T4-fs (loop3): pa ffff888111eea5e8: logic 128, phys. 385, len 8 [ 55.116379][ T1662] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.120607][ T1658] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 55.159871][ T1661] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.273: Allocating blocks 497-513 which overlap fs metadata [ 55.164131][ T1667] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 55.192246][ T1666] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.200917][ T1672] loop2: detected capacity change from 0 to 1024 [ 55.211297][ T1661] EXT4-fs (loop1): pa ffff8881330dc498: logic 128, phys. 385, len 8 [ 55.213797][ T1662] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.274: Allocating blocks 497-513 which overlap fs metadata [ 55.219404][ T1661] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 55.245170][ T1662] EXT4-fs (loop6): pa ffff8881330dcb28: logic 128, phys. 385, len 8 [ 55.253252][ T1662] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 55.280170][ T1673] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 55.291661][ T1672] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.302277][ T1666] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.275: Allocating blocks 497-513 which overlap fs metadata [ 55.330483][ T1666] EXT4-fs (loop5): pa ffff888132c5a348: logic 128, phys. 385, len 8 [ 55.338588][ T1666] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 55.353585][ T399] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 55.357000][ T1680] loop3: detected capacity change from 0 to 1024 [ 55.380047][ T399] EXT4-fs (loop1): This should not happen!! Data will be lost [ 55.380047][ T399] [ 55.386195][ T1672] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.276: Allocating blocks 497-513 which overlap fs metadata [ 55.403651][ T1666] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 55.409338][ T399] EXT4-fs (loop1): Total free blocks count 0 [ 55.424363][ T399] EXT4-fs (loop1): Free/Dirty block details [ 55.431772][ T1672] EXT4-fs (loop2): pa ffff888132c5adc8: logic 128, phys. 385, len 8 [ 55.439873][ T1672] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 55.449969][ T399] EXT4-fs (loop1): free_blocks=32 [ 55.455094][ T399] EXT4-fs (loop1): dirty_blocks=0 [ 55.456789][ T1684] loop6: detected capacity change from 0 to 1024 [ 55.460173][ T399] EXT4-fs (loop1): Block reservation details [ 55.473014][ T399] EXT4-fs (loop1): i_reserved_data_blocks=0 [ 55.490379][ T1685] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 55.526049][ T1680] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.529135][ T1684] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.568179][ T1687] loop2: detected capacity change from 0 to 1024 [ 55.568549][ T1691] loop1: detected capacity change from 0 to 1024 [ 55.582134][ T1689] loop5: detected capacity change from 0 to 1024 [ 55.599767][ T1684] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.279: Allocating blocks 497-513 which overlap fs metadata [ 55.600504][ T1691] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.614183][ T1684] EXT4-fs (loop6): pa ffff888111eea3f0: logic 128, phys. 385, len 8 [ 55.627431][ T1680] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.277: Allocating blocks 497-513 which overlap fs metadata [ 55.633935][ T1684] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 55.659307][ T1687] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.667988][ T1684] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 55.671955][ T1689] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.686960][ T1680] EXT4-fs (loop3): pa ffff888111d909d8: logic 128, phys. 385, len 8 [ 55.706877][ T1680] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 55.758487][ T1678] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 55.780503][ T1687] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.281: Allocating blocks 497-513 which overlap fs metadata [ 55.809331][ T1689] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.280: Allocating blocks 497-513 which overlap fs metadata [ 55.823543][ T1687] EXT4-fs (loop2): pa ffff888120e3b0a8: logic 128, phys. 385, len 8 [ 55.831656][ T1687] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 55.838419][ T1691] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 55.842835][ T1689] EXT4-fs (loop5): pa ffff888111e887e0: logic 128, phys. 385, len 8 [ 55.864220][ T1689] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 55.869382][ T1707] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.908056][ T1686] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 55.922897][ T1688] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 55.931390][ T1711] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.958054][ T1707] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.282: Allocating blocks 497-513 which overlap fs metadata [ 55.972998][ T1707] EXT4-fs (loop6): pa ffff888111fd95e8: logic 128, phys. 385, len 8 [ 55.981033][ T1707] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 56.013822][ T1707] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 56.015019][ T1711] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.283: Allocating blocks 497-513 which overlap fs metadata [ 56.051457][ T1711] EXT4-fs (loop3): pa ffff888111fd93f0: logic 128, phys. 385, len 8 [ 56.059627][ T1711] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 56.082871][ T1719] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.099902][ T1720] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.100423][ T1723] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.147145][ T1721] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 56.159901][ T1723] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.286: Allocating blocks 497-513 which overlap fs metadata [ 56.172015][ T1725] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.188202][ T318] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 56.193167][ T1719] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.284: Allocating blocks 497-513 which overlap fs metadata [ 56.215217][ T1720] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.285: Allocating blocks 497-513 which overlap fs metadata [ 56.230068][ T1723] EXT4-fs (loop5): pa ffff888132cd7d20: logic 128, phys. 385, len 8 [ 56.238412][ T1723] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 56.249032][ T1720] EXT4-fs (loop2): pa ffff888111e59d20: logic 128, phys. 385, len 8 [ 56.257130][ T1720] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 56.262125][ T318] EXT4-fs (loop3): This should not happen!! Data will be lost [ 56.262125][ T318] [ 56.268546][ T1719] EXT4-fs (loop1): pa ffff888111f041f8: logic 128, phys. 385, len 8 [ 56.284824][ T1719] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 56.308416][ T318] EXT4-fs (loop3): Total free blocks count 0 [ 56.312013][ T1725] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.287: Allocating blocks 497-513 which overlap fs metadata [ 56.316245][ T1720] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 56.328585][ T1725] EXT4-fs (loop6): pa ffff888111f04540: logic 128, phys. 385, len 8 [ 56.347573][ T318] EXT4-fs (loop3): Free/Dirty block details [ 56.351355][ T1725] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 56.369640][ T318] EXT4-fs (loop3): free_blocks=32 [ 56.374866][ T318] EXT4-fs (loop3): dirty_blocks=0 [ 56.379914][ T318] EXT4-fs (loop3): Block reservation details [ 56.386013][ T318] EXT4-fs (loop3): i_reserved_data_blocks=0 [ 56.406446][ T1722] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 56.427841][ T1725] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 56.481821][ T1740] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.514601][ T1745] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.522197][ T1742] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.539063][ T1746] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.544592][ T1740] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.289: Allocating blocks 497-513 which overlap fs metadata [ 56.554447][ T1748] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.578407][ T1740] EXT4-fs (loop2): pa ffff888111f04930: logic 128, phys. 385, len 8 [ 56.586710][ T1740] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 56.606590][ T1745] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.291: Allocating blocks 497-513 which overlap fs metadata [ 56.628403][ T1742] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.288: Allocating blocks 497-513 which overlap fs metadata [ 56.629952][ T1746] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.290: Allocating blocks 497-513 which overlap fs metadata [ 56.656604][ T1742] EXT4-fs (loop3): pa ffff888111e202a0: logic 128, phys. 385, len 8 [ 56.665061][ T1742] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 56.668245][ T1745] EXT4-fs (loop5): pa ffff888111e207e0: logic 128, phys. 385, len 8 [ 56.683448][ T1745] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 56.700577][ T1746] EXT4-fs (loop1): pa ffff888111d90c78: logic 128, phys. 385, len 8 [ 56.708905][ T1746] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 56.711067][ T1748] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.292: Allocating blocks 497-513 which overlap fs metadata [ 56.738095][ T1748] EXT4-fs (loop6): pa ffff888111d90dc8: logic 128, phys. 385, len 8 [ 56.746315][ T1748] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 56.790207][ T1742] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 56.817483][ T1748] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 56.846134][ T1765] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.898647][ T1765] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.293: Allocating blocks 497-513 which overlap fs metadata [ 56.905599][ T1769] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.912918][ T1765] EXT4-fs (loop2): pa ffff888132c22a80: logic 128, phys. 385, len 8 [ 56.932689][ T1765] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 56.952110][ T1769] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.295: Allocating blocks 497-513 which overlap fs metadata [ 56.956815][ T1773] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.966494][ T1769] EXT4-fs (loop3): pa ffff888132c225e8: logic 128, phys. 385, len 8 [ 56.986518][ T1774] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.999313][ T1769] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 57.009597][ T1775] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.041880][ T1765] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 57.047466][ T1769] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 57.086124][ T399] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 57.109038][ T1775] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.296: Allocating blocks 497-513 which overlap fs metadata [ 57.123028][ T1773] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.294: Allocating blocks 497-513 which overlap fs metadata [ 57.124329][ T399] EXT4-fs (loop2): This should not happen!! Data will be lost [ 57.124329][ T399] [ 57.146550][ T399] EXT4-fs (loop2): Total free blocks count 0 [ 57.147694][ T1774] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.297: Allocating blocks 497-513 which overlap fs metadata [ 57.152588][ T399] EXT4-fs (loop2): Free/Dirty block details [ 57.172445][ T399] EXT4-fs (loop2): free_blocks=32 [ 57.177714][ T399] EXT4-fs (loop2): dirty_blocks=0 [ 57.182309][ T1775] EXT4-fs (loop5): pa ffff8881330661f8: logic 128, phys. 385, len 8 [ 57.183004][ T399] EXT4-fs (loop2): Block reservation details [ 57.190849][ T1775] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 57.196855][ T399] EXT4-fs (loop2): i_reserved_data_blocks=0 [ 57.213022][ T1773] EXT4-fs (loop1): pa ffff888132d94f18: logic 128, phys. 385, len 8 [ 57.221043][ T1773] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 57.233094][ T1774] EXT4-fs (loop6): pa ffff888132d947e0: logic 128, phys. 385, len 8 [ 57.241164][ T1774] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 57.254062][ T1785] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 57.281572][ T1787] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 57.285224][ T1786] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 57.337850][ T1789] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.340574][ T1791] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.388832][ T1789] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.299: Allocating blocks 497-513 which overlap fs metadata [ 57.400571][ T1794] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.408782][ T1789] EXT4-fs (loop2): pa ffff888132da47e0: logic 128, phys. 385, len 8 [ 57.423074][ T1789] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 57.427180][ T1791] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.298: Allocating blocks 497-513 which overlap fs metadata [ 57.434256][ T1797] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.448540][ T1796] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.461113][ T1791] EXT4-fs (loop3): pa ffff888133066f18: logic 128, phys. 385, len 8 [ 57.480115][ T1791] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 57.530299][ T1794] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.300: Allocating blocks 497-513 which overlap fs metadata [ 57.551489][ T1802] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 57.557703][ T1796] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.301: Allocating blocks 497-513 which overlap fs metadata [ 57.581976][ T10] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 57.584546][ T1791] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 57.612892][ T10] EXT4-fs (loop2): This should not happen!! Data will be lost [ 57.612892][ T10] [ 57.623231][ T1796] EXT4-fs (loop6): pa ffff888132e19690: logic 128, phys. 385, len 8 [ 57.631441][ T1796] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 57.643461][ T1794] EXT4-fs (loop5): pa ffff888132e190a8: logic 128, phys. 385, len 8 [ 57.651476][ T1794] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 57.656983][ T1797] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.302: Allocating blocks 497-513 which overlap fs metadata [ 57.678556][ T10] EXT4-fs (loop2): Total free blocks count 0 [ 57.685251][ T10] EXT4-fs (loop2): Free/Dirty block details [ 57.691409][ T10] EXT4-fs (loop2): free_blocks=32 [ 57.696543][ T10] EXT4-fs (loop2): dirty_blocks=0 [ 57.697297][ T1797] EXT4-fs (loop1): pa ffff888132cfbbd0: logic 128, phys. 385, len 8 [ 57.701683][ T10] EXT4-fs (loop2): Block reservation details [ 57.709919][ T1797] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 57.715924][ T10] EXT4-fs (loop2): i_reserved_data_blocks=0 [ 57.748996][ T1793] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 57.749948][ T1796] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 57.779652][ T1811] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 57.829200][ T1815] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.845769][ T1816] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.859062][ T1820] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.866655][ T1815] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.304: Allocating blocks 497-513 which overlap fs metadata [ 57.880682][ T1820] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.305: Allocating blocks 497-513 which overlap fs metadata [ 57.886109][ T1815] EXT4-fs (loop3): pa ffff888132cfbe70: logic 128, phys. 385, len 8 [ 57.900102][ T1822] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.907006][ T1815] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 57.919366][ T1820] EXT4-fs (loop5): pa ffff888132da4e70: logic 128, phys. 385, len 8 [ 57.936983][ T1820] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 57.952957][ T1829] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 57.959984][ T1816] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.303: Allocating blocks 497-513 which overlap fs metadata [ 57.983448][ T1820] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 57.991031][ T1818] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.005168][ T1822] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.307: Allocating blocks 497-513 which overlap fs metadata [ 58.024168][ T1816] EXT4-fs (loop2): pa ffff888132ea4f18: logic 128, phys. 385, len 8 [ 58.032392][ T1816] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 58.049508][ T1822] EXT4-fs (loop1): pa ffff888111e20c78: logic 128, phys. 385, len 8 [ 58.057704][ T1822] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 58.123215][ T1816] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 58.128185][ T1818] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.306: Allocating blocks 497-513 which overlap fs metadata [ 58.155570][ T1818] EXT4-fs (loop6): pa ffff888132ea4000: logic 128, phys. 385, len 8 [ 58.163747][ T1818] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 58.182200][ T1836] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.204179][ T1840] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.214042][ T1841] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 58.246081][ T1836] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.309: Allocating blocks 497-513 which overlap fs metadata [ 58.249795][ T1840] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.308: Allocating blocks 497-513 which overlap fs metadata [ 58.260331][ T1836] EXT4-fs (loop5): pa ffff888132d8f738: logic 128, phys. 385, len 8 [ 58.275328][ T1840] EXT4-fs (loop3): pa ffff8881330fcbd0: logic 128, phys. 385, len 8 [ 58.282596][ T1836] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 58.290588][ T1840] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 58.312906][ T1846] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.325985][ T1844] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.340634][ T1850] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 58.366723][ T1836] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 58.373177][ T1846] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.310: Allocating blocks 497-513 which overlap fs metadata [ 58.389646][ T1844] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.311: Allocating blocks 497-513 which overlap fs metadata [ 58.397891][ T1846] EXT4-fs (loop2): pa ffff888132d8fe70: logic 128, phys. 385, len 8 [ 58.417077][ T1846] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 58.422931][ T1852] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.445371][ T1844] EXT4-fs (loop1): pa ffff8881330fc2a0: logic 128, phys. 385, len 8 [ 58.453517][ T1844] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 58.490706][ T1846] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 58.531539][ T1852] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.312: Allocating blocks 497-513 which overlap fs metadata [ 58.546545][ T1852] EXT4-fs (loop6): pa ffff8881330fcc78: logic 128, phys. 385, len 8 [ 58.552602][ T1861] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.554792][ T1852] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 58.610642][ T1865] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.641536][ T1852] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 58.644225][ T1861] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.313: Allocating blocks 497-513 which overlap fs metadata [ 58.672467][ T10] EXT4-fs (loop6): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 58.672576][ T1861] EXT4-fs (loop3): pa ffff888132dd9f18: logic 128, phys. 385, len 8 [ 58.692811][ T1861] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 58.698569][ T1865] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.314: Allocating blocks 497-513 which overlap fs metadata [ 58.716865][ T10] EXT4-fs (loop6): This should not happen!! Data will be lost [ 58.716865][ T10] [ 58.720208][ T1872] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 58.741639][ T10] EXT4-fs (loop6): Total free blocks count 0 [ 58.747962][ T10] EXT4-fs (loop6): Free/Dirty block details 2026/04/19 23:42:30 executed programs: 310 [ 58.748951][ T1871] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.753953][ T10] EXT4-fs (loop6): free_blocks=32 [ 58.753974][ T10] EXT4-fs (loop6): dirty_blocks=0 [ 58.753985][ T10] EXT4-fs (loop6): Block reservation details [ 58.768662][ T1869] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.771174][ T10] EXT4-fs (loop6): i_reserved_data_blocks=0 [ 58.776485][ T1865] EXT4-fs (loop5): pa ffff888132dd9a80: logic 128, phys. 385, len 8 [ 58.808391][ T1865] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 58.853826][ T1875] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 58.884688][ T1869] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.315: Allocating blocks 497-513 which overlap fs metadata [ 58.886200][ T1871] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.316: Allocating blocks 497-513 which overlap fs metadata [ 58.899231][ T1869] EXT4-fs (loop2): pa ffff888111db42a0: logic 128, phys. 385, len 8 [ 58.922469][ T1869] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 58.933153][ T1871] EXT4-fs (loop1): pa ffff888111db40a8: logic 128, phys. 385, len 8 [ 58.941208][ T1871] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 58.944132][ T1881] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.972759][ T1885] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.015139][ T1881] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.317: Allocating blocks 497-513 which overlap fs metadata [ 59.028377][ T1883] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 59.035124][ T1881] EXT4-fs (loop6): pa ffff88813303f5e8: logic 128, phys. 385, len 8 [ 59.048434][ T1869] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: [ 59.051572][ T1881] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, [ 59.051578][ T1869] block 369: [ 59.051587][ T1881] free 0, pa_free 1 [ 59.060207][ T1869] freeing already freed block (bit 23); block bitmap corrupt. [ 59.086733][ T1889] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.100639][ T1881] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 59.130717][ T1885] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.318: Allocating blocks 497-513 which overlap fs metadata [ 59.146493][ T1885] EXT4-fs (loop3): pa ffff888132fb17e0: logic 128, phys. 385, len 8 [ 59.154621][ T1885] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 59.176846][ T1896] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.183332][ T1889] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.319: Allocating blocks 497-513 which overlap fs metadata [ 59.203051][ T1889] EXT4-fs (loop5): pa ffff888132fb1bd0: logic 128, phys. 385, len 8 [ 59.211127][ T1889] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 59.233520][ T1898] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.260089][ T1896] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.320: Allocating blocks 497-513 which overlap fs metadata [ 59.274759][ T1889] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 59.290061][ T1903] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.291395][ T1896] EXT4-fs (loop1): pa ffff88813303fe70: logic 128, phys. 385, len 8 [ 59.310230][ T1896] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 59.330508][ T1898] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.321: Allocating blocks 497-513 which overlap fs metadata [ 59.345011][ T1898] EXT4-fs (loop2): pa ffff888132fb15e8: logic 128, phys. 385, len 8 [ 59.353184][ T1898] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 59.369474][ T1907] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 59.396957][ T1903] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.322: Allocating blocks 497-513 which overlap fs metadata [ 59.416260][ T1903] EXT4-fs (loop6): pa ffff888132d85738: logic 128, phys. 385, len 8 [ 59.422440][ T1898] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 59.424347][ T1903] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 59.464901][ T1910] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.478487][ T1913] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.479794][ T1903] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 59.516338][ T1916] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.533306][ T1913] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.324: Allocating blocks 497-513 which overlap fs metadata [ 59.536856][ T1910] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.323: Allocating blocks 497-513 which overlap fs metadata [ 59.548911][ T1913] EXT4-fs (loop5): pa ffff888120c69bd0: logic 128, phys. 385, len 8 [ 59.562592][ T1910] EXT4-fs (loop3): pa ffff888132d85540: logic 128, phys. 385, len 8 [ 59.569731][ T1913] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, [ 59.577791][ T1910] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, [ 59.577798][ T1913] free 0, pa_free 1 [ 59.598692][ T1910] free 0, pa_free 1 [ 59.613857][ T1918] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.615693][ T1913] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 59.643154][ T1916] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.325: Allocating blocks 497-513 which overlap fs metadata [ 59.651469][ T1910] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 59.658458][ T1916] EXT4-fs (loop1): pa ffff8881330b7d20: logic 128, phys. 385, len 8 [ 59.679993][ T1916] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 59.684670][ T1918] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.326: Allocating blocks 497-513 which overlap fs metadata [ 59.707390][ T1918] EXT4-fs (loop2): pa ffff8881330b7348: logic 128, phys. 385, len 8 [ 59.715844][ T1918] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 59.716444][ T1931] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 59.756084][ T1927] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.763558][ T1918] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 59.791478][ T1927] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.327: Allocating blocks 497-513 which overlap fs metadata [ 59.805746][ T1927] EXT4-fs (loop6): pa ffff888132d85b28: logic 128, phys. 385, len 8 [ 59.813817][ T1927] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 59.858908][ T1927] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 59.893264][ T1941] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.893534][ T1938] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.915884][ T1942] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.931932][ T1941] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.330: Allocating blocks 497-513 which overlap fs metadata [ 59.946176][ T1938] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.328: Allocating blocks 497-513 which overlap fs metadata [ 59.946458][ T1941] EXT4-fs (loop1): pa ffff888111eea0a8: logic 128, phys. 385, len 8 [ 59.961249][ T1944] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.968059][ T1941] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 59.980595][ T1938] EXT4-fs (loop5): pa ffff8881330dcbd0: logic 128, phys. 385, len 8 [ 59.998189][ T1938] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 60.006866][ T1942] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.331: Allocating blocks 497-513 which overlap fs metadata [ 60.029559][ T1941] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 60.043630][ T1937] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 60.045460][ T1942] EXT4-fs (loop2): pa ffff888111db4738: logic 128, phys. 385, len 8 [ 60.064395][ T1942] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 60.081842][ T1944] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.332: Allocating blocks 497-513 which overlap fs metadata [ 60.145303][ T1944] EXT4-fs (loop6): pa ffff888111db45e8: logic 128, phys. 385, len 8 [ 60.147777][ T1938] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, [ 60.153452][ T1944] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 60.171377][ T1938] inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 60.192749][ T10] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 60.212519][ T10] EXT4-fs (loop5): This should not happen!! Data will be lost [ 60.212519][ T10] [ 60.222840][ T10] EXT4-fs (loop5): Total free blocks count 0 [ 60.229098][ T10] EXT4-fs (loop5): Free/Dirty block details [ 60.232553][ T1937] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.329: Allocating blocks 497-513 which overlap fs metadata [ 60.236482][ T10] EXT4-fs (loop5): free_blocks=32 [ 60.254178][ T10] EXT4-fs (loop5): dirty_blocks=0 [ 60.259498][ T10] EXT4-fs (loop5): Block reservation details [ 60.266705][ T10] EXT4-fs (loop5): i_reserved_data_blocks=0 [ 60.275239][ T1958] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 60.290883][ T1937] EXT4-fs (loop3): pa ffff888132e10e70: logic 128, phys. 385, len 8 [ 60.299025][ T1937] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 60.322964][ T10] EXT4-fs (loop6): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 60.335467][ T10] EXT4-fs (loop6): This should not happen!! Data will be lost [ 60.335467][ T10] [ 60.345580][ T10] EXT4-fs (loop6): Total free blocks count 0 [ 60.351582][ T10] EXT4-fs (loop6): Free/Dirty block details [ 60.357575][ T10] EXT4-fs (loop6): free_blocks=32 [ 60.368232][ T1961] set_capacity_and_notify: 51 callbacks suppressed [ 60.368246][ T1961] loop1: detected capacity change from 0 to 1024 [ 60.380181][ T10] EXT4-fs (loop6): dirty_blocks=0 [ 60.385857][ T1963] loop2: detected capacity change from 0 to 1024 [ 60.403183][ T1961] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 60.409067][ T1965] loop5: detected capacity change from 0 to 1024 [ 60.420002][ T10] EXT4-fs (loop6): Block reservation details [ 60.428740][ T1963] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 60.441514][ T10] EXT4-fs (loop6): i_reserved_data_blocks=0 [ 60.455706][ T1961] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.333: Allocating blocks 497-513 which overlap fs metadata [ 60.459152][ T1965] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 60.478264][ T1969] loop3: detected capacity change from 0 to 1024 [ 60.482614][ T1961] EXT4-fs (loop1): pa ffff8881330beb28: logic 128, phys. 385, len 8 [ 60.496387][ T1961] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 60.532369][ T1969] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 60.559314][ T1963] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.335: Allocating blocks 497-513 which overlap fs metadata [ 60.561777][ T1976] loop6: detected capacity change from 0 to 1024 [ 60.582384][ T1963] EXT4-fs (loop2): pa ffff8881330be738: logic 128, phys. 385, len 8 [ 60.590693][ T1963] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 60.602471][ T1976] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 60.615583][ T1969] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.337: Allocating blocks 497-513 which overlap fs metadata [ 60.631524][ T1969] EXT4-fs (loop3): pa ffff888132c5adc8: logic 128, phys. 385, len 8 [ 60.639675][ T1969] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 60.641221][ T1965] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.334: Allocating blocks 497-513 which overlap fs metadata [ 60.651471][ T1960] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 60.689008][ T1969] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 60.714761][ T1963] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 60.714859][ T1965] EXT4-fs (loop5): pa ffff888111fd9000: logic 128, phys. 385, len 8 [ 60.738022][ T1965] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 60.745734][ T1976] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.336: Allocating blocks 497-513 which overlap fs metadata [ 60.763811][ T318] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 60.768356][ T1976] EXT4-fs (loop6): pa ffff888111eea348: logic 128, phys. 385, len 8 [ 60.776609][ T318] EXT4-fs (loop2): This should not happen!! Data will be lost [ 60.776609][ T318] [ 60.784505][ T1976] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 60.803826][ T318] EXT4-fs (loop2): Total free blocks count 0 [ 60.811260][ T318] EXT4-fs (loop2): Free/Dirty block details [ 60.817686][ T318] EXT4-fs (loop2): free_blocks=32 [ 60.829537][ T318] EXT4-fs (loop2): dirty_blocks=0 [ 60.834353][ T1980] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 60.838502][ T1986] loop1: detected capacity change from 0 to 1024 [ 60.863692][ T318] EXT4-fs (loop2): Block reservation details [ 60.869844][ T1986] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 60.878339][ T1988] loop3: detected capacity change from 0 to 1024 [ 60.892666][ T318] EXT4-fs (loop2): i_reserved_data_blocks=0 [ 60.905788][ T8] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 60.918539][ T8] EXT4-fs (loop5): This should not happen!! Data will be lost [ 60.918539][ T8] [ 60.928474][ T1988] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 60.940890][ T8] EXT4-fs (loop5): Total free blocks count 0 [ 60.947316][ T8] EXT4-fs (loop5): Free/Dirty block details [ 60.953533][ T8] EXT4-fs (loop5): free_blocks=32 [ 60.958577][ T8] EXT4-fs (loop5): dirty_blocks=0 [ 60.963907][ T8] EXT4-fs (loop5): Block reservation details [ 60.965648][ T1986] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.338: Allocating blocks 497-513 which overlap fs metadata [ 60.969901][ T8] EXT4-fs (loop5): i_reserved_data_blocks=0 [ 