Warning: Permanently added '10.128.1.99' (ED25519) to the list of known hosts. 2025/10/21 11:47:00 parsed 1 programs [ 41.389761][ T30] audit: type=1400 audit(1761047220.760:64): 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 [ 41.410681][ T30] audit: type=1400 audit(1761047220.760:65): 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 [ 42.368068][ T30] audit: type=1400 audit(1761047221.740:66): 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 [ 42.369587][ T289] cgroup: Unknown subsys name 'net' [ 42.390760][ T30] audit: type=1400 audit(1761047221.740:67): 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 [ 42.418485][ T30] audit: type=1400 audit(1761047221.760:68): 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 [ 42.418698][ T289] cgroup: Unknown subsys name 'devices' [ 42.618608][ T289] cgroup: Unknown subsys name 'hugetlb' [ 42.624631][ T289] cgroup: Unknown subsys name 'rlimit' [ 42.890455][ T30] audit: type=1400 audit(1761047222.260:69): 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 [ 42.913947][ T30] audit: type=1400 audit(1761047222.260:70): 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 [ 42.927522][ T292] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 42.935062][ T30] audit: type=1400 audit(1761047222.260:71): 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 [ 42.965021][ T30] audit: type=1400 audit(1761047222.260:72): 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 [ 42.985353][ T30] audit: type=1400 audit(1761047222.260:73): 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 [ 43.023930][ T289] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 43.471792][ T294] request_module fs-gadgetfs succeeded, but still no fs? [ 43.604984][ T303] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.612324][ T303] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.620077][ T303] device bridge_slave_0 entered promiscuous mode [ 43.628056][ T303] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.635118][ T303] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.642787][ T303] device bridge_slave_1 entered promiscuous mode [ 43.689978][ T303] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.697070][ T303] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.704388][ T303] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.711759][ T303] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.730819][ T304] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.738463][ T304] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.745981][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.753621][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.763437][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.772007][ T304] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.780340][ T304] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.790366][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.799014][ T304] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.807029][ T304] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.820832][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.844222][ T303] device veth0_vlan entered promiscuous mode [ 43.851075][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.860197][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.868553][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.876412][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.884188][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.898108][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.907599][ T303] device veth1_macvtap entered promiscuous mode [ 43.917276][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.928412][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.963501][ T303] syz-executor (303) used greatest stack depth: 20704 bytes left [ 44.697024][ T10] device bridge_slave_1 left promiscuous mode [ 44.716251][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.724119][ T10] device bridge_slave_0 left promiscuous mode [ 44.743968][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.752469][ T10] device veth1_macvtap left promiscuous mode [ 44.760440][ T10] device veth0_vlan left promiscuous mode 2025/10/21 11:47:04 executed programs: 0 [ 44.916771][ T362] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.924456][ T362] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.932190][ T362] device bridge_slave_0 entered promiscuous mode [ 44.939045][ T362] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.946290][ T362] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.953664][ T362] device bridge_slave_1 entered promiscuous mode [ 45.002658][ T362] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.010434][ T362] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.017938][ T362] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.025485][ T362] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.044935][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.052546][ T44] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.059900][ T44] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.069587][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.077869][ T44] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.084943][ T44] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.094237][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.103061][ T44] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.110501][ T44] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.122583][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.133212][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.149165][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.162657][ T362] device veth0_vlan entered promiscuous mode [ 