free 0, pa_free 1 [ 312.579745][ T9892] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 312.587371][ T9899] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1689: Allocating blocks 497-513 which overlap fs metadata [ 312.608416][ T9896] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1688: Allocating blocks 497-513 which overlap fs metadata [ 312.608709][ T9896] EXT4-fs (loop6): pa ffff88810ce731f8: logic 128, phys. 385, len 8 [ 312.626517][ T9899] EXT4-fs (loop1): pa ffff888130833690: logic 128, phys. 385, len 8 [ 312.630996][ T9896] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 312.638979][ T9899] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 312.686232][ T9896] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 312.694865][ T9898] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 312.717253][ T9919] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 312.736983][ T478] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 312.753786][ T478] EXT4-fs (loop1): This should not happen!! Data will be lost [ 312.753786][ T478] [ 312.763630][ T478] EXT4-fs (loop1): Total free blocks count 0 [ 312.769669][ T478] EXT4-fs (loop1): Free/Dirty block details [ 312.775762][ T478] EXT4-fs (loop1): free_blocks=32 [ 312.780990][ T478] EXT4-fs (loop1): dirty_blocks=0 [ 312.786054][ T478] EXT4-fs (loop1): Block reservation details [ 312.792318][ T478] EXT4-fs (loop1): i_reserved_data_blocks=0 [ 312.981734][ T9923] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 313.001629][ T9923] 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 [ 313.058517][ T9925] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 313.065290][ T9929] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 313.091555][ T9925] EXT4-fs (loop3): 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 [ 313.091960][ T9929] 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 [ 313.146059][ T9931] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 313.150436][ T9937] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 313.178497][ T9925] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1692: Allocating blocks 497-513 which overlap fs metadata [ 313.178693][ T9929] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1693: Allocating blocks 497-513 which overlap fs metadata [ 313.205086][ T9923] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1691: Allocating blocks 497-513 which overlap fs metadata [ 313.216439][ T9929] EXT4-fs (loop6): pa ffff88811c635e70: logic 128, phys. 385, len 8 [ 313.228830][ T9929] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 313.242868][ T9925] EXT4-fs (loop3): pa ffff88810ce73498: logic 128, phys. 385, len 8 [ 313.251206][ T9925] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 313.262181][ T9944] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 313.286951][ T9923] EXT4-fs (loop5): pa ffff888130aaa150: logic 128, phys. 385, len 8 [ 313.288199][ T9931] 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 [ 313.296606][ T9923] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 313.334648][ T9937] 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 [ 313.374441][ T9925] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 313.382764][ T9922] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 313.399221][ T9931] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1695: Allocating blocks 497-513 which overlap fs metadata [ 313.424082][ T9931] EXT4-fs (loop1): pa ffff888125bed690: logic 128, phys. 385, len 8 [ 313.432368][ T9931] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 313.456910][ T9937] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1694: Allocating blocks 497-513 which overlap fs metadata [ 313.472789][ T9937] EXT4-fs (loop4): pa ffff8881308331f8: logic 128, phys. 385, len 8 [ 313.481139][ T9937] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 313.513048][ T9931] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 313.529308][ T9937] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 313.889146][ T9952] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 313.901391][ T9956] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 313.916953][ T9952] 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 [ 313.944470][ T9956] EXT4-fs (loop3): 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 [ 313.981202][ T9961] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 313.993589][ T9962] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 314.008686][ T9956] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1698: Allocating blocks 497-513 which overlap fs metadata [ 314.015597][ T9962] 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 [ 314.032051][ T9952] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1696: Allocating blocks 497-513 which overlap fs metadata [ 314.049711][ T9956] EXT4-fs (loop3): pa ffff8881259f8498: logic 128, phys. 385, len 8 [ 314.071930][ T9956] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 314.083488][ T9952] EXT4-fs (loop6): pa ffff888125bed5e8: logic 128, phys. 385, len 8 [ 314.091678][ T9952] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 314.106570][ T9963] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 314.124049][ T9962] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1699: Allocating blocks 497-513 which overlap fs metadata [ 314.130295][ T9961] 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 [ 314.170073][ T9962] EXT4-fs (loop1): pa ffff888125beddc8: logic 128, phys. 385, len 8 [ 314.178378][ T9962] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 314.201509][ T9963] 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 [ 314.201638][ T9956] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 314.234353][ T9961] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1700: Allocating blocks 497-513 which overlap fs metadata [ 314.264755][ T9963] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1697: Allocating blocks 497-513 which overlap fs metadata [ 314.280354][ T9961] EXT4-fs (loop4): pa ffff88811c52f888: logic 128, phys. 385, len 8 [ 314.287932][ T9963] EXT4-fs (loop5): pa ffff888125865738: logic 128, phys. 385, len 8 [ 314.288561][ T9961] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, [ 314.296759][ T9963] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 314.315499][ T9961] free 0, pa_free 1 [ 314.319763][ T9958] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 314.345110][ T9963] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 314.622879][ T9984] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 314.651819][ T9984] EXT4-fs (loop3): 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 [ 314.691919][ T9982] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 314.703065][ T9988] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 314.716137][ T9984] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1702: Allocating blocks 497-513 which overlap fs metadata [ 314.716613][ T9984] EXT4-fs (loop3): pa ffff8881258655e8: logic 128, phys. 385, len 8 [ 314.738340][ T9984] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 314.742831][ T9982] 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 [ 314.764952][ T9993] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 314.779816][ T9990] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 314.801886][ T9988] 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 [ 314.808687][ T9982] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1701: Allocating blocks 497-513 which overlap fs metadata [ 314.855553][ T9988] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1703: Allocating blocks 497-513 which overlap fs metadata [ 314.864016][ T9993] 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 [ 314.876679][ T9988] EXT4-fs (loop1): pa ffff88811c435d20: logic 128, phys. 385, len 8 [ 314.903663][ T9988] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 314.912219][ T9982] EXT4-fs (loop6): pa ffff88811c435c78: logic 128, phys. 385, len 8 [ 314.921955][ T9982] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 314.941995][ T9984] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 314.957519][T10006] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 314.966559][ T9993] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1704: Allocating blocks 497-513 which overlap fs metadata [ 314.976669][ T9990] 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 [ 315.014944][ T9993] EXT4-fs (loop5): pa ffff88811c435a80: logic 128, phys. 385, len 8 [ 315.023300][ T9993] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 315.067580][ T9990] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1705: Allocating blocks 497-513 which overlap fs metadata [ 315.095463][ T9990] EXT4-fs (loop4): pa ffff888130aaa7e0: logic 128, phys. 385, len 8 [ 315.104126][ T9990] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 315.197577][ T9992] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 315.362945][T10013] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 315.378527][T10015] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 315.393263][T10020] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 315.402271][T10013] EXT4-fs (loop3): 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 [ 315.411592][T10020] 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 [ 315.434334][T10015] 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 [ 315.510144][T10021] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 315.531800][T10021] 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 [ 315.595817][T10023] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 315.616598][T10013] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1706: Allocating blocks 497-513 which overlap fs metadata [ 315.617533][T10020] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1708: Allocating blocks 497-513 which overlap fs metadata [ 315.631912][T10013] EXT4-fs (loop3): pa ffff88811c7afdc8: logic 128, phys. 385, len 8 [ 315.654487][T10013] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 315.673845][T10021] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1710: Allocating blocks 497-513 which overlap fs metadata [ 315.673871][T10015] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1707: Allocating blocks 497-513 which overlap fs metadata [ 315.689050][T10021] EXT4-fs (loop4): pa ffff88811c7af2a0: logic 128, phys. 385, len 8 [ 315.706869][T10023] 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 [ 315.710684][T10021] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 315.748874][T10015] EXT4-fs (loop1): pa ffff888130b5aa80: logic 128, phys. 385, len 8 [ 315.757270][T10015] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 315.780029][T10020] EXT4-fs (loop6): pa ffff888130b5a2a0: logic 128, phys. 385, len 8 [ 315.788084][T10020] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 315.806468][T10023] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1709: Allocating blocks 497-513 which overlap fs metadata [ 315.836644][T10012] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 315.852365][T10023] EXT4-fs (loop5): pa ffff88811c7af150: logic 128, phys. 385, len 8 [ 315.860414][T10023] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 315.878753][T10021] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 