6: len 3: ext4_ext_map_blocks returned -117 [ 41.644565][ T595] EXT4-fs (loop2): Ignoring removed bh option [ 41.650713][ T595] EXT4-fs (loop2): Ignoring removed oldalloc option [ 41.657432][ T595] EXT4-fs (loop2): Ignoring removed nobh option [ 41.663933][ T595] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 41.684804][ T595] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 41.727360][ T595] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.48: Allocating blocks 497-513 which overlap fs metadata [ 41.741661][ T595] EXT4-fs (loop2): pa ffff88812b970a80: logic 128, phys. 385, len 8 [ 41.749942][ T595] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 41.777305][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 41.796487][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 108: len 4: ext4_ext_map_blocks returned -117 [ 41.796518][ T595] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.48: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 41.810744][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 41.829277][ T595] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 113 with max blocks 3 with error 117 [ 41.855926][ T595] EXT4-fs (loop2): This should not happen!! Data will be lost [ 41.855926][ T595] [ 41.866741][ T595] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.48: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 41.885970][ T595] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 42.014308][ T601] EXT4-fs (loop2): Ignoring removed bh option [ 42.020472][ T601] EXT4-fs (loop2): Ignoring removed oldalloc option [ 42.027163][ T601] EXT4-fs (loop2): Ignoring removed nobh option [ 42.033692][ T601] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 42.054729][ T601] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 42.094530][ T601] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.49: Allocating blocks 497-513 which overlap fs metadata [ 42.108693][ T601] EXT4-fs (loop2): pa ffff88812b942150: logic 128, phys. 385, len 8 [ 42.116782][ T601] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 42.146498][ T601] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.49: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 42.164871][ T601] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 42.164930][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 42.177386][ T601] EXT4-fs (loop2): This should not happen!! Data will be lost [ 42.177386][ T601] [ 42.206345][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 109: len 3: ext4_ext_map_blocks returned -117 [ 42.207034][ T601] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.49: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 42.220383][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 42.239461][ T601] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 42.252016][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 42.285154][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 112: len 4: ext4_ext_map_blocks returned -117 [ 42.299262][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 42.464817][ T607] EXT4-fs (loop2): Ignoring removed bh option [ 42.471027][ T607] EXT4-fs (loop2): Ignoring removed oldalloc option [ 42.478059][ T607] EXT4-fs (loop2): Ignoring removed nobh option [ 42.485053][ T607] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 42.504874][ T607] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 42.544286][ T607] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.50: Allocating blocks 497-513 which overlap fs metadata [ 42.558639][ T607] EXT4-fs (loop2): pa ffff88812b9ae0a8: logic 128, phys. 385, len 8 [ 42.568351][ T607] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 42.598343][ T607] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.50: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 42.617399][ T607] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 42.630260][ T607] EXT4-fs (loop2): This should not happen!! Data will be lost [ 42.630260][ T607] [ 42.640440][ T607] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.50: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 42.659526][ T607] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 42.780617][ T613] EXT4-fs (loop2): Ignoring removed bh option [ 42.786798][ T613] EXT4-fs (loop2): Ignoring removed oldalloc option [ 42.793717][ T613] EXT4-fs (loop2): Ignoring removed nobh option [ 42.800248][ T613] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 42.814667][ T613] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 42.857290][ T613] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.51: Allocating blocks 497-513 which overlap fs metadata [ 42.872782][ T613] EXT4-fs (loop2): pa ffff88812b9cdbd0: logic 128, phys. 385, len 8 [ 42.882068][ T613] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 42.918186][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 42.937620][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 154: len 2: ext4_ext_map_blocks returned -117 [ 42.937651][ T613] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.51: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 42.951821][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 42.971248][ T613] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 168 with max blocks 8 with error 117 [ 42.984307][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 42.998318][ T613] EXT4-fs (loop2): This should not happen!! Data will be lost [ 42.998318][ T613] [ 43.023388][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 156: len 4: ext4_ext_map_blocks returned -117 [ 43.042466][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 43.056460][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 43.076724][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 160: len 1: ext4_ext_map_blocks returned -117 [ 43.091468][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 43.105991][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 43.128043][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 164: len 4: ext4_ext_map_blocks returned -117 [ 43.146523][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 43.376003][ T619] EXT4-fs (loop2): Ignoring removed bh option [ 43.382576][ T619] EXT4-fs (loop2): Ignoring removed oldalloc option [ 43.389450][ T619] EXT4-fs (loop2): Ignoring removed nobh option [ 43.395943][ T619] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 43.414985][ T619] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 43.454279][ T619] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.52: Allocating blocks 497-513 which overlap fs metadata [ 43.468664][ T619] EXT4-fs (loop2): pa ffff88812ba0e1f8: logic 128, phys. 385, len 8 [ 43.477133][ T619] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 43.516150][ T9] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm kworker/u4:1: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 5, max 84(84), depth 0(0) [ 43.535490][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 152: len 4: ext4_ext_map_blocks returned -117 [ 43.535517][ T619] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.52: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 43.550016][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 43.570367][ T619] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 176 with max blocks 1 with error 117 [ 43.583159][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 43.596129][ T619] EXT4-fs (loop2): This should not happen!! Data will be lost [ 43.596129][ T619] [ 43.623817][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 156: len 4: ext4_ext_map_blocks returned -117 [ 43.644317][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 43.659196][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 43.681256][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 160: len 1: ext4_ext_map_blocks returned -117 [ 43.696161][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 43.710239][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 43.730243][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 164: len 4: ext4_ext_map_blocks returned -117 [ 43.744722][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 43.758334][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 43.777027][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 168: len 4: ext4_ext_map_blocks returned -117 [ 43.791499][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 43.805535][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 43.824826][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 172: len 4: ext4_ext_map_blocks returned -117 [ 43.839881][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 43.972977][ T625] EXT4-fs (loop2): Ignoring removed bh option [ 43.979360][ T625] EXT4-fs (loop2): Ignoring removed oldalloc option [ 43.986300][ T625] EXT4-fs (loop2): Ignoring removed nobh option [ 43.992931][ T625] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 44.015034][ T625] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 44.057820][ T625] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.53: Allocating blocks 497-513 which overlap fs metadata [ 44.073515][ T625] EXT4-fs (loop2): pa ffff88812ba0e2a0: logic 128, phys. 385, len 8 [ 44.083052][ T625] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 44.113404][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 44.135914][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 100: len 4: ext4_ext_map_blocks returned -117 [ 44.135948][ T625] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.53: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 44.151280][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 44.171727][ T625] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 105 with max blocks 3 with error 117 [ 44.199513][ T625] EXT4-fs (loop2): This should not happen!! Data will be lost [ 44.199513][ T625] [ 44.210285][ T625] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.53: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 44.230087][ T625] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 104: len 1: ext4_ext_map_blocks returned -117 [ 44.376208][ T631] EXT4-fs (loop2): Ignoring removed bh option [ 44.382398][ T631] EXT4-fs (loop2): Ignoring removed oldalloc option [ 44.389401][ T631] EXT4-fs (loop2): Ignoring removed nobh option [ 44.395958][ T631] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 44.414943][ T631] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 44.456096][ T631] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.54: Allocating blocks 497-513 which overlap fs metadata [ 44.470297][ T631] EXT4-fs (loop2): pa ffff88812ba3e498: logic 128, phys. 385, len 8 [ 44.478527][ T631] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 44.506400][ T631] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.54: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 44.524414][ T631] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 44.536977][ T631] EXT4-fs (loop2): This should not happen!! Data will be lost [ 44.536977][ T631] [ 44.547374][ T631] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.54: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 44.566326][ T631] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 44.731432][ T637] EXT4-fs (loop2): Ignoring removed bh option [ 44.738103][ T637] EXT4-fs (loop2): Ignoring removed oldalloc option [ 44.744857][ T637] EXT4-fs (loop2): Ignoring removed nobh option [ 44.751496][ T637] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 44.774969][ T637] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 44.812304][ T637] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.55: Allocating blocks 497-513 which overlap fs metadata [ 44.826776][ T637] EXT4-fs (loop2): pa ffff88812ba33c78: logic 128, phys. 385, len 8 [ 44.835044][ T637] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 44.865132][ T637] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.55: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 44.883731][ T637] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 44.897051][ T637] EXT4-fs (loop2): This should not happen!! Data will be lost [ 44.897051][ T637] [ 44.907882][ T637] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.55: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) 2026/03/05 08:26:22 executed programs: 41 [ 44.926935][ T637] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 45.055120][ T643] EXT4-fs (loop2): Ignoring removed bh option [ 45.061546][ T643] EXT4-fs (loop2): Ignoring removed oldalloc option [ 45.068711][ T643] EXT4-fs (loop2): Ignoring removed nobh option [ 45.075175][ T643] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 45.094884][ T643] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 45.136107][ T643] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.56: Allocating blocks 497-513 which overlap fs metadata [ 45.153388][ T643] EXT4-fs (loop2): pa ffff88812ba60150: logic 128, phys. 385, len 8 [ 45.162510][ T643] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 45.201599][ T643] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.56: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 45.222628][ T643] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 167 with max blocks 1 with error 117 [ 45.222654][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 45.235707][ T643] EXT4-fs (loop2): This should not happen!! Data will be lost [ 45.235707][ T643] [ 45.255318][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 156: len 4: ext4_ext_map_blocks returned -117 [ 45.271491][ T643] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.56: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 45.298393][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 45.312382][ T643] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 164: len 3: ext4_ext_map_blocks returned -117 [ 45.312440][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 45.346423][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 160: len 4: ext4_ext_map_blocks returned -117 [ 45.360364][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 45.654023][ T649] EXT4-fs (loop2): Ignoring removed bh option [ 45.660213][ T649] EXT4-fs (loop2): Ignoring removed oldalloc option [ 45.667002][ T649] EXT4-fs (loop2): Ignoring removed nobh option [ 45.673255][ T649] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 45.694844][ T649] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 45.736491][ T649] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.57: Allocating blocks 497-513 which overlap fs metadata [ 45.751002][ T649] EXT4-fs (loop2): pa ffff88812ba60dc8: logic 128, phys. 385, len 8 [ 45.759725][ T649] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 45.793112][ T649] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.57: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 45.812097][ T649] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 147 with max blocks 1 with error 117 [ 45.812665][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 45.824765][ T649] EXT4-fs (loop2): This should not happen!! Data will be lost [ 45.824765][ T649] [ 45.854085][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 119: len 1: ext4_ext_map_blocks returned -117 [ 45.854662][ T649] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.57: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 45.868384][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 45.887103][ T649] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 144: len 3: ext4_ext_map_blocks returned -117 [ 45.900259][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 45.935745][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 120: len 4: ext4_ext_map_blocks returned -117 [ 45.951069][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 45.965375][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 45.985434][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 124: len 4: ext4_ext_map_blocks returned -117 [ 45.999420][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 46.012716][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 46.031625][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 128: len 4: ext4_ext_map_blocks returned -117 [ 46.046042][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 46.058964][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 46.077883][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 132: len 4: ext4_ext_map_blocks returned -117 [ 46.092046][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 46.105161][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 46.124237][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 136: len 4: ext4_ext_map_blocks returned -117 [ 46.138926][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 46.152699][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 140: len 4: ext4_ext_map_blocks returned -117 [ 46.167613][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 46.345231][ T655] EXT4-fs (loop2): Ignoring removed bh option [ 46.351391][ T655] EXT4-fs (loop2): Ignoring removed oldalloc option [ 46.358031][ T655] EXT4-fs (loop2): Ignoring removed nobh option [ 46.364574][ T655] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 46.384992][ T655] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 46.426219][ T655] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.58: Allocating blocks 497-513 which overlap fs metadata [ 46.440704][ T655] EXT4-fs (loop2): pa ffff88811acbc930: logic 128, phys. 385, len 8 [ 46.449028][ T655] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 46.480141][ T655] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.58: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 46.499614][ T655] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 118 with max blocks 2 with error 117 [ 46.499658][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 46.512899][ T655] EXT4-fs (loop2): This should not happen!! Data will be lost [ 46.512899][ T655] [ 46.531721][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 46.542252][ T655] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.58: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 46.555509][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 46.574547][ T655] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 116: len 2: ext4_ext_map_blocks returned -117 [ 46.780692][ T661] EXT4-fs (loop2): Ignoring removed bh option [ 46.787048][ T661] EXT4-fs (loop2): Ignoring removed oldalloc option [ 46.793906][ T661] EXT4-fs (loop2): Ignoring removed nobh option [ 46.800154][ T661] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 46.814747][ T661] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 46.861438][ T661] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.59: Allocating blocks 497-513 which overlap fs metadata [ 46.876290][ T661] EXT4-fs (loop2): pa ffff88811acbcb28: logic 128, phys. 385, len 8 [ 46.884787][ T661] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 46.930436][ T661] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.59: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 6, max 84(84), depth 0(0) [ 46.948767][ T661] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 226 with max blocks 2 with error 117 [ 46.954713][ T9] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 6, max 84(84), depth 0(0) [ 46.962218][ T661] EXT4-fs (loop2): This should not happen!! Data will be lost [ 46.962218][ T661] [ 46.980441][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 203: len 1: ext4_ext_map_blocks returned -117 [ 47.004312][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 47.137327][ T667] EXT4-fs (loop2): Ignoring removed bh option [ 47.143725][ T667] EXT4-fs (loop2): Ignoring removed oldalloc option [ 47.150403][ T667] EXT4-fs (loop2): Ignoring removed nobh option [ 47.156794][ T667] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 47.174789][ T667] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 47.217317][ T667] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.60: Allocating blocks 497-513 which overlap fs metadata [ 47.231604][ T667] EXT4-fs (loop2): pa ffff88811acbc348: logic 128, phys. 385, len 8 [ 47.240149][ T667] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 47.266258][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 47.285906][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 88: len 4: ext4_ext_map_blocks returned -117 [ 47.285931][ T667] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.60: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 47.299803][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 47.318522][ T667] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 93 with max blocks 3 with error 117 [ 47.343928][ T667] EXT4-fs (loop2): This should not happen!! Data will be lost [ 47.343928][ T667] [ 47.451177][ T673] EXT4-fs (loop2): Ignoring removed bh option [ 47.457671][ T673] EXT4-fs (loop2): Ignoring removed oldalloc option [ 47.464502][ T673] EXT4-fs (loop2): Ignoring removed nobh option [ 47.470989][ T673] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 47.494811][ T673] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 47.534314][ T673] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.61: Allocating blocks 497-513 which overlap fs metadata [ 47.548226][ T673] EXT4-fs (loop2): pa ffff88811ac949d8: logic 128, phys. 385, len 8 [ 47.556326][ T673] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 47.583673][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 47.602915][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 108: len 4: ext4_ext_map_blocks returned -117 [ 47.602952][ T673] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.61: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 47.617278][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 47.636022][ T673] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 113 with max blocks 3 with error 117 [ 47.662544][ T673] EXT4-fs (loop2): This should not happen!! Data will be lost [ 47.662544][ T673] [ 47.673173][ T673] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.61: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 47.691935][ T673] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 47.799585][ T679] EXT4-fs (loop2): Ignoring removed bh option [ 47.805897][ T679] EXT4-fs (loop2): Ignoring