[ 25.155858][ T9] device bridge_slave_1 left promiscuous mode [ 25.162406][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.170030][ T9] device bridge_slave_0 left promiscuous mode [ 25.176428][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.184659][ T9] device veth1_macvtap left promiscuous mode [ 25.190896][ T9] device veth0_vlan left promiscuous mode [ 25.197417][ T9] device veth1_macvtap left promiscuous mode [ 25.204021][ T9] device veth0_vlan left promiscuous mode [ 34.243216][ T24] kauditd_printk_skb: 31 callbacks suppressed [ 34.243226][ T24] audit: type=1400 audit(1775674855.910:105): avc: denied { write } for pid=394 comm="sftp-server" path="pipe:[14893]" dev="pipefs" ino=14893 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 Warning: Permanently added '10.128.0.54' (ED25519) to the list of known hosts. 2026/04/08 19:01:04 parsed 1 programs Setting up swapspace version 1, size = 127995904 bytes [ 43.238418][ T24] audit: type=1400 audit(1775674864.910:106): avc: denied { unlink } for pid=414 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" [ 43.283063][ T414] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 43.780795][ T24] audit: type=1400 audit(1775674865.450:107): avc: denied { create } for pid=433 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 43.818582][ T24] audit: type=1401 audit(1775674865.490:108): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 43.855646][ T436] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.862856][ T436] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.870530][ T436] device bridge_slave_0 entered promiscuous mode [ 43.878705][ T436] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.886025][ T436] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.894389][ T436] device bridge_slave_1 entered promiscuous mode [ 43.929490][ T436] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.936574][ T436] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.944703][ T436] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.951856][ T436] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.968265][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.976397][ T296] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.984868][ T296] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.994742][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.003113][ T296] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.010547][ T296] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.022521][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.032115][ T296] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.039521][ T296] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.047534][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.067752][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 44.078230][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.092515][ T436] device veth0_vlan entered promiscuous mode [ 44.100809][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 44.109340][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 44.117591][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 44.131780][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.142705][ T436] device veth1_macvtap entered promiscuous mode [ 44.152514][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.165020][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/04/08 19:01:06 executed programs: 0 [ 44.834867][ T483] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.841991][ T483] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.849421][ T483] device bridge_slave_0 entered promiscuous mode [ 44.856334][ T483] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.863476][ T483] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.871155][ T483] device bridge_slave_1 entered promiscuous mode [ 44.908961][ T483] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.916303][ T483] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.924445][ T483] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.931690][ T483] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.948214][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.955986][ T296] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.963603][ T296] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.975746][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.984051][ T296] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.991189][ T296] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.000283][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.008567][ T296] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.015753][ T296] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.024141][ T9] device bridge_slave_1 left promiscuous mode [ 45.030521][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.038302][ T9] device bridge_slave_0 left promiscuous mode [ 45.044808][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.052974][ T9] device veth1_macvtap left promiscuous mode [ 45.059060][ T9] device veth0_vlan left promiscuous mode [ 45.143980][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.153505][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.167420][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.178393][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.186365][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.194170][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.202960][ T483] device veth0_vlan entered promiscuous mode [ 45.212222][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.221294][ T483] device veth1_macvtap entered promiscuous mode [ 45.229940][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.239642][ T296] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.287099][ T488] EXT4-fs (loop2): Ignoring removed bh option [ 45.293283][ T488] EXT4-fs (loop2): Ignoring removed oldalloc option [ 45.300254][ T488] EXT4-fs (loop2): Ignoring removed nobh option [ 45.306528][ T488] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 45.328768][ T488] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 45.349548][ T24] audit: type=1400 audit(1775674867.020:109): avc: denied { mount } for pid=487 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 [ 45.365353][ T488] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.17: Allocating blocks 497-513 which overlap fs metadata [ 45.385349][ T488] EXT4-fs (loop2): pa ffff888120ad1738: logic 128, phys. 385, len 8 [ 45.388869][ T24] audit: type=1400 audit(1775674867.020:110): avc: denied { write } for pid=487 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 [ 45.393529][ T488] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 45.425378][ T24] audit: type=1400 audit(1775674867.020:111): avc: denied { add_name } for pid=487 comm="syz.2.17" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 45.445964][ T24] audit: type=1400 audit(1775674867.020:112): avc: denied { create } for pid=487 comm="syz.2.17" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 45.459313][ T488] 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) [ 45.466304][ T24] audit: type=1400 audit(1775674867.020:113): avc: denied { read open } for pid=487 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 [ 45.484922][ T488] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 150 with max blocks 2 with error 117 [ 45.507663][ T24] audit: type=1400 audit(1775674867.020:114): avc: denied { write } for pid=487 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 [ 45.519187][ T488] EXT4-fs (loop2): This should not happen!! Data will be lost [ 45.519187][ T488] [ 45.541297][ T24] audit: type=1400 audit(1775674867.020:115): avc: denied { read write } for pid=487 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 [ 45.573750][ T488] 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) [ 45.591713][ T488] 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) [ 45.609879][ T488] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 148: len 2: ext4_ext_map_blocks returned -117 [ 45.707830][ T494] EXT4-fs (loop2): Ignoring removed bh option [ 45.714027][ T494] EXT4-fs (loop2): Ignoring removed oldalloc option [ 45.720955][ T494] EXT4-fs (loop2): Ignoring removed nobh option [ 45.727314][ T494] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 45.748218][ 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 [ 45.786350][ T494] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.18: Allocating blocks 497-513 which overlap fs metadata [ 45.800693][ T494] EXT4-fs (loop2): pa ffff88812a41b9d8: logic 128, phys. 385, len 8 [ 45.808727][ T494] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 45.834991][ T494] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.18: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 45.853530][ T7] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:0: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 45.853638][ T494] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 104 with max blocks 8 with error 117 [ 45.877295][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 100: len 4: ext4_ext_map_blocks returned -117 [ 45.885485][ T494] EXT4-fs (loop2): This should not happen!! Data will be lost [ 45.885485][ T494] [ 45.899035][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 46.077670][ T500] EXT4-fs (loop2): Ignoring removed bh option [ 46.083926][ T500] EXT4-fs (loop2): Ignoring removed oldalloc option [ 46.091485][ T500] EXT4-fs (loop2): Ignoring removed nobh option [ 46.097995][ T500] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 46.118139][ 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 [ 46.161962][ T500] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.19: Allocating blocks 497-513 which overlap fs metadata [ 46.176160][ T500] EXT4-fs (loop2): pa ffff88812a4840a8: logic 128, phys. 385, len 8 [ 46.184472][ T500] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 46.213361][ 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) [ 46.232183][ T500] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 111 with max blocks 1 with error 117 [ 46.232208][ T7] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:0: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 46.244850][ T500] EXT4-fs (loop2): This should not happen!! Data will be lost [ 46.244850][ T500] [ 46.263620][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 105: len 3: ext4_ext_map_blocks returned -117 [ 46.274102][ 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) [ 46.287464][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 46.311519][ T500] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 108: len 3: ext4_ext_map_blocks returned -117 [ 46.419443][ T506] EXT4-fs (loop2): Ignoring removed bh option [ 46.425601][ T506] EXT4-fs (loop2): Ignoring removed oldalloc option [ 46.433429][ T506] EXT4-fs (loop2): Ignoring removed nobh option [ 46.439949][ T506] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 46.458615][ 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 [ 46.506942][ T506] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.20: Allocating blocks 497-513 which overlap fs metadata [ 46.521303][ T506] EXT4-fs (loop2): pa ffff88812a4d0738: logic 128, phys. 385, len 8 [ 46.529492][ T506] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 46.557532][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 46.576520][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 108: len 4: ext4_ext_map_blocks returned -117 [ 46.576544][ 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) [ 46.590941][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 46.609835][ T506] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 113 with max blocks 3 with error 117 [ 46.634581][ T506] EXT4-fs (loop2): This should not happen!! Data will be lost [ 46.634581][ T506] [ 46.644915][ 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) [ 46.663578][ T506] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 46.789933][ T533] EXT4-fs (loop2): Ignoring removed bh option [ 46.796142][ T533] EXT4-fs (loop2): Ignoring removed oldalloc option [ 46.803030][ T533] EXT4-fs (loop2): Ignoring removed nobh option [ 46.809322][ T533] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 46.828252][ T533] 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 [ 46.866420][ T533] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.21: Allocating blocks 497-513 which overlap fs metadata [ 46.880384][ T533] EXT4-fs (loop2): pa ffff88812a49c2a0: logic 128, phys. 385, len 8 [ 46.888389][ T533] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 46.918734][ T533] 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) [ 46.936661][ T533] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 46.949429][ T533] EXT4-fs (loop2): This should not happen!! Data will be lost [ 46.949429][ T533] [ 46.960152][ T533] 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) [ 46.978684][ T533] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 