Warning: Permanently added '10.128.1.161' (ED25519) to the list of known hosts. 2025/10/28 17:37:51 parsed 1 programs [ 22.868793][ T30] audit: type=1400 audit(1761673071.317:64): 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 [ 22.889594][ T30] audit: type=1400 audit(1761673071.317:65): 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 [ 23.622525][ T30] audit: type=1400 audit(1761673072.077:66): 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 [ 23.623703][ T289] cgroup: Unknown subsys name 'net' [ 23.645236][ T30] audit: type=1400 audit(1761673072.077:67): 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 [ 23.672753][ T30] audit: type=1400 audit(1761673072.107:68): 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 [ 23.672934][ T289] cgroup: Unknown subsys name 'devices' [ 23.811158][ T289] cgroup: Unknown subsys name 'hugetlb' [ 23.816789][ T289] cgroup: Unknown subsys name 'rlimit' [ 24.018399][ T30] audit: type=1400 audit(1761673072.467:69): 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 [ 24.041781][ T30] audit: type=1400 audit(1761673072.467:70): 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 [ 24.062226][ T30] audit: type=1400 audit(1761673072.467:71): 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 [ 24.082771][ T30] audit: type=1400 audit(1761673072.467:72): 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 [ 24.094312][ T291] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 24.103021][ T30] audit: type=1400 audit(1761673072.477:73): 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 [ 24.163182][ T289] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 24.689374][ T294] request_module fs-gadgetfs succeeded, but still no fs? [ 24.983287][ T318] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.990514][ T318] bridge0: port 1(bridge_slave_0) entered disabled state [ 24.997875][ T318] device bridge_slave_0 entered promiscuous mode [ 25.004794][ T318] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.011850][ T318] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.019188][ T318] device bridge_slave_1 entered promiscuous mode [ 25.059468][ T318] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.066533][ T318] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.073828][ T318] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.080876][ T318] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.098606][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 25.106370][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.113751][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.123369][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 25.131602][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.138640][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.147033][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 25.155309][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.162371][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.174213][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 25.183967][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 25.196412][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 25.208026][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 25.216264][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 25.223782][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 25.232661][ T318] device veth0_vlan entered promiscuous mode [ 25.241987][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 25.250881][ T318] device veth1_macvtap entered promiscuous mode [ 25.260058][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 25.278937][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 25.311635][ T318] syz-executor (318) used greatest stack depth: 21984 bytes left 2025/10/28 17:37:54 executed programs: 0 [ 25.760388][ T363] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.767434][ T363] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.775168][ T363] device bridge_slave_0 entered promiscuous mode [ 25.782251][ T363] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.789370][ T363] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.796664][ T363] device bridge_slave_1 entered promiscuous mode [ 25.843460][ T363] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.850522][ T363] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.857990][ T363] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.865089][ T363] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.888934][ T329] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 25.896945][ T329] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.904836][ T329] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.920296][ T329] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 25.928584][ T329] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.935668][ T329] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.943020][ T329] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 25.951421][ T329] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.958654][ T329] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.968775][ T329] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 25.976952][ T329] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 25.985767][ T329] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 25.993940][ T329] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 26.011257][ T329] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 26.019595][ T329] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 26.030241][ T329] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 26.038711][ T329] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 26.047041][ T329] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 26.054669][ T329] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 26.062992][ T363] device veth0_vlan entered promiscuous mode [ 26.072584][ T329] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 26.080772][ T329] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 26.089812][ T363] device veth1_macvtap entered promiscuous mode [ 26.098360][ T329] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 26.106436][ T329] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 26.115727][ T329] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 26.125993][ T329] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 26.134380][ T329] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 26.165169][ T373] loop2: detected capacity change from 0 to 2048 [ 26.216247][ T373] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 26.246502][ 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 [ 26.266214][ T373] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.17: lblock 0 mapped to illegal pblock 62218 (length 1) [ 26.266227][ T374] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-373: lblock 0 mapped to illegal pblock 62218 (length 1) [ 26.266484][ T373] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.17: lblock 0 mapped to illegal pblock 62218 (length 1) [ 26.281359][ T374] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-373: lblock 0 mapped to illegal pblock 62218 (length 1) [ 26.296031][ T373] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.17: lblock 0 mapped to illegal pblock 62218 (length 1) [ 26.310619][ T374] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-373: lblock 0 mapped to illegal pblock 62218 (length 1) [ 26.339702][ T373] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.17: lblock 0 mapped to illegal pblock 62218 (length 1) [ 26.354454][ T374] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-373: lblock 0 mapped to illegal pblock 62218 (length 1) [ 26.368717][ T373] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.17: lblock 0 mapped to illegal pblock 62218 (length 1) [ 26.466959][ T378] loop2: detected capacity change from 0 to 2048 [ 26.516568][ T378] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 26.560865][ T378] 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 [ 26.626568][ T384] loop2: detected capacity change from 0 to 2048 [ 26.692167][ T384] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 26.724295][ T385] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-384: bg 0: block 234: padding at end of block bitmap is not set [ 26.820534][ T388] loop2: detected capacity change from 0 to 2048 [ 26.870831][ T388] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 26.896848][ T388] 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 [ 26.914060][ T389] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-388: lblock 0 mapped to illegal pblock 62218 (length 1) [ 26.914052][ T388] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.20: lblock 0 mapped to illegal pblock 62218 (length 1) [ 26.914262][ T388] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.20: lblock 0 mapped to illegal pblock 62218 (length 1) [ 26.929515][ T389] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-388: lblock 0 mapped to illegal pblock 62218 (length 1) [ 26.944550][ T388] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.20: lblock 0 mapped to illegal pblock 62218 (length 1) [ 26.958658][ T389] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-388: lblock 0 mapped to illegal pblock 62218 (length 1) [ 26.973805][ T388] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.20: lblock 0 mapped to illegal pblock 62218 (length 1) [ 26.988428][ T389] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-388: lblock 0 mapped to illegal pblock 62218 (length 1) [ 27.002999][ T388] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.20: lblock 0 mapped to illegal pblock 62218 (length 1) [ 27.117730][ T45] device bridge_slave_1 left promiscuous mode [ 27.124164][ T45] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.137268][ T45] device bridge_slave_0 left promiscuous mode [ 27.137429][ T392] loop2: detected capacity change from 0 to 2048 [ 27.153669][ T45] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.164405][ T45] device veth1_macvtap left promiscuous mode [ 27.171741][ T45] device veth0_vlan left promiscuous mode [ 27.201013][ T392] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 27.253537][ 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 [ 27.338601][ T396] loop2: detected capacity change from 0 to 2048 [ 27.361058][ T396] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 27.402796][ 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 [ 27.417739][ T396] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.22: lblock 0 mapped to illegal pblock 62218 (length 1) [ 27.417765][ T397] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-396: lblock 0 mapped to illegal pblock 62218 (length 1) [ 27.432525][ T396] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.22: lblock 0 mapped to illegal pblock 62218 (length 1) [ 27.448518][ T397] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-396: lblock 0 mapped to illegal pblock 62218 (length 1) [ 27.462712][ T396] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.22: lblock 0 mapped to illegal pblock 62218 (length 1) [ 27.476952][ T397] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-396: lblock 0 mapped to illegal pblock 62218 (length 1) [ 27.491824][ T396] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.22: lblock 0 mapped to illegal pblock 62218 (length 1) [ 27.506079][ T397] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-396: lblock 0 mapped to illegal pblock 62218 (length 1) [ 27.521361][ T396] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.22: lblock 0 mapped to illegal pblock 62218 (length 1) [ 27.704550][ T400] loop2: detected capacity change from 0 to 2048 [ 27.776260][ T400] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 27.820681][ 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 [ 27.895255][ T404] loop2: detected capacity change from 0 to 2048 [ 27.921156][ T404] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 27.960478][ T404] 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 [ 28.045598][ T408] loop2: detected capacity change from 0 to 2048 [ 28.060993][ T408] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 28.087361][ 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 [ 28.214386][ T412] loop2: detected capacity change from 0 to 2048 [ 28.251853][ T412] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 28.290434][ 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 [ 28.375619][ T416] loop2: detected capacity change from 0 to 2048 [ 28.401354][ T416] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 28.440880][ 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 [ 28.456264][ T417] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-416: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.456258][ T416] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.27: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.456457][ T417] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-416: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.471422][ T416] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.27: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.485659][ T417] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-416: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.501254][ T416] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.27: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.515230][ T417] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-416: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.529861][ T416] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.27: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.544205][ T417] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-416: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.645391][ T420] loop2: detected capacity change from 0 to 2048 [ 28.670816][ T420] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 28.710737][ 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 [ 28.726638][ T420] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.28: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.726654][ T421] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-420: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.726841][ T421] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-420: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.741670][ T420] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.28: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.756249][ T421] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-420: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.770854][ T420] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.28: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.800168][ T421] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-420: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.829591][ T420] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.28: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.844494][ T421] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-420: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.975065][ T424] loop2: detected capacity change from 0 to 2048 [ 29.001074][ T424] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 29.041304][ T425] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-424: bg 0: block 234: padding at end of block bitmap is not set [ 29.060403][ T424] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.29: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.060419][ T425] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-424: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.060684][ T425] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-424: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.075464][ T424] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.29: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.090078][ T425] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-424: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.104753][ T424] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.29: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.119613][ T425] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-424: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.135179][ T424] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.29: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.148828][ T425] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-424: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.254512][ T429] loop2: detected capacity change from 0 to 2048 [ 29.341043][ T429] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 29.380507][ T430] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-429: bg 0: block 234: padding at end of block bitmap is not set [ 29.396267][ T429] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.30: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.396282][ T430] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-429: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.396489][ T430] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-429: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.411313][ T429] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.30: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.426029][ T430] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-429: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.440400][ T429] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.30: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.455289][ T430] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-429: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.469690][ T429] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.30: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.484575][ T430] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-429: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.597531][ T433] loop2: detected capacity change from 0 to 2048 [ 29.664481][ T433] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 29.700601][ T434] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-433: bg 0: block 234: padding at end of block bitmap is not set [ 29.717830][ T433] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.31: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.717853][ T434] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-433: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.733088][ T433] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.31: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.748034][ T434] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-433: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.762461][ T433] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.31: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.777292][ T434] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-433: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.792192][ T433] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.31: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.806736][ T434] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-433: lblock 0 mapped to illegal pblock 62218 (length 1) [ 29.821577][ T433] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.31: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.016646][ T437] loop2: detected capacity change from 0 to 2048 [ 30.122990][ T437] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 30.161741][ T437] 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 [ 30.176623][ T437] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.32: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.176634][ T438] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-437: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.176823][ T438] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-437: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.191696][ T437] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.32: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.206354][ T438] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-437: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.220840][ T437] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.32: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.235796][ T438] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-437: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.250433][ T437] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.32: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.265023][ T438] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-437: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.375404][ T441] loop2: detected capacity change from 0 to 2048 [ 30.390930][ T441] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 30.413970][ T441] 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 [ 30.484359][ T445] loop2: detected capacity change from 0 to 2048 [ 30.572978][ T445] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 30.595551][ T445] 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 [ 30.616729][ T446] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-445: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.616717][ T445] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.34: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.616962][ T445] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.34: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.632181][ T446] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-445: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.646517][ T445] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.34: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.661159][ T446] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-445: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.675920][ T445] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.34: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.690491][ T446] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-445: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.705191][ T445] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.34: lblock 0 mapped to illegal pblock 62218 (length 1) 2025/10/28 17:37:59 executed programs: 20 [ 30.800303][ T30] kauditd_printk_skb: 40 callbacks suppressed [ 30.800336][ T30] audit: type=1400 audit(1761673079.257:114): avc: denied { write } for pid=281 comm="syz-execprog" path="pipe:[14893]" dev="pipefs" ino=14893 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 30.882924][ T449] loop2: detected capacity change from 0 to 2048 [ 30.934370][ T449] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 30.970505][ T449] 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 [ 30.986623][ T449] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.35: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.986635][ T450] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-449: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.986850][ T450] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-449: lblock 0 mapped to illegal pblock 62218 (length 1) [ 31.001513][ T449] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.35: lblock 0 mapped to illegal pblock 62218 (length 1) [ 31.016515][ T450] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-449: lblock 0 mapped to illegal pblock 62218 (length 1) [ 31.030824][ T449] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.35: lblock 0 mapped to illegal pblock 62218 (length 1) [ 31.045560][ T450] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-449: lblock 0 mapped to illegal pblock 62218 (length 1) [ 31.060040][ T449] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.35: lblock 0 mapped to illegal pblock 62218 (length 1) [ 31.074556][ T450] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-449: lblock 0 mapped to illegal pblock 62218 (length 1) [ 31.205042][ T453] loop2: detected capacity change from 0 to 2048 [ 31.265543][ T453] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 31.310584][ T454] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-453: bg 0: block 234: padding at end of block bitmap is not set [ 31.455380][ T457] loop2: detected capacity change from 0 to 2048 [ 31.520874][ T457] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 31.560259][ T458] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-457: bg 0: block 234: padding at end of block bitmap is not set [ 31.580262][ T457] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.37: lblock 0 mapped to illegal pblock 62218 (length 1) [ 31.580278][ T458] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-457: lblock 0 mapped to illegal pblock 62218 (length 1) [ 31.595202][ T457] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.37: lblock 0 mapped to illegal pblock 62218 (length 1) [ 31.610348][ T458] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-457: lblock 0 mapped to illegal pblock 62218 (length 1) [ 31.624779][ T457] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.37: lblock 0 mapped to illegal pblock 62218 (length 1) [ 31.639707][ T458] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-457: lblock 0 mapped to illegal pblock 62218 (length 1) [ 31.653947][ T457] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.37: lblock 0 mapped to illegal pblock 62218 (length 1) [ 31.668705][ T458] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-457: lblock 0 mapped to illegal pblock 62218 (length 1) [ 31.683109][ T457] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.37: lblock 0 mapped to illegal pblock 62218 (length 1) [ 31.854295][ T461] loop2: detected capacity change from 0 to 2048 [ 31.873656][ T461] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 31.910821][ T462] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-461: bg 0: block 234: padding at end of block bitmap is not set [ 31.931711][ T461] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.38: lblock 0 mapped to illegal pblock 62218 (length 1) [ 31.931728][ T462] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-461: lblock 0 mapped to illegal pblock 62218 (length 1) [ 31.946537][ T461] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.38: lblock 0 mapped to illegal pblock 62218 (length 1) [ 31.961277][ T462] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-461: lblock 0 mapped to illegal pblock 62218 (length 1) [ 31.975870][ T461] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.38: lblock 0 mapped to illegal pblock 62218 (length 1) [ 31.990578][ T462] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-461: lblock 0 mapped to illegal pblock 62218 (length 1) [ 32.005358][ T461] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.38: lblock 0 mapped to illegal pblock 62218 (length 1) [ 32.019695][ T462] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-461: lblock 0 mapped to illegal pblock 62218 (length 1) [ 32.034547][ T461] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.38: lblock 0 mapped to illegal pblock 62218 (length 1) [ 32.165878][ T465] loop2: detected capacity change from 0 to 2048 [ 32.214486][ T465] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 32.237056][ T465] 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 [ 32.255265][ T465] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.39: lblock 0 mapped to illegal pblock 62218 (length 1) [ 32.255281][ T466] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-465: lblock 0 mapped to illegal pblock 62218 (length 1) [ 32.255477][ T466] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-465: lblock 0 mapped to illegal pblock 62218 (length 1) [ 32.270302][ T465] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.39: lblock 0 mapped to illegal pblock 62218 (length 1) [ 32.286404][ T466] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-465: lblock 0 mapped to illegal pblock 62218 (length 1) [ 32.300189][ T465] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.39: lblock 0 mapped to illegal pblock 62218 (length 1) [ 32.314928][ T466] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-465: lblock 0 mapped to illegal pblock 62218 (length 1) [ 32.330288][ T465] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.39: lblock 0 mapped to illegal pblock 62218 (length 1) [ 32.344744][ T466] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-465: lblock 0 mapped to illegal pblock 62218 (length 1) [ 32.494241][ T469] loop2: detected capacity change from 0 to 2048 [ 32.564592][ T469] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 32.600553][ T469] 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 [ 32.734324][ T473] loop2: detected capacity change from 0 to 2048 [ 32.754887][ T473] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 32.790532][ T473] 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 [ 32.894294][ T477] loop2: detected capacity change from 0 to 2048 [ 32.935169][ T477] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 32.970382][ T477] 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 [ 32.988999][ T477] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.42: lblock 0 mapped to illegal pblock 62218 (length 1) [ 32.989025][ T478] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-477: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.004229][ T477] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.42: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.018817][ T478] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-477: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.033652][ T477] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.42: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.048521][ T478] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-477: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.063063][ T477] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.42: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.077845][ T478] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-477: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.092341][ T477] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.42: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.254510][ T481] loop2: detected capacity change from 0 to 2048 [ 33.276252][ T481] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 33.308630][ T481] 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 [ 33.325688][ T481] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.43: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.325702][ T482] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-481: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.325920][ T482] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-481: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.340891][ T481] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.43: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.355661][ T482] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-481: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.370383][ T481] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.43: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.385915][ T482] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-481: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.400404][ T481] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.43: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.414834][ T482] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-481: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.573778][ T485] loop2: detected capacity change from 0 to 2048 [ 33.634505][ T485] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 33.656861][ T485] 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 [ 33.674658][ T485] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.44: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.674673][ T486] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-485: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.674882][ T486] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-485: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.690023][ T485] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.44: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.704791][ T486] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-485: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.719067][ T485] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.44: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.733603][ T486] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-485: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.748381][ T485] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.44: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.762755][ T486] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-485: lblock 0 mapped to illegal pblock 62218 (length 1) [ 33.864174][ T489] loop2: detected capacity change from 0 to 2048 [ 33.925497][ T489] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 33.970715][ T490] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-489: bg 0: block 234: padding at end of block bitmap is not set [ 34.054133][ T493] loop2: detected capacity change from 0 to 2048 [ 34.131196][ T493] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 34.156277][ T493] 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 [ 34.174025][ T493] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.46: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.174039][ T494] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-493: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.174259][ T494] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-493: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.189094][ T493] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.46: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.203998][ T494] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-493: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.218549][ T493] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.46: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.233361][ T494] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-493: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.247472][ T493] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.46: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.262649][ T494] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-493: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.364226][ T497] loop2: detected capacity change from 0 to 2048 [ 34.473950][ T497] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 34.510457][ T498] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-497: bg 0: block 234: padding at end of block bitmap is not set [ 