Warning: Permanently added '10.128.0.155' (ED25519) to the list of known hosts. 2026/03/18 06:09:56 parsed 1 programs [ 44.074642][ T24] audit: type=1400 audit(1773814197.420:106): avc: denied { unlink } for pid=412 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" Setting up swapspace version 1, size = 127995904 bytes [ 44.226081][ T412] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 44.796807][ T425] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.804147][ T425] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.811762][ T425] device bridge_slave_0 entered promiscuous mode [ 44.818565][ T425] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.825629][ T425] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.832950][ T425] device bridge_slave_1 entered promiscuous mode [ 44.866625][ T425] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.873676][ T425] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.880938][ T425] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.887987][ T425] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.904770][ T318] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.912907][ T318] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.920591][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.928024][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.937780][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.946348][ T318] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.953395][ T318] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.962180][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.970440][ T318] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.978157][ T318] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.990385][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.999416][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.013347][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.024142][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.032453][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.039774][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.048827][ T425] device veth0_vlan entered promiscuous mode [ 45.058353][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.067752][ T425] device veth1_macvtap entered promiscuous mode [ 45.077210][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.087777][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.332735][ T24] audit: type=1400 audit(1773814198.680:107): avc: denied { create } for pid=445 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 45.534229][ T24] audit: type=1401 audit(1773814198.880:108): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" 2026/03/18 06:09:59 executed programs: 0 [ 45.859182][ T477] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.866369][ T477] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.874103][ T477] device bridge_slave_0 entered promiscuous mode [ 45.881911][ T477] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.889047][ T477] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.896418][ T477] device bridge_slave_1 entered promiscuous mode [ 45.905780][ T9] device bridge_slave_1 left promiscuous mode [ 45.912146][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.919824][ T9] device bridge_slave_0 left promiscuous mode [ 45.926224][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.933988][ T9] device veth1_macvtap left promiscuous mode [ 45.940155][ T9] device veth0_vlan left promiscuous mode [ 46.045961][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.053487][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.062527][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.070883][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.079161][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.086380][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.094473][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.103838][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.112446][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.120593][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.127769][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.138428][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.147560][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.160514][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 46.171619][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 46.179662][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 46.187268][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.196154][ T477] device veth0_vlan entered promiscuous mode [ 46.205349][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.214403][ T477] device veth1_macvtap entered promiscuous mode [ 46.223492][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.233492][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 46.293583][ T486] EXT4-fs (loop2): Ignoring removed bh option [ 46.299713][ T486] EXT4-fs (loop2): Ignoring removed oldalloc option [ 46.306539][ T486] EXT4-fs (loop2): Ignoring removed nobh option [ 46.313128][ T486] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 46.331422][ T486] 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 [ 46.352130][ T24] audit: type=1400 audit(1773814199.700:109): avc: denied { mount } for pid=485 comm="syz.2.17" name="/" dev="loop2" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 46.374073][ T24] audit: type=1400 audit(1773814199.720:110): avc: denied { write } for pid=485 comm="syz.2.17" name="/" dev="loop2" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 46.395598][ T24] audit: type=1400 audit(1773814199.720:111): avc: denied { add_name } for pid=485 comm="syz.2.17" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 46.401780][ T486] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.17: Allocating blocks 497-513 which overlap fs metadata [ 46.416350][ T24] audit: type=1400 audit(1773814199.720:112): avc: denied { create } for pid=485 comm="syz.2.17" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 46.449692][ T24] audit: type=1400 audit(1773814199.720:113): avc: denied { read open } for pid=485 comm="syz.2.17" path="/0/file1/bus" dev="loop2" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 46.449838][ T486] EXT4-fs (loop2): pa ffff88810d396f18: logic 128, phys. 385, len 8 [ 46.473448][ T24] audit: type=1400 audit(1773814199.720:114): avc: denied { write } for pid=485 comm="syz.2.17" name="bus" dev="loop2" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 46.481358][ T486] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 46.503374][ T24] audit: type=1400 audit(1773814199.720:115): avc: denied { read write } for pid=485 comm="syz.2.17" name="file1" dev="loop2" ino=15 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 [ 46.530246][ T486] EXT4-fs error (device loop2): ext4_ext_remove_space:2971: inode #15: comm syz.2.17: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 46.569684][ T486] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.17: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 46.587651][ T486] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 46.600163][ T486] EXT4-fs (loop2): This should not happen!! Data will be lost [ 46.600163][ T486] [ 46.716157][ T494] EXT4-fs (loop2): Ignoring removed bh option [ 46.722525][ T494] EXT4-fs (loop2): Ignoring removed oldalloc option [ 46.729137][ T494] EXT4-fs (loop2): Ignoring removed nobh option [ 46.735645][ T494] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 46.751242][ T494] 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 [ 46.794350][ T494] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.18: Allocating blocks 497-513 which overlap fs metadata [ 46.808594][ T494] EXT4-fs (loop2): pa ffff8881267c8c78: logic 128, phys. 385, len 8 [ 46.816971][ T494] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 46.849907][ T436] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:4: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 46.869035][ T436] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 119: len 1: ext4_ext_map_blocks returned -117 [ 46.869066][ T494] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.18: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 46.882817][ T436] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 46.902475][ T494] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 121 with max blocks 3 with error 117 [ 46.930024][ T494] EXT4-fs (loop2): This should not happen!! Data will be lost [ 46.930024][ T494] [ 46.940917][ T494] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.18: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 46.959069][ T494] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.18: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 46.977391][ T494] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 120: len 1: ext4_ext_map_blocks returned -117 [ 47.214515][ T500] EXT4-fs (loop2): Ignoring removed bh option [ 47.220992][ T500] EXT4-fs (loop2): Ignoring removed oldalloc option [ 47.227836][ T500] EXT4-fs (loop2): Ignoring removed nobh option [ 47.234393][ T500] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 47.251224][ T500] 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 [ 47.292510][ T500] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.19: Allocating blocks 497-513 which overlap fs metadata [ 47.306481][ T500] EXT4-fs (loop2): pa ffff8881267c89d8: logic 128, phys. 385, len 8 [ 47.314622][ T500] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 47.345329][ T500] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.19: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 47.363408][ T500] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 47.376592][ T500] EXT4-fs (loop2): This should not happen!! Data will be lost [ 47.376592][ T500] [ 47.387310][ T500] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.19: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 47.406024][ T500] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 47.551609][ T506] EXT4-fs (loop2): Ignoring removed bh option [ 47.557934][ T506] EXT4-fs (loop2): Ignoring removed oldalloc option [ 47.564889][ T506] EXT4-fs (loop2): Ignoring removed nobh option [ 47.571220][ T506] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 47.592403][ T506] 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 [ 47.634261][ T506] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.20: Allocating blocks 497-513 which overlap fs metadata [ 47.648712][ T506] EXT4-fs (loop2): pa ffff8881267e67e0: logic 128, phys. 385, len 8 [ 47.657041][ T506] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 47.687969][ T506] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.20: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 47.706561][ T506] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 47.719259][ T506] EXT4-fs (loop2): This should not happen!! Data will be lost [ 47.719259][ T506] [ 47.729821][ T506] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.20: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 47.748507][ T506] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 47.892931][ T525] EXT4-fs (loop2): Ignoring removed bh option [ 47.899103][ T525] EXT4-fs (loop2): Ignoring removed oldalloc option [ 47.905878][ T525] EXT4-fs (loop2): Ignoring removed nobh option [ 47.912535][ T525] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 47.931770][ T525] 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 [ 47.974334][ T525] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.21: Allocating blocks 497-513 which overlap fs metadata [ 47.988673][ T525] EXT4-fs (loop2): pa ffff8881267e62a0: logic 128, phys. 385, len 8 [ 47.997097][ T525] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 48.028625][ T525] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.21: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 48.047504][ T525] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 48.060573][ T525] EXT4-fs (loop2): This should not happen!! Data will be lost [ 48.060573][ T525] [ 48.071264][ T525] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.21: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 48.089796][ T525] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 48.253363][ T531] EXT4-fs (loop2): Ignoring removed bh option [ 48.260250][ T531] EXT4-fs (loop2): Ignoring removed oldalloc option [ 48.266874][ T531] EXT4-fs (loop2): Ignoring removed nobh option [ 48.273220][ T531] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 48.291402][ T531] 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 [ 48.333176][ T531] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.22: Allocating blocks 497-513 which overlap fs metadata [ 48.347640][ T531] EXT4-fs (loop2): pa ffff8881278f20a8: logic 128, phys. 385, len 8 [ 48.355830][ T531] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 48.386839][ T531] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.22: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 48.405036][ T531] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 48.417700][ T531] EXT4-fs (loop2): This should not happen!! Data will be lost [ 48.417700][ T531] [ 48.428202][ T531] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.22: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 48.447387][ T531] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 48.558532][ T537] EXT4-fs (loop2): Ignoring removed bh option [ 48.564941][ T537] EXT4-fs (loop2): Ignoring removed oldalloc option [ 48.571737][ T537] EXT4-fs (loop2): Ignoring removed nobh option [ 48.578085][ T537] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 48.601520][ T537] 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 [ 48.647100][ T537] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.23: Allocating blocks 497-513 which overlap fs metadata [ 48.661737][ T537] EXT4-fs (loop2): pa ffff888127925d20: logic 128, phys. 385, len 8 [ 48.670040][ T537] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 48.696558][ T49] 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) [ 48.715373][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 93: len 3: ext4_ext_map_blocks returned -117 [ 48.715405][ T537] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.23: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 48.729590][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 48.747881][ T537] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 97 with max blocks 3 with error 117 [ 48.773127][ T537] EXT4-fs (loop2): This should not happen!! Data will be lost [ 48.773127][ T537] [ 48.783883][ T537] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.23: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 48.802663][ T537] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 96: len 1: ext4_ext_map_blocks returned -117 [ 48.933236][ T543] EXT4-fs (loop2): Ignoring removed bh option [ 48.939667][ T543] EXT4-fs (loop2): Ignoring removed oldalloc option [ 48.946519][ T543] EXT4-fs (loop2): Ignoring removed nobh option [ 48.952861][ T543] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 48.971519][ T543] 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 [ 49.014543][ T543] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.24: Allocating blocks 497-513 which overlap fs metadata [ 49.028843][ T543] EXT4-fs (loop2): pa ffff8881279629d8: logic 128, phys. 385, len 8 [ 49.037191][ T543] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 49.078055][ T543] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.24: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 49.096787][ T543] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 171 with max blocks 1 with error 117 [ 49.096820][ T49] 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) [ 49.109460][ T543] EXT4-fs (loop2): This should not happen!! Data will be lost [ 49.109460][ T543] [ 49.127946][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 148: len 4: ext4_ext_map_blocks returned -117 [ 49.138156][ T543] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.24: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 49.151514][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 49.175609][ T543] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 168: len 3: ext4_ext_map_blocks returned -117 [ 49.182524][ T49] 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) [ 49.215004][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 152: len 4: ext4_ext_map_blocks returned -117 [ 49.228794][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 49.241703][ T49] 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) [ 49.260652][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 156: len 4: ext4_ext_map_blocks returned -117 [ 49.274599][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 49.287449][ T49] 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) [ 49.306165][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 160: len 4: ext4_ext_map_blocks returned -117 [ 49.320181][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 49.333181][ T49] 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) [ 49.352719][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 164: len 4: ext4_ext_map_blocks returned -117 [ 49.366621][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 49.572791][ T549] EXT4-fs (loop2): Ignoring removed bh option [ 49.578971][ T549] EXT4-fs (loop2): Ignoring removed oldalloc option [ 49.585816][ T549] EXT4-fs (loop2): Ignoring removed nobh option [ 49.592526][ T549] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 49.611218][ T549] 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 [ 49.651259][ T549] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.25: Allocating blocks 497-513 which overlap fs metadata [ 49.665218][ T549] EXT4-fs (loop2): pa ffff88812786b3f0: logic 128, phys. 385, len 8 [ 49.673281][ T549] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 49.703020][ T549] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.25: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 49.722936][ T549] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 49.735460][ T549] EXT4-fs (loop2): This should not happen!! Data will be lost [ 49.735460][ T549] [ 49.746079][ T549] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.25: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 49.764543][ T549] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 49.929400][ T555] EXT4-fs (loop2): Ignoring removed bh option [ 49.935684][ T555] EXT4-fs (loop2): Ignoring removed oldalloc option [ 49.942376][ T555] EXT4-fs (loop2): Ignoring removed nobh option [ 49.948634][ T555] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 49.971616][ T555] 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 [ 50.013225][ T555] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.26: Allocating blocks 497-513 which overlap fs metadata [ 50.027654][ T555] EXT4-fs (loop2): pa ffff8881279785e8: logic 128, phys. 385, len 8 [ 50.035834][ T555] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 50.069574][ T555] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.26: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 50.087632][ T555] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 50.100301][ T555] EXT4-fs (loop2): This should not happen!! Data will be lost [ 50.100301][ T555] [ 50.110727][ T555] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.26: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 50.129242][ T555] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 50.291621][ T561] EXT4-fs (loop2): Ignoring removed bh option [ 50.297853][ T561] EXT4-fs (loop2): Ignoring removed oldalloc option [ 50.304735][ T561] EXT4-fs (loop2): Ignoring removed nobh option [ 50.311185][ T561] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 50.331589][ T561] 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 [ 50.373546][ T561] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.27: Allocating blocks 497-513 which overlap fs metadata [ 50.387677][ T561] EXT4-fs (loop2): pa ffff8881279781f8: logic 128, phys. 385, len 8 [ 50.395705][ T561] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 50.426370][ T49] 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) [ 50.445541][ T561] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.27: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 50.455188][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 100: len 4: ext4_ext_map_blocks returned -117 [ 50.463924][ T561] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 105 with max blocks 3 with error 117 [ 50.477917][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 50.490409][ T561] EXT4-fs (loop2): This should not happen!! Data will be lost [ 50.490409][ T561] [ 50.513449][ T561] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.27: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 50.532256][ T561] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 104: len 1: ext4_ext_map_blocks returned -117 [ 50.706918][ T567] EXT4-fs (loop2): Ignoring removed bh option [ 50.713190][ T567] EXT4-fs (loop2): Ignoring removed oldalloc option [ 50.719920][ T567] EXT4-fs (loop2): Ignoring removed nobh option [ 50.726214][ T567] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 50.741148][ T567] 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 [ 50.781147][ T567] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.28: Allocating blocks 497-513 which overlap fs metadata [ 50.795150][ T567] EXT4-fs (loop2): pa ffff88811ad7e3f0: