: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 335.622601][ T1604] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 335.649555][ T1610] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 335.758226][ T1618] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 335.786889][ T1614] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 335.798145][ T1610] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.234: Allocating blocks 497-513 which overlap fs metadata [ 335.802370][ T1604] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.233: Allocating blocks 497-513 which overlap fs metadata [ 335.831745][ T1604] EXT4-fs (loop3): pa ffff8881262960a8: logic 128, phys. 385, len 8 [ 335.840293][ T1604] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 335.851105][ T1610] EXT4-fs (loop5): pa ffff8881315c62a0: logic 128, phys. 385, len 8 [ 335.859698][ T1610] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 335.869553][ T1604] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 335.887896][ T1628] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 335.915354][ T1614] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.235: Allocating blocks 497-513 which overlap fs metadata [ 335.930906][ T1614] EXT4-fs (loop6): pa ffff8881315c60a8: logic 128, phys. 385, len 8 [ 335.940440][ T1614] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 335.964482][ T1624] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 335.989194][ T1618] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.236: Allocating blocks 497-513 which overlap fs metadata [ 335.990714][ T1614] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 336.008522][ T1618] EXT4-fs (loop4): pa ffff8881316e1e70: logic 128, phys. 385, len 8 [ 336.028917][ T1618] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 336.057360][ T1618] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 336.087629][ T1624] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.237: Allocating blocks 497-513 which overlap fs metadata [ 336.104375][ T1624] EXT4-fs (loop1): pa ffff8881263fbbd0: logic 128, phys. 385, len 8 [ 336.112798][ T1624] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 336.141731][ T1624] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 336.186513][ T1636] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 336.261481][ T1638] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 336.300052][ T1640] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 336.355634][ T1636] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.238: Allocating blocks 497-513 which overlap fs metadata [ 336.358072][ T1638] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.239: Allocating blocks 497-513 which overlap fs metadata [ 336.370484][ T1645] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 336.385663][ T1638] EXT4-fs (loop5): pa ffff8881263fb000: logic 128, phys. 385, len 8 [ 336.406035][ T1638] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 336.411012][ T1640] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.240: Allocating blocks 497-513 which overlap fs metadata [ 336.421599][ T1636] EXT4-fs (loop3): pa ffff888131698540: logic 128, phys. 385, len 8 [ 336.432371][ T1640] EXT4-fs (loop6): pa ffff888126158540: logic 128, phys. 385, len 8 [ 336.440526][ T1636] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 336.460329][ T1640] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 336.472591][ T1638] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 336.479472][ T1645] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.241: Allocating blocks 497-513 which overlap fs metadata [ 336.502593][ T1652] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 336.504357][ T1645] EXT4-fs (loop4): pa ffff8881263fb2a0: logic 128, phys. 385, len 8 [ 336.525417][ T1645] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 336.567889][ T1640] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 336.574357][ T1645] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 336.639681][ T1652] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.242: Allocating blocks 497-513 which overlap fs metadata [ 336.654758][ T1652] EXT4-fs (loop1): pa ffff88811c751b28: logic 128, phys. 385, len 8 [ 336.663702][ T1652] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 336.703312][ T1652] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 336.716627][ T1664] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 336.864532][ T1672] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 336.924254][ T1667] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 336.935020][ T1664] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.243: Allocating blocks 497-513 which overlap fs metadata [ 336.964099][ T1672] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.245: Allocating blocks 497-513 which overlap fs metadata [ 336.996258][ T1664] EXT4-fs (loop3): pa ffff8881316d0f18: logic 128, phys. 385, len 8 [ 337.005124][ T1664] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 337.017606][ T1672] EXT4-fs (loop6): pa ffff8881263345e8: logic 128, phys. 385, len 8 [ 337.026670][ T1672] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 337.040017][ T1680] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 337.061969][ T1667] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.244: Allocating blocks 497-513 which overlap fs metadata [ 337.082197][ T1667] EXT4-fs (loop5): pa ffff888126158a80: logic 128, phys. 385, len 8 [ 337.090441][ T1664] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 337.093204][ T1667] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 337.118089][ T1680] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.247: Allocating blocks 497-513 which overlap fs metadata [ 337.136178][ T7] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 337.153633][ T7] EXT4-fs (loop3): This should not happen!! Data will be lost [ 337.153633][ T7] [ 337.159908][ T1667] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 337.164239][ T7] EXT4-fs (loop3): Total free blocks count 0 [ 337.186412][ T7] EXT4-fs (loop3): Free/Dirty block details [ 337.192828][ T7] EXT4-fs (loop3): free_blocks=32 [ 337.198512][ T1669] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 337.198946][ T7] EXT4-fs (loop3): dirty_blocks=0 [ 337.218872][ T7] EXT4-fs (loop3): Block reservation details [ 337.226856][ T1680] EXT4-fs (loop1): pa ffff888126334888: logic 128, phys. 385, len 8 [ 337.227661][ T7] EXT4-fs (loop3): i_reserved_data_blocks=0 [ 337.235077][ T1680] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 337.268508][ T1691] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 337.282490][ T1693] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 337.416953][ T1691] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.249: Allocating blocks 497-513 which overlap fs metadata [ 337.431205][ T1691] EXT4-fs (loop4): pa ffff8881261df000: logic 128, phys. 385, len 8 [ 337.439897][ T1691] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 337.463752][ T1691] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 337.510955][ T1698] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 337.529364][ T1699] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 337.543227][ T1702] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 337.610350][ T1705] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 337.699561][ T1698] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.248: Allocating blocks 497-513 which overlap fs metadata [ 337.704473][ T1702] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.250: Allocating blocks 497-513 which overlap fs metadata [ 337.715502][ T1699] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.251: Allocating blocks 497-513 which overlap fs metadata [ 337.733036][ T1705] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.252: Allocating blocks 497-513 which overlap fs metadata [ 337.744586][ T1698] EXT4-fs (loop3): pa ffff8881261dfe70: logic 128, phys. 385, len 8 [ 337.767169][ T1698] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 337.769151][ T1699] EXT4-fs (loop5): pa ffff8881317031f8: logic 128, phys. 385, len 8 [ 337.778677][ T1705] EXT4-fs (loop1): pa ffff888131703540: logic 128, phys. 385, len 8 [ 337.788179][ T1699] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, [ 337.797053][ T1705] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, [ 337.797061][ T1699] free 0, pa_free 1 [ 337.797715][ T1702] EXT4-fs (loop6): pa ffff888131703e70: logic 128, phys. 385, len 8 [ 337.806080][ T1705] free 0, pa_free 1 [ 337.815602][ T1702] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 337.856159][ T1705] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 337.871514][ T1717] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 337.879543][ T1698] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 337.908384][ T1720] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 337.955241][ T1717] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.253: Allocating blocks 497-513 which overlap fs metadata [ 337.970874][ T1717] EXT4-fs (loop4): pa ffff8881262ff3f0: logic 128, phys. 385, len 8 [ 337.979505][ T1717] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 337.994902][ T1701] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 338.015116][ T310] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 338.028199][ T1717] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 338.030144][ T310] EXT4-fs (loop5): This should not happen!! Data will be lost [ 338.030144][ T310] [ 338.054931][ T310] EXT4-fs (loop5): Total free blocks count 0 [ 338.061453][ T310] EXT4-fs (loop5): Free/Dirty block details [ 338.067942][ T310] EXT4-fs (loop5): free_blocks=32 [ 338.073461][ T310] EXT4-fs (loop5): dirty_blocks=0 [ 338.078717][ T310] EXT4-fs (loop5): Block reservation details [ 338.085180][ T310] EXT4-fs (loop5): i_reserved_data_blocks=0 [ 338.342506][ T1726] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 338.395640][ T1728] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 338.395648][ T1730] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 338.429202][ T1732] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 338.438324][ T1726] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.255: Allocating blocks 497-513 which overlap fs metadata [ 338.457175][ T1726] EXT4-fs (loop3): pa ffff888126145e70: logic 128, phys. 385, len 8 [ 338.465792][ T1726] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 338.481007][ T1740] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 338.494540][ T1730] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.257: Allocating blocks 497-513 which overlap fs metadata [ 338.527510][ T1730] EXT4-fs (loop6): pa ffff888126145f18: logic 128, phys. 385, len 8 [ 338.536056][ T1730] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 338.549494][ T1732] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.258: Allocating blocks 497-513 which overlap fs metadata [ 338.550338][ T1728] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.254: Allocating blocks 497-513 which overlap fs metadata [ 338.564381][ T1732] EXT4-fs (loop4): pa ffff888126158348: logic 128, phys. 385, len 8 [ 338.587412][ T1732] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 338.602480][ T1728] EXT4-fs (loop1): pa ffff88810d281498: logic 128, phys. 385, len 8 [ 338.610819][ T1728] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 338.632242][ T1740] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.256: Allocating blocks 497-513 which overlap fs metadata [ 338.646032][ T1732] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 338.648617][ T1740] EXT4-fs (loop5): pa ffff8881315932a0: logic 128, phys. 385, len 8 [ 338.667153][ T1730] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, [ 338.670480][ T1740] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 338.690070][ T1730] inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 338.727253][ T1727] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 338.733314][ T1740] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 338.862467][ T1756] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 339.003843][ T1764] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 339.010271][ T1756] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.259: Allocating blocks 497-513 which overlap fs metadata [ 339.030957][ T1756] EXT4-fs (loop3): pa ffff88810d281f18: logic 128, phys. 385, len 8 [ 339.039549][ T1756] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 339.064584][ T1756] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 339.066680][ T1763] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 339.093971][ T1764] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.262: Allocating blocks 497-513 which overlap fs metadata [ 339.108702][ T1764] EXT4-fs (loop1): pa ffff888126296348: logic 128, phys. 385, len 8 [ 339.117294][ T1764] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 339.131822][ T1766] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 339.145563][ T1764] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 339.216879][ T1763] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.260: Allocating blocks 497-513 which overlap fs metadata [ 339.231802][ T1763] EXT4-fs (loop4): pa ffff888126296d20: logic 128, phys. 385, len 8 [ 339.240639][ T1763] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 339.255007][ T1769] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 339.278159][ T1781] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 339.302012][ T1766] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.261: Allocating blocks 497-513 which overlap fs metadata [ 339.302187][ T1763] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 339.317095][ T1766] EXT4-fs (loop6): pa ffff8881317512a0: logic 128, phys. 385, len 8 [ 339.340398][ T1766] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 339.372188][ T1769] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.263: Allocating blocks 497-513 which overlap fs metadata [ 339.373506][ T1781] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.265: Allocating blocks 497-513 which overlap fs metadata [ 339.389779][ T1766] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 339.402057][ T1769] EXT4-fs (loop5): pa ffff888131751930: logic 128, phys. 385, len 8 [ 339.425341][ T1769] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 339.430796][ T1781] EXT4-fs (loop1): pa ffff888131751690: logic 128, phys. 385, len 8 [ 339.443583][ T1779] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 339.444184][ T1781] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 339.502933][ T1769] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 339.542048][ T1779] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.264: Allocating blocks 497-513 which overlap fs metadata [ 339.556801][ T1779] EXT4-fs (loop3): pa ffff888131721150: logic 128, phys. 385, len 8 [ 339.565216][ T1779] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 339.593455][ T1779] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 339.762248][ T1793] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 339.840828][ T1800] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 339.841141][ T1798] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 339.916090][ T1803] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 339.963693][ T1800] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.268: Allocating blocks 497-513 which overlap fs metadata [ 339.965278][ T1798] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.267: Allocating blocks 497-513 which overlap fs metadata [ 339.978824][ T1806] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 340.013184][ T1803] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.270: Allocating blocks 497-513 which overlap fs metadata [ 340.015433][ T1800] EXT4-fs (loop1): pa ffff8881314ac2a0: logic 128, phys. 385, len 8 [ 340.037094][ T1800] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 340.042238][ T1793] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.266: Allocating blocks 497-513 which overlap fs metadata [ 340.047613][ T1798] EXT4-fs (loop6): pa ffff88813148e0a8: logic 128, phys. 385, len 8 [ 340.069771][ T1798] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 340.081327][ T1803] EXT4-fs (loop3): pa ffff8881263ae888: logic 128, phys. 385, len 8 [ 340.089645][ T1803] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 340.102318][ T1793] EXT4-fs (loop4): pa ffff8881263ae9d8: logic 128, phys. 385, len 8 [ 340.110768][ T1793] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 340.128066][ T1806] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.269: Allocating blocks 497-513 which overlap fs metadata [ 340.142620][ T1806] EXT4-fs (loop5): pa ffff8881263ae738: logic 128, phys. 385, len 8 [ 340.145352][ T1800] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, 2026/01/07 08:55:12 executed programs: 264 [ 340.150937][ T1806] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, [ 340.150943][ T1800] inode 18: block 369: [ 340.158747][ T1806] free 0, pa_free 1 [ 340.167965][ T1800] freeing already freed block (bit 23); block bitmap corrupt. [ 340.222116][ T1806] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 340.222164][ T1793] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 340.551948][ T1827] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 340.599491][ T1830] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 340.611083][ T1827] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.272: Allocating blocks 497-513 which overlap fs metadata [ 340.626745][ T1827] EXT4-fs (loop1): pa ffff88813155bf18: logic 128, phys. 385, len 8 [ 340.635532][ T1827] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 340.659077][ T1825] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 340.664440][ T1827] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 340.723812][ T1835] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 340.749431][ T1832] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 340.771085][ T1830] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.274: Allocating blocks 497-513 which overlap fs metadata [ 340.800193][ T1825] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.271: Allocating blocks 497-513 which overlap fs metadata [ 340.815596][ T1825] EXT4-fs (loop6): pa ffff88813153fd20: logic 128, phys. 385, len 8 [ 340.816181][ T1830] EXT4-fs (loop5): pa ffff888131721f18: logic 128, phys. 385, len 8 [ 340.823936][ T1825] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, [ 340.832645][ T1830] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, [ 340.832654][ T1825] free 0, pa_free 1 [ 340.850565][ T1825] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, [ 340.851538][ T1830] free 0, pa_free 1 [ 340.855334][ T1825] inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 340.886919][ T1829] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 340.924024][ T1835] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.275: Allocating blocks 497-513 which overlap fs metadata [ 340.935266][ T1848] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 340.951678][ T1835] EXT4-fs (loop4): pa ffff88813153f888: logic 128, phys. 385, len 8 [ 340.958132][ T1832] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.273: Allocating blocks 497-513 which overlap fs metadata [ 340.960333][ T1835] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 340.977496][ T1835] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 340.985644][ T1832] EXT4-fs (loop3): pa ffff88813155b348: logic 128, phys. 385, len 8 [ 341.009175][ T1832] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 341.053659][ T1848] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.276: Allocating blocks 497-513 which overlap fs metadata [ 341.058427][ T1832] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 341.088634][ T1848] EXT4-fs (loop1): pa ffff888131400498: logic 128, phys. 385, len 8 [ 341.097346][ T1848] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 341.126874][ T1848] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 341.265188][ T1860] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 341.289985][ T1860] EXT4-fs mount: 177 callbacks suppressed [ 341.289998][ T1860] 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 [ 341.342220][ T1860] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.278: Allocating blocks 497-513 which overlap fs metadata [ 341.357235][ T1860] EXT4-fs (loop5): pa ffff8881314271f8: logic 128, phys. 385, len 8 [ 341.366034][ T1860] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 341.389744][ T1860] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 341.539966][ T1868] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 341.560132][ T1868] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue [ 341.665187][ T1874] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 341.674094][ T1868] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.279: Allocating blocks 497-513 which overlap fs metadata [ 341.696601][ T1868] EXT4-fs (loop4): pa ffff888131400bd0: logic 128, phys. 385, len 8 [ 341.699972][ T1874] 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 [ 341.705384][ T1868] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 341.753389][ T1869] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 341.753576][ T1872] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 341.787738][ T1868] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 341.790074][ T1874] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.282: Allocating blocks 497-513 which overlap fs metadata [ 341.808710][ T1872] 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 [ 341.818735][ T1874] EXT4-fs (loop1): pa ffff888131427dc8: logic 128, phys. 385, len 8 [ 341.854097][ T1874] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 341.865979][ T1884] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 341.866796][ T1869] 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 [ 341.937545][ T1884] 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 [ 341.940714][ T1872] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.280: Allocating blocks 497-513 which overlap fs metadata [ 341.981444][ T1872] EXT4-fs (loop3): pa ffff888131427f18: logic 128, phys. 385, len 8 [ 341.981531][ T1874] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, [ 341.990195][ T1872] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 342.009196][ T1874] inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 342.012097][ T1895] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 342.036534][ T349] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 342.048801][ T1893] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 342.050076][ T349] EXT4-fs (loop1): This should not happen!! Data will be lost [ 342.050076][ T349] [ 342.073822][ T349] EXT4-fs (loop1): Total free blocks count 0 [ 342.080477][ T349] EXT4-fs (loop1): Free/Dirty block details [ 342.087485][ T349] EXT4-fs (loop1): free_blocks=32 [ 342.093451][ T349] EXT4-fs (loop1): dirty_blocks=0 [ 342.095518][ T1884] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.283: Allocating blocks 497-513 which overlap fs metadata [ 342.126818][ T1869] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.281: Allocating blocks 497-513 which overlap fs metadata [ 342.142055][ T1869] EXT4-fs (loop6): pa ffff88813144a888: logic 128, phys. 385, len 8 [ 342.147460][ T349] EXT4-fs (loop1): Block reservation details [ 342.150397][ T1869] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 342.168741][ T1884] EXT4-fs (loop5): pa ffff88813144a0a8: logic 128, phys. 385, len 8 [ 342.170180][ T1869] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 342.177602][ T1884] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 342.200454][ T349] EXT4-fs (loop1): i_reserved_data_blocks=0 [ 342.205017][ T1893] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue [ 342.253738][ T1883] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 342.294379][ T1893] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.284: Allocating blocks 497-513 which overlap fs metadata [ 342.310007][ T1893] EXT4-fs (loop4): pa ffff88813148ed20: logic 128, phys. 385, len 8 [ 342.318543][ T1893] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 342.342778][ T1893] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 342.541866][ T1906] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 342.543258][ T1904] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 342.569750][ T1906] 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 [ 342.580188][ T1904] 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 [ 342.612419][ T1903] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 342.649206][ T1908] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 342.662694][ T1906] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.286: Allocating blocks 497-513 which overlap fs metadata [ 342.675215][ T1904] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.288: Allocating blocks 497-513 which overlap fs metadata [ 342.680596][ T1906] EXT4-fs (loop3): pa ffff8881314bbbd0: logic 128, phys. 385, len 8 [ 342.693956][ T1904] EXT4-fs (loop5): pa ffff88811c4d19d8: logic 128, phys. 385, len 8 [ 342.701506][ T1906] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 342.702286][ T1908] 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 [ 342.710192][ T1904] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, [ 342.722419][ T1903] 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 [ 342.748883][ T1904] free 0, pa_free 1 [ 342.802534][ T1918] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 342.810181][ T1908] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.287: Allocating blocks 497-513 which overlap fs metadata [ 342.824958][ T1903] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.285: Allocating blocks 497-513 which overlap fs metadata [ 342.830741][ T1908] EXT4-fs (loop6): pa ffff888126296888: logic 128, phys. 385, len 8 [ 342.851902][ T1908] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 342.864452][ T1903] EXT4-fs (loop1): pa ffff88811c4d1a80: logic 128, phys. 385, len 8 [ 342.866938][ T1906] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: [ 342.873285][ T1903] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 342.882601][ T1906] block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 342.906146][ T310] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 342.935059][ T310] EXT4-fs (loop3): This should not happen!! Data will be lost [ 342.935059][ T310] [ 342.946981][ T1903] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 342.963050][ T310] EXT4-fs (loop3): Total free blocks count 0 [ 342.967598][ T1908] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, [ 342.969085][ T310] EXT4-fs (loop3): Free/Dirty block details [ 342.969094][ T310] EXT4-fs (loop3): free_blocks=32 [ 342.969100][ T310] EXT4-fs (loop3): dirty_blocks=0 [ 342.969105][ T310] EXT4-fs (loop3): Block reservation details [ 342.969111][ T310] EXT4-fs (loop3): i_reserved_data_blocks=0 [ 342.983089][ T1902] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, [ 342.983443][ T1908] inode 18: [ 342.988566][ T1902] inode 15: [ 342.993983][ T1908] block 369: [ 343.000452][ T1902] block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 343.006794][ T1908] freeing already freed block (bit 23); block bitmap corrupt. [ 343.035040][ T1918] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue [ 343.070028][ T49] EXT4-fs (loop6): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 343.083612][ T49] EXT4-fs (loop6): This should not happen!! Data will be lost [ 343.083612][ T49] [ 343.094384][ T49] EXT4-fs (loop6): Total free blocks count 0 [ 343.104164][ T49] EXT4-fs (loop6): Free/Dirty block details [ 343.110399][ T49] EXT4-fs (loop6): free_blocks=32 [ 343.116599][ T49] EXT4-fs (loop6): dirty_blocks=0 [ 343.121732][ T49] EXT4-fs (loop6): Block reservation details [ 343.127911][ T49] EXT4-fs (loop6): i_reserved_data_blocks=0 [ 343.284665][ T1918] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.289: Allocating blocks 497-513 which overlap fs metadata [ 343.299780][ T1918] EXT4-fs (loop4): pa ffff8881315f3540: logic 128, phys. 385, len 8 [ 343.308136][ T1918] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 343.340089][ T1918] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 343.369836][ T1930] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 343.389810][ T1930] 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 [ 343.456185][ T1936] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 343.479920][ T1936] 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 [ 343.527468][ T1930] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.290: Allocating blocks 497-513 which overlap fs metadata [ 343.543838][ T1935] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 343.544171][ T1930] EXT4-fs (loop3): pa ffff88811c609f18: logic 128, phys. 385, len 8 [ 343.560458][ T1937] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 343.564855][ T1930] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 343.589557][ T1935] 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 [ 343.605439][ T1930] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 343.617635][ T1937] 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 [ 343.642870][ T1946] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 343.684007][ T1935] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.292: Allocating blocks 497-513 which overlap fs metadata [ 343.698785][ T1936] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.291: Allocating blocks 497-513 which overlap fs metadata [ 343.699250][ T1935] EXT4-fs (loop6): pa ffff8881315f31f8: logic 128, phys. 385, len 8 [ 343.722372][ T1935] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 343.736439][ T1936] EXT4-fs (loop5): pa ffff88811c6095e8: logic 128, phys. 385, len 8 [ 343.744909][ T1936] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 343.755739][ T1935] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 343.771570][ T1946] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue [ 343.772778][ T1953] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 343.830183][ T1937] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.293: Allocating blocks 497-513 which overlap fs metadata [ 343.835252][ T1946] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.294: Allocating blocks 497-513 which overlap fs metadata [ 343.860184][ T1937] EXT4-fs (loop1): pa ffff88811c534348: logic 128, phys. 385, len 8 [ 343.864506][ T1946] EXT4-fs (loop4): pa ffff88811c534bd0: logic 128, phys. 385, len 8 [ 343.868686][ T1937] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 343.869529][ T1958] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 343.877198][ T1946] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 343.898420][ T1946] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 343.917347][ T1937] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 343.939234][ T1958] 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 [ 344.105643][ T1958] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.295: Allocating blocks 497-513 which overlap fs metadata [ 344.123215][ T1958] EXT4-fs (loop3): pa ffff8881316677e0: logic 128, phys. 385, len 8 [ 344.131390][ T1958] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 344.146028][ T1963] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 344.160721][ T1968] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 344.162307][ T1958] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 