60.991532][ T1986] EXT4-fs (loop1): pa ffff888111e885e8: logic 128, phys. 385, len 8 [ 60.999677][ T1986] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 61.008448][ T1988] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.339: Allocating blocks 497-513 which overlap fs metadata [ 61.024450][ T1988] EXT4-fs (loop3): pa ffff888111eea888: logic 128, phys. 385, len 8 [ 61.032511][ T1988] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 61.035978][ T1992] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 61.068990][ T1988] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 61.076139][ T1995] loop2: detected capacity change from 0 to 1024 [ 61.087315][ T1998] loop5: detected capacity change from 0 to 1024 [ 61.101655][ T1999] loop6: detected capacity change from 0 to 1024 [ 61.105990][ T1998] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.120572][ T1995] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.152685][ T1998] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.341: Allocating blocks 497-513 which overlap fs metadata [ 61.153241][ T1995] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.340: Allocating blocks 497-513 which overlap fs metadata [ 61.166842][ T1998] EXT4-fs (loop5): pa ffff888132cd7a80: logic 128, phys. 385, len 8 [ 61.181225][ T1995] EXT4-fs (loop2): pa ffff888111e88888: logic 128, phys. 385, len 8 [ 61.188719][ T1998] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 61.196995][ T1995] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 61.231072][ T1999] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.275390][ T1999] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.342: Allocating blocks 497-513 which overlap fs metadata [ 61.281626][ T2008] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.289532][ T1999] EXT4-fs (loop6): pa ffff888111e597e0: logic 128, phys. 385, len 8 [ 61.302624][ T2009] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.309407][ T1999] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 61.338056][ T1998] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 61.401437][ T2009] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.344: Allocating blocks 497-513 which overlap fs metadata [ 61.421440][ T2008] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.343: Allocating blocks 497-513 which overlap fs metadata [ 61.443042][ T2008] EXT4-fs (loop3): pa ffff888120e3ba80: logic 128, phys. 385, len 8 [ 61.451113][ T2008] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 61.461961][ T2009] EXT4-fs (loop1): pa ffff888111e59f18: logic 128, phys. 385, len 8 [ 61.470641][ T2009] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 61.486446][ T2018] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.548666][ T2018] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.345: Allocating blocks 497-513 which overlap fs metadata [ 61.563057][ T2018] EXT4-fs (loop2): pa ffff888111e20f18: logic 128, phys. 385, len 8 [ 61.571070][ T2018] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 61.583800][ T2022] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.596144][ T2025] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.627107][ T2030] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.668650][ T2022] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.346: Allocating blocks 497-513 which overlap fs metadata [ 61.684494][ T2025] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.347: Allocating blocks 497-513 which overlap fs metadata [ 61.690841][ T2030] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.348: Allocating blocks 497-513 which overlap fs metadata [ 61.714429][ T2030] EXT4-fs (loop3): pa ffff888111e203f0: logic 128, phys. 385, len 8 [ 61.714454][ T2022] EXT4-fs (loop5): pa ffff8881330dc1f8: logic 128, phys. 385, len 8 [ 61.722818][ T2030] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, [ 61.730845][ T2022] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 61.731007][ T2025] EXT4-fs (loop6): pa ffff8881330dcd20: logic 128, phys. 385, len 8 [ 61.739490][ T2030] free 0, pa_free 1 [ 61.761441][ T2039] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369: [ 61.761753][ T2025] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, [ 61.761754][ T2039] freeing already freed block (bit 23); block bitmap corrupt. [ 61.761769][ T2025] free 0, pa_free 1 [ 61.789756][ T2030] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 61.813230][ T2038] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 61.837143][ T2033] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.849679][ T8] EXT4-fs (loop6): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 61.875146][ T8] EXT4-fs (loop6): This should not happen!! Data will be lost [ 61.875146][ T8] [ 61.885283][ T8] EXT4-fs (loop6): Total free blocks count 0 [ 61.891447][ T8] EXT4-fs (loop6): Free/Dirty block details [ 61.893808][ T2033] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.349: Allocating blocks 497-513 which overlap fs metadata [ 61.901071][ T2044] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.923312][ T2046] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.936041][ T2047] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.936061][ T8] EXT4-fs (loop6): free_blocks=32 [ 61.953609][ T2033] EXT4-fs (loop1): pa ffff888132cfbb28: logic 128, phys. 385, len 8 [ 61.961628][ T2033] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 61.971822][ T8] EXT4-fs (loop6): dirty_blocks=0 [ 61.976923][ T8] EXT4-fs (loop6): Block reservation details [ 61.982978][ T8] EXT4-fs (loop6): i_reserved_data_blocks=0 [ 62.028578][ T2047] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.351: Allocating blocks 497-513 which overlap fs metadata [ 62.043866][ T2047] EXT4-fs (loop5): pa ffff888133066b28: logic 128, phys. 385, len 8 [ 62.051971][ T2047] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 62.056886][ T2050] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 62.090187][ T2044] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.352: Allocating blocks 497-513 which overlap fs metadata [ 62.090474][ T2046] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.350: Allocating blocks 497-513 which overlap fs metadata [ 62.114440][ T2044] EXT4-fs (loop3): pa ffff8881330667e0: logic 128, phys. 385, len 8 [ 62.118805][ T2046] EXT4-fs (loop2): pa ffff888132c22e70: logic 128, phys. 385, len 8 [ 62.126051][ T2044] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 62.137150][ T2047] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 62.144485][ T2046] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 62.190551][ T2058] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 62.204383][ T2044] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 62.220936][ T2046] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 62.259879][ T2065] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 62.277459][ T2058] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.353: Allocating blocks 497-513 which overlap fs metadata [ 62.296761][ T2058] EXT4-fs (loop6): pa ffff888111edec78: logic 128, phys. 385, len 8 [ 62.305327][ T2058] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 62.316689][ T2065] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.354: Allocating blocks 497-513 which overlap fs metadata [ 62.331628][ T2065] EXT4-fs (loop1): pa ffff888111edee70: logic 128, phys. 385, len 8 [ 62.336289][ T2067] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 62.339708][ T2065] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 62.363928][ T2068] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 62.388514][ T2071] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 62.394973][ T2065] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 62.437779][ T2071] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.356: Allocating blocks 497-513 which overlap fs metadata [ 62.439508][ T2067] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.355: Allocating blocks 497-513 which overlap fs metadata [ 62.452022][ T2071] EXT4-fs (loop3): pa ffff8881330669d8: logic 128, phys. 385, len 8 [ 62.473996][ T2071] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 62.484641][ T2075] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 62.488810][ T2067] EXT4-fs (loop5): pa ffff888132c22888: logic 128, phys. 385, len 8 [ 62.504998][ T2067] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 62.514909][ T2071] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 62.558626][ T2075] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.357: Allocating blocks 497-513 which overlap fs metadata [ 62.566057][ T2079] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 62.612394][ T2075] EXT4-fs (loop2): pa ffff888132e19348: logic 128, phys. 385, len 8 [ 62.620558][ T2075] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 62.623200][ T2087] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 62.632719][ T2083] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 62.662528][ T2086] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 62.701006][ T2083] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.358: Allocating blocks 497-513 which overlap fs metadata [ 62.718011][ T2083] EXT4-fs (loop6): pa ffff888132e19dc8: logic 128, phys. 385, len 8 [ 62.726685][ T2083] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 62.754410][ T2086] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.359: Allocating blocks 497-513 which overlap fs metadata [ 62.757033][ T2087] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.360: Allocating blocks 497-513 which overlap fs metadata [ 62.783660][ T2086] EXT4-fs (loop1): pa ffff888132ea40a8: logic 128, phys. 385, len 8 [ 62.787427][ T2083] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: [ 62.791784][ T2086] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 62.800514][ T2083] block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 62.810945][ T2087] EXT4-fs (loop3): pa ffff888132fdcb28: logic 128, phys. 385, len 8 [ 62.826836][ T2087] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 62.829439][ T2096] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 62.868810][ T2086] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 62.894925][ T2098] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 62.918587][ T2096] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.361: Allocating blocks 497-513 which overlap fs metadata [ 62.936265][ T2101] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 62.949112][ T2096] EXT4-fs (loop5): pa ffff888132fdcdc8: logic 128, phys. 385, len 8 [ 62.957192][ T2096] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 62.994200][ T2101] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.362: Allocating blocks 497-513 which overlap fs metadata [ 63.013085][ T2101] EXT4-fs (loop2): pa ffff888132ea45e8: logic 128, phys. 385, len 8 [ 63.013888][ T2096] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: [ 63.021139][ T2101] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 63.030045][ T2096] block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 63.058854][ T2111] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 