys. 385, len 8 [ 110.281061][ T2643] EXT4-fs (loop2): pa ffff88811a692888: logic 128, phys. 385, len 8 [ 110.288621][ T2638] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 110.306751][ T2643] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 110.317040][ T2638] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 110.317664][ T2647] EXT4-fs (loop1): Ignoring removed oldalloc option [ 110.339789][ T2649] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.400: Allocating blocks 497-513 which overlap fs metadata [ 110.355537][ T2641] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.402: Allocating blocks 497-513 which overlap fs metadata [ 110.364014][ T2649] EXT4-fs (loop6): pa ffff88812ef89dc8: logic 128, phys. 385, len 8 [ 110.369594][ T2641] EXT4-fs (loop4): pa ffff88811a692690: logic 128, phys. 385, len 8 [ 110.377422][ T2649] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, [ 110.385395][ T2641] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 110.393903][ T2649] free 0, pa_free 1 [ 110.419393][ T2647] EXT4-fs (loop1): mounting ext3 file system using the ext4 subsystem [ 110.426301][ T2641] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 110.459155][ T2647] EXT4-fs (loop1): 1 truncate cleaned up [ 110.466665][ T2642] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 110.479073][ T2649] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 110.611375][ T2665] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 110.664665][ T2670] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 110.768738][ T2669] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 110.837630][ T2670] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.404: Allocating blocks 497-513 which overlap fs metadata [ 110.851638][ T2670] EXT4-fs (loop4): pa ffff88812ee4f2a0: logic 128, phys. 385, len 8 [ 110.859662][ T2670] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 110.884222][ T2670] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 110.886084][ T2665] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.403: Allocating blocks 497-513 which overlap fs metadata [ 110.912744][ T2674] EXT4-fs (loop1): Ignoring removed oldalloc option [ 110.918818][ T2669] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.405: Allocating blocks 497-513 which overlap fs metadata [ 110.919633][ T2665] EXT4-fs (loop5): pa ffff88812ee20540: logic 128, phys. 385, len 8 [ 110.941153][ T2665] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 110.943567][ T2669] EXT4-fs (loop2): pa ffff8881210c3738: logic 128, phys. 385, len 8 [ 110.951241][ T2674] EXT4-fs (loop1): mounting ext3 file system using the ext4 subsystem [ 110.959160][ T2669] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 110.980433][ T2682] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 111.003097][ T2674] EXT4-fs (loop1): 1 truncate cleaned up [ 111.025044][ T2665] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 111.084065][ T2689] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 111.103957][ T2682] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.406: Allocating blocks 497-513 which overlap fs metadata [ 111.118347][ T2682] EXT4-fs (loop6): pa ffff88812eed9690: logic 128, phys. 385, len 8 [ 111.126331][ T2682] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 111.164356][ T2682] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 111.186451][ T2694] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 111.202981][ T2689] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.408: Allocating blocks 497-513 which overlap fs metadata [ 111.217378][ T2689] EXT4-fs (loop4): pa ffff88812eece1f8: logic 128, phys. 385, len 8 [ 111.225478][ T2689] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 111.241894][ T2699] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 111.256999][ T2689] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 111.436273][ T2702] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 111.445132][ T2694] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.409: Allocating blocks 497-513 which overlap fs metadata [ 111.450707][ T2699] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.410: Allocating blocks 497-513 which overlap fs metadata [ 111.462488][ T2694] EXT4-fs (loop2): pa ffff88812ef2f930: logic 128, phys. 385, len 8 [ 111.476674][ T2699] EXT4-fs (loop5): pa ffff88812ee961f8: logic 128, phys. 385, len 8 [ 111.483885][ T2694] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 111.501964][ T2699] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 111.503216][ T2694] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 111.531287][ T2699] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 111.541502][ T2709] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 111.609689][ T2711] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 111.714929][ T2709] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.412: Allocating blocks 497-513 which overlap fs metadata [ 111.719844][ T2702] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.411: Allocating blocks 497-513 which overlap fs metadata [ 111.729100][ T2709] EXT4-fs (loop6): pa ffff88811a76e930: logic 128, phys. 385, len 8 [ 111.747802][ T2711] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.413: Allocating blocks 497-513 which overlap fs metadata [ 111.750690][ T2709] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 111.753930][ T2702] EXT4-fs (loop1): pa ffff88812116e540: logic 128, phys. 385, len 8 [ 111.767174][ T2711] EXT4-fs (loop4): pa ffff88812116ea80: logic 128, phys. 385, len 8 [ 111.774506][ T2702] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, [ 111.782468][ T2711] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 111.809074][ T2702] free 0, pa_free 1 [ 111.827664][ T2724] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 111.855764][ T2701] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 111.870153][ T2722] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 111.996247][ T2722] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.414: Allocating blocks 497-513 which overlap fs metadata [ 112.000557][ T2724] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.415: Allocating blocks 497-513 which overlap fs metadata [ 112.010565][ T2722] EXT4-fs (loop2): pa ffff88812eca49d8: logic 128, phys. 385, len 8 [ 112.029478][ T2724] EXT4-fs (loop5): pa ffff88812ec94498: logic 128, phys. 385, len 8 [ 112.031933][ T2722] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, [ 112.039829][ T2724] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 112.057183][ T2724] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 112.058342][ T2722] free 0, pa_free 1 [ 112.084771][ T2731] EXT4-fs (loop6): Ignoring removed oldalloc option [ 112.084848][ T2737] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 112.103593][ T2731] EXT4-fs (loop6): mounting ext3 file system using the ext4 subsystem [ 112.105874][ T2722] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 112.115736][ T2731] EXT4-fs (loop6): 1 truncate cleaned up [ 112.133604][ T2739] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 112.255684][ T2737] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.417: Allocating blocks 497-513 which overlap fs metadata [ 112.268892][ T2739] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.418: Allocating blocks 497-513 which overlap fs metadata [ 112.269953][ T2737] EXT4-fs (loop4): pa ffff88812ecfa000: logic 128, phys. 385, len 8 [ 112.291178][ T2737] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 112.293744][ T2739] EXT4-fs (loop1): pa ffff88812ecfa5e8: logic 128, phys. 385, len 8 [ 112.309311][ T2739] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 112.325911][ T2737] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 112.341378][ T2739] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 112.529384][ T2750] EXT4-fs (loop6): Ignoring removed oldalloc option [ 112.529418][ T2753] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 112.564042][ T2750] EXT4-fs (loop6): mounting ext3 file system using the ext4 subsystem [ 112.564616][ T2754] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 112.587676][ T2750] EXT4-fs (loop6): 1 truncate cleaned up [ 112.599121][ T2760] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 112.618657][ T2763] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 112.660862][ T2754] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.420: Allocating blocks 497-513 which overlap fs metadata [ 112.679645][ T2753] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.419: Allocating blocks 497-513 which overlap fs metadata [ 112.681808][ T2754] EXT4-fs (loop2): pa ffff8881212c8bd0: logic 128, phys. 385, len 8 [ 112.701501][ T2754] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 112.713396][ T2753] EXT4-fs (loop5): pa ffff8881213332a0: logic 128, phys. 385, len 8 [ 112.721498][ T2753] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 112.750275][ T2763] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.423: Allocating blocks 497-513 which overlap fs metadata [ 112.764394][ T2763] EXT4-fs (loop1): pa ffff8881212c8150: logic 128, phys. 385, len 8 [ 112.765068][ T2760] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.422: Allocating blocks 497-513 which overlap fs metadata [ 112.772418][ T2763] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 112.795581][ T2754] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 112.811060][ T2760] EXT4-fs (loop4): pa ffff88812ecc7000: logic 128, phys. 385, len 8 [ 112.819107][ T2760] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 112.825910][ T2753] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. 