344.200771][ T1968] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue [ 344.200783][ T1963] 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 [ 344.261851][ T1966] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 344.269176][ T1963] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.296: Allocating blocks 497-513 which overlap fs metadata [ 344.290871][ T1963] EXT4-fs (loop6): pa ffff88811c534c78: logic 128, phys. 385, len 8 [ 344.299372][ T1963] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 344.300715][ T1966] 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 [ 344.327234][ T1963] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 344.355405][ T1970] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 344.387529][ T1968] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.298: Allocating blocks 497-513 which overlap fs metadata [ 344.389229][ T1970] 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 [ 344.403422][ T1968] EXT4-fs (loop4): pa ffff88811c6d8930: logic 128, phys. 385, len 8 [ 344.437893][ T1968] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 344.443494][ T1966] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.299: Allocating blocks 497-513 which overlap fs metadata [ 344.463316][ T1966] EXT4-fs (loop1): pa ffff88811c6d81f8: logic 128, phys. 385, len 8 [ 344.472000][ T1966] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 344.477032][ T1968] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 344.500150][ T1986] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 344.520307][ T1981] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 344.542486][ T1970] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.297: Allocating blocks 497-513 which overlap fs metadata [ 344.558560][ T1970] EXT4-fs (loop5): pa ffff888131667d20: logic 128, phys. 385, len 8 [ 344.560478][ T1981] 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 [ 344.567083][ T1970] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 344.624249][ T1970] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 344.703239][ T1981] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.300: Allocating blocks 497-513 which overlap fs metadata [ 344.719500][ T1981] EXT4-fs (loop3): pa ffff88811c6af0a8: logic 128, phys. 385, len 8 [ 344.727956][ T1981] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 344.739647][ T1991] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 344.759916][ T1981] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 344.776985][ T1991] 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 [ 344.808143][ T1994] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 344.829955][ T1994] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue [ 344.849199][ T1996] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 344.879583][ T1996] 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 [ 344.914621][ T2000] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 344.918745][ T1991] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.301: Allocating blocks 497-513 which overlap fs metadata [ 344.942467][ T1991] EXT4-fs (loop6): pa ffff88811c6d83f0: logic 128, phys. 385, len 8 [ 344.950810][ T1991] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 344.972425][ T1994] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.302: Allocating blocks 497-513 which overlap fs metadata [ 344.981715][ T1991] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 344.988900][ T1996] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.303: Allocating blocks 497-513 which overlap fs metadata [ 345.007029][ T1994] EXT4-fs (loop4): pa ffff88811c4cdc78: logic 128, phys. 385, len 8 [ 345.025767][ T1996] EXT4-fs (loop1): pa ffff88811c4cd2a0: logic 128, phys. 385, len 8 [ 345.026379][ T1994] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 345.034528][ T1996] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 345.059163][ T2000] 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 [ 345.064717][ T2009] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 345.111766][ T2000] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.304: Allocating blocks 497-513 which overlap fs metadata [ 345.139805][ T2000] EXT4-fs (loop5): pa ffff8881315d25e8: logic 128, phys. 385, len 8 [ 345.148147][ T2000] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 345.185141][ T2009] 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 [ 345.210100][ T2000] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. 2026/01/07 08:55:17 executed programs: 300 [ 345.212439][ T1993] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 345.249904][ T2017] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 345.269897][ T2017] 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 [ 345.387759][ T2017] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.306: Allocating blocks 497-513 which overlap fs metadata [ 345.406368][ T2017] EXT4-fs (loop6): pa ffff8881315d22a0: logic 128, phys. 385, len 8 [ 345.415012][ T2017] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 345.428674][ T2009] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.305: Allocating blocks 497-513 which overlap fs metadata [ 345.443607][ T2009] EXT4-fs (loop3): pa ffff88811c4cd540: logic 128, phys. 385, len 8 [ 345.449279][ T2017] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 345.451977][ T2009] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 345.493274][ T2009] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 345.510090][ T2030] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 345.530218][ T2030] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue [ 345.543825][ T2028] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 345.570125][ T2027] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 345.580043][ T2028] 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 [ 345.620046][ T2027] 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 [ 345.694725][ T2027] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.309: Allocating blocks 497-513 which overlap fs metadata [ 345.704428][ T2028] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.307: Allocating blocks 497-513 which overlap fs metadata [ 345.711167][ T2027] EXT4-fs (loop5): pa ffff8881316e1e70: logic 128, phys. 385, len 8 [ 345.733227][ T2027] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 345.750623][ T2030] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.308: Allocating blocks 497-513 which overlap fs metadata [ 345.768755][ T2030] EXT4-fs (loop4): pa ffff8881262963f0: logic 128, phys. 385, len 8 [ 345.771388][ T2028] EXT4-fs (loop1): pa ffff888131698a80: logic 128, phys. 385, len 8 [ 345.777041][ T2030] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, [ 345.785350][ T2028] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 345.794478][ T2030] free 0, pa_free 1 [ 345.830257][ T2041] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 345.849735][ T2047] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 345.865168][ T2025] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 345.884470][ T2041] 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 [ 345.938086][ T2041] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.310: Allocating blocks 497-513 which overlap fs metadata [ 345.953555][ T2041] EXT4-fs (loop6): pa ffff888131698150: logic 128, phys. 385, len 8 [ 345.962201][ T2041] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 345.986577][ T2041] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 346.087440][ T2043] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 346.122490][ T2043] 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 [ 346.150330][ T2055] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 346.165057][ T2056] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 346.175327][ T2043] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.311: Allocating blocks 497-513 which overlap fs metadata [ 346.193717][ T2043] EXT4-fs (loop3): pa ffff88811c751348: logic 128, phys. 385, len 8 [ 346.202532][ T2043] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 346.214495][ T2055] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue [ 346.230348][ T2043] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 346.243256][ T2056] 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 [ 346.335132][ T2055] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.314: Allocating blocks 497-513 which overlap fs metadata [ 346.351993][ T2055] EXT4-fs (loop4): pa ffff8881315c6d20: logic 128, phys. 385, len 8 [ 346.361475][ T2055] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 346.386729][ T2055] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 346.407337][ T2053] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 346.427004][ T2056] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.313: Allocating blocks 497-513 which overlap fs metadata [ 346.442472][ T2056] EXT4-fs (loop1): pa ffff8881315c6150: logic 128, phys. 385, len 8 [ 346.451298][ T2056] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 346.453202][ T2053] 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 [ 346.479287][ T2056] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 346.544930][ T2067] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 346.553808][ T2053] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.312: Allocating blocks 497-513 which overlap fs metadata [ 346.575733][ T2053] EXT4-fs (loop5): pa ffff8881315c6348: logic 128, phys. 385, len 8 [ 346.583995][ T2053] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 346.589774][ T2067] 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 [ 346.612084][ T2053] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 346.634136][ T2067] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.315: Allocating blocks 497-513 which overlap fs metadata [ 346.647335][ T2072] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 346.656344][ T2067] EXT4-fs (loop6): pa ffff888126158d20: logic 128, phys. 385, len 8 [ 346.672912][ T2067] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 346.679361][ T2072] 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 [ 346.700370][ T2067] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 346.731986][ T2075] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 346.750025][ T2075] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue [ 346.753312][ T2072] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.316: Allocating blocks 497-513 which overlap fs metadata [ 346.792517][ T2072] EXT4-fs (loop3): pa ffff888126158000: logic 128, phys. 385, len 8 [ 346.801129][ T2072] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 346.809026][ T2079] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 346.832948][ T2072] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 346.834075][ T2075] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.317: Allocating blocks 497-513 which overlap fs metadata [ 346.852348][ T2079] 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 [ 346.862935][ T2075] EXT4-fs (loop4): pa ffff888126158f18: logic 128, phys. 385, len 8 [ 346.897347][ T2075] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 346.925968][ T2075] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 346.976947][ T2079] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.318: Allocating blocks 497-513 which overlap fs metadata [ 346.997519][ T2092] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 347.000659][ T2079] EXT4-fs (loop1): pa ffff88811074f9d8: logic 128, phys. 385, len 8 [ 347.019048][ T2079] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 347.019817][ T2092] 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 [ 347.047328][ T2100] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 347.073347][ T2092] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.319: Allocating blocks 497-513 which overlap fs metadata [ 347.088400][ T2092] EXT4-fs (loop5): pa ffff888126334b28: logic 128, phys. 385, len 8 [ 347.096715][ T2092] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 347.120585][ T2092] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 347.171297][ T2097] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 347.189462][ T2097] 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 [ 347.266523][ T2095] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 347.288226][ T2104] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 347.311766][ T2104] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue [ 347.312644][ T2097] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.321: Allocating blocks 497-513 which overlap fs metadata [ 347.339405][ T2095] 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 [ 347.354713][ T2097] EXT4-fs (loop3): pa ffff88811074f3f0: logic 128, phys. 385, len 8 [ 347.389125][ T2097] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 347.413107][ T2111] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 347.421806][ T2097] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 347.449529][ T2111] 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 [ 347.479892][ T2110] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 347.505372][ T2095] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.320: Allocating blocks 497-513 which overlap fs metadata [ 347.531903][ T2104] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.322: Allocating blocks 497-513 which overlap fs metadata [ 347.535807][ T2111] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.324: Allocating blocks 497-513 which overlap fs metadata [ 347.548897][ T2104] EXT4-fs (loop4): pa ffff8881263793f0: logic 128, phys. 385, len 8 [ 347.561253][ T2111] EXT4-fs (loop5): pa ffff8881263ae0a8: logic 128, phys. 385, len 8 [ 347.569085][ T2104] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 347.577255][ T2111] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 347.580140][ T2095] EXT4-fs (loop6): pa ffff8881263791f8: logic 128, phys. 385, len 8 [ 347.589980][ T2110] 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 [ 347.598768][ T2095] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 347.646861][ T2104] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 347.649647][ T2111] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 347.688862][ T2122] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 347.706711][ T2110] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.323: Allocating blocks 497-513 which overlap fs metadata [ 347.721279][ T2094] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 347.729447][ T2122] 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 [ 347.739576][ T2110] EXT4-fs (loop1): pa ffff888131703930: logic 128, phys. 385, len 8 [ 347.772169][ T2110] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 347.795979][ T2122] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.325: Allocating blocks 497-513 which overlap fs metadata [ 347.811190][ T2122] EXT4-fs (loop3): pa ffff8881263795e8: logic 128, phys. 385, len 8 [ 347.811933][ T2131] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 347.820899][ T2122] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 347.865554][ T2122] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 348.040655][ T2133] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 348.060105][ T2133] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue [ 348.122654][ T2136] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 348.139831][ T2136] 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 [ 348.141450][ T2133] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.326: Allocating blocks 497-513 which overlap fs metadata [ 348.182306][ T2133] EXT4-fs (loop4): pa ffff8881261455e8: logic 128, phys. 385, len 8 [ 348.191031][ T2133] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 