rocess permissive=1 [ 16.241512][ T30] audit: type=1400 audit(1760796478.672:63): avc: denied { siginh } for pid=223 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '10.128.1.108' (ED25519) to the list of known hosts. 2025/10/18 14:08:08 parsed 1 programs [ 26.165124][ T30] audit: type=1400 audit(1760796488.652:64): avc: denied { node_bind } for pid=281 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 26.186048][ T30] audit: type=1400 audit(1760796488.652:65): avc: denied { module_request } for pid=281 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 [ 27.145487][ T30] audit: type=1400 audit(1760796489.632:66): avc: denied { mounton } for pid=289 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 [ 27.147069][ T289] cgroup: Unknown subsys name 'net' [ 27.168203][ T30] audit: type=1400 audit(1760796489.632:67): avc: denied { mount } for pid=289 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 [ 27.195925][ T30] audit: type=1400 audit(1760796489.662:68): avc: denied { unmount } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 27.196136][ T289] cgroup: Unknown subsys name 'devices' [ 27.285614][ T289] cgroup: Unknown subsys name 'hugetlb' [ 27.291269][ T289] cgroup: Unknown subsys name 'rlimit' [ 27.439139][ T30] audit: type=1400 audit(1760796489.922:69): avc: denied { setattr } for pid=289 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=254 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 27.462514][ T30] audit: type=1400 audit(1760796489.922:70): avc: denied { create } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 27.476212][ T292] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 27.483780][ T30] audit: type=1400 audit(1760796489.922:71): avc: denied { write } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 27.512328][ T30] audit: type=1400 audit(1760796489.922:72): avc: denied { read } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 27.532528][ T30] audit: type=1400 audit(1760796489.922:73): avc: denied { mounton } for pid=289 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 27.567064][ T289] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 28.064558][ T295] request_module fs-gadgetfs succeeded, but still no fs? [ 28.140343][ T295] syz-executor (295) used greatest stack depth: 21568 bytes left [ 28.151452][ T300] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.158567][ T300] bridge0: port 1(bridge_slave_0) entered disabled state [ 28.166187][ T300] device bridge_slave_0 entered promiscuous mode [ 28.173156][ T300] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.180226][ T300] bridge0: port 2(bridge_slave_1) entered disabled state [ 28.187612][ T300] device bridge_slave_1 entered promiscuous mode [ 28.236006][ T300] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.243066][ T300] bridge0: port 2(bridge_slave_1) entered forwarding state [ 28.250408][ T300] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.257468][ T300] bridge0: port 1(bridge_slave_0) entered forwarding state [ 28.276723][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 28.284516][ T45] bridge0: port 1(bridge_slave_0) entered disabled state [ 28.291773][ T45] bridge0: port 2(bridge_slave_1) entered disabled state [ 28.301838][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 28.311209][ T45] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.318321][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state [ 28.327157][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 28.335439][ T45] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.342469][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state [ 28.355911][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 28.365354][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 28.379579][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 28.391754][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 28.399939][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 28.407632][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 28.416015][ T300] device veth0_vlan entered promiscuous mode [ 28.427244][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 28.436347][ T300] device veth1_macvtap entered promiscuous mode [ 28.446020][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 28.456743][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 28.492622][ T300] syz-executor (300) used greatest stack depth: 20800 bytes left [ 29.089219][ T8] device bridge_slave_1 left promiscuous mode [ 29.095489][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.103245][ T8] device bridge_slave_0 left promiscuous mode [ 29.109860][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.118965][ T8] device veth1_macvtap left promiscuous mode [ 29.125066][ T8] device veth0_vlan left promiscuous mode 2025/10/18 14:08:11 executed programs: 0 [ 29.491323][ T362] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.498609][ T362] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.506444][ T362] device bridge_slave_0 entered promiscuous mode [ 29.513269][ T362] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.520351][ T362] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.527805][ T362] device bridge_slave_1 entered promiscuous mode [ 29.578036][ T362] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.585136][ T362] bridge0: port 2(bridge_slave_1) entered forwarding state [ 29.592511][ T362] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.599831][ T362] bridge0: port 1(bridge_slave_0) entered forwarding state [ 29.619406][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 29.627140][ T45] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.634648][ T45] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.644157][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 29.652374][ T45] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.659474][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state [ 29.668289][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 29.676633][ T45] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.683728][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state [ 29.696386][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 29.705791][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 29.719741][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 29.731722][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 29.740016][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 29.747633][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 29.756533][ T362] device veth0_vlan entered promiscuous mode [ 29.766750][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 29.775887][ T362] device veth1_macvtap entered promiscuous mode [ 29.785840][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 29.796030][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 29.831841][ T372] loop2: detected capacity change from 0 to 2048 [ 29.860527][ T372] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 29.892684][ T373] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-372: bg 0: block 234: padding at end of block bitmap is not set [ 29.966083][ T377] loop2: detected capacity change from 0 to 2048 [ 30.008375][ T377] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 30.031769][ T377] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.18: bg 0: block 234: padding at end of block bitmap is not set [ 30.109377][ T382] loop2: detected capacity change from 0 to 2048 [ 30.164901][ T382] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 30.191028][ T382] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.19: bg 0: block 234: padding at end of block bitmap is not set [ 30.259629][ T386] loop2: detected capacity change from 0 to 2048 [ 30.333685][ T386] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 30.374523][ T386] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.20: bg 0: block 234: padding at end of block bitmap is not set [ 30.450290][ T390] loop2: detected capacity change from 0 to 2048 [ 30.514599][ T390] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 30.568912][ T390] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.21: bg 0: block 234: padding at end of block bitmap is not set [ 30.651137][ T394] loop2: detected capacity change from 0 to 2048 [ 30.705089][ T394] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 30.728909][ T394] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.22: bg 0: block 234: padding at end of block bitmap is not set [ 30.848477][ T398] loop2: detected capacity change from 0 to 2048 [ 30.870615][ T398] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 30.914745][ T398] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.23: bg 0: block 234: padding at end of block bitmap is not set [ 30.968328][ T402] loop2: detected capacity change from 0 to 2048 [ 31.015327][ T402] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 31.041633][ T402] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.24: bg 0: block 234: padding at end of block bitmap is not set [ 31.208696][ T406] loop2: detected capacity change from 0 to 2048 [ 31.236421][ T406] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 31.259701][ T406] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.25: bg 0: block 234: padding at end of block bitmap is not set [ 31.338813][ T410] loop2: detected capacity change from 0 to 2048 [ 31.365582][ T410] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 31.394220][ T410] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.26: bg 0: block 234: padding at end of block bitmap is not set [ 31.438306][ T414] loop2: detected capacity change from 0 to 2048 [ 31.551484][ T414] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 31.596319][ T414] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.27: bg 0: block 234: padding at end of block bitmap