logic 128, phys. 385, len 8 [ 50.803146][ T567] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 50.832829][ T49] 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) [ 50.851686][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 109: len 3: ext4_ext_map_blocks returned -117 [ 50.851734][ T567] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.28: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 50.865942][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 50.884366][ T567] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 116 with max blocks 12 with error 117 [ 50.898114][ T49] 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) [ 50.909752][ T567] EXT4-fs (loop2): This should not happen!! Data will be lost [ 50.909752][ T567] [ 50.938875][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 50.953750][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) 2026/03/18 06:10:04 executed programs: 14 [ 51.124475][ T573] EXT4-fs (loop2): Ignoring removed bh option [ 51.130752][ T573] EXT4-fs (loop2): Ignoring removed oldalloc option [ 51.137383][ T573] EXT4-fs (loop2): Ignoring removed nobh option [ 51.143780][ T573] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 51.161212][ T573] 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 [ 51.202338][ T573] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.29: Allocating blocks 497-513 which overlap fs metadata [ 51.216624][ T573] EXT4-fs (loop2): pa ffff88811ad7ec78: logic 128, phys. 385, len 8 [ 51.224851][ T573] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 51.250786][ 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) [ 51.269749][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 90: len 2: ext4_ext_map_blocks returned -117 [ 51.269781][ T573] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.29: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 51.283691][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 51.301868][ T573] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 93 with max blocks 3 with error 117 [ 51.327396][ T573] EXT4-fs (loop2): This should not happen!! Data will be lost [ 51.327396][ T573] [ 51.438722][ T579] EXT4-fs (loop2): Ignoring removed bh option [ 51.444986][ T579] EXT4-fs (loop2): Ignoring removed oldalloc option [ 51.452146][ T579] EXT4-fs (loop2): Ignoring removed nobh option [ 51.458502][ T579] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 51.481249][ T579] 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 [ 51.522738][ T579] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.30: Allocating blocks 497-513 which overlap fs metadata [ 51.536941][ T579] EXT4-fs (loop2): pa ffff88811af107e0: logic 128, phys. 385, len 8 [ 51.545102][ T579] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 51.573777][ T579] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.30: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 51.592310][ T579] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 124 with max blocks 4 with error 117 [ 51.592805][ T49] 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) [ 51.605220][ T579] EXT4-fs (loop2): This should not happen!! Data will be lost [ 51.605220][ T579] [ 51.623534][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 119: len 1: ext4_ext_map_blocks returned -117 [ 51.646707][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 51.659539][ T49] 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) [ 51.678324][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 120: len 4: ext4_ext_map_blocks returned -117 [ 51.692273][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 51.930709][ T585] EXT4-fs (loop2): Ignoring removed bh option [ 51.941169][ T585] EXT4-fs (loop2): Ignoring removed oldalloc option [ 51.947848][ T585] EXT4-fs (loop2): Ignoring removed nobh option [ 51.954781][ T585] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 51.971175][ T585] 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 [ 52.012933][ T585] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.31: Allocating blocks 497-513 which overlap fs metadata [ 52.027148][ T585] EXT4-fs (loop2): pa ffff88811af30000: logic 128, phys. 385, len 8 [ 52.035434][ T585] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 52.221935][ T591] EXT4-fs (loop2): Ignoring removed bh option [ 52.228066][ T591] EXT4-fs (loop2): Ignoring removed oldalloc option [ 52.234727][ T591] EXT4-fs (loop2): Ignoring removed nobh option [ 52.241217][ T591] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 52.261184][ T591] 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 [ 52.302708][ T591] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.32: Allocating blocks 497-513 which overlap fs metadata [ 52.316829][ T591] EXT4-fs (loop2): pa ffff88811ae819d8: logic 128, phys. 385, len 8 [ 52.324918][ T591] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 52.354847][ T591] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.32: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 52.373313][ T591] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 52.386231][ T591] EXT4-fs (loop2): This should not happen!! Data will be lost [ 52.386231][ T591] [ 52.396989][ T591] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.32: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 52.415446][ T591] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 52.598891][ T597] EXT4-fs (loop2): Ignoring removed bh option [ 52.605054][ T597] EXT4-fs (loop2): Ignoring removed oldalloc option [ 52.611923][ T597] EXT4-fs (loop2): Ignoring removed nobh option [ 52.618349][ T597] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 52.641388][ T597] 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 [ 52.683993][ T597] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.33: Allocating blocks 497-513 which overlap fs metadata [ 52.697993][ T597] EXT4-fs (loop2): pa ffff88811ae81dc8: logic 128, phys. 385, len 8 [ 52.706029][ T597] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 52.737407][ T597] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.33: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 52.755917][ T597] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 52.768734][ T597] EXT4-fs (loop2): This should not happen!! Data will be lost [ 52.768734][ T597] [ 52.779468][ T597] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.33: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 52.798038][ T597] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 52.947795][ T603] EXT4-fs (loop2): Ignoring removed bh option [ 52.954159][ T603] EXT4-fs (loop2): Ignoring removed oldalloc option [ 52.960888][ T603] EXT4-fs (loop2): Ignoring removed nobh option [ 52.967145][ T603] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 52.981366][ T603] 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 [ 53.022785][ T603] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.34: Allocating blocks 497-513 which overlap fs metadata [ 53.036910][ T603] EXT4-fs (loop2): pa ffff88811ad42930: logic 128, phys. 385, len 8 [ 53.044933][ T603] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 53.075621][ T603] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.34: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 53.094204][ T603] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 53.107294][ T603] EXT4-fs (loop2): This should not happen!! Data will be lost [ 53.107294][ T603] [ 53.118036][ T603] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.34: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 53.136696][ T603] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 53.258016][ T609] EXT4-fs (loop2): Ignoring removed bh option [ 53.264521][ T609] EXT4-fs (loop2): Ignoring removed oldalloc option [ 53.271414][ T609] EXT4-fs (loop2): Ignoring removed nobh option [ 53.277925][ T609] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 53.301196][ T609] 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 [ 53.342675][ T609] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.35: Allocating blocks 497-513 which overlap fs metadata [ 53.357025][ T609] EXT4-fs (loop2): pa ffff88811ae17dc8: logic 128, phys. 385, len 8 [ 53.365052][ T609] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 53.396338][ T49] 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) [ 53.415258][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 111: len 1: ext4_ext_map_blocks returned -117 [ 53.415350][ T609] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.35: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 53.447715][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 53.447825][ T609] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 116 with max blocks 12 with error 117 [ 53.461146][ T49] 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) [ 53.473547][ T609] EXT4-fs (loop2): This should not happen!! Data will be lost [ 53.473547][ T609] [ 53.493248][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 53.515766][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 53.703199][ T615] EXT4-fs (loop2): Ignoring removed bh option [ 53.709581][ T615] EXT4-fs (loop2): Ignoring removed oldalloc option [ 53.716268][ T615] EXT4-fs (loop2): Ignoring removed nobh option [ 53.723008][ T615] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 53.741253][ T615] 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 [ 53.783262][ T615] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.36: Allocating blocks 497-513 which overlap fs metadata [ 53.797207][ T615] EXT4-fs (loop2): pa ffff8881103f9738: logic 128, phys. 385, len 8 [ 53.805559][ T615] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 53.835764][ T49] 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) [ 53.855239][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 109: len 3: ext4_ext_map_blocks returned -117 [ 53.855271][ T615] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.36: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 53.869271][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 53.887598][ T615] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 113 with max blocks 3 with error 117 [ 53.912571][ T615] EXT4-fs (loop2): This should not happen!! Data will be lost [ 53.912571][ T615] [ 53.923117][ T615] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.36: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 53.942343][ T615] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 54.093141][ T621] EXT4-fs (loop2): Ignoring removed bh option [ 54.099288][ T621] EXT4-fs (loop2): Ignoring removed oldalloc option [ 54.105983][ T621] EXT4-fs (loop2): Ignoring removed nobh option [ 54.112348][ T621] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 54.131199][ T621] 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 [ 54.171677][ T621] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.37: Allocating blocks 497-513 which overlap fs metadata [ 54.185589][ T621] EXT4-fs (loop2): pa ffff88811af75540: logic 128, phys. 385, len 8 [ 54.193716][ T621] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 54.224814][ T621] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.37: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 5, max 84(84), depth 0(0) [ 54.242931][ T621] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 135 with max blocks 1 with error 117 [ 54.243232][ T49] 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) [ 54.255921][ T621] EXT4-fs (loop2): This should not happen!! Data will be lost [ 54.255921][ T621] [ 54.275098][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 119: len 1: ext4_ext_map_blocks returned -117 [ 54.284967][ T621] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.37: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 54.298450][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 54.322278][ T621] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 132: len 3: ext4_ext_map_blocks returned -117 [ 54.329210][ T49] 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) [ 54.361917][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 120: len 4: ext4_ext_map_blocks returned -117 [ 54.376006][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 54.389129][ T49] 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) [ 54.408183][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 124: len 4: ext4_ext_map_blocks returned -117 [ 54.421991][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 54.434790][ T49] 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) [ 54.453655][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 128: len 4: ext4_ext_map_blocks returned -117 [ 54.467501][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 54.852804][ T627] EXT4-fs (loop2): Ignoring removed bh option [ 54.859040][ T627] EXT4-fs (loop2): Ignoring removed oldalloc option [ 54.865751][ T627] EXT4-fs (loop2): Ignoring removed nobh option [ 54.872128][ T627] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 54.891576][ T627] 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 [ 54.933034][ T627] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.38: Allocating blocks 497-513 which overlap fs metadata [ 54.947652][ T627] EXT4-fs (loop2): pa ffff8881103f91f8: logic 128, phys. 385, len 8 [ 54.955953][ T627] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 54.986807][ T627] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.38: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 55.004695][ T627] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 55.017585][ T627] EXT4-fs (loop2): This should not happen!! Data will be lost [ 55.017585][ T627] [ 55.027756][ T627] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.38: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 55.046139][ T627] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 55.167105][ T633] EXT4-fs (loop2): Ignoring removed bh option [ 55.173661][ T633] EXT4-fs (loop2): Ignoring removed oldalloc option [ 55.180377][ T633] EXT4-fs (loop2): Ignoring removed nobh option [ 55.186802][ T633] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.201307][ T633] 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 [ 55.244689][ T633] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.39: Allocating blocks 497-513 which overlap fs metadata [ 55.259111][ T633] EXT4-fs (loop2): pa ffff8881279d9dc8: logic 128, phys. 385, len 8 [ 55.267215][ T633] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 55.298156][ T49] 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) [ 55.317077][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 113: len 3: ext4_ext_map_blocks returned -117 [ 55.317109][ T633] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.39: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 55.331266][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 55.349791][ T633] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 118 with max blocks 2 with error 117 [ 55.375934][ T633] EXT4-fs (loop2): This should not happen!! Data will be lost [ 55.375934][ T633] [ 55.386644][ T633] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.39: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 55.405446][ T633] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 2: ext4_ext_map_blocks returned -117 [ 55.578455][ T639] EXT4-fs (loop2): Ignoring removed bh option [ 55.584635][ T639] EXT4-fs (loop2): Ignoring removed oldalloc option [ 55.591326][ T639] EXT4-fs (loop2): Ignoring removed nobh option [ 55.597592][ T639] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.611510][ T639] 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 [ 55.653853][ T639] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.40: Allocating blocks 497-513 which overlap fs metadata [ 55.668039][ T639] EXT4-fs (loop2): pa ffff8881279d9150: logic 128, phys. 385, len 8 [ 55.676188][ T639] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 55.706177][ T639] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.40: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 55.725109][ T639] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 118 with max blocks 2 with error 117 [ 55.737910][ T639] EXT4-fs (loop2): This should not happen!! Data will be lost [ 55.737910][ T639] [ 55.748477][ T639] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.40: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 55.767157][ T639] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 2: ext4_ext_map_blocks returned -117 [ 55.932941][ T645] EXT4-fs (loop2): Ignoring removed bh option [ 55.939074][ T645] EXT4-fs (loop2): Ignoring removed oldalloc option [ 55.945765][ T645] EXT4-fs (loop2): Ignoring removed nobh option [ 55.952030][ T645] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.971140][ T645] 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 [ 56.012835][ T645] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.41: Allocating blocks 497-513 which overlap fs metadata [ 56.027147][ T645] EXT4-fs (loop2): pa ffff888127a0a888: logic 128, phys. 385, len 8 [ 56.035259][ T645] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 56.064188][ T645] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.41: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 56.082699][ T645] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 104 with max blocks 8 with error 117 [ 56.082733][ 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) [ 56.095357][ T645] EXT4-fs (loop2): This should not happen!! Data will be lost [ 56.095357][ T645] [ 56.114401][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 100: len 4: ext4_ext_map_blocks returned -117 [ 56.137097][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) 2026/03/18 06:10:09 executed programs: 27 [ 56.290821][ T651] EXT4-fs (loop2): Ignoring removed bh option [ 56.297041][ T651] EXT4-fs (loop2): Ignoring removed oldalloc option [ 56.303854][ T651] EXT4-fs (loop2): Ignoring removed nobh option [ 56.310153][ T651] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.331161][ T651] 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 [ 56.373297][ T651] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.42: Allocating blocks 497-513 which overlap fs metadata [ 56.387348][ T651] EXT4-fs (loop2): pa ffff8881279f4000: logic 128, phys. 385, len 8 [ 56.395810][ T651] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 56.425915][ T49] 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) [ 56.444791][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 107: len 1: ext4_ext_map_blocks returned -117 [ 56.444808][ T651] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.42: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 56.444927][ T651] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 112 with max blocks 1 with error 117 [ 56.458867][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 56.476864][ T651] EXT4-fs (loop2): This should not happen!! Data will be lost [ 56.476864][ T651] [ 56.489745][ T49] 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) [ 56.531053][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 108: len 4: ext4_ext_map_blocks returned -117 [ 56.544831][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 56.732826][ T657] EXT4-fs (loop2): Ignoring removed bh option [ 56.738957][ T657] EXT4-fs (loop2): Ignoring removed oldalloc option [ 56.745893][ T657] EXT4-fs (loop2): Ignoring removed nobh option [ 56.752194][ T657] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.771194][ T657] 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 [ 56.812407][ T657] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.43: Allocating blocks 497-513 which overlap fs metadata [ 56.826493][ T657] EXT4-fs (loop2): pa ffff88811ad42738: logic 128, phys. 385, len 8 [ 56.834555][ T657] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 56.863834][ T49] 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) [ 56.883136][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 100: len 4: ext4_ext_map_blocks returned -117 [ 56.883169][ T657] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.43: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 56.896930][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 56.915711][ T657] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 105 with max blocks 3 with error 117 [ 56.940948][ T657] EXT4-fs (loop2): This should not happen!! Data will be lost [ 56.940948][ T657] [ 56.951673][ T657] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.43: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 56.970064][ T657] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 104: len 1: ext4_ext_map_blocks returned -117 [ 57.080846][ T663] EXT4-fs (loop2): Ignoring removed bh option [ 57.086956][ T663] EXT4-fs (loop2): Ignoring removed oldalloc option [ 57.093629][ T663] EXT4-fs (loop2): Ignoring removed nobh option [ 57.100210][ T663] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.121380][ T663] 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 [ 57.166107][ T663] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.44: Allocating blocks 497-513 which overlap fs metadata [ 57.180295][ T663] EXT4-fs (loop2): pa ffff888127a6bbd0: logic 128, phys. 385, len 8 [ 57.188365][ T663] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 57.218637][ T663] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.44: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 57.236716][ T663] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 57.249551][ T663] EXT4-fs (loop2): This should not happen!! Data will