45.169829][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.178413][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.185955][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.199623][ T362] device veth1_macvtap entered promiscuous mode [ 45.206808][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.219159][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.228960][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.274365][ T373] loop2: detected capacity change from 0 to 2048 [ 45.291264][ T373] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 45.318230][ T373] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.17: bg 0: block 234: padding at end of block bitmap is not set [ 45.402465][ T378] loop2: detected capacity change from 0 to 2048 [ 45.427805][ T378] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 45.468360][ T379] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-378: bg 0: block 234: padding at end of block bitmap is not set [ 45.542631][ T383] loop2: detected capacity change from 0 to 2048 [ 45.597832][ T383] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 45.630869][ T384] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-383: bg 0: block 234: padding at end of block bitmap is not set [ 45.788664][ T387] loop2: detected capacity change from 0 to 2048 [ 45.811569][ T387] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 45.841570][ T387] 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 [ 45.921976][ T391] loop2: detected capacity change from 0 to 2048 [ 45.957576][ T391] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 45.994894][ T391] 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 [ 46.057248][ T395] loop2: detected capacity change from 0 to 2048 [ 46.117958][ T395] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 46.157134][ T395] 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 [ 46.228057][ T399] loop2: detected capacity change from 0 to 2048 [ 46.301343][ T399] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 46.337050][ T400] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-399: bg 0: block 234: padding at end of block bitmap is not set [ 46.409674][ T403] loop2: detected capacity change from 0 to 2048 [ 46.464316][ T403] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 46.507475][ T403] 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 [ 46.581852][ T407] loop2: detected capacity change from 0 to 2048 [ 46.638214][ T407] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 46.678136][ T408] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-407: bg 0: block 234: padding at end of block bitmap is not set [ 46.771135][ T411] loop2: detected capacity change from 0 to 2048 [ 46.841458][ T411] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 46.887359][ T412] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-411: bg 0: block 234: padding at end of block bitmap is not set [ 46.980762][ T415] loop2: detected capacity change from 0 to 2048 [ 47.021337][ T415] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 47.067223][ T416] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-415: bg 0: block 234: padding at end of block bitmap is not set [ 47.142185][ T419] loop2: detected capacity change from 0 to 2048 [ 47.187697][ T419] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 47.230607][ T420] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-419: bg 0: block 234: padding at end of block bitmap is not set [ 47.341503][ T423] loop2: detected capacity change from 0 to 2048 [ 47.417741][ T423] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 47.443470][ T423] 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 [ 47.504217][ T427] loop2: detected capacity change from 0 to 2048 [ 47.549193][ T427] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 47.571981][ T427] 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 [ 47.651624][ T431] loop2: detected capacity change from 0 to 2048 [ 47.677846][ T431] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 47.717411][ T432] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-431: bg 0: block 234: padding at end of block bitmap is not set [ 47.841290][ T435] loop2: detected capacity change from 0 to 2048 [ 47.881747][ T435] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 47.917405][ T435] 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 [ 47.980913][ T439] loop2: detected capacity change from 0 to 2048 [ 48.031836][ T439] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 48.061012][ T439] 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 [ 48.180442][ T443] loop2: detected capacity change from 0 to 2048 [ 48.198792][ T443] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 48.228444][ T443] 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 [ 48.320862][ T447] loop2: detected capacity change from 0 to 2048 [ 48.347554][ T447] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 48.370781][ T447] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.35: bg 0: block 234: padding at end of block bitmap is not set [ 48.452929][ T451] loop2: detected capacity change from 0 to 2048 [ 48.473075][ T451] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 48.497273][ T451] 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 [ 48.571922][ T455] loop2: detected capacity change from 0 to 2048 [ 48.647702][ T455] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 48.687070][ T456] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-455: bg 0: block 234: padding at end of block bitmap is not set [ 48.771893][ T459] loop2: detected capacity change from 0 to 2048 [ 48.871974][ T459] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 48.907316][ T460] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-459: bg 0: block 234: padding at end of block