2025/12/19 12:20:52 executed programs: 417 [ 112.862005][ T2763] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 112.897136][ T2778] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 113.152993][ T2780] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 113.158237][ T2783] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 113.193203][ T2784] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 113.206040][ T2789] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 113.223272][ T2783] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.425: Allocating blocks 497-513 which overlap fs metadata [ 113.237615][ T2783] EXT4-fs (loop5): pa ffff88812ecc6498: logic 128, phys. 385, len 8 [ 113.245645][ T2783] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 113.258240][ T2796] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 113.288738][ T2780] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.424: Allocating blocks 497-513 which overlap fs metadata [ 113.294620][ T2789] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.428: Allocating blocks 497-513 which overlap fs metadata [ 113.302779][ T2780] EXT4-fs (loop6): pa ffff88812ec97888: logic 128, phys. 385, len 8 [ 113.324386][ T2780] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 113.324846][ T2784] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.427: Allocating blocks 497-513 which overlap fs metadata [ 113.335386][ T2789] EXT4-fs (loop4): pa ffff88812ecc6000: logic 128, phys. 385, len 8 [ 113.356123][ T2789] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 113.379090][ T2784] EXT4-fs (loop1): pa ffff88812ecc6888: logic 128, phys. 385, len 8 [ 113.380069][ T2783] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 113.387115][ T2784] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 113.436854][ T2780] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 113.443293][ T2796] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.426: Allocating blocks 497-513 which overlap fs metadata [ 113.467409][ T9] EXT4-fs (loop6): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 113.480774][ T9] EXT4-fs (loop6): This should not happen!! Data will be lost [ 113.480774][ T9] [ 113.490785][ T2796] EXT4-fs (loop2): pa ffff88812ec97150: logic 128, phys. 385, len 8 [ 113.493416][ T2782] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 15: block 369: [ 113.498808][ T2796] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, [ 113.498824][ T2782] freeing already freed block (bit 23); block bitmap corrupt. [ 113.508099][ T2796] free 0, pa_free 1 [ 113.509416][ T9] EXT4-fs (loop6): Total free blocks count 0 [ 113.536075][ T9] EXT4-fs (loop6): Free/Dirty block details [ 113.544545][ T9] EXT4-fs (loop6): free_blocks=32 [ 113.552580][ T9] EXT4-fs (loop6): dirty_blocks=0 [ 113.557618][ T9] EXT4-fs (loop6): Block reservation details [ 113.563794][ T9] EXT4-fs (loop6): i_reserved_data_blocks=0 [ 114.034390][ T2812] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 114.087596][ T2817] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 114.088478][ T2813] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 114.104667][ T2814] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 114.148218][ T2824] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 114.160883][ T2812] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.431: Allocating blocks 497-513 which overlap fs metadata [ 114.175147][ T2812] EXT4-fs (loop1): pa ffff88812ec1bd20: logic 128, phys. 385, len 8 [ 114.182027][ T2817] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.433: Allocating blocks 497-513 which overlap fs metadata [ 114.183172][ T2812] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 114.207441][ T2814] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.432: Allocating blocks 497-513 which overlap fs metadata [ 114.228869][ T2814] EXT4-fs (loop4): pa ffff8881101f7000: logic 128, phys. 385, len 8 [ 114.236882][ T2814] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 114.253213][ T2817] EXT4-fs (loop2): pa ffff8881101f7a80: logic 128, phys. 385, len 8 [ 114.261312][ T2817] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 114.271759][ T311] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm kworker/u4:3: Allocating blocks 497-513 which overlap fs metadata [ 114.296186][ T311] EXT4-fs warning (device loop5): ext4_convert_unwritten_extents:4869: inode #18: block 72: len 4: ext4_ext_map_blocks returned -117 [ 114.310124][ T311] EXT4-fs (loop5): failed to convert unwritten extents to written extents -- potential data loss! (inode 18, error -117) [ 114.316442][ T2824] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.430: Allocating blocks 497-513 