be lost [ 57.249551][ T663] [ 57.260268][ T663] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.44: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 57.279068][ T663] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 57.509020][ T669] EXT4-fs (loop2): Ignoring removed bh option [ 57.515182][ T669] EXT4-fs (loop2): Ignoring removed oldalloc option [ 57.521940][ T669] EXT4-fs (loop2): Ignoring removed nobh option [ 57.528199][ T669] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.551421][ T669] 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 [ 57.592969][ T669] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.45: Allocating blocks 497-513 which overlap fs metadata [ 57.607400][ T669] EXT4-fs (loop2): pa ffff888127a81738: logic 128, phys. 385, len 8 [ 57.615567][ T669] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 57.645251][ T669] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.45: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 57.663948][ T669] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 57.676557][ T669] EXT4-fs (loop2): This should not happen!! Data will be lost [ 57.676557][ T669] [ 57.686839][ T669] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.45: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 57.705474][ T669] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 57.853019][ T675] EXT4-fs (loop2): Ignoring removed bh option [ 57.859131][ T675] EXT4-fs (loop2): Ignoring removed oldalloc option [ 57.865890][ T675] EXT4-fs (loop2): Ignoring removed nobh option [ 57.872161][ T675] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.891183][ T675] 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 [ 57.930937][ T675] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.46: Allocating blocks 497-513 which overlap fs metadata [ 57.945033][ T675] EXT4-fs (loop2): pa ffff888127a9fc78: logic 128, phys. 385, len 8 [ 57.953321][ T675] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 57.989847][ T675] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.46: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 5, max 84(84), depth 0(0) [ 58.008056][ T675] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 164 with max blocks 12 with error 117 [ 58.008073][ T49] 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) [ 58.008188][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 152: len 4: ext4_ext_map_blocks returned -117 [ 58.020782][ T675] EXT4-fs (loop2): This should not happen!! Data will be lost [ 58.020782][ T675] [ 58.064269][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 58.077136][ T49] 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) [ 58.095933][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 156: len 4: ext4_ext_map_blocks returned -117 [ 58.109898][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 58.122968][ T49] 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) [ 58.141771][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 160: len 1: ext4_ext_map_blocks returned -117 [ 58.156436][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 58.292795][ T681] EXT4-fs (loop2): Ignoring removed bh option [ 58.298937][ T681] EXT4-fs (loop2): Ignoring removed oldalloc option [ 58.305734][ T681] EXT4-fs (loop2): Ignoring removed nobh option [ 58.312369][ T681] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.331025][ T681] 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 [ 58.371983][ T681] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.47: Allocating blocks 497-513 which overlap fs metadata [ 58.386088][ T681] EXT4-fs (loop2): pa ffff888127a9f498: logic 128, phys. 385, len 8 [ 58.394578][ T681] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 58.425431][ T681] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.47: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 58.443471][ T681] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 58.456184][ T681] EXT4-fs (loop2): This should not happen!! Data will be lost [ 58.456184][ T681] [ 58.466917][ T681] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.47: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 58.485852][ T681] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 58.613023][ T687] EXT4-fs (loop2): Ignoring removed bh option [ 58.619238][ T687] EXT4-fs (loop2): Ignoring removed oldalloc option [ 58.625959][ T687] EXT4-fs (loop2): Ignoring removed nobh option [ 58.632281][ T687] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.651406][ T687] 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 [ 58.692326][ T687] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.48: Allocating blocks 497-513 which overlap fs metadata [ 58.706812][ T687] EXT4-fs (loop2): pa ffff888127acf5e8: logic 128, phys. 385, len 8 [ 58.715232][ T687] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 58.743751][ T49] 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) [ 58.762719][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 102: len 2: ext4_ext_map_blocks returned -117 [ 58.762751][ T687] 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) [ 58.776762][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 58.795088][ T687] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 105 with max blocks 3 with error 117 [ 58.820548][ T687] EXT4-fs (loop2): This should not happen!! Data will be lost [ 58.820548][ T687] [ 58.831789][ T687] 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) [ 58.850741][ T687] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 104: len 1: ext4_ext_map_blocks returned -117 [ 59.009283][ T693] EXT4-fs (loop2): Ignoring removed bh option [ 59.015445][ T693] EXT4-fs (loop2): Ignoring removed oldalloc option [ 59.022262][ T693] EXT4-fs (loop2): Ignoring removed nobh option [ 59.028705][ T693] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.051210][ T693] 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 [ 59.096138][ T693] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.49: Allocating blocks 497-513 which overlap fs metadata [ 59.110236][ T693] EXT4-fs (loop2): pa ffff888127a43d20: logic 128, phys. 385, len 8 [ 59.118588][ T693] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 59.147116][ T693] 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) [ 59.165975][ T693] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 59.178848][ T693] EXT4-fs (loop2): This should not happen!! Data will be lost [ 59.178848][ T693] [ 59.189668][ T693] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.49: pblk 375 bad header/extent: invalid extent entries - magic f30a, entries 12, max 84(84), depth 0(0) [ 59.207922][ T693] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 59.331468][ T699] EXT4-fs (loop2): Ignoring removed bh option [ 59.337703][ T699] EXT4-fs (loop2): Ignoring removed oldalloc option [ 59.344595][ T699] EXT4-fs (loop2): Ignoring removed nobh option [ 59.351109][ T699] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.371178][ T699] 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 [ 59.417570][ T699] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.50: Allocating blocks 497-513 which overlap fs metadata [ 59.431761][ T699] EXT4-fs (loop2): pa ffff888127a43c78: logic 128, phys. 385, len 8 [ 59.439909][ T699] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 59.468758][ T699] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.50: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 59.487354][ T699] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 59.500328][ T699] EXT4-fs (loop2): This should not happen!! Data will be lost [ 59.500328][ T699] [ 59.511137][ T699] 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) [ 59.529531][ T699] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 59.688080][ T705] EXT4-fs (loop2): Ignoring removed bh option [ 59.694321][ T705] EXT4-fs (loop2): Ignoring removed oldalloc option [ 59.701037][ T705] EXT4-fs (loop2): Ignoring removed nobh option [ 59.707301][ T705] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.721273][ T705] 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 [ 59.763671][ T705] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.51: Allocating blocks 497-513 which overlap fs metadata [ 59.777767][ T705] EXT4-fs (loop2): pa ffff8881264a03f0: logic 128, phys. 385, len 8 [ 59.786059][ T705] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 59.814070][ T705] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.51: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 59.832835][ T49] 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) [ 59.833420][ T705] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 104 with max blocks 8 with error 117 [ 59.860207][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 100: len 4: ext4_ext_map_blocks returned -117 [ 59.877989][ T705] EXT4-fs (loop2): This should not happen!! Data will be lost [ 59.877989][ T705] [ 59.878015][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 60.023971][ T711] EXT4-fs (loop2): Ignoring removed bh option [ 60.030154][ T711] EXT4-fs (loop2): Ignoring removed oldalloc option [ 60.036747][ T711] EXT4-fs (loop2): Ignoring removed nobh option [ 60.043202][ T711] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 60.061229][ T711] 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 [ 60.106895][ T711] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.52: Allocating blocks 497-513 which overlap fs metadata [ 60.121349][ T711] EXT4-fs (loop2): pa ffff8881264a0150: logic 128, phys. 385, len 8 [ 60.129363][ T711] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 60.160676][ T711] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.52: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 60.179910][ 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) [ 60.180203][ T711] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 116 with max blocks 12 with error 117 [ 60.204669][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 60.211262][ T711] EXT4-fs (loop2): This should not happen!! Data will be lost [ 60.211262][ T711] [ 60.225198][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 60.380873][ T717] EXT4-fs (loop2): Ignoring removed bh option [ 60.387401][ T717] EXT4-fs (loop2): Ignoring removed oldalloc option [ 60.394148][ T717] EXT4-fs (loop2): Ignoring removed nobh option [ 60.400418][ T717] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 60.421526][ T717] 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 [ 60.461841][ T717] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.53: Allocating blocks 497-513 which overlap fs metadata [ 60.475949][ T717] EXT4-fs (loop2): pa ffff88812641b9d8: logic 128, phys. 385, len 8 [ 60.484088][ T717] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 60.737111][ T723] EXT4-fs (loop2): Ignoring removed bh option [ 60.743464][ T723] EXT4-fs (loop2): Ignoring removed oldalloc option [ 60.750263][ T723] EXT4-fs (loop2): Ignoring removed nobh option [ 60.756631][ T723] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 60.771087][ T723] 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 [ 60.811454][ T723] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.54: Allocating blocks 497-513 which overlap fs metadata [ 60.825375][ T723] EXT4-fs (loop2): pa ffff888126597e70: logic 128, phys. 385, len 8 [ 60.833443][ T723] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 60.867856][ T723] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.54: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 60.886517][ T723] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 147 with max blocks 1 with error 117 [ 60.899585][ T723] EXT4-fs (loop2): This should not happen!! Data will be lost [ 60.899585][ T723] [ 60.900436][ 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) [ 60.928835][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 119: len 1: ext4_ext_map_blocks returned -117 [ 60.929401][ T723] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.54: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 60.961977][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 60.962205][ T723] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 144: len 3: ext4_ext_map_blocks returned -117 [ 60.988610][ 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) [ 61.007508][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 120: len 4: ext4_ext_map_blocks returned -117 [ 61.021551][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 61.034598][ 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) [ 61.053736][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 124: len 4: ext4_ext_map_blocks returned -117 [ 61.067946][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 61.081036][ 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) [ 61.099985][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 128: len 4: ext4_ext_map_blocks returned -117 [ 61.113905][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 61.126688][ 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) [ 61.145383][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 132: len 4: ext4_ext_map_blocks returned -117 [ 61.159262][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 61.172029][ 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) [ 61.190987][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 136: len 4: ext4_ext_map_blocks returned -117 [ 61.205008][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 61.217945][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 140: len 4: ext4_ext_map_blocks returned -117 [ 61.231941][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) 2026/03/18 06:10:14 executed programs: 40 [ 61.403280][ T729] EXT4-fs (loop2): Ignoring removed bh option [ 61.409527][ T729] EXT4-fs (loop2): Ignoring removed oldalloc option [ 61.416362][ T729] EXT4-fs (loop2): Ignoring removed nobh option [ 61.422706][ T729] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.441279][ T729] 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 [ 61.483789][ T729] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.55: Allocating blocks 497-513 which overlap fs metadata [ 61.498062][ T729] EXT4-fs (loop2): pa ffff888126597348: logic 128, phys. 385, len 8 [ 61.506171][ T729] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 61.533873][ T729] 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) [ 61.552386][ T729] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 102 with max blocks 2 with error 117 [ 61.565223][ T729] EXT4-fs (loop2): This should not happen!! Data will be lost [ 61.565223][ T729] [ 61.575607][ T729] 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) [ 61.594006][ T729] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 100: len 2: ext4_ext_map_blocks returned -117 [ 61.811467][ T735] EXT4-fs (loop2): Ignoring removed bh option [ 61.817694][ T735] EXT4-fs (loop2): Ignoring removed oldalloc option [ 61.824356][ T735] EXT4-fs (loop2): Ignoring removed nobh option [ 61.830799][ T735] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.851233][ T735] 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 [ 61.892008][ T735] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.56: Allocating blocks 497-513 which overlap fs metadata [ 61.906028][ T735] EXT4-fs (loop2): pa ffff8881264fbd20: logic 128, phys. 385, len 8 [ 61.914083][ T735] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 61.946440][ 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) [ 61.965460][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 61.965490][ T735] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.56: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 61.979422][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 61.998268][ T735] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 117 with max blocks 3 with error 117 [ 62.023023][ T735] EXT4-fs (loop2): This should not happen!! Data will be lost [ 62.023023][ T735] [ 62.033467][ T735] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.56: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 62.051936][ T735] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 1: ext4_ext_map_blocks returned -117 [ 62.253989][ T741] EXT4-fs (loop2): Ignoring removed bh option [ 62.260198][ T741] EXT4-fs (loop2): Ignoring removed oldalloc option [ 62.267015][ T741] EXT4-fs (loop2): Ignoring removed nobh option [ 62.273632][ T741] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 62.291337][ T741] 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 [ 62.333456][ T741] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.57: Allocating blocks 497-513 which overlap fs metadata [ 62.347349][ T741] EXT4-fs (loop2): pa ffff8881265d2930: logic 128, phys. 385, len 8 [ 62.355457][ T741] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 62.382521][ T741] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.57: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 62.401633][ 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) [ 62.416870][ T741] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 97 with max blocks 3 with error 117 [ 62.420886][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 92: len 4: ext4_ext_map_blocks returned -117 [ 62.433666][ T741] EXT4-fs (loop2): This should not happen!! Data will be lost [ 62.433666][ T741] [ 62.447136][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 62.457697][ T741] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.57: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 62.488131][ T741] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 96: len 1: ext4_ext_map_blocks returned -117 [ 62.650793][ T747] EXT4-fs (loop2): Ignoring removed bh option [ 62.656966][ T747] EXT4-fs (loop2): Ignoring removed oldalloc option [ 62.663771][ T747] EXT4-fs (loop2): Ignoring removed nobh option [ 62.670182][ T747] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 62.691183][ T747] 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 [ 62.736183][ T747] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.58: Allocating blocks 497-513 which overlap fs metadata [ 62.750264][ T747] EXT4-fs (loop2): pa ffff8881265d2498: logic 128, phys. 385, len 8 [ 62.758238][ T747] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 62.788280][ T49] 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) [ 62.807392][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 106: len 2: ext4_ext_map_blocks returned -117 [ 62.807425][ T747] 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) [ 62.821299][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 62.840214][ T747] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 110 with max blocks 2 with error 117 [ 62.865363][ T747] EXT4-fs (loop2): This should not happen!! Data will be lost [ 62.865363][ T747] [ 62.876078][ T747] 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) [ 62.894657][ T747] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 108: len 2: ext4_ext_map_blocks returned -117 [ 63.018051][ T753] EXT4-fs (loop2): Ignoring removed bh option [ 63.024290][ T753] EXT4-fs (loop2): Ignoring removed oldalloc option [ 63.031097][ T753] EXT4-fs (loop2): Ignoring removed nobh option [ 63.037358][ T753] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.051299][ T753] 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 [ 63.108051][ T753] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.59: Allocating blocks 497-513 which overlap fs metadata [ 63.122261][ T753] EXT4-fs (loop2): pa ffff8881265f87e0: logic 128, phys. 385, len 8 [ 63.130424][ T753] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 63.162513][ 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) [ 63.181632][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 119: len 1: ext4_ext_map_blocks returned -117 [ 63.181674][ T753] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.59: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 63.195948][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 63.214296][ T753] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 122 with max blocks 2 with error 117 [ 63.239337][ T753] EXT4-fs (loop2): This should not happen!! Data will be lost [ 63.239337][ T753] [ 63.249696][ T753] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.59: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 63.267597][ T753] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.59: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 63.285577][ T753] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 120: len 2: ext4_ext_map_blocks returned -117 [ 63.484952][ T759] EXT4-fs (loop2): Ignoring removed bh option [ 63.491201][ T759] EXT4-fs (loop2): Ignoring removed oldalloc option [ 63.498592][ T759] EXT4-fs (loop2): Ignoring removed nobh option [ 63.505225][ T759] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.521238][ T759] 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 [ 63.563484][ T759] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.60: Allocating blocks 497-513 which overlap fs metadata [ 63.577574][ T759] EXT4-fs (loop2): pa ffff88812665f1f8: logic 128, phys. 385, len 8 [ 63.585724][ T759] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 63.625949][ T759] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.60: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 63.644380][ T759] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 163 with max blocks 1 with error 117 [ 63.644398][ T49] 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) [ 63.644507][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 