34.532524][ T497] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.47: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.532539][ T498] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-497: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.532752][ T498] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-497: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.557601][ T497] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.47: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.561893][ T498] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-497: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.576860][ T497] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.47: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.591180][ T498] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-497: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.605900][ T497] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.47: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.620279][ T498] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-497: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.724887][ T501] loop2: detected capacity change from 0 to 2048 [ 34.784765][ T501] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 34.820620][ 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 [ 34.840136][ T501] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.48: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.840152][ T502] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-501: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.840362][ T502] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-501: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.855442][ T501] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.48: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.870222][ T502] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-501: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.885014][ T501] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.48: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.899454][ T502] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-501: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.914015][ T501] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.48: lblock 0 mapped to illegal pblock 62218 (length 1) [ 34.928498][ T502] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-501: lblock 0 mapped to illegal pblock 62218 (length 1) [ 35.036408][ T505] loop2: detected capacity change from 0 to 2048 [ 35.058042][ T505] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 35.081513][ T505] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.49: bg 0: block 234: padding at end of block bitmap is not set [ 35.101223][ T505] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.49: lblock 0 mapped to illegal pblock 62218 (length 1) [ 35.101232][ T506] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-505: lblock 0 mapped to illegal pblock 62218 (length 1) [ 35.101479][ T506] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-505: lblock 0 mapped to illegal pblock 62218 (length 1) [ 35.116355][ T505] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.49: lblock 0 mapped to illegal pblock 62218 (length 1) [ 35.131424][ T506] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-505: lblock 0 mapped to illegal pblock 62218 (length 1) [ 35.145545][ T505] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.49: lblock 0 mapped to illegal pblock 62218 (length 1) [ 35.160275][ T506] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-505: lblock 0 mapped to illegal pblock 62218 (length 1) [ 35.174752][ T505] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.49: lblock 0 mapped to illegal pblock 62218 (length 1) [ 35.190053][ T506] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-505: lblock 0 mapped to illegal pblock 62218 (length 1) [ 35.294870][ T509] loop2: detected capacity change from 0 to 2048 [ 35.344447][ T509] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 35.366786][ 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 [ 35.385924][ T509] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.50: lblock 0 mapped to illegal pblock 62218 (length 1) [ 35.385936][ T510] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-509: lblock 0 mapped to illegal pblock 62218 (length 1) [ 35.386143][ T510] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-509: lblock 0 mapped to illegal pblock 62218 (length 1) [ 35.401239][ T509] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.50: lblock 0 mapped to illegal pblock 62218 (length 1) [ 35.415933][ T510] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-509: lblock 0 mapped to illegal pblock 62218 (length 1) [ 35.430389][ T509] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.50: lblock 0 mapped to illegal pblock 62218 (length 1) [ 35.445815][ T510] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-509: lblock 0 mapped to illegal pblock 62218 (length 1) [ 35.459375][ T509] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.50: lblock 0 mapped to illegal pblock 62218 (length 1) [ 35.474194][ T510] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-509: lblock 0 mapped to illegal pblock 62218 (length 1) [ 35.584238][ T513] loop2: detected capacity change from 0 to 2048 [ 35.611671][ T513] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 35.651419][ 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 [ 35.815125][ T517] loop2: detected capacity change from 0 to 2048 [ 35.900950][ T517] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 35.923524][ T517] 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 2025/10/28 17:38:04 executed programs: 38 [ 36.004437][ T522] loop2: detected capacity change from 0 to 2048 [ 36.133539][ T522] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 36.162683][ T522] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.53: bg 0: block 234: padding at end of block bitmap is not set [ 36.182072][ T522] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.53: lblock 0 mapped to illegal pblock 62218 (length 1) [ 36.182084][ T523] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-522: lblock 0 mapped to illegal pblock 62218 (length 1) [ 36.182302][ T523] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-522: lblock 0 mapped to illegal pblock 62218 (length 1) [ 36.197473][ T522] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.53: lblock 0 mapped to illegal pblock 62218 (length 1) [ 36.212089][ T523] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-522: lblock 0 mapped to illegal pblock 62218 (length 1) [ 36.226861][ T522] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.53: lblock 0 mapped to illegal pblock 62218 (length 1) [ 36.241302][ T523] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-522: lblock 0 mapped to illegal pblock 62218 (length 1) [ 36.256049][ T522] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.53: lblock 0 mapped to illegal pblock 62218 (length 1) [ 36.270738][ T523] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-522: lblock 0 mapped to illegal pblock 62218 (length 1) [ 36.416613][ T526] loop2: detected capacity change from 0 to 2048 [ 36.464637][ T526] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 36.490357][ T526] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.54: bg 0: block 234: padding at end of block bitmap is not set [ 36.506142][ T526] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.54: lblock 0 mapped to illegal pblock 62218 (length 1) [ 36.506155][ T527] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-526: lblock 0 mapped to illegal pblock 62218 (length 1) [ 36.506350][ T527] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-526: lblock 0 mapped to illegal pblock 62218 (length 1) [ 36.521276][ T526] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.54: lblock 0 mapped to illegal pblock 62218 (length 1) [ 36.535767][ T527] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-526: lblock 0 mapped to illegal pblock 62218 (length 1) [ 36.550354][ T526] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.54: lblock 0 mapped to illegal pblock 62218 (length 1) [ 36.565326][ T527] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-526: lblock 0 mapped to illegal pblock 62218 (length 1) [ 36.579605][ T526] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.54: lblock 0 mapped to illegal pblock 62218 (length 1) [ 36.594425][ T527] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-526: lblock 0 mapped to illegal pblock 62218 (length 1) [ 36.700556][ T530] loop2: detected capacity change from 0 to 2048 [ 36.790839][ T530] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 