315.910535][T10040] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 315.927797][T10014] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 315.929710][ T49] EXT4-fs (loop6): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 315.957819][ T49] EXT4-fs (loop6): This should not happen!! Data will be lost [ 315.957819][ T49] [ 315.968092][ T49] EXT4-fs (loop6): Total free blocks count 0 [ 315.975233][ T49] EXT4-fs (loop6): Free/Dirty block details [ 315.982390][ T49] EXT4-fs (loop6): free_blocks=32 [ 315.987457][ T49] EXT4-fs (loop6): dirty_blocks=0 [ 315.992816][ T49] EXT4-fs (loop6): Block reservation details [ 315.998856][ T49] EXT4-fs (loop6): i_reserved_data_blocks=0 [ 316.219245][T10043] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 316.223851][T10050] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 316.241695][T10043] EXT4-fs (loop3): 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 [ 316.276248][T10043] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1711: Allocating blocks 497-513 which overlap fs metadata [ 316.282461][T10050] 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 [ 316.290637][T10043] EXT4-fs (loop3): pa ffff888125a1d0a8: logic 128, phys. 385, len 8 [ 316.325177][T10043] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 316.347585][T10052] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE 2025/12/19 23:56:50 executed programs: 1709 [ 316.351121][T10043] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 316.372346][T10052] 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 [ 316.433323][T10047] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 316.450134][T10049] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 316.477047][T10050] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1715: Allocating blocks 497-513 which overlap fs metadata [ 316.479304][T10052] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1713: Allocating blocks 497-513 which overlap fs metadata [ 316.492036][T10050] EXT4-fs (loop1): pa ffff888125a83d20: logic 128, phys. 385, len 8 [ 316.513378][T10050] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 316.516103][T10052] EXT4-fs (loop6): pa ffff888125a1d498: logic 128, phys. 385, len 8 [ 316.531970][T10052] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 316.552518][T10047] 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 [ 316.558497][T10050] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 316.593628][T10049] 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 [ 316.605490][T10052] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 316.647949][T10047] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1712: Allocating blocks 497-513 which overlap fs metadata [ 316.662991][T10047] EXT4-fs (loop4): pa ffff888125a83000: logic 128, phys. 385, len 8 [ 316.676419][T10047] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 316.702688][T10047] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 316.726388][T10049] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1714: Allocating blocks 497-513 which overlap fs metadata [ 316.741175][T10049] EXT4-fs (loop5): pa ffff888125a83a80: logic 128, phys. 385, len 8 [ 316.749310][T10049] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 316.770374][T10066] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 316.791243][T10066] EXT4-fs (loop3): 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 [ 316.804529][T10049] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 316.882280][T10074] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 316.901326][T10074] 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 [ 316.931177][T10076] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 316.939419][T10066] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1716: Allocating blocks 497-513 which overlap fs metadata [ 316.957918][T10066] EXT4-fs (loop3): pa ffff8881258cdc78: logic 128, phys. 385, len 8 [ 316.960602][T10076] 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 [ 316.966401][T10066] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 317.020881][T10066] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 317.067080][T10083] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 317.101745][T10074] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1717: Allocating blocks 497-513 which overlap fs metadata [ 317.102732][T10076] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1718: Allocating blocks 497-513 which overlap fs metadata [ 317.124336][T10074] EXT4-fs (loop1): pa ffff8881258cd1f8: logic 128, phys. 385, len 8 [ 317.138078][T10074] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 317.141516][T10076] EXT4-fs (loop6): pa ffff8881258cd888: logic 128, phys. 385, len 8 [ 317.149176][T10083] 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 [ 317.156253][T10076] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 317.210461][T10083] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1719: Allocating blocks 497-513 which overlap fs metadata [ 317.217175][T10074] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 317.225716][T10083] EXT4-fs (loop4): pa ffff888125a84150: logic 128, phys. 385, len 8 [ 317.247535][T10083] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 317.258521][T10093] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 317.273283][T10092] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 317.295435][T10092] EXT4-fs (loop3): 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 [ 317.329431][T10075] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 317.336816][T10092] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1721: Allocating blocks 497-513 which overlap fs metadata [ 317.358784][T10092] EXT4-fs (loop3): pa ffff888130a7e498: logic 128, phys. 385, len 8 [ 317.366945][T10092] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 317.369175][T10081] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 317.380861][T10093] 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 [ 317.429602][T10092] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 317.476473][T10093] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1720: Allocating blocks 497-513 which overlap fs metadata [ 317.491130][T10093] EXT4-fs (loop5): pa ffff888125a849d8: logic 128, phys. 385, len 8 [ 317.499127][T10093] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 317.528188][T10093] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 317.627415][T10110] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 317.627903][T10108] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 317.661251][T10108] 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 [ 317.661556][T10110] 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 [ 317.759608][T10114] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 317.786623][T10116] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 317.792050][T10108] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1722: Allocating blocks 497-513 which overlap fs metadata [ 317.811090][T10110] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1724: Allocating blocks 497-513 which overlap fs metadata [ 317.828556][T10124] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 317.841363][T10108] EXT4-fs (loop1): pa ffff888130a7e930: logic 128, phys. 385, len 8 [ 317.842886][T10114] 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 [ 317.849467][T10108] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 317.887230][T10110] EXT4-fs (loop6): pa ffff88811c7052a0: logic 128, phys. 385, len 8 [ 317.895691][T10110] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 317.907974][T10116] EXT4-fs (loop3): 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 [ 317.915957][T10114] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1723: Allocating blocks 497-513 which overlap fs metadata [ 317.935104][T10124] 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 [ 317.975453][T10114] EXT4-fs (loop4): pa ffff88810ffac540: logic 128, phys. 385, len 8 [ 317.983639][T10114] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 317.990425][T10116] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1725: Allocating blocks 497-513 which overlap fs metadata [ 318.018275][T10124] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1726: Allocating blocks 497-513 which overlap fs metadata [ 318.033061][T10124] EXT4-fs (loop5): pa ffff88811c7050a8: logic 128, phys. 385, len 8 [ 318.039342][T10116] EXT4-fs (loop3): pa ffff88810fface70: logic 128, phys. 385, len 8 [ 318.041252][T10124] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 318.049231][T10116] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 318.059288][T10109] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 318.107259][T10108] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 318.129254][T10138] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 318.133982][T10116] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 318.380825][T10140] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 318.401633][T10140] 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 [ 318.461561][T10140] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1727: Allocating blocks 497-513 which overlap fs metadata [ 318.476238][T10140] EXT4-fs (loop6): pa ffff888130933b28: logic 128, phys. 385, len 8 [ 318.484577][T10140] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 318.497944][T10147] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 318.503322][T10145] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 318.512419][T10142] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 318.540438][T10147] 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 [ 318.543719][T10140] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 318.569405][T10145] 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 [ 318.588871][T10142] 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 [ 318.612758][T10153] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 318.659911][T10142] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1728: Allocating blocks 497-513 which overlap fs metadata [ 318.674585][T10142] EXT4-fs (loop4): pa ffff8881309335e8: logic 128, phys. 385, len 8 [ 318.682869][T10142] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 318.697441][T10147] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1730: Allocating blocks 497-513 which overlap fs metadata [ 318.702587][T10145] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1729: Allocating blocks 497-513 which overlap fs metadata [ 318.714137][T10147] EXT4-fs (loop5): pa ffff888130a2e498: logic 128, phys. 385, len 8 [ 318.727190][T10145] EXT4-fs (loop1): pa ffff888130933150: logic 128, phys. 385, len 8 [ 318.734048][T10147] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, [ 318.742009][T10145] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 318.761027][T10147] free 0, pa_free 1 [ 318.791376][T10165] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 318.808586][T10142] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 318.828145][T10153] EXT4-fs (loop3): 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 [ 318.849605][T10164] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 318.868875][ T7] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 318.894076][ T7] EXT4-fs (loop4): This should not happen!! Data will be lost [ 318.894076][ T7] [ 318.895388][T10147] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 318.910005][ T7] EXT4-fs (loop4): Total free blocks count 0 [ 318.925360][ T7] EXT4-fs (loop4): Free/Dirty block details [ 318.927860][T10164] 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 [ 318.931652][ T7] EXT4-fs (loop4): free_blocks=32 [ 318.963131][ T7] EXT4-fs (loop4): dirty_blocks=0 [ 318.968728][ T7] EXT4-fs (loop4): Block reservation details [ 318.976447][ T7] EXT4-fs (loop4): i_reserved_data_blocks=0 [ 318.983373][T10153] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1731: Allocating blocks 497-513 which overlap fs metadata [ 318.997715][T10153] EXT4-fs (loop3): pa ffff888130a2e7e0: logic 128, phys. 385, len 8 [ 319.005765][T10153] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 319.025670][T10164] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1732: Allocating blocks 497-513 which overlap fs metadata [ 319.057327][T10164] EXT4-fs (loop6): pa ffff88813083f9d8: logic 128, phys. 385, len 8 [ 319.065722][T10164] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 319.083180][T10153] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 319.112572][T10164] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 319.131084][T10176] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 319.152954][T10176] 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 [ 319.218188][T10176] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1735: Allocating blocks 497-513 which overlap fs metadata [ 319.233098][T10176] EXT4-fs (loop5): pa ffff88813083f000: logic 128, phys. 385, len 8 [ 319.241182][T10176] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 319.265893][T10176] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 319.317483][T10174] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 319.332557][T10174] 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 [ 319.441959][T10182] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 319.461659][T10182] 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 [ 319.521932][T10187] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 319.534727][T10174] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1733: Allocating blocks 497-513 which overlap fs metadata [ 319.542455][T10187] EXT4-fs (loop3): 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 [ 319.549126][T10174] EXT4-fs (loop1): pa ffff88811c7515e8: logic 128, phys. 385, len 8 [ 319.582702][T10174] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 319.605684][T10189] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 319.619000][T10197] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 319.632307][T10174] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 319.638856][T10187] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1736: Allocating blocks 497-513 which overlap fs metadata [ 319.663023][T10182] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1734: Allocating blocks 497-513 which overlap fs metadata [ 319.680358][T10187] EXT4-fs (loop3): pa ffff888125bba1f8: logic 128, phys. 385, len 8 [ 319.688402][T10187] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 319.709138][T10189] 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 [ 319.736940][T10197] 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 [ 319.740887][T10182] EXT4-fs (loop4): pa ffff888125bba498: logic 128, phys. 385, len 8 [ 319.770924][T10182] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 319.780654][T10197] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1738: Allocating blocks 497-513 which overlap fs metadata [ 319.809930][T10197] EXT4-fs (loop5): pa ffff88811c6040a8: logic 128, phys. 385, len 8 [ 319.818162][T10197] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 319.834218][T10189] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1737: Allocating blocks 497-513 which overlap fs metadata [ 319.846286][T10187] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 319.849261][T10189] EXT4-fs (loop6): pa ffff888125ad2000: logic 128, phys. 385, len 8 [ 319.871322][T10189] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 319.896695][T10181] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 319.948297][T10189] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 320.354911][T10213] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 320.381624][T10213] 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 [ 320.395797][T10217] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 320.431631][T10217] 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 [ 320.449162][T10222] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 320.481641][T10222] 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 [ 320.508425][T10223] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 320.531625][T10223] 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 [ 320.573265][T10221] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 320.587757][T10223] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1742: Allocating blocks 497-513 which overlap fs metadata [ 320.624809][T10213] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1739: Allocating blocks 497-513 which overlap fs metadata [ 320.632739][T10223] EXT4-fs (loop5): pa ffff88813094e000: logic 128, phys. 385, len 8 [ 320.647092][T10223] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 320.659679][T10222] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1741: Allocating blocks 497-513 which overlap fs metadata [ 320.662198][T10217] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1743: Allocating blocks 497-513 which overlap fs metadata [ 320.674387][T10213] EXT4-fs (loop1): pa ffff88811c6151f8: logic 128, phys. 385, len 8 [ 320.696046][T10213] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 320.706343][T10222] EXT4-fs (loop4): pa ffff88811c615888: logic 128, phys. 385, len 8 [ 320.714395][T10222] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 320.725531][T10217] EXT4-fs (loop6): pa ffff88811c615150: logic 128, phys. 385, len 8 [ 320.733722][T10217] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 320.748616][T10221] EXT4-fs (loop3): 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 [ 320.777309][T10223] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 320.809422][T10221] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1740: Allocating blocks 497-513 which overlap fs metadata [ 320.824326][ T478] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 320.828332][T10222] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 320.837558][ T478] EXT4-fs (loop5): This should not happen!! Data will be lost [ 320.837558][ T478] [ 320.862869][ T478] EXT4-fs (loop5): Total free blocks count 0 [ 320.869384][ T478] EXT4-fs (loop5): Free/Dirty block details [ 320.875647][ T478] EXT4-fs (loop5): free_blocks=32 [ 320.881061][ T478] EXT4-fs (loop5): dirty_blocks=0 [ 320.886112][ T478] EXT4-fs (loop5): Block reservation details [ 320.890703][T10217] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 320.892247][ T478] EXT4-fs (loop5): i_reserved_data_blocks=0 [ 320.909300][T10213] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 320.920419][T10221] EXT4-fs (loop3): pa ffff88813094e690: logic 128, phys. 385, len 8 [ 320.935759][T10221] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 320.946653][ T7] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 320.959234][ T7] EXT4-fs (loop4): This should not happen!! Data will be lost [ 320.959234][ T7] [ 320.970578][ T49] EXT4-fs (loop6): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 320.970862][ T7] EXT4-fs (loop4): Total free blocks count 0 [ 320.986267][ T49] EXT4-fs (loop6): This should not happen!! Data will be lost [ 320.986267][ T49] [ 320.989872][ T7] EXT4-fs (loop4): Free/Dirty block details [ 321.007368][ T49] EXT4-fs (loop6): Total free blocks count 0 [ 321.014523][ T49] EXT4-fs (loop6): Free/Dirty block details [ 321.021072][ T49] EXT4-fs (loop6): free_blocks=32 [ 321.026284][ T49] EXT4-fs (loop6): dirty_blocks=0 [ 321.028861][ T7] EXT4-fs (loop4): free_blocks=32 [ 321.031792][ T49] EXT4-fs (loop6): Block reservation details [ 321.043254][ T7] EXT4-fs (loop4): dirty_blocks=0 [ 321.043970][ T49] EXT4-fs (loop6): i_reserved_data_blocks=0 [ 321.048616][ T7] EXT4-fs (loop4): Block reservation details [ 321.061576][ T7] EXT4-fs (loop4): i_reserved_data_blocks=0 [ 321.066358][T10243] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 321.091556][T10243] 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 [ 321.150620][T10243] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1744: Allocating blocks 497-513 which overlap fs metadata [ 321.165019][T10243] EXT4-fs (loop5): pa ffff888130808a80: logic 128, phys. 385, len 8 [ 321.173148][T10243] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 321.197837][T10243] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 321.352080][T10255] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 321.353920][T10246] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 321.374857][T10250] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 321.389880][T10255] 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 [ 321.391322][T10246] EXT4-fs (loop3): 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 [ 321.445061][T10250] 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 [ 321.450203][T10256] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 321.472852][T10255] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1747: Allocating blocks 497-513 which overlap fs metadata [ 321.502568][T10264] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 321.507621][T10246] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1748: Allocating blocks 497-513 which overlap fs metadata [ 321.536971][T10250] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1746: Allocating blocks 497-513 which overlap fs metadata [ 321.551690][T10255] EXT4-fs (loop6): pa ffff888130808dc8: logic 128, phys. 385, len 8 [ 321.559867][T10255] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 321.570956][T10250] EXT4-fs (loop1): pa ffff88813094ebd0: logic 128, phys. 385, len 8 [ 321.579070][T10250] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 321.591598][T10264] 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 [ 321.601256][T10256] 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 [ 321.629847][T10264] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1749: Allocating blocks 497-513 which overlap fs metadata [ 321.656894][T10246] EXT4-fs (loop3): pa ffff88813088e5e8: logic 128, phys. 385, len 8 [ 321.665264][T10246] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 321.693810][T10250] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 321.699721][T10256] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1745: Allocating blocks 497-513 which overlap fs metadata [ 321.723870][T10256] EXT4-fs (loop4): pa ffff888130b70738: logic 128, phys. 385, len 8 [ 321.732723][T10256] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 2025/12/19 23:56:55 executed programs: 1743 [ 321.743122][T10254] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 321.743572][T10264] EXT4-fs (loop5): pa ffff88811c708c78: logic 128, phys. 385, len 8 [ 321.765926][T10264] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 