which overlap fs metadata [ 114.322971][ T311] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm kworker/u4:3: Allocating blocks 497-513 which overlap fs metadata [ 114.338086][ T24] audit: type=1400 audit(1766146854.070:121): avc: denied { read } for pid=76 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 [ 114.358981][ T2824] EXT4-fs (loop6): pa ffff8881213f32a0: logic 128, phys. 385, len 8 [ 114.379586][ T24] audit: type=1400 audit(1766146854.070:122): avc: denied { search } for pid=76 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 114.380456][ T2824] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 114.401895][ T24] audit: type=1400 audit(1766146854.070:123): avc: denied { write } for pid=76 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 114.419356][ T311] EXT4-fs warning (device loop5): ext4_convert_unwritten_extents:4869: inode #18: block 76: len 4: ext4_ext_map_blocks returned -117 [ 114.433111][ T24] audit: type=1400 audit(1766146854.070:124): avc: denied { add_name } for pid=76 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 114.453870][ T2837] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 114.467030][ T24] audit: type=1400 audit(1766146854.070:125): avc: denied { create } for pid=76 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 114.502010][ T24] audit: type=1400 audit(1766146854.070:126): avc: denied { append open } for pid=76 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 114.524959][ T2809] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 114.540208][ T24] audit: type=1400 audit(1766146854.070:127): avc: denied { getattr } for pid=76 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 114.541058][ T311] EXT4-fs (loop5): failed to convert unwritten extents to written extents -- potential data loss! (inode 18, error -117) [ 114.580508][ T9] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 114.598494][ T9] EXT4-fs (loop2): This should not happen!! Data will be lost [ 114.598494][ T9] [ 114.599305][ T2823] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 114.608780][ T9] EXT4-fs (loop2): Total free blocks count 0 [ 114.629023][ T9] EXT4-fs (loop2): Free/Dirty block details [ 114.635059][ T9] EXT4-fs (loop2): free_blocks=32 [ 114.640212][ T9] EXT4-fs (loop2): dirty_blocks=0 [ 114.645225][ T9] EXT4-fs (loop2): Block reservation details [ 114.651273][ T9] EXT4-fs (loop2): i_reserved_data_blocks=0 [ 115.137545][ T2842] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 115.149821][ T2846] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 115.169293][ T2850] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 115.231719][ T2848] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 115.266924][ T2852] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 115.283029][ T2846] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.434: Allocating blocks 497-513 which overlap fs metadata [ 115.297370][ T2846] EXT4-fs (loop1): pa ffff8881213f3150: logic 128, phys. 385, len 8 [ 115.305403][ T2846] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 115.313407][ T2848] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.438: Allocating blocks 497-513 which overlap fs metadata [ 115.319611][ T2850] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.436: Allocating blocks 497-513 which overlap fs metadata [ 115.349915][ T2850] EXT4-fs (loop2): pa ffff8881213f31f8: logic 128, phys. 385, len 8 [ 115.355579][ T2842] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.435: Allocating blocks 497-513 which overlap fs metadata [ 115.357914][ T2850] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 115.372556][ T2848] EXT4-fs (loop5): pa ffff88812efbe498: logic 128, phys. 385, len 8 [ 115.389383][ T2852] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.437: Allocating blocks 497-513 which overlap fs metadata [ 115.389631][ T2848] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 115.437177][ T2852] EXT4-fs (loop6): pa ffff88812efbea80: logic 128, phys. 385, len 8 [ 115.445259][ T2852] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 115.456216][ T2842] EXT4-fs (loop4): pa ffff88812edf13f0: logic 128, phys. 385, len 8 [ 115.458576][ T2846] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 115.464749][ T2842] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 115.503139][ T2849] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 115.524845][ T2852] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 115.546764][ T2841] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 116.087122][ T2872] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 116.119978][ T2881] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 116.123392][ T2878] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 116.132356][ T2880] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 116.148212][ T2874] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 116.185351][ T2872] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.440: Allocating blocks 497-513 which overlap fs metadata [ 116.202690][ T2872] EXT4-fs (loop5): pa ffff88812edf05e8: logic 128, phys. 385, len 8 [ 116.210828][ T2872] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 116.230092][ T2881] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.442: Allocating blocks 497-513 which overlap fs metadata [ 116.244240][ T2881] EXT4-fs (loop6): pa ffff88812edf0b28: logic 128, phys. 385, len 8 [ 116.252281][ T2881] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 116.254600][ T2878] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.443: Allocating blocks 497-513 which overlap fs metadata [ 116.277373][ T2878] EXT4-fs (loop4): pa ffff88812ec37dc8: logic 128, phys. 385, len 8 [ 116.284386][ T2880] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.439: Allocating blocks 497-513 which overlap fs metadata [ 116.285506][ T2878] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 116.322184][ T2874] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.441: Allocating blocks 497-513 which overlap fs metadata [ 116.337366][ T2880] EXT4-fs (loop1): pa ffff88812efbed20: logic 128, phys. 385, len 8 [ 116.345480][ T2880] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 116.349387][ T2872] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 116.355772][ T2874] EXT4-fs (loop2): pa ffff88812ec37b28: logic 128, phys. 385, len 8 [ 116.377916][ T2874] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 116.378666][ T2881] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 116.403727][ T425] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 116.418243][ T425] EXT4-fs (loop5): This should not happen!! Data will be lost [ 116.418243][ T425] [ 116.440856][ T425] EXT4-fs (loop5): Total free blocks count 0 [ 116.448679][ T2878] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 116.462023][ T425] EXT4-fs (loop5): Free/Dirty block details [ 116.463610][ T2879] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 116.471394][ T425] EXT4-fs (loop5): free_blocks=32 [ 116.490216][ T425] EXT4-fs (loop5): dirty_blocks=0 [ 116.495582][ T425] EXT4-fs (loop5): Block reservation details [ 116.501735][ T425] EXT4-fs (loop5): i_reserved_data_blocks=0 [ 116.837292][ T2903] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 116.904647][ T2910] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 116.907840][ T2909] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 116.959547][ T2911] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 117.014816][ T2903] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.445: Allocating blocks 497-513 which overlap fs metadata [ 117.023771][ T2912] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 117.040560][ T2909] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.446: Allocating blocks 497-513 which overlap fs metadata [ 117.041880][ T2911] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.444: Allocating blocks 497-513 which overlap fs metadata [ 117.055803][ T2903] EXT4-fs (loop6): pa ffff88811037c5e8: logic 128, phys. 385, len 8 [ 117.075128][ T2910] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.447: Allocating blocks 497-513 which overlap fs metadata [ 117.076512][ T2903] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 117.091073][ T2909] EXT4-fs (loop2): pa ffff88811a6203f0: logic 128, phys. 385, len 8 [ 117.108150][ T2909] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 117.120398][ T2912] EXT4-fs mount: 144 callbacks suppressed [ 117.120436][ T2912] 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 [ 117.142503][ T2910] EXT4-fs (loop4): pa ffff88811037c738: logic 128, phys. 385, len 8 [ 117.153579][ T2911] EXT4-fs (loop5): pa ffff88811a620e70: logic 128, phys. 385, len 8 [ 117.159833][ T2910] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 117.167787][ T2911] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 117.205153][ T2902] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 117.224898][ T2926] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 117.250378][ T2912] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.448: Allocating blocks 497-513 which overlap fs metadata [ 117.271088][ T2912] EXT4-fs (loop1): pa ffff888121109a80: logic 128, phys. 385, len 8 [ 117.271295][ T2930] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369: [ 117.279130][ T2912] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 117.288436][ T2930] freeing already freed block (bit 23); block bitmap corrupt. [ 117.306732][ T7] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 117.321375][ T7] EXT4-fs (loop4): This should not