36.830277][ T530] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.55: bg 0: block 234: padding at end of block bitmap is not set [ 36.914258][ T534] loop2: detected capacity change from 0 to 2048 [ 37.023856][ T534] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 37.053190][ T535] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-534: bg 0: block 234: padding at end of block bitmap is not set [ 37.071178][ T534] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.56: lblock 0 mapped to illegal pblock 62218 (length 1) [ 37.071202][ T535] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-534: lblock 0 mapped to illegal pblock 62218 (length 1) [ 37.086099][ T534] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.56: lblock 0 mapped to illegal pblock 62218 (length 1) [ 37.100874][ T535] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-534: lblock 0 mapped to illegal pblock 62218 (length 1) [ 37.115276][ T534] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.56: lblock 0 mapped to illegal pblock 62218 (length 1) [ 37.129809][ T535] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-534: lblock 0 mapped to illegal pblock 62218 (length 1) [ 37.159092][ T534] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.56: lblock 0 mapped to illegal pblock 62218 (length 1) [ 37.159320][ T535] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-534: lblock 0 mapped to illegal pblock 62218 (length 1) [ 37.174104][ T534] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.56: lblock 0 mapped to illegal pblock 62218 (length 1) [ 37.373391][ T538] loop2: detected capacity change from 0 to 2048 [ 37.444898][ T538] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 37.467209][ 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 [ 37.584810][ T542] loop2: detected capacity change from 0 to 2048 [ 37.661122][ T542] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 37.700299][ T543] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-542: bg 0: block 234: padding at end of block bitmap is not set [ 37.717109][ T542] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.58: lblock 0 mapped to illegal pblock 62218 (length 1) [ 37.717130][ T543] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-542: lblock 0 mapped to illegal pblock 62218 (length 1) [ 37.717357][ T543] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-542: lblock 0 mapped to illegal pblock 62218 (length 1) [ 37.732208][ T542] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.58: lblock 0 mapped to illegal pblock 62218 (length 1) [ 37.747203][ T543] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-542: lblock 0 mapped to illegal pblock 62218 (length 1) [ 37.761641][ T542] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.58: lblock 0 mapped to illegal pblock 62218 (length 1) [ 37.775807][ T543] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-542: lblock 0 mapped to illegal pblock 62218 (length 1) [ 37.790843][ T542] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.58: lblock 0 mapped to illegal pblock 62218 (length 1) [ 37.804988][ T543] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-542: lblock 0 mapped to illegal pblock 62218 (length 1) [ 37.915042][ T546] loop2: detected capacity change from 0 to 2048 [ 37.974453][ T546] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 38.010615][ 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 [ 38.029520][ T546] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.59: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.029533][ T547] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-546: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.029747][ T547] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-546: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.044852][ T546] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.59: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.059212][ T547] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-546: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.073838][ T546] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.59: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.088268][ T547] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-546: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.103299][ T546] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.59: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.117899][ T547] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-546: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.225263][ T550] loop2: detected capacity change from 0 to 2048 [ 38.285181][ T550] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 38.314236][ 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 [ 38.329918][ T550] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.60: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.329924][ T551] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-550: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.330143][ T551] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-550: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.345000][ T550] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.60: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.359709][ T551] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-550: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.374322][ T550] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.60: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.388943][ T551] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-550: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.403603][ T550] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.60: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.418077][ T551] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-550: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.524267][ T554] loop2: detected capacity change from 0 to 2048 [ 38.613695][ T554] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 38.642602][ 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 [ 38.658542][ T554] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.61: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.658557][ T555] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-554: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.658770][ T555] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-554: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.673753][ T554] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.61: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.688128][ T555] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-554: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.702822][ T554] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.61: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.717333][ T555] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-554: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.746470][ T554] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.61: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.775376][ T555] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-554: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.854724][ T558] loop2: detected capacity change from 0 to 2048 [ 38.881189][ T558] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 38.920206][ 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 [ 38.936868][ T558] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.62: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.936884][ T559] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-558: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.937115][ T559] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-558: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.951922][ T558] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.62: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.966321][ T559] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-558: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.981305][ T558] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.62: lblock 0 mapped to illegal pblock 62218 (length 1) [ 38.995631][ T559] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-558: lblock 0 mapped to illegal pblock 62218 (length 1) [ 39.010561][ T558] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.62: lblock 0 mapped to illegal pblock 62218 (length 1) [ 39.024916][ T559] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-558: lblock 0 mapped to illegal pblock 62218 (length 1) [ 39.174952][ T562] loop2: detected capacity change from 0 to 2048 [ 39.240316][ T562] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 39.287498][ 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 [ 39.354876][ T566] loop2: detected capacity change from 0 to 2048 [ 39.375566][ T566] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 39.397962][ T566] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.64: bg 0: block 234: padding at end of block bitmap is not set [ 39.476622][ T570] loop2: detected capacity change from 0 to 2048 [ 39.505297][ T570] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 39.528478][ 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 [ 39.614306][ T574] loop2: detected capacity change from 0 to 2048 [ 39.674775][ T574] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 39.720819][ T575] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-574: bg 0: block 234: padding at end of block bitmap is not set [ 39.855184][ T578] loop2: detected capacity change from 0 to 2048 [ 39.924797][ T578] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 39.960392][ T578] 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 [ 39.975900][ T578] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.67: lblock 0 mapped to illegal pblock 62218 (length 1) [ 39.975915][ T579] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-578: lblock 0 mapped to illegal pblock 62218 (length 1) [ 39.976099][ T579] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-578: lblock 0 mapped to illegal pblock 62218 (length 1) [ 39.991038][ T578] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.67: lblock 0 mapped to illegal pblock 62218 (length 1) [ 40.009679][ T579] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-578: lblock 0 mapped to illegal pblock 62218 (length 1) [ 40.019911][ T578] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.67: lblock 0 mapped to illegal pblock 62218 (length 1) [ 40.034557][ T579] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-578: lblock 0 mapped to illegal pblock 62218 (length 1) [ 40.049165][ T578] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.67: lblock 0 mapped to illegal pblock 62218 (length 1) [ 40.064067][ T579] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-578: lblock 0 mapped to illegal pblock 62218 (length 1) [ 40.174565][ T582] loop2: detected capacity change from 0 to 2048 [ 40.197014][ T582] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 40.219837][ 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 [ 40.304320][ T586] loop2: detected capacity change from 0 to 2048 [ 40.344546][ T586] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 40.380683][ 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 [ 40.533960][ T590] loop2: detected capacity change from 0 to 2048 [ 40.594347][ T590] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 40.630527][ 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 [ 40.649052][ T590] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.70: lblock 0 mapped to illegal pblock 62218 (length 1) [ 40.649072][ T591] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-590: lblock 0 mapped to illegal pblock 62218 (length 1) [ 40.649522][ T591] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-590: lblock 0 mapped to illegal pblock 62218 (length 1) [ 40.663990][ T590] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.70: lblock 0 mapped to illegal pblock 62218 (length 1) [ 40.678546][ T591] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-590: lblock 0 mapped to illegal pblock 62218 (length 1) [ 40.693386][ T590] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.70: lblock 0 mapped to illegal pblock 62218 (length 1) [ 40.707712][ T591] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-590: lblock 0 mapped to illegal pblock 62218 (length 1) [ 40.722709][ T590] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.70: lblock 0 mapped to illegal pblock 62218 (length 1) [ 40.737169][ T591] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-590: lblock 0 mapped to illegal pblock 62218 (length 1) [ 40.881616][ T594] loop2: detected capacity change from 0 to 2048 [ 40.924271][ T594] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 40.952854][ T594] 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 [ 40.967997][ T595] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm vhost-594: lblock 0 mapped to illegal pblock 62218 (length 1) [ 40.968021][ T594] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.71: lblock 0 mapped to illegal pblock 62218 (length 1) [ 40.983108][ T595] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-594: lblock 0 mapped to illegal pblock 62218 (length 1) [ 40.997844][ T594] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.71: lblock 0 mapped to illegal pblock 62218 (length 1) [ 41.012399][ T595] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-594: lblock 0 mapped to illegal pblock 62218 (length 1) [ 41.026920][ T594] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.71: lblock 0 mapped to illegal pblock 62218 (length 1) [ 41.041272][ T595] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-594: lblock 0 mapped to illegal pblock 62218 (length 1) [ 41.056019][ T594] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.71: lblock 0 mapped to illegal pblock 62218 (length 1) [ 41.070461][ T595] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-594: lblock 0 mapped to illegal pblock 62218 (length 1) 2025/10/28 17:38:09 executed programs: 57 [ 41.165621][ T599] loop2: detected capacity change from 0 to 2048 [ 41.230971][ T599] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 41.270438][ T600] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-599: bg 0: block 234: padding at end of block bitmap is not set [ 41.287930][ T599] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.72: lblock 0 mapped to illegal pblock 62218 (length 1) [ 41.287939][ T600] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-599: lblock 0 mapped to illegal pblock 62218 (length 1) [ 41.288168][ T600] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-599: lblock 0 mapped to illegal pblock 62218 (length 1) [ 41.303044][ T599] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.72: lblock 0 mapped to illegal pblock 62218 (length 1) [ 41.317770][ T600] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-599: lblock 0 mapped to illegal pblock 62218 (length 1) [ 41.332685][ T599] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.72: lblock 0 mapped to illegal pblock 62218 (length 1) [ 41.361658][ T600] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-599: lblock 0 mapped to illegal pblock 62218 (length 1) [ 41.391356][ T599] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.72: lblock 0 mapped to illegal pblock 62218 (length 1) [ 41.391573][ T600] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-599: lblock 0 mapped to illegal pblock 62218 (length 1) [ 41.484584][ T603] loop2: detected capacity change from 0 to 2048 [ 41.511582][ T603] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 41.551186][ T603] 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 [ 41.566393][ T603] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.73: lblock 0 mapped to illegal pblock 62218 (length 1) [ 41.566419][ T604] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-603: lblock 0 mapped to illegal pblock 62218 (length 1) [ 41.581602][ T603] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.73: lblock 0 mapped to illegal pblock 62218 (length 1) [ 41.596152][ T604] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-603: lblock 0 mapped to illegal pblock 62218 (length 1) [ 41.610473][ T603] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.73: lblock 0 mapped to illegal pblock 62218 (length 1) [ 41.626067][ T604] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-603: lblock 0 mapped to illegal pblock 62218 (length 1) [ 41.640055][ T603] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.73: lblock 0 mapped to illegal pblock 62218 (length 1) [ 41.654696][ T604] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-603: lblock 0 mapped to illegal pblock 62218 (length 1) [ 41.669552][ T603] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.73: lblock 0 mapped to illegal pblock 62218 (length 1) [ 41.873688][ T607] loop2: detected capacity change from 0 to 2048 [ 41.914279][ T607] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 41.950529][ T607] 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 [ 42.093519][ T611] loop2: detected capacity change from 0 to 2048 [ 42.154874][ T611] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 42.200412][ T611] 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 [ 42.334297][ T615] loop2: detected capacity change