63.060424][ T2106] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.082550][ T2110] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.086887][ T2108] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.144122][ T2106] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.365: Allocating blocks 497-513 which overlap fs metadata [ 63.159137][ T2110] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.363: Allocating blocks 497-513 which overlap fs metadata [ 63.177180][ T2110] EXT4-fs (loop6): pa ffff888132fdca80: logic 128, phys. 385, len 8 [ 63.178429][ T2106] EXT4-fs (loop3): pa ffff888132ea4930: logic 128, phys. 385, len 8 [ 63.185248][ T2110] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 63.203031][ T2110] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 63.203471][ T2106] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 63.229051][ T2108] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 63.267647][ T2106] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 63.304290][ T2124] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.318017][ T2119] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.354709][ T2119] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.366: Allocating blocks 497-513 which overlap fs metadata [ 63.360722][ T2124] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.367: Allocating blocks 497-513 which overlap fs metadata [ 63.369994][ T2126] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.394803][ T2130] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.407104][ T2128] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.412758][ T2119] EXT4-fs (loop5): pa ffff888132dd91f8: logic 128, phys. 385, len 8 [ 63.427228][ T2119] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 63.438351][ T2124] EXT4-fs (loop2): pa ffff8881330fc000: logic 128, phys. 385, len 8 [ 63.446634][ T2124] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 63.476942][ T2126] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.368: Allocating blocks 497-513 which overlap fs metadata [ 63.494017][ T2126] EXT4-fs (loop6): pa ffff888132dd9a80: logic 128, phys. 385, len 8 [ 63.502209][ T2126] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 63.521864][ T2135] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 63.554332][ T2130] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.369: Allocating blocks 497-513 which overlap fs metadata [ 63.566067][ T2128] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.370: Allocating blocks 497-513 which overlap fs metadata [ 63.575023][ T2123] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 63.589811][ T2128] EXT4-fs (loop3): pa ffff8881330b72a0: logic 128, phys. 385, len 8 [ 63.597000][ T2130] EXT4-fs (loop1): pa ffff888111db4d20: logic 128, phys. 385, len 8 [ 63.604621][ T2128] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 63.612674][ T2130] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 63.647645][ T2145] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 63.663796][ T2129] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 63.703190][ T2147] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.710042][ T2149] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.738235][ T2151] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.760461][ T2149] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.372: Allocating blocks 497-513 which overlap fs metadata [ 63.762422][ T2151] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.373: Allocating blocks 497-513 which overlap fs metadata [ 63.774634][ T2149] EXT4-fs (loop2): pa ffff888132da45e8: logic 128, phys. 385, len 8 [ 63.790286][ T2155] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.796323][ T2149] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 63.808963][ T2151] EXT4-fs (loop6): pa ffff888132cd71f8: logic 128, phys. 385, len 8 [ 63.827165][ T2151] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 63.845686][ T2147] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.371: Allocating blocks 497-513 which overlap fs metadata [ 63.856812][ T2149] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 63.862800][ T2147] EXT4-fs (loop5): pa ffff888132da4f18: logic 128, phys. 385, len 8 [ 63.882128][ T2147] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 63.888860][ T2155] EXT4-fs mount: 257 callbacks suppressed [ 63.888876][ T2155] 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. Quota mode: writeback. [ 63.929053][ T2154] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE 2026/04/19 23:42:35 executed programs: 369 [ 63.999003][ T2147] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 63.999464][ T2155] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.375: Allocating blocks 497-513 which overlap fs metadata [ 64.017592][ T2150] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 64.045158][ T2155] EXT4-fs (loop3): pa ffff888132fb12a0: logic 128, phys. 385, len 8 [ 64.045172][ T45] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 64.045199][ T2155] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 64.076561][ T2154] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 64.076791][ T45] EXT4-fs (loop5): This should not happen!! Data will be lost [ 64.076791][ T45] [ 64.115703][ T45] EXT4-fs (loop5): Total free blocks count 0 [ 64.122449][ T45] EXT4-fs (loop5): Free/Dirty block details [ 64.128594][ T45] EXT4-fs (loop5): free_blocks=32 [ 64.134047][ T45] EXT4-fs (loop5): dirty_blocks=0 [ 64.139254][ T45] EXT4-fs (loop5): Block reservation details [ 64.141862][ T2154] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.374: Allocating blocks 497-513 which overlap fs metadata [ 64.155216][ T45] EXT4-fs (loop5): i_reserved_data_blocks=0 [ 64.165457][ T2153] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 15: block 369: [ 64.165478][ T2154] EXT4-fs (loop1): pa ffff888132fb19d8: logic 128, phys. 385, len 8 [ 64.174786][ T2153] freeing already freed block (bit 23); block bitmap corrupt. [ 64.190707][ T2154] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 64.229059][ T2170] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 64.264202][ T2172] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 64.276618][ T2174] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 64.301214][ T2176] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 64.320609][ T2181] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 64.321103][ T2172] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 64.361626][ T2178] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 64.386107][ T2172] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.376: Allocating blocks 497-513 which overlap fs metadata [ 64.401386][ T2174] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 64.405245][ T2176] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 64.435636][ T2172] EXT4-fs (loop2): pa ffff888132e101f8: logic 128, phys. 385, len 8 [ 64.458554][ T2181] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 64.465415][ T2172] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 64.500404][ T2174] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.378: Allocating blocks 497-513 which overlap fs metadata [ 64.523033][ T2178] 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. Quota mode: writeback. [ 64.559807][ T2181] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.380: Allocating blocks 497-513 which overlap fs metadata [ 64.562007][ T2174] EXT4-fs (loop6): pa ffff888132fb10a8: logic 128, phys. 385, len 8 [ 64.580293][ T2176] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.377: Allocating blocks 497-513 which overlap fs metadata [ 64.581839][ T2174] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 64.611008][ T2176] EXT4-fs (loop5): pa ffff888120c69e70: logic 128, phys. 385, len 8 [ 64.619264][ T2176] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 64.630672][ T2192] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 64.631900][ T2181] EXT4-fs (loop1): pa ffff888120c69c78: logic 128, phys. 385, len 8 [ 64.653506][ T2181] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 64.671626][ T2178] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.379: Allocating blocks 497-513 which overlap fs metadata [ 64.684218][ T2176] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 64.699897][ T2178] EXT4-fs (loop3): pa ffff888111db4150: logic 128, phys. 385, len 8 [ 64.699927][ T2178] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 64.728970][ T2180] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 64.733364][ T2178] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 64.814229][ T2199] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 64.831595][ T2201] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 64.841119][ T2205] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 64.849899][ T2199] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 64.857350][ T2201] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 64.890853][ T2199] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.381: Allocating blocks 497-513 which overlap fs metadata [ 64.914075][ T2204] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 64.937745][ T2200] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 64.944375][ T2201] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.382: Allocating blocks 497-513 which overlap fs metadata [ 64.953607][ T2199] EXT4-fs (loop2): pa ffff888132e10150: logic 128, phys. 385, len 8 [ 64.971830][ T2199] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 64.983325][ T2205] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 65.012308][ T2201] EXT4-fs (loop6): pa ffff888132ea50a8: logic 128, phys. 385, len 8 [ 65.020483][ T2201] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 65.044184][ T2200] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 65.059384][ T2205] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.383: Allocating blocks 497-513 which overlap fs metadata [ 65.086997][ T2204] 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. Quota mode: writeback. [ 65.088406][ T2199] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 65.139766][ T2205] EXT4-fs (loop5): pa ffff888132ea5348: logic 128, phys. 385, len 8 [ 65.139953][ T411] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 65.148147][ T2205] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 65.165969][ T2200] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.384: Allocating blocks 497-513 which overlap fs metadata [ 65.182033][ T411] EXT4-fs (loop2): This should not happen!! Data will be lost [ 65.182033][ T411] [ 65.182846][ T2196] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 15: [ 65.194334][ T411] EXT4-fs (loop2): Total free blocks count 0 [ 65.194354][ T411] EXT4-fs (loop2): Free/Dirty block details [ 65.202888][ T2196] block 369: [ 65.208859][ T411] EXT4-fs (loop2): free_blocks=32 [ 65.214783][ T2196] freeing already freed block (bit 23); block bitmap corrupt. [ 65.218062][ T411] EXT4-fs (loop2): dirty_blocks=0 [ 65.232726][ T2200] EXT4-fs (loop1): pa ffff8881330e4e70: logic 128, phys. 