348.213304][ T2133] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 348.250163][ T2140] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 348.270367][ T2140] 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 [ 348.287866][ T2136] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.327: Allocating blocks 497-513 which overlap fs metadata [ 348.312290][ T2146] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 348.325890][ T2136] EXT4-fs (loop5): pa ffff888131515d20: logic 128, phys. 385, len 8 [ 348.334766][ T2136] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 348.344021][ T2146] 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 [ 348.403489][ T2140] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.329: Allocating blocks 497-513 which overlap fs metadata [ 348.404274][ T2146] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.328: Allocating blocks 497-513 which overlap fs metadata [ 348.437639][ T2146] EXT4-fs (loop6): pa ffff88810d281690: logic 128, phys. 385, len 8 [ 348.446219][ T2146] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 348.469593][ T2140] EXT4-fs (loop1): pa ffff888131515dc8: logic 128, phys. 385, len 8 [ 348.478343][ T2140] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 348.490833][ T2159] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 348.526219][ T2159] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue [ 348.570221][ T2146] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 348.604062][ T2159] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.331: Allocating blocks 497-513 which overlap fs metadata [ 348.621132][ T2159] EXT4-fs (loop4): pa ffff8881262ff9d8: logic 128, phys. 385, len 8 [ 348.629839][ T2159] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 348.661776][ T2159] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 348.725974][ T2167] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 348.749762][ T2167] 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 [ 348.870255][ T2169] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 348.884654][ T2171] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 348.892113][ T2167] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.332: Allocating blocks 497-513 which overlap fs metadata [ 348.912167][ T2167] EXT4-fs (loop5): pa ffff8881261457e0: logic 128, phys. 385, len 8 [ 348.913036][ T2169] 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 [ 348.920784][ T2167] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 348.938804][ T2167] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, [ 348.951412][ T2171] 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 [ 348.959121][ T2167] inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 349.016436][ T2169] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.333: Allocating blocks 497-513 which overlap fs metadata [ 349.032096][ T2169] EXT4-fs (loop3): pa ffff8881262fff18: logic 128, phys. 385, len 8 [ 349.040821][ T2169] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 349.055408][ T2180] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 349.074000][ T2169] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 349.076285][ T2171] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.334: Allocating blocks 497-513 which overlap fs metadata [ 349.093308][ T2180] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue [ 349.104027][ T2171] EXT4-fs (loop1): pa ffff8881261dfc78: logic 128, phys. 385, len 8 [ 349.138716][ T2171] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 349.155533][ T2179] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 349.164965][ T2180] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.336: Allocating blocks 497-513 which overlap fs metadata [ 349.187179][ T2180] EXT4-fs (loop4): pa ffff8881261dff18: logic 128, phys. 385, len 8 [ 349.196222][ T2180] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 349.205617][ T2171] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 349.221587][ T2179] 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 [ 349.239428][ T2180] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 349.312304][ T2191] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 349.325851][ T2179] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.335: Allocating blocks 497-513 which overlap fs metadata [ 349.341083][ T2179] EXT4-fs (loop6): pa ffff8881261df3f0: logic 128, phys. 385, len 8 [ 349.349784][ T2179] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 349.362352][ T2191] 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 [ 349.392167][ T2195] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 349.419597][ T2195] 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 [ 349.421347][ T2179] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 349.483025][ T2191] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.337: Allocating blocks 497-513 which overlap fs metadata [ 349.497886][ T2191] EXT4-fs (loop5): pa ffff8881316d0a80: logic 128, phys. 385, len 8 [ 349.506481][ T2191] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 349.529059][ T2195] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.338: Allocating blocks 497-513 which overlap fs metadata [ 349.544259][ T2191] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 349.564520][ T2201] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 349.577940][ T2195] EXT4-fs (loop3): pa ffff8881316d0000: logic 128, phys. 385, len 8 [ 349.585991][ T2195] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 349.600095][ T2201] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,nogrpid,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,stripe=0x000000000000a40c,resuid=0x0000000000000000,quota,,errors=continue [ 349.620754][ T2195] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 349.718670][ T2206] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 349.740008][ T2206] 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 [ 349.786380][ T2206] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.339: Allocating blocks 497-513 which overlap fs metadata [ 349.801564][ T2206] EXT4-fs (loop1): pa ffff8881263ae2a0: logic 128, phys. 385, len 8 [ 349.810205][ T2206] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 349.818159][ T2201] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.340: Allocating blocks 497-513 which overlap fs metadata [ 349.822735][ T2213] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 349.837903][ T2201] EXT4-fs (loop4): pa ffff8881316d09d8: logic 128, phys. 385, len 8 [ 349.856613][ T2201] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 349.878784][ T2206] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 349.897811][ T2213] 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 [ 349.901151][ T2201] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 349.942945][ T2220] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 349.965929][ T2213] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.341: Allocating blocks 497-513 which overlap fs metadata [ 349.982078][ T2218] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 349.997041][ T2213] EXT4-fs (loop6): pa ffff8881314acc78: logic 128, phys. 385, len 8 [ 350.006246][ T2213] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 350.019980][ T2220] 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 [ 350.037378][ T2213] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 350.097147][ T2220] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.342: Allocating blocks 497-513 which overlap fs metadata [ 350.098940][ T2218] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.343: Allocating blocks 497-513 which overlap fs metadata [ 350.112365][ T2220] EXT4-fs (loop5): pa ffff88813155b150: logic 128, phys. 385, len 8 [ 350.133028][ T2218] EXT4-fs (loop3): pa ffff8881314ac540: logic 128, phys. 385, len 8 [ 350.135166][ T2220] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 350.143717][ T2218] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 350.193321][ T2220] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 350.214289][ T2218] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. 2026/01/07 08:55:22 executed programs: 340 [ 350.269876][ T2232] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 350.304097][ T2234] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 350.387095][ T2238] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 350.396271][ T2232] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.344: Allocating blocks 497-513 which overlap fs metadata [ 350.416968][ T2234] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.345: Allocating blocks 497-513 which overlap fs metadata [ 350.420894][ T2232] EXT4-fs (loop1): pa ffff8881263aec78: logic 128, phys. 385, len 8 [ 350.434349][ T2234] EXT4-fs (loop4): pa ffff88813148ec78: logic 128, phys. 385, len 8 [ 350.442231][ T2232] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 350.451397][ T2234] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 350.493324][ T2234] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 350.496111][ T2251] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 350.523406][ T2246] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 350.531857][ T2238] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.346: Allocating blocks 497-513 which overlap fs metadata [ 350.553054][ T2238] EXT4-fs (loop6): pa ffff8881263ae930: logic 128, phys. 385, len 8 [ 350.561670][ T2238] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 350.578507][ T2248] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 350.617192][ T2238] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 350.635210][ T2246] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.347: Allocating blocks 497-513 which overlap fs metadata [ 350.650205][ T2246] EXT4-fs (loop5): pa ffff888126179540: logic 128, phys. 385, len 8 [ 350.658805][ T2246] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 350.686744][ T2246] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 350.726408][ T2248] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.348: Allocating blocks 497-513 which overlap fs metadata [ 350.759444][ T2248] EXT4-fs (loop3): pa ffff888126179690: logic 128, phys. 385, len 8 [ 350.768559][ T2248] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 350.801228][ T2248] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 350.914836][ T2262] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 350.970424][ T2262] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.350: Allocating blocks 497-513 which overlap fs metadata [ 350.985757][ T2262] EXT4-fs (loop1): pa ffff8881314007e0: logic 128, phys. 385, len 8 [ 350.994213][ T2262] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 351.019197][ T2264] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 351.020072][ T2262] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 351.099389][ T2274] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 351.106210][ T2264] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.351: Allocating blocks 497-513 which overlap fs metadata [ 351.126203][ T2264] EXT4-fs (loop6): pa ffff888131721b28: logic 128, phys. 385, len 8 [ 351.134847][ T2264] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 351.150426][ T2278] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 351.151764][ T2269] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 351.184008][ T2274] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.352: Allocating blocks 497-513 which overlap fs metadata [ 351.199433][ T2264] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 351.215080][ T2274] EXT4-fs (loop5): pa ffff8881317215e8: logic 128, phys. 385, len 8 [ 351.223932][ T2274] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 351.234723][ T2285] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 351.252165][ T2269] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.353: Allocating blocks 497-513 which overlap fs metadata [ 351.258201][ T2278] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.354: Allocating blocks 497-513 which overlap fs metadata [ 351.287464][ T2269] EXT4-fs (loop4): pa ffff8881314277e0: logic 128, phys. 385, len 8 [ 351.296147][ T2269] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 351.303347][ T2278] EXT4-fs (loop3): pa ffff8881314271f8: logic 128, phys. 385, len 8 [ 351.314941][ T2278] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 351.342860][ T2285] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.355: Allocating blocks 497-513 which overlap fs metadata [ 351.358714][ T2285] EXT4-fs (loop1): pa ffff888131400150: logic 128, phys. 385, len 8 [ 351.364056][ T2274] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, [ 351.367277][ T2285] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 351.369970][ T2269] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, [ 351.375404][ T2274] inode 18: [ 351.386129][ T2269] inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 351.407056][ T2274] block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 351.420621][ T2285] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 351.445510][ T2277] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 351.489628][ T2298] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 351.822014][ T2298] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.356: Allocating blocks 497-513 which overlap fs metadata [ 351.840194][ T2298] EXT4-fs (loop6): pa ffff8881314273f0: logic 128, phys. 385, len 8 [ 351.848750][ T2298] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 351.872038][ T2308] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 351.881361][ T2298] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 351.885641][ T2306] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 351.931512][ T2311] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 351.996265][ T2307] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 352.005282][ T2306] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.357: Allocating blocks 497-513 which overlap fs metadata [ 352.024728][ T2306] EXT4-fs (loop4): pa ffff88813148e540: logic 128, phys. 385, len 8 [ 352.033144][ T2306] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 352.057822][ T2306] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 352.081396][ T2307] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.359: Allocating blocks 497-513 which overlap fs metadata [ 352.088834][ T2311] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.360: Allocating blocks 497-513 which overlap fs metadata [ 352.097452][ T2308] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.358: Allocating blocks 497-513 which overlap fs metadata [ 352.129280][ T2307] EXT4-fs (loop5): pa ffff88813153fb28: logic 128, phys. 385, len 8 [ 352.130289][ T2311] EXT4-fs (loop3): pa ffff88811c4d1f18: logic 128, phys. 385, len 8 [ 352.137913][ T2307] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 352.146391][ T2311] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 352.170528][ T2308] EXT4-fs (loop1): pa ffff8881314bb2a0: logic 128, phys. 385, len 8 [ 352.179257][ T2308] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 352.197334][ T2324] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 352.227710][ T2311] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 352.250474][ T2307] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 352.265254][ T2308] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 352.274767][ T2324] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.361: Allocating blocks 497-513 which overlap fs metadata [ 352.304709][ T2324] EXT4-fs (loop6): pa ffff8881317de540: logic 128, phys. 385, len 8 [ 352.307138][ T2331] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 352.313835][ T2324] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 