from 0 to 2048 [ 42.423539][ T615] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 42.462920][ 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 [ 42.616356][ T619] loop2: detected capacity change from 0 to 2048 [ 42.641661][ T619] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 42.680424][ 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 [ 42.699540][ T619] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.77: lblock 0 mapped to illegal pblock 62218 (length 1) [ 42.699736][ T620] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-619: lblock 0 mapped to illegal pblock 62218 (length 1) [ 42.714414][ T619] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.77: lblock 0 mapped to illegal pblock 62218 (length 1) [ 42.714574][ T619] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.77: lblock 0 mapped to illegal pblock 62218 (length 1) [ 42.730631][ T620] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-619: lblock 0 mapped to illegal pblock 62218 (length 1) [ 42.743911][ T619] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.77: lblock 0 mapped to illegal pblock 62218 (length 1) [ 42.758673][ T620] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-619: lblock 0 mapped to illegal pblock 62218 (length 1) [ 42.773034][ T619] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.77: lblock 0 mapped to illegal pblock 62218 (length 1) [ 42.787754][ T620] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-619: lblock 0 mapped to illegal pblock 62218 (length 1) [ 42.894188][ T623] loop2: detected capacity change from 0 to 2048 [ 42.955734][ T623] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 43.000856][ 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 [ 43.084789][ T627] loop2: detected capacity change from 0 to 2048 [ 43.193881][ T627] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 43.223349][ 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 [ 43.238167][ T627] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.79: lblock 0 mapped to illegal pblock 62218 (length 1) [ 43.238186][ T628] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-627: lblock 0 mapped to illegal pblock 62218 (length 1) [ 43.253501][ T627] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.79: lblock 0 mapped to illegal pblock 62218 (length 1) [ 43.268132][ T628] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-627: lblock 0 mapped to illegal pblock 62218 (length 1) [ 43.282804][ T627] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.79: lblock 0 mapped to illegal pblock 62218 (length 1) [ 43.297662][ T628] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-627: lblock 0 mapped to illegal pblock 62218 (length 1) [ 43.312005][ T627] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.79: lblock 0 mapped to illegal pblock 62218 (length 1) [ 43.327052][ T628] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-627: lblock 0 mapped to illegal pblock 62218 (length 1) [ 43.341323][ T627] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.79: lblock 0 mapped to illegal pblock 62218 (length 1) [ 43.534350][ T631] loop2: detected capacity change from 0 to 2048 [ 43.570936][ T631] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 43.600147][ T632] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-631: bg 0: block 234: padding at end of block bitmap is not set [ 43.735049][ T635] loop2: detected capacity change from 0 to 2048 [ 43.780897][ T635] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 43.820790][ T636] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-635: bg 0: block 234: padding at end of block bitmap is not set [ 43.836871][ T45] ------------[ cut here ]------------ [ 43.842760][ T45] kernel BUG at fs/ext4/inode.c:2747! [ 43.848287][ T45] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 43.854374][ T45] CPU: 0 PID: 45 Comm: kworker/u4:2 Not tainted syzkaller #0 [ 43.861732][ T45] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 43.871794][ T45] Workqueue: writeback wb_workfn (flush-7:2) [ 43.877777][ T45] RIP: 0010:ext4_writepages+0x2f75/0x2f90 [ 43.883490][ T45] Code: 00 00 00 e8 9d 77 8f ff 84 db 75 2c e8 04 75 8f ff 49 bc 00 00 00 00 00 fc ff df 48 8b 5c 24 20 e9 d6 f7 ff ff e8 eb 74 8f ff <0f> 0b e8 e4 74 8f ff e8 bb 2c 27 ff eb a2 e8 d8 74 8f ff e8 af 2c [ 43.903631][ T45] RSP: 0018:ffffc900002ef100 EFLAGS: 00010293 [ 43.909719][ T45] RAX: ffffffff81d94a05 RBX: 0000008410000000 RCX: ffff8881053ca780 [ 43.917791][ T45] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 43.925986][ T45] RBP: ffffc900002ef470 R08: dffffc0000000000 R09: ffffed1025b2d528 [ 43.933948][ T45] R10: ffffed1025b2d528 R11: 1ffff11025b2d527 R12: dffffc0000000000 [ 43.942081][ T45] R13: 0000000000000001 R14: 0000008000000000 R15: ffff88812d96abd0 [ 43.950267][ T45] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 43.959359][ T45] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.965971][ T45] CR2: 00007ffcb3f73ed8 CR3: 000000010d30c000 CR4: 00000000003506b0 [ 43.973944][ T45] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.981927][ T45] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.989896][ T45] Call Trace: [ 43.993172][ T45] [ 43.996104][ T45] ? __kasan_check_write+0x14/0x20 [ 44.001227][ T45] ? pagecache_get_page+0xcb6/0xda0 [ 44.006423][ T45] ? __kasan_check_read+0x11/0x20 [ 44.011443][ T45] ? mark_page_accessed+0x3b6/0x8d0 [ 44.016651][ T45] ? __activate_page+0xd40/0xd40 [ 44.021587][ T45] ? ext4_readpage+0x220/0x220 [ 44.026351][ T45] ? write_boundary_block+0x140/0x140 [ 44.031838][ T45] ? memcpy+0x56/0x70 [ 44.035855][ T45] ? copy_page_from_iter_atomic+0x784/0x1350 [ 44.041857][ T45] ? __kasan_check_read+0x11/0x20 [ 44.046893][ T45] ? __set_page_dirty_no_writeback+0xff/0x130 [ 44.052962][ T45] ? ext4_readpage+0x220/0x220 [ 44.057752][ T45] do_writepages+0x48a/0x6c0 [ 44.062363][ T45] ? update_curr+0x2f3/0x5b0 [ 44.066960][ T45] ? __writepage+0x130/0x130 [ 44.071565][ T45] ? enqueue_task_fair+0xaa7/0x2120 [ 44.076762][ T45] ? __kasan_check_write+0x14/0x20 [ 44.081869][ T45] ? _raw_spin_lock+0x8e/0xe0 [ 44.086554][ T45] __writeback_single_inode+0xd5/0x9c0 [ 44.092013][ T45] ? wbc_attach_and_unlock_inode+0x194/0x5f0 [ 44.097994][ T45] writeback_sb_inodes+0x9c0/0x1590 [ 44.103194][ T45] ? psi_task_change+0x212/0x370 [ 44.108135][ T45] ? queue_io+0x4c0/0x4c0 [ 44.112464][ T45] ? __kasan_check_read+0x11/0x20 [ 44.117483][ T45] ? queue_io+0x382/0x4c0 [ 44.121814][ T45] wb_writeback+0x3f1/0x980 [ 44.126320][ T45] ? inode_cgwb_move_to_attached+0x3e0/0x3e0 [ 44.132298][ T45] ? set_worker_desc+0x155/0x1c0 [ 44.137238][ T45] ? __kasan_check_write+0x14/0x20 [ 44.142351][ T45] wb_workfn+0x38f/0xe20 [ 44.146600][ T45] ? inode_wait_for_writeback+0x200/0x200 [ 44.152325][ T45] ? compat_start_thread+0x20/0x20 [ 44.157436][ T45] ? _raw_spin_unlock+0x4d/0x70 [ 44.162292][ T45] ? finish_task_switch+0x16b/0x780 [ 44.167490][ T45] ? __switch_to_asm+0x3a/0x60 [ 44.172268][ T45] ? __schedule+0xb76/0x14c0 [ 44.176880][ T45] process_one_work+0x6be/0xba0 [ 44.181776][ T45] worker_thread+0xa59/0x1200 [ 44.186463][ T45] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 44.191930][ T45] kthread+0x411/0x500 [ 44.195999][ T45] ? worker_clr_flags+0x190/0x190 [ 44.201024][ T45] ? kthread_blkcg+0xd0/0xd0 [ 44.205610][ T45] ret_from_fork+0x1f/0x30 [ 44.210024][ T45] [ 44.213056][ T45] Modules linked in: [ 44.217086][ T45] ---[ end trace f6e2ac7abaf9e10a ]--- [ 44.222682][ T45] RIP: 0010:ext4_writepages+0x2f75/0x2f90 [ 44.228401][ T45] Code: 00 00 00 e8 9d 77 8f ff 84 db 75 2c e8 04 75 8f ff 49 bc 00 00 00 00 00 fc ff df 48 8b 5c 24 20 e9 d6 f7 ff ff e8 eb 74 8f ff <0f> 0b e8 e4 74 8f ff e8 bb 2c 27 ff eb a2 e8 d8 74 8f ff e8 af 2c [ 44.248025][ T45] RSP: 0018:ffffc900002ef100 EFLAGS: 00010293 [ 44.254117][ T45] RAX: ffffffff81d94a05 RBX: 0000008410000000 RCX: ffff8881053ca780 [ 44.262153][ T45] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 44.270199][ T45] RBP: ffffc900002ef470 R08: dffffc0000000000 R09: ffffed1025b2d528 [ 44.278181][ T45] R10: ffffed1025b2d528 R11: 1ffff11025b2d527 R12: dffffc0000000000 [ 44.286230][ T45] R13: 0000000000000001 R14: 0000008000000000 R15: ffff88812d96abd0 [ 44.294261][ T45] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 44.303225][ T45] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.309870][ T45] CR2: 000000c0057b7000 CR3: 000000000660f000 CR4: 00000000003506a0 [ 44.317854][ T45] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.325883][ T45] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.333907][ T45] Kernel panic - not syncing: Fatal exception [ 44.340248][ T45] Kernel Offset: disabled [ 44.344566][ T45] Rebooting in 86400 seconds..