is not set [ 31.728282][ T418] loop2: detected capacity change from 0 to 2048 [ 31.749446][ T418] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 31.794743][ T419] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-418: bg 0: block 234: padding at end of block bitmap is not set [ 31.879338][ T422] loop2: detected capacity change from 0 to 2048 [ 31.907338][ T422] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 31.930600][ T422] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.29: bg 0: block 234: padding at end of block bitmap is not set [ 32.028627][ T426] loop2: detected capacity change from 0 to 2048 [ 32.045297][ T426] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 32.071881][ T426] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.30: bg 0: block 234: padding at end of block bitmap is not set [ 32.128135][ T430] loop2: detected capacity change from 0 to 2048 [ 32.146674][ T430] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 32.174544][ T430] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.31: bg 0: block 234: padding at end of block bitmap is not set [ 32.249013][ T434] loop2: detected capacity change from 0 to 2048 [ 32.265248][ T434] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 32.288478][ T434] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.32: bg 0: block 234: padding at end of block bitmap is not set [ 32.369008][ T438] loop2: detected capacity change from 0 to 2048 [ 32.419346][ T438] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 32.454681][ T438] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.33: bg 0: block 234: padding at end of block bitmap is not set [ 32.509171][ T442] loop2: detected capacity change from 0 to 2048 [ 32.555039][ T442] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 32.597624][ T442] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.34: bg 0: block 234: padding at end of block bitmap is not set [ 32.679147][ T446] loop2: detected capacity change from 0 to 2048 [ 32.699974][ T446] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 32.744649][ T447] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-446: bg 0: block 234: padding at end of block bitmap is not set [ 32.888277][ T450] loop2: detected capacity change from 0 to 2048 [ 32.915721][ T450] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 32.938958][ T450] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.36: bg 0: block 234: padding at end of block bitmap is not set [ 32.998903][ T454] loop2: detected capacity change from 0 to 2048 [ 33.020362][ T454] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 33.044321][ T454] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.37: bg 0: block 234: padding at end of block bitmap is not set [ 33.118169][ T458] loop2: detected capacity change from 0 to 2048 [ 33.145012][ T458] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 33.171310][ T458] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.38: bg 0: block 234: padding at end of block bitmap is not set [ 33.228069][ T462] loop2: detected capacity change from 0 to 2048 [ 33.251234][ T462] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 33.294951][ T462] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.39: bg 0: block 234: padding at end of block bitmap is not set [ 33.368967][ T466] loop2: detected capacity change from 0 to 2048 [ 33.386190][ T466] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 33.414265][ T466] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.40: bg 0: block 234: padding at end of block bitmap is not set [ 33.529510][ T470] loop2: detected capacity change from 0 to 2048 [ 33.555818][ T470] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 33.598297][ T471] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-470: bg 0: block 234: padding at end of block bitmap is not set [ 33.678950][ T475] loop2: detected capacity change from 0 to 2048 [ 33.738964][ T475] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 33.785426][ T475] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.42: bg 0: block 234: padding at end of block bitmap is not set [ 33.881415][ T479] loop2: detected capacity change from 0 to 2048 [ 33.912109][ T479] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 33.955057][ T480] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-479: bg 0: block 234: padding at end of block bitmap is not set [ 34.028471][ T483] loop2: detected capacity change from 0 to 2048 [ 34.131517][ T483] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 34.164688][ T483] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.44: bg 0: block 234: padding at end of block bitmap is not set [ 34.218816][ T487] loop2: detected capacity change from 0 to 2048 [ 34.279488][ T487] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 34.324358][ T487] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.45: bg 0: block 234: padding at end of block