47.136685][ T539] EXT4-fs (loop2): Ignoring removed bh option [ 47.142875][ T539] EXT4-fs (loop2): Ignoring removed oldalloc option [ 47.149707][ T539] EXT4-fs (loop2): Ignoring removed nobh option [ 47.155994][ T539] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 47.178378][ T539] 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 [ 47.223062][ T539] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.22: Allocating blocks 497-513 which overlap fs metadata [ 47.237416][ T539] EXT4-fs (loop2): pa ffff88812a4ae888: logic 128, phys. 385, len 8 [ 47.245471][ T539] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 47.275546][ T539] 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 5, max 84(84), depth 0(0) [ 47.294123][ T539] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 120 with max blocks 8 with error 117 [ 47.307287][ T539] EXT4-fs (loop2): This should not happen!! Data will be lost [ 47.307287][ T539] [ 47.307376][ T7] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:0: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 47.336001][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 119: len 1: ext4_ext_map_blocks returned -117 [ 47.349859][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 47.545743][ T545] EXT4-fs (loop2): Ignoring removed bh option [ 47.551942][ T545] EXT4-fs (loop2): Ignoring removed oldalloc option [ 47.558585][ T545] EXT4-fs (loop2): Ignoring removed nobh option [ 47.564998][ T545] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 47.588376][ T545] 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 [ 47.628059][ T545] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.23: Allocating blocks 497-513 which overlap fs metadata [ 47.642401][ T545] EXT4-fs (loop2): pa ffff88812a4d03f0: logic 128, phys. 385, len 8 [ 47.650500][ T545] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 47.678523][ T545] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.23: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 47.696569][ T545] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 47.709347][ T545] EXT4-fs (loop2): This should not happen!! Data will be lost [ 47.709347][ T545] [ 47.719618][ T545] 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) [ 47.738361][ T545] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 47.944066][ T551] EXT4-fs (loop2): Ignoring removed bh option [ 47.950602][ T551] EXT4-fs (loop2): Ignoring removed oldalloc option [ 47.957573][ T551] EXT4-fs (loop2): Ignoring removed nobh option [ 47.964467][ T551] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 47.978347][ T551] 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 [ 48.020025][ T551] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.24: Allocating blocks 497-513 which overlap fs metadata [ 48.034221][ T551] EXT4-fs (loop2): pa ffff88812a51d9d8: logic 128, phys. 385, len 8 [ 48.042509][ T551] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 48.070797][ T551] 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) [ 48.089646][ T551] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 123 with max blocks 1 with error 117 [ 48.089775][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 48.102849][ T551] EXT4-fs (loop2): This should not happen!! Data will be lost [ 48.102849][ T551] [ 48.121919][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 119: len 1: ext4_ext_map_blocks returned -117 [ 48.132268][ T551] 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) [ 48.145819][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 48.177339][ T551] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 120: len 3: ext4_ext_map_blocks returned -117 [ 48.389535][ T557] EXT4-fs (loop2): Ignoring removed bh option [ 48.395672][ T557] EXT4-fs (loop2): Ignoring removed oldalloc option [ 48.402325][ T557] EXT4-fs (loop2): Ignoring removed nobh option [ 48.408702][ T557] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 48.428229][ T557] 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 [ 48.466312][ T557] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.25: Allocating blocks 497-513 which overlap fs metadata [ 48.480269][ T557] EXT4-fs (loop2): pa ffff88812a51d738: logic 128, phys. 385, len 8 [ 48.488391][ T557] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 48.516873][ T557] 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) [ 48.535276][ T557] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 48.548306][ T7] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:0: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 48.548562][ T557] EXT4-fs (loop2): This should not happen!! Data will be lost [ 48.548562][ T557] [ 48.567648][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 48.577910][ T557] 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) [ 48.591104][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 48.610091][ T557] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 48.788411][ T563] EXT4-fs (loop2): Ignoring removed bh option [ 48.794827][ T563] EXT4-fs (loop2): Ignoring removed oldalloc option [ 48.801605][ T563] EXT4-fs (loop2): Ignoring removed nobh option [ 48.807951][ T563] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 48.828171][ T563] 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 [ 48.866656][ T563] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.26: Allocating blocks 497-513 which overlap fs metadata [ 48.880645][ T563] EXT4-fs (loop2): pa ffff88812a585c78: logic 128, phys. 385, len 8 [ 48.888895][ T563] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 48.916594][ T7] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:0: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 48.935738][ T563] 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) [ 48.947175][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 92: len 4: ext4_ext_map_blocks returned -117 [ 48.954564][ T563] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 99 with max blocks 1 with error 117 [ 48.967592][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 48.980224][ T563] EXT4-fs (loop2): This should not happen!! Data will be lost [ 48.980224][ T563] [ 49.003069][ T563] 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) [ 49.021455][ T563] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 96: len 3: ext4_ext_map_blocks returned -117 [ 49.150268][ T569] EXT4-fs (loop2): Ignoring removed bh option [ 49.156429][ T569] EXT4-fs (loop2): Ignoring removed