148: len 4: ext4_ext_map_blocks returned -117 [ 63.657070][ T759] EXT4-fs (loop2): This should not happen!! Data will be lost [ 63.657070][ T759] [ 63.676091][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 63.690680][ T759] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.60: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 63.731351][ T759] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 160: len 3: ext4_ext_map_blocks returned -117 [ 63.731369][ T49] 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) [ 63.731485][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 152: len 4: ext4_ext_map_blocks returned -117 [ 63.777678][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 63.790416][ T49] 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) [ 63.809268][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 156: len 4: ext4_ext_map_blocks returned -117 [ 63.823125][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 64.140585][ T765] EXT4-fs (loop2): Ignoring removed bh option [ 64.146765][ T765] EXT4-fs (loop2): Ignoring removed oldalloc option [ 64.153692][ T765] EXT4-fs (loop2): Ignoring removed nobh option [ 64.159985][ T765] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 64.181213][ T765] 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 [ 64.221215][ T765] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.61: Allocating blocks 497-513 which overlap fs metadata [ 64.235202][ T765] EXT4-fs (loop2): pa ffff88812667d738: logic 128, phys. 385, len 8 [ 64.243326][ T765] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 64.273490][ T49] 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) [ 64.293255][ T765] 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) [ 64.304412][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 110: len 2: ext4_ext_map_blocks returned -117 [ 64.312217][ T765] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 115 with max blocks 1 with error 117 [ 64.325264][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 64.337940][ T765] EXT4-fs (loop2): This should not happen!! Data will be lost [ 64.337940][ T765] [ 64.360945][ T765] 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) [ 64.379720][ T765] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 112: len 3: ext4_ext_map_blocks returned -117 [ 64.531413][ T771] EXT4-fs (loop2): Ignoring removed bh option [ 64.537630][ T771] EXT4-fs (loop2): Ignoring removed oldalloc option [ 64.544362][ T771] EXT4-fs (loop2): Ignoring removed nobh option [ 64.550807][ T771] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 64.571557][ T771] 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 [ 64.611734][ T771] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.62: Allocating blocks 497-513 which overlap fs metadata [ 64.625667][ T771] EXT4-fs (loop2): pa ffff888126609540: logic 128, phys. 385, len 8 [ 64.633672][ T771] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 64.664432][ T771] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.62: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 64.682614][ T771] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 64.695365][ T771] EXT4-fs (loop2): This should not happen!! Data will be lost [ 64.695365][ T771] [ 64.705491][ T771] 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) [ 64.724121][ T771] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 64.933337][ T777] EXT4-fs (loop2): Ignoring removed bh option [ 64.939537][ T777] EXT4-fs (loop2): Ignoring removed oldalloc option [ 64.946399][ T777] EXT4-fs (loop2): Ignoring removed nobh option [ 64.952850][ T777] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 64.971263][ T777] 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 [ 65.017226][ T777] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.63: Allocating blocks 497-513 which overlap fs metadata [ 65.031186][ T777] EXT4-fs (loop2): pa ffff8881266461f8: logic 128, phys. 385, len 8 [ 65.039245][ T777] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 65.068059][ 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) [ 65.087186][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 106: len 2: ext4_ext_map_blocks returned -117 [ 65.087219][ T777] 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) [ 65.101608][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 65.119985][ T777] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 109 with max blocks 3 with error 117 [ 65.145049][ T777] EXT4-fs (loop2): This should not happen!! Data will be lost [ 65.145049][ T777] [ 65.155613][ T777] 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) [ 65.174088][ T777] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 108: len 1: ext4_ext_map_blocks returned -117 [ 65.338526][ T783] EXT4-fs (loop2): Ignoring removed bh option [ 65.344877][ T783] EXT4-fs (loop2): Ignoring removed oldalloc option [ 65.351649][ T783] EXT4-fs (loop2): Ignoring removed nobh option [ 65.357907][ T783] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 65.381553][ T783] 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 [ 65.422684][ T783] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.64: Allocating blocks 497-513 which overlap fs metadata [ 65.436876][ T783] EXT4-fs (loop2): pa ffff8881266460a8: logic 128, phys. 385, len 8 [ 65.445346][ T783] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 65.473819][ T49] 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) [ 65.492782][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 106: len 2: ext4_ext_map_blocks returned -117 [ 65.492815][ T783] 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) [ 65.506876][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 65.525211][ T783] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 109 with max blocks 3 with error 117 [ 65.550414][ T783] EXT4-fs (loop2): This should not happen!! Data will be lost [ 65.550414][ T783] [ 65.562036][ T783] 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) [ 65.580697][ T783] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 108: len 1: ext4_ext_map_blocks returned -117 [ 65.777657][ T789] EXT4-fs (loop2): Ignoring removed bh option [ 65.783881][ T789] EXT4-fs (loop2): Ignoring removed oldalloc option [ 65.790582][ T789] EXT4-fs (loop2): Ignoring removed nobh option [ 65.796925][ T789] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 65.811107][ T789] 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 [ 65.855478][ T789] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.65: Allocating blocks 497-513 which overlap fs metadata [ 65.870020][ T789] EXT4-fs (loop2): pa ffff888126646bd0: logic 128, phys. 385, len 8 [ 65.878022][ T789] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 65.906807][ T49] 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) [ 65.926451][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 98: len 2: ext4_ext_map_blocks returned -117 [ 65.926483][ T789] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.65: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 65.940852][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 65.958946][ T789] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 101 with max blocks 3 with error 117 [ 65.984034][ T789] EXT4-fs (loop2): This should not happen!! Data will be lost [ 65.984034][ T789] [ 65.994805][ T789] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.65: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 66.013583][ T789] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 100: len 1: ext4_ext_map_blocks returned -117 [ 66.130884][ T795] EXT4-fs (loop2): Ignoring removed bh option [ 66.137048][ T795] EXT4-fs (loop2): Ignoring removed oldalloc option [ 66.143740][ T795] EXT4-fs (loop2): Ignoring removed nobh option [ 66.150126][ T795] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 66.171154][ T795] 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 [ 66.217650][ T795] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.66: Allocating blocks 497-513 which overlap fs metadata [ 66.231708][ T795] EXT4-fs (loop2): pa ffff88810d396000: logic 128, phys. 385, len 8 [ 66.239684][ T795] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 2026/03/18 06:10:19 executed programs: 52 [ 66.457621][ T801] EXT4-fs (loop2): Ignoring removed bh option [ 66.463893][ T801] EXT4-fs (loop2): Ignoring removed oldalloc option [ 66.470834][ T801] EXT4-fs (loop2): Ignoring removed nobh option [ 66.477097][ T801] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 66.491111][ T801] 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 [ 66.534440][ T801] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.67: Allocating blocks 497-513 which overlap fs metadata [ 66.548370][ T801] EXT4-fs (loop2): pa ffff888126614b28: logic 128, phys. 385, len 8 [ 66.556914][ T801] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 66.585447][ T801] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.67: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 66.603472][ T801] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 66.616895][ T801] EXT4-fs (loop2): This should not happen!! Data will be lost [ 66.616895][ T801] [ 66.627453][ T801] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.67: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 66.645919][ T801] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 66.807291][ T807] EXT4-fs (loop2): Ignoring removed bh option [ 66.813507][ T807] EXT4-fs (loop2): Ignoring removed oldalloc option [ 66.820277][ T807] EXT4-fs (loop2): Ignoring removed nobh option [ 66.826531][ T807] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 66.841222][ T807] 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 [ 66.884612][ T807] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.68: Allocating blocks 497-513 which overlap fs metadata [ 66.899066][ T807] EXT4-fs (loop2): pa ffff88810d396150: logic 128, phys. 385, len 8 [ 66.907742][ T807] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 66.937203][ T807] 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) [ 66.956170][ T807] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 117 with max blocks 3 with error 117 [ 66.956188][ T49] 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) [ 66.956305][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 66.968757][ T807] EXT4-fs (loop2): This should not happen!! Data will be lost [ 66.968757][ T807] [ 66.987617][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 67.001789][ T807] 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) [ 67.041810][ T807] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 1: ext4_ext_map_blocks returned -117 [ 67.218409][ T813] EXT4-fs (loop2): Ignoring removed bh option [ 67.224664][ T813] EXT4-fs (loop2): Ignoring removed oldalloc option [ 67.231565][ T813] EXT4-fs (loop2): Ignoring removed nobh option [ 67.237829][ T813] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 67.261199][ T813] 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 [ 67.302917][ T813] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.69: Allocating blocks 497-513 which overlap fs metadata [ 67.317000][ T813] EXT4-fs (loop2): pa ffff888126728bd0: logic 128, phys. 385, len 8 [ 67.325007][ T813] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 67.356277][ T813] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.69: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 67.374659][ T813] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 67.387412][ T813] EXT4-fs (loop2): This should not happen!! Data will be lost [ 67.387412][ T813] [ 67.398045][ T813] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.69: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 67.417116][ T813] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 67.537757][ T819] EXT4-fs (loop2): Ignoring removed bh option [ 67.544036][ T819] EXT4-fs (loop2): Ignoring removed oldalloc option [ 67.550767][ T819] EXT4-fs (loop2): Ignoring removed nobh option [ 67.557044][ T819] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 67.571188][ T819] 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 [ 67.612221][ T819] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.70: Allocating blocks 497-513 which overlap fs metadata [ 67.626113][ T819] EXT4-fs (loop2): pa ffff888126728b28: logic 128, phys. 385, len 8 [ 67.634306][ T819] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 67.664260][ T819] 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) [ 67.682940][ T819] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 67.683000][ T49] 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) [ 67.695796][ T819] EXT4-fs (loop2): This should not happen!! Data will be lost [ 67.695796][ T819] [ 67.720470][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 67.725632][ T819] 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) [ 67.739159][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 67.764430][ T819] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 67.937313][ T825] EXT4-fs (loop2): Ignoring removed bh option [ 67.943536][ T825] EXT4-fs (loop2): Ignoring removed oldalloc option [ 67.950257][ T825] EXT4-fs (loop2): Ignoring removed nobh option [ 67.956814][ T825] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 67.971225][ T825] 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 [ 68.013983][ T825] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.71: Allocating blocks 497-513 which overlap fs metadata [ 68.028210][ T825] EXT4-fs (loop2): pa ffff888127b00bd0: logic 128, phys. 385, len 8 [ 68.036254][ T825] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 68.066578][ T49] 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) [ 68.085725][ T825] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.71: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 68.100121][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 127: len 1: ext4_ext_map_blocks returned -117 [ 68.105311][ T825] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 129 with max blocks 3 with error 117 [ 68.118727][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 68.131448][ T825] EXT4-fs (loop2): This should not happen!! Data will be lost [ 68.131448][ T825] [ 68.154423][ T825] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.71: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 68.172333][ T825] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.71: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 68.190388][ T825] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 128: len 1: ext4_ext_map_blocks returned -117 [ 68.333438][ T831] EXT4-fs (loop2): Ignoring removed bh option [ 68.339786][ T831] EXT4-fs (loop2): Ignoring removed oldalloc option [ 68.346542][ T831] EXT4-fs (loop2): Ignoring removed nobh option [ 68.352966][ T831] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 68.371117][ T831] 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 [ 68.413128][ T831] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.72: Allocating blocks 497-513 which overlap fs metadata [ 68.427172][ T831] EXT4-fs (loop2): pa ffff888127b242a0: logic 128, phys. 385, len 8 [ 68.435367][ T831] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 68.466861][ T831] 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) [ 68.485544][ T831] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 109 with max blocks 3 with error 117 [ 68.498268][ T831] EXT4-fs (loop2): This should not happen!! Data will be lost [ 68.498268][ T831] [ 68.508663][ T831] 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) [ 68.527417][ T831] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 108: len 1: ext4_ext_map_blocks returned -117 [ 68.688621][ T837] EXT4-fs (loop2): Ignoring removed bh option [ 68.694981][ T837] EXT4-fs (loop2): Ignoring removed oldalloc option [ 68.702185][ T837] EXT4-fs (loop2): Ignoring removed nobh option [ 68.708934][ T837] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 68.731356][ T837] 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 [ 68.772680][ T837] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.73: Allocating blocks 497-513 which overlap fs metadata [ 68.786858][ T837] EXT4-fs (loop2): pa ffff888126769f18: logic 128, phys. 385, len 8 [ 68.794961][ T837] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 68.826198][ T837] 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) [ 68.845229][ T837] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 68.857985][ T837] EXT4-fs (loop2): This should not happen!! Data will be lost [ 68.857985][ T837] [ 68.868468][ T837] 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) [ 68.886980][ T837] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 69.054257][ T843] EXT4-fs (loop2): Ignoring removed bh option [ 69.060742][ T843] EXT4-fs (loop2): Ignoring removed oldalloc option [ 69.067460][ T843] EXT4-fs (loop2): Ignoring removed nobh option [ 69.073960][ T843] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 69.091199][ T843] 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 [ 69.134903][ T843] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.74: Allocating blocks 497-513 which overlap fs metadata [ 69.148963][ T843] EXT4-fs (loop2): pa ffff888126712348: logic 128, phys. 385, len 8 [ 69.156982][ T843] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 69.187805][ T843] 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) [ 69.205688][ T843] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 69.218192][ T843] EXT4-fs (loop2): This should not happen!! Data will be lost [ 69.218192][ T843] [ 69.228704][ T843] 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) [ 69.247188][ T843] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 69.413084][ T849] EXT4-fs (loop2): Ignoring removed bh option [ 69.419238][ T849] EXT4-fs (loop2): Ignoring removed oldalloc option [ 69.426237][ T849] EXT4-fs (loop2): Ignoring removed nobh option [ 69.432653][ T849] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 69.451146][ T849] 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 [ 69.490383][ T849] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.75: Allocating blocks 497-513 which overlap fs metadata [ 69.504278][ T849] EXT4-fs (loop2): pa ffff888126769c78: logic 128, phys. 385, len 8 [ 69.512285][ T849] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 69.547881][ T849] 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 5, max 84(84), depth 0(0) [ 69.566261][ T849] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 150 with max blocks 2 with error 117 [ 69.566295][ T49] 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) [ 69.578764][ T849] EXT4-fs (loop2): This should not happen!! Data will be lost [ 69.578764][ T849] [ 69.597628][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 143: len 1: ext4_ext_map_blocks returned -117 [ 69.607424][ T849] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.75: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 69.621243][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 69.644810][ T849] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 148: len 2: ext4_ext_map_blocks returned -117 [ 69.651679][ T49] 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) [ 69.684240][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 144: len 4: ext4_ext_map_blocks returned -117 [ 69.698013][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 69.893078][ T855] EXT4-fs (loop2): Ignoring removed bh option [ 69.899664][ T855] EXT4-fs (loop2): Ignoring removed oldalloc option [ 69.906420][ T855] EXT4-fs (loop2): Ignoring removed nobh option [ 69.912724][ T855] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 69.931532][ T855] 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 [ 69.972943][ T855] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.76: Allocating blocks 497-513 which overlap fs metadata [ 69.987414][ T855] EXT4-fs (loop2): pa ffff888126712bd0: logic 128, phys. 385, len 8 [ 69.995537][ T855] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 70.021668][ T855] 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) [ 70.040233][ T855] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 92 with max blocks 4 with error 117 [ 70.052890][ T855] EXT4-fs (loop2): This should not happen!! Data will be lost [ 70.052890][ T855] [ 70.063889][ T49] 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) [ 70.082840][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 88: len 4: ext4_ext_map_blocks returned -117 [ 70.096628][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 70.248406][ T861] EXT4-fs (loop2): Ignoring removed bh option [ 70.254707][ T861] EXT4-fs (loop2): Ignoring removed oldalloc option [ 70.261355][ T861] EXT4-fs (loop2): Ignoring removed nobh option [ 70.267611][ T861] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 70.281097][ T861] 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 [ 70.325833][ T861] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.77: Allocating blocks 497-513 which overlap fs metadata [ 70.339802][ T861] EXT4-fs (loop2): pa ffff888127ba19d8: logic 128, phys. 385, len 8 [ 70.347969][ T861] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 70.375400][ T49] 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) [ 70.394378][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 103: len 1: ext4_ext_map_blocks returned -117 [ 70.394409][ T861] 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) [ 70.408353][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 