Warning: Permanently added '10.128.1.16' (ED25519) to the list of known hosts. 2026/03/11 09:36:47 parsed 1 programs [ 32.958127][ T24] audit: type=1400 audit(1773221807.670:64): avc: denied { node_bind } for pid=275 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 32.979635][ T24] audit: type=1400 audit(1773221807.670:65): avc: denied { create } for pid=275 comm="syz-execprog" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rawip_socket permissive=1 [ 32.999645][ T24] audit: type=1400 audit(1773221807.670:66): avc: denied { module_request } for pid=275 comm="syz-execprog" kmod="net-pf-2-proto-262-type-1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 33.901881][ T24] audit: type=1400 audit(1773221808.610:67): avc: denied { mounton } for pid=281 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 33.905088][ T281] cgroup: Unknown subsys name 'net' [ 33.924809][ T24] audit: type=1400 audit(1773221808.610:68): avc: denied { mount } for pid=281 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 33.952299][ T24] audit: type=1400 audit(1773221808.640:69): avc: denied { unmount } for pid=281 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 33.952881][ T281] cgroup: Unknown subsys name 'devices' [ 34.098987][ T281] cgroup: Unknown subsys name 'hugetlb' [ 34.104748][ T281] cgroup: Unknown subsys name 'rlimit' [ 34.342913][ T24] audit: type=1400 audit(1773221809.050:70): avc: denied { setattr } for pid=281 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=253 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 34.366171][ T24] audit: type=1400 audit(1773221809.050:71): avc: denied { create } for pid=281 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 34.386729][ T24] audit: type=1400 audit(1773221809.050:72): avc: denied { write } for pid=281 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 34.407000][ T24] audit: type=1400 audit(1773221809.050:73): avc: denied { read } for pid=281 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 34.431794][ T286] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 34.486955][ T281] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 34.998900][ T288] request_module fs-gadgetfs succeeded, but still no fs? [ 35.010068][ T288] cgroup: cgroup: disabling cgroup2 socket matching due to net_prio or net_cls activation [ 35.227225][ T308] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.234283][ T308] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.241892][ T308] device bridge_slave_0 entered promiscuous mode [ 35.249751][ T308] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.256778][ T308] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.264376][ T308] device bridge_slave_1 entered promiscuous mode [ 35.304585][ T308] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.311660][ T308] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.319019][ T308] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.326048][ T308] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.344533][ T309] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.351928][ T309] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.359363][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 35.367179][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 35.376950][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 35.385219][ T309] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.392367][ T309] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.401206][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 35.409979][ T309] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.417050][ T309] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.430036][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 35.439282][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 35.453613][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 35.464449][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 35.472660][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 35.480443][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 35.489503][ T308] device veth0_vlan entered promiscuous mode [ 35.500000][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 35.508962][ T308] device veth1_macvtap entered promiscuous mode [ 35.518271][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 35.527998][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/03/11 09:36:50 executed programs: 0 [ 36.241338][ T353] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.248637][ T353] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.256100][ T353] device bridge_slave_0 entered promiscuous mode [ 36.264196][ T353] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.271409][ T353] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.278864][ T353] device bridge_slave_1 entered promiscuous mode [ 36.333038][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 36.340493][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 36.349377][ T49] device bridge_slave_1 left promiscuous mode [ 36.355498][ T49] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.363703][ T49] device bridge_slave_0 left promiscuous mode [ 36.369912][ T49] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.378141][ T49] device veth1_macvtap left promiscuous mode [ 36.384151][ T49] device veth0_vlan left promiscuous mode [ 36.452948][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 36.461488][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 36.469782][ T309] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.476978][ T309] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.484623][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 36.494016][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 36.502558][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 36.510807][ T309] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.517903][ T309] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.529727][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 36.539122][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 36.552608][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 36.563750][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 36.572032][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 36.579693][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 36.588282][ T353] device veth0_vlan entered promiscuous mode [ 36.598591][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 36.607768][ T353] device veth1_macvtap entered promiscuous mode [ 36.616704][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 36.632255][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 36.693681][ T377] EXT4-fs (loop2): Ignoring removed bh option [ 36.701456][ T377] EXT4-fs (loop2): Ignoring removed oldalloc option [ 36.708655][ T377] EXT4-fs (loop2): Ignoring removed nobh option [ 36.714992][ T377] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 36.738764][ T377] 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 [ 36.790931][ T377] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.17: Allocating blocks 497-513 which overlap fs metadata [ 36.804991][ T377] EXT4-fs (loop2): pa ffff88810d380bd0: logic 128, phys. 385, len 8 [ 36.813083][ T377] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 36.842763][ T309] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:3: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 36.861792][ T309] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 114: len 2: ext4_ext_map_blocks returned -117 [ 36.861885][ T377] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.17: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 36.876371][ T309] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 36.903922][ T377] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 117 with max blocks 3 with error 117 [ 36.919393][ T377] EXT4-fs (loop2): This should not happen!! Data will be lost [ 36.919393][ T377] [ 36.930372][ T377] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.17: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 36.949352][ T377] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 1: ext4_ext_map_blocks returned -117 [ 37.080113][ T383] EXT4-fs (loop2): Ignoring removed bh option [ 37.086234][ T383] EXT4-fs (loop2): Ignoring removed oldalloc option [ 37.093128][ T383] EXT4-fs (loop2): Ignoring removed nobh option [ 37.099937][ T383] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 37.128209][ T383] 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 [ 37.174023][ T383] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.18: Allocating blocks 497-513 which overlap fs metadata [ 37.188081][ T383] EXT4-fs (loop2): pa ffff88810d3805e8: logic 128, phys. 385, len 8 [ 37.196133][ T383] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 37.222259][ T383] 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) [ 37.240868][ T383] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 76 with max blocks 4 with error 117 [ 37.240886][ T309] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:3: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 37.241219][ T309] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 72: len 4: ext4_ext_map_blocks returned -117 [ 37.254062][ T383] EXT4-fs (loop2): This should not happen!! Data will be lost [ 37.254062][ T383] [ 37.285686][ T309] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 37.487808][ T389] EXT4-fs (loop2): Ignoring removed bh option [ 37.496135][ T389] EXT4-fs (loop2): Ignoring removed oldalloc option [ 37.503227][ T389] EXT4-fs (loop2): Ignoring removed nobh option [ 37.509884][ T389] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 37.528972][ T389] 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 [ 37.570117][ T389] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.19: Allocating blocks 497-513 which overlap fs metadata [ 37.584200][ T389] EXT4-fs (loop2): pa ffff888121980a80: logic 128, phys. 385, len 8 [ 37.592264][ T389] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 37.634145][ T389] 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) [ 37.652050][ 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) [ 37.654274][ T389] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 148 with max blocks 12 with error 117 [ 37.677606][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 144: len 1: ext4_ext_map_blocks returned -117 [ 37.682887][ T389] EXT4-fs (loop2): This should not happen!! Data will be lost [ 37.682887][ T389] [ 37.696655][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 37.844622][ T415] EXT4-fs (loop2): Ignoring removed bh option [ 37.851303][ T415] EXT4-fs (loop2): Ignoring removed oldalloc option [ 37.858059][ T415] EXT4-fs (loop2): Ignoring removed nobh option [ 37.864390][ T415] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 37.888280][ T415] 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 [ 37.928134][ T415] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.20: Allocating blocks 497-513 which overlap fs metadata [ 37.942213][ T415] EXT4-fs (loop2): pa ffff88810d39f498: logic 128, phys. 385, len 8 [ 37.950416][ T415] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 37.978462][ 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) [ 37.997355][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 101: len 3: ext4_ext_map_blocks returned -117 [ 37.997373][ T415] 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) [ 37.997739][ T415] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 105 with max blocks 3 with error 117 [ 38.012640][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 38.046321][ T415] EXT4-fs (loop2): This should not happen!! Data will be lost [ 38.046321][ T415] [ 38.065837][ T415] 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) [ 38.084310][ T415] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 104: len 1: ext4_ext_map_blocks returned -117 [ 38.244829][ T421] EXT4-fs (loop2): Ignoring removed bh option [ 38.251247][ T421] EXT4-fs (loop2): Ignoring removed oldalloc option [ 38.258145][ T421] EXT4-fs (loop2): Ignoring removed nobh option [ 38.264527][ T421] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 38.288419][ T421] 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 [ 38.330048][ T421] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.21: Allocating blocks 497-513 which overlap fs metadata [ 38.344283][ T421] EXT4-fs (loop2): pa ffff88810d39fe70: logic 128, phys. 385, len 8 [ 38.352702][ T421] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 38.379552][ T421] 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) [ 38.397983][ T421] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 92 with max blocks 4 with error 117 [ 38.398071][ 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) [ 38.412014][ T421] EXT4-fs (loop2): This should not happen!! Data will be lost [ 38.412014][ T421] [ 38.430155][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 88: len 4: ext4_ext_map_blocks returned -117 [ 38.452553][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 38.605128][ T427] EXT4-fs (loop2): Ignoring removed bh option [ 38.611310][ T427] EXT4-fs (loop2): Ignoring removed oldalloc option [ 38.618189][ T427] EXT4-fs (loop2): Ignoring removed nobh option [ 38.624469][ T427] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 38.638197][ T427] 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 [ 38.681993][ T427] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.22: Allocating blocks 497-513 which overlap fs metadata [ 38.696129][ T427] EXT4-fs (loop2): pa ffff8881219802a0: logic 128, phys. 385, len 8 [ 38.704303][ T427] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 38.985904][ T433] EXT4-fs (loop2): Ignoring removed bh option [ 38.992558][ T433] EXT4-fs (loop2): Ignoring removed oldalloc option [ 38.999517][ T433] EXT4-fs (loop2): Ignoring removed nobh option [ 39.006000][ T433] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 39.028419][ T433] 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 [ 39.073340][ T433] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.23: Allocating blocks 497-513 which overlap fs metadata [ 39.087309][ T433] EXT4-fs (loop2): pa ffff888121a21888: logic 128, phys. 385, len 8 [ 39.095302][ T433] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 39.132528][ T433] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.23: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 39.151114][ T433] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 150 with max blocks 2 with error 117 [ 39.151202][ 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) [ 39.164471][ T433] EXT4-fs (loop2): This should not happen!! Data will be lost [ 39.164471][ T433] [ 39.182617][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 141: len 3: ext4_ext_map_blocks returned -117 [ 39.194339][ T433] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.23: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 39.205743][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 39.225203][ T433] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 148: len 2: ext4_ext_map_blocks returned -117 [ 39.236661][ 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) [ 39.269012][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 144: len 4: ext4_ext_map_blocks returned -117 [ 39.283285][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 39.495804][ T439] EXT4-fs (loop2): Ignoring removed bh option [ 39.502285][ T439] EXT4-fs (loop2): Ignoring removed oldalloc option [ 39.509146][ T439] EXT4-fs (loop2): Ignoring removed nobh option [ 39.515525][ T439] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 39.538285][ T439] 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 [ 39.582874][ T439] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.24: Allocating blocks 497-513 which overlap fs metadata [ 39.596980][ T439] EXT4-fs (loop2): pa ffff888121a212a0: logic 128, phys. 385, len 8 [ 39.605010][ T439] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 39.636363][ T439] 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) [ 39.655099][ T439] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 124 with max blocks 4 with error 117 [ 39.667839][ T439] EXT4-fs (loop2): This should not happen!! Data will be lost [ 39.667839][ T439] [ 39.678512][ 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) [ 39.697013][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 120: len 4: ext4_ext_map_blocks returned -117 [ 39.710834][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 39.885284][ T445] EXT4-fs (loop2): Ignoring removed bh option [ 39.891737][ T445] EXT4-fs (loop2): Ignoring removed oldalloc option [ 39.898785][ T445] EXT4-fs (loop2): Ignoring removed nobh option [ 39.905079][ T445] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 39.928168][ T445] 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 [ 39.971901][ T445] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.25: Allocating blocks 497-513 which overlap fs metadata [ 39.985894][ T445] EXT4-fs (loop2): pa ffff888121a93498: logic 128, phys. 385, len 8 [ 39.993953][ T445] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 40.024725][ 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) [ 40.043513][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 105: len 3: ext4_ext_map_blocks returned -117 [ 40.043597][ T445] 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) [ 40.058460][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 40.076614][ T445] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 115 with max blocks 1 with error 117 [ 40.089613][ 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) [ 40.101338][ T445] EXT4-fs (loop2): This should not happen!! Data will be lost [ 40.101338][ T445] [ 40.127527][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 108: len 4: ext4_ext_map_blocks returned -117 [ 40.131744][ T445] 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) [ 40.143364][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 40.162737][ T445] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 112: len 3: ext4_ext_map_blocks returned -117 [ 40.327847][ T451] EXT4-fs (loop2): Ignoring removed bh option [ 40.337302][ T451] EXT4-fs (loop2): Ignoring removed oldalloc option [ 40.344739][ T451] EXT4-fs (loop2): Ignoring removed nobh option [ 40.351067][ T451] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 40.368098][ T451] 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 [ 40.412193][ T451] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.26: Allocating blocks 497-513 which overlap fs metadata [ 40.426357][ T451] EXT4-fs (loop2): pa ffff888121ac17e0: logic 128, phys. 385, len 8 [ 40.434495][ T451] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 40.480826][ T451] 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) [ 40.498972][ T451] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 40.512016][ T451] EXT4-fs (loop2): This should not happen!! Data will be lost [ 40.512016][ T451] [ 40.522834][ T451] 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) [ 40.546163][ T451] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 40.723972][ T457] EXT4-fs (loop2): Ignoring removed bh option [ 40.730312][ T457] EXT4-fs (loop2): Ignoring removed oldalloc option [ 40.737165][ T457] EXT4-fs (loop2): Ignoring removed nobh option [ 40.743442][ T457] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 40.758225][ T457] 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 [ 40.799874][ T457] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.27: Allocating blocks 497-513 which overlap fs metadata [ 40.813833][ T457] EXT4-fs (loop2): pa ffff888121a6f540: logic 128, phys. 385, len 8 [ 40.821882][ T457] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 40.852388][ T457] 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) [ 40.870481][ T457] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 40.882967][ T457] EXT4-fs (loop2): This should not happen!! Data will be lost [ 40.882967][ T457] [ 40.893496][ T457] 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) [ 40.912001][ T457] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 41.075596][ T463] EXT4-fs (loop2): Ignoring removed bh option [ 41.081835][ T463] EXT4-fs (loop2): Ignoring removed oldalloc option [ 41.088880][ T463] EXT4-fs (loop2): Ignoring removed nobh option [ 41.095259][ T463] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 41.118299][ T463] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 41.158963][ T463] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.28: Allocating blocks 497-513 which overlap fs metadata [ 41.172987][ T463] EXT4-fs (loop2): pa ffff888121b0a150: logic 128, phys. 385, len 8 [ 41.181089][ T463] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 41.211017][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 41.229877][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 110: len 2: ext4_ext_map_blocks returned -117 [ 41.229956][ T463] 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) [ 41.244294][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 41.262521][ T463] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 113 with max blocks 3 with error 117 [ 41.287099][ T463] EXT4-fs (loop2): This should not happen!! Data will be lost [ 41.287099][ T463] [ 41.298075][ T463] 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) [ 41.316443][ T463] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 2026/03/11 09:36:56 executed programs: 14 [ 41.506023][ T469] EXT4-fs (loop2): Ignoring removed bh option [ 41.512297][ T469] EXT4-fs (loop2): Ignoring removed