oldalloc option [ 49.163288][ T569] EXT4-fs (loop2): Ignoring removed nobh option [ 49.169610][ T569] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 49.188438][ T569] 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 [ 49.234086][ T569] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.27: Allocating blocks 497-513 which overlap fs metadata [ 49.248085][ T569] EXT4-fs (loop2): pa ffff88812a573000: logic 128, phys. 385, len 8 [ 49.256142][ T569] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 49.284898][ T569] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.27: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 49.302888][ T569] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 49.315546][ T569] EXT4-fs (loop2): This should not happen!! Data will be lost [ 49.315546][ T569] [ 49.326115][ T569] 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) [ 49.344532][ T569] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 49.539839][ T575] EXT4-fs (loop2): Ignoring removed bh option [ 49.546095][ T575] EXT4-fs (loop2): Ignoring removed oldalloc option [ 49.553237][ T575] EXT4-fs (loop2): Ignoring removed nobh option [ 49.559856][ T575] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 49.578315][ T575] 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 [ 49.618886][ T575] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.28: Allocating blocks 497-513 which overlap fs metadata [ 49.633209][ T575] EXT4-fs (loop2): pa ffff88812a585e70: logic 128, phys. 385, len 8 [ 49.641272][ T575] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 49.669354][ T575] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.28: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 49.688083][ T575] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 49.700912][ T575] EXT4-fs (loop2): This should not happen!! Data will be lost [ 49.700912][ T575] [ 49.711602][ T575] 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) [ 49.730420][ T575] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 49.865668][ T581] EXT4-fs (loop2): Ignoring removed bh option [ 49.872263][ T581] EXT4-fs (loop2): Ignoring removed oldalloc option [ 49.878970][ T581] EXT4-fs (loop2): Ignoring removed nobh option [ 49.885225][ T581] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 49.908198][ T581] 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 [ 49.946877][ T581] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.29: Allocating blocks 497-513 which overlap fs metadata [ 49.961053][ T581] EXT4-fs (loop2): pa ffff88811ca9cdc8: logic 128, phys. 385, len 8 [ 49.969120][ T581] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 2026/04/08 19:01:11 executed programs: 15 [ 50.143564][ T587] EXT4-fs (loop2): Ignoring removed bh option [ 50.149740][ T587] EXT4-fs (loop2): Ignoring removed oldalloc option [ 50.156323][ T587] EXT4-fs (loop2): Ignoring removed nobh option [ 50.162635][ T587] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 50.178196][ T587] 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 [ 50.215534][ T587] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.30: Allocating blocks 497-513 which overlap fs metadata [ 50.229782][ T587] EXT4-fs (loop2): pa ffff88811ca9c3f0: logic 128, phys. 385, len 8 [ 50.237897][ T587] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 50.264835][ T587] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.30: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 50.282883][ T587] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 50.295544][ T587] EXT4-fs (loop2): This should not happen!! Data will be lost [ 50.295544][ T587] [ 50.306041][ T587] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.30: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 50.324683][ T587] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 50.504744][ T593] EXT4-fs (loop2): Ignoring removed bh option [ 50.511242][ T593] EXT4-fs (loop2): Ignoring removed oldalloc option [ 50.517910][ T593] EXT4-fs (loop2): Ignoring removed nobh option [ 50.524277][ T593] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 50.548128][ T593] 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 [ 50.587741][ T593] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.31: Allocating blocks 497-513 which overlap fs metadata [ 50.602749][ T593] EXT4-fs (loop2): pa ffff88811cb337e0: logic 128, phys. 385, len 8 [ 50.610880][ T593] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 50.643811][ T593] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.31: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 50.662817][ T593] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 147 with max blocks 1 with error 117 [ 50.662844][ T7] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:0: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 50.675560][ T593] EXT4-fs (loop2): This should not happen!! Data will be lost [ 50.675560][ T593] [ 50.694260][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 132: len 4: ext4_ext_map_blocks returned -117 [ 50.710235][ T593] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.31: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 50.717661][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 50.736459][ T593] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 144: len 3: ext4_ext_map_blocks returned -117 [ 50.749099][ T7] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:0: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 50.782299][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 136: len 4: ext4_ext_map_blocks returned -117 [ 50.796373][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 50.809345][ T7] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:0: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 50.828787][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 140: len 4: ext4_ext_map_blocks returned -117 [ 50.842749][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 50.990064][ T599] EXT4-fs (loop2): Ignoring removed bh option [ 50.996583][ T599] EXT4-fs (loop2): Ignoring removed oldalloc option [ 51.003464][ T599] EXT4-fs (loop2): Ignoring removed nobh option [ 51.010264][ T599] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 51.028202][ T599] 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 [ 51.065823][ T599] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.32: Allocating blocks 497-513 which overlap fs metadata [ 51.080006][ T599] EXT4-fs (loop2): pa ffff88811cb1c7e0: logic 