321.792819][T10245] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 321.804624][T10256] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 321.826687][T10263] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 322.240965][T10281] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 322.247209][T10280] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 322.272144][T10285] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 322.283137][T10281] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1750: Allocating blocks 497-513 which overlap fs metadata [ 322.298608][T10281] EXT4-fs (loop1): pa ffff88813088e150: logic 128, phys. 385, len 8 [ 322.306739][T10281] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 322.315660][T10288] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 322.336561][T10281] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 322.382314][T10290] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 322.403873][T10285] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1753: Allocating blocks 497-513 which overlap fs metadata [ 322.409640][T10280] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1752: Allocating blocks 497-513 which overlap fs metadata [ 322.418386][T10285] EXT4-fs (loop4): pa ffff88811c432e70: logic 128, phys. 385, len 8 [ 322.435732][T10288] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1751: Allocating blocks 497-513 which overlap fs metadata [ 322.440394][T10285] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 322.465039][T10280] EXT4-fs (loop3): pa ffff88811c6045e8: logic 128, phys. 385, len 8 [ 322.465146][T10288] EXT4-fs (loop6): pa ffff88811c604930: logic 128, phys. 385, len 8 [ 322.473198][T10280] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, [ 322.481270][T10288] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 322.489686][T10280] free 0, pa_free 1 [ 322.530984][T10290] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1754: Allocating blocks 497-513 which overlap fs metadata [ 322.549265][T10290] EXT4-fs (loop5): pa ffff88811c604498: logic 128, phys. 385, len 8 [ 322.557509][T10290] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 322.571735][T10285] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 322.574916][T10307] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 322.608479][T10278] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 322.633020][T10302] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 322.676253][T10290] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 322.787594][T10307] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1755: Allocating blocks 497-513 which overlap fs metadata [ 322.801947][T10307] EXT4-fs (loop1): pa ffff88810ce735e8: logic 128, phys. 385, len 8 [ 322.810028][T10307] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 322.834611][T10307] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 322.980899][T10313] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 322.992568][T10317] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 323.025119][T10318] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 323.057856][T10321] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 323.085167][T10313] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1757: Allocating blocks 497-513 which overlap fs metadata [ 323.085581][T10317] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1758: Allocating blocks 497-513 which overlap fs metadata [ 323.113588][T10317] EXT4-fs (loop4): pa ffff88811c4399d8: logic 128, phys. 385, len 8 [ 323.120392][T10313] EXT4-fs (loop6): pa ffff88810ce737e0: logic 128, phys. 385, len 8 [ 323.121768][T10317] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 323.129774][T10313] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 323.181684][T10317] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 323.188033][T10318] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1756: Allocating blocks 497-513 which overlap fs metadata [ 323.243679][T10318] EXT4-fs (loop3): pa ffff88811c439348: logic 128, phys. 385, len 8 [ 323.244621][T10321] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1759: Allocating blocks 497-513 which overlap fs metadata [ 323.251823][T10318] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 323.273434][T10321] EXT4-fs (loop5): pa ffff888130aaa150: logic 128, phys. 385, len 8 [ 323.283772][T10321] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 323.295629][T10312] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 323.329695][T10318] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 323.353446][T10337] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 323.369140][T10339] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 323.381850][ T478] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 323.394413][ T478] EXT4-fs (loop5): This should not happen!! Data will be lost [ 323.394413][ T478] [ 323.404171][ T478] EXT4-fs (loop5): Total free blocks count 0 [ 323.410281][ T478] EXT4-fs (loop5): Free/Dirty block details [ 323.416212][ T478] EXT4-fs (loop5): free_blocks=32 [ 323.421331][ T478] EXT4-fs (loop5): dirty_blocks=0 [ 323.426383][ T478] EXT4-fs (loop5): Block reservation details [ 323.432425][ T478] EXT4-fs (loop5): i_reserved_data_blocks=0 [ 323.450051][T10341] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 323.471870][T10339] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1761: Allocating blocks 497-513 which overlap fs metadata [ 323.486282][T10339] EXT4-fs (loop4): pa ffff88810ce73dc8: logic 128, phys. 385, len 8 [ 323.494399][T10339] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 323.521626][T10339] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 323.600147][T10349] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 323.612759][T10350] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 323.634296][T10341] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1762: Allocating blocks 497-513 which overlap fs metadata [ 323.648690][T10341] EXT4-fs (loop1): pa ffff88811c6359d8: logic 128, phys. 385, len 8 [ 323.656845][T10341] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 323.677170][T10357] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 323.697096][T10341] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 323.739079][T10349] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1764: Allocating blocks 497-513 which overlap fs metadata [ 323.760715][T10349] EXT4-fs (loop3): pa ffff88811c635e70: logic 128, phys. 385, len 8 [ 323.768754][T10350] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1763: Allocating blocks 497-513 which overlap fs metadata [ 323.769038][T10350] EXT4-fs (loop6): pa ffff88811c6351f8: logic 128, phys. 385, len 8 [ 323.782960][T10349] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 323.801549][T10350] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 323.841589][T10357] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1765: Allocating blocks 497-513 which overlap fs metadata [ 323.859690][T10357] EXT4-fs (loop5): pa ffff888125bed9d8: logic 128, phys. 385, len 8 [ 323.867877][T10357] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 323.906448][T10349] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 323.910826][T10350] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 323.936294][ T7] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 323.936382][T10373] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 323.961924][ T7] EXT4-fs (loop3): This should not happen!! Data will be lost [ 323.961924][ T7] [ 323.972197][ T7] EXT4-fs (loop3): Total free blocks count 0 [ 323.978205][ T7] EXT4-fs (loop3): Free/Dirty block details [ 323.984270][ T7] EXT4-fs (loop3): free_blocks=32 [ 323.989389][ T7] EXT4-fs (loop3): dirty_blocks=0 [ 323.991488][ T321] EXT4-fs (loop6): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 323.994553][ T7] EXT4-fs (loop3): Block reservation details [ 324.013347][ T7] EXT4-fs (loop3): i_reserved_data_blocks=0 [ 324.016097][T10357] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 324.021051][ T321] EXT4-fs (loop6): This should not happen!! Data will be lost [ 324.021051][ T321] [ 324.044286][ T321] EXT4-fs (loop6): Total free blocks count 0 [ 324.050205][T10370] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 324.056254][ T321] EXT4-fs (loop6): Free/Dirty block details [ 324.076670][T10373] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1768: Allocating blocks 497-513 which overlap fs metadata [ 324.087739][ T321] EXT4-fs (loop6): free_blocks=32 [ 324.096206][ T321] EXT4-fs (loop6): dirty_blocks=0 [ 324.101852][ T321] EXT4-fs (loop6): Block reservation details [ 324.102804][T10373] EXT4-fs (loop4): pa ffff8881259f8690: logic 128, phys. 385, len 8 [ 324.108026][ T321] EXT4-fs (loop6): i_reserved_data_blocks=0 [ 324.116045][T10373] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 324.151126][T10373] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 324.177840][T10370] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1767: Allocating blocks 497-513 which overlap fs metadata [ 324.192325][T10370] EXT4-fs (loop1): pa ffff8881259f8dc8: logic 128, phys. 385, len 8 [ 324.200369][T10370] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 324.243089][T10370] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 324.366978][T10385] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 324.441888][T10384] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 324.485227][T10387] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 324.488195][T10392] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 324.534459][T10385] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1771: Allocating blocks 497-513 which overlap fs metadata [ 324.538359][T10384] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1769: Allocating blocks 497-513 which overlap fs metadata [ 324.551347][T10385] EXT4-fs (loop5): pa ffff888130833738: logic 128, phys. 385, len 8 [ 324.571070][T10385] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 324.582347][T10384] EXT4-fs (loop3): pa ffff888125b39dc8: logic 128, phys. 385, len 8 [ 324.590594][T10384] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 324.604868][T10385] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 324.640050][T10392] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1772: Allocating blocks 497-513 which overlap fs metadata [ 324.640273][T10399] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 324.661061][T10405] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 324.674298][T10387] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1770: Allocating blocks 497-513 which overlap fs metadata [ 324.683881][T10392] EXT4-fs (loop4): pa ffff88811c435b28: logic 128, phys. 385, len 8 [ 324.703101][T10392] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 324.714193][T10387] EXT4-fs (loop6): pa ffff888125b392a0: logic 128, phys. 385, len 8 [ 324.722324][T10387] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 324.744183][T10392] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 324.850718][T10399] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1773: Allocating blocks 497-513 which overlap fs metadata [ 324.865008][T10399] EXT4-fs (loop1): pa ffff88811c435930: logic 128, phys. 385, len 8 [ 324.873349][T10399] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 