Warning: Permanently added '10.128.1.14' (ED25519) to the list of known hosts. 2025/10/23 12:36:48 parsed 1 programs [ 56.654425][ T30] audit: type=1400 audit(1761223008.746:64): avc: denied { node_bind } for pid=282 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 56.675118][ T30] audit: type=1400 audit(1761223008.746:65): avc: denied { module_request } for pid=282 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 [ 57.292979][ T30] audit: type=1400 audit(1761223009.386:66): avc: denied { mounton } for pid=290 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 57.294001][ T290] cgroup: Unknown subsys name 'net' [ 57.315633][ T30] audit: type=1400 audit(1761223009.386:67): avc: denied { mount } for pid=290 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 57.342864][ T30] audit: type=1400 audit(1761223009.416:68): avc: denied { unmount } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 57.343046][ T290] cgroup: Unknown subsys name 'devices' [ 57.482314][ T290] cgroup: Unknown subsys name 'hugetlb' [ 57.487892][ T290] cgroup: Unknown subsys name 'rlimit' [ 57.689355][ T30] audit: type=1400 audit(1761223009.776:69): avc: denied { setattr } for pid=290 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=254 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 57.712481][ T30] audit: type=1400 audit(1761223009.776:70): avc: denied { create } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 57.732856][ T30] audit: type=1400 audit(1761223009.776:71): avc: denied { write } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 57.739238][ T293] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 57.753106][ T30] audit: type=1400 audit(1761223009.776:72): avc: denied { read } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 57.781777][ T30] audit: type=1400 audit(1761223009.776:73): avc: denied { mounton } for pid=290 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 57.823535][ T290] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 58.229942][ T295] request_module fs-gadgetfs succeeded, but still no fs? [ 58.492735][ T324] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.499765][ T324] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.507175][ T324] device bridge_slave_0 entered promiscuous mode [ 58.514230][ T324] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.521349][ T324] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.528588][ T324] device bridge_slave_1 entered promiscuous mode [ 58.565193][ T324] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.572250][ T324] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.579485][ T324] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.586504][ T324] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.602435][ T266] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.610091][ T266] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.617412][ T266] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.626579][ T266] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.634936][ T266] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.641983][ T266] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.650244][ T266] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.658521][ T266] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.665547][ T266] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.677242][ T266] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.686096][ T266] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.698228][ T266] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 58.709977][ T266] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 58.717975][ T266] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 58.725636][ T266] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 58.733556][ T324] device veth0_vlan entered promiscuous mode [ 58.744330][ T324] device veth1_macvtap entered promiscuous mode [ 58.751204][ T266] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 58.761890][ T266] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 58.771447][ T266] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2025/10/23 12:36:51 executed programs: 0 [ 59.319389][ T363] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.326446][ T363] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.333892][ T363] device bridge_slave_0 entered promiscuous mode [ 59.340948][ T363] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.347965][ T363] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.355493][ T363] device bridge_slave_1 entered promiscuous mode [ 59.414496][ T363] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.421535][ T363] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.428742][ T363] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.435763][ T363] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.451162][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.458762][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.466187][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.481904][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.490178][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.498337][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.505365][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.512851][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.521154][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.529208][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.536317][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.543657][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.552560][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.560428][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.568473][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.579415][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 59.587936][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 59.598458][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 59.606350][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 59.614243][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 59.621800][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 59.629662][ T363] device veth0_vlan entered promiscuous mode [ 59.638672][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 59.646751][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 59.655628][ T363] device veth1_macvtap entered promiscuous mode [ 59.664174][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 59.671746][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 59.679829][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 59.689154][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 59.697606][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 59.733034][ T374] loop2: detected capacity change from 0 to 2048 [ 59.752726][ T374] 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. [ 59.784016][ T374] 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 [ 59.864761][ T379] loop2: detected capacity change from 0 to 2048 [ 59.888432][ T379] 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. [ 59.914178][ T380] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-379: bg 0: block 234: padding at end of block bitmap is not set [ 59.988541][ T383] loop2: detected capacity change from 0 to 2048 [ 60.025951][ T383] 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. [ 60.048353][ T383] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.19: bg 0: block 234: padding at end of block bitmap is not set [ 60.063313][ T384] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-383: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.063476][ T383] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.19: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.078201][ T384] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-383: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.094329][ T383] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.19: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.108205][ T384] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-383: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.122151][ T383] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.19: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.136891][ T384] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-383: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.151565][ T383] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.19: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.166059][ T384] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-383: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.255946][ T387] loop2: detected capacity change from 0 to 2048 [ 60.297799][ T387] 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. [ 60.331652][ T387] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.20: bg 0: block 234: padding at end of block bitmap is not set [ 60.347108][ T10] device bridge_slave_1 left promiscuous mode [ 60.353468][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.361242][ T10] device bridge_slave_0 left promiscuous mode [ 60.367374][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.375213][ T10] device veth1_macvtap left promiscuous mode [ 60.381283][ T10] device veth0_vlan left promiscuous mode [ 60.409549][ T392] loop2: detected capacity change from 0 to 2048 [ 60.468240][ 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. [ 60.497356][ 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 [ 60.514565][ T392] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.21: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.514576][ T393] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-392: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.514765][ T393] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-392: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.529532][ T392] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.21: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.545889][ T393] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-392: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.588225][ T393] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-392: lblock 0 mapped to illegal pblock 62218 (length 1) [ 60.693010][ T396] loop2: detected capacity change from 0 to 2048 [ 60.771842][ 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. [ 60.812481][ T396] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.22: bg 0: block 234: padding at end of block bitmap is not set [ 60.876083][ T400] loop2: detected capacity change from 0 to 2048 [ 60.895715][ 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. [ 60.924187][ 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 [ 61.003848][ T404] loop2: detected capacity change from 0 to 2048 [ 61.041965][ 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. [ 61.071414][ 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 [ 61.087783][ T404] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.24: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.087794][ T405] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-404: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.087997][ T405] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-404: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.103294][ T404] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.24: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.117839][ T405] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-404: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.131978][ T404] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.24: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.146881][ T405] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-404: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.161090][ T404] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.24: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.175772][ T405] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-404: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.274421][ T408] loop2: detected capacity change from 0 to 2048 [ 61.301981][ 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. [ 61.326788][ 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 [ 61.341924][ T408] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.25: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.341937][ T409] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-408: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.342113][ T409] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-408: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.356853][ T408] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.25: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.371565][ T409] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-408: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.385893][ T408] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.25: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.400785][ T409] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-408: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.415071][ T408] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.25: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.429844][ T409] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-408: lblock 0 mapped to illegal pblock 62218 (length 1) [ 61.583383][ T412] loop2: detected capacity change from 0 to 2048 [ 61.601785][ 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. [ 61.624719][ 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 [ 61.733415][ T416] loop2: detected capacity change from 0 to 2048 [ 61.771943][ 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. [ 61.794343][ 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 [ 61.810734][ 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) [ 61.810883][ 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) [ 61.825609][ 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) [ 61.840498][ 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) [ 61.855099][ 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) [ 61.869474][ 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) [ 61.884210][ 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) [ 61.898447][ 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) [ 61.913223][ 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) [ 61.993682][ T420] loop2: detected capacity change from 0 to 2048 [ 62.071942][ 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. [ 62.111445][ 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 [ 62.126125][ 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) [ 62.126138][ 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) [ 62.126309][ 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) [ 62.141121][ 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) [ 62.160948][ 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) [ 62.170026][ 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) [ 62.184643][ 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) [ 62.199200][ 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) [ 62.213547][ 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) [ 62.313857][ T424] loop2: detected capacity change from 0 to 2048 [ 62.412047][ 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. [ 62.451455][ 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 [ 62.468005][ 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) [ 62.468017][ 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) [ 62.482949][ 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) [ 62.497495][ 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) [ 62.511876][ 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) [ 