oldalloc option [ 41.519305][ T469] EXT4-fs (loop2): Ignoring removed nobh option [ 41.525677][ T469] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 41.548303][ T469] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 41.589129][ T469] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.29: Allocating blocks 497-513 which overlap fs metadata [ 41.603243][ T469] EXT4-fs (loop2): pa ffff888121add5e8: logic 128, phys. 385, len 8 [ 41.611425][ T469] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 41.642576][ T469] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.29: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 41.661035][ T469] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 41.673731][ T469] EXT4-fs (loop2): This should not happen!! Data will be lost [ 41.673731][ T469] [ 41.684411][ T469] 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) [ 41.703273][ T469] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 41.895527][ T475] EXT4-fs (loop2): Ignoring removed bh option [ 41.901742][ T475] EXT4-fs (loop2): Ignoring removed oldalloc option [ 41.908628][ T475] EXT4-fs (loop2): Ignoring removed nobh option [ 41.914903][ T475] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 41.938201][ T475] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 41.979051][ T475] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.30: Allocating blocks 497-513 which overlap fs metadata [ 41.993155][ T475] EXT4-fs (loop2): pa ffff888121b0ae70: logic 128, phys. 385, len 8 [ 42.001391][ T475] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 42.031570][ T475] 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) [ 42.049531][ T475] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 42.049623][ 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) [ 42.063039][ T475] EXT4-fs (loop2): This should not happen!! Data will be lost [ 42.063039][ T475] [ 42.081565][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 42.093680][ T475] 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) [ 42.104737][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 42.129706][ T475] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 42.329983][ T481] EXT4-fs (loop2): Ignoring removed bh option [ 42.336118][ T481] EXT4-fs (loop2): Ignoring removed oldalloc option [ 42.343218][ T481] EXT4-fs (loop2): Ignoring removed nobh option [ 42.349734][ T481] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 42.368136][ T481] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 42.409094][ T481] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.31: Allocating blocks 497-513 which overlap fs metadata [ 42.423174][ T481] EXT4-fs (loop2): pa ffff888121addd20: logic 128, phys. 385, len 8 [ 42.431241][ T481] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 42.462464][ T481] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.31: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 42.480747][ T481] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 42.494790][ T481] EXT4-fs (loop2): This should not happen!! Data will be lost [ 42.494790][ T481] [ 42.505544][ T481] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.31: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 42.524064][ T481] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 42.735442][ T487] EXT4-fs (loop2): Ignoring removed bh option [ 42.741652][ T487] EXT4-fs (loop2): Ignoring removed oldalloc option [ 42.748565][ T487] EXT4-fs (loop2): Ignoring removed nobh option [ 42.754849][ T487] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 42.778304][ T487] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 42.818682][ T487] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.32: Allocating blocks 497-513 which overlap fs metadata [ 42.833174][ T487] EXT4-fs (loop2): pa ffff888121b5e1f8: logic 128, phys. 385, len 8 [ 42.841330][ T487] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 42.872135][ T487] 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) [ 42.890090][ T487] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 42.902810][ T487] EXT4-fs (loop2): This should not happen!! Data will be lost [ 42.902810][ T487] [ 42.913510][ T487] 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) [ 42.932058][ T487] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 43.084751][ T493] EXT4-fs (loop2): Ignoring removed bh option [ 43.090976][ T493] EXT4-fs (loop2): Ignoring removed oldalloc option [ 43.097945][ T493] EXT4-fs (loop2): Ignoring removed nobh option [ 43.104326][ T493] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 43.118010][ T493] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 43.163348][ T493] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.33: Allocating blocks 497-513 which overlap fs metadata [ 43.177771][ T493] EXT4-fs (loop2): pa ffff888121b3d498: logic 128, phys. 385, len 8 [ 43.185764][ T493] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 43.213753][ T493] 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) [ 43.232260][ T493] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 102 with max blocks 2 with error 117 [ 43.232334][ 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) [ 43.244732][ T493] EXT4-fs (loop2): This should not happen!! Data will be lost [ 43.244732][ T493] [ 43.273437][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 96: len 1: ext4_ext_map_blocks returned -117 [ 43.275772][ T493] 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) [ 43.287813][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 43.305871][ T493] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 100: len 2: ext4_ext_map_blocks returned -117 [ 43.486653][ T499] EXT4-fs (loop2): Ignoring removed bh option [ 43.492843][ T499] EXT4-fs (loop2): Ignoring removed oldalloc option [ 43.499971][ T499] EXT4-fs (loop2): Ignoring removed nobh option [ 43.506267][ T499] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 43.528065][ T499] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 43.570065][ T499] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.34: Allocating blocks 497-513 which overlap fs metadata [ 43.584059][ T499] EXT4-fs (loop2): pa ffff888121b8d0a8: logic 128, phys. 385, len 8 [ 43.592222][ T499] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 43.622380][ 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) [ 43.641139][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 105: len 3: ext4_ext_map_blocks returned -117 [ 43.641156][ T499] 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) [ 43.641520][ T499] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 112 with max blocks 1 with error 117 [ 43.655166][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 43.673788][ T499] EXT4-fs (loop2): This should not happen!! Data will be lost [ 43.673788][ T499] [ 43.699850][ 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) [ 43.726788][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 108: len 4: ext4_ext_map_blocks returned -117 [ 43.740585][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 43.895223][ T505] EXT4-fs (loop2): Ignoring removed bh option [ 43.901450][ T505] EXT4-fs (loop2): Ignoring removed oldalloc option [ 43.908344][ T505] EXT4-fs (loop2): Ignoring removed nobh option [ 43.914735][ T505] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 43.938344][ T505] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 43.979750][ T505] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.35: Allocating blocks 497-513 which overlap fs metadata [ 43.993727][ T505] EXT4-fs (loop2): pa ffff888121b8dbd0: logic 128, phys. 385, len 8 [ 44.001797][ T505] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 44.030720][ 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) [ 44.049640][ T49] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 100: len 4: ext4_ext_map_blocks returned -117 [ 44.049723][ T505] 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) [ 44.064260][ T49] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 44.082378][ T505] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 104 with max blocks 8 with error 117 [ 44.107390][ T505] EXT4-fs (loop2): This should not happen!! Data will be lost [ 44.107390][ T505] [ 44.369735][ T511] EXT4-fs (loop2): Ignoring removed bh option [ 44.376397][ T511] EXT4-fs (loop2): Ignoring removed oldalloc option [ 44.383269][ T511] EXT4-fs (loop2): Ignoring removed nobh option [ 44.389628][ T511] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 44.408153][ T511] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 44.450313][ T511] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.36: Allocating blocks 497-513 which overlap fs metadata [ 44.464477][ T511] EXT4-fs (loop2): pa ffff888121ba02a0: logic 128, phys. 385, len 8 [ 44.472521][ T511] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 44.503700][ T511] 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) [ 44.521723][ T511] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 44.534320][ T511] EXT4-fs (loop2): This should not happen!! Data will be lost [ 44.534320][ T511] [ 44.545032][ T511] 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) [ 44.563666][ T511] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 44.756529][ T517] EXT4-fs (loop2): Ignoring removed bh option [ 44.762856][ T517] EXT4-fs (loop2): Ignoring removed oldalloc option [ 44.769842][ T517] EXT4-fs (loop2): Ignoring removed nobh option [ 44.776137][ T517] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 44.798345][ T517] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 44.841555][ T517] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.37: Allocating blocks 497-513 which overlap fs metadata [ 44.855551][ T517] EXT4-fs (loop2): pa ffff888121ba00a8: logic 128, phys. 385, len 8 [ 44.863595][ T517] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 44.894705][ T517] 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) [ 44.912753][ T517] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 44.925479][ T517] EXT4-fs (loop2): This should not happen!! Data will be lost [ 44.925479][ T517] [ 44.936142][ T517] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.37: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 44.954619][ T517] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 45.128490][ T523] EXT4-fs (loop2): Ignoring removed bh option [ 45.136661][ T523] EXT4-fs (loop2): Ignoring removed oldalloc option [ 45.143575][ T523] EXT4-fs (loop2): Ignoring removed nobh option [ 45.149994][ T523] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 45.168193][ T523] 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 [ 45.208841][ T523] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.38: Allocating blocks 497-513 which overlap fs metadata [ 45.222853][ T523] EXT4-fs (loop2): pa ffff888121becd20: logic 128, phys. 385, len 8 [ 45.230914][ T523] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 45.259692][ T523] 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) [ 45.277561][ T523] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 45.290236][ T523] EXT4-fs (loop2): This should not happen!! Data will be lost [ 45.290236][ T523] [ 45.300974][ T523] 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) [ 45.319675][ T523] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 45.495494][ T529] EXT4-fs (loop2): Ignoring removed bh option [ 45.501689][ T529] EXT4-fs (loop2): Ignoring removed oldalloc option [ 45.508543][ T529] EXT4-fs (loop2): Ignoring removed nobh option [ 45.514821][ T529] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 45.538463][ T529] 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 [ 45.581698][ T529] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.39: Allocating blocks 497-513 which overlap fs metadata [ 45.595902][ T529] EXT4-fs (loop2): pa ffff88812c842348: logic 128, phys. 385, len 8 [ 45.603966][ T529] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 45.630760][ 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) [ 45.649569][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 93: len 3: ext4_ext_map_blocks returned -117 [ 45.649667][ T529] 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) [ 45.663293][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 45.683279][ T529] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 97 with max blocks 3 with error 117 [ 45.706621][ T529] EXT4-fs (loop2): This should not happen!! Data will be lost [ 45.706621][ T529] [ 45.717390][ T529] 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) [ 45.735816][ T529] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 96: len 1: ext4_ext_map_blocks returned -117 [ 45.893121][ T535] EXT4-fs (loop2): Ignoring removed bh option [ 45.900856][ T535] EXT4-fs (loop2): Ignoring removed oldalloc option [ 45.907615][ T535] EXT4-fs (loop2): Ignoring removed nobh option [ 45.913905][ T535] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 45.928311][ T535] 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 [ 45.969034][ T535] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.40: Allocating blocks 497-513 which overlap fs metadata [ 45.983067][ T535] EXT4-fs (loop2): pa ffff88812c8899d8: logic 128, phys. 385, len 8 [ 45.991135][ T535] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 46.022907][ 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) [ 46.042298][ T535] 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) [ 46.047091][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 111: len 1: ext4_ext_map_blocks returned -117 [ 46.062504][ T535] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 117 with max blocks 3 with error 117 [ 46.074311][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 46.087767][ T535] EXT4-fs (loop2): This should not happen!! Data will be lost [ 46.087767][ T535] [ 46.109643][ 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) [ 46.128456][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 46.130880][ T535] 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) [ 46.142932][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 46.161281][ T535] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 1: ext4_ext_map_blocks returned -117 [ 46.364112][ T541] EXT4-fs (loop2): Ignoring removed bh option [ 46.370309][ T541] EXT4-fs (loop2): Ignoring removed oldalloc option [ 46.377264][ T541] EXT4-fs (loop2): Ignoring removed nobh option [ 46.383557][ T541] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 46.398139][ T541] 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 [ 46.438262][ T541] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.41: Allocating blocks 497-513 which overlap fs metadata [ 46.452339][ T541] EXT4-fs (loop2): pa ffff88812c889e70: logic 128, phys. 385, len 8 [ 46.460581][ T541] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 46.490272][ 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) [ 46.509138][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 113: len 3: ext4_ext_map_blocks returned -117 [ 46.509240][ T541] 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) [ 46.523831][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 46.541737][ T541] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 118 with max blocks 2 with error 117 [ 46.566422][ T541] EXT4-fs (loop2): This should not happen!! Data will be lost [ 46.566422][ T541] [ 46.577106][ T541] 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) [ 46.595465][ T541] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 2: ext4_ext_map_blocks returned -117 2026/03/11 09:37:01 executed programs: 27 [ 46.708370][ T547] EXT4-fs (loop2): Ignoring removed bh option [ 46.715983][ T547] EXT4-fs (loop2): Ignoring removed oldalloc option [ 46.722692][ T547] EXT4-fs (loop2): Ignoring removed nobh option [ 46.729027][ T547] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 46.748255][ T547] 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 [ 46.788800][ T547] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.42: Allocating blocks 497-513 which overlap fs metadata [ 46.802744][ T547] EXT4-fs (loop2): pa ffff88812c85c9d8: logic 128, phys. 385, len 8 [ 46.810787][ T547] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 46.842596][ T547] 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) [ 46.861068][ T547] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 118 with max blocks 2 with error 117 [ 46.861177][ 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) [ 46.874225][ T547] EXT4-fs (loop2): This should not happen!! Data will be lost [ 46.874225][ T547] [ 46.892994][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 46.904773][ T547] 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) [ 46.915632][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 46.941685][ T547] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 2: ext4_ext_map_blocks returned -117 [ 47.127833][ T553] EXT4-fs (loop2): Ignoring removed bh option [ 47.133972][ T553] EXT4-fs (loop2): Ignoring removed oldalloc option [ 47.141083][ T553] EXT4-fs (loop2): Ignoring removed nobh option [ 47.147577][ T553] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 47.168081][ T553] 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 [ 47.208719][ T553] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.43: Allocating blocks 497-513 which overlap fs metadata [ 47.222690][ T553] EXT4-fs (loop2): pa ffff88812c8a7000: logic 128, phys. 385, len 8 [ 47.230844][ T553] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 47.261894][ T553] 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) [ 47.279794][ T553] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 47.292312][ T553] EXT4-fs (loop2): This should not happen!! Data will be lost [ 47.292312][ T553] [ 47.302922][ T553] 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) [ 47.321370][ T553] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 47.475354][ T559] EXT4-fs (loop2): Ignoring removed bh option [ 47.481525][ T559] EXT4-fs (loop2): Ignoring removed oldalloc option [ 47.488435][ T559] EXT4-fs (loop2): Ignoring removed nobh option [ 47.494732][ T559] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 47.518125][ T559] 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 [ 47.558413][ T559] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.44: Allocating blocks 497-513 which overlap fs metadata [ 47.572367][ T559] EXT4-fs (loop2): pa ffff88812c8df690: logic 128, phys. 385, len 8 [ 47.580414][ T559] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 47.611613][ T559] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.44: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 47.630235][ T559] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 122 with max blocks 2 with error 117 [ 47.630623][ 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) [ 47.643847][ T559] EXT4-fs (loop2): This should not happen!! Data will be lost [ 47.643847][ T559] [ 47.661927][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 119: len 1: ext4_ext_map_blocks returned -117 [ 47.685636][ T559] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.44: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 47.695481][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 47.704595][ T559] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 120: len 2: ext4_ext_map_blocks returned -117 [ 47.854383][ T565] EXT4-fs (loop2): Ignoring removed bh option [ 47.860575][ T565] EXT4-fs (loop2): Ignoring removed oldalloc option [ 47.867513][ T565] EXT4-fs (loop2): Ignoring removed nobh option [ 47.876051][ T565] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 47.898270][ T565] 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 [ 47.939152][ T565] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.45: Allocating blocks 497-513 which overlap fs metadata [ 47.953157][ T565] EXT4-fs (loop2): pa ffff88812c90f498: logic 128, phys. 385, len 8 [ 47.961226][ T565] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 47.989549][ T565] 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) [ 48.008248][ T565] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 120 with max blocks 8 with error 117 [ 48.012774][ T7] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm kworker/u4:0: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 48.021188][ T565] EXT4-fs (loop2): This should not happen!! Data will be lost [ 48.021188][ T565] [ 48.041199][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 119: len 1: ext4_ext_map_blocks returned -117 [ 48.062951][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 48.249026][ T571] EXT4-fs (loop2): Ignoring removed bh option [ 48.255169][ T571] EXT4-fs (loop2): Ignoring removed oldalloc option [ 48.261980][ T571] EXT4-fs (loop2): Ignoring removed nobh option [ 48.268359][ T571] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 48.288205][ T571] 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 [ 48.333574][ T571] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.46: Allocating blocks 497-513 which overlap fs metadata [ 48.347796][ T571] EXT4-fs (loop2): pa ffff88812c8df930: logic 128, phys. 385, len 8 [ 48.355802][ T571] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 48.386902][ T571] 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 4, max 84(84), depth 0(0) [ 48.405117][ T571] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 48.417822][ T571] EXT4-fs (loop2): This should not happen!! Data will be lost [ 48.417822][ T571] [ 48.428545][ T571] 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) [ 48.447117][ T571] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 