352.357230][ T2324] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 352.403585][ T2331] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.362: Allocating blocks 497-513 which overlap fs metadata [ 352.418390][ T2331] EXT4-fs (loop4): pa ffff88813153f9d8: logic 128, phys. 385, len 8 [ 352.427354][ T2331] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 352.463193][ T2331] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 352.561479][ T2344] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 352.661402][ T2341] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 352.669827][ T2344] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.365: Allocating blocks 497-513 which overlap fs metadata [ 352.691112][ T2344] EXT4-fs (loop1): pa ffff88811c609498: logic 128, phys. 385, len 8 [ 352.699527][ T2344] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 352.716684][ T2347] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 352.719225][ T2336] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 352.760445][ T2341] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.364: Allocating blocks 497-513 which overlap fs metadata [ 352.767101][ T2344] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 352.780080][ T2341] EXT4-fs (loop5): pa ffff888126296690: logic 128, phys. 385, len 8 [ 352.800693][ T2341] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 352.818504][ T2355] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 352.846313][ T2347] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.366: Allocating blocks 497-513 which overlap fs metadata [ 352.849582][ T2336] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.363: Allocating blocks 497-513 which overlap fs metadata [ 352.877886][ T2347] EXT4-fs (loop6): pa ffff888133001738: logic 128, phys. 385, len 8 [ 352.883322][ T2336] EXT4-fs (loop3): pa ffff888133001000: logic 128, phys. 385, len 8 [ 352.886952][ T2347] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, [ 352.895303][ T2336] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 352.914092][ T2347] free 0, pa_free 1 [ 352.923485][ T2340] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 352.940790][ T2336] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 352.950034][ T2362] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 352.991871][ T2355] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.367: Allocating blocks 497-513 which overlap fs metadata [ 353.007481][ T2355] EXT4-fs (loop4): pa ffff8881330010a8: logic 128, phys. 385, len 8 [ 353.016190][ T2355] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 353.039611][ T2355] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 353.335295][ T2369] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 353.336896][ T2375] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 353.433544][ T2374] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 353.433566][ T2366] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 353.446097][ T2369] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.369: Allocating blocks 497-513 which overlap fs metadata [ 353.472974][ T2375] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.371: Allocating blocks 497-513 which overlap fs metadata [ 353.473990][ T2369] EXT4-fs (loop5): pa ffff8881315f3b28: logic 128, phys. 385, len 8 [ 353.496464][ T2369] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 353.497017][ T2375] EXT4-fs (loop6): pa ffff88811c534690: logic 128, phys. 385, len 8 [ 353.513438][ T2384] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 353.515522][ T2375] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 353.563522][ T2366] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.368: Allocating blocks 497-513 which overlap fs metadata [ 353.579211][ T2366] EXT4-fs (loop1): pa ffff8881315f3000: logic 128, phys. 385, len 8 [ 353.589010][ T2366] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 353.605068][ T2374] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.370: Allocating blocks 497-513 which overlap fs metadata [ 353.620290][ T2374] EXT4-fs (loop3): pa ffff8881315f3150: logic 128, phys. 385, len 8 [ 353.628594][ T2374] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 353.645536][ T2384] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.372: Allocating blocks 497-513 which overlap fs metadata [ 353.649115][ T2375] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 353.660522][ T2384] EXT4-fs (loop4): pa ffff88811c6afa80: logic 128, phys. 385, len 8 [ 353.684971][ T2384] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 353.706674][ T2393] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 353.724012][ T2394] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 353.740158][ T49] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 353.753445][ T49] EXT4-fs (loop1): This should not happen!! Data will be lost [ 353.753445][ T49] [ 353.763484][ T49] EXT4-fs (loop1): Total free blocks count 0 [ 353.769963][ T49] EXT4-fs (loop1): Free/Dirty block details [ 353.776118][ T49] EXT4-fs (loop1): free_blocks=32 [ 353.782108][ T49] EXT4-fs (loop1): dirty_blocks=0 [ 353.790950][ T49] EXT4-fs (loop1): Block reservation details [ 353.797355][ T49] EXT4-fs (loop1): i_reserved_data_blocks=0 [ 353.874457][ T2399] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 353.953924][ T2399] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.374: Allocating blocks 497-513 which overlap fs metadata [ 353.965218][ T2397] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 353.975196][ T2399] EXT4-fs (loop6): pa ffff8881315fc150: logic 128, phys. 385, len 8 [ 353.990034][ T2399] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 354.014400][ T2409] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 354.017202][ T2399] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 354.088968][ T2405] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 354.101834][ T2407] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 354.107253][ T2397] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.373: Allocating blocks 497-513 which overlap fs metadata [ 354.123661][ T2409] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.376: Allocating blocks 497-513 which overlap fs metadata [ 354.131729][ T2397] EXT4-fs (loop5): pa ffff8881315fcd20: logic 128, phys. 385, len 8 [ 354.143415][ T2409] EXT4-fs (loop1): pa ffff888131667738: logic 128, phys. 385, len 8 [ 354.151643][ T2397] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, [ 354.159983][ T2409] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 354.179114][ T2397] free 0, pa_free 1 [ 354.207020][ T2405] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.375: Allocating blocks 497-513 which overlap fs metadata [ 354.217221][ T2409] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 354.237349][ T2397] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 354.238840][ T2405] EXT4-fs (loop3): pa ffff88811c6d8498: logic 128, phys. 385, len 8 [ 354.260732][ T2405] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 354.278664][ T2424] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 354.296171][ T2407] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.377: Allocating blocks 497-513 which overlap fs metadata [ 354.311724][ T2407] EXT4-fs (loop4): pa ffff88811c6d8d20: logic 128, phys. 385, len 8 [ 354.320599][ T2407] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 354.340202][ T2405] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 354.352418][ T2407] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 354.394488][ T2424] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.378: Allocating blocks 497-513 which overlap fs metadata [ 354.409691][ T2424] EXT4-fs (loop6): pa ffff8881316677e0: logic 128, phys. 385, len 8 [ 354.417940][ T2424] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 354.441292][ T2424] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 354.565276][ T2432] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 354.661986][ T2435] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 354.669457][ T2432] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.380: Allocating blocks 497-513 which overlap fs metadata [ 354.692867][ T2432] EXT4-fs (loop5): pa ffff8881315d29d8: logic 128, phys. 385, len 8 [ 354.702141][ T2432] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 354.723009][ T2438] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 354.738413][ T2432] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 354.759228][ T2439] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 354.766709][ T2435] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.379: Allocating blocks 497-513 which overlap fs metadata [ 354.788092][ T2435] EXT4-fs (loop1): pa ffff88811c4cd1f8: logic 128, phys. 385, len 8 [ 354.794278][ T2438] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.381: Allocating blocks 497-513 which overlap fs metadata [ 354.796980][ T2435] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 354.822212][ T2438] EXT4-fs (loop3): pa ffff8881315d2d20: logic 128, phys. 385, len 8 [ 354.829253][ T2442] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 354.830791][ T2438] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 354.871122][ T2435] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 354.885207][ T2438] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 354.930204][ T2442] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.383: Allocating blocks 497-513 which overlap fs metadata [ 354.948519][ T2459] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 354.950952][ T2439] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.382: Allocating blocks 497-513 which overlap fs metadata [ 354.976654][ T2439] EXT4-fs (loop4): pa ffff8881262960a8: logic 128, phys. 385, len 8 [ 354.979180][ T2442] EXT4-fs (loop6): pa ffff8881316e1540: logic 128, phys. 385, len 8 [ 354.985774][ T2439] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, [ 354.994471][ T2442] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 355.015946][ T2439] free 0, pa_free 1 [ 355.028685][ T2464] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 355.047625][ T2462] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 355.101620][ T2459] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.384: Allocating blocks 497-513 which overlap fs metadata [ 355.116056][ T2459] EXT4-fs (loop5): pa ffff88811c4cd9d8: logic 128, phys. 385, len 8 [ 355.125087][ T2459] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 355.151053][ T2459] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 355.205024][ T2468] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 355.264142][ T2463] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 355.321880][ T2472] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 355.326653][ T2468] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.386: Allocating blocks 497-513 which overlap fs metadata [ 355.349623][ T2468] EXT4-fs (loop3): pa ffff88811c4d1930: logic 128, phys. 385, len 8 [ 355.354310][ T2463] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.385: Allocating blocks 497-513 which overlap fs metadata [ 355.357824][ T2468] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 355.383551][ T2463] EXT4-fs (loop1): pa ffff88811c4d1a80: logic 128, phys. 385, len 8 [ 355.393237][ T2463] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 355.403303][ T2468] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 355.411630][ T2480] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 355.446572][ T2472] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.388: Allocating blocks 497-513 which overlap fs metadata 2026/01/07 08:55:27 executed programs: 383 [ 355.460946][ T2482] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 355.470101][ T2463] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 355.489703][ T2472] EXT4-fs (loop4): pa ffff8881316982a0: logic 128, phys. 385, len 8 [ 355.498163][ T2472] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 355.525640][ T2472] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 355.566283][ T2480] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.387: Allocating blocks 497-513 which overlap fs metadata [ 355.568399][ T2482] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.389: Allocating blocks 497-513 which overlap fs metadata [ 355.581494][ T2480] EXT4-fs (loop6): pa ffff8881316989d8: logic 128, phys. 385, len 8 [ 355.604543][ T2480] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 355.605049][ T2482] EXT4-fs (loop5): pa ffff8881315c6b28: logic 128, phys. 385, len 8 [ 355.623211][ T2482] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 355.646875][ T2480] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 355.651402][ T2482] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 355.713106][ T2494] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 355.847687][ T2501] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 355.952605][ T2499] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 355.975587][ T2501] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.392: Allocating blocks 497-513 which overlap fs metadata [ 355.991107][ T2501] EXT4-fs (loop4): pa ffff8881316e13f0: logic 128, phys. 385, len 8 [ 355.991426][ T2494] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.390: Allocating blocks 497-513 which overlap fs metadata [ 355.999946][ T2501] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 356.015358][ T2494] EXT4-fs (loop3): pa ffff888131698a80: logic 128, phys. 385, len 8 [ 356.034787][ T2494] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 356.051754][ T2501] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 356.062710][ T2510] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 356.091710][ T2494] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 356.094982][ T2499] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.391: Allocating blocks 497-513 which overlap fs metadata [ 356.122560][ T2499] EXT4-fs (loop1): pa ffff888126158e70: logic 128, phys. 385, len 8 [ 356.131891][ T2499] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 356.168391][ T2516] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 356.200810][ T2510] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.394: Allocating blocks 497-513 which overlap fs metadata [ 356.218616][ T2510] EXT4-fs (loop5): pa ffff88811074f498: logic 128, phys. 385, len 8 [ 356.227437][ T2510] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 356.269346][ T2524] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 356.269608][ T2516] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.395: Allocating blocks 497-513 which overlap fs metadata [ 356.291611][ T2510] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 356.311605][ T2516] EXT4-fs (loop6): pa ffff888126334150: logic 128, phys. 385, len 8 [ 356.321882][ T2516] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 356.348425][ T2516] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 356.448016][ T2524] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.396: Allocating blocks 497-513 which overlap fs metadata [ 356.462771][ T2524] EXT4-fs (loop4): pa ffff888126334348: logic 128, phys. 385, len 8 [ 356.471171][ T2524] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 356.495659][ T2524] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 356.521964][ T2534] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 356.606861][ T2536] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 356.660946][ T2533] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 356.689061][ T2539] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 356.717395][ T2536] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.400: Allocating blocks 497-513 which overlap fs metadata [ 356.740191][ T2534] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.398: Allocating blocks 497-513 which overlap fs metadata [ 356.740578][ T2533] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.399: Allocating blocks 497-513 which overlap fs metadata [ 356.765125][ T2536] EXT4-fs (loop5): pa ffff8881314bbe70: logic 128, phys. 385, len 8 [ 356.777906][ T2536] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 356.788542][ T2534] EXT4-fs (loop1): pa ffff8881314bbd20: logic 128, phys. 385, len 8 [ 356.797724][ T2534] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 356.816329][ T2550] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 356.826424][ T2533] EXT4-fs (loop3): pa ffff8881314bb0a8: logic 128, phys. 385, len 8 [ 356.837628][ T2533] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 356.840094][ T2539] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.401: Allocating blocks 497-513 which overlap fs metadata [ 356.862947][ T2539] EXT4-fs (loop6): pa ffff88811074fa80: logic 128, phys. 385, len 8 [ 356.871709][ T2539] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 356.941552][ T2539] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 356.957737][ T2550] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.402: Allocating blocks 497-513 which overlap fs metadata [ 356.976845][ T2532] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 356.986693][ T2550] EXT4-fs (loop4): pa ffff8881263340a8: logic 128, phys. 385, len 8 [ 356.993528][ T2535] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 357.001006][ T2550] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 357.016687][ T2531] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 357.383847][ T2568] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 357.475334][ T2571] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 357.526595][ T2564] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 357.534245][ T2567] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 357.553210][ T2571] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.406: Allocating blocks 497-513 which overlap fs metadata [ 357.568685][ T2571] EXT4-fs (loop3): pa ffff888126379540: logic 128, phys. 385, len 8 [ 357.569588][ T2568] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.404: Allocating blocks 497-513 which overlap fs metadata [ 357.576897][ T2571] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 357.601535][ T2571] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 357.602087][ T2568] EXT4-fs (loop1): pa ffff888131703a80: logic 128, phys. 385, len 8 [ 357.617563][ T2580] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 357.625322][ T2568] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 357.676758][ T2564] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.405: Allocating blocks 497-513 which overlap fs metadata [ 357.692193][ T2564] EXT4-fs (loop5): pa ffff8881315d23f0: logic 128, phys. 385, len 8 [ 357.700633][ T2564] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 357.705449][ T2567] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.403: Allocating blocks 497-513 which overlap fs metadata [ 357.739343][ T2567] EXT4-fs (loop6): pa ffff8881317032a0: logic 128, phys. 385, len 8 [ 357.747715][ T2567] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 357.750434][ T2580] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.407: Allocating blocks 497-513 which overlap fs metadata [ 357.782014][ T2580] EXT4-fs (loop4): pa ffff8881262ff930: logic 128, phys. 385, len 8 [ 357.791521][ T2580] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 357.804979][ T2565] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 357.821051][ T2590] ================================================================== [ 357.829761][ T2590] BUG: KASAN: out-of-bounds in ext4_ext_remove_space+0x258d/0x4920 [ 357.837909][ T2590] Read of size 18446744073709551568 at addr ffff88811167346c by task syz.6.403/2590 [ 357.847434][ T2590] [ 357.849774][ T2590] CPU: 1 PID: 2590 Comm: syz.6.403 Not tainted syzkaller #0 [ 357.857216][ T2590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 357.868567][ T2590] Call Trace: [ 357.872540][ T2590] __dump_stack+0x21/0x24 [ 357.877085][ T2590] dump_stack_lvl+0x169/0x1d8 [ 357.882111][ T2590] ? show_regs_print_info+0x18/0x18 [ 357.887662][ T2590] ? thaw_kernel_threads+0x220/0x220 [ 357.893253][ T2590] print_address_description+0x7f/0x2c0 [ 357.899064][ T2590] ? ext4_ext_remove_space+0x258d/0x4920 [ 357.904851][ T2590] kasan_report+0xe2/0x130 [ 357.909536][ T2590] ? ext4_ext_remove_space+0x258d/0x4920 [ 357.915159][ T2590] ? ext4_ext_remove_space+0x258d/0x4920 [ 357.920788][ T2590] kasan_check_range+0x280/0x290 [ 357.925747][ T2590] memmove+0x2d/0x70 [ 357.929727][ T2590] ext4_ext_remove_space+0x258d/0x4920 [ 357.935357][ T2590] ? __kasan_slab_free+0x11/0x20 [ 357.940467][ T2590] ? ext4_ext_index_trans_blocks+0x100/0x100 [ 357.946635][ T2590] ? ext4_es_remove_extent+0x1d9/0x330 [ 357.952316][ T2590] ext4_punch_hole+0x6f8/0xad0 [ 357.957672][ T2590] ext4_fallocate+0x271/0x1a70 [ 357.962721][ T2590] ? selinux_file_permission+0x2a5/0x510 [ 357.968659][ T2590] ? preempt_count_add+0x90/0x1b0 [ 357.973716][ T2590] vfs_fallocate+0x4b4/0x590 [ 357.978405][ T2590] do_madvise+0x12cf/0x1df0 [ 357.983425][ T2590] ? madvise_set_anon_name+0x460/0x460 [ 357.989262][ T2590] ? futex_wait+0x680/0x680 [ 357.994136][ T2590] ? move_vma+0x771/0x9e0 [ 357.998721][ T2590] ? do_futex+0xeff/0x1210 [ 358.003343][ T2590] ? userfaultfd_unmap_complete+0x275/0x2d0 [ 358.010572][ T2590] ? security_mmap_addr+0x40/0x90 [ 358.015770][ T2590] ? mremap_userfaultfd_complete+0xe5/0x170 [ 358.021860][ T2590] ? get_unmapped_area+0x305/0x370 [ 358.027131][ T2590] ? userfaultfd_unmap_prep+0x4c0/0x4c0 [ 358.032665][ T2590] ? mremap_to+0x55b/0x6b0 [ 358.037251][ T2590] ? mremap_to+0x5c3/0x6b0 [ 358.041934][ T2590] ? futex_exit_release+0x1d0/0x1d0 [ 358.047124][ T2590] ? __kasan_check_write+0x14/0x20 [ 358.052595][ T2590] ? __kasan_check_write+0x14/0x20 [ 358.057923][ T2590] ? switch_fpu_return+0x197/0x340 [ 358.063222][ T2590] ? fpu__clear_all+0x20/0x20 [ 358.068132][ T2590] ? __kasan_check_read+0x11/0x20 [ 358.073438][ T2590] __x64_sys_madvise+0xa9/0xc0 [ 358.078426][ T2590] do_syscall_64+0x31/0x40 [ 358.083551][ T2590] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 358.089843][ T2590] RIP: 0033:0x7f50c1b51749 [ 358.094256][ T2590] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 358.115056][ T2590] RSP: 002b:00007f50c19a0038 EFLAGS: 00000246 ORIG_RAX: 000000000000001c [ 358.123986][ T2590] RAX: ffffffffffffffda RBX: 00007f50c1da8090 RCX: 00007f50c1b51749 [ 358.132357][ T2590] RDX: 0000000000000009 RSI: 0000000000600003 RDI: 0000200000000000 [ 358.140582][ T2590] RBP: 00007f50c1bd5f91 R08: 0000000000000000 R09: 0000000000000000 [ 358.148816][ T2590] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 358.156903][ T2590] R13: 00007f50c1da8128 R14: 00007f50c1da8090 R15: 00007fffa693ae58 [ 358.165668][ T2590] [ 358.167985][ T2590] The buggy address belongs to the page: [ 358.173893][ T2590] page:ffffea0004459cc0 refcount:2 mapcount:0 mapping:ffff888110762490 index:0x40 pfn:0x111673 [ 358.186076][ T2590] aops:def_blk_aops ino:0 [ 358.190900][ T2590] flags: 0x400000000002203e(referenced|uptodate|dirty|lru|active|private|mappedtodisk) [ 358.201027][ T2590] raw: 400000000002203e ffffea000461a5c8 ffffea000452dc88 ffff888110762490 [ 358.210181][ T2590] raw: 0000000000000040 ffff88810d27e690 00000002ffffffff ffff888100142000 [ 358.219146][ T2590] page dumped because: kasan: bad access detected [ 358.226040][ T2590] page->mem_cgroup:ffff888100142000 [ 358.231430][ T2590] page_owner tracks the page as allocated [ 358.237269][ T2590] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x112cc0(GFP_USER|__GFP_NOWARN|__GFP_NORETRY), pid 458, ts 357657221607, free_ts 357554310447 [ 358.254978][ T2590] prep_new_page+0x179/0x180 [ 358.259698][ T2590] get_page_from_freelist+0x2235/0x23d0 [ 358.265831][ T2590] __alloc_pages_nodemask+0x268/0x5f0 [ 358.271758][ T2590] page_cache_ra_unbounded+0x2c8/0x7d0 [ 358.277561][ T2590] force_page_cache_ra+0x3a9/0x400 [ 358.283351][ T2590] page_cache_sync_ra+0x237/0x2a0 [ 358.288867][ T2590] generic_file_buffered_read+0x55b/0x2730 [ 358.294867][ T2590] generic_file_read_iter+0x116/0x560 [ 358.300495][ T2590] blkdev_read_iter+0x12f/0x160 [ 358.305920][ T2590] vfs_read+0x874/0xa10 [ 358.310158][ T2590] ksys_read+0x140/0x240 [ 358.314582][ T2590] __x64_sys_read+0x7b/0x90 [ 358.319365][ T2590] do_syscall_64+0x31/0x40 [ 358.323883][ T2590] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 358.330152][ T2590] page last free stack trace: [ 358.334844][ T2590] free_unref_page_prepare+0x2b7/0x2d0 [ 358.340876][ T2590] __free_pages+0x14b/0x380 [ 358.345482][ T2590] __free_slab+0xcf/0x190 [ 358.350180][ T2590] unfreeze_partials+0x15f/0x190 [ 358.355298][ T2590] put_cpu_partial+0xc1/0x180 [ 358.360234][ T2590] __slab_free+0x2c9/0x3a0 [ 358.364806][ T2590] ___cache_free+0x111/0x130 [ 358.369565][ T2590] qlink_free+0x50/0x90 [ 358.374077][ T2590] qlist_free_all+0x5f/0xb0 [ 358.378659][ T2590] kasan_quarantine_reduce+0x14a/0x160 [ 358.384756][ T2590] __kasan_slab_alloc+0x2f/0xf0 [ 358.389772][ T2590] slab_post_alloc_hook+0x5d/0x2f0 [ 358.395111][ T2590] __kmalloc+0x183/0x330 [ 358.399429][ T2590] kvmalloc_node+0x88/0x130 [ 358.404234][ T2590] seq_read_iter+0x1fc/0xd30 [ 358.409206][ T2590] kernfs_fop_read_iter+0x147/0x470 [ 358.414841][ T2590] [ 358.417166][ T2590] Memory state around the buggy address: [ 358.422944][ T2590] ffff888111673300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 358.431284][ T2590] ffff888111673380: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 358.439530][ T2590] >ffff888111673400: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 358.447855][ T2590] ^ [ 358.455688][ T2590] ffff888111673480: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 358.464437][ T2590] ffff888111673500: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 358.473016][ T2590] ================================================================== [ 358.481196][ T2590] Disabling lock debugging due to kernel taint [ 358.503976][ T24] kauditd_printk_skb: 41 callbacks suppressed [ 358.503992][ T24] audit: type=1400 audit(1767776130.630:115): avc: denied { read } for pid=77 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 [ 358.526560][ T2579] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 358.533475][ T24] audit: type=1400 audit(1767776130.630:116): avc: denied { search } for pid=77 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 358.571213][ T24] audit: type=1400 audit(1767776130.630:117): avc: denied { write } for pid=77 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 358.594693][ T24] audit: type=1400 audit(1767776130.630:118): avc: denied { add_name } for pid=77 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 358.617148][ T24] audit: type=1400 audit(1767776130.630:119): avc: denied { create } for pid=77 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 358.622798][ T2592] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 358.638679][ T24] audit: type=1400 audit(1767776130.630:120): avc: denied { append open } for pid=77 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 358.675294][ T24] audit: type=1400 audit(1767776130.630:121): avc: denied { getattr } for pid=77 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 358.860311][ T2592] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.408: Allocating blocks 497-513 which overlap fs metadata [ 358.860837][ T2598] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 358.875540][ T2592] EXT4-fs (loop3): pa ffff8881262ff738: logic 128, phys. 385, len 8 [ 358.896987][ T2592] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 358.929469][ T2592] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 358.979905][ T2603] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 358.983459][ T2598] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.409: Allocating blocks 497-513 which overlap fs metadata [ 358.995142][ T2601] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 359.024375][ T2598] EXT4-fs (loop5): pa ffff88811c6af0a8: logic 128, phys. 385, len 8 [ 359.032905][ T2598] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 359.051134][ T2610] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 359.077739][ T2603] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.411: Allocating blocks 497-513 which overlap fs metadata [ 359.086339][ T2601] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.410: Allocating blocks 497-513 which overlap fs metadata [ 359.092764][ T2603] EXT4-fs (loop6): pa ffff88811c6afd20: logic 128, phys. 385, len 8 [ 359.114565][ T2603] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 359.126992][ T2598] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 359.147209][ T2618] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 359.163517][ T2610] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.412: Allocating blocks 497-513 which overlap fs metadata [ 359.168735][ T2601] EXT4-fs (loop1): pa ffff8881261df690: logic 128, phys. 385, len 8 [ 359.187753][ T2601] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 359.206048][ T2610] EXT4-fs (loop4): pa ffff8881261dfc78: logic 128, phys. 385, len 8 [ 359.214404][ T2610] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 359.241878][ T2601] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 359.252078][ T2610] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 359.269549][ T2618] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.413: Allocating blocks 497-513 which overlap fs metadata [ 359.287980][ T2618] EXT4-fs (loop3): pa ffff8881316d0348: logic 128, phys. 385, len 8 [ 359.296499][ T2618] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 359.327484][ T2618] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 359.491654][ T2630] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 359.588115][ T2628] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 359.601058][ T2633] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 359.609463][ T2630] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.415: Allocating blocks 497-513 which overlap fs metadata [ 359.629017][ T2630] EXT4-fs (loop6): pa ffff8881316d0e70: logic 128, phys. 385, len 8 [ 359.637610][ T2630] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 359.652298][ T2636] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 359.672508][ T2630] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 359.688928][ T2642] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 359.710147][ T2628] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.414: Allocating blocks 497-513 which overlap fs metadata [ 359.717278][ T2636] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.417: Allocating blocks 497-513 which overlap fs metadata [ 359.742405][ T2633] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.416: Allocating blocks 497-513 which overlap fs metadata [ 359.744697][ T2628] EXT4-fs (loop5): pa ffff8881315157e0: logic 128, phys. 385, len 8 [ 359.764834][ T2628] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 359.776770][ T2636] EXT4-fs (loop4): pa ffff8881263ae7e0: logic 128, phys. 385, len 8 [ 359.785150][ T2636] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 359.799007][ T2633] EXT4-fs (loop1): pa ffff8881314acb28: logic 128, phys. 385, len 8 [ 359.807935][ T2633] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 359.818433][ T2628] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 359.844060][ T2651] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 359.893417][ T2642] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.418: Allocating blocks 497-513 which overlap fs metadata [ 359.908956][ T2642] EXT4-fs (loop3): pa