bitmap is not set [ 48.981589][ T463] loop2: detected capacity change from 0 to 2048 [ 49.057690][ T463] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 49.097256][ T464] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-463: bg 0: block 234: padding at end of block bitmap is not set [ 49.161721][ T467] loop2: detected capacity change from 0 to 2048 [ 49.221528][ T467] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 49.247292][ T467] 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 [ 49.301657][ T471] loop2: detected capacity change from 0 to 2048 [ 49.352799][ T471] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 49.375864][ T471] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.41: bg 0: block 234: padding at end of block bitmap is not set [ 49.450835][ T475] loop2: detected capacity change from 0 to 2048 [ 49.472276][ T475] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 49.495965][ 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 [ 49.573806][ T479] loop2: detected capacity change from 0 to 2048 [ 49.596437][ T479] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 49.637620][ T479] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.43: bg 0: block 234: padding at end of block bitmap is not set [ 49.711834][ T483] loop2: detected capacity change from 0 to 2048 [ 49.737707][ T483] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 49.777938][ 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 2025/10/21 11:47:09 executed programs: 30 [ 49.852047][ T487] loop2: detected capacity change from 0 to 2048 [ 49.907731][ T487] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 49.947270][ T488] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-487: bg 0: block 234: padding at end of block bitmap is not set [ 50.031232][ T491] loop2: detected capacity change from 0 to 2048 [ 50.092400][ T491] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 50.117184][ T491] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.46: bg 0: block 234: padding at end of block bitmap is not set [ 50.191287][ T496] loop2: detected capacity change from 0 to 2048 [ 50.241637][ T496] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 50.287309][ T497] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-496: bg 0: block 234: padding at end of block bitmap is not set [ 50.351864][ T500] loop2: detected capacity change from 0 to 2048 [ 50.401550][ T500] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 50.430568][ T500] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.48: bg 0: block 234: padding at end of block bitmap is not set [ 50.495002][ T504] loop2: detected capacity change from 0 to 2048 [ 50.547725][ T504] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 50.577024][ T504] 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 [ 50.651303][ T508] loop2: detected capacity change from 0 to 2048 [ 50.669104][ T508] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 50.693791][ T508] 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 [ 50.761313][ T512] loop2: detected capacity change from 0 to 2048 [ 50.782568][ T512] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 50.806617][ T512] 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 [ 50.933086][ T516] loop2: detected capacity change from 0 to 2048 [ 50.954579][ T516] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 50.977877][ T516] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.52: bg 0: block 234: padding at end of block bitmap is not set [ 51.052331][ T520] loop2: detected capacity change from 0 to 2048 [ 51.087691][ T520] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 51.119283][ T521] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-520: bg 0: block 234: padding at end of block bitmap is not set [ 51.201594][ T524] loop2: detected capacity change from 0 to 2048 [ 51.237592][ T524] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 51.277149][ T524] 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 [ 51.320872][ T528] loop2: detected capacity change from 0 to 2048 [ 51.371908][ T528] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 51.397192][ T528] 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 [ 51.474142][ T532] loop2: detected capacity change from 0 to 2048 [ 51.560920][ T532] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 51.597413][ 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 [ 51.741530][ T536] loop2: detected capacity change from 0 to 2048 [ 51.827614][ T536] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 51.850602][ 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 [ 51.931743][ T540] loop2: detected capacity change from 0 to 2048 [ 52.012175][ T540] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 52.057442][ 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 [ 52.130617][ T544] loop2: detected capacity change from 0 to 2048 [ 52.229449][ T544] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 52.259584][ T545] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-544: bg 0: block 234: padding at end of block bitmap is not set [ 52.342452][ T548] loop2: detected capacity change from 0 to 2048 [ 52.391770][ T548] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 52.437667][ 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 [ 52.530223][ T552] loop2: detected capacity change from 0 to 2048 [ 52.558645][ T552] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 52.584313][ 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 [ 52.651605][ T556] loop2: detected capacity change from 0 to 2048 [ 52.732754][ T556] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 52.777409][ T557] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-556: bg 0: block 234: padding at end of block bitmap is not set [ 52.901302][ T560] loop2: detected capacity change from 0 to 2048 [ 52.937682][ T560] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 52.967355][ 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 [ 53.042362][ T564] loop2: detected capacity change from 0 to 2048 [ 53.073296][ T564] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 53.117159][ T565] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-564: bg 0: block 234: padding at end of block bitmap is not set [ 53.191852][ T568] loop2: detected capacity change from 0 to 2048 [ 53.257652][ T568] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 53.297006][ T569] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-568: bg 0: block 234: padding at end of block bitmap is not set [ 53.371585][ T572] loop2: detected capacity change from 0 to 2048 [ 53.417741][ T572] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 53.443802][ 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 [ 53.511853][ T576] loop2: detected capacity change from 0 to 2048 [ 53.561843][ T576] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 53.607517][ 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 [ 53.683197][ T580] loop2: detected capacity change from 0 to 2048 [ 53.757714][ T580] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 53.787739][ 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 [ 53.863800][ T585] loop2: detected capacity change from 0 to 2048 [ 53.913456][ T585] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 53.957589][ T586] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-585: bg 0: block 234: padding at end of block bitmap is not set [ 54.080466][ T589] loop2: detected capacity change from 0 to 2048 [ 54.142022][ T589] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 54.187500][ T589] 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 [ 54.262422][ T593] loop2: detected capacity change from 0 to 2048 [ 54.311899][ T593] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 54.357810][ T593] 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 [ 54.460480][ T597] loop2: detected capacity change from 0 to 2048 [ 54.511442][ T597] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 54.541291][ 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 [ 54.620976][ T601] loop2: detected capacity change from 0 to 2048 [ 54.638250][ T601] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 54.670208][ 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 [ 54.730397][ T605] loop2: detected capacity change from 0 to 2048 [ 54.748788][ T605] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 54.775749][ 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 [ 54.850791][ T609] loop2: detected capacity change from 0 to 2048 [ 54.871908][ T609] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 54.895498][ 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 2025/10/21 11:47:14 executed programs: 61 [ 54.941305][ T613] loop2: detected capacity change from 0 to 2048 [ 54.957789][ T613] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 54.985280][ 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 [ 55.061625][ T617] loop2: detected capacity change from 0 to 2048 [ 55.123409][ T617] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 55.157107][ T618] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-617: bg 0: block 234: padding at end of block bitmap is not set [ 55.252343][ T621] loop2: detected capacity change from 0 to 2048 [ 55.310903][ T621] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 55.347378][ 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 [ 55.420951][ T625] loop2: detected capacity change from 0 to 2048 [ 55.529531][ T625] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 55.552473][ 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 [ 55.630949][ T629] loop2: detected capacity change from 0 to 2048 [ 55.729980][ T629] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,norecovery,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 55.752875][ 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 [ 55.831982][ T633] loop2: detected capacity change from 0 to 2048 [ 55.872327][ 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 [ 55.952676][ T637] loop2: detected capacity change from 0 to 2048 [ 55.971466][ 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 [ 56.052005][ T641] loop2: detected capacity change from 0 to 2048 [ 56.102547][ 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 [ 56.181817][ T645] loop2: detected capacity change from 0 to 2048 [ 56.262175][ 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 [ 56.342295][ T649] loop2: detected capacity change from 0 to 2048 [ 56.430655][ 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 [ 56.496026][ T653] loop2: detected capacity change from 0 to 2048 [ 56.563025][ T654] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-653: bg 0: block 234: padding at end of block bitmap is not set [ 56.640571][ T657] loop2: detected capacity change from 0 to 2048 [ 56.692643][ 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 [ 56.770986][ T661] loop2: detected capacity change from 0 to 2048 [ 56.789225][ 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 [ 56.820482][ T665] loop2: detected capacity change from 0 to 2048 [ 56.876384][ 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 [ 56.931990][ T669] loop2: detected capacity change from 0 to 2048 [ 56.996686][ 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 [ 57.061569][ T673] loop2: detected capacity change from 0 to 2048 [ 57.142809][ 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 [ 57.222375][ T677] loop2: detected capacity change from 0 to 2048 [ 57.342776][ 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 [ 