48.614452][ T577] EXT4-fs (loop2): Ignoring removed bh option [ 48.620715][ T577] EXT4-fs (loop2): Ignoring removed oldalloc option [ 48.627640][ T577] EXT4-fs (loop2): Ignoring removed nobh option [ 48.633933][ T577] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 48.648206][ T577] 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 [ 48.689701][ T577] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.47: Allocating blocks 497-513 which overlap fs metadata [ 48.704158][ T577] EXT4-fs (loop2): pa ffff88812c92c0a8: logic 128, phys. 385, len 8 [ 48.712239][ T577] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 48.744921][ 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) [ 48.764341][ T577] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.47: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 48.774432][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 136: len 4: ext4_ext_map_blocks returned -117 [ 48.784047][ T577] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 141 with max blocks 3 with error 117 [ 48.796472][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 48.809926][ T577] EXT4-fs (loop2): This should not happen!! Data will be lost [ 48.809926][ T577] [ 48.832143][ T577] 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) [ 48.850180][ T577] 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) [ 48.868169][ T577] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 140: len 1: ext4_ext_map_blocks returned -117 [ 49.030777][ T583] EXT4-fs (loop2): Ignoring removed bh option [ 49.037116][ T583] EXT4-fs (loop2): Ignoring removed oldalloc option [ 49.046071][ T583] EXT4-fs (loop2): Ignoring removed nobh option [ 49.052465][ T583] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 49.068125][ T583] 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 [ 49.109932][ T583] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.48: Allocating blocks 497-513 which overlap fs metadata [ 49.124033][ T583] EXT4-fs (loop2): pa ffff88812c92c498: logic 128, phys. 385, len 8 [ 49.132093][ T583] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 49.160156][ 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) [ 49.179083][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 106: len 2: ext4_ext_map_blocks returned -117 [ 49.179100][ T583] 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) [ 49.179430][ T583] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 110 with max blocks 2 with error 117 [ 49.193886][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 49.211191][ T583] EXT4-fs (loop2): This should not happen!! Data will be lost [ 49.211191][ T583] [ 49.213556][ T583] 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) [ 49.264662][ T583] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 108: len 2: ext4_ext_map_blocks returned -117 [ 49.398934][ T589] EXT4-fs (loop2): Ignoring removed bh option [ 49.405111][ T589] EXT4-fs (loop2): Ignoring removed oldalloc option [ 49.412018][ T589] EXT4-fs (loop2): Ignoring removed nobh option [ 49.418469][ T589] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 49.438230][ T589] 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 [ 49.478169][ T589] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.49: Allocating blocks 497-513 which overlap fs metadata [ 49.492143][ T589] EXT4-fs (loop2): pa ffff8881103a79d8: logic 128, phys. 385, len 8 [ 49.500229][ T589] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 49.530711][ T589] 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) [ 49.548791][ T589] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 49.561522][ T589] EXT4-fs (loop2): This should not happen!! Data will be lost [ 49.561522][ T589] [ 49.572197][ T589] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.49: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 49.590779][ T589] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 49.796460][ T595] EXT4-fs (loop2): Ignoring removed bh option [ 49.802675][ T595] EXT4-fs (loop2): Ignoring removed oldalloc option [ 49.809863][ T595] EXT4-fs (loop2): Ignoring removed nobh option [ 49.816167][ T595] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 49.838159][ T595] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 49.880007][ T595] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.50: Allocating blocks 497-513 which overlap fs metadata [ 49.894258][ T595] EXT4-fs (loop2): pa ffff88812c9a85e8: logic 128, phys. 385, len 8 [ 49.902349][ T595] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 49.931509][ 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) [ 49.950375][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 100: len 4: ext4_ext_map_blocks returned -117 [ 49.950393][ T595] 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) [ 49.950797][ T595] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 105 with max blocks 3 with error 117 [ 49.965237][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 49.982377][ T595] EXT4-fs (loop2): This should not happen!! Data will be lost [ 49.982377][ T595] [ 49.984692][ T595] 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) [ 50.035918][ T595] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 104: len 1: ext4_ext_map_blocks returned -117 [ 50.158133][ T601] EXT4-fs (loop2): Ignoring removed bh option [ 50.164325][ T601] EXT4-fs (loop2): Ignoring removed oldalloc option [ 50.171286][ T601] EXT4-fs (loop2): Ignoring removed nobh option [ 50.177780][ T601] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 50.198157][ T601] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 50.240878][ T601] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.51: Allocating blocks 497-513 which overlap fs metadata [ 50.254965][ T601] EXT4-fs (loop2): pa ffff88812c9a83f0: logic 128, phys. 385, len 8 [ 50.263278][ T601] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 50.293982][ T601] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.51: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 50.312645][ T601] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 123 with max blocks 1 with error 117 [ 50.314426][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 50.325284][ T601] EXT4-fs (loop2): This should not happen!! Data will be lost [ 50.325284][ T601] [ 50.344924][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 119: len 1: ext4_ext_map_blocks returned -117 [ 50.355673][ T601] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.51: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 50.367716][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 50.392317][ T601] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 120: len 3: ext4_ext_map_blocks returned -117 [ 50.570210][ T607] EXT4-fs (loop2): Ignoring removed bh option [ 50.576459][ T607] EXT4-fs (loop2): Ignoring removed oldalloc option [ 50.583456][ T607] EXT4-fs (loop2): Ignoring removed nobh option [ 50.590023][ T607] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 50.608202][ T607] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 50.649058][ T607] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.52: Allocating blocks 497-513 which overlap fs metadata [ 50.663331][ T607] EXT4-fs (loop2): pa ffff88812c9bc540: logic 128, phys. 385, len 8 [ 50.671423][ T607] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 50.701759][ T607] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.52: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 50.719684][ T607] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 50.732364][ T607] EXT4-fs (loop2): This should not happen!! Data will be lost [ 50.732364][ T607] [ 50.743113][ T607] 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) [ 50.761878][ T607] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 50.926941][ T613] EXT4-fs (loop2): Ignoring removed bh option [ 50.933070][ T613] EXT4-fs (loop2): Ignoring removed oldalloc option [ 50.939950][ T613] EXT4-fs (loop2): Ignoring removed nobh option [ 50.946225][ T613] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 50.968350][ T613] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 51.009851][ T613] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.53: Allocating blocks 497-513 which overlap fs metadata [ 51.024067][ T613] EXT4-fs (loop2): pa ffff88812c992f18: logic 128, phys. 385, len 8 [ 51.032176][ T613] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 51.290178][ T619] EXT4-fs (loop2): Ignoring removed bh option [ 51.296430][ T619] EXT4-fs (loop2): Ignoring removed oldalloc option [ 51.303444][ T619] EXT4-fs (loop2): Ignoring removed nobh option [ 51.309981][ T619] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 51.328278][ T619] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 51.371228][ T619] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.54: Allocating blocks 497-513 which overlap fs metadata [ 51.385552][ T619] EXT4-fs (loop2): pa ffff88811a8635e8: logic 128, phys. 385, len 8 [ 51.393655][ T619] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 51.424557][ T619] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.54: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 5, max 84(84), depth 0(0) [ 51.442790][ T619] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 51.456220][ T619] EXT4-fs (loop2): This should not happen!! Data will be lost [ 51.456220][ T619] [ 51.467032][ T619] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.54: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 51.485556][ T619] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 51.648543][ T625] EXT4-fs (loop2): Ignoring removed bh option [ 51.656179][ T625] EXT4-fs (loop2): Ignoring removed oldalloc option [ 51.663072][ T625] EXT4-fs (loop2): Ignoring removed nobh option [ 51.669579][ T625] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 51.688147][ T625] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 51.729775][ T625] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.55: Allocating blocks 497-513 which overlap fs metadata [ 51.743836][ T625] EXT4-fs (loop2): pa ffff88811a9b4498: logic 128, phys. 385, len 8 [ 51.751898][ T625] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 51.781773][ T625] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.55: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 51.799785][ T625] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 51.812547][ T625] EXT4-fs (loop2): This should not happen!! Data will be lost [ 51.812547][ T625] [ 51.823292][ T625] 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) [ 51.841840][ T625] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 2026/03/11 09:37:06 executed programs: 41 [ 51.976957][ T631] EXT4-fs (loop2): Ignoring removed bh option [ 51.983680][ T631] EXT4-fs (loop2): Ignoring removed oldalloc option [ 51.990636][ T631] EXT4-fs (loop2): Ignoring removed nobh option [ 51.997068][ T631] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 52.018176][ T631] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 52.059999][ T631] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.56: Allocating blocks 497-513 which overlap fs metadata [ 52.074055][ T631] EXT4-fs (loop2): pa ffff88811aa69dc8: logic 128, phys. 385, len 8 [ 52.082226][ T631] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 52.111486][ T631] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.56: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 52.129489][ T631] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 52.142216][ T631] EXT4-fs (loop2): This should not happen!! Data will be lost [ 52.142216][ T631] [ 52.153083][ T631] 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) [ 52.171945][ T631] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 52.326321][ T637] EXT4-fs (loop2): Ignoring removed bh option [ 52.332509][ T637] EXT4-fs (loop2): Ignoring removed oldalloc option [ 52.339447][ T637] EXT4-fs (loop2): Ignoring removed nobh option [ 52.345863][ T637] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 52.368285][ T637] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 52.408172][ T637] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.57: Allocating blocks 497-513 which overlap fs metadata [ 52.422175][ T637] EXT4-fs (loop2): pa ffff88811a9b4b28: logic 128, phys. 385, len 8 [ 52.430240][ T637] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 52.461928][ T637] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.57: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 52.479932][ T637] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 52.492599][ T637] EXT4-fs (loop2): This should not happen!! Data will be lost [ 52.492599][ T637] [ 52.503359][ T637] 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) [ 52.522500][ T637] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 52.675219][ T643] EXT4-fs (loop2): Ignoring removed bh option [ 52.681392][ T643] EXT4-fs (loop2): Ignoring removed oldalloc option [ 52.688293][ T643] EXT4-fs (loop2): Ignoring removed nobh option [ 52.694600][ T643] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 52.718202][ T643] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 52.762192][ T643] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.58: Allocating blocks 497-513 which overlap fs metadata [ 52.776290][ T643] EXT4-fs (loop2): pa ffff88811aaae1f8: logic 128, phys. 385, len 8 [ 52.784497][ T643] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 52.814032][ 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) [ 52.833059][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 110: len 2: ext4_ext_map_blocks returned -117 [ 52.833078][ T643] 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) [ 52.833459][ T643] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 117 with max blocks 3 with error 117 [ 52.847751][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 52.865536][ T643] EXT4-fs (loop2): This should not happen!! Data will be lost [ 52.865536][ T643] [ 52.900166][ 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) [ 52.919057][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 52.921445][ T643] 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) [ 52.933498][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 52.951802][ T643] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 1: ext4_ext_map_blocks returned -117 [ 53.168408][ T649] EXT4-fs (loop2): Ignoring removed bh option [ 53.176081][ T649] EXT4-fs (loop2): Ignoring removed oldalloc option [ 53.183002][ T649] EXT4-fs (loop2): Ignoring removed nobh option [ 53.189457][ T649] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 53.208228][ T649] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 53.249296][ T649] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.59: Allocating blocks 497-513 which overlap fs metadata [ 53.263475][ T649] EXT4-fs (loop2): pa ffff8881103a7000: logic 128, phys. 385, len 8 [ 53.271557][ T649] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 53.301084][ 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) [ 53.319915][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 109: len 3: ext4_ext_map_blocks returned -117 [ 53.319934][ T649] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.59: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 53.320272][ T649] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 114 with max blocks 2 with error 117 [ 53.334487][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 53.352234][ T649] EXT4-fs (loop2): This should not happen!! Data will be lost [ 53.352234][ T649] [ 53.388047][ T649] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.59: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 53.407643][ T649] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 112: len 2: ext4_ext_map_blocks returned -117 [ 53.573872][ T655] EXT4-fs (loop2): Ignoring removed bh option [ 53.580114][ T655] EXT4-fs (loop2): Ignoring removed oldalloc option [ 53.586862][ T655] EXT4-fs (loop2): Ignoring removed nobh option [ 53.593269][ T655] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 53.608094][ T655] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 53.652386][ T655] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.60: Allocating blocks 497-513 which overlap fs metadata [ 53.666665][ T655] EXT4-fs (loop2): pa ffff88811a92adc8: logic 128, phys. 385, len 8 [ 53.674820][ T655] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 53.702805][ T655] 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) [ 53.721371][ T655] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 53.734057][ T655] EXT4-fs (loop2): This should not happen!! Data will be lost [ 53.734057][ T655] [ 53.744776][ T655] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.60: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 53.763459][ T655] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 53.960008][ T661] EXT4-fs (loop2): Ignoring removed bh option [ 53.966443][ T661] EXT4-fs (loop2): Ignoring removed oldalloc option [ 53.973362][ T661] EXT4-fs (loop2): Ignoring removed nobh option [ 53.979755][ T661] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 53.998120][ T661] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 54.042342][ T661] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.61: Allocating blocks 497-513 which overlap fs metadata [ 54.056372][ T661] EXT4-fs (loop2): pa ffff88811a92aa80: logic 128, phys. 385, len 8 [ 54.064453][ T661] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 54.098297][ T661] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.61: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 54.116961][ T661] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 124 with max blocks 4 with error 117 [ 54.117624][ 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) [ 54.129678][ T661] EXT4-fs (loop2): This should not happen!! Data will be lost [ 54.129678][ T661] [ 54.148772][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 119: len 1: ext4_ext_map_blocks returned -117 [ 54.171610][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 54.184533][ T7] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm kworker/u4:0: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 54.202752][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 120: len 4: ext4_ext_map_blocks returned -117 [ 54.216571][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 54.399022][ T667] EXT4-fs (loop2): Ignoring removed bh option [ 54.405192][ T667] EXT4-fs (loop2): Ignoring removed oldalloc option [ 54.412214][ T667] EXT4-fs (loop2): Ignoring removed nobh option [ 54.418696][ T667] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 54.437980][ T667] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 54.478163][ T667] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.62: Allocating blocks 497-513 which overlap fs metadata [ 54.492257][ T667] EXT4-fs (loop2): pa ffff88812ca1a540: logic 128, phys. 385, len 8 [ 54.500338][ T667] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 54.529605][ T9] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm kworker/u4:1: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 54.548793][ T667] 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) [ 54.562127][ T9] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 98: len 2: ext4_ext_map_blocks returned -117 [ 54.568805][ T667] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 101 with max blocks 3 with error 117 [ 54.580715][ T9] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 54.605945][ T667] EXT4-fs (loop2): This should not happen!! Data will be lost [ 54.605945][ T667] [ 54.616764][ T667] 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) [ 54.635517][ T667] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 100: len 1: ext4_ext_map_blocks returned -117 [ 54.809964][ T673] EXT4-fs (loop2): Ignoring removed bh option [ 54.816202][ T673] EXT4-fs (loop2): Ignoring removed oldalloc option [ 54.823156][ T673] EXT4-fs (loop2): Ignoring removed nobh option [ 54.829538][ T673] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 54.848217][ T673] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 54.889179][ T673] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.63: Allocating blocks 497-513 which overlap fs metadata [ 54.903253][ T673] EXT4-fs (loop2): pa ffff88811ab817e0: logic 128, phys. 385, len 8 [ 54.911333][ T673] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 54.939708][ T673] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.63: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 54.957781][ T673] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 54.970513][ T673] EXT4-fs (loop2): This should not happen!! Data will be lost [ 54.970513][ T673] [ 54.981185][ T673] 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) [ 54.999933][ T673] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 55.208505][ T679] EXT4-fs (loop2): Ignoring removed bh option [ 55.216220][ T679] EXT4-fs (loop2): Ignoring removed oldalloc option [ 55.223157][ T679] EXT4-fs (loop2): Ignoring removed nobh option [ 55.229554][ T679] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.248195][ T679] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 55.288910][ T679] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.64: Allocating blocks 497-513 which overlap fs metadata [ 55.302927][ T679] EXT4-fs (loop2): pa ffff88812ca36bd0: logic 128, phys. 385, len 8 [ 55.311083][ T679] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 55.341776][ T679] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.64: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 