ffff888131515150: logic 128, phys. 385, len 8 [ 359.917375][ T2642] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 359.942778][ T2642] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 360.201703][ T2655] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 360.370043][ T2662] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 360.466701][ T2666] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 360.466869][ T2664] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 360.518147][ T2655] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.419: Allocating blocks 497-513 which overlap fs metadata [ 360.529835][ T2662] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.421: Allocating blocks 497-513 which overlap fs metadata [ 360.534448][ T2655] EXT4-fs (loop6): pa ffff8881261793f0: logic 128, phys. 385, len 8 [ 360.556395][ T2655] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 360.576398][ T2664] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.422: Allocating blocks 497-513 which overlap fs metadata [ 360.577556][ T2666] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.423: Allocating blocks 497-513 which overlap fs metadata [ 360.591968][ T2664] EXT4-fs (loop4): pa ffff8881314aca80: logic 128, phys. 385, len 8 [ 360.613927][ T2664] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 360.616200][ T2666] EXT4-fs (loop3): pa ffff888126179b28: logic 128, phys. 385, len 8 [ 360.632522][ T2666] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 360.632590][ T2662] EXT4-fs (loop5): pa ffff888131515bd0: logic 128, phys. 385, len 8 [ 360.651506][ T2662] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 360.662103][ T2666] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 360.690734][ T2655] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 360.690936][ T2675] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 360.717808][ T2681] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 360.743995][ T310] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 360.757043][ T310] EXT4-fs (loop5): This should not happen!! Data will be lost [ 360.757043][ T310] 2026/01/07 08:55:32 executed programs: 418 [ 360.773530][ T310] EXT4-fs (loop5): Total free blocks count 0 [ 360.777421][ T2675] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.424: Allocating blocks 497-513 which overlap fs metadata [ 360.780188][ T310] EXT4-fs (loop5): Free/Dirty block details [ 360.795204][ T2675] EXT4-fs (loop1): pa ffff8881315563f0: logic 128, phys. 385, len 8 [ 360.801182][ T310] EXT4-fs (loop5): free_blocks=32 [ 360.809677][ T2675] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 360.826383][ T310] EXT4-fs (loop5): dirty_blocks=0 [ 360.830494][ T2675] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 360.837944][ T310] EXT4-fs (loop5): Block reservation details [ 360.853406][ T310] EXT4-fs (loop5): i_reserved_data_blocks=0 [ 361.008141][ T2687] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 361.072787][ T2689] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 361.094249][ T2687] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.425: Allocating blocks 497-513 which overlap fs metadata [ 361.109542][ T2687] EXT4-fs (loop6): pa ffff888131556000: logic 128, phys. 385, len 8 [ 361.118032][ T2687] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 361.129547][ T2695] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 361.147004][ T2687] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 361.210160][ T2693] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 361.221802][ T2695] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.426: Allocating blocks 497-513 which overlap fs metadata [ 361.230740][ T2689] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.428: Allocating blocks 497-513 which overlap fs metadata [ 361.238204][ T2695] EXT4-fs (loop5): pa ffff888131543690: logic 128, phys. 385, len 8 [ 361.260413][ T2689] EXT4-fs (loop4): pa ffff8881314bb690: logic 128, phys. 385, len 8 [ 361.261983][ T2695] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 361.271294][ T2689] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 361.293572][ T2701] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 361.314961][ T2695] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 361.326657][ T2689] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 361.347625][ T2701] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.429: Allocating blocks 497-513 which overlap fs metadata [ 361.363092][ T2701] EXT4-fs (loop1): pa ffff888131400930: logic 128, phys. 385, len 8 [ 361.371546][ T2701] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 361.374516][ T2693] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.427: Allocating blocks 497-513 which overlap fs metadata [ 361.399620][ T2693] EXT4-fs (loop3): pa ffff888131543738: logic 128, phys. 385, len 8 [ 361.402527][ T2701] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: [ 361.408002][ T2693] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 361.416970][ T2701] block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 361.448593][ T2714] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 361.468168][ T2693] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 361.520097][ T2719] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 361.536939][ T2714] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.430: Allocating blocks 497-513 which overlap fs metadata [ 361.552337][ T2714] EXT4-fs (loop6): pa ffff8881314fde70: logic 128, phys. 385, len 8 [ 361.561003][ T2714] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 361.586485][ T2714] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 361.654873][ T2725] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 361.672617][ T2719] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.431: Allocating blocks 497-513 which overlap fs metadata [ 361.689470][ T2732] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 361.689909][ T2726] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 361.704949][ T2719] EXT4-fs (loop5): pa ffff8881314fd690: logic 128, phys. 385, len 8 [ 361.724043][ T2719] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 361.752856][ T2726] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.432: Allocating blocks 497-513 which overlap fs metadata [ 361.761357][ T2732] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.434: Allocating blocks 497-513 which overlap fs metadata [ 361.774959][ T2725] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.433: Allocating blocks 497-513 which overlap fs metadata [ 361.797507][ T2726] EXT4-fs (loop4): pa ffff8881314fd7e0: logic 128, phys. 385, len 8 [ 361.798389][ T2725] EXT4-fs (loop1): pa ffff8881314fda80: logic 128, phys. 385, len 8 [ 361.806407][ T2726] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, [ 361.814693][ T2725] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 361.815902][ T2732] EXT4-fs (loop3): pa ffff88813144a0a8: logic 128, phys. 385, len 8 [ 361.824003][ T2726] free 0, pa_free 1 [ 361.833953][ T2732] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 361.867669][ T2743] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 361.871399][ T2719] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 361.906699][ T2725] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 361.923971][ T310] EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 361.937784][ T310] EXT4-fs (loop5): This should not happen!! Data will be lost [ 361.937784][ T310] [ 361.945032][ T2743] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.435: Allocating blocks 497-513 which overlap fs metadata [ 361.948141][ T310] EXT4-fs (loop5): Total free blocks count 0 [ 361.969393][ T310] EXT4-fs (loop5): Free/Dirty block details [ 361.975637][ T310] EXT4-fs (loop5): free_blocks=32 [ 361.986976][ T307] EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 362.002475][ T2743] EXT4-fs (loop6): pa ffff8881263ae888: logic 128, phys. 385, len 8 [ 362.011040][ T2743] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 362.021878][ T310] EXT4-fs (loop5): dirty_blocks=0 [ 362.025498][ T2726] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 362.028516][ T310] EXT4-fs (loop5): Block reservation details [ 362.048439][ T310] EXT4-fs (loop5): i_reserved_data_blocks=0 [ 362.050651][ T307] EXT4-fs (loop1): This should not happen!! Data will be lost [ 362.050651][ T307] [ 362.079319][ T307] EXT4-fs (loop1): Total free blocks count 0 [ 362.087400][ T2743] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 362.088032][ T2752] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 362.105893][ T307] EXT4-fs (loop1): Free/Dirty block details [ 362.121434][ T2752] EXT4-fs (loop4): This should not happen!! Data will be lost [ 362.121434][ T2752] [ 362.132520][ T2752] EXT4-fs (loop4): Total free blocks count 0 [ 362.133273][ T307] EXT4-fs (loop1): free_blocks=32 [ 362.144975][ T307] EXT4-fs (loop1): dirty_blocks=0 [ 362.148946][ T2752] EXT4-fs (loop4): Free/Dirty block details [ 362.150963][ T307] EXT4-fs (loop1): Block reservation details [ 362.156784][ T2752] EXT4-fs (loop4): free_blocks=32 [ 362.163185][ T307] EXT4-fs (loop1): i_reserved_data_blocks=0 [ 362.168482][ T2752] EXT4-fs (loop4): dirty_blocks=0 [ 362.180348][ T2752] EXT4-fs (loop4): Block reservation details [ 362.186800][ T2752] EXT4-fs (loop4): i_reserved_data_blocks=0 [ 362.319133][ T2754] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 362.413977][ T2754] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.438: Allocating blocks 497-513 which overlap fs metadata [ 362.429283][ T2754] EXT4-fs (loop3): pa ffff888126296888: logic 128, phys. 385, len 8 [ 362.437603][ T2754] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 362.464417][ T2754] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 362.500383][ T2757] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 362.543210][ T2767] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 362.589559][ T2764] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 362.633859][ T2762] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 362.658681][ T2757] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.436: Allocating blocks 497-513 which overlap fs metadata [ 362.659224][ T2767] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.439: Allocating blocks 497-513 which overlap fs metadata [ 362.674531][ T2764] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.440: Allocating blocks 497-513 which overlap fs metadata [ 362.689033][ T2757] EXT4-fs (loop5): pa ffff888126296150: logic 128, phys. 385, len 8 [ 362.704551][ T2767] EXT4-fs (loop4): pa ffff8881330012a0: logic 128, phys. 385, len 8 [ 362.712029][ T2757] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 362.720849][ T2767] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 362.733323][ T2764] EXT4-fs (loop6): pa ffff888133001dc8: logic 128, phys. 385, len 8 [ 362.751177][ T2764] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 362.778720][ T2777] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 362.795243][ T2757] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 362.804216][ T2762] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.437: Allocating blocks 497-513 which overlap fs metadata [ 362.811985][ T2764] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 362.840181][ T2762] EXT4-fs (loop1): pa ffff88811c609690: logic 128, phys. 385, len 8 [ 362.840191][ T2762] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 362.880562][ T2762] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 362.887914][ T2777] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.441: Allocating blocks 497-513 which overlap fs metadata [ 362.923676][ T2777] EXT4-fs (loop3): pa ffff888131721c78: logic 128, phys. 385, len 8 [ 362.932985][ T2777] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 362.958046][ T2777] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 363.063686][ T2790] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 363.084963][ T2794] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 363.103297][ T2792] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 363.112123][ T2797] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 363.165984][ T2792] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.444: Allocating blocks 497-513 which overlap fs metadata [ 363.166039][ T2790] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.443: Allocating blocks 497-513 which overlap fs metadata [ 363.186952][ T2794] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.442: Allocating blocks 497-513 which overlap fs metadata [ 363.195483][ T2790] EXT4-fs (loop4): pa ffff8881315fc498: logic 128, phys. 385, len 8 [ 363.217553][ T2790] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 363.223815][ T2800] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 363.234794][ T2797] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.445: Allocating blocks 497-513 which overlap fs metadata [ 363.256781][ T2794] EXT4-fs (loop5): pa ffff888131721888: logic 128, phys. 385, len 8 [ 363.265594][ T2794] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 363.276822][ T2792] EXT4-fs (loop6): pa ffff8881317213f0: logic 128, phys. 385, len 8 [ 363.285156][ T2792] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 363.316523][ T2797] EXT4-fs (loop1): pa ffff8881315f3888: logic 128, phys. 385, len 8 [ 363.325066][ T2797] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 363.342710][ T2814] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 363.344589][ T2800] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.446: Allocating blocks 497-513 which overlap fs metadata [ 363.377252][ T2800] EXT4-fs (loop3): pa ffff88811c534540: logic 128, phys. 385, len 8 [ 363.385868][ T2800] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 363.403602][ T2811] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 363.438113][ T2793] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 363.463035][ T2800] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 363.481502][ T427] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 363.494559][ T427] EXT4-fs (loop3): This should not happen!! Data will be lost [ 363.494559][ T427] [ 363.505119][ T427] EXT4-fs (loop3): Total free blocks count 0 [ 363.511338][ T427] EXT4-fs (loop3): Free/Dirty block details [ 363.517693][ T427] EXT4-fs (loop3): free_blocks=32 [ 363.522940][ T427] EXT4-fs (loop3): dirty_blocks=0 [ 363.528256][ T427] EXT4-fs (loop3): Block reservation details [ 363.534808][ T427] EXT4-fs (loop3): i_reserved_data_blocks=0 [ 363.758869][ T2820] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 363.811627][ T2823] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 363.832612][ T2820] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.447: Allocating blocks 497-513 which overlap fs metadata [ 363.847839][ T2820] EXT4-fs (loop4): pa ffff88811c534930: logic 128, phys. 385, len 8 [ 363.856417][ T2820] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 363.865369][ T2831] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 363.883284][ T2820] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 363.901517][ T2826] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 363.933159][ T2831] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.450: Allocating blocks 497-513 which overlap fs metadata [ 363.948115][ T2833] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 363.954113][ T2823] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.448: Allocating blocks 497-513 which overlap fs metadata [ 363.978631][ T2823] EXT4-fs (loop6): pa ffff88811c5341f8: logic 128, phys. 385, len 8 [ 363.987111][ T2823] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 363.996917][ T2831] EXT4-fs (loop5): pa ffff88811c6d81f8: logic 128, phys. 385, len 8 [ 364.005400][ T2831] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 364.037193][ T2826] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.451: Allocating blocks 497-513 which overlap fs metadata [ 364.042778][ T2833] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.449: Allocating blocks 497-513 which overlap fs metadata [ 364.056819][ T2826] EXT4-fs (loop3): pa ffff8881315fc7e0: logic 128, phys. 385, len 8 [ 364.066312][ T2833] EXT4-fs (loop1): pa ffff88811c6d83f0: logic 128, phys. 385, len 8 [ 364.074156][ T2826] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, [ 364.082582][ T2833] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 364.101494][ T2826] free 0, pa_free 1 [ 364.102032][ T2833] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 364.126942][ T2847] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 364.135748][ T2830] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 15: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 364.215077][ T2847] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.452: Allocating blocks 497-513 which overlap fs metadata [ 364.230596][ T2847] EXT4-fs (loop4): pa ffff8881262960a8: logic 128, phys. 385, len 8 [ 364.239240][ T2847] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 364.264131][ T2847] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 364.385678][ T2853] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 364.546994][ T2853] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.453: Allocating blocks 497-513 which overlap fs metadata [ 364.562098][ T2853] EXT4-fs (loop6): pa ffff8881316e1150: logic 128, phys. 385, len 8 [ 364.571337][ T2853] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 364.584505][ T2863] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 364.599084][ T2858] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 364.611853][ T2853] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 364.637446][ T2857] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 364.638217][ T2866] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 364.663373][ T2858] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.454: Allocating blocks 497-513 which overlap fs metadata [ 364.681338][ T2863] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.457: Allocating blocks 497-513 which overlap fs metadata [ 364.697726][ T2858] EXT4-fs (loop5): pa ffff8881315d2888: logic 128, phys. 385, len 8 [ 364.698557][ T2863] EXT4-fs (loop4): pa ffff8881314279d8: logic 128, phys. 385, len 8 [ 364.706918][ T2858] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, [ 364.715113][ T2863] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 364.733387][ T2863] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 364.734312][ T2858] free 0, pa_free 1 [ 364.757242][ T2878] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 15: block 321:freeing already freed block (bit 20); block bitmap corrupt. [ 364.814375][ T2857] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.456: Allocating blocks 497-513 which overlap fs metadata [ 364.839615][ T2866] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.455: Allocating blocks 497-513 which overlap fs metadata [ 364.849002][ T2857] EXT4-fs (loop1): pa ffff8881315c6a80: logic 128, phys. 385, len 8 [ 364.854515][ T2866] EXT4-fs (loop3): pa ffff888131427348: logic 128, phys. 385, len 8 [ 364.862302][ T2857] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, [ 364.870401][ T2866] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 364.887539][ T2866] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, [ 364.889926][ T2857] free 0, pa_free 1 [ 364.889941][ T2866] inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 364.921508][ T2883] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 364.983525][ T2881] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 365.095428][ T2881] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.459: Allocating blocks 497-513 which overlap fs metadata [ 365.110132][ T2881] EXT4-fs (loop4): pa ffff8881315c6498: logic 128, phys. 385, len 8 [ 365.118538][ T2881] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 365.133795][ T2882] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 365.152134][ T2881] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 365.172419][ T2890] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 365.184441][ T2882] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.458: Allocating blocks 497-513 which overlap fs metadata [ 365.201473][ T2882] EXT4-fs (loop6): pa ffff8881315c60a8: logic 128, phys. 385, len 8 [ 365.209732][ T2882] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 365.210833][ T2890] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.461: Allocating blocks 497-513 which overlap fs metadata [ 365.235699][ T2890] EXT4-fs (loop3): pa ffff8881316e13f0: logic 128, phys. 385, len 8 [ 365.243939][ T2890] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 365.251232][ T2882] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 365.271793][ T2890] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 365.341575][ T2891] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 365.438439][ T2891] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.462: Allocating blocks 497-513 which overlap fs metadata [ 365.454328][ T2891] EXT4-fs (loop1): pa ffff888126158dc8: logic 128, phys. 385, len 8 [ 365.463409][ T2891] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 365.487898][ T2891] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 365.505981][ T2894] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 365.536312][ T2904] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 365.586908][ T2909] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 365.590945][ T2894] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.460: Allocating blocks 497-513 which overlap fs metadata [ 365.615068][ T2894] EXT4-fs (loop5): pa ffff888126334690: logic 128, phys. 385, len 8 [ 365.623931][ T2894] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 365.636395][ T2907] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 365.642737][ T2904] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.463: Allocating blocks 497-513 which overlap fs metadata [ 365.664555][ T2904] EXT4-fs (loop4): pa ffff8881261589d8: logic 128, phys. 385, len 8 [ 365.673353][ T2904] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 365.699356][ T2894] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 365.715275][ T2904] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 365.747435][ T2920] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 365.764962][ T2909] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.465: Allocating blocks 497-513 which overlap fs metadata [ 365.771558][ T2907] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.464: Allocating blocks 497-513 which overlap fs metadata [ 365.795884][ T2909] EXT4-fs (loop3): pa ffff888131427e70: logic 128, phys. 385, len 8 [ 365.804820][ T2909] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 365.822260][ T2907] EXT4-fs (loop6): pa ffff888126334150: logic 128, phys. 385, len 8 [ 365.830771][ T2907] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 2026/01/07 08:55:38 executed programs: 462 [ 365.862850][ T2909] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 365.865333][ T2907] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 365.921187][ T2926] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 365.945040][ T2929] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 365.948348][ T2920] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.466: Allocating blocks 497-513 which overlap fs metadata [ 365.972430][ T2920] EXT4-fs (loop1): pa ffff8881314bbe70: logic 128, phys. 385, len 8 [ 365.981586][ T2920] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 366.011678][ T2920] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 366.080581][ T2942] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 366.086604][ T2929] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.468: Allocating blocks 497-513 which overlap fs metadata [ 366.109888][ T2929] EXT4-fs (loop4): pa ffff88811074f7e0: logic 128, phys. 385, len 8 [ 366.119198][ T2929] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 366.143798][ T2929] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 366.167658][ T2936] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 366.191156][ T2942] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.469: Allocating blocks 497-513 which overlap fs metadata [ 366.202181][ T2926] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.467: Allocating blocks 497-513 which overlap fs metadata [ 366.208871][ T2942] EXT4-fs (loop3): pa ffff8881261581f8: logic 128, phys. 385, len 8 [ 366.231367][ T2942] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 366.244082][ T2926] EXT4-fs (loop5): pa ffff888126158738: logic 128, phys. 385, len 8 [ 366.252763][ T2926] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 366.285897][ T2942] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 366.295421][ T2954] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 366.355048][ T2936] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.470: Allocating blocks 497-513 which overlap fs metadata [ 366.370177][ T2936] EXT4-fs (loop6): pa ffff88811c4cd3f0: logic 128, phys. 385, len 8 [ 366.378579][ T2936] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 366.403418][ T2936] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 366.531862][ T2950] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 366.600270][ T2959] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 366.662183][ T2958] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 366.662804][ T2963] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 366.682209][ T2949] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.471: Allocating blocks 497-513 which overlap fs metadata [ 366.702768][ T2949] EXT4-fs (loop1): pa ffff8881263791f8: logic 128, phys. 385, len 8 [ 366.711068][ T2949] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 366.732846][ T2964] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 366.744835][ T2963] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.473: Allocating blocks 497-513 which overlap fs metadata [ 366.777622][ T2959] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.472: Allocating blocks 497-513 which overlap fs metadata [ 366.789097][ T2958] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.474: Allocating blocks 497-513 which overlap fs metadata [ 366.808030][ T2963] EXT4-fs (loop3): pa ffff8881263792a0: logic 128, phys. 385, len 8 [ 366.816716][ T2963] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 366.830449][ T2958] EXT4-fs (loop5): pa ffff888131667888: logic 128, phys. 385, len 8 [ 366.832607][ T2959] EXT4-fs (loop4): pa ffff888131667930: logic 128, phys. 385, len 8 [ 366.838981][ T2958] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 366.847213][ T2959] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 366.883580][ T2978] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 366.894381][ T2964] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.475: Allocating blocks 497-513 which overlap fs metadata [ 366.920664][ T2964] EXT4-fs (loop6): pa ffff888131667540: logic 128, phys. 385, len 8 [ 366.925664][ T2979] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369: [ 366.929180][ T2964] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 366.939123][ T2979] freeing already freed block (bit 23); block bitmap corrupt. [ 366.966531][ T2963] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 366.980894][ T2964] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 367.003124][ T2752] EXT4-fs (loop3): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 367.015853][ T2752] EXT4-fs (loop3): This should not happen!! Data will be lost [ 367.015853][ T2752] [ 367.026150][ T2752] EXT4-fs (loop3): Total free blocks count 0 [ 367.032778][ T2752] EXT4-fs (loop3): Free/Dirty block details [ 367.039157][ T2752] EXT4-fs (loop3): free_blocks=32 [ 367.044454][ T2752] EXT4-fs (loop3): dirty_blocks=0 [ 367.050053][ T2752] EXT4-fs (loop3): Block reservation details [ 367.056147][ T2752] EXT4-fs (loop3): i_reserved_data_blocks=0 [ 367.218403][ T2986] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 367.267179][ T2985] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 367.267866][ T2988] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 367.299291][ T2986] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.478: Allocating blocks 497-513 which overlap fs metadata [ 367.317744][ T2993] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 367.320093][ T2991] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 367.344271][ T2986] EXT4-fs (loop4): pa ffff8881317032a0: logic 128, phys. 385, len 8 [ 367.353176][ T2986] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 367.363751][ T2988] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.476: Allocating blocks 497-513 which overlap fs metadata [ 367.379117][ T2985] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3342: comm syz.5.477: Allocating blocks 497-513 which overlap fs metadata [ 367.379453][ T2988] EXT4-fs (loop1): pa ffff88813144ae70: logic 128, phys. 385, len 8 [ 367.402196][ T2988] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 367.409427][ T2991] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.479: Allocating blocks 497-513 which overlap fs metadata [ 367.426806][ T2985] EXT4-fs (loop5): pa ffff88811074fa80: logic 128, phys. 385, len 8 [ 367.435307][ T2985] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 367.445630][ T2986] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 367.448901][ T2991] EXT4-fs (loop6): pa ffff88811c6af150: logic 128, phys. 385, len 8 [ 367.465920][ T3007] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 367.472156][ T2991] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 367.498929][ T2752] EXT4-fs (loop4): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 367.505029][ T2993] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.480: Allocating blocks 497-513 which overlap fs metadata [ 367.512301][ T2752] EXT4-fs (loop4): This should not happen!! Data will be lost [ 367.512301][ T2752] [ 367.539669][ T2752] EXT4-fs (loop4): Total free blocks count 0 [ 367.546184][ T2752] EXT4-fs (loop4): Free/Dirty block details [ 367.550936][ T2993] EXT4-fs (loop3): pa ffff8881261dfd20: logic 128, phys. 385, len 8 [ 367.552434][ T2752] EXT4-fs (loop4): free_blocks=32 [ 367.561004][ T2993] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 367.561133][ T2983] EXT4-fs error (device loop5): mb_free_blocks:1524: group 0, [ 367.566591][ T2752] EXT4-fs (loop4): dirty_blocks=0 [ 367.576923][ T2983] inode 15: [ 367.586619][ T2752] EXT4-fs (loop4): Block reservation details [ 367.589843][ T2983] block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 367.610458][ T2993] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 367.612716][ T2752] EXT4-fs (loop4): i_reserved_data_blocks=0 [ 367.646129][ T2991] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 369:freeing already freed block (bit 23); block bitmap corrupt. [ 367.663648][ T2752] EXT4-fs (loop6): Delayed block allocation failed for inode 18 at logical offset 48 with max blocks 1 with error 28 [ 367.678553][ T2752] EXT4-fs (loop6): This should not happen!! Data will be lost [ 367.678553][ T2752] [ 367.689397][ T2752] EXT4-fs (loop6): Total free blocks count 0 [ 367.695871][ T2752] EXT4-fs (loop6): Free/Dirty block details [ 367.702451][ T2752] EXT4-fs (loop6): free_blocks=32 [ 367.707913][ T2752] EXT4-fs (loop6): dirty_blocks=0 [ 367.713315][ T2752] EXT4-fs (loop6): Block reservation details [ 367.720049][ T2752] EXT4-fs (loop6): i_reserved_data_blocks=0