324.902011][T10399] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 325.030089][T10420] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 325.042714][T10412] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 325.042802][T10414] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 325.070227][T10418] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 325.116120][T10420] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1777: Allocating blocks 497-513 which overlap fs metadata [ 325.122040][T10412] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1774: Allocating blocks 497-513 which overlap fs metadata [ 325.144708][T10412] EXT4-fs (loop5): pa ffff888130b5a540: logic 128, phys. 385, len 8 [ 325.152879][T10412] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 325.163706][T10420] EXT4-fs (loop6): pa ffff88811c7afdc8: logic 128, phys. 385, len 8 [ 325.172016][T10420] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 325.184259][T10418] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1776: Allocating blocks 497-513 which overlap fs metadata [ 325.211398][T10414] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1775: Allocating blocks 497-513 which overlap fs metadata [ 325.217934][T10418] EXT4-fs (loop4): pa ffff888130b703f0: logic 128, phys. 385, len 8 [ 325.234171][T10418] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 325.241526][T10414] EXT4-fs (loop3): pa ffff888130b70888: logic 128, phys. 385, len 8 [ 325.252235][T10414] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 325.269820][T10412] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 325.291753][ T321] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 325.304725][ T321] EXT4-fs (loop5): This should not happen!! Data will be lost [ 325.304725][ T321] [ 325.310296][T10435] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 325.320271][ T321] EXT4-fs (loop5): Total free blocks count 0 [ 325.335405][ T321] EXT4-fs (loop5): Free/Dirty block details [ 325.337080][T10433] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 325.347832][T10416] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 325.354060][ T321] EXT4-fs (loop5): free_blocks=32 [ 325.373469][ T321] EXT4-fs (loop5): dirty_blocks=0 [ 325.378723][ T321] EXT4-fs (loop5): Block reservation details [ 325.385660][ T321] EXT4-fs (loop5): i_reserved_data_blocks=0 [ 325.593289][T10433] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1778: Allocating blocks 497-513 which overlap fs metadata [ 325.608091][T10433] EXT4-fs (loop1): pa ffff888125a1d738: logic 128, phys. 385, len 8 [ 325.616232][T10433] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 325.627606][T10445] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 325.659219][T10433] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 325.721356][T10448] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 325.761159][T10444] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 325.777415][T10445] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1782: Allocating blocks 497-513 which overlap fs metadata [ 325.792078][T10445] EXT4-fs (loop3): pa ffff88811c4e65e8: logic 128, phys. 385, len 8 [ 325.800145][T10445] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 325.826247][T10441] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 325.842679][T10448] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1781: Allocating blocks 497-513 which overlap fs metadata [ 325.848396][T10444] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1780: Allocating blocks 497-513 which overlap fs metadata [ 325.857338][T10448] EXT4-fs (loop4): pa ffff88811c4e6d20: logic 128, phys. 385, len 8 [ 325.879141][T10448] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 325.890502][T10444] EXT4-fs (loop5): pa ffff888125a1d3f0: logic 128, phys. 385, len 8 [ 325.898609][T10444] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 325.928990][T10461] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 325.937369][T10441] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1779: Allocating blocks 497-513 which overlap fs metadata [ 325.959396][T10441] EXT4-fs (loop6): pa ffff888130aaa1f8: logic 128, phys. 385, len 8 [ 325.967495][T10441] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 325.991584][T10448] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 326.009666][T10441] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 326.046471][T10461] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1783: Allocating blocks 497-513 which overlap fs metadata [ 326.061502][T10461] EXT4-fs (loop1): pa ffff888130b621f8: logic 128, phys. 385, len 8 [ 326.069624][T10461] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 326.095607][T10461] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 326.341814][T10470] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 326.419106][T10473] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 326.421826][T10470] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1784: Allocating blocks 497-513 which overlap fs metadata [ 326.445600][T10470] EXT4-fs (loop3): pa ffff888130b62540: logic 128, phys. 385, len 8 [ 326.451601][T10475] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 326.453754][T10470] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 326.492036][T10470] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 326.527718][T10479] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 326.543880][T10475] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1787: Allocating blocks 497-513 which overlap fs metadata [ 326.558280][T10483] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 326.571035][T10473] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1785: Allocating blocks 497-513 which overlap fs metadata [ 326.573874][T10475] EXT4-fs (loop6): pa ffff888125a83c78: logic 128, phys. 385, len 8 [ 326.593439][T10475] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 326.598402][T10473] EXT4-fs (loop5): pa ffff888125a83150: logic 128, phys. 385, len 8 [ 326.611823][T10473] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 326.643173][T10475] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 326.661319][T10473] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 326.679156][T10479] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1786: Allocating blocks 497-513 which overlap fs metadata [ 326.682980][T10483] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1788: Allocating blocks 497-513 which overlap fs metadata [ 326.696037][T10479] EXT4-fs (loop4): pa ffff8881258cdd20: logic 128, phys. 385, len 8 [ 326.715807][T10479] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 326.732664][T10498] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 326.742136][T10483] EXT4-fs (loop1): pa ffff8881258cda80: logic 128, phys. 385, len 8 [ 326.753107][T10483] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 2025/12/19 23:57:00 executed programs: 1785 [ 326.787573][T10479] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 326.970882][T10498] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1789: Allocating blocks 497-513 which overlap fs metadata [ 326.985631][T10498] EXT4-fs (loop3): pa ffff8881258cd738: logic 128, phys. 385, len 8 [ 326.993781][T10498] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 326.994399][T10507] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 327.028091][T10498] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 327.072809][T10507] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1791: Allocating blocks 497-513 which overlap fs metadata [ 327.088145][T10507] EXT4-fs (loop6): pa ffff88811c7057e0: logic 128, phys. 385, len 8 [ 327.096221][T10507] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 327.120157][T10507] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 327.160144][T10506] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 327.229930][T10506] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1790: Allocating blocks 497-513 which overlap fs metadata [ 327.230497][T10517] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 327.244912][T10506] EXT4-fs (loop5): pa ffff888125a84c78: logic 128, phys. 385, len 8 [ 327.264503][T10506] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 327.288960][T10506] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 327.343183][T10520] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 327.396629][T10524] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 327.401580][T10510] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 327.456642][T10520] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1794: Allocating blocks 497-513 which overlap fs metadata [ 327.459590][T10524] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1795: Allocating blocks 497-513 which overlap fs metadata [ 327.474030][T10517] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1792: Allocating blocks 497-513 which overlap fs metadata [ 327.487797][T10524] EXT4-fs (loop6): pa ffff888125a84150: logic 128, phys. 385, len 8 [ 327.502146][T10520] EXT4-fs (loop3): pa ffff888125865150: logic 128, phys. 385, len 8 [ 327.507053][T10524] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, [ 327.515024][T10520] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 327.516336][T10517] EXT4-fs (loop1): pa ffff8881258650a8: logic 128, phys. 385, len 8 [ 327.523607][T10524] free 0, pa_free 1 [ 327.533984][T10517] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 327.569345][T10524] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 327.591177][T10538] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 327.593953][T10520] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 327.625518][T10533] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 327.643646][T10510] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1793: Allocating blocks 497-513 which overlap fs metadata [ 327.661540][ T321] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 327.668296][T10510] EXT4-fs (loop4): pa ffff88811c705dc8: logic 128, phys. 385, len 8 [ 327.682213][T10510] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 327.695113][ T321] EXT4-fs (loop1): This should not happen!! Data will be lost [ 327.695113][ T321] [ 327.705535][ T321] EXT4-fs (loop1): Total free blocks count 0 [ 327.712359][ T321] EXT4-fs (loop1): Free/Dirty block details [ 327.718412][ T321] EXT4-fs (loop1): free_blocks=32 [ 327.724041][ T321] EXT4-fs (loop1): dirty_blocks=0 [ 327.729345][ T321] EXT4-fs (loop1): Block reservation details [ 327.737162][ T321] EXT4-fs (loop1): i_reserved_data_blocks=0 [ 327.768204][T10533] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1796: Allocating blocks 497-513 which overlap fs metadata [ 327.785423][T10510] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 327.803498][T10547] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 327.827038][T10533] EXT4-fs (loop5): pa ffff88810ffac2a0: logic 128, phys. 385, len 8 [ 327.835870][T10533] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 327.871418][T10533] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 327.894498][T10547] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1799: Allocating blocks 497-513 which overlap fs metadata [ 327.909138][T10547] EXT4-fs (loop3): pa ffff888130933dc8: logic 128, phys. 385, len 8 [ 327.917380][T10547] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 