happen!! Data will be lost [ 117.321375][ T7] [ 117.331109][ T7] EXT4-fs (loop4): Total free blocks count 0 [ 117.337577][ T7] EXT4-fs (loop4): Free/Dirty block details [ 117.343680][ T7] EXT4-fs (loop4): free_blocks=32 [ 117.346968][ T2912] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 117.349008][ T7] EXT4-fs (loop4): dirty_blocks=0 [ 117.374349][ T7] EXT4-fs (loop4): Block reservation details [ 117.380691][ T7] EXT4-fs (loop4): i_reserved_data_blocks=0 [ 117.532558][ T2935] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 117.559160][ T2935] 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 [ 117.625832][ T2944] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 117.649370][ T2944] 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 [ 117.678889][ T2939] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 117.685706][ T2937] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 117.696358][ T2942] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 117.714006][ T2935] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.450: Allocating blocks 497-513 which overlap fs metadata [ 117.737827][ T2939] 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 [ 117.753166][ T2935] EXT4-fs (loop2): pa ffff8881213f2dc8: logic 128, phys. 385, len 8 [ 117.771474][ T2935] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 117.790229][ T2944] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.452: Allocating blocks 497-513 which overlap fs metadata [ 117.804478][ T2944] EXT4-fs (loop5): pa ffff88812edc90a8: logic 128, phys. 385, len 8 [ 117.812575][ T2944] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 117.823385][ T2942] EXT4-fs (loop4): 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 [ 117.823824][ T2937] 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 [ 117.891347][ T2942] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.451: Allocating blocks 497-513 which overlap fs metadata [ 117.906133][ T2942] EXT4-fs (loop4): pa ffff88812edc9bd0: logic 128, phys. 385, len 8 [ 117.911088][ T2939] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.453: Allocating blocks 497-513 which overlap fs metadata [ 117.914230][ T2942] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 117.948999][ T2939] EXT4-fs (loop1): pa ffff88812128bd20: logic 128, phys. 385, len 8 [ 117.957050][ T2939] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 117.966226][ T2942] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. 2025/12/19 12:20:57 executed programs: 447 [ 117.987393][ T2963] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 118.004767][ T24] audit: type=1400 audit(1766146857.730:128): avc: denied { write } for pid=275 comm="syz-execprog" path="pipe:[13136]" dev="pipefs" ino=13136 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 118.026416][ T2937] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.449: Allocating blocks 497-513 which overlap fs metadata [ 118.042230][ T2937] EXT4-fs (loop6): pa ffff88811a554e70: logic 128, phys. 385, len 8 [ 118.050529][ T2937] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 118.073926][ T2937] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 118.305167][ T2965] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 118.319896][ T2965] 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 [ 118.352867][ T2970] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 118.369159][ T2970] EXT4-fs (loop4): 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 [ 118.395561][ T2968] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 118.407914][ T2972] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 118.419129][ T2968] 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 [ 118.449432][ T2972] 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 [ 118.485330][ T2979] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 118.513755][ T2970] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.456: Allocating blocks 497-513 which overlap fs metadata [ 118.527038][ T2968] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.455: Allocating blocks 497-513 which overlap fs metadata [ 118.534595][ T2972] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.457: Allocating blocks 497-513 which overlap fs metadata [ 118.545240][ T2965] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.454: Allocating blocks 497-513 which overlap fs metadata [ 118.555344][ T2972] EXT4-fs (loop1): pa ffff88811a5542a0: logic 128, phys. 385, len 8 [ 118.576836][ T2972] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 118.587345][ T2968] EXT4-fs (loop5): pa ffff88812eea2000: logic 128, phys. 385, len 8 [ 118.588265][ T2970] EXT4-fs (loop4): pa ffff88811a692c78: logic 128, phys. 385, len 8 [ 118.595374][ T2968] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 