Warning: Permanently added '10.128.1.150' (ED25519) to the list of known hosts. 2025/10/21 15:38:37 parsed 1 programs [ 39.458095][ T30] audit: type=1400 audit(1761061117.652:64): 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 [ 39.478883][ T30] audit: type=1400 audit(1761061117.652:65): 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 [ 40.011579][ T30] audit: type=1400 audit(1761061118.202:66): avc: denied { mounton } for pid=290 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 [ 40.012521][ T290] cgroup: Unknown subsys name 'net' [ 40.034273][ T30] audit: type=1400 audit(1761061118.202:67): avc: denied { mount } for pid=290 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 [ 40.061935][ T30] audit: type=1400 audit(1761061118.232:68): avc: denied { unmount } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 40.062831][ T290] cgroup: Unknown subsys name 'devices' [ 40.205071][ T290] cgroup: Unknown subsys name 'hugetlb' [ 40.210720][ T290] cgroup: Unknown subsys name 'rlimit' [ 40.409438][ T30] audit: type=1400 audit(1761061118.602:69): avc: denied { setattr } for pid=290 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 [ 40.433198][ T30] audit: type=1400 audit(1761061118.602:70): avc: denied { create } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 40.436053][ T292] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 40.453753][ T30] audit: type=1400 audit(1761061118.602:71): avc: denied { write } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 40.482433][ T30] audit: type=1400 audit(1761061118.602:72): avc: denied { read } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 40.502975][ T30] audit: type=1400 audit(1761061118.602:73): avc: denied { mounton } for pid=290 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 [ 40.530523][ T290] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 40.976351][ T294] request_module fs-gadgetfs succeeded, but still no fs? [ 41.307203][ T327] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.314650][ T327] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.322166][ T327] device bridge_slave_0 entered promiscuous mode [ 41.329885][ T327] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.337086][ T327] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.344507][ T327] device bridge_slave_1 entered promiscuous mode [ 41.377940][ T327] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.385120][ T327] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.392364][ T327] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.399826][ T327] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.415402][ T315] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.423043][ T315] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.430598][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.438395][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.457240][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.465490][ T315] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.474859][ T315] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.482393][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.491026][ T315] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.498249][ T315] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.505822][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.513943][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.529096][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 41.539209][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 41.547321][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 41.554953][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 41.563067][ T327] device veth0_vlan entered promiscuous mode [ 41.572417][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.581625][ T327] device veth1_macvtap entered promiscuous mode [ 41.592649][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 41.602528][ T315] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 41.634103][ T327] syz-executor (327) used greatest stack depth: 21728 bytes left 2025/10/21 15:38:40 executed programs: 0 [ 42.059480][ T364] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.066879][ T364] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.074625][ T364] device bridge_slave_0 entered promiscuous mode [ 42.081944][ T364] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.089373][ T364] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.097094][ T364] device bridge_slave_1 entered promiscuous mode [ 42.135001][ T364] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.142472][ T364] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.149770][ T364] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.159260][ T364] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.183284][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.191213][ T339] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.199170][ T339] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.215637][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.224111][ T339] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.231349][ T339] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.239082][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.247576][ T339] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.254646][ T339] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.263881][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.282732][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.291763][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.300784][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 42.309027][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.317282][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.325276][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.333217][ T364] device veth0_vlan entered promiscuous mode [ 42.341796][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 42.350044][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.361106][ T364] device veth1_macvtap entered promiscuous mode [ 42.369283][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 42.377012][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 42.385421][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.394895][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 42.403180][ T339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.434493][ T375] loop2: detected capacity change from 0 to 2048 [ 42.528113][ T375] 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. [ 42.558048][ T375] 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 [ 42.636147][ T380] loop2: detected capacity change from 0 to 2048 [ 42.684886][ T380] 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. [ 42.708332][ T380] 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 [ 42.769614][ T384] loop2: detected capacity change from 0 to 2048 [ 42.834676][ T384] 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. [ 42.864913][ T384] 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 [ 42.942382][ T388] loop2: detected capacity change from 0 to 2048 [ 42.977949][ T388] 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. [ 43.014328][ T389] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-388: bg 0: block 234: padding at end of block bitmap is not set [ 43.074347][ T10] device bridge_slave_1 left promiscuous mode [ 43.080867][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.089069][ T10] device bridge_slave_0 left promiscuous mode [ 43.096182][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.105038][ T10] device veth1_macvtap left promiscuous mode [ 43.110086][ T392] loop2: detected capacity change from 0 to 2048 [ 43.111156][ T10] device veth0_vlan left promiscuous mode [ 43.179586][ T392] 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. [ 43.203408][ T392] 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 [ 43.278779][ T396] loop2: detected capacity change from 0 to 2048 [ 43.324706][ T396] 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. [ 43.367789][ T397] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-396: bg 0: block 234: padding at end of block bitmap is not set [ 43.447802][ T400] loop2: detected capacity change from 0 to 2048 [ 43.497746][ T400] 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. [ 43.522121][ T400] 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 [ 43.599607][ T404] loop2: detected capacity change from 0 to 2048 [ 43.618533][ T404] 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. [ 43.647988][ T405] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-404: bg 0: block 234: padding at end of block bitmap is not set [ 43.718891][ T408] loop2: detected capacity change from 0 to 2048 [ 43.774499][ T408] 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. [ 43.797077][ T408] 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 [ 43.857731][ T412] loop2: detected capacity change from 0 to 2048 [ 43.884615][ T412] 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. [ 43.909199][ T412] 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 [ 43.968468][ T416] loop2: detected capacity change from 0 to 2048 [ 43.985695][ T416] 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. [ 44.012138][ T416] 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 [ 44.045980][ T420] loop2: detected capacity change from 0 to 2048 [ 44.088448][ T420] 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. [ 44.124458][ T420] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.28: bg 0: block 234: padding at end of block bitmap is not set [ 44.198154][ T424] loop2: detected capacity change from 0 to 2048 [ 44.218930][ T424] 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. [ 44.247844][ T424] 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 [ 44.398781][ T428] loop2: detected capacity change from 0 to 2048 [ 44.484445][ T428] 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. [ 44.507179][ T428] 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 [ 44.588534][ T432] loop2: detected capacity change from 0 to 2048 [ 44.634781][ T432] 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. [ 44.657718][ T432] 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 [ 44.730113][ T436] loop2: detected capacity change from 0 to 2048 [ 44.754488][ T436] 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. [ 44.777222][ T436] 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 [ 44.917371][ T440] loop2: detected capacity change from 0 to 2048 [ 44.978600][ T440] 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. [ 45.001316][ T440] 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 [ 45.068193][ T444] loop2: detected capacity change from 0 to 2048 [ 45.118137][ T444] 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. [ 45.147230][ T444] 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 [ 45.277842][ T448] loop2: detected capacity change from 0 to 2048 [ 45.295574][ T448] 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. [ 45.325901][ T448] 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 [ 45.387417][ T452] loop2: detected capacity change from 0 to 2048 [ 45.495994][ T452] 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. [ 45.524916][ T452] 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 [ 45.632834][ T456] loop2: detected capacity change from 0 to 2048 [ 45.687676][ T456] 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. [ 45.716941][ T457] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-456: bg 0: block 234: padding at end of block bitmap is