70.426871][ T861] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 105 with max blocks 3 with error 117 [ 70.451967][ T861] EXT4-fs (loop2): This should not happen!! Data will be lost [ 70.451967][ T861] [ 70.462398][ T861] 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) [ 70.480736][ T861] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 104: len 1: ext4_ext_map_blocks returned -117 [ 70.615842][ T867] EXT4-fs (loop2): Ignoring removed bh option [ 70.622092][ T867] EXT4-fs (loop2): Ignoring removed oldalloc option [ 70.628882][ T867] EXT4-fs (loop2): Ignoring removed nobh option [ 70.635188][ T867] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 70.651031][ T867] 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 [ 70.692731][ T867] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.78: Allocating blocks 497-513 which overlap fs metadata [ 70.706915][ T867] EXT4-fs (loop2): pa ffff888127b72348: logic 128, phys. 385, len 8 [ 70.715145][ T867] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 70.744691][ T49] 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) [ 70.763646][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 104: len 4: ext4_ext_map_blocks returned -117 [ 70.763663][ T867] 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) [ 70.763776][ T867] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 109 with max blocks 3 with error 117 [ 70.777427][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 70.796109][ T867] EXT4-fs (loop2): This should not happen!! Data will be lost [ 70.796109][ T867] [ 70.831787][ T867] 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) [ 70.850297][ T867] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 108: len 1: ext4_ext_map_blocks returned -117 [ 70.956568][ T873] EXT4-fs (loop2): Ignoring removed bh option [ 70.962840][ T873] EXT4-fs (loop2): Ignoring removed oldalloc option [ 70.969581][ T873] EXT4-fs (loop2): Ignoring removed nobh option [ 70.976020][ T873] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 70.991107][ T873] 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 [ 71.033046][ T873] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.79: Allocating blocks 497-513 which overlap fs metadata [ 71.047257][ T873] EXT4-fs (loop2): pa ffff8881267f9690: logic 128, phys. 385, len 8 [ 71.055369][ T873] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 71.085020][ T873] 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) [ 71.103460][ T873] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 108 with max blocks 4 with error 117 [ 71.103604][ T49] 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) [ 71.116324][ T873] EXT4-fs (loop2): This should not happen!! Data will be lost [ 71.116324][ T873] [ 71.135108][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 104: len 4: ext4_ext_map_blocks returned -117 [ 71.158314][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 71.328151][ T879] EXT4-fs (loop2): Ignoring removed bh option [ 71.334393][ T879] EXT4-fs (loop2): Ignoring removed oldalloc option [ 71.341275][ T879] EXT4-fs (loop2): Ignoring removed nobh option [ 71.347637][ T879] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 71.361064][ T879] 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 [ 71.403058][ T879] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.80: Allocating blocks 497-513 which overlap fs metadata [ 71.417071][ T879] EXT4-fs (loop2): pa ffff8881266d8d20: logic 128, phys. 385, len 8 [ 71.425241][ T879] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 71.456132][ T879] 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) [ 71.474369][ T879] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 71.486963][ T879] EXT4-fs (loop2): This should not happen!! Data will be lost [ 71.486963][ T879] [ 71.497390][ T879] 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) [ 71.516037][ T879] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 2026/03/18 06:10:24 executed programs: 66 [ 71.657996][ T885] EXT4-fs (loop2): Ignoring removed bh option [ 71.664173][ T885] EXT4-fs (loop2): Ignoring removed oldalloc option [ 71.670849][ T885] EXT4-fs (loop2): Ignoring removed nobh option [ 71.677103][ T885] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 71.711157][ T885] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.81: Allocating blocks 497-513 which overlap fs metadata [ 71.725252][ T885] EXT4-fs (loop2): pa ffff888126731b28: logic 128, phys. 385, len 8 [ 71.733288][ T885] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 72.002735][ T891] EXT4-fs (loop2): Ignoring removed bh option [ 72.009240][ T891] EXT4-fs (loop2): Ignoring removed oldalloc option [ 72.016042][ T891] EXT4-fs (loop2): Ignoring removed nobh option [ 72.022384][ T891] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 72.061335][ T891] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.82: Allocating blocks 497-513 which overlap fs metadata [ 72.075337][ T891] EXT4-fs (loop2): pa ffff88810d396930: logic 128, phys. 385, len 8 [ 72.083416][ T891] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 72.113956][ T49] 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) [ 72.132707][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 108: len 4: ext4_ext_map_blocks returned -117 [ 72.132755][ T891] 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) [ 72.146622][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 72.164937][ T891] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 116 with max blocks 12 with error 117 [ 72.190012][ T891] EXT4-fs (loop2): This should not happen!! Data will be lost [ 72.190012][ T891] [ 72.190356][ T49] 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) [ 72.218578][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 72.232655][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 72.380430][ T897] EXT4-fs (loop2): Ignoring removed bh option [ 72.387069][ T897] EXT4-fs (loop2): Ignoring removed oldalloc option [ 72.393807][ T897] EXT4-fs (loop2): Ignoring removed nobh option [ 72.400430][ T897] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 72.442203][ T897] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.83: Allocating blocks 497-513 which overlap fs metadata [ 72.456601][ T897] EXT4-fs (loop2): pa ffff8881278d9888: logic 128, phys. 385, len 8 [ 72.464671][ T897] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 72.495086][ T49] 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) [ 72.514172][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 72.514239][ T897] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.83: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 72.528432][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 72.559456][ T897] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 118 with max blocks 2 with error 117 [ 72.572068][ T897] EXT4-fs (loop2): This should not happen!! Data will be lost [ 72.572068][ T897] [ 72.583922][ T897] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.83: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 72.602706][ T897] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 2: ext4_ext_map_blocks returned -117 [ 72.773557][ T903] EXT4-fs (loop2): Ignoring removed bh option [ 72.779699][ T903] EXT4-fs (loop2): Ignoring removed oldalloc option [ 72.786587][ T903] EXT4-fs (loop2): Ignoring removed nobh option [ 72.793177][ T903] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 72.832072][ T903] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.84: Allocating blocks 497-513 which overlap fs metadata [ 72.846922][ T903] EXT4-fs (loop2): pa ffff8881278d9540: logic 128, phys. 385, len 8 [ 72.855358][ T903] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 72.884450][ 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) [ 72.903255][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 106: len 2: ext4_ext_map_blocks returned -117 [ 72.903289][ T903] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.84: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 72.917442][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 72.935718][ T903] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 111 with max blocks 1 with error 117 [ 72.961007][ T903] EXT4-fs (loop2): This should not happen!! Data will be lost [ 72.961007][ T903] [ 72.971644][ T903] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.84: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 72.990255][ T903] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 108: len 3: ext4_ext_map_blocks returned -117 [ 73.133139][ T909] EXT4-fs (loop2): Ignoring removed bh option [ 73.139379][ T909] EXT4-fs (loop2): Ignoring removed oldalloc option [ 73.146068][ T909] EXT4-fs (loop2): Ignoring removed nobh option [ 73.152345][ T909] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 73.194359][ T909] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.85: Allocating blocks 497-513 which overlap fs metadata [ 73.208569][ T909] EXT4-fs (loop2): pa ffff888127b87bd0: logic 128, phys. 385, len 8 [ 73.216903][ T909] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 73.246780][ T909] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.85: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 5, max 84(84), depth 0(0) [ 73.264791][ T909] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 73.277643][ T909] EXT4-fs (loop2): This should not happen!! Data will be lost [ 73.277643][ T909] [ 73.288246][ T909] 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) [ 73.307013][ T909] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 73.417891][ T915] EXT4-fs (loop2): Ignoring removed bh option [ 73.424396][ T915] EXT4-fs (loop2): Ignoring removed oldalloc option [ 73.431117][ T915] EXT4-fs (loop2): Ignoring removed nobh option [ 73.437749][ T915] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 73.486882][ T915] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.86: Allocating blocks 497-513 which overlap fs metadata [ 73.501499][ T915] EXT4-fs (loop2): pa ffff888127925bd0: logic 128, phys. 385, len 8 [ 73.509481][ T915] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 73.548724][ T915] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.86: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 73.567915][ T915] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 161 with max blocks 3 with error 117 [ 73.580590][ T49] 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) [ 73.580936][ T915] EXT4-fs (loop2): This should not happen!! Data will be lost [ 73.580936][ T915] [ 73.609772][ T915] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.86: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 73.610155][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 148: len 4: ext4_ext_map_blocks returned -117 [ 73.628597][ T915] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 160: len 1: ext4_ext_map_blocks returned -117 [ 73.641955][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 73.669061][ T49] 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) [ 73.688395][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 152: len 4: ext4_ext_map_blocks returned -117 [ 73.702302][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 73.715125][ T49] 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) [ 73.734065][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 156: len 4: ext4_ext_map_blocks returned -117 [ 73.748103][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 73.927578][ T921] EXT4-fs (loop2): Ignoring removed bh option [ 73.934204][ T921] EXT4-fs (loop2): Ignoring removed oldalloc option [ 73.941075][ T921] EXT4-fs (loop2): Ignoring removed nobh option [ 73.947384][ T921] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 73.984962][ T921] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.87: Allocating blocks 497-513 which overlap fs metadata [ 73.999332][ T921] EXT4-fs (loop2): pa ffff8881279622a0: logic 128, phys. 385, len 8 [ 74.007792][ T921] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 74.039646][ T921] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.87: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 74.058453][ T49] 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) [ 74.069211][ T921] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 131 with max blocks 1 with error 117 [ 74.077387][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 124: len 4: ext4_ext_map_blocks returned -117 [ 74.089504][ T921] EXT4-fs (loop2): This should not happen!! Data will be lost [ 74.089504][ T921] [ 74.090207][ T921] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.87: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 74.104822][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 74.144460][ T921] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 128: len 3: ext4_ext_map_blocks returned -117 [ 74.370391][ T927] EXT4-fs (loop2): Ignoring removed bh option [ 74.376504][ T927] EXT4-fs (loop2): Ignoring removed oldalloc option [ 74.383160][ T927] EXT4-fs (loop2): Ignoring removed nobh option [ 74.389549][ T927] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 74.431730][ T927] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.88: Allocating blocks 497-513 which overlap fs metadata [ 74.446382][ T927] EXT4-fs (loop2): pa ffff8881267b19d8: logic 128, phys. 385, len 8 [ 74.454506][ T927] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 74.484436][ T49] 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) [ 74.503622][ T927] 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) [ 74.515356][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 114: len 2: ext4_ext_map_blocks returned -117 [ 74.522674][ T927] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 117 with max blocks 3 with error 117 [ 74.535968][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 74.548531][ T927] EXT4-fs (loop2): This should not happen!! Data will be lost [ 74.548531][ T927] [ 74.571569][ T927] 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) [ 74.590030][ T927] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 1: ext4_ext_map_blocks returned -117 [ 74.812492][ T933] EXT4-fs (loop2): Ignoring removed bh option [ 74.818752][ T933] EXT4-fs (loop2): Ignoring removed oldalloc option [ 74.825441][ T933] EXT4-fs (loop2): Ignoring removed nobh option [ 74.831745][ T933] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 74.870800][ T933] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.89: Allocating blocks 497-513 which overlap fs metadata [ 74.884933][ T933] EXT4-fs (loop2): pa ffff888127962690: logic 128, phys. 385, len 8 [ 74.893102][ T933] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 74.921460][ T933] 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) [ 74.940269][ T933] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 74.952922][ T933] EXT4-fs (loop2): This should not happen!! Data will be lost [ 74.952922][ T933] [ 74.963691][ T933] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.89: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 74.982293][ T933] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 75.133395][ T939] EXT4-fs (loop2): Ignoring removed bh option [ 75.139705][ T939] EXT4-fs (loop2): Ignoring removed oldalloc option [ 75.146418][ T939] EXT4-fs (loop2): Ignoring removed nobh option [ 75.152741][ T939] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 75.193033][ T939] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.90: Allocating blocks 497-513 which overlap fs metadata [ 75.207172][ T939] EXT4-fs (loop2): pa ffff888127942c78: logic 128, phys. 385, len 8 [ 75.215415][ T939] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 75.453229][ T945] EXT4-fs (loop2): Ignoring removed bh option [ 75.459446][ T945] EXT4-fs (loop2): Ignoring removed oldalloc option [ 75.466213][ T945] EXT4-fs (loop2): Ignoring removed nobh option [ 75.472559][ T945] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 75.513126][ T945] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.91: Allocating blocks 497-513 which overlap fs metadata [ 75.527404][ T945] EXT4-fs (loop2): pa ffff88812786bdc8: logic 128, phys. 385, len 8 [ 75.535714][ T945] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 75.565942][ 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) [ 75.584877][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 102: len 2: ext4_ext_map_blocks returned -117 [ 75.584907][ T945] 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) [ 75.599050][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 75.617106][ T945] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 105 with max blocks 3 with error 117 [ 75.642411][ T945] EXT4-fs (loop2): This should not happen!! Data will be lost [ 75.642411][ T945] [ 75.653059][ T945] 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) [ 75.671874][ T945] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 104: len 1: ext4_ext_map_blocks returned -117 [ 75.779905][ T951] EXT4-fs (loop2): Ignoring removed bh option [ 75.786194][ T951] EXT4-fs (loop2): Ignoring removed oldalloc option [ 75.792925][ T951] EXT4-fs (loop2): Ignoring removed nobh option [ 75.799271][ T951] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 75.843933][ T951] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.92: Allocating blocks 497-513 which overlap fs metadata [ 75.858347][ T951] EXT4-fs (loop2): pa ffff88811ad7e5e8: logic 128, phys. 385, len 8 [ 75.866540][ T951] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 75.896793][ T951] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.92: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 75.915009][ T951] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 75.927777][ T951] EXT4-fs (loop2): This should not happen!! Data will be lost [ 75.927777][ T951] [ 75.938429][ T951] 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) [ 75.956881][ T951] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 76.092928][ T957] EXT4-fs (loop2): Ignoring removed bh option [ 76.099153][ T957] EXT4-fs (loop2): Ignoring removed oldalloc option [ 76.105903][ T957] EXT4-fs (loop2): Ignoring removed nobh option [ 76.112274][ T957] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 76.155344][ T957] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.93: Allocating blocks 497-513 which overlap fs metadata [ 76.169569][ T957] EXT4-fs (loop2): pa ffff8881278f2a80: logic 128, phys. 385, len 8 [ 76.177716][ T957] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 76.211212][ T957] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.93: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 76.229737][ T957] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 76.242489][ T957] EXT4-fs (loop2): This should not happen!! Data will be lost [ 76.242489][ T957] [ 76.253327][ T957] 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) [ 76.272077][ T957] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 76.388591][ T963] EXT4-fs (loop2): Ignoring removed bh option [ 76.394868][ T963] EXT4-fs (loop2): Ignoring removed oldalloc option [ 76.401577][ T963] EXT4-fs (loop2): Ignoring removed nobh option [ 76.407850][ T963] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 76.431097][ T963] EXT4-fs mount: 13 callbacks suppressed [ 76.431108][ T963] 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 [ 76.477902][ T963] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.94: Allocating blocks 497-513 which overlap fs metadata [ 76.492177][ T963] EXT4-fs (loop2): pa ffff8881267dd540: logic 128, phys. 385, len 8 [ 76.500561][ T963] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 76.531917][ T963] 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) [ 76.549891][ T963] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 76.562492][ T963] EXT4-fs (loop2): This should not happen!! Data will be lost [ 76.562492][ T963] [ 76.573054][ T963] 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) [ 76.591914][ T963] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 2026/03/18 06:10:30 executed programs: 80 [ 76.702280][ T969] EXT4-fs (loop2): Ignoring removed bh option [ 76.708500][ T969] EXT4-fs (loop2): Ignoring removed oldalloc option [ 76.715247][ T969] EXT4-fs (loop2): Ignoring removed nobh option [ 76.721824][ T969] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 76.741181][ T969] 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 [ 76.784733][ T969] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.95: Allocating blocks 497-513 which overlap fs metadata [ 76.799296][ T969] EXT4-fs (loop2): pa ffff8881267dddc8: logic 128, phys. 385, len 8 [ 76.807574][ T969] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 76.839806][ T969] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.95: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 76.857997][ T969] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 76.870815][ T969] EXT4-fs (loop2): This should not happen!! Data will be lost [ 76.870815][ T969] [ 76.881571][ T969] 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) [ 76.900315][ T969] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 77.051462][ T975] EXT4-fs (loop2): Ignoring removed bh option [ 77.057687][ T975] EXT4-fs (loop2): Ignoring removed oldalloc option [ 77.064675][ T975] EXT4-fs (loop2): Ignoring removed nobh option [ 77.071423][ T975] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 77.091318][ T975] 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 [ 77.132478][ T975] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.96: Allocating blocks 497-513 which overlap fs metadata [ 77.146414][ T975] EXT4-fs (loop2): pa ffff888127bf47e0: logic 128, phys. 385, len 8 [ 77.154559][ T975] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 77.183908][ T975] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.96: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 77.202779][ T975] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 77.215948][ T975] EXT4-fs (loop2): This should not happen!! Data will be lost [ 77.215948][ T975] [ 77.453188][ T981] EXT4-fs (loop2): Ignoring removed bh option [ 77.459334][ T981] EXT4-fs (loop2): Ignoring removed oldalloc option [ 77.466101][ T981] EXT4-fs (loop2): Ignoring removed nobh option [ 77.472649][ T981] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 77.491238][ T981] 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 [ 77.533796][ T981] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.97: Allocating blocks 497-513 which overlap fs metadata [ 77.547825][ T981] EXT4-fs (loop2): pa ffff888127bf4540: logic 128, phys. 385, len 8 [ 77.556344][ T981] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 77.585536][ 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) [ 77.604785][ T981] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.97: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 77.617266][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 106: len 2: ext4_ext_map_blocks returned -117 [ 77.623525][ T981] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 110 with max blocks 2 with error 117 [ 77.636887][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 77.662410][ T981] EXT4-fs (loop2): This should not happen!! Data will be lost [ 77.662410][ T981] [ 77.672792][ T981] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.97: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 77.691307][ T981] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 108: len 2: ext4_ext_map_blocks returned -117 [ 77.908319][ T987] EXT4-fs (loop2): Ignoring removed bh option [ 77.914827][ T987] EXT4-fs (loop2): Ignoring removed oldalloc option [ 77.921686][ T987] EXT4-fs (loop2): Ignoring removed nobh option [ 77.928087][ T987] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 77.951349][ T987] 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 [ 77.992893][ T987] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.98: Allocating blocks 497-513 which overlap fs metadata [ 78.007299][ T987] EXT4-fs (loop2): pa ffff88811adddc78: logic 128, phys. 385, len 8 [ 78.015431][ T987] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 78.043514][ T49] 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) [ 78.062472][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 100: len 4: ext4_ext_map_blocks returned -117 [ 78.062508][ T987] 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) [ 78.076271][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 78.094927][ T987] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 105 with max blocks 3 with error 117 [ 78.120262][ T987] EXT4-fs (loop2): This should not happen!! Data will be lost [ 78.120262][ T987] [ 78.130760][ T987] 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) [ 78.149500][ T987] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 104: len 1: ext4_ext_map_blocks returned -117 [ 78.299058][ T993] EXT4-fs (loop2): Ignoring removed bh option [ 78.305247][ T993] EXT4-fs (loop2): Ignoring removed oldalloc option [ 78.312056][ T993] EXT4-fs (loop2): Ignoring removed nobh option [ 78.318314][ T993] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 78.341560][ T993] 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 [ 78.383067][ T993] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.99: Allocating blocks 497-513 which overlap fs metadata [ 78.397545][ T993] EXT4-fs (loop2): pa ffff88811ae81e70: logic 128, phys. 385, len 8 [ 78.405919][ T993] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 78.438957][ 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) [ 78.458618][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 120: len 4: ext4_ext_map_blocks returned -117 [ 78.458650][ T993] 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) [ 78.473309][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 78.491528][ T993] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 129 with max blocks 3 with error 117 [ 78.505156][ 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) [ 78.517567][ T993] EXT4-fs (loop2): This should not happen!! Data will be lost [ 78.517567][ T993] [ 78.543812][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 124: len 4: ext4_ext_map_blocks returned -117 [ 78.547449][ T993] 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) [ 78.560918][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 78.579714][ T993] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 128: len 1: ext4_ext_map_blocks returned -117 [ 78.757427][ T999] EXT4-fs (loop2): Ignoring removed bh option [ 78.763566][ T999] EXT4-fs (loop2): Ignoring removed oldalloc option [ 78.770221][ T999] EXT4-fs (loop2): Ignoring removed nobh option [ 78.776553][ T999] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 78.791148][ T999] 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 [ 78.834608][ T999] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.100: Allocating blocks 497-513 which overlap fs metadata [ 78.849772][ T999] EXT4-fs (loop2): pa ffff8881103e35e8: logic 128, phys. 385, len 8 [ 78.857999][ T999] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 78.888579][ T999] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.100: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 78.907295][ T999] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 78.919852][ T999] EXT4-fs (loop2): This should not happen!! Data will be lost [ 78.919852][ T999] [ 78.930775][ T999] 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) [ 78.950061][ T999] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 79.092942][ T1005] EXT4-fs (loop2): Ignoring removed bh option [ 79.099358][ T1005] EXT4-fs (loop2): Ignoring removed oldalloc option [ 79.106055][ T1005] EXT4-fs (loop2): Ignoring removed nobh option [ 79.112346][ T1005] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 79.131124][ T1005] 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 [ 79.171095][ T1005] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.101: Allocating blocks 497-513 which overlap fs metadata [ 79.185569][ T1005] EXT4-fs (loop2): pa ffff88811ae811f8: logic 128, phys. 385, len 8 [ 79.193631][ T1005] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 79.222927][ T1005] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.101: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 79.241568][ T49] 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) [ 79.241861][ T1005] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 108 with max blocks 4 with error 117 [ 79.266123][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 104: len 4: ext4_ext_map_blocks returned -117 [ 79.272756][ T1005] EXT4-fs (loop2): This should not happen!! Data will be lost [ 79.272756][ T1005] [ 79.296517][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 79.570406][ T1011] EXT4-fs (loop2): Ignoring removed bh option [ 79.576582][ T1011] EXT4-fs (loop2): Ignoring removed oldalloc option [ 79.583357][ T1011] EXT4-fs (loop2): Ignoring removed nobh option [ 79.589631][ T1011] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 79.611234][ T1011] 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 [ 79.655974][ T1011] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.102: Allocating blocks 497-513 which overlap fs metadata [ 79.670286][ T1011] EXT4-fs (loop2): pa ffff8881103f9498: logic 128, phys. 385, len 8 [ 79.678290][ T1011] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 79.711001][ T1011] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.102: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 79.730709][ T1011] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 143 with max blocks 1 with error 117 [ 79.731410][ T49] 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) [ 79.743337][ T1011] EXT4-fs (loop2): This should not happen!! Data will be lost [ 79.743337][ T1011] [ 79.762250][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 119: len 1: ext4_ext_map_blocks returned -117 [ 79.772758][ T1011] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.102: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 79.785951][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 79.817330][ T1011] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 140: len 3: ext4_ext_map_blocks returned -117 [ 79.817409][ T49] 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) [ 79.850597][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 120: len 4: ext4_ext_map_blocks returned -117 [ 79.864675][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 79.877792][ T49] 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) [ 79.896816][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 124: len 4: ext4_ext_map_blocks returned -117 [ 79.910876][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 79.923677][ T49] 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) [ 79.942617][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 128: len 4: ext4_ext_map_blocks returned -117 [ 79.956538][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 79.969305][ T49] 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) [ 79.988485][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 132: len 4: ext4_ext_map_blocks returned -117 [ 80.002310][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 80.015179][ T49] 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) [ 80.034268][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 136: len 4: ext4_ext_map_blocks returned -117 [ 80.048335][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 80.253079][ T1017] EXT4-fs (loop2): Ignoring removed bh option [ 80.259239][ T1017] EXT4-fs (loop2): Ignoring removed oldalloc option [ 80.266085][ T1017] EXT4-fs (loop2): Ignoring removed nobh option [ 80.272581][ T1017] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 80.291227][ T1017] 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 [ 80.337117][ T1017] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.103: Allocating blocks 497-513 which overlap fs metadata [ 80.351213][ T1017] EXT4-fs (loop2): pa ffff88811af75498: logic 128, phys. 385, len 8 [ 80.359210][ T1017] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 80.389001][ T1017] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.103: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 80.407275][ T1017] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 80.419991][ T1017] EXT4-fs (loop2): This should not happen!! Data will be lost [ 80.419991][ T1017] [ 80.430598][ T1017] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.103: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 80.449053][ T1017] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 80.568030][ T1023] EXT4-fs (loop2): Ignoring removed bh option [ 80.574610][ T1023] EXT4-fs (loop2): Ignoring removed oldalloc option [ 80.581558][ T1023] EXT4-fs (loop2): Ignoring removed nobh option [ 80.587912][ T1023] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 80.611284][ T1023] 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 [ 80.651975][ T1023] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.104: Allocating blocks 497-513 which overlap fs metadata [ 80.665964][ T1023] EXT4-fs (loop2): pa ffff88811af75150: logic 128, phys. 385, len 8 [ 80.674082][ T1023] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 80.704254][ T49] 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) [ 80.723472][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 80.723523][ T1023] 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) [ 80.737802][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 80.756257][ T1023] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 118 with max blocks 2 with error 117 [ 80.781509][ T1023] EXT4-fs (loop2): This should not happen!! Data will be lost [ 80.781509][ T1023] [ 80.791944][ T1023] 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) [ 80.810556][ T1023] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 2: ext4_ext_map_blocks returned -117 [ 80.981441][ T1029] EXT4-fs (loop2): Ignoring removed bh option [ 80.987747][ T1029] EXT4-fs (loop2): Ignoring removed oldalloc option [ 80.994462][ T1029] EXT4-fs (loop2): Ignoring removed nobh option [ 81.001253][ T1029] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 81.021258][ T1029] 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 [ 81.063110][ T1029] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.105: Allocating blocks 497-513 which overlap fs metadata [ 81.077577][ T1029] EXT4-fs (loop2): pa ffff8881279f4f18: logic 128, phys. 385, len 8 [ 81.085608][ T1029] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 81.115554][ T49] 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) [ 81.134609][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 106: len 2: ext4_ext_map_blocks returned -117 [ 81.134640][ T1029] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.105: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 81.148436][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 81.167008][ T1029] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 110 with max blocks 2 with error 117 [ 81.191973][ T1029] EXT4-fs (loop2): This should not happen!! Data will be lost [ 81.191973][ T1029] [ 81.202688][ T1029] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.105: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 81.221239][ T1029] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 108: len 2: ext4_ext_map_blocks returned -117 [ 81.383372][ T1035] EXT4-fs (loop2): Ignoring removed bh option [ 81.389813][ T1035] EXT4-fs (loop2): Ignoring removed oldalloc option [ 81.396549][ T1035] EXT4-fs (loop2): Ignoring removed nobh option [ 81.402946][ T1035] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 81.421440][ T1035] 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 [ 81.465302][ T1035] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.106: Allocating blocks 497-513 which overlap fs metadata [ 81.479293][ T1035] EXT4-fs (loop2): pa ffff888127a0a2a0: logic 128, phys. 385, len 8 [ 81.487467][ T1035] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 81.515139][ T436] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:4: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 81.534150][ T436] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 96: len 1: ext4_ext_map_blocks returned -117 [ 81.534181][ T1035] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.106: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 81.547825][ T436] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 81.567049][ T1035] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 101 with max blocks 3 with error 117 [ 81.591738][ T1035] EXT4-fs (loop2): This should not happen!! Data will be lost [ 81.591738][ T1035] [ 81.602346][ T1035] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.106: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 81.621056][ T1035] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 100: len 1: ext4_ext_map_blocks returned -117 2026/03/18 06:10:35 executed programs: 92 [ 81.808824][ T1041] EXT4-fs (loop2): Ignoring removed bh option [ 81.815080][ T1041] EXT4-fs (loop2): Ignoring removed oldalloc option [ 81.822005][ T1041] EXT4-fs (loop2): Ignoring removed nobh option [ 81.828270][ T1041] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 81.851371][ T1041] 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 [ 81.892157][ T1041] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.107: Allocating blocks 497-513 which overlap fs metadata [ 81.906405][ T1041] EXT4-fs (loop2): pa ffff888127a0a9d8: logic 128, phys. 385, len 8 [ 81.914449][ T1041] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 81.942998][ T1041] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.107: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 5, max 84(84), depth 0(0) [ 81.961520][ T1041] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 122 with max blocks 2 with error 117 [ 81.974351][ T1041] EXT4-fs (loop2): This should not happen!! Data will be lost [ 81.974351][ T1041] [ 81.974844][ T436] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:4: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 82.003801][ T436] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 119: len 1: ext4_ext_map_blocks returned -117 [ 82.004506][ T1041] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.107: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 82.017568][ T436] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 82.036312][ T1041] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 120: len 2: ext4_ext_map_blocks returned -117 [ 82.207885][ T1047] EXT4-fs (loop2): Ignoring removed bh option [ 82.214078][ T1047] EXT4-fs (loop2): Ignoring removed oldalloc option [ 82.220721][ T1047] EXT4-fs (loop2): Ignoring removed nobh option [ 82.227059][ T1047] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 82.241108][ T1047] 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 [ 82.285982][ T1047] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.108: Allocating blocks 497-513 which overlap fs metadata [ 82.300325][ T1047] EXT4-fs (loop2): pa ffff88812675ef18: logic 128, phys. 385, len 8 [ 82.308473][ T1047] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 82.338713][ T1047] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.108: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 82.357041][ T1047] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 82.370149][ T1047] EXT4-fs (loop2): This should not happen!! Data will be lost [ 82.370149][ T1047] [ 82.380779][ T1047] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.108: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 82.399497][ T1047] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 82.571447][ T1053] EXT4-fs (loop2): Ignoring removed bh option [ 82.577700][ T1053] EXT4-fs (loop2): Ignoring removed oldalloc option [ 82.584419][ T1053] EXT4-fs (loop2): Ignoring removed nobh option [ 82.590880][ T1053] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 82.611344][ T1053] 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 [ 82.652330][ T1053] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.109: Allocating blocks 497-513 which overlap fs metadata [ 82.666607][ T1053] EXT4-fs (loop2): pa ffff8881279f43f0: logic 128, phys. 385, len 8 [ 82.674644][ T1053] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 82.703095][ T1053] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.109: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 82.721154][ T1053] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 82.733877][ T1053] EXT4-fs (loop2): This should not happen!! Data will be lost [ 82.733877][ T1053] [ 82.744632][ T1053] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.109: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 82.763674][ T1053] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 82.967965][ T1059] EXT4-fs (loop2): Ignoring removed bh option [ 82.974127][ T1059] EXT4-fs (loop2): Ignoring removed oldalloc option [ 82.981135][ T1059] EXT4-fs (loop2): Ignoring removed nobh option [ 82.987410][ T1059] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 83.001189][ T1059] 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 [ 83.046251][ T1059] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.110: Allocating blocks 497-513 which overlap fs metadata [ 83.060635][ T1059] EXT4-fs (loop2): pa ffff888127a81348: logic 128, phys. 385, len 8 [ 83.068670][ T1059] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 83.099298][ T1059] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.110: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 83.117837][ T1059] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 127 with max blocks 1 with error 117 [ 83.130797][ T1059] EXT4-fs (loop2): This should not happen!! Data will be lost [ 83.130797][ T1059] [ 83.141484][ T1059] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.110: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 83.159607][ T1059] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.110: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 83.177624][ T1059] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 124: len 3: ext4_ext_map_blocks returned -117 [ 83.337966][ T1065] EXT4-fs (loop2): Ignoring removed bh option [ 83.344121][ T1065] EXT4-fs (loop2): Ignoring removed oldalloc option [ 83.350748][ T1065] EXT4-fs (loop2): Ignoring removed nobh option [ 83.357083][ T1065] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 83.371235][ T1065] 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 [ 83.411929][ T1065] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.111: Allocating blocks 497-513 which overlap fs metadata [ 83.426130][ T1065] EXT4-fs (loop2): pa ffff888127a9f0a8: logic 128, phys. 385, len 8 [ 83.434796][ T1065] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 83.466119][ T49] 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) [ 83.485485][ T1065] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.111: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 