bitmap is not set [ 34.398987][ T491] loop2: detected capacity change from 0 to 2048 [ 34.449187][ T491] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 34.484350][ T492] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-491: bg 0: block 234: padding at end of block bitmap is not set 2025/10/18 14:08:17 executed programs: 32 [ 34.544636][ T30] kauditd_printk_skb: 40 callbacks suppressed [ 34.544651][ T30] audit: type=1400 audit(1760796497.032:114): avc: denied { write } for pid=281 comm="syz-execprog" path="pipe:[14165]" dev="pipefs" ino=14165 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 34.607575][ T495] loop2: detected capacity change from 0 to 2048 [ 34.658962][ T495] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 34.688642][ T496] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-495: bg 0: block 234: padding at end of block bitmap is not set [ 34.770002][ T499] loop2: detected capacity change from 0 to 2048 [ 34.825858][ T499] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 34.856167][ T500] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-499: bg 0: block 234: padding at end of block bitmap is not set [ 34.948092][ T503] loop2: detected capacity change from 0 to 2048 [ 34.966227][ T503] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 35.001192][ T503] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.49: bg 0: block 234: padding at end of block bitmap is not set [ 35.068999][ T507] loop2: detected capacity change from 0 to 2048 [ 35.119915][ T507] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 35.150787][ T507] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.50: bg 0: block 234: padding at end of block bitmap is not set [ 35.228543][ T511] loop2: detected capacity change from 0 to 2048 [ 35.250349][ T511] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 35.275523][ T511] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.51: bg 0: block 234: padding at end of block bitmap is not set [ 35.399464][ T515] loop2: detected capacity change from 0 to 2048 [ 35.464430][ T515] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 35.544402][ T516] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-515: bg 0: block 234: padding at end of block bitmap is not set [ 35.629758][ T519] loop2: detected capacity change from 0 to 2048 [ 35.675230][ T519] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 35.705345][ T520] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-519: bg 0: block 234: padding at end of block bitmap is not set [ 35.848616][ T523] loop2: detected capacity change from 0 to 2048 [ 35.975098][ T523] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 36.018565][ T523] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.54: bg 0: block 234: padding at end of block bitmap is not set [ 36.168023][ T527] loop2: detected capacity change from 0 to 2048 [ 36.195139][ T527] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 36.219302][ T527] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.55: bg 0: block 234: padding at end of block bitmap is not set [ 36.298719][ T532] loop2: detected capacity change from 0 to 2048 [ 36.427187][ T532] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 36.457661][ T533] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-532: bg 0: block 234: padding at end of block bitmap is not set [ 36.559149][ T536] loop2: detected capacity change from 0 to 2048 [ 36.595159][ T536] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 36.638546][ T536] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.57: bg 0: block 234: padding at end of block bitmap is not set [ 36.719475][ T540] loop2: detected capacity change from 0 to 2048 [ 36.745017][ T540] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 36.771021][ T540] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.58: bg 0: block 234: padding at end of block bitmap is not set [ 36.849135][ T544] loop2: detected capacity change from 0 to 2048 [ 36.910194][ T544] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 36.939724][ T544] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.59: bg 0: block 234: padding at end of block bitmap is not set [ 37.008894][ T548] loop2: detected capacity change from 0 to 2048 [ 37.059277][ T548] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 37.084439][ T548] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.60: bg 0: block 234: padding at end of block bitmap is not set [ 37.158234][ T552] loop2: detected capacity change from 0 to 2048 [ 37.219909][ T552] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 37.265731][ T552] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.61: bg 0: block 234: padding at end of block bitmap is not set [ 37.359215][ T556] loop2: detected capacity change from 0 to 2048 [ 37.409477][ T556] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 37.434646][ T556] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.62: bg 0: block 234: padding at end of block bitmap is not set [ 37.508216][ T560] loop2: detected capacity change from 0 to 2048 [ 37.569227][ T560] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 37.615297][ T560] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.63: bg 0: block 234: padding at end of block bitmap is not set [ 37.688356][ T564] loop2: detected capacity change from 0 to 2048 [ 37.739175][ T564] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 37.785121][ T564] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.64: bg 0: block 234: padding at end of block bitmap is not set [ 37.928958][ T568] loop2: detected capacity change from 0 to 2048 [ 37.949969][ T568] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 37.974180][ T568] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.65: bg 0: block 234: padding at end of block bitmap is not set [ 38.048598][ T572] loop2: detected capacity change from 0 to 2048 [ 38.074880][ T572] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 38.098303][ T572] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.66: bg 0: block 234: padding at end of block bitmap is not set [ 38.178324][ T576] loop2: detected capacity change from 0 to 2048 [ 38.199566][ T576] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 38.223315][ T576] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.67: bg 0: block 234: padding at end of block bitmap is not set [ 38.299444][ T580] loop2: detected capacity change from 0 to 2048 [ 38.318030][ T580] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 38.343812][ T580] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.68: bg 0: block 234: padding at end of block bitmap is not set [ 38.409362][ T584] loop2: detected capacity change from 0 to 2048 [ 38.435369][ T584] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 38.461875][ T584] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.69: bg 0: block 234: padding at end of block bitmap is not set [ 38.529431][ T588] loop2: detected capacity change from 0 to 2048 [ 38.554961][ T588] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 38.596652][ T588] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.70: bg 0: block 234: padding at end of block bitmap is not set [ 38.687549][ T592] loop2: detected capacity change from 0 to 2048 [ 38.749023][ T592] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 38.794381][ T592] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.71: bg 0: block 234: padding at end of block bitmap is not set [ 38.867589][ T597] loop2: detected capacity change from 0 to 2048 [ 38.930436][ T597] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 38.974881][ T597] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.72: bg 0: block 234: padding at end of block bitmap is not set [ 39.087723][ T601] loop2: detected capacity change from 0 to 2048 [ 39.110392][ T601] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 39.137045][ T601] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.73: bg 0: block 234: padding at end of block bitmap is not set [ 39.207979][ T605] loop2: detected capacity change from 0 to 2048 [ 39.246360][ T605] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 39.286231][ T605] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.74: bg 0: block 234: padding at end of block bitmap is not set [ 39.348283][ T609] loop2: detected capacity change from 0 to 2048 [ 39.409290][ T609] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 39.454418][ T609] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.75: bg 0: block 234: padding at end of block bitmap is not set [ 39.509295][ T613] loop2: detected capacity change from 0 to 2048 [ 39.570301][ T613] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. 2025/10/18 14:08:22 executed programs: 62 [ 39.614716][ T613] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.76: bg 0: block 234: padding at end of block bitmap is not set [ 39.688595][ T617] loop2: detected capacity change from 0 to 2048 [ 39.747421][ T617] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 39.777289][ T617] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.77: bg 0: block 234: padding at end of block bitmap is not set [ 39.908152][ T621] loop2: detected capacity change from 0 to 2048 [ 39.935890][ T621] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 39.974871][ T622] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-621: bg 0: block 234: padding at end of block bitmap is not set [ 40.039446][ T625] loop2: detected capacity change from 0 to 2048 [ 40.109135][ T625] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 40.154589][ T625] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.79: bg 0: block 234: padding at end of block bitmap is not set [ 40.229086][ T629] loop2: detected capacity change from 0 to 2048 [ 40.288875][ T629] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 40.314359][ T629] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.80: bg 0: block 234: padding at end of block bitmap is not set [ 40.388103][ T633] loop2: detected capacity change from 0 to 2048 [ 40.406699][ T633] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 40.430047][ T633] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.81: bg 0: block 234: padding at end of block bitmap is not set [ 40.509528][ T637] loop2: detected capacity change from 0 to 2048 [ 40.524968][ T637] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 40.551356][ T637] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.82: bg 0: block 234: padding at end of block bitmap is not set [ 40.618959][ T641] loop2: detected capacity change from 0 to 2048 [ 40.674922][ T641] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 40.704992][ T641] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.83: bg 0: block 234: padding at end of block bitmap is not set [ 40.778542][ T645] loop2: detected capacity change from 0 to 2048 [ 40.829003][ T645] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 40.852126][ T645] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.84: bg 0: block 234: padding at end of block bitmap is not set [ 40.928735][ T649] loop2: detected capacity change from 0 to 2048 [ 40.990376][ T649] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 41.019855][ T649] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.85: bg 0: block 234: padding at end of block bitmap is not set [ 41.078547][ T653] loop2: detected capacity change from 0 to 2048 [ 41.099592][ T653] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 41.122881][ T653] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.86: bg 0: block 234: padding at end of block bitmap is not set [ 41.198952][ T657] loop2: detected capacity change from 0 to 2048 [ 41.228777][ T657] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 41.252350][ T657] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.87: bg 0: block 234: padding at end of block bitmap is not set [ 41.329977][ T661] loop2: detected capacity change from 0 to 2048 [ 41.408316][ T661] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 41.431846][ T661] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.88: bg 0: block 234: padding at end of block bitmap is not set [ 41.479108][ T665] loop2: detected capacity change from 0 to 2048 [ 41.504970][ T665] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 41.531650][ T665] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.89: bg 0: block 234: padding at end of block bitmap is not set [ 41.609623][ T669] loop2: detected capacity change from 0 to 2048 [ 41.664987][ T669] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 41.688462][ T669] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.90: bg 0: block 234: padding at end of block bitmap is not set [ 41.769251][ T673] loop2: detected capacity change from 0 to 2048 [ 41.824892][ T673] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 41.850976][ T673] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.91: bg 0: block 234: padding at end of block bitmap is not set [ 41.919092][ T677] loop2: detected capacity change from 0 to 2048 [ 41.974881][ T677] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 42.001085][ T678] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-677: bg 0: block 234: padding at end of block bitmap is not set [ 42.078459][ T681] loop2: detected capacity change from 0 to 2048 [ 42.129285][ T681] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 42.152966][ T681] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.93: bg 0: block 234: padding at end of block bitmap is not set [ 42.227613][ T685] loop2: detected capacity change from 0 to 2048 [ 42.299921][ T685] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 42.344976][ T686] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-685: bg 0: block 234: padding at end of block bitmap is not set [ 42.429027][ T689] loop2: detected capacity change from 0 to 2048 [ 42.494880][ T689] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 42.518016][ T689] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.95: bg 0: block 234: padding at end of block bitmap is not set [ 42.589930][ T693] loop2: detected capacity change from 0 to 2048 [ 42.639262][ T693] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 42.684594][ T693] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.96: bg 0: block 234: padding at end of block bitmap is not set [ 42.758337][ T697] loop2: detected capacity change from 0 to 2048 [ 42.887274][ T697] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 42.910596][ T697] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.97: bg 0: block 234: padding at end of block bitmap is not set [ 42.988452][ T701] loop2: detected capacity change from 0 to 2048 [ 43.039108][ T701] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,inlinecrypt,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 