118.603334][ T2970] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 118.655795][ T2965] EXT4-fs (loop2): pa ffff88812eea2738: logic 128, phys. 385, len 8 [ 118.658001][ T2972] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, [ 118.663884][ T2965] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 118.681547][ T2972] inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 118.684340][ T2968] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 118.734121][ T2979] 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 [ 118.736116][ T2970] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 119.123995][ T2979] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.458: Allocating blocks 497-513 which overlap fs metadata [ 119.138028][ T2979] EXT4-fs (loop6): pa ffff88811a692540: logic 128, phys. 385, len 8 [ 119.139696][ T3001] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 119.146184][ T2979] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 119.159691][ T2994] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 119.182233][ T3001] EXT4-fs (loop4): 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 [ 119.185070][ T2979] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 119.209718][ T2994] 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 [ 119.268833][ T3000] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 119.274695][ T2999] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 119.299354][ T3000] 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 [ 119.299614][ T2999] 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 [ 119.373882][ T3001] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.461: Allocating blocks 497-513 which overlap fs metadata [ 119.381838][ T2994] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.459: Allocating blocks 497-513 which overlap fs metadata [ 119.388184][ T3001] EXT4-fs (loop4): pa ffff888121052888: logic 128, phys. 385, len 8 [ 119.409886][ T3001] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 119.421196][ T3015] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 119.435602][ T2994] EXT4-fs (loop5): pa ffff88812efc9690: logic 128, phys. 385, len 8 [ 119.443678][ T2994] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 119.460849][ T3000] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.462: Allocating blocks 497-513 which overlap fs metadata [ 119.477382][ T3000] EXT4-fs (loop2): pa ffff88812ecc72a0: logic 128, phys. 385, len 8 [ 119.478791][ T2999] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.460: Allocating blocks 497-513 which overlap fs metadata [ 119.485432][ T3000] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 119.500632][ T3001] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 119.514460][ T2999] EXT4-fs (loop1): pa ffff8881213ef2a0: logic 128, phys. 385, len 8 [ 119.524354][ T3015] 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 [ 119.531737][ T2999] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 119.569336][ T3018] EXT4-fs error (device loop5): ext4_free_blocks:5685: comm syz.5.459: Freeing blocks not in datazone - block = 0, count = 16 [ 119.583769][ T3018] EXT4-fs (loop5): pa ffff8881210c3b28: logic 1, phys. 321, len 4 [ 119.591650][ T3018] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 3, pa_free 2 [ 119.597649][ T3015] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.463: Allocating blocks 497-513 which overlap fs metadata [ 119.614589][ T3018] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 119.616824][ T3015] EXT4-fs (loop6): pa ffff8881210c37e0: logic 128, phys. 385, len 8 [ 119.638326][ T3015] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 119.652901][ T2999] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 119.676242][ T3015] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 119.677692][ T3000] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 119.713301][ T425] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 119.726496][ T425] EXT4-fs (loop5): This should not happen!! Data will be lost [ 119.726496][ T425] [ 119.736277][ T425] EXT4-fs (loop5): Total free blocks count 0 [ 119.742315][ T425] EXT4-fs (loop5): Free/Dirty block details [ 119.748548][ T425] EXT4-fs (loop5): free_blocks=16 [ 119.749237][ T3024] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 119.753584][ T425] EXT4-fs (loop5): dirty_blocks=0 [ 119.753597][ T425] EXT4-fs (loop5): Block reservation details [ 119.776818][ T425] EXT4-fs (loop5): i_reserved_data_blocks=0 [ 119.779412][ T3024] EXT4-fs (loop4): 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 [ 119.784077][ T425] ------------[ cut here ]------------ [ 119.813847][ T425] kernel BUG at fs/ext4/extents.c:2135! [ 119.819528][ T425] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 119.825599][ T425] CPU: 1 PID: 425 Comm: kworker/u4:5 Not tainted syzkaller #0 [ 119.833143][ T425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 119.843193][ T425] Workqueue: ext4-rsv-conversion ext4_end_io_rsv_work [ 119.850288][ T425] RIP: 0010:ext4_ext_insert_extent+0x44fa/0x4530 [ 119.856593][ T425] Code: ff ff 89 d9 80 e1 07 fe c1 38 c1 0f 8c 01 e9 ff ff 48 89 df e8 57 e2 d4 ff e9 f4 e8 ff ff e8 ed f3 9a ff 0f 0b e8 e6 f3 9a ff <0f> 0b e8 df f3 9a ff 0f 0b 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 43 [ 119.876180][ T425] RSP: 0018:ffffc90001177500 EFLAGS: 00010293 [ 119.882243][ T425] RAX: ffffffff81c8b09a RBX: ffff8881115e9400 RCX: ffff888112864f00 [ 119.890193][ T425] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 119.898144][ T425] RBP: ffffc900011776b0 R08: dffffc0000000000 R09: ffffed102204ffa5 [ 119.906101][ T425] R10: ffffed102204ffa5 R11: 1ffff1102204ffa4 R12: 0000000000000000 [ 119.914084][ T425] R13: 1ffff11025e3cee8 R14: ffff8881115e9460 R15: 0000000000000000 [ 119.922033][ T425] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 119.930937][ T425] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.937503][ T425] CR2: 00007f37f336e867 CR3: 000000010d2e0000 CR4: 00000000003506a0 [ 119.945461][ T425] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 119.953415][ T425] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 119.961364][ T425] Call Trace: [ 119.964635][ T425] ? __read_extent_tree_block+0x1e8/0x790 [ 119.970330][ T425] ? memcpy+0x56/0x70 [ 119.974293][ T425] ? ext4_ext_next_allocated_block+0x2e0/0x2e0 [ 119.980429][ T425] ? get_implied_cluster_alloc+0x526/0x940 [ 119.986214][ T425] ext4_ext_map_blocks+0x17b5/0x5d80 [ 119.991512][ T425] ? arch_stack_walk+0x108/0x140 [ 119.996533][ T425] ? ret_from_fork+0x1f/0x30 [ 120.001112][ T425] ? stack_trace_snprint+0xf0/0xf0 [ 120.006200][ T425] ? worker_thread+0xa6a/0x13b0 [ 120.011027][ T425] ? ext4_ext_release+0x10/0x10 [ 120.015856][ T425] ? ext4_es_lookup_extent+0x54c/0x900 [ 120.021292][ T425] ext4_map_blocks+0x978/0x1bc0 [ 120.026125][ T425] ? ext4_issue_zeroout+0x1a0/0x1a0 [ 120.031303][ T425] ? __kasan_check_read+0x11/0x20 [ 120.036305][ T425] ? __ext4_journal_start_sb+0x2e2/0x490 [ 120.041912][ T425] ext4_convert_unwritten_extents+0x21c/0x3f0 [ 120.047953][ T425] ? trace_ext4_fallocate_exit+0x140/0x140 [ 120.053822][ T425] ? __kasan_check_write+0x14/0x20 [ 120.058909][ T425] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 120.064360][ T425] ? _raw_spin_lock+0xe0/0xe0 [ 120.069015][ T425] ext4_convert_unwritten_io_end_vec+0x103/0x180 [ 120.075321][ T425] ext4_end_io_rsv_work+0x2b9/0x600 [ 120.080496][ T425] ? __kasan_check_write+0x14/0x20 [ 120.085591][ T425] ? ext4_last_io_end_vec+0x70/0x70 [ 120.090766][ T425] ? read_word_at_a_time+0x12/0x20 [ 120.095939][ T425] ? strscpy+0x9b/0x290 [ 120.100071][ T425] process_one_work+0x6e1/0xba0 [ 120.104907][ T425] worker_thread+0xa6a/0x13b0 [ 120.109559][ T425] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 120.115088][ T425] ? __kasan_check_read+0x11/0x20 [ 120.120128][ T425] kthread+0x346/0x3d0 [ 120.124174][ T425] ? worker_clr_flags+0x190/0x190 [ 120.129180][ T425] ? kthread_blkcg+0xd0/0xd0 [ 120.133839][ T425] ret_from_fork+0x1f/0x30 [ 120.138226][ T425] Modules linked in: [ 120.142585][ T425] ---[ end trace 4c9d1baebaa3481d ]--- [ 120.148403][ T425] RIP: 0010:ext4_ext_insert_extent+0x44fa/0x4530 [ 120.154856][ T425] Code: ff ff 89 d9 80 e1 07 fe c1 38 c1 0f 8c 01 e9 ff ff 48 89 df e8 57 e2 d4 ff e9 f4 e8 ff ff e8 ed f3 9a ff 0f 0b e8 e6 f3 9a ff <0f> 0b e8 df f3 9a ff 0f 0b 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 43 [ 120.174516][ T425] RSP: 0018:ffffc90001177500 EFLAGS: 00010293 [ 120.180618][ T425] RAX: ffffffff81c8b09a RBX: ffff8881115e9400 RCX: ffff888112864f00 [ 120.188703][ T425] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 120.196706][ T425] RBP: ffffc900011776b0 R08: dffffc0000000000 R09: ffffed102204ffa5 [ 120.204733][ T425] R10: ffffed102204ffa5 R11: 1ffff1102204ffa4 R12: 0000000000000000 [ 120.212778][ T425] R13: 1ffff11025e3cee8 R14: ffff8881115e9460 R15: 0000000000000000 [ 120.220956][ T425] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 120.231249][ T425] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 120.237914][ T425] CR2: 00007f37f336e867 CR3: 000000010d0bb000 CR4: 00000000003506a0 [ 120.246199][ T425] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 120.256644][ T425] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 120.264847][ T425] Kernel panic - not syncing: Fatal exception [ 120.270194][ T3024] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.464: Allocating blocks 497-513 which overlap fs metadata [ 120.285024][ T425] Kernel Offset: disabled [ 120.289342][ T425] Rebooting in 86400 seconds..