128, phys. 385, len 8 [ 51.088044][ T599] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 51.120798][ T7] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:0: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 51.140280][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 155: len 1: ext4_ext_map_blocks returned -117 [ 51.140305][ T599] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.32: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 51.154344][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 51.173717][ T599] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 157 with max blocks 3 with error 117 [ 51.197719][ T599] EXT4-fs (loop2): This should not happen!! Data will be lost [ 51.197719][ T599] [ 51.208010][ T599] 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) [ 51.226487][ T599] 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) [ 51.244605][ T599] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 156: len 1: ext4_ext_map_blocks returned -117 [ 51.464106][ T605] EXT4-fs (loop2): Ignoring removed bh option [ 51.470357][ T605] EXT4-fs (loop2): Ignoring removed oldalloc option [ 51.476957][ T605] EXT4-fs (loop2): Ignoring removed nobh option [ 51.483607][ T605] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 51.498144][ T605] 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 [ 51.536953][ T605] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.33: Allocating blocks 497-513 which overlap fs metadata [ 51.551556][ T605] EXT4-fs (loop2): pa ffff88811c912690: logic 128, phys. 385, len 8 [ 51.559587][ T605] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 51.586378][ T605] 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) [ 51.604922][ T605] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 51.618190][ T605] EXT4-fs (loop2): This should not happen!! Data will be lost [ 51.618190][ T605] [ 51.829321][ T611] EXT4-fs (loop2): Ignoring removed bh option [ 51.835619][ T611] EXT4-fs (loop2): Ignoring removed oldalloc option [ 51.842394][ T611] EXT4-fs (loop2): Ignoring removed nobh option [ 51.848707][ T611] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 51.868117][ T611] 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 [ 51.906436][ T611] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.34: Allocating blocks 497-513 which overlap fs metadata [ 51.920637][ T611] EXT4-fs (loop2): pa ffff88811c9731f8: logic 128, phys. 385, len 8 [ 51.928970][ T611] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 51.960009][ T611] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.34: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 51.978004][ T611] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 51.990501][ T611] EXT4-fs (loop2): This should not happen!! Data will be lost [ 51.990501][ T611] [ 52.000993][ T611] 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) [ 52.019438][ T611] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 52.182139][ T617] EXT4-fs (loop2): Ignoring removed bh option [ 52.189340][ T617] EXT4-fs (loop2): Ignoring removed oldalloc option [ 52.196338][ T617] EXT4-fs (loop2): Ignoring removed nobh option [ 52.202683][ T617] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 52.218324][ T617] 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 [ 52.257757][ T617] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.35: Allocating blocks 497-513 which overlap fs metadata [ 52.272144][ T617] EXT4-fs (loop2): pa ffff88811cb737e0: logic 128, phys. 385, len 8 [ 52.280288][ T617] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 52.311968][ T617] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.35: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 52.330953][ T617] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 143 with max blocks 1 with error 117 [ 52.330990][ T7] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:0: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 52.343907][ T617] EXT4-fs (loop2): This should not happen!! Data will be lost [ 52.343907][ T617] [ 52.362690][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 120: len 4: ext4_ext_map_blocks returned -117 [ 52.373704][ T617] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.35: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 52.386554][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 52.411104][ T617] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 140: len 3: ext4_ext_map_blocks returned -117 [ 52.417666][ T7] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:0: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 52.451387][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 124: len 4: ext4_ext_map_blocks returned -117 [ 52.465296][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 52.478364][ T7] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:0: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 52.497451][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 128: len 4: ext4_ext_map_blocks returned -117 [ 52.511390][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 52.524279][ T7] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:0: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 52.543322][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 132: len 4: ext4_ext_map_blocks returned -117 [ 52.557192][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 52.570056][ T7] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:0: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 52.588752][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 136: len 4: ext4_ext_map_blocks returned -117 [ 52.602518][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 52.815910][ T623] EXT4-fs (loop2): Ignoring removed bh option [ 52.822405][ T623] EXT4-fs (loop2): Ignoring removed oldalloc option [ 52.829093][ T623] EXT4-fs (loop2): Ignoring removed nobh option [ 52.835466][ T623] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 52.858419][ T623] 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 [ 52.904184][ T623] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.36: Allocating blocks 497-513 which overlap fs metadata [ 52.918811][ T623] EXT4-fs (loop2): pa ffff88811c973000: logic 128, phys. 385, len 8 [ 52.926784][ T623] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 52.955397][ T623] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.36: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 52.974204][ T623] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 