not set [ 45.788745][ T460] loop2: detected capacity change from 0 to 2048 [ 45.864674][ T460] 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. [ 45.889450][ T460] 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 [ 45.958860][ T464] loop2: detected capacity change from 0 to 2048 [ 45.996944][ T464] 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. [ 46.034298][ T464] 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 [ 46.111866][ T468] loop2: detected capacity change from 0 to 2048 [ 46.131314][ T468] 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. [ 46.158700][ T468] 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 [ 46.228390][ T472] loop2: detected capacity change from 0 to 2048 [ 46.288004][ T472] 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. [ 46.324782][ T472] 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 [ 46.398459][ T476] loop2: detected capacity change from 0 to 2048 [ 46.459135][ T476] 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. [ 46.505014][ T476] 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 [ 46.632963][ T480] loop2: detected capacity change from 0 to 2048 [ 46.648013][ T480] 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. [ 46.675336][ T480] 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 [ 46.737856][ T484] loop2: detected capacity change from 0 to 2048 [ 46.797450][ T484] 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. [ 46.834319][ T485] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-484: bg 0: block 234: padding at end of block bitmap is not set [ 46.958172][ T488] loop2: detected capacity change from 0 to 2048 [ 47.044694][ T488] 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. [ 47.070273][ T488] 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 2025/10/21 15:38:45 executed programs: 31 [ 47.148776][ T493] loop2: detected capacity change from 0 to 2048 [ 47.214480][ T493] 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. [ 47.257319][ T494] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-493: bg 0: block 234: padding at end of block bitmap is not set [ 47.338204][ T497] loop2: detected capacity change from 0 to 2048 [ 47.388178][ T497] 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. [ 47.424299][ T497] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.47: bg 0: block 234: padding at end of block bitmap is not set [ 47.478064][ T501] loop2: detected capacity change from 0 to 2048 [ 47.537420][ T501] 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. [ 47.574262][ T501] 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 [ 47.648297][ T505] loop2: detected capacity change from 0 to 2048 [ 47.704445][ T505] 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. [ 47.734260][ T506] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-505: bg 0: block 234: padding at end of block bitmap is not set [ 47.808265][ T509] loop2: detected capacity change from 0 to 2048 [ 47.858478][ T509] 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. [ 47.904199][ T509] 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 [ 47.998424][ T513] loop2: detected capacity change from 0 to 2048 [ 48.017659][ T513] 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. [ 48.041321][ T513] 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 [ 48.157504][ T517] loop2: detected capacity change from 0 to 2048 [ 48.218201][ T517] 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. [ 48.255739][ T518] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-517: bg 0: block 234: padding at end of block bitmap is not set [ 48.377379][ T522] loop2: detected capacity change from 0 to 2048 [ 48.428236][ T522] 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. [ 48.456967][ T523] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-522: bg 0: block 234: padding at end of block bitmap is not set [ 48.538989][ T526] loop2: detected capacity change from 0 to 2048 [ 48.574722][ T526] 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. [ 48.615754][ T527] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-526: bg 0: block 234: padding at end of block bitmap is not set [ 48.717505][ T530] loop2: detected capacity change from 0 to 2048 [ 48.768300][ T530] 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. [ 48.807721][ T531] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-530: bg 0: block 234: padding at end of block bitmap is not set [ 48.937535][ T534] loop2: detected capacity change from 0 to 2048 [ 48.994943][ T534] 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. [ 49.034520][ T534] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.56: bg 0: block 234: padding at end of block bitmap is not set [ 49.107585][ T538] loop2: detected capacity change from 0 to 2048 [ 49.159880][ T538] 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. [ 49.205136][ T538] 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 [ 49.318224][ T542] loop2: detected capacity change from 0 to 2048 [ 49.344646][ T542] 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. [ 49.374438][ T542] 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 [ 49.428142][ T546] loop2: detected capacity change from 0 to 2048 [ 49.450012][ T546] 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. [ 49.473459][ T546] 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 [ 49.517642][ T550] loop2: detected capacity change from 0 to 2048 [ 49.564590][ T550] 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. [ 49.594239][ T550] 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 [ 49.667566][ T554] loop2: detected capacity change from 0 to 2048 [ 49.696441][ T554] 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. [ 49.735890][ T554] 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 [ 49.808220][ T558] loop2: detected capacity change from 0 to 2048 [ 49.859656][ T558] 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. [ 49.894314][ T559] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-558: bg 0: block 234: padding at end of block bitmap is not set [ 49.967117][ T562] loop2: detected capacity change from 0 to 2048 [ 50.089115][ T562] 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. [ 50.114243][ T562] 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 [ 50.178518][ T566] loop2: detected capacity change from 0 to 2048 [ 50.228599][ T566] 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. [ 50.257501][ T567] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-566: bg 0: block 234: padding at end of block bitmap is not set [ 50.337221][ T570] loop2: detected capacity change from 0 to 2048 [ 50.427523][ T570] 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. [ 50.464436][ T570] 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 [ 50.518715][ T574] loop2: detected capacity change from 0 to 2048 [ 50.584610][ T574] 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. [ 50.625137][ T574] 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 [ 50.698645][ T578] loop2: detected capacity change from 0 to 2048 [ 50.748297][ T578] 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. [ 50.777917][ T579] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-578: bg 0: block 234: padding at end of block bitmap is not set [ 50.907915][ T582] loop2: detected capacity change from 0 to 2048 [ 50.968623][ T582] 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. [ 51.014054][ T582] 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 [ 51.087531][ T586] loop2: detected capacity change from 0 to 2048 [ 51.176542][ T586] 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. [ 51.214360][ T586] 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 [ 51.288411][ T590] loop2: detected capacity change from 0 to 2048 [ 51.325539][ T590] 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. [ 51.354286][ T590] 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 [ 51.407450][ T594] loop2: detected capacity change from 0 to 2048 [ 51.467645][ T594] 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. [ 51.504541][ T595] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-594: bg 0: block 234: padding at end of block bitmap is not set [ 51.577984][ T598] loop2: detected capacity change from 0 to 2048 [ 51.638384][ T598] 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. [ 51.668840][ T599] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-598: bg 0: block 234: padding at end of block bitmap is not set [ 51.748804][ T602] loop2: detected capacity change from 0 to 2048 [ 51.764769][ T602] 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. [ 51.804348][ T602] 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 [ 51.877629][ T606] loop2: detected capacity change from 0 to 2048 [ 51.938301][ T606] 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. [ 51.984160][ T606] 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 [ 52.057239][ T610] loop2: detected capacity change from 0 to 2048 [ 52.158169][ T610] 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. [ 52.194439][ T610] 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 15:38:50 executed programs: 61 [ 52.258713][ T615] loop2: detected capacity change from 0 to 2048 [ 52.308764][ T615] 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. [ 52.334186][ T615] 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 [ 52.408160][ T619] loop2: detected capacity change from 0 to 2048 [ 52.526430][ T619] 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. [ 52.566051][ T619] 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 [ 52.638644][ T623] loop2: detected capacity change from 0 to 2048 [ 52.698137][ T623] 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. [ 52.721840][ T623] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.78: bg 0: block 234: padding at end of block bitmap is not set [ 52.798030][ T627] loop2: detected capacity change from 0 to 2048 [ 52.814738][ T627] 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. [ 52.838357][ T627] 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 [ 52.918284][ T631] loop2: detected capacity change from 0 to 2048 [ 53.034505][ T631] 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. [ 53.057535][ T631] 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 [ 53.158471][ T635] loop2: detected capacity change from 0 to 2048 [ 53.213719][ T635] 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 [ 53.279194][ T639] loop2: detected capacity change from 0 to 2048 [ 53.311068][ T639] 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 [ 53.387788][ T643] loop2: detected capacity change from 0 to 2048 [ 53.441577][ T643] 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 [ 53.519278][ T647] loop2: detected capacity change from 0 to 2048 [ 53.579838][ T648] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-647: bg 0: block 234: padding at end of block bitmap is not set [ 53.658176][ T651] loop2: detected capacity change from 0 to 2048 [ 53.691762][ T651] 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 [ 53.759141][ T655] loop2: detected capacity change from 0 to 2048 [ 53.816192][ T655] 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 [ 53.948221][ T659] loop2: detected capacity change from 0 to 2048 [ 53.970645][ T659] 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 [ 54.057656][ T663] loop2: detected capacity change from 0 to 2048 [ 54.119727][ T663] 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 [ 54.217133][ T667] loop2: detected capacity change from 0 to 2048 [ 54.276465][ T667] 