removed oldalloc option [ 47.812954][ T679] EXT4-fs (loop2): Ignoring removed nobh option [ 47.819491][ T679] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 47.834963][ T679] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 47.875149][ T679] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.62: Allocating blocks 497-513 which overlap fs metadata [ 47.889677][ T679] EXT4-fs (loop2): pa ffff88811ac94888: logic 128, phys. 385, len 8 [ 47.897984][ T679] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 47.928027][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 47.947344][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 111: len 1: ext4_ext_map_blocks returned -117 [ 47.947380][ T679] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.62: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 47.961419][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 47.980516][ T679] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 113 with max blocks 3 with error 117 [ 48.005729][ T679] EXT4-fs (loop2): This should not happen!! Data will be lost [ 48.005729][ T679] [ 48.016570][ T679] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.62: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 48.035355][ T679] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 48.191449][ T685] EXT4-fs (loop2): Ignoring removed bh option [ 48.197910][ T685] EXT4-fs (loop2): Ignoring removed oldalloc option [ 48.204681][ T685] EXT4-fs (loop2): Ignoring removed nobh option [ 48.211035][ T685] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 48.234816][ T685] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 48.276242][ T685] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.63: Allocating blocks 497-513 which overlap fs metadata [ 48.290488][ T685] EXT4-fs (loop2): pa ffff88811ae12498: logic 128, phys. 385, len 8 [ 48.298587][ T685] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 48.328453][ T685] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.63: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 48.346499][ T685] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 48.359140][ T685] EXT4-fs (loop2): This should not happen!! Data will be lost [ 48.359140][ T685] [ 48.369663][ T685] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.63: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 48.388210][ T685] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 48.510550][ T691] EXT4-fs (loop2): Ignoring removed bh option [ 48.516672][ T691] EXT4-fs (loop2): Ignoring removed oldalloc option [ 48.523801][ T691] EXT4-fs (loop2): Ignoring removed nobh option [ 48.530112][ T691] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 48.544604][ T691] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 48.588613][ T691] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.64: Allocating blocks 497-513 which overlap fs metadata [ 48.603879][ T691] EXT4-fs (loop2): pa ffff88811ae123f0: logic 128, phys. 385, len 8 [ 48.612299][ T691] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 48.639804][ T691] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.64: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 48.658336][ T691] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 48.670963][ T691] EXT4-fs (loop2): This should not happen!! Data will be lost [ 48.670963][ T691] [ 48.681712][ T691] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.64: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 48.701477][ T691] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 48.809969][ T697] EXT4-fs (loop2): Ignoring removed bh option [ 48.816176][ T697] EXT4-fs (loop2): Ignoring removed oldalloc option [ 48.822889][ T697] EXT4-fs (loop2): Ignoring removed nobh option [ 48.829386][ T697] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 48.844673][ T697] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 48.887206][ T697] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.65: Allocating blocks 497-513 which overlap fs metadata [ 48.901613][ T697] EXT4-fs (loop2): pa ffff88811ac273f0: logic 128, phys. 385, len 8 [ 48.910107][ T697] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 48.940047][ T697] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.65: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 48.958894][ T697] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 124 with max blocks 4 with error 117 [ 48.959085][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 48.990633][ T697] EXT4-fs (loop2): This should not happen!! Data will be lost [ 48.990633][ T697] [ 49.000927][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 119: len 1: ext4_ext_map_blocks returned -117 [ 49.014832][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 49.028099][ T9] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm kworker/u4:1: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 49.046474][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 120: len 4: ext4_ext_map_blocks returned -117 [ 49.060871][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 49.374864][ T703] EXT4-fs (loop2): Ignoring removed bh option [ 49.380964][ T703] EXT4-fs (loop2): Ignoring removed oldalloc option [ 49.387766][ T703] EXT4-fs (loop2): Ignoring removed nobh option [ 49.394556][ T703] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 49.414663][ T703] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 49.456192][ T703] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.66: Allocating blocks 497-513 which overlap fs metadata [ 49.470230][ T703] EXT4-fs (loop2): pa ffff88811ac275e8: logic 128, phys. 385, len 8 [ 49.478229][ T703] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 49.505800][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 49.525334][ T703] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.66: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 49.540157][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 103: len 1: ext4_ext_map_blocks returned -117 [ 49.544355][ T703] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 105 with max blocks 3 with error 117 [ 49.557587][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 49.570593][ T703] EXT4-fs (loop2): This should not happen!! Data will be lost [ 49.570593][ T703] [ 49.593864][ T703] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.66: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 49.612552][ T703] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 104: len 1: ext4_ext_map_blocks returned -117 [ 49.776061][ T709] EXT4-fs (loop2): Ignoring removed bh option [ 49.782366][ T709] EXT4-fs (loop2): Ignoring removed oldalloc option [ 49.789430][ T709] EXT4-fs (loop2): Ignoring removed nobh option [ 49.795791][ T709] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 49.814728][ T709] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 49.855971][ T709] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.67: Allocating blocks 497-513 which overlap fs metadata [ 49.870757][ T709] EXT4-fs (loop2): pa ffff88811ac27348: logic 128, phys. 385, len 8 [ 49.879124][ T709] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 49.909969][ T709] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.67: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 49.928895][ T709] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 155 with max blocks 1 with error 117 [ 49.940225][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 49.941585][ T709] EXT4-fs (loop2): This should not happen!! Data will be lost [ 49.941585][ T709] [ 49.960868][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 126: len 2: ext4_ext_map_blocks returned -117 [ 49.970640][ T709] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.67: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 49.984561][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 50.003334][ T709] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 152: len 3: ext4_ext_map_blocks returned -117 [ 50.029992][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 50.049517][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 128: len 4: ext4_ext_map_blocks returned -117 [ 50.063614][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 50.076534][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 50.095549][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 132: len 4: ext4_ext_map_blocks returned -117 [ 50.109408][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 50.122237][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 50.141707][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 136: len 4: ext4_ext_map_blocks returned -117 [ 50.155934][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 50.168962][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 50.188511][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 140: len 4: ext4_ext_map_blocks returned -117 [ 50.202808][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 50.215964][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 50.234953][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 144: len 4: ext4_ext_map_blocks returned -117 [ 50.250357][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 50.263384][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 148: len 4: ext4_ext_map_blocks returned -117 [ 50.277355][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) 2026/03/05 08:26:28 executed programs: 53 [ 50.521129][ T715] EXT4-fs (loop2): Ignoring removed bh option [ 50.527276][ T715] EXT4-fs (loop2): Ignoring removed oldalloc option [ 50.533900][ T715] EXT4-fs (loop2): Ignoring removed nobh option [ 50.540151][ T715] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 50.554712][ T715] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 50.595085][ T715] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.68: Allocating blocks 497-513 which overlap fs metadata [ 50.609121][ T715] EXT4-fs (loop2): pa ffff88811ac119d8: logic 128, phys. 385, len 8 [ 50.617124][ T715] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 50.645354][ T715] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.68: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 50.663798][ T715] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 50.676626][ T715] EXT4-fs (loop2): This should not happen!! Data will be lost [ 50.676626][ T715] [ 50.687489][ T715] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.68: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 50.706155][ T715] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 50.860334][ T721] EXT4-fs (loop2): Ignoring removed bh option [ 50.866953][ T721] EXT4-fs (loop2): Ignoring removed oldalloc option [ 50.873782][ T721] EXT4-fs (loop2): Ignoring removed nobh option [ 50.880122][ T721] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 50.894628][ T721] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 50.936962][ T721] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.69: Allocating blocks 497-513 which overlap fs metadata [ 50.951057][ T721] EXT4-fs (loop2): pa ffff88811afe50a8: logic 128, phys. 385, len 8 [ 50.959283][ T721] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 