55.359999][ T679] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 55.372857][ T679] EXT4-fs (loop2): This should not happen!! Data will be lost [ 55.372857][ T679] [ 55.383681][ T679] 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) [ 55.402199][ T679] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 55.558443][ T685] EXT4-fs (loop2): Ignoring removed bh option [ 55.566200][ T685] EXT4-fs (loop2): Ignoring removed oldalloc option [ 55.573195][ T685] EXT4-fs (loop2): Ignoring removed nobh option [ 55.579826][ T685] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.598255][ T685] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 55.639891][ T685] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.65: Allocating blocks 497-513 which overlap fs metadata [ 55.654086][ T685] EXT4-fs (loop2): pa ffff88811ab81540: logic 128, phys. 385, len 8 [ 55.662241][ T685] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 55.691418][ T685] 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) [ 55.710068][ T685] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 107 with max blocks 1 with error 117 [ 55.722634][ T685] EXT4-fs (loop2): This should not happen!! Data will be lost [ 55.722634][ T685] [ 55.733308][ T685] 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) [ 55.751762][ T685] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 104: len 3: ext4_ext_map_blocks returned -117 [ 55.976059][ T691] EXT4-fs (loop2): Ignoring removed bh option [ 55.982302][ T691] EXT4-fs (loop2): Ignoring removed oldalloc option [ 55.989353][ T691] EXT4-fs (loop2): Ignoring removed nobh option [ 55.995728][ T691] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.028438][ T691] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 56.070296][ T691] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.66: Allocating blocks 497-513 which overlap fs metadata [ 56.084334][ T691] EXT4-fs (loop2): pa ffff88811a8aac78: logic 128, phys. 385, len 8 [ 56.092412][ T691] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 56.121868][ T691] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.66: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 56.140752][ T691] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 116 with max blocks 12 with error 117 [ 56.140797][ 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) [ 56.154557][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 108: len 4: ext4_ext_map_blocks returned -117 [ 56.173399][ T691] EXT4-fs (loop2): This should not happen!! Data will be lost [ 56.173399][ T691] [ 56.189618][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 56.208472][ 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) [ 56.227207][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 112: len 1: ext4_ext_map_blocks returned -117 [ 56.241146][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 56.384683][ T697] EXT4-fs (loop2): Ignoring removed bh option [ 56.390916][ T697] EXT4-fs (loop2): Ignoring removed oldalloc option [ 56.397981][ T697] EXT4-fs (loop2): Ignoring removed nobh option [ 56.404284][ T697] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.428137][ T697] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 56.474488][ T697] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.67: Allocating blocks 497-513 which overlap fs metadata [ 56.488609][ T697] EXT4-fs (loop2): pa ffff88812ca683f0: logic 128, phys. 385, len 8 [ 56.496685][ T697] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 56.528182][ T697] 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) [ 56.546184][ T697] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 56.558885][ T697] EXT4-fs (loop2): This should not happen!! Data will be lost [ 56.558885][ T697] [ 56.569736][ T697] 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) [ 56.588096][ T697] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 56.775107][ T703] EXT4-fs (loop2): Ignoring removed bh option [ 56.781478][ T703] EXT4-fs (loop2): Ignoring removed oldalloc option [ 56.788374][ T703] EXT4-fs (loop2): Ignoring removed nobh option [ 56.794675][ T703] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.818297][ T703] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 56.859030][ T703] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.68: Allocating blocks 497-513 which overlap fs metadata [ 56.873083][ T703] EXT4-fs (loop2): pa ffff88812ca689d8: logic 128, phys. 385, len 8 [ 56.881506][ T703] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 56.911458][ T703] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.68: pblk 273 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 56.929906][ T703] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 56.942697][ T703] EXT4-fs (loop2): This should not happen!! Data will be lost [ 56.942697][ T703] [ 56.953406][ T703] 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) [ 56.972077][ T703] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 2026/03/11 09:37:11 executed programs: 54 [ 57.083555][ T709] EXT4-fs (loop2): Ignoring removed bh option [ 57.089783][ T709] EXT4-fs (loop2): Ignoring removed oldalloc option [ 57.096568][ T709] EXT4-fs (loop2): Ignoring removed nobh option [ 57.103206][ T709] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.118059][ T709] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 57.158365][ T709] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.69: Allocating blocks 497-513 which overlap fs metadata [ 57.172432][ T709] EXT4-fs (loop2): pa ffff88812ca68f18: logic 128, phys. 385, len 8 [ 57.180495][ T709] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 57.212253][ T709] 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) [ 57.230258][ T709] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 57.243133][ T709] EXT4-fs (loop2): This should not happen!! Data will be lost [ 57.243133][ T709] [ 57.253752][ T709] 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) [ 57.272604][ T709] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 57.495199][ T715] EXT4-fs (loop2): Ignoring removed bh option [ 57.501526][ T715] EXT4-fs (loop2): Ignoring removed oldalloc option [ 57.508516][ T715] EXT4-fs (loop2): Ignoring removed nobh option [ 57.514977][ T715] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.538295][ T715] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 57.580550][ T715] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.70: Allocating blocks 497-513 which overlap fs metadata [ 57.594781][ T715] EXT4-fs (loop2): pa ffff88812caafb28: logic 128, phys. 385, len 8 [ 57.602864][ T715] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 57.634942][ 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) [ 57.654080][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 113: len 3: ext4_ext_map_blocks returned -117 [ 57.654166][ T715] 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) [ 57.669012][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 57.687103][ T715] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 118 with max blocks 2 with error 117 [ 57.711673][ T715] EXT4-fs (loop2): This should not happen!! Data will be lost [ 57.711673][ T715] [ 57.722297][ T715] 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) [ 57.740841][ T715] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 2: ext4_ext_map_blocks returned -117 [ 57.944532][ T721] EXT4-fs (loop2): Ignoring removed bh option [ 57.950908][ T721] EXT4-fs (loop2): Ignoring removed oldalloc option [ 57.957859][ T721] EXT4-fs (loop2): Ignoring removed nobh option [ 57.964410][ T721] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.988231][ T721] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 58.029384][ T721] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.71: Allocating blocks 497-513 which overlap fs metadata [ 58.043571][ T721] EXT4-fs (loop2): pa ffff88812caaf540: logic 128, phys. 385, len 8 [ 58.051642][ T721] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 58.083042][ 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) [ 58.102156][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 113: len 3: ext4_ext_map_blocks returned -117 [ 58.102320][ T721] 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) [ 58.116067][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 58.135675][ T721] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 58.158928][ T721] EXT4-fs (loop2): This should not happen!! Data will be lost [ 58.158928][ T721] [ 58.169549][ T721] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.71: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 58.188070][ T721] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 58.396378][ T727] EXT4-fs (loop2): Ignoring removed bh option [ 58.402565][ T727] EXT4-fs (loop2): Ignoring removed oldalloc option [ 58.409522][ T727] EXT4-fs (loop2): Ignoring removed nobh option [ 58.415822][ T727] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.438419][ T727] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 58.480875][ T727] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.72: Allocating blocks 497-513 which overlap fs metadata [ 58.495340][ T727] EXT4-fs (loop2): pa ffff88812cb24690: logic 128, phys. 385, len 8 [ 58.503658][ T727] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 58.535072][ T727] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.72: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 58.552969][ T727] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 58.565576][ T727] EXT4-fs (loop2): This should not happen!! Data will be lost [ 58.565576][ T727] [ 58.576292][ T727] 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) [ 58.594954][ T727] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 58.774324][ T733] EXT4-fs (loop2): Ignoring removed bh option [ 58.780566][ T733] EXT4-fs (loop2): Ignoring removed oldalloc option [ 58.787557][ T733] EXT4-fs (loop2): Ignoring removed nobh option [ 58.793862][ T733] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.808223][ T733] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 58.853197][ T733] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.73: Allocating blocks 497-513 which overlap fs metadata [ 58.867225][ T733] EXT4-fs (loop2): pa ffff88812cae3c78: logic 128, phys. 385, len 8 [ 58.875250][ T733] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 58.904048][ 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) [ 58.923024][ T733] 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) [ 58.933189][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 93: len 3: ext4_ext_map_blocks returned -117 [ 58.948787][ T733] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 97 with max blocks 3 with error 117 [ 58.955357][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 58.967638][ T733] EXT4-fs (loop2): This should not happen!! Data will be lost [ 58.967638][ T733] [ 58.990953][ T733] 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) [ 59.009496][ T733] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 96: len 1: ext4_ext_map_blocks returned -117 [ 59.165028][ T739] EXT4-fs (loop2): Ignoring removed bh option [ 59.172886][ T739] EXT4-fs (loop2): Ignoring removed oldalloc option [ 59.179662][ T739] EXT4-fs (loop2): Ignoring removed nobh option [ 59.185947][ T739] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.208240][ T739] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 59.249004][ T739] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.74: Allocating blocks 497-513 which overlap fs metadata [ 59.263016][ T739] EXT4-fs (loop2): pa ffff88812cae3738: logic 128, phys. 385, len 8 [ 59.271087][ T739] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 59.302196][ 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) [ 59.321063][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 107: len 1: ext4_ext_map_blocks returned -117 [ 59.321082][ T739] 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) [ 59.321429][ T739] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 112 with max blocks 1 with error 117 [ 59.335726][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 59.354321][ T739] EXT4-fs (loop2): This should not happen!! Data will be lost [ 59.354321][ T739] [ 59.366260][ 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) [ 59.407508][ T7] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 108: len 4: ext4_ext_map_blocks returned -117 [ 59.421728][ T7] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 15, error -117) [ 59.567580][ T745] EXT4-fs (loop2): Ignoring removed bh option [ 59.573800][ T745] EXT4-fs (loop2): Ignoring removed oldalloc option [ 59.580612][ T745] EXT4-fs (loop2): Ignoring removed nobh option [ 59.587055][ T745] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.608186][ T745] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 59.648950][ T745] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.75: Allocating blocks 497-513 which overlap fs metadata [ 59.663118][ T745] EXT4-fs (loop2): pa ffff88811ab81d20: logic 128, phys. 385, len 8 [ 59.671636][ T745] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 59.701587][ T745] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.75: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 59.719519][ T745] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 59.732215][ T745] EXT4-fs (loop2): This should not happen!! Data will be lost [ 59.732215][ T745] [ 59.743104][ T745] EXT4-fs error (device loop2): ext4_ext_search_right:1612: inode #15: comm syz.2.75: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 59.762038][ T745] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 59.930357][ T751] EXT4-fs (loop2): Ignoring removed bh option [ 59.936853][ T751] EXT4-fs (loop2): Ignoring removed oldalloc option [ 59.943662][ T751] EXT4-fs (loop2): Ignoring removed nobh option [ 59.950289][ T751] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.968271][ T751] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 60.014164][ T751] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.76: Allocating blocks 497-513 which overlap fs metadata [ 60.028717][ T751] EXT4-fs (loop2): pa ffff88812cb3c690: logic 128, phys. 385, len 8 [ 60.037154][ T751] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 60.065591][ T751] EXT4-fs error (device loop2): ext4_find_extent:928: inode #15: comm syz.2.76: pblk 257 bad header/extent: invalid extent entries - magic f30a, entries 4, max 84(84), depth 0(0) [ 60.083561][ T751] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 119 with max blocks 1 with error 117 [ 60.096247][ T751] EXT4-fs (loop2): This should not happen!! Data will be lost [ 60.096247][ T751] [ 60.107022][ T751] 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) [ 60.125892][ T751] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4875: inode #15: block 116: len 3: ext4_ext_map_blocks returned -117 [ 60.306486][ T757] EXT4-fs (loop2): Ignoring removed bh option [ 60.312691][ T757] EXT4-fs (loop2): Ignoring removed oldalloc option [ 60.319820][ T757] EXT4-fs (loop2): Ignoring removed nobh option [ 60.326169][ T757] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 60.348181][ T757] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000003,bsddf,bh,oldalloc,data_err=ignore,nouid32,nobh,user_xattr,nouid32,dioread_nolock,,errors=continue [ 60.389754][ T757] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3358: comm syz.2.77: Allocating blocks 497-513 which overlap fs metadata [ 60.403754][ T757] EXT4-fs (loop2): pa ffff8881219cee70: logic 128, phys. 385, len 8 [ 60.412125][ T757] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4375: group 0, free 0, pa_free 1 [ 60.444334][ T757] ------------[ cut here ]------------ [ 60.450351][ T757] kernel BUG at fs/ext4/extents.c:3184! [ 60.456344][ T757] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 60.462759][ T757] CPU: 1 PID: 757 Comm: syz.2.77 Not tainted syzkaller #0 [ 60.469876][ T757] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 60.480053][ T757] RIP: 0010:ext4_split_extent_at+0xe1f/0xe40 [ 60.486037][ T757] 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 [ 60.506527][ T757] RSP: 0018:ffffc90003886de0 EFLAGS: 00010293 [ 60.512913][ T757] RAX: ffffffff81cc63cf RBX: 1ffff110252a1c86 RCX: ffff888111b4cf00 [ 60.521018][ T757] RDX: 0000000000000000 RSI: 0000000000000018 RDI: 000000000000007e [ 60.528995][ T757] RBP: ffffc90003886f40 R08: 0000000000000010 R09: 000000004000043b [ 60.536996][ T757] R10: dffffc0000000000 R11: ffffed102232814a R12: 0000000000000010 [ 60.545064][ T757] R13: 0000000000000011 R14: 0000000000000007 R15: 0000000000000018 [ 60.553167][ T757] FS: 00007f1b8290d6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 60.562223][ T757] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.568829][ T757] CR2: 00002000000340bf CR3: 000000012132a000 CR4: 00000000003506a0 [ 60.576849][ T757] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 60.584957][ T757] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 60.593098][ T757] Call Trace: [ 60.596431][ T757] ? memset+0x35/0x40 [ 60.600566][ T757] ? ext4_ext_try_to_merge_right+0x820/0x820 [ 60.606636][ T757] ? ext4_find_extent+0xc9a/0xe20 [ 60.611665][ T757] ext4_split_extent+0x363/0x4a0 [ 60.616623][ T757] ext4_ext_map_blocks+0x1084/0x5dd0 [ 60.621928][ T757] ? rwsem_down_read_slowpath+0xd40/0xd40 [ 60.627704][ T757] ? try_to_wake_up+0x616/0xd70 [ 60.632599][ T757] ? _raw_spin_lock+0xf0/0xf0 [ 60.637275][ T757] ? __kasan_check_write+0x14/0x20 [ 60.642407][ T757] ? ext4_ext_release+0x10/0x10 [ 60.647258][ T757] ? ext4_fc_track_range+0x260/0x260 [ 60.652697][ T757] ? ext4_es_lookup_extent+0x54c/0x900 [ 60.658195][ T757] ext4_map_blocks+0x985/0x1bd0 [ 60.663135][ T757] ? ext4_issue_zeroout+0x1a0/0x1a0 [ 60.668378][ T757] ? __kasan_check_read+0x11/0x20 [ 60.673420][ T757] ? ext4_inode_journal_mode+0x19a/0x480 [ 60.679078][ T757] ext4_writepages+0x136a/0x2eb0 [ 60.684024][ T757] ? ext4_readpage+0x220/0x220 [ 60.688802][ T757] ? ext4_readpage+0x220/0x220 [ 60.693574][ T757] do_writepages+0x128/0x280 [ 60.698169][ T757] ? ext4_set_page_dirty+0x1a0/0x1a0 [ 60.703450][ T757] ? __writepage+0x130/0x130 [ 60.708101][ T757] ? __kasan_check_write+0x14/0x20 [ 60.713221][ T757] ? _raw_spin_lock+0x94/0xf0 [ 60.717929][ T757] ? _raw_spin_unlock+0x4d/0x70 [ 60.722828][ T757] __filemap_fdatawrite_range+0x2a0/0x350 [ 60.728552][ T757] ? filemap_check_errors+0x120/0x120 [ 60.733947][ T757] ? __get_user_nocheck_1+0x6/0x10 [ 60.739092][ T757] ? generic_perform_write+0x4c8/0x540 [ 60.744567][ T757] ? preempt_count_add+0x90/0x1b0 [ 60.749884][ T757] file_write_and_wait_range+0x8c/0x110 [ 60.755614][ T757] ext4_sync_file+0x1a9/0x9f0 [ 60.760582][ T757] vfs_fsync_range+0x190/0x1a0 [ 60.765583][ T757] ext4_buffered_write_iter+0x59b/0x640 [ 60.771167][ T757] ext4_file_write_iter+0x53f/0x1980 [ 60.776598][ T757] ? futex_wait+0x6f0/0x6f0 [ 60.781239][ T757] ? avc_policy_seqno+0x1b/0x70 [ 60.786135][ T757] ? selinux_file_permission+0x2a5/0x510 [ 60.791810][ T757] ? ext4_file_read_iter+0x530/0x530 [ 60.797344][ T757] ? security_file_permission+0x83/0xa0 [ 60.802922][ T757] ? iov_iter_init+0x3f/0x120 [ 60.807616][ T757] vfs_write+0x758/0xdc0 [ 60.811871][ T757] ? kernel_write+0x3c0/0x3c0 [ 60.816566][ T757] ? __fget_files+0x2c4/0x320 [ 60.821347][ T757] ? __fdget+0x1a1/0x230 [ 60.825627][ T757] ? __x64_sys_pwrite64+0xf2/0x220 [ 60.830769][ T757] __x64_sys_pwrite64+0x197/0x220 [ 60.835917][ T757] ? ksys_pwrite64+0x1b0/0x1b0 [ 60.840703][ T757] ? __kasan_check_read+0x11/0x20 [ 60.845751][ T757] ? exit_to_user_mode_prepare+0x9a/0xa0 [ 60.851398][ T757] do_syscall_64+0x31/0x40 [ 60.855831][ T757] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 60.861739][ T757] RIP: 0033:0x7f1b82aaa799 [ 60.866173][ T757] 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 [ 60.885821][ T757] RSP: 002b:00007f1b8290d028 EFLAGS: 00000246 ORIG_RAX: 0000000000000012 [ 60.894661][ T757] RAX: ffffffffffffffda RBX: 00007f1b82d23fa0 RCX: 00007f1b82aaa799 [ 60.902651][ T757] RDX: 00000000200000c1 RSI: 00002000000000c0 RDI: 0000000000000006 [ 60.910639][ T757] RBP: 00007f1b82b40c99 R08: 0000000000000000 R09: 0000000000000000 [ 60.918623][ T757] R10: 0000000000009000 R11: 0000000000000246 R12: 0000000000000000 [ 60.926700][ T757] R13: 00007f1b82d24038 R14: 00007f1b82d23fa0 R15: 00007fffe06f2708 [ 60.934890][ T757] Modules linked in: [ 60.939022][ T757] ---[ end trace 64d574c444ac4f3f ]--- [ 60.944550][ T757] RIP: 0010:ext4_split_extent_at+0xe1f/0xe40 [ 60.950623][ T757] 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 [ 60.970497][ T757] RSP: 0018:ffffc90003886de0 EFLAGS: 00010293 [ 60.976749][ T757] RAX: ffffffff81cc63cf RBX: 1ffff110252a1c86 RCX: ffff888111b4cf00 [ 60.984782][ T757] RDX: 0000000000000000 RSI: 0000000000000018 RDI: 000000000000007e [ 60.992804][ T757] RBP: ffffc90003886f40 R08: 0000000000000010 R09: 000000004000043b [ 61.001067][ T757] R10: dffffc0000000000 R11: ffffed102232814a R12: 0000000000000010 [ 61.009192][ T757] R13: 0000000000000011 R14: 0000000000000007 R15: 0000000000000018 [ 61.017315][ T757] FS: 00007f1b8290d6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 61.026627][ T757] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.033464][ T757] CR2: 00002000000340bf CR3: 000000012132a000 CR4: 00000000003506a0 [ 61.041517][ T757] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.049676][ T757] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.057759][ T757] Kernel panic - not syncing: Fatal exception [ 61.064211][ T757] Kernel Offset: disabled [ 61.068563][ T757] Rebooting in 86400 seconds..