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 [ 54.349540][ T672] loop2: detected capacity change from 0 to 2048 [ 54.431914][ T672] 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 [ 54.507864][ T676] loop2: detected capacity change from 0 to 2048 [ 54.573867][ T676] 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 [ 54.648852][ T680] loop2: detected capacity change from 0 to 2048 [ 54.681727][ T680] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.92: bg 0: block 234: padding at end of block bitmap is not set [ 54.758806][ T684] loop2: detected capacity change from 0 to 2048 [ 54.785339][ T684] 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 [ 54.858083][ T688] loop2: detected capacity change from 0 to 2048 [ 54.913746][ T688] 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 [ 54.987722][ T692] loop2: detected capacity change from 0 to 2048 [ 55.083751][ T692] 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 [ 55.197947][ T696] loop2: detected capacity change from 0 to 2048 [ 55.244048][ T696] 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 [ 55.260326][ T10] ------------[ cut here ]------------ [ 55.265832][ T10] kernel BUG at fs/ext4/inode.c:2747! [ 55.271213][ T10] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 55.277258][ T10] CPU: 0 PID: 10 Comm: kworker/u4:1 Not tainted syzkaller #0 [ 55.284702][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 55.294903][ T10] Workqueue: writeback wb_workfn (flush-7:2) [ 55.300865][ T10] RIP: 0010:ext4_writepages+0x2f75/0x2f90 [ 55.306680][ T10] 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 [ 55.326366][ T10] RSP: 0018:ffffc900000a7100 EFLAGS: 00010293 [ 55.332835][ T10] RAX: ffffffff81d946f5 RBX: 0000008410000000 RCX: ffff888100273b40 [ 55.340976][ T10] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 55.349038][ T10] RBP: ffffc900000a7470 R08: dffffc0000000000 R09: ffffed102436ddec [ 55.357131][ T10] R10: ffffed102436ddec R11: 1ffff1102436ddeb R12: dffffc0000000000 [ 55.365382][ T10] R13: 0000000000000001 R14: 0000008000000000 R15: ffff888121b6f1f0 [ 55.373546][ T10] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 55.382647][ T10] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.389268][ T10] CR2: 0000200000000040 CR3: 0000000124b0f000 CR4: 00000000003506b0 [ 55.397337][ T10] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.405306][ T10] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.413368][ T10] Call Trace: [ 55.416661][ T10] [ 55.419600][ T10] ? __kasan_check_write+0x14/0x20 [ 55.424730][ T10] ? pagecache_get_page+0xcb6/0xda0 [ 55.430015][ T10] ? __kasan_check_read+0x11/0x20 [ 55.435134][ T10] ? mark_page_accessed+0x3b6/0x8d0 [ 55.440348][ T10] ? __activate_page+0xd40/0xd40 [ 55.445365][ T10] ? ext4_readpage+0x220/0x220 [ 55.450227][ T10] ? update_curr+0x2f3/0x5b0 [ 55.454828][ T10] ? memcpy+0x56/0x70 [ 55.458892][ T10] ? copy_page_from_iter_atomic+0x784/0x1350 [ 55.464869][ T10] ? __kasan_check_read+0x11/0x20 [ 55.469984][ T10] ? __set_page_dirty_no_writeback+0xff/0x130 [ 55.476160][ T10] ? ext4_readpage+0x220/0x220 [ 55.481085][ T10] do_writepages+0x48a/0x6c0 [ 55.485846][ T10] ? update_curr+0x2f3/0x5b0 [ 55.490520][ T10] ? __writepage+0x130/0x130 [ 55.495202][ T10] ? enqueue_task_fair+0xaa7/0x2120 [ 55.500396][ T10] ? __kasan_check_write+0x14/0x20 [ 55.505685][ T10] ? _raw_spin_lock+0x8e/0xe0 [ 55.510377][ T10] __writeback_single_inode+0xd5/0x9c0 [ 55.515860][ T10] ? wbc_attach_and_unlock_inode+0x194/0x5f0 [ 55.521948][ T10] writeback_sb_inodes+0x9c0/0x1590 [ 55.527258][ T10] ? psi_task_change+0x212/0x370 [ 55.532460][ T10] ? queue_io+0x4c0/0x4c0 [ 55.536797][ T10] ? __kasan_check_read+0x11/0x20 [ 55.541817][ T10] ? queue_io+0x382/0x4c0 [ 55.546292][ T10] wb_writeback+0x3f1/0x980 [ 55.550931][ T10] ? inode_cgwb_move_to_attached+0x3e0/0x3e0 [ 55.557361][ T10] ? set_worker_desc+0x155/0x1c0 [ 55.562362][ T10] ? __kasan_check_write+0x14/0x20 [ 55.567484][ T10] wb_workfn+0x38f/0xe20 [ 55.571846][ T10] ? inode_wait_for_writeback+0x200/0x200 [ 55.577664][ T10] ? compat_start_thread+0x20/0x20 [ 55.582772][ T10] ? _raw_spin_unlock+0x4d/0x70 [ 55.587713][ T10] ? finish_task_switch+0x16b/0x780 [ 55.592996][ T10] ? __switch_to_asm+0x3a/0x60 [ 55.597793][ T10] ? __schedule+0xb76/0x14c0 [ 55.602646][ T10] process_one_work+0x6be/0xba0 [ 55.607591][ T10] worker_thread+0xa59/0x1200 [ 55.612295][ T10] ? __kthread_parkme+0xac/0x200 [ 55.617233][ T10] kthread+0x411/0x500 [ 55.621316][ T10] ? worker_clr_flags+0x190/0x190 [ 55.626361][ T10] ? kthread_blkcg+0xd0/0xd0 [ 55.631007][ T10] ret_from_fork+0x1f/0x30 [ 55.635638][ T10] [ 55.638658][ T10] Modules linked in: [ 55.644267][ T10] ---[ end trace 5f0bc3ac605b2d4a ]--- [ 55.649804][ T10] RIP: 0010:ext4_writepages+0x2f75/0x2f90 [ 55.655752][ T10] 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 [ 55.675542][ T10] RSP: 0018:ffffc900000a7100 EFLAGS: 00010293 [ 55.681682][ T10] RAX: ffffffff81d946f5 RBX: 0000008410000000 RCX: ffff888100273b40 [ 55.689806][ T10] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 55.698105][ T10] RBP: ffffc900000a7470 R08: dffffc0000000000 R09: ffffed102436ddec [ 55.706211][ T10] R10: ffffed102436ddec R11: 1ffff1102436ddeb R12: dffffc0000000000 [ 55.714420][ T10] R13: 0000000000000001 R14: 0000008000000000 R15: ffff888121b6f1f0 [ 55.722522][ T10] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 55.731665][ T10] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.738404][ T10] CR2: 0000200000000040 CR3: 0000000124b0f000 CR4: 00000000003506b0 [ 55.746493][ T10] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.754600][ T10] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.762657][ T10] Kernel panic - not syncing: Fatal exception [ 55.769133][ T10] Kernel Offset: disabled [ 55.773457][ T10] Rebooting in 86400 seconds..