51.250796][ T727] EXT4-fs (loop2): Ignoring removed bh option [ 51.257497][ T727] EXT4-fs (loop2): Ignoring removed oldalloc option [ 51.264187][ T727] EXT4-fs (loop2): Ignoring removed nobh option [ 51.270434][ T727] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 51.284813][ T727] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 51.327575][ T727] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.70: Allocating blocks 497-513 which overlap fs metadata [ 51.342014][ T727] EXT4-fs (loop2): pa ffff88812baa61f8: logic 128, phys. 385, len 8 [ 51.350576][ T727] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 51.378248][ T727] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.70: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 51.396392][ T727] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 51.409051][ T727] EXT4-fs (loop2): This should not happen!! Data will be lost [ 51.409051][ T727] [ 51.419377][ T727] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.70: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 51.438160][ T727] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 51.653663][ T733] EXT4-fs (loop2): Ignoring removed bh option [ 51.659934][ T733] EXT4-fs (loop2): Ignoring removed oldalloc option [ 51.666865][ T733] EXT4-fs (loop2): Ignoring removed nobh option [ 51.673943][ T733] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 51.694755][ T733] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 51.736927][ T733] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.71: Allocating blocks 497-513 which overlap fs metadata [ 51.751142][ T733] EXT4-fs (loop2): pa ffff88812baa6000: logic 128, phys. 385, len 8 [ 51.759354][ T733] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 51.787940][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 51.807265][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 111: len 1: ext4_ext_map_blocks returned -117 [ 51.807292][ T733] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.71: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 51.821369][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 51.839530][ T733] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 113 with max blocks 3 with error 117 [ 51.865060][ T733] EXT4-fs (loop2): This should not happen!! Data will be lost [ 51.865060][ T733] [ 51.875841][ T733] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.71: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 51.894350][ T733] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 52.010096][ T739] EXT4-fs (loop2): Ignoring removed bh option [ 52.016345][ T739] EXT4-fs (loop2): Ignoring removed oldalloc option [ 52.023054][ T739] EXT4-fs (loop2): Ignoring removed nobh option [ 52.029417][ T739] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 52.044818][ T739] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 52.086603][ T739] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.72: Allocating blocks 497-513 which overlap fs metadata [ 52.101551][ T739] EXT4-fs (loop2): pa ffff88812baa6498: logic 128, phys. 385, len 8 [ 52.109922][ T739] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 52.137885][ T739] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.72: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 52.156756][ T739] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 114 with max blocks 2 with error 117 [ 52.156835][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 52.188540][ T739] EXT4-fs (loop2): This should not happen!! Data will be lost [ 52.188540][ T739] [ 52.188988][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 108: len 4: ext4_ext_map_blocks returned -117 [ 52.198903][ T739] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.72: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 52.213081][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 52.237493][ T739] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 112: len 2: ext4_ext_map_blocks returned -117 [ 52.456072][ T745] EXT4-fs (loop2): Ignoring removed bh option [ 52.462192][ T745] EXT4-fs (loop2): Ignoring removed oldalloc option [ 52.468871][ T745] EXT4-fs (loop2): Ignoring removed nobh option [ 52.475253][ T745] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 52.494730][ T745] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 52.534691][ T745] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.73: Allocating blocks 497-513 which overlap fs metadata [ 52.549085][ T745] EXT4-fs (loop2): pa ffff88812bb6a9d8: logic 128, phys. 385, len 8 [ 52.557210][ T745] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 52.585147][ T745] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.73: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 52.603211][ T745] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 52.616596][ T745] EXT4-fs (loop2): This should not happen!! Data will be lost [ 52.616596][ T745] [ 52.627206][ T745] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.73: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 52.646565][ T745] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 52.855974][ T751] EXT4-fs (loop2): Ignoring removed bh option [ 52.862435][ T751] EXT4-fs (loop2): Ignoring removed oldalloc option [ 52.869953][ T751] EXT4-fs (loop2): Ignoring removed nobh option [ 52.876500][ T751] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 52.894940][ T751] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 52.940783][ T751] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.74: Allocating blocks 497-513 which overlap fs metadata [ 52.957132][ T751] EXT4-fs (loop2): pa ffff88812bb44b28: logic 128, phys. 385, len 8 [ 52.965161][ T751] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 52.993076][ T751] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.74: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 53.011614][ T751] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 53.025090][ T751] EXT4-fs (loop2): This should not happen!! Data will be lost [ 53.025090][ T751] [ 53.035706][ T751] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.74: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 53.054820][ T751] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 53.256608][ T757] EXT4-fs (loop2): Ignoring removed bh option [ 53.263391][ T757] EXT4-fs (loop2): Ignoring removed oldalloc option [ 53.270467][ T757] EXT4-fs (loop2): Ignoring removed nobh option [ 53.277147][ T757] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 53.295136][ T757] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 53.348027][ T757] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.75: Allocating blocks 497-513 which overlap fs metadata [ 53.365005][ T757] EXT4-fs (loop2): pa ffff888121421f18: logic 128, phys. 385, len 8 [ 53.374250][ T757] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 53.407799][ T757] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.75: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 53.426607][ T757] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 53.439875][ T757] EXT4-fs (loop2): This should not happen!! Data will be lost [ 53.439875][ T757] [ 53.450199][ T757] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.75: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 53.469604][ T757] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 53.656658][ T763] EXT4-fs (loop2): Ignoring removed bh option [ 53.663849][ T763] EXT4-fs (loop2): Ignoring removed oldalloc option [ 53.670936][ T763] EXT4-fs (loop2): Ignoring removed nobh option [ 53.677325][ T763] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 53.694891][ T763] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 53.734878][ T763] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.76: Allocating blocks 497-513 which overlap fs metadata [ 53.749506][ T763] EXT4-fs (loop2): pa ffff8881215d89d8: logic 128, phys. 385, len 8 [ 53.758168][ T763] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 53.786805][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 53.808682][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 108: len 4: ext4_ext_map_blocks returned -117 [ 53.808816][ T763] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.76: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 53.841887][ T763] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 114 with max blocks 2 with error 117 [ 53.841946][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 53.855228][ T763] EXT4-fs (loop2): This should not happen!! Data will be lost [ 53.855228][ T763] [ 53.879146][ T763] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.76: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 53.898137][ T763] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 112: len 2: ext4_ext_map_blocks returned -117 [ 54.016580][ T769] EXT4-fs (loop2): Ignoring removed bh option [ 54.024149][ T769] EXT4-fs (loop2): Ignoring removed oldalloc option [ 54.030840][ T769] EXT4-fs (loop2): Ignoring removed nobh option [ 54.037451][ T769] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 54.054779][ T769] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 54.095729][ T769] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.77: Allocating blocks 497-513 which overlap fs metadata [ 54.110328][ T769] EXT4-fs (loop2): pa ffff88812bb81c78: logic 128, phys. 385, len 8 [ 54.118485][ T769] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 54.146120][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 54.169499][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 100: len 4: ext4_ext_map_blocks returned -117 [ 54.169529][ T769] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.77: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 54.184325][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 54.204695][ T769] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 105 with max blocks 3 with error 117 [ 54.231460][ T769] EXT4-fs (loop2): This should not happen!! Data will be lost [ 54.231460][ T769] [ 54.242321][ T769] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.77: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 54.261018][ T769] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 104: len 1: ext4_ext_map_blocks returned -117 [ 54.416478][ T775] EXT4-fs (loop2): Ignoring removed bh option [ 54.422876][ T775] EXT4-fs (loop2): Ignoring removed oldalloc option [ 54.429703][ T775] EXT4-fs (loop2): Ignoring removed nobh option [ 54.436109][ T775] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 54.454831][ T775] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 54.494660][ T775] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.78: Allocating blocks 497-513 which overlap fs metadata [ 54.508905][ T775] EXT4-fs (loop2): pa ffff88812bb91540: logic 128, phys. 385, len 8 [ 54.517066][ T775] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 54.543898][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 54.562871][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 100: len 4: ext4_ext_map_blocks returned -117 [ 54.562944][ T775] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.78: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 