83.504416][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 100: len 4: ext4_ext_map_blocks returned -117 [ 83.504836][ T1065] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 105 with max blocks 3 with error 117 [ 83.531009][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 83.531686][ T1065] EXT4-fs (loop2): This should not happen!! Data will be lost [ 83.531686][ T1065] [ 83.554400][ T1065] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.111: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 83.573297][ T1065] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 104: len 1: ext4_ext_map_blocks returned -117 [ 83.737143][ T1071] EXT4-fs (loop2): Ignoring removed bh option [ 83.743351][ T1071] EXT4-fs (loop2): Ignoring removed oldalloc option [ 83.750310][ T1071] EXT4-fs (loop2): Ignoring removed nobh option [ 83.756583][ T1071] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 83.771300][ T1071] 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 [ 83.812137][ T1071] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.112: Allocating blocks 497-513 which overlap fs metadata [ 83.826304][ T1071] EXT4-fs (loop2): pa ffff888127a9f000: logic 128, phys. 385, len 8 [ 83.834420][ T1071] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 83.863725][ T49] 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) [ 83.882844][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 100: len 4: ext4_ext_map_blocks returned -117 [ 83.882875][ T1071] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.112: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 83.896929][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 83.921241][ T1071] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 105 with max blocks 3 with error 117 [ 83.940998][ T1071] EXT4-fs (loop2): This should not happen!! Data will be lost [ 83.940998][ T1071] [ 83.951629][ T1071] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.112: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 83.970387][ T1071] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 104: len 1: ext4_ext_map_blocks returned -117 [ 84.117817][ T1077] EXT4-fs (loop2): Ignoring removed bh option [ 84.124030][ T1077] EXT4-fs (loop2): Ignoring removed oldalloc option [ 84.130791][ T1077] EXT4-fs (loop2): Ignoring removed nobh option [ 84.137336][ T1077] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 84.161302][ T1077] 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 [ 84.206731][ T1077] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.113: Allocating blocks 497-513 which overlap fs metadata [ 84.221039][ T1077] EXT4-fs (loop2): pa ffff888127ae19d8: logic 128, phys. 385, len 8 [ 84.229284][ T1077] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 84.258334][ T436] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:4: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 84.277803][ T1077] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.113: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 84.290074][ T436] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 102: len 2: ext4_ext_map_blocks returned -117 [ 84.296817][ T1077] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 107 with max blocks 1 with error 117 [ 84.310103][ T436] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 84.322909][ T1077] EXT4-fs (loop2): This should not happen!! Data will be lost [ 84.322909][ T1077] [ 84.346348][ T1077] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.113: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 84.364967][ T1077] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 104: len 3: ext4_ext_map_blocks returned -117 [ 84.533312][ T1083] EXT4-fs (loop2): Ignoring removed bh option [ 84.539494][ T1083] EXT4-fs (loop2): Ignoring removed oldalloc option [ 84.546551][ T1083] EXT4-fs (loop2): Ignoring removed nobh option [ 84.553079][ T1083] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 84.571227][ T1083] 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 [ 84.613121][ T1083] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.114: Allocating blocks 497-513 which overlap fs metadata [ 84.627423][ T1083] EXT4-fs (loop2): pa ffff888127acfd20: logic 128, phys. 385, len 8 [ 84.635432][ T1083] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 84.665365][ T1083] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.114: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 84.683607][ T1083] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 84.696243][ T1083] EXT4-fs (loop2): This should not happen!! Data will be lost [ 84.696243][ T1083] [ 84.706539][ T1083] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.114: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 84.725061][ T1083] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 84.932880][ T1089] EXT4-fs (loop2): Ignoring removed bh option [ 84.939026][ T1089] EXT4-fs (loop2): Ignoring removed oldalloc option [ 84.945794][ T1089] EXT4-fs (loop2): Ignoring removed nobh option [ 84.952107][ T1089] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 84.971185][ T1089] 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 [ 85.015354][ T1089] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.115: Allocating blocks 497-513 which overlap fs metadata [ 85.029796][ T1089] EXT4-fs (loop2): pa ffff888127acff18: logic 128, phys. 385, len 8 [ 85.038188][ T1089] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 85.297930][ T1095] EXT4-fs (loop2): Ignoring removed bh option [ 85.304313][ T1095] EXT4-fs (loop2): Ignoring removed oldalloc option [ 85.311022][ T1095] EXT4-fs (loop2): Ignoring removed nobh option [ 85.317536][ T1095] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 85.331171][ T1095] 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 [ 85.371812][ T1095] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.116: Allocating blocks 497-513 which overlap fs metadata [ 85.385965][ T1095] EXT4-fs (loop2): pa ffff88812641b2a0: logic 128, phys. 385, len 8 [ 85.394070][ T1095] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 85.423884][ T436] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:4: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 85.443305][ T436] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 119: len 1: ext4_ext_map_blocks returned -117 [ 85.443337][ T1095] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.116: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 85.457510][ T436] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 85.475876][ T1095] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 124 with max blocks 4 with error 117 [ 85.488637][ T436] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:4: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 85.501249][ T1095] EXT4-fs (loop2): This should not happen!! Data will be lost [ 85.501249][ T1095] [ 85.529469][ T436] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 120: len 4: ext4_ext_map_blocks returned -117 [ 85.543556][ T436] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 85.772761][ T1101] EXT4-fs (loop2): Ignoring removed bh option [ 85.778959][ T1101] EXT4-fs (loop2): Ignoring removed oldalloc option [ 85.785638][ T1101] EXT4-fs (loop2): Ignoring removed nobh option [ 85.792066][ T1101] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 85.811186][ T1101] 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 [ 85.855162][ T1101] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.117: Allocating blocks 497-513 which overlap fs metadata [ 85.869208][ T1101] EXT4-fs (loop2): pa ffff88812641b5e8: logic 128, phys. 385, len 8 [ 85.877429][ T1101] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 85.912116][ T1101] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.117: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 85.930863][ T1101] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 139 with max blocks 1 with error 117 [ 85.931081][ T49] 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) [ 85.943518][ T1101] EXT4-fs (loop2): This should not happen!! Data will be lost [ 85.943518][ T1101] [ 85.962205][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 119: len 1: ext4_ext_map_blocks returned -117 [ 85.972553][ T1101] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.117: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 85.985584][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 86.009622][ T1101] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 136: len 3: ext4_ext_map_blocks returned -117 [ 86.016625][ T49] 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) [ 86.049723][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 120: len 4: ext4_ext_map_blocks returned -117 [ 86.063601][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 86.076397][ T49] 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) [ 86.095184][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 124: len 4: ext4_ext_map_blocks returned -117 [ 86.108923][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 86.121913][ T49] 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) [ 86.140741][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 128: len 4: ext4_ext_map_blocks returned -117 [ 86.154714][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 86.167489][ T49] 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) [ 86.186228][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 132: len 4: ext4_ext_map_blocks returned -117 [ 86.200044][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 86.390790][ T1107] EXT4-fs (loop2): Ignoring removed bh option [ 86.396912][ T1107] EXT4-fs (loop2): Ignoring removed oldalloc option [ 86.403608][ T1107] EXT4-fs (loop2): Ignoring removed nobh option [ 86.409856][ T1107] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 86.431256][ T1107] 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 [ 86.476113][ T1107] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.118: Allocating blocks 497-513 which overlap fs metadata [ 86.490446][ T1107] EXT4-fs (loop2): pa ffff888126597f18: logic 128, phys. 385, len 8 [ 86.498537][ T1107] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 86.773108][ T1113] EXT4-fs (loop2): Ignoring removed bh option [ 86.779299][ T1113] EXT4-fs (loop2): Ignoring removed oldalloc option [ 86.786332][ T1113] EXT4-fs (loop2): Ignoring removed nobh option [ 86.792990][ T1113] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 86.811110][ T1113] 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 [ 86.858494][ T1113] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.119: Allocating blocks 497-513 which overlap fs metadata [ 86.872620][ T1113] EXT4-fs (loop2): pa ffff88811af305e8: logic 128, phys. 385, len 8 [ 86.880640][ T1113] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 86.909678][ T1113] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.119: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 86.928121][ T1113] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 86.940822][ T1113] EXT4-fs (loop2): This should not happen!! Data will be lost [ 86.940822][ T1113] [ 86.951128][ T1113] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.119: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) 2026/03/18 06:10:40 executed programs: 105 [ 86.969854][ T1113] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 87.071406][ T1119] EXT4-fs (loop2): Ignoring removed bh option [ 87.077799][ T1119] EXT4-fs (loop2): Ignoring removed oldalloc option [ 87.084523][ T1119] EXT4-fs (loop2): Ignoring removed nobh option [ 87.091104][ T1119] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 87.111144][ T1119] 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 [ 87.152651][ T1119] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.120: Allocating blocks 497-513 which overlap fs metadata [ 87.167076][ T1119] EXT4-fs (loop2): pa ffff88811af30dc8: logic 128, phys. 385, len 8 [ 87.175228][ T1119] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 87.204683][ T1119] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.120: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 87.223070][ T1119] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 87.235560][ T1119] EXT4-fs (loop2): This should not happen!! Data will be lost [ 87.235560][ T1119] [ 87.246058][ T1119] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.120: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 87.264676][ T1119] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 87.407837][ T1125] EXT4-fs (loop2): Ignoring removed bh option [ 87.414190][ T1125] EXT4-fs (loop2): Ignoring removed oldalloc option [ 87.421063][ T1125] EXT4-fs (loop2): Ignoring removed nobh option [ 87.427584][ T1125] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 87.441139][ T1125] 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 [ 87.488015][ T1125] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.121: Allocating blocks 497-513 which overlap fs metadata [ 87.502319][ T1125] EXT4-fs (loop2): pa ffff8881264a0150: logic 128, phys. 385, len 8 [ 87.510418][ T1125] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 87.788012][ T1131] EXT4-fs (loop2): Ignoring removed bh option [ 87.794411][ T1131] EXT4-fs (loop2): Ignoring removed oldalloc option [ 87.801087][ T1131] EXT4-fs (loop2): Ignoring removed nobh option [ 87.807343][ T1131] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 87.821161][ T1131] 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 [ 87.862187][ T1131] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.122: Allocating blocks 497-513 which overlap fs metadata [ 87.876368][ T1131] EXT4-fs (loop2): pa ffff8881264fbbd0: logic 128, phys. 385, len 8 [ 87.884441][ T1131] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 88.133131][ T1137] EXT4-fs (loop2): Ignoring removed bh option [ 88.139387][ T1137] EXT4-fs (loop2): Ignoring removed oldalloc option [ 88.146432][ T1137] EXT4-fs (loop2): Ignoring removed nobh option [ 88.153066][ T1137] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 88.171203][ T1137] 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 [ 88.212008][ T1137] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.123: Allocating blocks 497-513 which overlap fs metadata [ 88.226384][ T1137] EXT4-fs (loop2): pa ffff8881265d25e8: logic 128, phys. 385, len 8 [ 88.234532][ T1137] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 88.277357][ T1137] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.123: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 88.296267][ T1137] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 199 with max blocks 1 with error 117 [ 88.302528][ T49] 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) [ 88.308846][ T1137] EXT4-fs (loop2): This should not happen!! Data will be lost [ 88.308846][ T1137] [ 88.328118][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 164: len 4: ext4_ext_map_blocks returned -117 [ 88.337762][ T1137] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.123: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 88.351160][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 88.370117][ T1137] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 196: len 3: ext4_ext_map_blocks returned -117 [ 88.382443][ T49] 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) [ 88.415437][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 168: len 4: ext4_ext_map_blocks returned -117 [ 88.429559][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 88.442733][ T49] 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) [ 88.462856][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 172: len 4: ext4_ext_map_blocks returned -117 [ 88.476827][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 88.489831][ T49] 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) [ 88.509022][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 176: len 4: ext4_ext_map_blocks returned -117 [ 88.523257][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 88.536072][ T49] 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) [ 88.555330][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 180: len 4: ext4_ext_map_blocks returned -117 [ 88.569107][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 88.582190][ T49] 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) [ 88.600905][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 184: len 4: ext4_ext_map_blocks returned -117 [ 88.614842][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 88.628179][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 188: len 4: ext4_ext_map_blocks returned -117 [ 88.641927][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 88.655306][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 192: len 4: ext4_ext_map_blocks returned -117 [ 88.852936][ T1143] EXT4-fs (loop2): Ignoring removed bh option [ 88.859270][ T1143] EXT4-fs (loop2): Ignoring removed oldalloc option [ 88.865956][ T1143] EXT4-fs (loop2): Ignoring removed nobh option [ 88.872531][ T1143] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 88.891408][ T1143] 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 [ 88.932814][ T1143] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.124: Allocating blocks 497-513 which overlap fs metadata [ 88.947468][ T1143] EXT4-fs (loop2): pa ffff8881265d2dc8: logic 128, phys. 385, len 8 [ 88.956091][ T1143] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 88.988389][ T1143] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.124: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 89.007219][ T1143] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 89.020582][ T1143] EXT4-fs (loop2): This should not happen!! Data will be lost [ 89.020582][ T1143] [ 89.031159][ T1143] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.124: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 89.050380][ T1143] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 89.157189][ T1149] EXT4-fs (loop2): Ignoring removed bh option [ 89.163473][ T1149] EXT4-fs (loop2): Ignoring removed oldalloc option [ 89.170178][ T1149] EXT4-fs (loop2): Ignoring removed nobh option [ 89.176685][ T1149] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 89.191221][ T1149] 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 [ 89.234149][ T1149] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.125: Allocating blocks 497-513 which overlap fs metadata [ 89.248682][ T1149] EXT4-fs (loop2): pa ffff88812667db28: logic 128, phys. 385, len 8 [ 89.256893][ T1149] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 89.288870][ T1149] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.125: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 89.307525][ T1149] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 142 with max blocks 2 with error 117 [ 89.308433][ T49] 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) [ 89.320294][ T1149] EXT4-fs (loop2): This should not happen!! Data will be lost [ 89.320294][ T1149] [ 89.339335][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 119: len 1: ext4_ext_map_blocks returned -117 [ 89.349290][ T1149] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.125: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 89.362557][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 89.386649][ T1149] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 140: len 2: ext4_ext_map_blocks returned -117 [ 89.393583][ T49] 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) [ 89.426493][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 120: len 4: ext4_ext_map_blocks returned -117 [ 89.440298][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 89.453150][ T49] 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) [ 89.472178][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 124: len 4: ext4_ext_map_blocks returned -117 [ 89.486138][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 89.499353][ T49] 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) [ 89.518547][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 128: len 4: ext4_ext_map_blocks returned -117 [ 89.532689][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 89.545506][ T49] 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) [ 89.565598][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 132: len 4: ext4_ext_map_blocks returned -117 [ 89.579546][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 89.593443][ T49] 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) [ 89.612173][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 136: len 4: ext4_ext_map_blocks returned -117 [ 89.625981][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 89.865778][ T1155] EXT4-fs (loop2): Ignoring removed bh option [ 89.871926][ T1155] EXT4-fs (loop2): Ignoring removed oldalloc option [ 89.878585][ T1155] EXT4-fs (loop2): Ignoring removed nobh option [ 89.884878][ T1155] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 89.901186][ T1155] 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 [ 89.941036][ T1155] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.126: Allocating blocks 497-513 which overlap fs metadata [ 89.955182][ T1155] EXT4-fs (loop2): pa ffff88812667d7e0: logic 128, phys. 385, len 8 [ 89.963789][ T1155] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 89.995082][ T1155] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.126: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 90.013339][ T1155] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 