327.942926][T10547] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 328.047956][T10557] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 328.082548][T10554] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 328.116927][T10560] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 328.134539][T10557] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1800: Allocating blocks 497-513 which overlap fs metadata [ 328.149000][T10557] EXT4-fs (loop6): pa ffff88810ffac1f8: logic 128, phys. 385, len 8 [ 328.157918][T10557] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 328.168391][T10562] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 328.188641][T10560] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1801: Allocating blocks 497-513 which overlap fs metadata [ 328.203534][T10557] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 328.203595][T10554] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1798: Allocating blocks 497-513 which overlap fs metadata [ 328.232896][T10554] EXT4-fs (loop1): pa ffff88810ffacbd0: logic 128, phys. 385, len 8 [ 328.241047][T10554] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 328.258281][T10560] EXT4-fs (loop4): pa ffff88811c52ff18: logic 128, phys. 385, len 8 [ 328.266471][T10560] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 328.285051][T10554] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 328.309666][T10570] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 328.310163][T10575] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 328.342051][T10562] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1802: Allocating blocks 497-513 which overlap fs metadata [ 328.356229][T10562] EXT4-fs (loop5): pa ffff88811c4327e0: logic 128, phys. 385, len 8 [ 328.364298][T10562] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 328.397707][T10570] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1803: Allocating blocks 497-513 which overlap fs metadata [ 328.411904][T10570] EXT4-fs (loop3): pa ffff8881309333f0: logic 128, phys. 385, len 8 [ 328.415325][T10562] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: [ 328.420053][T10570] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 328.428494][T10562] block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 328.462899][T10570] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 328.528243][T10583] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 328.584260][T10582] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 328.690809][T10587] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 328.709413][T10583] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1804: Allocating blocks 497-513 which overlap fs metadata [ 328.710276][T10588] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 328.723945][T10583] EXT4-fs (loop6): pa ffff88813083fe70: logic 128, phys. 385, len 8 [ 328.744219][T10583] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 328.762080][T10582] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1805: Allocating blocks 497-513 which overlap fs metadata [ 328.776882][T10582] EXT4-fs (loop1): pa ffff88813083fdc8: logic 128, phys. 385, len 8 [ 328.781767][T10583] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 328.785180][T10582] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 328.829699][T10582] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 328.862374][T10597] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 328.887240][T10588] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1807: Allocating blocks 497-513 which overlap fs metadata [ 328.915769][T10587] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1806: Allocating blocks 497-513 which overlap fs metadata [ 328.942895][T10588] EXT4-fs (loop5): pa ffff888125ad2a80: logic 128, phys. 385, len 8 [ 328.951063][T10588] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 328.962898][T10587] EXT4-fs (loop4): pa ffff888130b6e498: logic 128, phys. 385, len 8 [ 328.970974][T10587] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 329.011793][T10608] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 329.034726][T10597] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1808: Allocating blocks 497-513 which overlap fs metadata [ 329.043988][T10611] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 329.060301][T10597] EXT4-fs (loop3): pa ffff888125ad2150: logic 128, phys. 385, len 8 [ 329.071696][T10597] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 329.115128][T10597] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 329.156602][T10608] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1809: Allocating blocks 497-513 which overlap fs metadata [ 329.170908][T10608] EXT4-fs (loop6): pa ffff8881309e47e0: logic 128, phys. 385, len 8 [ 329.179118][T10608] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 329.214705][T10608] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 329.372315][T10620] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 329.372342][T10624] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 329.415702][T10627] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 329.426637][T10621] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 329.437181][T10620] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1811: Allocating blocks 497-513 which overlap fs metadata [ 329.456622][T10624] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1812: Allocating blocks 497-513 which overlap fs metadata [ 329.459421][T10620] EXT4-fs (loop1): pa ffff88811c7512a0: logic 128, phys. 385, len 8 [ 329.472159][T10624] EXT4-fs (loop5): pa ffff8881309e4f18: logic 128, phys. 385, len 8 [ 329.479237][T10620] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 329.487254][T10624] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 329.512922][T10635] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 329.520957][T10620] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 329.550836][T10621] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1813: Allocating blocks 497-513 which overlap fs metadata [ 329.568185][T10627] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1814: Allocating blocks 497-513 which overlap fs metadata [ 329.571055][T10621] EXT4-fs (loop4): pa ffff88811c6155e8: logic 128, phys. 385, len 8 [ 329.590834][T10621] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 329.592504][T10624] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 329.602190][T10627] EXT4-fs (loop3): pa ffff88811c6157e0: logic 128, phys. 385, len 8 [ 329.624428][T10627] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 329.659481][T10621] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 329.668319][T10627] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 329.701783][T10635] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1815: Allocating blocks 497-513 which overlap fs metadata [ 329.716018][T10635] EXT4-fs (loop6): pa ffff888125ad2738: logic 128, phys. 385, len 8 [ 329.724103][T10635] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 329.735025][T10648] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 329.754757][T10635] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 329.832832][T10648] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1816: Allocating blocks 497-513 which overlap fs metadata [ 329.847017][T10648] EXT4-fs (loop1): pa ffff88811c751000: logic 128, phys. 385, len 8 [ 329.855329][T10648] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 329.883019][T10648] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 329.890877][T10653] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 330.000608][T10656] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 330.009231][T10653] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1817: Allocating blocks 497-513 which overlap fs metadata [ 330.027539][T10653] EXT4-fs (loop5): pa ffff88813094e150: logic 128, phys. 385, len 8 [ 330.035689][T10653] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 330.057597][T10661] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 330.060268][T10658] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 330.093391][T10656] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1819: Allocating blocks 497-513 which overlap fs metadata [ 330.094477][T10653] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 330.110999][T10656] EXT4-fs (loop3): pa ffff88811c708d20: logic 128, phys. 385, len 8 [ 330.130186][T10656] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 330.151230][T10669] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 330.164449][T10658] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1818: Allocating blocks 497-513 which overlap fs metadata [ 330.168056][T10661] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1820: Allocating blocks 497-513 which overlap fs metadata [ 330.203708][T10661] EXT4-fs (loop6): pa ffff88811c615f18: logic 128, phys. 385, len 8 [ 330.211887][T10661] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 330.222375][T10658] EXT4-fs (loop4): pa ffff888130a2e2a0: logic 128, phys. 385, len 8 [ 330.230815][T10658] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 330.245228][T10654] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 330.265843][T10679] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 330.285947][T10661] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 330.316513][T10678] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 330.353568][T10669] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1821: Allocating blocks 497-513 which overlap fs metadata [ 330.384151][T10669] EXT4-fs (loop1): pa ffff8881308083f0: logic 128, phys. 385, len 8 [ 330.392282][T10669] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 330.420733][T10669] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 330.518194][T10678] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1822: Allocating blocks 497-513 which overlap fs metadata [ 330.519475][T10685] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 330.533004][T10678] EXT4-fs (loop5): pa ffff888130b70c78: logic 128, phys. 385, len 8 [ 330.554695][T10678] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 330.604659][T10678] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 330.611948][T10685] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1823: Allocating blocks 497-513 which overlap fs metadata [ 330.635316][T10685] EXT4-fs (loop3): pa ffff88811c4320a8: logic 128, phys. 385, len 8 [ 330.643503][T10685] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 330.655083][T10696] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 330.659657][T10695] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 330.687329][T10685] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 330.743343][T10700] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 330.769126][T10695] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1825: Allocating blocks 497-513 which overlap fs metadata [ 330.777150][T10696] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1824: Allocating blocks 497-513 which overlap fs metadata [ 330.784335][T10695] EXT4-fs (loop6): pa ffff88811c4323f0: logic 128, phys. 385, len 8 [ 330.802245][T10696] EXT4-fs (loop4): pa ffff888130808150: logic 128, phys. 385, len 8 [ 330.805995][T10695] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, [ 