57.421386][ T682] loop2: detected capacity change from 0 to 2048 [ 57.492393][ T682] 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 [ 57.572569][ T686] loop2: detected capacity change from 0 to 2048 [ 57.636767][ T686] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.94: bg 0: block 234: padding at end of block bitmap is not set [ 57.711035][ T690] loop2: detected capacity change from 0 to 2048 [ 57.791183][ T690] 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 [ 57.921177][ T694] loop2: detected capacity change from 0 to 2048 [ 57.963179][ T695] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-694: bg 0: block 234: padding at end of block bitmap is not set [ 57.979650][ T382] ------------[ cut here ]------------ [ 57.985175][ T382] kernel BUG at fs/ext4/inode.c:2747! [ 57.990755][ T382] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 57.997287][ T382] CPU: 0 PID: 382 Comm: kworker/u4:4 Not tainted syzkaller #0 [ 58.004866][ T382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 58.015133][ T382] Workqueue: writeback wb_workfn (flush-7:2) [ 58.021233][ T382] RIP: 0010:ext4_writepages+0x2f75/0x2f90 [ 58.026966][ T382] 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 [ 58.046787][ T382] RSP: 0018:ffffc90000b87100 EFLAGS: 00010293 [ 58.052868][ T382] RAX: ffffffff81d946f5 RBX: 0000008410000000 RCX: ffff88810aa4bb40 [ 58.060844][ T382] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 58.068838][ T382] RBP: ffffc90000b87470 R08: dffffc0000000000 R09: ffffed10244f4814 [ 58.076914][ T382] R10: ffffed10244f4814 R11: 1ffff110244f4813 R12: dffffc0000000000 [ 58.085037][ T382] R13: 0000000000000001 R14: 0000008000000000 R15: ffff8881227a4330 [ 58.093127][ T382] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 58.102375][ T382] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.108981][ T382] CR2: 00007fff73728bf8 CR3: 000000012d4bd000 CR4: 00000000003506b0 [ 58.117006][ T382] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.125068][ T382] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.133138][ T382] Call Trace: [ 58.136504][ T382] [ 58.139441][ T382] ? __kasan_check_write+0x14/0x20 [ 58.144584][ T382] ? pagecache_get_page+0xcb6/0xda0 [ 58.150160][ T382] ? __kasan_check_read+0x11/0x20 [ 58.155205][ T382] ? mark_page_accessed+0x3b6/0x8d0 [ 58.160418][ T382] ? __activate_page+0xd40/0xd40 [ 58.165470][ T382] ? ext4_readpage+0x220/0x220 [ 58.170324][ T382] ? write_boundary_block+0x140/0x140 [ 58.175887][ T382] ? memcpy+0x56/0x70 [ 58.180083][ T382] ? copy_page_from_iter_atomic+0x784/0x1350 [ 58.186072][ T382] ? __kasan_check_read+0x11/0x20 [ 58.191187][ T382] ? __set_page_dirty_no_writeback+0xff/0x130 [ 58.197300][ T382] ? ext4_readpage+0x220/0x220 [ 58.202080][ T382] do_writepages+0x48a/0x6c0 [ 58.206700][ T382] ? update_curr+0x2f3/0x5b0 [ 58.211299][ T382] ? __writepage+0x130/0x130 [ 58.216061][ T382] ? enqueue_task_fair+0xaa7/0x2120 [ 58.221275][ T382] ? __kasan_check_write+0x14/0x20 [ 58.226391][ T382] ? _raw_spin_lock+0x8e/0xe0 [ 58.231083][ T382] __writeback_single_inode+0xd5/0x9c0 [ 58.236548][ T382] ? wbc_attach_and_unlock_inode+0x194/0x5f0 [ 58.242623][ T382] writeback_sb_inodes+0x9c0/0x1590 [ 58.247918][ T382] ? psi_task_change+0x212/0x370 [ 58.252878][ T382] ? queue_io+0x4c0/0x4c0 [ 58.257221][ T382] ? __kasan_check_read+0x11/0x20 [ 58.262299][ T382] ? queue_io+0x382/0x4c0 [ 58.266723][ T382] wb_writeback+0x3f1/0x980 [ 58.271426][ T382] ? inode_cgwb_move_to_attached+0x3e0/0x3e0 [ 58.277410][ T382] ? set_worker_desc+0x155/0x1c0 [ 58.282450][ T382] ? __kasan_check_write+0x14/0x20 [ 58.287795][ T382] wb_workfn+0x38f/0xe20 [ 58.292050][ T382] ? inode_wait_for_writeback+0x200/0x200 [ 58.297785][ T382] ? compat_start_thread+0x20/0x20 [ 58.303280][ T382] ? _raw_spin_unlock+0x4d/0x70 [ 58.308409][ T382] ? finish_task_switch+0x16b/0x780 [ 58.313612][ T382] ? __switch_to_asm+0x3a/0x60 [ 58.318518][ T382] ? __schedule+0xb76/0x14c0 [ 58.323121][ T382] process_one_work+0x6be/0xba0 [ 58.328157][ T382] worker_thread+0xa59/0x1200 [ 58.332843][ T382] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 58.338317][ T382] ? __kthread_parkme+0xac/0x200 [ 58.343480][ T382] kthread+0x411/0x500 [ 58.347686][ T382] ? worker_clr_flags+0x190/0x190 [ 58.352828][ T382] ? kthread_blkcg+0xd0/0xd0 [ 58.357700][ T382] ret_from_fork+0x1f/0x30 [ 58.362237][ T382] [ 58.365254][ T382] Modules linked in: [ 58.371371][ T382] ---[ end trace ee9bfba92ee8edb6 ]--- [ 58.377401][ T382] RIP: 0010:ext4_writepages+0x2f75/0x2f90 [ 58.383567][ T382] 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 [ 58.403808][ T382] RSP: 0018:ffffc90000b87100 EFLAGS: 00010293 [ 58.409926][ T382] RAX: ffffffff81d946f5 RBX: 0000008410000000 RCX: ffff88810aa4bb40 [ 58.417936][ T382] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 58.426039][ T382] RBP: ffffc90000b87470 R08: dffffc0000000000 R09: ffffed10244f4814 [ 58.434237][ T382] R10: ffffed10244f4814 R11: 1ffff110244f4813 R12: dffffc0000000000 [ 58.442247][ T382] R13: 0000000000000001 R14: 0000008000000000 R15: ffff8881227a4330 [ 58.450248][ T382] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 58.459401][ T382] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.465985][ T382] CR2: 00007fff73728bf8 CR3: 0000000126530000 CR4: 00000000003506b0 [ 58.474128][ T382] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.482620][ T382] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.490831][ T382] Kernel panic - not syncing: Fatal exception [ 58.492168][ T30] kauditd_printk_skb: 40 callbacks suppressed [ 58.492184][ T30] audit: type=1400 audit(1761047237.860:114): avc: denied { read } for pid=83 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 58.497198][ T382] Kernel Offset: disabled [ 58.530876][ T382] Rebooting in 86400 seconds..