52.987152][ T623] EXT4-fs (loop2): This should not happen!! Data will be lost [ 52.987152][ T623] [ 52.997633][ T623] 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) [ 53.016142][ T623] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 53.184318][ T629] EXT4-fs (loop2): Ignoring removed bh option [ 53.190759][ T629] EXT4-fs (loop2): Ignoring removed oldalloc option [ 53.197593][ T629] EXT4-fs (loop2): Ignoring removed nobh option [ 53.203952][ T629] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 53.218270][ T629] 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 [ 53.256295][ T629] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.37: Allocating blocks 497-513 which overlap fs metadata [ 53.270252][ T629] EXT4-fs (loop2): pa ffff88811c941c78: logic 128, phys. 385, len 8 [ 53.278280][ T629] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 53.306971][ T629] 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 4, max 84(84), depth 0(0) [ 53.325176][ T629] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 53.337903][ T629] EXT4-fs (loop2): This should not happen!! Data will be lost [ 53.337903][ T629] [ 53.438593][ T635] EXT4-fs (loop2): Ignoring removed bh option [ 53.444998][ T635] EXT4-fs (loop2): Ignoring removed oldalloc option [ 53.451665][ T635] EXT4-fs (loop2): Ignoring removed nobh option [ 53.458503][ T635] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 53.478345][ T635] 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 [ 53.517551][ T635] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.38: Allocating blocks 497-513 which overlap fs metadata [ 53.531657][ T635] EXT4-fs (loop2): pa ffff88811c9415e8: logic 128, phys. 385, len 8 [ 53.539765][ T635] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 53.568003][ T635] 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) [ 53.585966][ T635] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 53.599125][ T635] EXT4-fs (loop2): This should not happen!! Data will be lost [ 53.599125][ T635] [ 53.609370][ T635] 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) [ 53.627791][ T635] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 53.724525][ T641] EXT4-fs (loop2): Ignoring removed bh option [ 53.730816][ T641] EXT4-fs (loop2): Ignoring removed oldalloc option [ 53.737475][ T641] EXT4-fs (loop2): Ignoring removed nobh option [ 53.743762][ T641] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 53.758023][ T641] 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 [ 53.795272][ T641] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.39: Allocating blocks 497-513 which overlap fs metadata [ 53.809353][ T641] EXT4-fs (loop2): pa ffff88811c872690: logic 128, phys. 385, len 8 [ 53.817467][ T641] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 53.844751][ T641] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.39: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 53.862692][ T641] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 53.875478][ T641] EXT4-fs (loop2): This should not happen!! Data will be lost [ 53.875478][ T641] [ 53.885612][ T641] 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) [ 53.903975][ T641] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 54.084605][ T647] EXT4-fs (loop2): Ignoring removed bh option [ 54.090847][ T647] EXT4-fs (loop2): Ignoring removed oldalloc option [ 54.097859][ T647] EXT4-fs (loop2): Ignoring removed nobh option [ 54.104223][ T647] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 54.118184][ T647] 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 [ 54.157153][ T647] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.40: Allocating blocks 497-513 which overlap fs metadata [ 54.171261][ T647] EXT4-fs (loop2): pa ffff88812a5cdbd0: logic 128, phys. 385, len 8 [ 54.179574][ T647] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 54.207942][ T647] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.40: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 54.226620][ T647] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 54.239189][ T647] EXT4-fs (loop2): This should not happen!! Data will be lost [ 54.239189][ T647] [ 54.249588][ T647] 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) [ 54.268223][ T647] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 54.466173][ T653] EXT4-fs (loop2): Ignoring removed bh option [ 54.472578][ T653] EXT4-fs (loop2): Ignoring removed oldalloc option [ 54.479278][ T653] EXT4-fs (loop2): Ignoring removed nobh option [ 54.485613][ T653] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 54.508493][ T653] 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 [ 54.548763][ T653] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.41: Allocating blocks 497-513 which overlap fs metadata [ 54.562924][ T653] EXT4-fs (loop2): pa ffff88812a5b40a8: logic 128, phys. 385, len 8 [ 54.571063][ T653] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 54.598527][ T653] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.41: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 54.616746][ T653] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 54.629910][ T653] EXT4-fs (loop2): This should not happen!! Data will be lost [ 54.629910][ T653] [ 54.640481][ T653] 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) [ 54.659270][ T653] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 54.833973][ T659] EXT4-fs (loop2): Ignoring removed bh option [ 54.840171][ T659] EXT4-fs (loop2): Ignoring removed oldalloc option [ 54.847236][ T659] EXT4-fs (loop2): Ignoring removed nobh option [ 54.853816][ T659] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 54.868219][ T659] 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 [ 54.916558][ T659] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.42: Allocating blocks 497-513 which overlap fs metadata [ 54.930598][ T659] EXT4-fs (loop2): pa ffff88812a5e9dc8: logic 128, phys. 385, len 8 [ 54.938903][ T659] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 54.971750][ T659] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.42: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 5, max 84(84), depth 0(0) [ 54.989814][ T659] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 136 with max blocks 8 with error 117 [ 54.989830][ T9] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm kworker/u4:1: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 54.989933][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 