54.584304][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 54.597898][ T775] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 107 with max blocks 1 with error 117 [ 54.621482][ T775] EXT4-fs (loop2): This should not happen!! Data will be lost [ 54.621482][ T775] [ 54.631574][ T775] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.78: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 54.650071][ T775] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 104: len 3: ext4_ext_map_blocks returned -117 [ 54.760795][ T781] EXT4-fs (loop2): Ignoring removed bh option [ 54.767027][ T781] EXT4-fs (loop2): Ignoring removed oldalloc option [ 54.773758][ T781] EXT4-fs (loop2): Ignoring removed nobh option [ 54.780106][ T781] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 54.794814][ T781] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 54.836035][ T781] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.79: Allocating blocks 497-513 which overlap fs metadata [ 54.850051][ T781] EXT4-fs (loop2): pa ffff88811afe5f18: logic 128, phys. 385, len 8 [ 54.858134][ T781] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 54.885975][ T781] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.79: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 54.904265][ T781] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 54.916938][ T781] EXT4-fs (loop2): This should not happen!! Data will be lost [ 54.916938][ T781] [ 54.928301][ T781] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.79: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 54.947722][ T781] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 55.130933][ T787] EXT4-fs (loop2): Ignoring removed bh option [ 55.137343][ T787] EXT4-fs (loop2): Ignoring removed oldalloc option [ 55.144012][ T787] EXT4-fs (loop2): Ignoring removed nobh option [ 55.150342][ T787] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.164638][ T787] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 55.201875][ T787] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.80: Allocating blocks 497-513 which overlap fs metadata [ 55.215981][ T787] EXT4-fs (loop2): pa ffff8881215d8498: logic 128, phys. 385, len 8 [ 55.224013][ T787] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 55.252820][ T787] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.80: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 55.271049][ T787] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 55.283870][ T787] EXT4-fs (loop2): This should not happen!! Data will be lost [ 55.283870][ T787] [ 55.294448][ T787] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.80: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 55.313067][ T787] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 2026/03/05 08:26:33 executed programs: 66 [ 55.471143][ T793] EXT4-fs (loop2): Ignoring removed bh option [ 55.477484][ T793] EXT4-fs (loop2): Ignoring removed oldalloc option [ 55.484290][ T793] EXT4-fs (loop2): Ignoring removed nobh option [ 55.490748][ T793] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.504733][ T793] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 55.547795][ T793] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.81: Allocating blocks 497-513 which overlap fs metadata [ 55.562879][ T793] EXT4-fs (loop2): pa ffff88812bbeae70: logic 128, phys. 385, len 8 [ 55.570980][ T793] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 55.597227][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 55.617078][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 105: len 3: ext4_ext_map_blocks returned -117 [ 55.617105][ T793] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.81: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 55.631020][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 55.663912][ T793] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 109 with max blocks 3 with error 117 [ 55.676932][ T793] EXT4-fs (loop2): This should not happen!! Data will be lost [ 55.676932][ T793] [ 55.687670][ T793] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.81: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 55.706373][ T793] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 108: len 1: ext4_ext_map_blocks returned -117 [ 55.870903][ T799] EXT4-fs (loop2): Ignoring removed bh option [ 55.877368][ T799] EXT4-fs (loop2): Ignoring removed oldalloc option [ 55.884065][ T799] EXT4-fs (loop2): Ignoring removed nobh option [ 55.890439][ T799] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.904642][ T799] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 55.943107][ T799] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.82: Allocating blocks 497-513 which overlap fs metadata [ 55.957628][ T799] EXT4-fs (loop2): pa ffff88812bb9fbd0: logic 128, phys. 385, len 8 [ 55.966172][ T799] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 55.995715][ T799] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.82: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 56.014210][ T799] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 116 with max blocks 12 with error 117 [ 56.027494][ T799] EXT4-fs (loop2): This should not happen!! Data will be lost [ 56.027494][ T799] [ 56.175587][ T805] EXT4-fs (loop2): Ignoring removed bh option [ 56.181753][ T805] EXT4-fs (loop2): Ignoring removed oldalloc option [ 56.188499][ T805] EXT4-fs (loop2): Ignoring removed nobh option [ 56.194975][ T805] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.214915][ T805] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 56.254878][ T805] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.83: Allocating blocks 497-513 which overlap fs metadata [ 56.269206][ T805] EXT4-fs (loop2): pa ffff88812bbea348: logic 128, phys. 385, len 8 [ 56.277453][ T805] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 56.308300][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 56.327506][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 123: len 1: ext4_ext_map_blocks returned -117 [ 56.327536][ T805] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.83: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 56.341692][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 56.360423][ T805] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 133 with max blocks 3 with error 117 [ 56.373323][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 56.404240][ T805] EXT4-fs (loop2): This should not happen!! Data will be lost [ 56.404240][ T805] [ 56.414767][ T805] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.83: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 56.419803][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 124: len 4: ext4_ext_map_blocks returned -117 [ 56.433099][ T805] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 132: len 1: ext4_ext_map_blocks returned -117 [ 56.446906][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 56.473937][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 56.493652][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 128: len 4: ext4_ext_map_blocks returned -117 [ 56.507464][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 56.665092][ T811] EXT4-fs (loop2): Ignoring removed bh option [ 56.671737][ T811] EXT4-fs (loop2): Ignoring removed oldalloc option [ 56.678384][ T811] EXT4-fs (loop2): Ignoring removed nobh option [ 56.684822][ T811] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.704845][ T811] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 56.744815][ T811] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.84: Allocating blocks 497-513 which overlap fs metadata [ 56.758912][ T811] EXT4-fs (loop2): pa ffff88812bb9fe70: logic 128, phys. 385, len 8 [ 56.767099][ T811] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 56.796394][ T811] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.84: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 56.815007][ T811] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 126 with max blocks 2 with error 117 [ 56.815117][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 56.827744][ T811] EXT4-fs (loop2): This should not happen!! Data will be lost [ 56.827744][ T811] [ 56.857471][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 119: len 1: ext4_ext_map_blocks returned -117 [ 56.858095][ T811] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.84: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 56.871246][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 56.890036][ T811] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 124: len 2: ext4_ext_map_blocks returned -117 [ 56.902456][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 56.934945][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 120: len 4: ext4_ext_map_blocks returned -117 [ 56.949029][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 57.209525][ T817] EXT4-fs (loop2): Ignoring removed bh option [ 57.216091][ T817] EXT4-fs (loop2): Ignoring removed oldalloc option [ 57.223144][ T817] EXT4-fs (loop2): Ignoring removed nobh option [ 57.229634][ T817] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.244730][ T817] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 57.285882][ T817] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.85: Allocating blocks 497-513 which overlap fs metadata [ 57.300071][ T817] EXT4-fs (loop2): pa ffff8881214c97e0: logic 128, phys. 385, len 8 [ 57.308344][ T817] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 57.333819][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 57.352848][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 99: len 1: ext4_ext_map_blocks returned -117 [ 57.352874][ T817] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.85: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 57.366850][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 57.385557][ T817] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 102 with max blocks 2 with error 117 [ 57.410559][ T817] EXT4-fs (loop2): This should not happen!! Data will be lost [ 57.410559][ T817] [ 57.421142][ T817] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.85: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 57.439696][ T817] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 100: len 2: ext4_ext_map_blocks returned -117 [ 57.576157][ T823] EXT4-fs (loop2): Ignoring removed bh option [ 57.582462][ T823] EXT4-fs (loop2): Ignoring removed oldalloc option [ 57.589282][ T823] EXT4-fs (loop2): Ignoring removed nobh option [ 57.595724][ T823] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.614904][ T823] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 57.654214][ T823] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.86: Allocating blocks 497-513 which overlap fs metadata [ 57.669516][ T823] EXT4-fs (loop2): pa ffff88810d3f2bd0: logic 128, phys. 385, len 8 [ 57.677847][ T823] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 57.704716][ T823] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.86: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 57.723724][ T823] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 