62.527252][ 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) [ 62.541430][ 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) [ 62.556171][ 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) [ 62.570486][ 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) [ 62.664045][ T428] loop2: detected capacity change from 0 to 2048 [ 62.702622][ T428] 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. [ 62.741492][ T429] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-428: bg 0: block 234: padding at end of block bitmap is not set [ 62.825857][ T432] loop2: detected capacity change from 0 to 2048 [ 62.872012][ T432] 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. [ 62.911395][ T433] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-432: bg 0: block 234: padding at end of block bitmap is not set [ 62.926725][ T432] 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) [ 62.926735][ T433] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-432: lblock 0 mapped to illegal pblock 62218 (length 1) [ 62.926931][ T433] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-432: lblock 0 mapped to illegal pblock 62218 (length 1) [ 62.941724][ T432] 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) [ 62.956207][ T433] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-432: lblock 0 mapped to illegal pblock 62218 (length 1) [ 62.970973][ T432] 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) [ 62.985348][ T433] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-432: lblock 0 mapped to illegal pblock 62218 (length 1) [ 62.999842][ T432] 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) [ 63.014346][ T433] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-432: lblock 0 mapped to illegal pblock 62218 (length 1) [ 63.152746][ T436] loop2: detected capacity change from 0 to 2048 [ 63.175194][ T436] 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. [ 63.198081][ T436] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.32: bg 0: block 234: padding at end of block bitmap is not set [ 63.314572][ T440] loop2: detected capacity change from 0 to 2048 [ 63.373986][ T440] 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. [ 63.411383][ T440] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.33: bg 0: block 234: padding at end of block bitmap is not set [ 63.504133][ T444] loop2: detected capacity change from 0 to 2048 [ 63.532223][ T444] 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. [ 63.561829][ T445] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-444: bg 0: block 234: padding at end of block bitmap is not set [ 63.642793][ T449] loop2: detected capacity change from 0 to 2048 [ 63.683191][ 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. [ 63.711409][ T450] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-449: bg 0: block 234: padding at end of block bitmap is not set [ 63.805814][ T454] loop2: detected capacity change from 0 to 2048 [ 63.834137][ T454] 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. [ 63.861641][ T454] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.36: bg 0: block 234: padding at end of block bitmap is not set [ 63.973343][ T458] loop2: detected capacity change from 0 to 2048 [ 63.995941][ T458] 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. [ 64.018702][ T458] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.37: bg 0: block 234: padding at end of block bitmap is not set [ 64.035173][ T458] 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) [ 64.035186][ T459] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-458: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.035366][ T459] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-458: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.050134][ T458] 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) [ 64.064684][ T459] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-458: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.079620][ T458] 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) [ 64.094106][ T459] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-458: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.108452][ T458] 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) [ 64.123085][ T459] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-458: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.223270][ T462] loop2: detected capacity change from 0 to 2048 [ 64.283762][ T462] 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. [ 64.305983][ T462] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.38: bg 0: block 234: padding at end of block bitmap is not set 2025/10/23 12:36:56 executed programs: 24 [ 64.383329][ T466] loop2: detected capacity change from 0 to 2048 [ 64.406298][ T466] 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. [ 64.428480][ T466] 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 [ 64.503295][ T470] loop2: detected capacity change from 0 to 2048 [ 64.661954][ T470] 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. [ 64.701545][ T471] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-470: bg 0: block 234: padding at end of block bitmap is not set [ 64.719325][ T470] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.40: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.719337][ T471] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-470: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.719544][ T471] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-470: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.744600][ T470] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.40: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.748686][ T471] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-470: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.763598][ T470] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.40: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.777884][ T471] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-470: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.793954][ T470] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.40: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.807264][ T471] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-470: lblock 0 mapped to illegal pblock 62218 (length 1) [ 64.914163][ T474] loop2: detected capacity change from 0 to 2048 [ 64.942263][ T474] 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. [ 64.970229][ T475] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-474: bg 0: block 234: padding at end of block bitmap is not set [ 65.033426][ T478] loop2: detected capacity change from 0 to 2048 [ 65.081921][ T478] 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. [ 65.121444][ T479] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-478: bg 0: block 234: padding at end of block bitmap is not set [ 65.142810][ T478] 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) [ 65.142821][ T479] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-478: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.143038][ T479] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-478: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.182276][ T478] 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) [ 65.186912][ T479] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-478: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.215941][ T478] 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) [ 65.230804][ T479] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-478: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.245645][ T478] 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) [ 65.260358][ T479] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-478: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.333347][ T482] loop2: detected capacity change from 0 to 2048 [ 65.361820][ T482] 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. [ 65.390045][ T482] 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 [ 65.404691][ T482] 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) [ 65.404706][ T483] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-482: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.404888][ T483] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-482: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.419701][ T482] 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) [ 65.434393][ T483] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-482: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.448870][ T482] 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) [ 65.463934][ T483] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-482: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.477919][ T482] 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) [ 65.492595][ T483] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-482: lblock 0 mapped to illegal pblock 62218 (length 1) [ 65.594120][ T486] loop2: detected capacity change from 0 to 2048 [ 65.621939][ T486] 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. [ 65.661683][ T487] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-486: bg 0: block 234: padding at end of block bitmap is not set [ 65.783997][ T490] loop2: detected capacity change from 0 to 2048 [ 65.882007][ T490] 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. [ 65.907430][ T490] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.45: bg 0: block 234: padding at end of block bitmap is not set [ 65.942281][ T494] loop2: detected capacity change from 0 to 2048 [ 65.993801][ T494] 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. [ 66.032008][ T495] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-494: bg 0: block 234: padding at end of block bitmap is not set [ 66.052634][ T494] 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) [ 66.052644][ T495] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-494: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.052843][ T495] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-494: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.077480][ T494] 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) [ 66.081936][ T495] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-494: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.096736][ T494] 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) [ 66.120964][ T495] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-494: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.125641][ T494] 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) [ 66.140283][ T495] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-494: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.243978][ T498] loop2: detected capacity change from 0 to 2048 [ 66.262607][ T498] 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. [ 66.284831][ T498] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.47: bg 0: block 234: padding at end of block bitmap is not set [ 66.353575][ T502] loop2: detected capacity change from 0 to 2048 [ 66.422061][ T502] 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. [ 66.444479][ T502] 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 [ 66.460803][ T502] 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) [ 66.460927][ T503] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-502: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.475585][ T502] 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) [ 66.492977][ T503] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-502: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.504785][ T502] 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) [ 66.519499][ T503] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-502: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.533753][ T502] 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) [ 66.548650][ T503] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-502: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.577648][ T502] 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) [ 66.713754][ T506] loop2: detected capacity change from 0 to 2048 [ 66.782247][ T506] 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. [ 66.821439][ T507] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-506: bg 0: block 234: padding at end of block bitmap is not set [ 66.893729][ T510] loop2: detected capacity change from 0 to 2048 [ 66.942061][ T510] 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. [ 66.981405][ T511] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-510: bg 0: block 234: padding at end of block bitmap is not set [ 66.998701][ T510] 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) [ 66.998709][ T511] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-510: lblock 0 mapped to illegal pblock 62218 (length 1) [ 66.998906][ T511] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-510: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.013440][ T510] 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) [ 67.028509][ T511] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-510: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.042708][ T510] 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) [ 67.057631][ T511] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-510: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.071879][ T510] 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) [ 67.086402][ T511] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-510: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.193351][ T514] loop2: detected capacity change from 0 to 2048 [ 67.244514][ T514] 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. [ 67.271494][ T514] 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 [ 67.288384][ T514] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.51: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.288396][ T515] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-514: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.288586][ T515] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-514: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.303816][ T514] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.51: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.317868][ T515] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-514: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.332586][ T514] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.51: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.346908][ T515] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-514: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.361664][ T514] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.51: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.375946][ T515] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-514: lblock 0 mapped to illegal pblock 62218 (length 1) [ 67.533770][ T518] loop2: detected capacity change from 0 to 2048 [ 67.551942][ T518] 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. [ 67.591436][ T519] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-518: bg 0: block 234: padding at end of block bitmap is not set [ 67.672710][ T522] loop2: detected capacity change from 0 to 2048 [ 67.751823][ 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. [ 67.774074][ 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 [ 67.789502][ 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) [ 67.789514][ 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) [ 67.789706][ 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) [ 67.818957][ 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) [ 67.848051][ 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) [ 67.848150][ 