43.068441][ T701] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.98: bg 0: block 234: padding at end of block bitmap is not set [ 43.084992][ T45] ------------[ cut here ]------------ [ 43.090577][ T45] kernel BUG at fs/ext4/inode.c:2747! [ 43.096047][ T45] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 43.102134][ T45] CPU: 0 PID: 45 Comm: kworker/u4:2 Not tainted syzkaller #0 [ 43.109677][ T45] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 43.119734][ T45] Workqueue: writeback wb_workfn (flush-7:2) [ 43.125739][ T45] RIP: 0010:ext4_writepages+0x2f75/0x2f90 [ 43.131464][ T45] Code: 00 00 00 e8 cd 7a 8f ff 84 db 75 2c e8 34 78 8f ff 49 bc 00 00 00 00 00 fc ff df 48 8b 5c 24 20 e9 d6 f7 ff ff e8 1b 78 8f ff <0f> 0b e8 14 78 8f ff e8 cb 2f 27 ff eb a2 e8 08 78 8f ff e8 bf 2f [ 43.151498][ T45] RSP: 0018:ffffc900002ef100 EFLAGS: 00010293 [ 43.157681][ T45] RAX: ffffffff81d946f5 RBX: 0000008410000000 RCX: ffff8881053b4f00 [ 43.165656][ T45] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 43.173632][ T45] RBP: ffffc900002ef470 R08: dffffc0000000000 R09: ffffed102407798a [ 43.181898][ T45] R10: ffffed102407798a R11: 1ffff11024077989 R12: dffffc0000000000 [ 43.189885][ T45] R13: 0000000000000001 R14: 0000008000000000 R15: ffff8881203bcee0 [ 43.197865][ T45] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 43.206917][ T45] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.213525][ T45] CR2: 0000000000000002 CR3: 000000012751d000 CR4: 00000000003506b0 [ 43.221502][ T45] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.229475][ T45] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.237451][ T45] Call Trace: [ 43.240750][ T45] [ 43.243681][ T45] ? __update_load_avg_cfs_rq+0xaf/0x2f0 [ 43.249322][ T45] ? update_load_avg+0x410/0x1110 [ 43.254362][ T45] ? ext4_readpage+0x220/0x220 [ 43.259129][ T45] ? enqueue_task_fair+0xaa7/0x2120 [ 43.264332][ T45] ? sched_group_set_idle+0x5f0/0x5f0 [ 43.269712][ T45] ? psi_task_change+0x212/0x370 [ 43.274652][ T45] ? ext4_readpage+0x220/0x220 [ 43.279433][ T45] do_writepages+0x48a/0x6c0 [ 43.284029][ T45] ? yield_to_task_fair+0x1a0/0x1a0 [ 43.289243][ T45] ? sched_clock_cpu+0x18/0x3c0 [ 43.294362][ T45] ? __writepage+0x130/0x130 [ 43.299051][ T45] ? __kasan_check_write+0x14/0x20 [ 43.304202][ T45] ? _raw_spin_lock+0x8e/0xe0 [ 43.308904][ T45] __writeback_single_inode+0xd5/0x9c0 [ 43.314372][ T45] ? wbc_attach_and_unlock_inode+0x194/0x5f0 [ 43.320358][ T45] writeback_sb_inodes+0x9c0/0x1590 [ 43.325567][ T45] ? queue_io+0x4c0/0x4c0 [ 43.330011][ T45] ? __kasan_check_read+0x11/0x20 [ 43.335048][ T45] ? queue_io+0x382/0x4c0 [ 43.339395][ T45] wb_writeback+0x3f1/0x980 [ 43.343902][ T45] ? inode_cgwb_move_to_attached+0x3e0/0x3e0 [ 43.349991][ T45] ? set_worker_desc+0x155/0x1c0 [ 43.355139][ T45] ? kvm_sched_clock_read+0x18/0x40 [ 43.360455][ T45] ? __kasan_check_write+0x14/0x20 [ 43.365593][ T45] wb_workfn+0x38f/0xe20 [ 43.369863][ T45] ? inode_wait_for_writeback+0x200/0x200 [ 43.375591][ T45] ? compat_start_thread+0x20/0x20 [ 43.380957][ T45] ? _raw_spin_unlock+0x4d/0x70 [ 43.386004][ T45] ? finish_task_switch+0x16b/0x780 [ 43.391220][ T45] ? __switch_to_asm+0x3a/0x60 [ 43.395993][ T45] ? __schedule+0xb76/0x14c0 [ 43.400652][ T45] process_one_work+0x6be/0xba0 [ 43.405525][ T45] worker_thread+0xa59/0x1200 [ 43.410244][ T45] kthread+0x411/0x500 [ 43.414318][ T45] ? worker_clr_flags+0x190/0x190 [ 43.419369][ T45] ? kthread_blkcg+0xd0/0xd0 [ 43.424097][ T45] ret_from_fork+0x1f/0x30 [ 43.428530][ T45] [ 43.431563][ T45] Modules linked in: [ 43.435781][ T45] ---[ end trace 6650853ad67d8a57 ]--- [ 43.441466][ T45] RIP: 0010:ext4_writepages+0x2f75/0x2f90 [ 43.447522][ T45] Code: 00 00 00 e8 cd 7a 8f ff 84 db 75 2c e8 34 78 8f ff 49 bc 00 00 00 00 00 fc ff df 48 8b 5c 24 20 e9 d6 f7 ff ff e8 1b 78 8f ff <0f> 0b e8 14 78 8f ff e8 cb 2f 27 ff eb a2 e8 08 78 8f ff e8 bf 2f [ 43.467450][ T45] RSP: 0018:ffffc900002ef100 EFLAGS: 00010293 [ 43.473602][ T45] RAX: ffffffff81d946f5 RBX: 0000008410000000 RCX: ffff8881053b4f00 [ 43.481713][ T45] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 43.490043][ T45] RBP: ffffc900002ef470 R08: dffffc0000000000 R09: ffffed102407798a [ 43.498271][ T45] R10: ffffed102407798a R11: 1ffff11024077989 R12: dffffc0000000000 [ 43.506336][ T45] R13: 0000000000000001 R14: 0000008000000000 R15: ffff8881203bcee0 [ 43.514369][ T45] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 43.523323][ T45] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.530096][ T45] CR2: 0000000000000002 CR3: 000000012751d000 CR4: 00000000003506b0 [ 43.538233][ T45] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.546622][ T45] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.554654][ T45] Kernel panic - not syncing: Fatal exception [ 43.561443][ T45] Kernel Offset: disabled [ 43.565803][ T45] Rebooting in 86400 seconds..