108 with max blocks 4 with error 117 [ 57.723813][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 57.736201][ T823] EXT4-fs (loop2): This should not happen!! Data will be lost [ 57.736201][ T823] [ 57.755497][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 104: len 4: ext4_ext_map_blocks returned -117 [ 57.778543][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 57.989071][ T829] EXT4-fs (loop2): Ignoring removed bh option [ 57.995327][ T829] EXT4-fs (loop2): Ignoring removed oldalloc option [ 58.001999][ T829] EXT4-fs (loop2): Ignoring removed nobh option [ 58.008537][ T829] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.024634][ T829] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 58.063638][ T829] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.87: Allocating blocks 497-513 which overlap fs metadata [ 58.077900][ T829] EXT4-fs (loop2): pa ffff88812bbb07e0: logic 128, phys. 385, len 8 [ 58.086122][ T829] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 58.114513][ T829] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.87: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 58.132462][ T829] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 58.145370][ T829] EXT4-fs (loop2): This should not happen!! Data will be lost [ 58.145370][ T829] [ 58.155840][ T829] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.87: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 58.174699][ T829] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 58.310577][ T835] EXT4-fs (loop2): Ignoring removed bh option [ 58.317004][ T835] EXT4-fs (loop2): Ignoring removed oldalloc option [ 58.324122][ T835] EXT4-fs (loop2): Ignoring removed nobh option [ 58.330803][ T835] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.344706][ T835] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 58.386065][ T835] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.88: Allocating blocks 497-513 which overlap fs metadata [ 58.400627][ T835] EXT4-fs (loop2): pa ffff88812bbb0dc8: logic 128, phys. 385, len 8 [ 58.408648][ T835] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 58.437423][ T835] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.88: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 58.455300][ T835] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 58.455328][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 58.467966][ T835] EXT4-fs (loop2): This should not happen!! Data will be lost [ 58.467966][ T835] [ 58.488766][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 58.499204][ T835] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.88: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 58.512703][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 58.544323][ T835] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 58.721984][ T841] EXT4-fs (loop2): Ignoring removed bh option [ 58.728413][ T841] EXT4-fs (loop2): Ignoring removed oldalloc option [ 58.735287][ T841] EXT4-fs (loop2): Ignoring removed nobh option [ 58.741803][ T841] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.764984][ T841] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 58.809860][ T841] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.89: Allocating blocks 497-513 which overlap fs metadata [ 58.824845][ T841] EXT4-fs (loop2): pa ffff88812163bc78: logic 128, phys. 385, len 8 [ 58.833175][ T841] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 58.865301][ T841] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.89: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 58.884285][ T841] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 163 with max blocks 1 with error 117 [ 58.884311][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 58.897349][ T841] EXT4-fs (loop2): This should not happen!! Data will be lost [ 58.897349][ T841] [ 58.916571][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 128: len 1: ext4_ext_map_blocks returned -117 [ 58.927241][ T841] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.89: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 58.940228][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 58.963885][ T841] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 160: len 3: ext4_ext_map_blocks returned -117 [ 58.972145][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 59.005511][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 132: len 4: ext4_ext_map_blocks returned -117 [ 59.019641][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 59.032658][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 59.052183][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 136: len 4: ext4_ext_map_blocks returned -117 [ 59.066298][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 59.079540][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 59.098381][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 140: len 4: ext4_ext_map_blocks returned -117 [ 59.112723][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 59.125775][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 59.144945][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 144: len 4: ext4_ext_map_blocks returned -117 [ 59.158990][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 59.171854][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 59.191004][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 148: len 4: ext4_ext_map_blocks returned -117 [ 59.204854][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 59.217893][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 152: len 4: ext4_ext_map_blocks returned -117 [ 59.232082][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 59.245410][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 156: len 4: ext4_ext_map_blocks returned -117 [ 59.424754][ T847] EXT4-fs (loop2): Ignoring removed bh option [ 59.430996][ T847] EXT4-fs (loop2): Ignoring removed oldalloc option [ 59.437640][ T847] EXT4-fs (loop2): Ignoring removed nobh option [ 59.443905][ T847] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.485395][ T847] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.90: Allocating blocks 497-513 which overlap fs metadata [ 59.500000][ T847] EXT4-fs (loop2): pa ffff8881216ab0a8: logic 128, phys. 385, len 8 [ 59.508609][ T847] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 59.535905][ T847] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.90: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 59.553984][ T847] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 59.566747][ T847] EXT4-fs (loop2): This should not happen!! Data will be lost [ 59.566747][ T847] [ 59.577106][ T847] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.90: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 59.596346][ T847] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 59.814088][ T853] EXT4-fs (loop2): Ignoring removed bh option [ 59.820282][ T853] EXT4-fs (loop2): Ignoring removed oldalloc option [ 59.827195][ T853] EXT4-fs (loop2): Ignoring removed nobh option [ 59.833940][ T853] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.875379][ T853] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.91: Allocating blocks 497-513 which overlap fs metadata [ 59.889649][ T853] EXT4-fs (loop2): pa ffff88812168a498: logic 128, phys. 385, len 8 [ 59.897870][ T853] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 59.925555][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 59.944932][ T853] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.91: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 59.963744][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 110: len 2: ext4_ext_map_blocks returned -117 [ 59.964807][ T853] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 113 with max blocks 3 with error 117 [ 59.979878][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 59.993684][ T853] EXT4-fs (loop2): This should not happen!! Data will be lost [ 59.993684][ T853] [ 60.019100][ T853] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.91: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 60.037568][ T853] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 60.215029][ T859] EXT4-fs (loop2): Ignoring removed bh option [ 60.221394][ T859] EXT4-fs (loop2): Ignoring removed oldalloc option [ 60.228069][ T859] EXT4-fs (loop2): Ignoring removed nobh option [ 60.234487][ T859] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 60.273657][ T859] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.92: Allocating blocks 497-513 which overlap fs metadata [ 60.287794][ T859] EXT4-fs (loop2): pa ffff888121652150: logic 128, phys. 385, len 8 [ 60.296180][ T859] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 60.321952][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 60.341046][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 96: len 1: ext4_ext_map_blocks returned -117 [ 60.341080][ T859] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.92: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 60.354898][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 60.373909][ T859] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 101 with max blocks 3 with error 117 [ 60.399188][ T859] EXT4-fs (loop2): This should not happen!! Data will be lost [ 60.399188][ T859] [ 60.409793][ T859] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.92: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 60.428472][ T859] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 100: len 1: ext4_ext_map_blocks returned -117 2026/03/05 08:26:38 executed programs: 78 [ 60.541375][ T865] EXT4-fs (loop2): Ignoring removed bh option [ 60.547606][ T865] EXT4-fs (loop2): Ignoring removed oldalloc option [ 60.554607][ T865] EXT4-fs (loop2): Ignoring removed nobh option [ 60.561033][ T865] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 60.603684][ T865] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.93: Allocating blocks 497-513 which overlap fs metadata [ 60.617805][ T865] EXT4-fs (loop2): pa ffff888121658150: logic 128, phys. 385, len 8 [ 60.626005][ T865] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 60.652895][ T865] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.93: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 60.671550][ T865] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 110 with max blocks 2 with error 117 [ 60.684313][ T865] EXT4-fs (loop2): This should not happen!! Data will be lost [ 60.684313][ T865] [ 60.695013][ T865] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.93: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 60.715402][ T865] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 108: len 2: ext4_ext_map_blocks returned -117 [ 60.894298][ T871] EXT4-fs (loop2): Ignoring removed bh option [ 60.900499][ T871] EXT4-fs (loop2): Ignoring removed oldalloc option [ 60.907609][ T871] EXT4-fs (loop2): Ignoring removed nobh option [ 60.914186][ T871] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 60.954168][ T871] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.94: Allocating blocks 497-513 which overlap fs metadata [ 60.968241][ T871] EXT4-fs (loop2): pa ffff88812171cc78: logic 128, phys. 385, len 8 [ 60.976429][ T871] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 61.004933][ T871] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.94: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 61.022991][ T871] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 61.035651][ T871] EXT4-fs (loop2): This should not happen!! Data will be lost [ 61.035651][ T871] [ 61.046407][ T871] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.94: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 61.064936][ T871] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 61.176036][ T877] EXT4-fs (loop2): Ignoring removed bh option [ 61.182180][ T877] EXT4-fs (loop2): Ignoring removed oldalloc option [ 61.188843][ T877] EXT4-fs (loop2): Ignoring removed nobh option [ 61.195264][ T877] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.236125][ T877] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.95: Allocating blocks 497-513 which overlap fs metadata [ 61.250538][ T877] EXT4-fs (loop2): pa ffff8881216f32a0: logic 128, phys. 385, len 8 [ 61.258775][ T877] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 61.284267][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 61.303193][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 95: len 1: ext4_ext_map_blocks returned -117 [ 61.303228][ T877] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.95: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 61.317512][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 61.336300][ T877] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 97 with max blocks 3 with error 117 [ 61.361386][ T877] EXT4-fs (loop2): This should not happen!! Data will be lost [ 61.361386][ T877] [ 61.372180][ T877] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.95: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 61.390808][ T877] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 96: len 1: ext4_ext_map_blocks returned -117 [ 61.510433][ T883] EXT4-fs (loop2): Ignoring removed bh option [ 61.516598][ T883] EXT4-fs (loop2): Ignoring removed oldalloc option [ 61.523223][ T883] EXT4-fs (loop2): Ignoring removed nobh option [ 61.529638][ T883] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.565247][ T883] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.96: Allocating blocks 497-513 which overlap fs metadata [ 61.579713][ T883] EXT4-fs (loop2): pa ffff88812bbfa348: logic 128, phys. 385, len 8 [ 61.587967][ T883] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 61.617813][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 61.636762][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 113: len 3: ext4_ext_map_blocks returned -117 [ 61.636788][ T883] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.96: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 61.651116][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 61.669527][ T883] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 116 with max blocks 12 with error 117 [ 61.695282][ T883] EXT4-fs (loop2): This should not happen!! Data will be lost [ 61.695282][ T883] [ 61.896852][ T889] EXT4-fs (loop2): Ignoring removed bh option [ 61.903181][ T889] EXT4-fs (loop2): Ignoring removed oldalloc option [ 61.909991][ T889] EXT4-fs (loop2): Ignoring removed nobh option [ 61.916340][ T889] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.953670][ T889] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.97: Allocating blocks 497-513 which overlap fs metadata [ 61.967734][ T889] EXT4-fs (loop2): pa ffff8881216ebb28: logic 128, phys. 385, len 8 [ 61.975727][ T889] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 62.008109][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 62.027025][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 144: len 1: ext4_ext_map_blocks returned -117 [ 62.027041][ T889] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.97: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 62.027148][ T889] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 149 with max blocks 3 with error 117 [ 62.041107][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 62.060350][ T889] EXT4-fs (loop2): This should not happen!! Data will be lost [ 62.060350][ T889] [ 62.096280][ T889] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.97: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 62.114605][ T889] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.97: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 62.132783][ T889] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 148: len 1: ext4_ext_map_blocks returned -117 [ 62.336177][ T895] EXT4-fs (loop2): Ignoring removed bh option [ 62.342492][ T895] EXT4-fs (loop2): Ignoring removed oldalloc option [ 62.349178][ T895] EXT4-fs (loop2): Ignoring removed nobh option [ 62.356187][ T895] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 62.396235][ T895] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.98: Allocating blocks 497-513 which overlap fs metadata [ 62.410369][ T895] EXT4-fs (loop2): pa ffff88812bbfa000: logic 128, phys. 385, len 8 [ 62.418725][ T895] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 62.447684][ T895] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.98: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 62.466759][ T895] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 116 with max blocks 12 with error 117 [ 62.480013][ T895] EXT4-fs (loop2): This should not happen!! Data will be lost [ 62.480013][ T895] [ 62.490711][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 62.509636][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 62.524148][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 62.699476][ T901] EXT4-fs (loop2): Ignoring removed bh option [ 62.706088][ T901] EXT4-fs (loop2): Ignoring removed oldalloc option [ 62.712978][ T901] EXT4-fs (loop2): Ignoring removed nobh option [ 62.719396][ T901] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 62.754831][ T901] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.99: Allocating blocks 497-513 which overlap fs metadata [ 62.769299][ T901] EXT4-fs (loop2): pa ffff8881217bc1f8: logic 128, phys. 385, len 8 [ 62.777713][ T901] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 62.811807][ T901] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.99: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 62.831381][ T901] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 148 with max blocks 12 with error 117 [ 62.831406][ T112] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm kworker/u4:2: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 62.844211][ T901] EXT4-fs (loop2): This should not happen!! Data will be lost [ 62.844211][ T901] [ 62.874557][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 144: len 1: ext4_ext_map_blocks returned -117 [ 62.889349][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 63.054983][ T907] EXT4-fs (loop2): Ignoring removed bh option [ 63.061256][ T907] EXT4-fs (loop2): Ignoring removed oldalloc option [ 63.068037][ T907] EXT4-fs (loop2): Ignoring removed nobh option [ 63.074386][ T907] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.094723][ T907] EXT4-fs mount: 10 callbacks suppressed [ 63.094733][ T907] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 63.147171][ T907] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.100: Allocating blocks 497-513 which overlap fs metadata [ 63.162314][ T907] EXT4-fs (loop2): pa ffff8881217377e0: logic 128, phys. 385, len 8 [ 63.170340][ T907] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 63.196606][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 63.215769][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 105: len 3: ext4_ext_map_blocks returned -117 [ 63.215932][ T907] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.100: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 63.229753][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 63.248266][ T907] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 110 with max blocks 2 with error 117 [ 63.276607][ T907] EXT4-fs (loop2): This should not happen!! Data will be lost [ 63.276607][ T907] [ 63.288364][ T907] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.100: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 63.308051][ T907] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 108: len 2: ext4_ext_map_blocks returned -117 [ 63.454332][ T913] EXT4-fs (loop2): Ignoring removed bh option [ 63.460445][ T913] EXT4-fs (loop2): Ignoring removed oldalloc option [ 63.467288][ T913] EXT4-fs (loop2): Ignoring removed nobh option [ 63.473668][ T913] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.494720][ T913] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 63.535881][ T913] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.101: Allocating blocks 497-513 which overlap fs metadata [ 63.550451][ T913] EXT4-fs (loop2): pa ffff8881217dc498: logic 128, phys. 385, len 8 [ 63.558564][ T913] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 63.591698][ T112] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm kworker/u4:2: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 5, max 84(84), depth 0(0) [ 63.610730][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 120: len 4: ext4_ext_map_blocks returned -117 [ 63.610769][ T913] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.101: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 63.625166][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 63.644650][ T913] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 131 with max blocks 1 with error 117 [ 63.658127][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 63.672259][ T913] EXT4-fs (loop2): This should not happen!! Data will be lost [ 63.672259][ T913] [ 63.698269][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 124: len 4: ext4_ext_map_blocks returned -117 [ 63.702898][ T913] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.101: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 63.716772][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 63.735996][ T913] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 128: len 3: ext4_ext_map_blocks returned -117 [ 63.936250][ T919] EXT4-fs (loop2): Ignoring removed bh option [ 63.942557][ T919] EXT4-fs (loop2): Ignoring removed oldalloc option [ 63.949816][ T919] EXT4-fs (loop2): Ignoring removed nobh option [ 63.956858][ T919] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.974846][ T919] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 64.015992][ T919] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.102: Allocating blocks 497-513 which overlap fs metadata [ 64.031042][ T919] EXT4-fs (loop2): pa ffff8881217bc2a0: logic 128, phys. 385, len 8 [ 64.039221][ T919] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 64.066406][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 64.085919][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 100: len 4: ext4_ext_map_blocks returned -117 [ 64.085985][ T919] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.102: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 