90.026350][ T1155] EXT4-fs (loop2): This should not happen!! Data will be lost [ 90.026350][ T1155] [ 90.036994][ T1155] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.126: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 90.055844][ T1155] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 90.218141][ T1161] EXT4-fs (loop2): Ignoring removed bh option [ 90.224411][ T1161] EXT4-fs (loop2): Ignoring removed oldalloc option [ 90.231341][ T1161] EXT4-fs (loop2): Ignoring removed nobh option [ 90.237602][ T1161] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 90.261176][ T1161] 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 [ 90.304178][ T1161] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.127: Allocating blocks 497-513 which overlap fs metadata [ 90.318213][ T1161] EXT4-fs (loop2): pa ffff88812667d930: logic 128, phys. 385, len 8 [ 90.326630][ T1161] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 90.354846][ T1161] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.127: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 90.372791][ T1161] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 90.385425][ T1161] EXT4-fs (loop2): This should not happen!! Data will be lost [ 90.385425][ T1161] [ 90.396121][ T1161] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.127: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 90.414935][ T1161] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 90.558800][ T1167] EXT4-fs (loop2): Ignoring removed bh option [ 90.565125][ T1167] EXT4-fs (loop2): Ignoring removed oldalloc option [ 90.571778][ T1167] EXT4-fs (loop2): Ignoring removed nobh option [ 90.578279][ T1167] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 90.601364][ T1167] 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 [ 90.642122][ T1167] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.128: Allocating blocks 497-513 which overlap fs metadata [ 90.656447][ T1167] EXT4-fs (loop2): pa ffff888127a6be70: logic 128, phys. 385, len 8 [ 90.664633][ T1167] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 90.694872][ T1167] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.128: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 90.713076][ T1167] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 90.725558][ T1167] EXT4-fs (loop2): This should not happen!! Data will be lost [ 90.725558][ T1167] [ 90.735953][ T1167] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.128: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 90.754592][ T1167] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 90.930382][ T1173] EXT4-fs (loop2): Ignoring removed bh option [ 90.936580][ T1173] EXT4-fs (loop2): Ignoring removed oldalloc option [ 90.943437][ T1173] EXT4-fs (loop2): Ignoring removed nobh option [ 90.949731][ T1173] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 90.971389][ T1173] 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 [ 91.011618][ T1173] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.129: Allocating blocks 497-513 which overlap fs metadata [ 91.025635][ T1173] EXT4-fs (loop2): pa ffff888126646738: logic 128, phys. 385, len 8 [ 91.033942][ T1173] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 91.064878][ T1173] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.129: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 91.082924][ T1173] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 91.095573][ T1173] EXT4-fs (loop2): This should not happen!! Data will be lost [ 91.095573][ T1173] [ 91.106303][ T1173] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.129: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 91.124871][ T1173] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 91.332903][ T1179] EXT4-fs (loop2): Ignoring removed bh option [ 91.339122][ T1179] EXT4-fs (loop2): Ignoring removed oldalloc option [ 91.345919][ T1179] EXT4-fs (loop2): Ignoring removed nobh option [ 91.352197][ T1179] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 91.371111][ T1179] 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 [ 91.410774][ T1179] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.130: Allocating blocks 497-513 which overlap fs metadata [ 91.424750][ T1179] EXT4-fs (loop2): pa ffff888126614738: logic 128, phys. 385, len 8 [ 91.432779][ T1179] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 91.464256][ T1179] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.130: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 91.482500][ T1179] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 91.494980][ T1179] EXT4-fs (loop2): This should not happen!! Data will be lost [ 91.494980][ T1179] [ 91.505287][ T1179] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.130: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 91.524102][ T1179] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 91.677226][ T1185] EXT4-fs (loop2): Ignoring removed bh option [ 91.683501][ T1185] EXT4-fs (loop2): Ignoring removed oldalloc option [ 91.690253][ T1185] EXT4-fs (loop2): Ignoring removed nobh option [ 91.696536][ T1185] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 91.711440][ T1185] 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 [ 91.753645][ T1185] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.131: Allocating blocks 497-513 which overlap fs metadata [ 91.768061][ T1185] EXT4-fs (loop2): pa ffff888126625b28: logic 128, phys. 385, len 8 [ 91.776158][ T1185] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 91.806247][ T1185] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.131: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 91.824353][ T1185] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 91.837460][ T1185] EXT4-fs (loop2): This should not happen!! Data will be lost [ 91.837460][ T1185] [ 91.848047][ T1185] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.131: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 91.866578][ T1185] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 92.010820][ T1191] EXT4-fs (loop2): Ignoring removed bh option [ 92.017050][ T1191] EXT4-fs (loop2): Ignoring removed oldalloc option [ 92.023906][ T1191] EXT4-fs (loop2): Ignoring removed nobh option [ 92.030221][ T1191] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 92.051233][ T1191] 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 [ 92.090841][ T1191] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.132: Allocating blocks 497-513 which overlap fs metadata [ 92.104966][ T1191] EXT4-fs (loop2): pa ffff888126614c78: logic 128, phys. 385, len 8 [ 92.113054][ T1191] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 92.142800][ T1191] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.132: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 92.161035][ T1191] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 92.173866][ T1191] EXT4-fs (loop2): This should not happen!! Data will be lost [ 92.173866][ T1191] [ 92.184552][ T1191] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.132: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) 2026/03/18 06:10:45 executed programs: 118 [ 92.203247][ T1191] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 92.376223][ T1197] EXT4-fs (loop2): Ignoring removed bh option [ 92.382545][ T1197] EXT4-fs (loop2): Ignoring removed oldalloc option [ 92.389202][ T1197] EXT4-fs (loop2): Ignoring removed nobh option [ 92.395689][ T1197] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 92.411153][ T1197] 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 [ 92.453037][ T1197] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.133: Allocating blocks 497-513 which overlap fs metadata [ 92.467270][ T1197] EXT4-fs (loop2): pa ffff888126609a80: logic 128, phys. 385, len 8 [ 92.475439][ T1197] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 92.505658][ T436] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:4: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 92.524948][ T436] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 113: len 3: ext4_ext_map_blocks returned -117 [ 92.524980][ T1197] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.133: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 92.539007][ T436] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 92.557365][ T1197] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 118 with max blocks 2 with error 117 [ 92.582291][ T1197] EXT4-fs (loop2): This should not happen!! Data will be lost [ 92.582291][ T1197] [ 92.592863][ T1197] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.133: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 92.611429][ T1197] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 2: ext4_ext_map_blocks returned -117 [ 92.811424][ T1203] EXT4-fs (loop2): Ignoring removed bh option [ 92.817730][ T1203] EXT4-fs (loop2): Ignoring removed oldalloc option [ 92.824432][ T1203] EXT4-fs (loop2): Ignoring removed nobh option [ 92.830825][ T1203] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 92.851171][ T1203] 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 [ 92.892663][ T1203] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.134: Allocating blocks 497-513 which overlap fs metadata [ 92.906866][ T1203] EXT4-fs (loop2): pa ffff888126609348: logic 128, phys. 385, len 8 [ 92.914919][ T1203] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 92.953986][ T436] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm kworker/u4:4: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 5, max 84(84), depth 0(0) [ 92.972337][ T436] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 151: len 1: ext4_ext_map_blocks returned -117 [ 92.986248][ T1203] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.134: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 92.986419][ T436] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 93.004870][ T1203] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 158 with max blocks 2 with error 117 [ 93.017708][ T436] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:4: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 93.030008][ T1203] EXT4-fs (loop2): This should not happen!! Data will be lost [ 93.030008][ T1203] [ 93.049015][ T436] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 152: len 4: ext4_ext_map_blocks returned -117 [ 93.058911][ T1203] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.134: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 93.072543][ T436] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 93.091227][ T1203] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 156: len 2: ext4_ext_map_blocks returned -117 [ 93.310649][ T1209] EXT4-fs (loop2): Ignoring removed bh option [ 93.316775][ T1209] EXT4-fs (loop2): Ignoring removed oldalloc option [ 93.323714][ T1209] EXT4-fs (loop2): Ignoring removed nobh option [ 93.330062][ T1209] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 93.351299][ T1209] 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 [ 93.393259][ T1209] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.135: Allocating blocks 497-513 which overlap fs metadata [ 93.407284][ T1209] EXT4-fs (loop2): pa ffff88812665f888: logic 128, phys. 385, len 8 [ 93.415507][ T1209] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 93.447395][ T49] 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) [ 93.466480][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 93.466513][ T1209] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.135: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 93.480430][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 93.500020][ T1209] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 117 with max blocks 3 with error 117 [ 93.525163][ T1209] EXT4-fs (loop2): This should not happen!! Data will be lost [ 93.525163][ T1209] [ 93.535843][ T1209] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.135: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 93.554324][ T1209] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 1: ext4_ext_map_blocks returned -117 [ 93.772926][ T1215] EXT4-fs (loop2): Ignoring removed bh option [ 93.779190][ T1215] EXT4-fs (loop2): Ignoring removed oldalloc option [ 93.785950][ T1215] EXT4-fs (loop2): Ignoring removed nobh option [ 93.792228][ T1215] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 93.811156][ T1215] 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 [ 93.852919][ T1215] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.136: Allocating blocks 497-513 which overlap fs metadata [ 93.867148][ T1215] EXT4-fs (loop2): pa ffff88812651fa80: logic 128, phys. 385, len 8 [ 93.875364][ T1215] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 93.904644][ T49] 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) [ 93.923966][ T1215] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.136: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 93.937066][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 98: len 2: ext4_ext_map_blocks returned -117 [ 93.956862][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 93.970501][ T1215] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 103 with max blocks 1 with error 117 [ 93.983635][ T1215] EXT4-fs (loop2): This should not happen!! Data will be lost [ 93.983635][ T1215] [ 93.993815][ T1215] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.136: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 94.012609][ T1215] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 100: len 3: ext4_ext_map_blocks returned -117 [ 94.253081][ T1221] EXT4-fs (loop2): Ignoring removed bh option [ 94.259246][ T1221] EXT4-fs (loop2): Ignoring removed oldalloc option [ 94.266535][ T1221] EXT4-fs (loop2): Ignoring removed nobh option [ 94.272813][ T1221] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 94.291180][ T1221] 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 [ 94.332836][ T1221] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.137: Allocating blocks 497-513 which overlap fs metadata [ 94.346975][ T1221] EXT4-fs (loop2): pa ffff888127b24b28: logic 128, phys. 385, len 8 [ 94.355082][ T1221] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 94.385149][ T1221] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.137: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 94.403451][ T1221] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 94.416068][ T1221] EXT4-fs (loop2): This should not happen!! Data will be lost [ 94.416068][ T1221] [ 94.426203][ T1221] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.137: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 94.444902][ T1221] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 94.645293][ T1227] EXT4-fs (loop2): Ignoring removed bh option [ 94.651474][ T1227] EXT4-fs (loop2): Ignoring removed oldalloc option [ 94.658115][ T1227] EXT4-fs (loop2): Ignoring removed nobh option [ 94.664871][ T1227] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 94.681114][ T1227] 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 [ 94.721906][ T1227] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.138: Allocating blocks 497-513 which overlap fs metadata [ 94.736226][ T1227] EXT4-fs (loop2): pa ffff888126527d20: logic 128, phys. 385, len 8 [ 94.744287][ T1227] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 94.774488][ T1227] ------------[ cut here ]------------ [ 94.780086][ T1227] kernel BUG at fs/ext4/extents.c:3184! [ 94.785854][ T1227] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 94.791934][ T1227] CPU: 0 PID: 1227 Comm: syz.2.138 Not tainted syzkaller #0 [ 94.799214][ T1227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 94.809327][ T1227] RIP: 0010:ext4_split_extent_at+0xe1f/0xe40 [ 94.815472][ T1227] Code: a7 cf d2 ff e9 05 fc ff ff 89 d9 80 e1 07 fe c1 38 c1 0f 8c 12 fc ff ff 48 89 df e8 6b cf d2 ff e9 05 fc ff ff e8 81 4f 98 ff <0f> 0b e8 7a 4f 98 ff 0f 0b e8 73 4f 98 ff 0f 0b e8 6c 4f 98 ff 0f [ 94.835244][ T1227] RSP: 0018:ffffc900035eede0 EFLAGS: 00010293 [ 94.841477][ T1227] RAX: ffffffff81cc63cf RBX: 1ffff1102597ba86 RCX: ffff88811d163b40 [ 94.849807][ T1227] RDX: 0000000000000000 RSI: 000000000000001f RDI: 0000000000000075 [ 94.857859][ T1227] RBP: ffffc900035eef40 R08: 0000000000000010 R09: 000000004000043b [ 94.865825][ T1227] R10: dffffc0000000000 R11: ffffed10223364ea R12: 0000000000000010 [ 94.873968][ T1227] R13: 0000000000000011 R14: 000000000000000e R15: 000000000000001f [ 94.881928][ T1227] FS: 00007f4f727da6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 94.890842][ T1227] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.898022][ T1227] CR2: 00002000000340bf CR3: 000000010cd9f000 CR4: 00000000003506b0 [ 94.906506][ T1227] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 94.914604][ T1227] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 94.922822][ T1227] Call Trace: [ 94.926105][ T1227] ? memset+0x35/0x40 [ 94.930075][ T1227] ? ext4_ext_try_to_merge_right+0x820/0x820 [ 94.936346][ T1227] ? ext4_find_extent+0xc9a/0xe20 [ 94.941382][ T1227] ext4_split_extent+0x363/0x4a0 [ 94.946414][ T1227] ext4_ext_map_blocks+0x1084/0x5dd0 [ 94.951706][ T1227] ? rwsem_down_read_slowpath+0xd40/0xd40 [ 94.957500][ T1227] ? try_to_wake_up+0x616/0xd70 [ 94.962453][ T1227] ? __kasan_check_write+0x14/0x20 [ 94.967553][ T1227] ? ext4_ext_release+0x10/0x10 [ 94.972407][ T1227] ? ext4_fc_track_range+0x260/0x260 [ 94.977783][ T1227] ? ext4_es_lookup_extent+0x54c/0x900 [ 94.983350][ T1227] ext4_map_blocks+0x985/0x1bd0 [ 94.988375][ T1227] ? ext4_issue_zeroout+0x1a0/0x1a0 [ 94.993554][ T1227] ? __kasan_check_read+0x11/0x20 [ 94.998647][ T1227] ? ext4_inode_journal_mode+0x19a/0x480 [ 95.004357][ T1227] ext4_writepages+0x136a/0x2eb0 [ 95.009280][ T1227] ? ext4_readpage+0x220/0x220 [ 95.014400][ T1227] ? ext4_readpage+0x220/0x220 [ 95.019250][ T1227] do_writepages+0x128/0x280 [ 95.023831][ T1227] ? ext4_set_page_dirty+0x1a0/0x1a0 [ 95.029104][ T1227] ? __writepage+0x130/0x130 [ 95.033676][ T1227] ? __kasan_check_write+0x14/0x20 [ 95.038771][ T1227] ? _raw_spin_lock+0x94/0xf0 [ 95.043427][ T1227] ? _raw_spin_unlock+0x4d/0x70 [ 95.048262][ T1227] __filemap_fdatawrite_range+0x2a0/0x350 [ 95.054181][ T1227] ? filemap_check_errors+0x120/0x120 [ 95.059548][ T1227] ? __get_user_nocheck_1+0x6/0x10 [ 95.064738][ T1227] ? generic_perform_write+0x4c8/0x540 [ 95.070391][ T1227] ? preempt_count_add+0x90/0x1b0 [ 95.075590][ T1227] file_write_and_wait_range+0x8c/0x110 [ 95.081148][ T1227] ext4_sync_file+0x1a9/0x9f0 [ 95.085834][ T1227] vfs_fsync_range+0x190/0x1a0 [ 95.090677][ T1227] ext4_buffered_write_iter+0x59b/0x640 [ 95.096279][ T1227] ext4_file_write_iter+0x53f/0x1980 [ 95.101556][ T1227] ? avc_policy_seqno+0x1b/0x70 [ 95.106424][ T1227] ? selinux_file_permission+0x2a5/0x510 [ 95.112044][ T1227] ? ext4_file_read_iter+0x530/0x530 [ 95.117321][ T1227] ? security_file_permission+0x83/0xa0 [ 95.122855][ T1227] ? iov_iter_init+0x3f/0x120 [ 95.127524][ T1227] vfs_write+0x758/0xdc0 [ 95.131759][ T1227] ? kernel_write+0x3c0/0x3c0 [ 95.136533][ T1227] ? __fget_files+0x2c4/0x320 [ 95.141232][ T1227] ? __fdget+0x1a1/0x230 [ 95.145471][ T1227] ? __x64_sys_pwrite64+0xf2/0x220 [ 95.150590][ T1227] __x64_sys_pwrite64+0x197/0x220 [ 95.155604][ T1227] ? ksys_pwrite64+0x1b0/0x1b0 [ 95.160442][ T1227] ? __kasan_check_read+0x11/0x20 [ 95.165540][ T1227] ? exit_to_user_mode_prepare+0x9a/0xa0 [ 95.171431][ T1227] do_syscall_64+0x31/0x40 [ 95.175924][ T1227] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 95.181800][ T1227] RIP: 0033:0x7f4f72977799 [ 95.186215][ T1227] 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 [ 95.205895][ T1227] RSP: 002b:00007f4f727da028 EFLAGS: 00000246 ORIG_RAX: 0000000000000012 [ 95.214298][ T1227] RAX: ffffffffffffffda RBX: 00007f4f72bf0fa0 RCX: 00007f4f72977799 [ 95.222256][ T1227] RDX: 00000000200000c1 RSI: 00002000000000c0 RDI: 0000000000000006 [ 95.230218][ T1227] RBP: 00007f4f72a0dbd9 R08: 0000000000000000 R09: 0000000000000000 [ 95.238182][ T1227] R10: 0000000000009000 R11: 0000000000000246 R12: 0000000000000000 [ 95.246152][ T1227] R13: 00007f4f72bf1038 R14: 00007f4f72bf0fa0 R15: 00007ffef5a883a8 [ 95.254112][ T1227] Modules linked in: [ 95.260038][ T1227] ---[ end trace b983b89e04e083b1 ]--- [ 95.265613][ T1227] RIP: 0010:ext4_split_extent_at+0xe1f/0xe40 [ 95.271741][ T1227] Code: a7 cf d2 ff e9 05 fc ff ff 89 d9 80 e1 07 fe c1 38 c1 0f 8c 12 fc ff ff 48 89 df e8 6b cf d2 ff e9 05 fc ff ff e8 81 4f 98 ff <0f> 0b e8 7a 4f 98 ff 0f 0b e8 73 4f 98 ff 0f 0b e8 6c 4f 98 ff 0f [ 95.291672][ T1227] RSP: 0018:ffffc900035eede0 EFLAGS: 00010293 [ 95.297726][ T1227] RAX: ffffffff81cc63cf RBX: 1ffff1102597ba86 RCX: ffff88811d163b40 [ 95.305840][ T1227] RDX: 0000000000000000 RSI: 000000000000001f RDI: 0000000000000075 [ 95.314421][ T1227] RBP: ffffc900035eef40 R08: 0000000000000010 R09: 000000004000043b [ 95.322501][ T1227] R10: dffffc0000000000 R11: ffffed10223364ea R12: 0000000000000010 [ 95.330531][ T1227] R13: 0000000000000011 R14: 000000000000000e R15: 000000000000001f [ 95.338590][ T1227] FS: 00007f4f727da6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 95.347537][ T1227] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.354465][ T1227] CR2: 00002000000340bf CR3: 000000010cd9f000 CR4: 00000000003506b0 [ 95.362680][ T1227] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 95.370693][ T1227] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 95.379075][ T1227] Kernel panic - not syncing: Fatal exception [ 95.385518][ T1227] Kernel Offset: disabled [ 95.389858][ T1227] Rebooting in 86400 seconds..