385, len 8 [ 65.235763][ T411] EXT4-fs (loop2): Block reservation details [ 65.243997][ T2200] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 65.250272][ T411] EXT4-fs (loop2): i_reserved_data_blocks=0 [ 65.266474][ T2204] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.385: Allocating blocks 497-513 which overlap fs metadata [ 65.282396][ T2204] EXT4-fs (loop3): pa ffff888132e10930: logic 128, phys. 385, len 8 [ 65.290423][ T2204] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 65.308852][ T2219] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 65.351149][ T2220] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 65.372579][ T2223] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 65.387091][ T2227] set_capacity_and_notify: 44 callbacks suppressed [ 65.387108][ T2227] loop5: detected capacity change from 0 to 1024 [ 65.391731][ T2226] loop6: detected capacity change from 0 to 1024 [ 65.400414][ T2229] loop1: detected capacity change from 0 to 1024 [ 65.422856][ T2227] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 65.424526][ T2229] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 65.448352][ T318] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 65.468099][ T2226] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 65.478978][ T318] EXT4-fs (loop3): This should not happen!! Data will be lost [ 65.478978][ T318] [ 65.490533][ T318] EXT4-fs (loop3): Total free blocks count 0 [ 65.493278][ T2227] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 65.497744][ T318] EXT4-fs (loop3): Free/Dirty block details [ 65.533981][ T318] EXT4-fs (loop3): free_blocks=32 [ 65.540020][ T2223] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 65.541702][ T2227] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.387: Allocating blocks 497-513 which overlap fs metadata [ 65.568287][ T318] EXT4-fs (loop3): dirty_blocks=0 [ 65.582548][ T2227] EXT4-fs (loop5): pa ffff8881330bee70: logic 128, phys. 385, len 8 [ 65.587649][ T2229] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 65.594889][ T2227] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 65.633173][ T318] EXT4-fs (loop3): Block reservation details [ 65.633633][ T2226] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 65.639223][ T318] EXT4-fs (loop3): i_reserved_data_blocks=0 [ 65.688585][ T2229] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.389: Allocating blocks 497-513 which overlap fs metadata [ 65.715758][ T2223] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.386: Allocating blocks 497-513 which overlap fs metadata [ 65.720345][ T2226] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.388: Allocating blocks 497-513 which overlap fs metadata [ 65.738984][ T2229] EXT4-fs (loop1): pa ffff8881330dcbd0: logic 128, phys. 385, len 8 [ 65.751697][ T2229] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 65.758755][ T2226] EXT4-fs (loop6): pa ffff8881330dc2a0: logic 128, phys. 385, len 8 [ 65.762434][ T2223] EXT4-fs (loop2): pa ffff8881330be150: logic 128, phys. 385, len 8 [ 65.769839][ T2226] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, [ 65.777774][ T2223] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 65.796529][ T2226] free 0, pa_free 1 [ 65.796585][ T2224] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 65.836612][ T2243] loop3: detected capacity change from 0 to 1024 [ 65.838511][ T2229] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 65.864092][ T2222] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 65.935494][ T2247] loop2: detected capacity change from 0 to 1024 [ 65.939857][ T2249] loop5: detected capacity change from 0 to 1024 [ 65.946862][ T2251] loop6: detected capacity change from 0 to 1024 [ 65.952580][ T2245] loop1: detected capacity change from 0 to 1024 [ 65.959807][ T2243] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 65.984432][ T2249] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 65.988707][ T2243] 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. Quota mode: writeback. [ 65.996708][ T2245] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 66.025354][ T2251] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 66.048739][ T2247] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 66.063917][ T2243] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.390: Allocating blocks 497-513 which overlap fs metadata [ 66.082122][ T2243] EXT4-fs (loop3): pa ffff888132d85540: logic 128, phys. 385, len 8 [ 66.090285][ T2243] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 66.101558][ T2245] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 66.131731][ T2249] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 66.138805][ T2247] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 66.160231][ T2251] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 66.214792][ T2249] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.391: Allocating blocks 497-513 which overlap fs metadata [ 66.236355][ T2249] EXT4-fs (loop5): pa ffff8881330e4930: logic 128, phys. 385, len 8 [ 66.244446][ T2249] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 66.251915][ T2251] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.394: Allocating blocks 497-513 which overlap fs metadata [ 66.260373][ T2243] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 66.281146][ T2247] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.392: Allocating blocks 497-513 which overlap fs metadata [ 66.283429][ T2245] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.393: Allocating blocks 497-513 which overlap fs metadata [ 66.307110][ T2247] EXT4-fs (loop2): pa ffff8881330b7348: logic 128, phys. 385, len 8 [ 66.311064][ T2245] EXT4-fs (loop1): pa ffff8881330b71f8: logic 128, phys. 385, len 8 [ 66.318394][ T2247] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, [ 66.326360][ T2245] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 66.329753][ T2251] EXT4-fs (loop6): pa ffff888132cd70a8: logic 128, phys. 385, len 8 [ 66.334907][ T2247] free 0, pa_free 1 [ 66.344831][ T2251] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 66.360721][ T2249] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 66.396823][ T2247] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 66.413642][ T2245] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 66.431276][ T2250] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 66.464260][ T2267] loop5: detected capacity change from 0 to 1024 [ 66.471547][ T2269] loop3: detected capacity change from 0 to 1024 [ 66.479234][ T2269] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 66.493667][ T2269] 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. Quota mode: writeback. [ 66.523950][ T2267] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 66.536217][ T2271] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 66.550620][ T2277] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 66.555045][ T2269] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.395: Allocating blocks 497-513 which overlap fs metadata [ 66.564475][ T2271] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 66.577312][ T2269] EXT4-fs (loop3): pa ffff8881330b7930: logic 128, phys. 385, len 8 [ 66.612618][ T2269] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 66.623309][ T2273] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 66.636682][ T2267] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 66.661210][ T2271] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.398: Allocating blocks 497-513 which overlap fs metadata [ 66.673798][ T2277] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 66.709088][ T2273] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 66.740033][ T2267] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.396: Allocating blocks 497-513 which overlap fs metadata [ 66.762026][ T2268] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 66.763745][ T2273] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.397: Allocating blocks 497-513 which overlap fs metadata [ 66.778134][ T2271] EXT4-fs (loop1): pa ffff88813303f000: logic 128, phys. 385, len 8 [ 66.793101][ T2267] EXT4-fs (loop5): pa ffff88813303fc78: logic 128, phys. 385, len 8 [ 66.799132][ T2271] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 66.807123][ T2267] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 66.824730][ T2277] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.399: Allocating blocks 497-513 which overlap fs metadata [ 66.838020][ T2273] EXT4-fs (loop2): pa ffff888111e59738: logic 128, phys. 385, len 8 [ 66.846924][ T2277] EXT4-fs (loop6): pa ffff888111e59a80: logic 128, phys. 385, len 8 [ 66.848974][ T2273] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 66.857057][ T2277] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 66.892696][ T2270] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 66.899420][ T2267] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 66.920042][ T2277] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 66.952840][ T2272] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 66.975230][ T2294] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 66.993317][ T2294] 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. Quota mode: writeback. [ 67.055591][ T2294] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.400: Allocating blocks 497-513 which overlap fs metadata [ 67.085352][ T2294] EXT4-fs (loop3): pa ffff888111e593f0: logic 128, phys. 385, len 8 [ 67.093480][ T2294] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 67.115074][ T2302] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 67.116851][ T2305] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 67.153372][ T2302] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 67.182260][ T2304] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 67.183268][ T2298] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 67.213013][ T2300] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 67.225850][ T2302] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.404: Allocating blocks 497-513 which overlap fs metadata [ 67.241820][ T2309] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 67.258966][ T2302] EXT4-fs (loop2): pa ffff888120e3b150: logic 128, phys. 385, len 8 [ 67.267355][ T2302] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 67.268063][ T2304] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 67.324513][ T2302] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 67.325343][ T2304] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.401: Allocating blocks 497-513 which overlap fs metadata [ 67.350653][ T2300] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 67.354903][ T2309] 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. Quota mode: writeback. [ 67.381760][ T2298] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 67.425581][ T2304] EXT4-fs (loop1): pa ffff888120e3b3f0: logic 128, phys. 385, len 8 [ 67.444684][ T2304] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 67.459916][ T2309] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.405: Allocating blocks 497-513 which overlap fs metadata [ 67.462718][ T2300] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.402: Allocating blocks 497-513 which overlap fs metadata [ 67.474240][ T2309] EXT4-fs (loop3): pa ffff888132d94498: logic 128, phys. 385, len 8 [ 67.495796][ T2309] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 67.518235][ T2300] EXT4-fs (loop5): pa ffff888111eded20: logic 128, phys. 385, len 8 [ 67.526305][ T2300] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 67.536231][ T2298] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.403: Allocating blocks 497-513 which overlap fs metadata [ 67.553238][ T2309] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 67.558110][ T2298] EXT4-fs (loop6): pa ffff888111ede9d8: logic 128, phys. 385, len 8 [ 67.575794][ T2298] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 67.586026][ T2303] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 67.598098][ T2300] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 67.621081][ T2322] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 67.636905][ T2324] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 67.654351][ T2322] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 67.693035][ T2322] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.406: Allocating blocks 497-513 which overlap fs metadata [ 67.712869][ T2322] EXT4-fs (loop2): pa ffff888132d94930: logic 128, phys. 385, len 8 [ 67.720925][ T2322] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 67.726126][ T2328] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 67.748486][ T2330] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 67.769681][ T2322] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 67.794272][ T2328] 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. Quota mode: writeback. [ 67.825596][ T2330] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 67.856343][ T2333] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 67.875227][ T2334] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 67.878949][ T2328] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.407: Allocating blocks 497-513 which overlap fs metadata [ 67.901462][ T2328] EXT4-fs (loop3): pa ffff888132e19d20: logic 128, phys. 385, len 8 [ 67.909585][ T2328] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 67.920758][ T2330] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.408: Allocating blocks 497-513 which overlap fs metadata [ 67.943079][ T2333] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 67.959842][ T2328] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 67.971098][ T2330] EXT4-fs (loop1): pa ffff8881330663f0: logic 128, phys. 385, len 8 [ 67.993569][ T2330] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 68.000972][ T2333] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.410: Allocating blocks 497-513 which overlap fs metadata [ 68.020207][ T2334] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 68.038657][ T2333] EXT4-fs (loop5): pa ffff888133066f18: logic 128, phys. 385, len 8 [ 68.056158][ T2333] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 68.065991][ T2330] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 68.085873][ T2333] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 68.107699][ T2334] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.409: Allocating blocks 497-513 which overlap fs metadata [ 68.122707][ T2334] EXT4-fs (loop6): pa ffff888132e19348: logic 128, phys. 385, len 8 [ 68.130718][ T2334] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 68.141230][ T2348] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 68.185855][ T2351] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 68.213210][ T2355] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 68.227230][ T2348] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 68.256465][ T2351] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 68.258270][ T2356] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 68.311641][ T2348] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.411: Allocating blocks 497-513 which overlap fs metadata [ 68.318423][ T2355] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 68.326788][ T2348] EXT4-fs (loop2): pa ffff888132ea4540: logic 128, phys. 385, len 8 [ 68.359708][ T2351] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.413: Allocating blocks 497-513 which overlap fs metadata [ 68.361331][ T2348] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 68.385875][ T2351] EXT4-fs (loop1): pa ffff888132c22930: logic 128, phys. 385, len 8 [ 68.394059][ T2351] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 68.396092][ T2356] 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. Quota mode: writeback. [ 68.422223][ T2351] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 68.438923][ T2355] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.414: Allocating blocks 497-513 which overlap fs metadata [ 68.460609][ T2355] EXT4-fs (loop5): pa ffff888132ea4d20: logic 128, phys. 385, len 8 [ 68.468683][ T2355] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 68.471869][ T2356] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.412: Allocating blocks 497-513 which overlap fs metadata [ 68.501651][ T2346] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 68.519054][ T2355] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 68.532191][ T2356] EXT4-fs (loop3): pa ffff888132c22540: logic 128, phys. 385, len 8 [ 68.541663][ T2356] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 68.557416][ T2368] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 68.582567][ T2371] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 68.612405][ T2368] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 68.642258][ T2371] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 68.644476][ T2374] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 68.682677][ T2377] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 68.709876][ T2371] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.416: Allocating blocks 497-513 which overlap fs metadata [ 68.725482][ T2368] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.415: Allocating blocks 497-513 which overlap fs metadata [ 68.736780][ T2374] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 68.743596][ T2368] EXT4-fs (loop6): pa ffff888132ea4dc8: logic 128, phys. 385, len 8 [ 68.775587][ T2368] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 68.776250][ T2377] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 68.789299][ T2374] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.417: Allocating blocks 497-513 which overlap fs metadata [ 68.823349][ T2371] EXT4-fs (loop1): pa ffff888132d8fe70: logic 128, phys. 385, len 8 [ 68.835598][ T2371] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 68.848525][ T2382] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 68.867211][ T2377] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.418: Allocating blocks 497-513 which overlap fs metadata [ 68.883506][ T2377] EXT4-fs (loop5): pa ffff888132fdc348: logic 128, phys. 385, len 8 [ 68.891566][ T2377] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 68.909082][ T2368] EXT4-fs error (device loop6): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 68.918877][ T2371] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 68.938921][ T8] EXT4-fs (loop6): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 68.938930][ T2382] 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. Quota mode: writeback. [ 68.954401][ T2377] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 68.980316][ T2374] EXT4-fs (loop2): pa ffff888132d8f3f0: logic 128, phys. 385, len 8 [ 68.994142][ T8] EXT4-fs (loop6): This should not happen!! Data will be lost [ 68.994142][ T8] [ 69.001831][ T2374] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 69.011940][ T8] EXT4-fs (loop6): Total free blocks count 0 [ 69.027830][ T8] EXT4-fs (loop6): Free/Dirty block details [ 69.030190][ T2382] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.419: Allocating blocks 497-513 which overlap fs metadata [ 69.034218][ T8] EXT4-fs (loop6): free_blocks=32 [ 69.051583][ T2382] EXT4-fs (loop3): pa ffff888132dd9000: logic 128, phys. 385, len 8 [ 69.053450][ T8] EXT4-fs (loop6): dirty_blocks=0 [ 69.061097][ T2382] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 69.067129][ T8] EXT4-fs (loop6): Block reservation details [ 69.082234][ T8] EXT4-fs (loop6): i_reserved_data_blocks=0 2026/04/19 23:42:40 executed programs: 415 [ 69.119102][ T2382] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 69.170700][ T2394] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 69.182291][ T2396] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 69.183357][ T2399] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 69.200857][ T2400] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 69.220828][ T2394] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 69.266056][ T2396] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 69.268115][ T2405] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 69.302777][ T2399] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 69.311544][ T2394] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.420: Allocating blocks 497-513 which overlap fs metadata [ 69.335014][ T2400] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 69.388509][ T2394] EXT4-fs (loop6): pa ffff888132dd9c78: logic 128, phys. 385, len 8 [ 69.396605][ T2394] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, [ 69.396611][ T2396] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.421: Allocating blocks 497-513 which overlap fs metadata [ 69.418809][ T2394] free 0, pa_free 1 [ 69.423868][ T2405] 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. Quota mode: writeback. [ 69.424041][ T2396] EXT4-fs (loop1): pa ffff888132da45e8: logic 128, phys. 385, len 8 [ 69.459835][ T2396] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 69.464014][ T2400] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.422: Allocating blocks 497-513 which overlap fs metadata [ 69.489738][ T2400] EXT4-fs (loop2): pa ffff888132d8f498: logic 128, phys. 385, len 8 [ 69.497908][ T2400] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 69.515498][ T2405] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.424: Allocating blocks 497-513 which overlap fs metadata [ 69.516156][ T2399] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 69.532781][ T2405] EXT4-fs (loop3): pa ffff8881330fcb28: logic 128, phys. 385, len 8 [ 69.551828][ T2405] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 69.567694][ T2395] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 69.579910][ T2405] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 69.608726][ T2397] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 69.670369][ T2421] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 69.683129][ T2424] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 69.697235][ T2425] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 69.700507][ T2426] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 69.723879][ T2421] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 69.724509][ T2426] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 69.780261][ T2428] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 69.787690][ T2424] 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. Quota mode: writeback. [ 69.799621][ T2425] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 69.827618][ T2421] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.426: Allocating blocks 497-513 which overlap fs metadata [ 69.861982][ T2426] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.425: Allocating blocks 497-513 which overlap fs metadata [ 69.862403][ T2421] EXT4-fs (loop5): pa ffff8881330fcd20: logic 128, phys. 385, len 8 [ 69.884235][ T2421] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 69.885186][ T2424] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.428: Allocating blocks 497-513 which overlap fs metadata [ 69.917989][ T2428] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 69.921558][ T2439] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 69.954422][ T2428] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.429: Allocating blocks 497-513 which overlap fs metadata [ 69.974988][ T2426] EXT4-fs (loop6): pa ffff8881330b72a0: logic 128, phys. 385, len 8 [ 69.983164][ T2426] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 69.994667][ T2424] EXT4-fs (loop3): pa ffff888111db4000: logic 128, phys. 385, len 8 [ 70.002743][ T2424] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 70.019086][ T2428] EXT4-fs (loop2): pa ffff888132fb19d8: logic 128, phys. 385, len 8 [ 70.027390][ T2428] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 70.056250][ T2425] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.427: Allocating blocks 497-513 which overlap fs metadata [ 70.075988][ T2425] EXT4-fs (loop1): pa ffff888132fb1a80: logic 128, phys. 385, len 8 [ 70.084115][ T2425] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 70.099285][ T2428] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 70.122149][ T2423] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 70.139079][ T2425] EXT4-fs error (device loop1): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 70.204809][ T2446] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 70.223678][ T2450] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 70.229717][ T2446] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 70.243475][ T2450] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 70.268121][ T2452] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 70.292541][ T2448] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 70.309909][ T2450] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.430: Allocating blocks 497-513 which overlap fs metadata [ 70.315522][ T2454] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 70.345134][ T2450] EXT4-fs (loop5): pa ffff888132cd7e70: logic 128, phys. 385, len 8 [ 70.349355][ T2446] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3885: comm syz.6.431: Allocating blocks 497-513 which overlap fs metadata [ 70.353295][ T2450] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 70.371170][ T2450] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 70.394517][ T2446] EXT4-fs (loop6): pa ffff888111db4540: logic 128, phys. 385, len 8 [ 70.402641][ T2446] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 70.411670][ T2448] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 70.445378][ T2452] 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. Quota mode: writeback. [ 70.473834][ T2448] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.432: Allocating blocks 497-513 which overlap fs metadata [ 70.475411][ T2454] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 70.521102][ T2448] EXT4-fs (loop2): pa ffff888132ea5b28: logic 128, phys. 385, len 8 [ 70.529418][ T2448] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 70.570526][ T2454] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3885: comm syz.1.434: Allocating blocks 497-513 which overlap fs metadata [ 70.576910][ T2470] set_capacity_and_notify: 38 callbacks suppressed [ 70.576925][ T2470] loop6: detected capacity change from 0 to 1024 [ 70.585323][ T2452] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3885: comm syz.3.433: Allocating blocks 497-513 which overlap fs metadata [ 70.594871][ T2469] loop5: detected capacity change from 0 to 1024 [ 70.597343][ T2454] EXT4-fs (loop1): pa ffff888132ea59d8: logic 128, phys. 385, len 8 [ 70.622295][ T2452] EXT4-fs (loop3): pa ffff888132cfba80: logic 128, phys. 385, len 8 [ 70.625562][ T2454] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4902: group 0, [ 70.633551][ T2452] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4902: group 0, [ 70.633558][ T2454] free 0, pa_free 1 [ 70.654263][ T2452] free 0, pa_free 1 [ 70.655632][ T2466] EXT4-fs error (device loop2): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 70.683313][ T411] EXT4-fs (loop2): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 70.696317][ T10] ------------[ cut here ]------------ [ 70.701819][ T10] kernel BUG at fs/ext4/mballoc.c:4372! [ 70.707441][ T10] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 70.713620][ T10] CPU: 1 PID: 10 Comm: kworker/u4:1 Not tainted syzkaller #0 [ 70.721008][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 70.723314][ T411] EXT4-fs (loop2): This should not happen!! Data will be lost [ 70.723314][ T411] [ 70.731198][ T10] Workqueue: ext4-rsv-conversion ext4_end_io_rsv_work [ 70.731228][ T10] RIP: 0010:ext4_mb_use_inode_pa+0x6d1/0x730 [ 70.753588][ T10] Code: 4c 89 ff e8 51 0e ca ff 48 ba 00 00 00 00 00 fc ff df e9 be fa ff ff e8 ad df 8a ff 0f 0b e8 a6 df 8a ff 0f 0b e8 9f df 8a ff <0f> 0b e8 98 df 8a ff 0f 0b 48 8b 4d d0 80 e1 07 80 c1 03 38 c1 0f [ 70.754295][ T411] EXT4-fs (loop2): Total free blocks count 0 [ 70.773227][ T10] RSP: 0018:ffffc900000a7380 EFLAGS: 00010293 [ 70.773249][ T10] RAX: ffffffff81dee741 RBX: 00000000ffffffff RCX: ffff8881002762c0 [ 70.773263][ T10] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 70.773275][ T10] RBP: ffffc900000a7408 R08: ffff88811be08000 R09: 1ffff1102418d230 [ 70.773288][ T10] R10: dffffc0000000000 R11: ffffed102418d231 R12: 1ffff1102418d234 [ 70.773301][ T10] R13: ffff888120c691a0 R14: 0000000000000020 R15: 0000000000000002 [ 70.773313][ T10] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 70.773328][ T10] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.773342][ T10] CR2: 00007f8363136980 CR3: 000000012f3c3000 CR4: 00000000003506a0 [ 70.773359][ T10] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 70.773370][ T10] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 70.773381][ T10] Call Trace: [ 70.773387][ T10] [ 70.773395][ T10] ext4_mb_use_preallocated+0xb3b/0xcf0 [ 70.782364][ T2469] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 70.785464][ T10] ext4_mb_new_blocks+0x551/0x42c0 [ 70.800119][ T2471] EXT4-fs error (device loop3): mb_free_blocks:1874: group 0, [ 70.801399][ T10] ? __getblk_gfp+0x42/0x7d0 [ 70.809418][ T2471] inode 18: [ 70.817353][ T10] ? memcpy+0x56/0x70 [ 70.817375][ T10] ? ext4_mb_pa_callback+0xd0/0xd0 [ 70.825374][ T2471] block 369: [ 70.834262][ T10] ? ext4_ext_check_overlap+0x433/0x5c0 [ 70.834285][ T10] ? ext4_ext_find_goal+0x108/0x200 [ 70.840950][ T2471] freeing already freed block (bit 23); block bitmap corrupt. [ 70.849262][ T10] ext4_ext_map_blocks+0x1722/0x61e0 [ 70.849285][ T10] ? stack_trace_save+0xf0/0xf0 [ 70.858014][ T411] EXT4-fs (loop2): Free/Dirty block details [ 70.865308][ T10] ? arch_stack_walk+0x108/0x140 [ 70.865334][ T10] ? ret_from_fork+0x1f/0x30 [ 70.869005][ T411] EXT4-fs (loop2): free_blocks=32 [ 70.871553][ T10] ? stack_trace_save+0xa6/0xf0 [ 70.871581][ T10] ? ext4_ext_release+0x10/0x10 [ 70.877653][ T411] EXT4-fs (loop2): dirty_blocks=0 [ 70.889279][ T10] ? __stack_depot_save+0x34/0x480 [ 70.889315][ T10] ? ext4_es_lookup_extent+0x54c/0x900 [ 70.889338][ T10] ext4_map_blocks+0x988/0x1b30 [ 70.889358][ T10] ? ext4_issue_zeroout+0x250/0x250 [ 70.894863][ T411] EXT4-fs (loop2): Block reservation details [ 70.902102][ T10] ? ext4_journal_check_start+0x172/0x240 [ 70.902126][ T10] ? ext4_convert_unwritten_extents+0x27f/0x5f0 [ 70.907042][ T411] EXT4-fs (loop2): i_reserved_data_blocks=0 [ 70.910035][ T10] ? __ext4_journal_start_sb+0x154/0x2b0 [ 70.910068][ T10] ext4_convert_unwritten_extents+0x2b7/0x5f0 [ 71.043845][ T10] ? ____kasan_slab_free+0x130/0x160 [ 71.049231][ T10] ? trace_ext4_fallocate_exit+0x130/0x130 [ 71.055044][ T10] ? kmem_cache_free+0x100/0x320 [ 71.060114][ T10] ext4_convert_unwritten_io_end_vec+0x103/0x180 [ 71.066618][ T10] ext4_end_io_rsv_work+0x2c1/0x610 [ 71.071822][ T10] ? ext4_last_io_end_vec+0x70/0x70 [ 71.077020][ T10] process_one_work+0x6be/0xba0 [ 71.081988][ T10] worker_thread+0xa59/0x1200 [ 71.086693][ T10] kthread+0x411/0x500 [ 71.090772][ T10] ? worker_clr_flags+0x190/0x190 [ 71.095796][ T10] ? kthread_blkcg+0xd0/0xd0 [ 71.100383][ T10] ret_from_fork+0x1f/0x30 [ 71.104798][ T10] [ 71.107819][ T10] Modules linked in: [ 71.111897][ T10] ---[ end trace eddb71d15e0da921 ]--- [ 71.113516][ T2469] EXT4-fs (loop5): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue. Quota mode: writeback. [ 71.117394][ T10] RIP: 0010:ext4_mb_use_inode_pa+0x6d1/0x730 [ 71.151104][ T10] Code: 4c 89 ff e8 51 0e ca ff 48 ba 00 00 00 00 00 fc ff df e9 be fa ff ff e8 ad df 8a ff 0f 0b e8 a6 df 8a ff 0f 0b e8 9f df 8a ff <0f> 0b e8 98 df 8a ff 0f 0b 48 8b 4d d0 80 e1 07 80 c1 03 38 c1 0f [ 71.169712][ T2469] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3885: comm syz.5.435: Allocating blocks 497-513 which overlap fs metadata [ 71.170921][ T10] RSP: 0018:ffffc900000a7380 EFLAGS: 00010293 [ 71.190673][ T10] RAX: ffffffff81dee741 RBX: 00000000ffffffff RCX: ffff8881002762c0 [ 71.198678][ T10] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 71.206708][ T10] RBP: ffffc900000a7408 R08: ffff88811be08000 R09: 1ffff1102418d230 [ 71.208242][ T2469] EXT4-fs (loop5): pa ffff888132cfbf18: logic 128, phys. 385, len 8 [ 71.214913][ T10] R10: dffffc0000000000 R11: ffffed102418d231 R12: 1ffff1102418d234 [ 71.222921][ T2469] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4902: group 0, free 0, pa_free 1 [ 71.240863][ T10] R13: ffff888120c691a0 R14: 0000000000000020 R15: 0000000000000002 [ 71.243871][ T2469] EXT4-fs error (device loop5): mb_free_blocks:1874: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 71.248914][ T10] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 71.272414][ T10] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.279177][ T10] CR2: 00007f8363136980 CR3: 000000012f3c3000 CR4: 00000000003506a0 [ 71.287311][ T10] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 71.295344][ T10] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 71.303396][ T10] Kernel panic - not syncing: Fatal exception [ 71.304476][ T30] audit: type=1400 audit(1776642162.731:115): avc: denied { read } for pid=83 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 71.309733][ T10] Kernel Offset: disabled [ 71.335743][ T10] Rebooting in 86400 seconds..