64.100163][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 64.118189][ T919] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 105 with max blocks 3 with error 117 [ 64.144038][ T919] EXT4-fs (loop2): This should not happen!! Data will be lost [ 64.144038][ T919] [ 64.154974][ T919] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.102: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 64.173800][ T919] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 104: len 1: ext4_ext_map_blocks returned -117 [ 64.279973][ T925] EXT4-fs (loop2): Ignoring removed bh option [ 64.286235][ T925] EXT4-fs (loop2): Ignoring removed oldalloc option [ 64.293113][ T925] EXT4-fs (loop2): Ignoring removed nobh option [ 64.299415][ T925] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 64.314848][ T925] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 64.356771][ T925] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.103: Allocating blocks 497-513 which overlap fs metadata [ 64.371031][ T925] EXT4-fs (loop2): pa ffff8881217bcf18: logic 128, phys. 385, len 8 [ 64.379468][ T925] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 64.413823][ T925] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.103: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 64.433159][ T925] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 155 with max blocks 1 with error 117 [ 64.433186][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 64.445696][ T925] EXT4-fs (loop2): This should not happen!! Data will be lost [ 64.445696][ T925] [ 64.464595][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 140: len 4: ext4_ext_map_blocks returned -117 [ 64.474609][ T925] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.103: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 64.488258][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 64.519976][ T925] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 152: len 3: ext4_ext_map_blocks returned -117 [ 64.520060][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 64.552941][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 144: len 4: ext4_ext_map_blocks returned -117 [ 64.566880][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 64.579954][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 64.598899][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 148: len 4: ext4_ext_map_blocks returned -117 [ 64.613256][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 64.816355][ T931] EXT4-fs (loop2): Ignoring removed bh option [ 64.822481][ T931] EXT4-fs (loop2): Ignoring removed oldalloc option [ 64.829278][ T931] EXT4-fs (loop2): Ignoring removed nobh option [ 64.835818][ T931] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 64.854729][ T931] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 64.895246][ T931] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.104: Allocating blocks 497-513 which overlap fs metadata [ 64.909775][ T931] EXT4-fs (loop2): pa ffff88812b8147e0: logic 128, phys. 385, len 8 [ 64.917794][ T931] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 64.945512][ T112] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:2: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 64.965114][ T112] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 114: len 2: ext4_ext_map_blocks returned -117 [ 64.965140][ T931] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.104: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 64.979089][ T112] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 64.998485][ T931] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 117 with max blocks 3 with error 117 [ 65.023761][ T931] EXT4-fs (loop2): This should not happen!! Data will be lost [ 65.023761][ T931] [ 65.034153][ T931] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.104: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 65.053302][ T931] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4869: inode #15: block 116: len 1: ext4_ext_map_blocks returned -117 [ 65.210322][ T937] EXT4-fs (loop2): Ignoring removed bh option [ 65.216625][ T937] EXT4-fs (loop2): Ignoring removed oldalloc option [ 65.224044][ T937] EXT4-fs (loop2): Ignoring removed nobh option [ 65.230439][ T937] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 65.244803][ T937] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 65.285359][ T937] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.105: Allocating blocks 497-513 which overlap fs metadata [ 65.299526][ T937] EXT4-fs (loop2): pa ffff8881217dc540: logic 128, phys. 385, len 8 [ 65.307744][ T937] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 65.336229][ T937] ------------[ cut here ]------------ [ 65.341983][ T937] kernel BUG at fs/ext4/extents.c:3181! [ 65.347805][ T937] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 65.354096][ T937] CPU: 0 PID: 937 Comm: syz.2.105 Not tainted syzkaller #0 [ 65.361859][ T937] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 65.372668][ T937] RIP: 0010:ext4_split_extent_at+0xe65/0xe90 [ 65.378776][ T937] Code: 71 cf d2 ff e9 f1 fb ff ff 89 d9 80 e1 07 fe c1 38 c1 0f 8c fe fb ff ff 48 89 df e8 35 cf d2 ff e9 f1 fb ff ff e8 5b 4e 98 ff <0f> 0b e8 54 4e 98 ff 0f 0b e8 4d 4e 98 ff 0f 0b e8 46 4e 98 ff 0f [ 65.398843][ T937] RSP: 0018:ffffc90001086dc0 EFLAGS: 00010293 [ 65.404894][ T937] RAX: ffffffff81cc67f5 RBX: 1ffff110256ca886 RCX: ffff888117d162c0 [ 65.413318][ T937] RDX: 0000000000000000 RSI: 000000000000001f RDI: 000000000000006c [ 65.421457][ T937] RBP: ffffc90001086f38 R08: 0000000000000010 R09: 000000000000043b [ 65.429804][ T937] R10: dffffc0000000000 R11: ffffed102253616a R12: 0000000000000010 [ 65.438036][ T937] R13: 0000000000000011 R14: 000000000000000e R15: 000000000000001f [ 65.446253][ T937] FS: 00007faee5d496c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 65.455387][ T937] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.462120][ T937] CR2: 00007faee5d27ff8 CR3: 00000001136cc000 CR4: 00000000003506b0 [ 65.470158][ T937] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 65.478483][ T937] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 65.486641][ T937] Call Trace: [ 65.489916][ T937] ? ext4_ext_try_to_merge_right+0x820/0x820 [ 65.496506][ T937] ext4_split_extent+0x363/0x4c0 [ 65.501454][ T937] ext4_ext_map_blocks+0x1084/0x5dd0 [ 65.506893][ T937] ? __kasan_slab_alloc+0xcf/0xf0 [ 65.511894][ T937] ? __kasan_slab_alloc+0xbd/0xf0 [ 65.517237][ T937] ? slab_post_alloc_hook+0x5d/0x2f0 [ 65.522846][ T937] ? kmem_cache_alloc+0x162/0x2d0 [ 65.528107][ T937] ? ext4_alloc_io_end_vec+0x2a/0x160 [ 65.533813][ T937] ? ext4_writepages+0x1057/0x2eb0 [ 65.538928][ T937] ? do_writepages+0x128/0x280 [ 65.543690][ T937] ? __filemap_fdatawrite_range+0x2a0/0x350 [ 65.549643][ T937] ? file_write_and_wait_range+0x8c/0x110 [ 65.555607][ T937] ? ext4_file_write_iter+0x53f/0x1980 [ 65.561134][ T937] ? vfs_write+0x758/0xdc0 [ 65.565703][ T937] ? __x64_sys_pwrite64+0x197/0x220 [ 65.571049][ T937] ? ext4_ext_release+0x10/0x10 [ 65.575876][ T937] ? ext4_es_lookup_extent+0x54c/0x900 [ 65.581646][ T937] ext4_map_blocks+0x985/0x1bd0 [ 65.586689][ T937] ? ext4_issue_zeroout+0x1a0/0x1a0 [ 65.591866][ T937] ? ext4_inode_journal_mode+0x19a/0x480 [ 65.597470][ T937] ext4_writepages+0x136a/0x2eb0 [ 65.602397][ T937] ? ext4_readpage+0x220/0x220 [ 65.607405][ T937] ? ext4_readpage+0x220/0x220 [ 65.612370][ T937] do_writepages+0x128/0x280 [ 65.617022][ T937] ? ext4_set_page_dirty+0x1a0/0x1a0 [ 65.622376][ T937] ? __writepage+0x130/0x130 [ 65.627330][ T937] ? __kasan_check_write+0x14/0x20 [ 65.632414][ T937] ? _raw_spin_lock+0x94/0xf0 [ 65.637179][ T937] ? _raw_spin_unlock+0x4d/0x70 [ 65.642009][ T937] __filemap_fdatawrite_range+0x2a0/0x350 [ 65.647717][ T937] ? filemap_check_errors+0x120/0x120 [ 65.653184][ T937] ? __get_user_nocheck_1+0x6/0x10 [ 65.658286][ T937] ? generic_perform_write+0x4c8/0x540 [ 65.663827][ T937] ? preempt_count_add+0x90/0x1b0 [ 65.668842][ T937] file_write_and_wait_range+0x8c/0x110 [ 65.674369][ T937] ext4_sync_file+0x1a9/0x9f0 [ 65.679107][ T937] vfs_fsync_range+0x190/0x1a0 [ 65.683934][ T937] ext4_buffered_write_iter+0x59b/0x640 [ 65.689544][ T937] ext4_file_write_iter+0x53f/0x1980 [ 65.694814][ T937] ? futex_wait+0x6f0/0x6f0 [ 65.699656][ T937] ? avc_policy_seqno+0x1b/0x70 [ 65.704578][ T937] ? selinux_file_permission+0x2a5/0x510 [ 65.710206][ T937] ? ext4_file_read_iter+0x530/0x530 [ 65.715853][ T937] ? security_file_permission+0x83/0xa0 [ 65.721562][ T937] ? iov_iter_init+0x3f/0x120 [ 65.726236][ T937] vfs_write+0x758/0xdc0 [ 65.730455][ T937] ? kernel_write+0x3c0/0x3c0 [ 65.735105][ T937] ? __fget_files+0x2c4/0x320 [ 65.739765][ T937] ? __fdget+0x1a1/0x230 [ 65.744079][ T937] ? __x64_sys_pwrite64+0xf2/0x220 [ 65.749260][ T937] __x64_sys_pwrite64+0x197/0x220 [ 65.754260][ T937] ? ksys_pwrite64+0x1b0/0x1b0 [ 65.759099][ T937] ? __kasan_check_read+0x11/0x20 [ 65.764430][ T937] ? exit_to_user_mode_prepare+0x9a/0xa0 [ 65.770183][ T937] do_syscall_64+0x31/0x40 [ 65.774694][ T937] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 65.780736][ T937] RIP: 0033:0x7faee5ee6799 [ 65.785275][ T937] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 65.805399][ T937] RSP: 002b:00007faee5d49028 EFLAGS: 00000246 ORIG_RAX: 0000000000000012 [ 65.814212][ T937] RAX: ffffffffffffffda RBX: 00007faee615ffa0 RCX: 00007faee5ee6799 [ 65.822257][ T937] RDX: 00000000200000c1 RSI: 00002000000000c0 RDI: 0000000000000006 [ 65.830473][ T937] RBP: 00007faee5f7cbd9 R08: 0000000000000000 R09: 0000000000000000 [ 65.838431][ T937] R10: 0000000000009000 R11: 0000000000000246 R12: 0000000000000000 [ 65.846844][ T937] R13: 00007faee6160038 R14: 00007faee615ffa0 R15: 00007ffc008c0bc8 [ 65.855175][ T937] Modules linked in: [ 65.859344][ T937] ---[ end trace 3475e3a57115a162 ]--- [ 65.864875][ T937] RIP: 0010:ext4_split_extent_at+0xe65/0xe90 [ 65.871334][ T937] Code: 71 cf d2 ff e9 f1 fb ff ff 89 d9 80 e1 07 fe c1 38 c1 0f 8c fe fb ff ff 48 89 df e8 35 cf d2 ff e9 f1 fb ff ff e8 5b 4e 98 ff <0f> 0b e8 54 4e 98 ff 0f 0b e8 4d 4e 98 ff 0f 0b e8 46 4e 98 ff 0f [ 65.892102][ T937] RSP: 0018:ffffc90001086dc0 EFLAGS: 00010293 [ 65.898357][ T937] RAX: ffffffff81cc67f5 RBX: 1ffff110256ca886 RCX: ffff888117d162c0 [ 65.906784][ T937] RDX: 0000000000000000 RSI: 000000000000001f RDI: 000000000000006c [ 65.915223][ T937] RBP: ffffc90001086f38 R08: 0000000000000010 R09: 000000000000043b [ 65.923445][ T937] R10: dffffc0000000000 R11: ffffed102253616a R12: 0000000000000010 [ 65.931799][ T937] R13: 0000000000000011 R14: 000000000000000e R15: 000000000000001f [ 65.940097][ T937] FS: 00007faee5d496c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 65.949343][ T937] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.956147][ T937] CR2: 00007faee5d27ff8 CR3: 00000001136cc000 CR4: 00000000003506b0 [ 65.964153][ T937] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 65.972651][ T937] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 65.981457][ T937] Kernel panic - not syncing: Fatal exception [ 65.988310][ T937] Kernel Offset: disabled [ 65.992800][ T937] Rebooting in 86400 seconds..