330.813940][T10696] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 330.832820][T10695] free 0, pa_free 1 [ 330.859261][T10708] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 330.898903][T10695] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 330.899355][T10700] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1826: Allocating blocks 497-513 which overlap fs metadata [ 330.917183][T10696] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 330.931707][T10700] EXT4-fs (loop1): pa ffff88811c604000: logic 128, phys. 385, len 8 [ 330.950050][T10700] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 330.963765][T10715] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 330.998245][T10715] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1828: Allocating blocks 497-513 which overlap fs metadata [ 331.014927][T10715] EXT4-fs (loop3): pa ffff88811c604930: logic 128, phys. 385, len 8 [ 331.022573][T10700] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 331.023173][T10715] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 331.062237][ T7] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 331.075393][T10715] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 331.080070][ T7] EXT4-fs (loop1): This should not happen!! Data will be lost [ 331.080070][ T7] [ 331.102580][ T7] EXT4-fs (loop1): Total free blocks count 0 [ 331.108724][ T7] EXT4-fs (loop1): Free/Dirty block details [ 331.120170][ T7] EXT4-fs (loop1): free_blocks=32 [ 331.125248][ T7] EXT4-fs (loop1): dirty_blocks=0 [ 331.130878][ T7] EXT4-fs (loop1): Block reservation details [ 331.137498][ T7] EXT4-fs (loop1): i_reserved_data_blocks=0 [ 331.144113][T10724] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 331.147898][T10708] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1827: Allocating blocks 497-513 which overlap fs metadata [ 331.174516][T10708] EXT4-fs (loop5): pa ffff888130833690: logic 128, phys. 385, len 8 [ 331.182640][T10708] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 331.215536][T10728] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 331.219027][T10724] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1829: Allocating blocks 497-513 which overlap fs metadata [ 331.244471][T10724] EXT4-fs (loop6): pa ffff88813094e2a0: logic 128, phys. 385, len 8 [ 331.252558][T10724] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 331.277018][T10724] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 331.300702][T10727] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 331.407669][T10727] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1830: Allocating blocks 497-513 which overlap fs metadata [ 331.421935][T10727] EXT4-fs (loop4): pa ffff888130833348: logic 128, phys. 385, len 8 [ 331.430243][T10727] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 331.455642][T10727] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 331.471533][T10733] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 331.475860][T10741] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 331.523749][T10742] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 331.557651][T10733] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1831: Allocating blocks 497-513 which overlap fs metadata [ 331.571895][T10733] EXT4-fs (loop1): pa ffff88810ce73348: logic 128, phys. 385, len 8 [ 331.580016][T10733] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 331.594832][T10744] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 331.616406][T10741] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1833: Allocating blocks 497-513 which overlap fs metadata [ 331.657921][T10741] EXT4-fs (loop5): pa ffff88810ce73930: logic 128, phys. 385, len 8 [ 331.666031][T10741] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 331.677766][T10733] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 331.678756][T10742] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1832: Allocating blocks 497-513 which overlap fs metadata [ 331.723382][T10742] EXT4-fs (loop3): pa ffff88811c439888: logic 128, phys. 385, len 8 [ 331.731909][T10742] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 331.734957][T10741] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 331.773856][T10755] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 331.783533][T10744] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1834: Allocating blocks 497-513 which overlap fs metadata [ 331.801107][T10744] EXT4-fs (loop6): pa ffff88813088e690: logic 128, phys. 385, len 8 [ 331.809374][T10744] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 331.836827][T10755] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1835: Allocating blocks 497-513 which overlap fs metadata [ 331.851384][T10755] EXT4-fs (loop4): pa ffff88811c439b28: logic 128, phys. 385, len 8 [ 331.851473][T10744] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, [ 331.859381][T10755] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 331.877498][T10744] inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. 2025/12/19 23:57:05 executed programs: 1832 [ 331.891579][T10755] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 331.981554][T10764] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 332.098686][T10769] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 332.104847][T10766] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 332.131995][T10764] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1836: Allocating blocks 497-513 which overlap fs metadata [ 332.146551][T10764] EXT4-fs (loop1): pa ffff88811c635690: logic 128, phys. 385, len 8 [ 332.154876][T10764] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 332.167195][T10766] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1837: Allocating blocks 497-513 which overlap fs metadata [ 332.181535][T10766] EXT4-fs (loop5): pa ffff88811c635738: logic 128, phys. 385, len 8 [ 332.187950][T10764] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, [ 332.189618][T10766] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, [ 332.189623][T10764] inode 18: block 369: [ 332.197223][T10766] free 0, pa_free 1 [ 332.213689][T10764] freeing already freed block (bit 23); block bitmap corrupt. [ 332.221854][T10766] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 332.243459][T10777] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 332.251787][T10769] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1838: Allocating blocks 497-513 which overlap fs metadata [ 332.269872][T10769] EXT4-fs (loop3): pa ffff88811c635a80: logic 128, phys. 385, len 8 [ 332.278051][T10769] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 332.291354][T10775] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 332.312635][T10777] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1840: Allocating blocks 497-513 which overlap fs metadata [ 332.326484][T10769] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 332.327015][T10777] EXT4-fs (loop6): pa ffff88810ce73540: logic 128, phys. 385, len 8 [ 332.349116][T10777] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 332.377687][T10777] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 332.422642][T10775] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1839: Allocating blocks 497-513 which overlap fs metadata [ 332.437043][T10775] EXT4-fs (loop4): pa ffff888125bed930: logic 128, phys. 385, len 8 [ 332.445163][T10775] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 332.461671][T10790] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 332.481102][T10775] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 332.501886][T10793] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 332.565896][T10790] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1842: Allocating blocks 497-513 which overlap fs metadata [ 332.580449][T10790] EXT4-fs (loop5): pa ffff888125bed9d8: logic 128, phys. 385, len 8 [ 332.588474][T10790] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 332.612180][T10802] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 332.618394][T10793] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1841: Allocating blocks 497-513 which overlap fs metadata [ 332.640081][T10793] EXT4-fs (loop1): pa ffff88811c4e62a0: logic 128, phys. 385, len 8 [ 332.648102][T10793] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 332.669070][T10800] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 332.710824][T10808] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 332.716576][T10802] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1844: Allocating blocks 497-513 which overlap fs metadata [ 332.744893][T10802] EXT4-fs (loop6): pa ffff88810ce83c78: logic 128, phys. 385, len 8 [ 332.753037][T10802] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 332.796533][T10813] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 332.798598][T10808] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1845: Allocating blocks 497-513 which overlap fs metadata [ 332.811081][T10818] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 332.848596][T10808] EXT4-fs (loop4): pa ffff88811c7087e0: logic 128, phys. 385, len 8 [ 332.856687][T10808] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 332.873308][T10800] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 332.892767][T10808] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 332.921292][T10813] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1846: Allocating blocks 497-513 which overlap fs metadata [ 332.936463][T10813] EXT4-fs (loop5): pa ffff888125b390a8: logic 128, phys. 385, len 8 [ 332.945508][T10813] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 332.971287][T10813] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 333.161926][T10824] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 333.253030][T10829] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 333.304640][T10828] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 333.317627][T10824] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1847: Allocating blocks 497-513 which overlap fs metadata [ 333.332148][T10824] EXT4-fs (loop1): pa ffff888125b39c78: logic 128, phys. 385, len 8 [ 333.332438][T10829] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1848: Allocating blocks 497-513 which overlap fs metadata [ 333.340641][T10824] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 333.364410][T10824] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 333.365489][T10829] EXT4-fs (loop6): pa ffff88811c7af0a8: logic 128, phys. 385, len 8 [ 333.387617][T10829] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 333.398256][T10831] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 333.427920][T10828] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1849: Allocating blocks 497-513 which overlap fs metadata [ 333.443486][T10828] EXT4-fs (loop3): pa ffff888130b5a930: logic 128, phys. 385, len 8 [ 333.444652][T10829] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, [ 333.451767][T10828] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 333.469463][T10829] inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 333.494506][T10828] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 333.516331][T10840] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 333.639752][T10840] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1850: Allocating blocks 497-513 which overlap fs metadata [ 333.646132][T10831] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1851: Allocating blocks 497-513 which overlap fs metadata [ 333.654209][T10840] EXT4-fs (loop4): pa ffff88811c4352a0: logic 128, phys. 385, len 8 [ 333.668351][T10831] EXT4-fs (loop5): pa ffff888130b70000: logic 128, phys. 385, len 8 [ 333.675919][T10840] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, [ 333.683905][T10831] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 333.702589][T10840] free 0, pa_free 1 [ 333.715428][T10831] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 333.736784][T10848] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 333.759703][T10840] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 333.812578][T10856] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 333.853179][T10854] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 333.861802][T10848] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1852: Allocating blocks 497-513 which overlap fs metadata [ 333.880713][T10848] EXT4-fs (loop1): pa ffff88811c435bd0: logic 128, phys. 385, len 8 [ 333.888821][T10848] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 333.917845][T10856] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1854: Allocating blocks 497-513 which overlap fs metadata [ 333.951533][T10854] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1853: Allocating blocks 497-513 which overlap fs metadata [ 333.954295][T10848] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 333.966492][T10856] EXT4-fs (loop3): pa ffff88811c435a80: logic 128, phys. 385, len 8 [ 333.988273][T10856] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 334.000340][T10854] EXT4-fs (loop6): pa ffff88811c7af150: logic 128, phys. 385, len 8 [ 334.008459][T10854] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 334.025845][T10856] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 334.045045][T10873] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 334.071648][T10867] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 334.108992][T10869] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 334.247446][T10869] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.1856: Allocating blocks 497-513 which overlap fs metadata [ 334.262038][T10867] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1855: Allocating blocks 497-513 which overlap fs metadata [ 334.274943][T10869] EXT4-fs (loop4): pa ffff888130b5ae70: logic 128, phys. 385, len 8 [ 334.276632][T10867] EXT4-fs (loop5): pa ffff888130b5a1f8: logic 128, phys. 385, len 8 [ 334.283949][T10869] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 334.292141][T10867] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 334.337968][T10869] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 334.353777][T10880] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 334.361358][T10867] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 334.409020][T10882] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 334.472689][T10888] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 334.527000][T10880] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.1858: Allocating blocks 497-513 which overlap fs metadata [ 334.553781][T10888] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.1860: Allocating blocks 497-513 which overlap fs metadata [ 334.568192][T10880] EXT4-fs (loop3): pa ffff888130b05d20: logic 128, phys. 385, len 8 [ 334.576492][T10880] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 334.596811][T10888] EXT4-fs (loop1): pa ffff888130b05dc8: logic 128, phys. 385, len 8 [ 334.604966][T10888] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 334.629508][T10882] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.1859: Allocating blocks 497-513 which overlap fs metadata [ 334.646067][T10882] EXT4-fs (loop6): pa ffff888130b05000: logic 128, phys. 385, len 8 [ 334.654296][T10882] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 334.674785][T10900] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 334.711613][T10888] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 334.736006][T10882] ------------[ cut here ]------------ [ 334.742484][T10882] kernel BUG at fs/ext4/extents.c:3181! [ 334.748684][T10882] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 334.754804][T10882] CPU: 1 PID: 10882 Comm: syz.6.1859 Not tainted syzkaller #0 [ 334.762442][T10882] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 334.772631][T10882] RIP: 0010:ext4_split_extent_at+0xe4c/0xe70 [ 334.778702][T10882] Code: fb ff ff 89 d9 80 e1 07 fe c1 38 c1 0f 8c c0 fb ff ff 48 89 df 49 89 f6 e8 a1 5d d3 ff 4c 89 f6 e9 ad fb ff ff e8 34 6f 99 ff <0f> 0b e8 2d 6f 99 ff 0f 0b e8 26 6f 99 ff 0f 0b e8 1f 6f 99 ff 0f [ 334.798488][T10882] RSP: 0018:ffffc90003e76c80 EFLAGS: 00010293 [ 334.804558][T10882] RAX: ffffffff81ca354c RBX: 000000000000002c RCX: ffff88810a8ae2c0 [ 334.812558][T10882] RDX: 0000000000000000 RSI: 000000000000002c RDI: 000000000000004d [ 334.821255][T10882] RBP: ffffc90003e76df0 R08: 0000000000000017 R09: 000000000000043b [ 334.829225][T10882] R10: ffffed1022e6d58a R11: 1ffff11022e6d588 R12: 0000000000000017 [ 334.837375][T10882] R13: 0000000000000030 R14: 0000000000008001 R15: 0000000000000030 [ 334.845356][T10882] FS: 00007f38269fb6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 334.854370][T10882] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 334.860951][T10882] CR2: 00007fc62e6c2000 CR3: 000000011a855000 CR4: 00000000003506a0 [ 334.869012][T10882] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 334.876977][T10882] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 334.885215][T10882] Call Trace: [ 334.888524][T10882] ? preempt_schedule_notrace+0x110/0x110 [ 334.894249][T10882] ? ext4_ext_try_to_merge_right+0x820/0x820 [ 334.900230][T10882] ext4_split_extent+0x386/0x4e0 [ 334.905250][T10882] ext4_ext_map_blocks+0x1084/0x5d80 [ 334.910543][T10882] ? _raw_write_unlock+0x2b/0x60 [ 334.915481][T10882] ? do_madvise+0x12cf/0x1df0 [ 334.920154][T10882] ? __x64_sys_madvise+0xa9/0xc0 [ 334.925087][T10882] ? ext4_ext_release+0x10/0x10 [ 334.929932][T10882] ? ext4_fc_track_template+0xb5/0x600 [ 334.935589][T10882] ? ext4_fc_track_range+0x250/0x250 [ 334.941397][T10882] ? ext4_es_lookup_extent+0x54c/0x900 [ 334.947864][T10882] ext4_map_blocks+0x978/0x1bc0 [ 334.952728][T10882] ? ext4_issue_zeroout+0x1a0/0x1a0 [ 334.957937][T10882] ? __kasan_check_read+0x11/0x20 [ 334.962954][T10882] ? ext4_inode_journal_mode+0x19a/0x480 [ 334.968709][T10882] ext4_writepages+0x11d5/0x2e00 [ 334.973735][T10882] ? ext4_readpage+0x220/0x220 [ 334.978498][T10882] ? preempt_schedule_notrace+0x110/0x110 [ 334.984215][T10882] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 334.990364][T10882] ? do_writepages+0x11d/0x270 [ 334.995123][T10882] ? ext4_readpage+0x220/0x220 [ 334.999901][T10882] do_writepages+0x12a/0x270 [ 335.004618][T10882] ? __writepage+0x130/0x130 [ 335.009424][T10882] ? __kasan_check_write+0x14/0x20 [ 335.014794][T10882] ? _raw_spin_lock+0x8e/0xe0 [ 335.019473][T10882] ? _raw_spin_unlock+0x4d/0x70 [ 335.024335][T10882] __filemap_fdatawrite_range+0x2bc/0x360 [ 335.030053][T10882] ? filemap_check_errors+0x120/0x120 [ 335.035444][T10882] ? __ext4_mark_inode_dirty+0x43e/0x610 [ 335.041172][T10882] filemap_write_and_wait_range+0x65/0x290 [ 335.047327][T10882] ext4_punch_hole+0x120/0xad0 [ 335.052377][T10882] ? ext4_inline_data_truncate+0xae0/0xae0 [ 335.058356][T10882] ? down_write+0xac/0x110 [ 335.062773][T10882] ? __kasan_check_write+0x14/0x20 [ 335.067883][T10882] ext4_fallocate+0x271/0x1a70 [ 335.072745][T10882] ? selinux_file_permission+0x2a5/0x510 [ 335.078574][T10882] ? preempt_count_add+0x90/0x1b0 [ 335.083963][T10882] vfs_fallocate+0x4b4/0x590 [ 335.088557][T10882] do_madvise+0x12cf/0x1df0 [ 335.093061][T10882] ? madvise_set_anon_name+0x460/0x460 [ 335.098679][T10882] ? futex_wait+0x680/0x680 [ 335.103177][T10882] ? move_vma+0x771/0x9e0 [ 335.107591][T10882] ? do_futex+0xeff/0x1210 [ 335.112005][T10882] ? userfaultfd_unmap_complete+0x275/0x2d0 [ 335.117978][T10882] ? security_mmap_addr+0x40/0x90 [ 335.123006][T10882] ? mremap_userfaultfd_complete+0xe5/0x170 [ 335.128981][T10882] ? get_unmapped_area+0x305/0x370 [ 335.134170][T10882] ? userfaultfd_unmap_prep+0x4c0/0x4c0 [ 335.139709][T10882] ? mremap_to+0x55b/0x6b0 [ 335.144119][T10882] ? mremap_to+0x5c3/0x6b0 [ 335.148618][T10882] ? futex_exit_release+0x1d0/0x1d0 [ 335.153899][T10882] ? __kasan_check_write+0x14/0x20 [ 335.159005][T10882] ? __kasan_check_write+0x14/0x20 [ 335.164114][T10882] ? switch_fpu_return+0x197/0x340 [ 335.169222][T10882] ? fpu__clear_all+0x20/0x20 [ 335.173895][T10882] ? __kasan_check_read+0x11/0x20 [ 335.178918][T10882] __x64_sys_madvise+0xa9/0xc0 [ 335.183685][T10882] do_syscall_64+0x31/0x40 [ 335.188407][T10882] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 335.194482][T10882] RIP: 0033:0x7f3826b8b749 [ 335.198902][T10882] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 335.218678][T10882] RSP: 002b:00007f38269fb038 EFLAGS: 00000246 ORIG_RAX: 000000000000001c [ 335.227263][T10882] RAX: ffffffffffffffda RBX: 00007f3826de1fa0 RCX: 00007f3826b8b749 [ 335.235323][T10882] RDX: 0000000000000009 RSI: 0000000000600003 RDI: 0000200000000000 [ 335.243388][T10882] RBP: 00007f3826c0ff91 R08: 0000000000000000 R09: 0000000000000000 [ 335.251559][T10882] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 335.259662][T10882] R13: 00007f3826de2038 R14: 00007f3826de1fa0 R15: 00007ffd85eedb88 [ 335.267992][T10882] Modules linked in: [ 335.273852][T10882] ---[ end trace 33b969c3f870c78f ]--- [ 335.279386][T10882] RIP: 0010:ext4_split_extent_at+0xe4c/0xe70 [ 335.295354][T10906] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 335.300889][T10900] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.1862: Allocating blocks 497-513 which overlap fs metadata [ 335.310749][T10882] Code: fb ff ff 89 d9 80 e1 07 fe c1 38 c1 0f 8c c0 fb ff ff 48 89 df 49 89 f6 e8 a1 5d d3 ff 4c 89 f6 e9 ad fb ff ff e8 34 6f 99 ff <0f> 0b e8 2d 6f 99 ff 0f 0b e8 26 6f 99 ff 0f 0b e8 1f 6f 99 ff 0f [ 335.341833][T10882] RSP: 0018:ffffc90003e76c80 EFLAGS: 00010293 [ 335.343725][T10900] EXT4-fs (loop5): pa ffff888130b62d20: logic 128, phys. 385, len 8 [ 335.348866][T10882] RAX: ffffffff81ca354c RBX: 000000000000002c RCX: ffff88810a8ae2c0 [ 335.356353][T10900] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 335.365204][T10882] RDX: 0000000000000000 RSI: 000000000000002c RDI: 000000000000004d [ 335.382895][T10882] RBP: ffffc90003e76df0 R08: 0000000000000017 R09: 000000000000043b [ 335.395034][T10882] R10: ffffed1022e6d58a R11: 1ffff11022e6d588 R12: 0000000000000017 [ 335.403410][T10882] R13: 0000000000000030 R14: 0000000000008001 R15: 0000000000000030 [ 335.412902][T10882] FS: 00007f38269fb6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 335.422421][T10882] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 335.429339][T10882] CR2: 00007fc62e6c2000 CR3: 000000011a855000 CR4: 00000000003506b0 [ 335.438017][T10882] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 335.446426][T10882] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 335.455039][T10882] Kernel panic - not syncing: Fatal exception [ 335.461500][T10882] Kernel Offset: disabled [ 335.465829][T10882] Rebooting in 86400 seconds..