132: len 4: ext4_ext_map_blocks returned -117 [ 55.002742][ T659] EXT4-fs (loop2): This should not happen!! Data will be lost [ 55.002742][ T659] [ 55.021246][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) 2026/04/08 19:01:16 executed programs: 28 [ 55.229891][ T665] EXT4-fs (loop2): Ignoring removed bh option [ 55.236079][ T665] EXT4-fs (loop2): Ignoring removed oldalloc option [ 55.243063][ T665] EXT4-fs (loop2): Ignoring removed nobh option [ 55.249530][ T665] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.268206][ T665] 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 [ 55.312904][ T665] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.43: Allocating blocks 497-513 which overlap fs metadata [ 55.327195][ T665] EXT4-fs (loop2): pa ffff88812a5e9e70: logic 128, phys. 385, len 8 [ 55.335272][ T665] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 55.362915][ T665] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.43: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 55.381207][ T665] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 55.394101][ T665] EXT4-fs (loop2): This should not happen!! Data will be lost [ 55.394101][ T665] [ 55.404529][ T665] 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) [ 55.423292][ T665] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 55.548361][ T671] EXT4-fs (loop2): Ignoring removed bh option [ 55.554571][ T671] EXT4-fs (loop2): Ignoring removed oldalloc option [ 55.561557][ T671] EXT4-fs (loop2): Ignoring removed nobh option [ 55.567987][ T671] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.588124][ T671] 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 [ 55.631479][ T671] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.44: Allocating blocks 497-513 which overlap fs metadata [ 55.645770][ T671] EXT4-fs (loop2): pa ffff88812a61a1f8: logic 128, phys. 385, len 8 [ 55.654307][ T671] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 55.682879][ T671] 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) [ 55.700924][ T671] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 55.713780][ T671] EXT4-fs (loop2): This should not happen!! Data will be lost [ 55.713780][ T671] [ 55.724169][ T671] 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) [ 55.743380][ T671] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 55.818049][ T677] EXT4-fs (loop2): Ignoring removed bh option [ 55.824616][ T677] EXT4-fs (loop2): Ignoring removed oldalloc option [ 55.831445][ T677] EXT4-fs (loop2): Ignoring removed nobh option [ 55.837736][ T677] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.858192][ T677] 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 [ 55.899728][ T677] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.45: Allocating blocks 497-513 which overlap fs metadata [ 55.913957][ T677] EXT4-fs (loop2): pa ffff88812a668b28: logic 128, phys. 385, len 8 [ 55.922068][ T677] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 55.949049][ T677] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.45: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 55.967059][ T677] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 55.979566][ T677] EXT4-fs (loop2): This should not happen!! Data will be lost [ 55.979566][ T677] [ 55.990156][ T677] 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) [ 56.008808][ T677] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 56.076187][ T683] EXT4-fs (loop2): Ignoring removed bh option [ 56.082424][ T683] EXT4-fs (loop2): Ignoring removed oldalloc option [ 56.089068][ T683] EXT4-fs (loop2): Ignoring removed nobh option [ 56.095533][ T683] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.118099][ T683] 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 [ 56.156511][ T683] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.46: Allocating blocks 497-513 which overlap fs metadata [ 56.170722][ T683] EXT4-fs (loop2): pa ffff88812a6461f8: logic 128, phys. 385, len 8 [ 56.178829][ T683] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 56.204582][ T683] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.46: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 56.223078][ T683] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 56.235982][ T683] EXT4-fs (loop2): This should not happen!! Data will be lost [ 56.235982][ T683] [ 56.246615][ T683] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.46: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 56.265053][ T683] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 56.389947][ T689] EXT4-fs (loop2): Ignoring removed bh option [ 56.396209][ T689] EXT4-fs (loop2): Ignoring removed oldalloc option [ 56.402889][ T689] EXT4-fs (loop2): Ignoring removed nobh option [ 56.409467][ T689] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.428059][ T689] 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 [ 56.466821][ T689] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.47: Allocating blocks 497-513 which overlap fs metadata [ 56.481143][ T689] EXT4-fs (loop2): pa ffff88812a683e70: logic 128, phys. 385, len 8 [ 56.489172][ T689] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 56.516695][ T689] 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) [ 56.534857][ T689] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 56.547424][ T689] EXT4-fs (loop2): This should not happen!! Data will be lost [ 56.547424][ T689] [ 56.558081][ T689] 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) [ 56.577057][ T689] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 56.700512][ T695] EXT4-fs (loop2): Ignoring removed bh option [ 56.706749][ T695] EXT4-fs (loop2): Ignoring removed oldalloc option [ 56.713657][ T695] EXT4-fs (loop2): Ignoring removed nobh option [ 56.720032][ T695] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.738272][ T695] 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 [ 56.776306][ T695] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.48: Allocating blocks 497-513 which overlap fs metadata [ 56.790257][ T695] EXT4-fs (loop2): pa ffff88812a683dc8: logic 128, phys. 385, len 8 [ 56.798569][ T695] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 56.826773][ T695] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.48: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 56.845550][ T695] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 56.858376][ T695] EXT4-fs (loop2): This should not happen!! Data will be lost [ 56.858376][ T695] [ 56.868959][ T695] ------------[ cut here ]------------ [ 56.874425][ T695] kernel BUG at fs/ext4/mballoc.c:3729! [ 56.880165][ T695] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 56.886630][ T695] CPU: 1 PID: 695 Comm: syz.2.48 Not tainted syzkaller #0 [ 56.894036][ T695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 56.904105][ T695] RIP: 0010:ext4_mb_normalize_request+0x1291/0x12e0 [ 56.910760][ T695] Code: ff ff 48 8b 7d a8 e8 1e 28 cb ff e9 6b fc ff ff e8 14 a8 90 ff 0f 0b e8 0d a8 90 ff 0f 0b e8 06 a8 90 ff 0f 0b e8 ff a7 90 ff <0f> 0b e8 f8 a7 90 ff 0f 0b e8 f1 a7 90 ff 48 8b 85 78 ff ff ff 42 [ 56.930609][ T695] RSP: 0018:ffffc900035d6b90 EFLAGS: 00010293 [ 56.937377][ T695] RAX: ffffffff81d40b51 RBX: 0000000000000070 RCX: ffff88811ce013c0 [ 56.945560][ T695] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 56.953660][ T695] RBP: ffffc900035d6c70 R08: ffff88812a652daf R09: 1ffff110254ca5b5 [ 56.961736][ T695] R10: dffffc0000000000 R11: ffffed10254ca5b6 R12: ffff88812a6b33c0 [ 56.969833][ T695] R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000035 [ 56.977990][ T695] FS: 00007f6fe4e686c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 56.986902][ T695] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.993468][ T695] CR2: 00007f6fe4e46ff8 CR3: 000000010df09000 CR4: 00000000003506a0 [ 57.001603][ T695] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 57.009562][ T695] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 57.017626][ T695] Call Trace: [ 57.020979][ T695] ext4_mb_new_blocks+0xc31/0x4340 [ 57.026074][ T695] ? __getblk_gfp+0x3b/0x780 [ 57.030645][ T695] ? ext4_ext_search_right+0x398/0x880 [ 57.036097][ T695] ? ext4_mb_pa_callback+0xd0/0xd0 [ 57.041188][ T695] ? get_implied_cluster_alloc+0x2b6/0x940 [ 57.047119][ T695] ? ext4_ext_check_overlap+0x433/0x5c0 [ 57.053186][ T695] ? ext4_ext_find_goal+0x108/0x200 [ 57.058365][ T695] ext4_ext_map_blocks+0x1679/0x5dd0 [ 57.063653][ T695] ? block_invalidatepage+0x3ca/0x410 [ 57.069095][ T695] ? ext4_ext_release+0x10/0x10 [ 57.073966][ T695] ext4_map_blocks+0x985/0x1bd0 [ 57.078802][ T695] ? recalc_bh_state+0x44/0x1f0 [ 57.083723][ T695] ? ext4_issue_zeroout+0x1a0/0x1a0 [ 57.088900][ T695] ? __kasan_check_read+0x11/0x20 [ 57.093901][ T695] ? __ext4_journal_start_sb+0x2e2/0x490 [ 57.099628][ T695] ext4_convert_unwritten_extents+0x227/0x400 [ 57.105763][ T695] ? trace_ext4_fallocate_exit+0x140/0x140 [ 57.111700][ T695] ext4_convert_unwritten_io_end_vec+0x103/0x180 [ 57.118012][ T695] ext4_put_io_end+0xc4/0x260 [ 57.122673][ T695] ? ext4_writepages+0x10d1/0x2eb0 [ 57.127960][ T695] ext4_writepages+0x10d9/0x2eb0 [ 57.132999][ T695] ? ext4_readpage+0x220/0x220 [ 57.137871][ T695] ? ext4_readpage+0x220/0x220 [ 57.142614][ T695] do_writepages+0x128/0x280 [ 57.147396][ T695] ? ext4_set_page_dirty+0x1a0/0x1a0 [ 57.152752][ T695] ? __writepage+0x130/0x130 [ 57.157338][ T695] ? __kasan_check_write+0x14/0x20 [ 57.162429][ T695] ? _raw_spin_lock+0x94/0xf0 [ 57.167081][ T695] ? _raw_spin_unlock+0x4d/0x70 [ 57.172074][ T695] __filemap_fdatawrite_range+0x2a0/0x350 [ 57.178080][ T695] ? filemap_check_errors+0x120/0x120 [ 57.183660][ T695] ? __get_user_nocheck_1+0x6/0x10 [ 57.188852][ T695] ? generic_perform_write+0x4c8/0x540 [ 57.194490][ T695] ? preempt_count_add+0x90/0x1b0 [ 57.199586][ T695] file_write_and_wait_range+0x8c/0x110 [ 57.205113][ T695] ext4_sync_file+0x1a9/0x9f0 [ 57.209856][ T695] vfs_fsync_range+0x190/0x1a0 [ 57.214697][ T695] ext4_buffered_write_iter+0x59b/0x640 [ 57.220232][ T695] ext4_file_write_iter+0x53f/0x1980 [ 57.225500][ T695] ? futex_wait+0x6f0/0x6f0 [ 57.230288][ T695] ? avc_policy_seqno+0x1b/0x70 [ 57.235126][ T695] ? selinux_file_permission+0x2a5/0x510 [ 57.241083][ T695] ? ext4_file_read_iter+0x530/0x530 [ 57.246559][ T695] ? security_file_permission+0x83/0xa0 [ 57.252188][ T695] ? iov_iter_init+0x3f/0x120 [ 57.256852][ T695] vfs_write+0x758/0xdc0 [ 57.261118][ T695] ? kernel_write+0x3c0/0x3c0 [ 57.265953][ T695] ? __fget_files+0x2c4/0x320 [ 57.270707][ T695] ? __fdget+0x1a1/0x230 [ 57.275049][ T695] ? __x64_sys_pwrite64+0xf2/0x220 [ 57.280148][ T695] __x64_sys_pwrite64+0x197/0x220 [ 57.285239][ T695] ? ksys_pwrite64+0x1b0/0x1b0 [ 57.290174][ T695] ? __kasan_check_read+0x11/0x20 [ 57.295268][ T695] ? exit_to_user_mode_prepare+0x9a/0xa0 [ 57.300966][ T695] do_syscall_64+0x31/0x40 [ 57.305360][ T695] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 57.311246][ T695] RIP: 0033:0x7f6fe5005799 [ 57.315789][ T695] 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 [ 57.335383][ T695] RSP: 002b:00007f6fe4e68028 EFLAGS: 00000246 ORIG_RAX: 0000000000000012 [ 57.343865][ T695] RAX: ffffffffffffffda RBX: 00007f6fe527efa0 RCX: 00007f6fe5005799 [ 57.351821][ T695] RDX: 00000000200000c1 RSI: 00002000000000c0 RDI: 0000000000000006 [ 57.359784][ T695] RBP: 00007f6fe509bc99 R08: 0000000000000000 R09: 0000000000000000 [ 57.367831][ T695] R10: 0000000000009000 R11: 0000000000000246 R12: 0000000000000000 [ 57.375789][ T695] R13: 00007f6fe527f038 R14: 00007f6fe527efa0 R15: 00007ffef1da9298 [ 57.384036][ T695] Modules linked in: [ 57.388141][ T695] ---[ end trace 0ad68c7bc04ec20e ]--- [ 57.393737][ T695] RIP: 0010:ext4_mb_normalize_request+0x1291/0x12e0 [ 57.400610][ T695] Code: ff ff 48 8b 7d a8 e8 1e 28 cb ff e9 6b fc ff ff e8 14 a8 90 ff 0f 0b e8 0d a8 90 ff 0f 0b e8 06 a8 90 ff 0f 0b e8 ff a7 90 ff <0f> 0b e8 f8 a7 90 ff 0f 0b e8 f1 a7 90 ff 48 8b 85 78 ff ff ff 42 [ 57.420714][ T695] RSP: 0018:ffffc900035d6b90 EFLAGS: 00010293 [ 57.427088][ T695] RAX: ffffffff81d40b51 RBX: 0000000000000070 RCX: ffff88811ce013c0 [ 57.435164][ T695] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 57.443192][ T695] RBP: ffffc900035d6c70 R08: ffff88812a652daf R09: 1ffff110254ca5b5 [ 57.451190][ T695] R10: dffffc0000000000 R11: ffffed10254ca5b6 R12: ffff88812a6b33c0 [ 57.459336][ T695] R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000035 [ 57.467434][ T695] FS: 00007f6fe4e686c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 57.476448][ T695] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.483285][ T695] CR2: 00007f6fe5052e80 CR3: 000000010df09000 CR4: 00000000003506b0 [ 57.491380][ T695] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 57.499371][ T695] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 57.507353][ T695] Kernel panic - not syncing: Fatal exception [ 57.513806][ T695] Kernel Offset: disabled [ 57.518113][ T695] Rebooting in 86400 seconds..