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) [ 67.863164][ 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) [ 67.877790][ 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) [ 67.892591][ 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) [ 67.993118][ T526] loop2: detected capacity change from 0 to 2048 [ 68.092445][ 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. [ 68.121732][ T527] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-526: bg 0: block 234: padding at end of block bitmap is not set [ 68.193349][ T530] loop2: detected capacity change from 0 to 2048 [ 68.266014][ 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. [ 68.297914][ 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 [ 68.373599][ T534] loop2: detected capacity change from 0 to 2048 [ 68.391944][ 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. [ 68.414439][ T534] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.56: bg 0: block 234: padding at end of block bitmap is not set [ 68.494446][ T538] loop2: detected capacity change from 0 to 2048 [ 68.532012][ 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. [ 68.561447][ 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 [ 68.713543][ T542] loop2: detected capacity change from 0 to 2048 [ 68.741931][ 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. [ 68.766539][ T542] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.58: bg 0: block 234: padding at end of block bitmap is not set [ 68.842863][ T546] loop2: detected capacity change from 0 to 2048 [ 68.932319][ 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. [ 68.954652][ 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 [ 68.970369][ 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) [ 68.970381][ 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) [ 68.970576][ 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) [ 68.985309][ 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) [ 68.999779][ 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) [ 69.014305][ 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) [ 69.028994][ 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) [ 69.043784][ 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) [ 69.058157][ 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) [ 69.163048][ T550] loop2: detected capacity change from 0 to 2048 [ 69.214841][ 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. [ 69.237038][ 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 [ 69.314129][ T554] loop2: detected capacity change from 0 to 2048 [ 69.452022][ 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. [ 69.481605][ 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 2025/10/23 12:37:01 executed programs: 47 [ 69.576342][ T559] loop2: detected capacity change from 0 to 2048 [ 69.623850][ T559] 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. [ 69.646133][ T559] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.62: bg 0: block 234: padding at end of block bitmap is not set [ 69.661304][ T559] 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) [ 69.661317][ T560] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-559: lblock 0 mapped to illegal pblock 62218 (length 1) [ 69.661492][ T560] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-559: lblock 0 mapped to illegal pblock 62218 (length 1) [ 69.676014][ T559] 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) [ 69.691073][ T560] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-559: lblock 0 mapped to illegal pblock 62218 (length 1) [ 69.705659][ T559] 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) [ 69.719903][ T560] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-559: lblock 0 mapped to illegal pblock 62218 (length 1) [ 69.734359][ T559] 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) [ 69.749298][ T560] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-559: lblock 0 mapped to illegal pblock 62218 (length 1) [ 69.854274][ T563] loop2: detected capacity change from 0 to 2048 [ 69.915219][ T563] 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. [ 69.941617][ T563] 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 [ 69.956789][ T564] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-563: lblock 0 mapped to illegal pblock 62218 (length 1) [ 69.956785][ T563] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.63: lblock 0 mapped to illegal pblock 62218 (length 1) [ 69.956985][ T564] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-563: lblock 0 mapped to illegal pblock 62218 (length 1) [ 69.972292][ T563] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.63: lblock 0 mapped to illegal pblock 62218 (length 1) [ 69.986121][ T564] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-563: lblock 0 mapped to illegal pblock 62218 (length 1) [ 70.000854][ T563] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.63: lblock 0 mapped to illegal pblock 62218 (length 1) [ 70.015168][ T564] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-563: lblock 0 mapped to illegal pblock 62218 (length 1) [ 70.029932][ T563] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.63: lblock 0 mapped to illegal pblock 62218 (length 1) [ 70.044247][ T564] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-563: lblock 0 mapped to illegal pblock 62218 (length 1) [ 70.163228][ T567] loop2: detected capacity change from 0 to 2048 [ 70.186166][ T567] 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. [ 70.208350][ T567] 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 [ 70.283718][ T571] loop2: detected capacity change from 0 to 2048 [ 70.351900][ T571] 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. [ 70.391438][ T572] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-571: bg 0: block 234: padding at end of block bitmap is not set [ 70.513056][ T575] loop2: detected capacity change from 0 to 2048 [ 70.536270][ T575] 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. [ 70.558599][ T575] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.66: bg 0: block 234: padding at end of block bitmap is not set [ 70.672585][ T579] loop2: detected capacity change from 0 to 2048 [ 70.733359][ T579] 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. [ 70.755543][ T579] 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 [ 70.873271][ T583] loop2: detected capacity change from 0 to 2048 [ 70.941943][ T583] 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. [ 70.981377][ T584] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-583: bg 0: block 234: padding at end of block bitmap is not set [ 71.005253][ T583] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.68: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.005262][ T584] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-583: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.005478][ T584] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-583: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.030300][ T583] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.68: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.034658][ T584] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-583: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.049465][ T583] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.68: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.063944][ T584] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-583: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.078297][ T583] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.68: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.093053][ T584] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-583: lblock 0 mapped to illegal pblock 62218 (length 1) [ 71.193511][ T587] loop2: detected capacity change from 0 to 2048 [ 71.211907][ T587] 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. [ 71.234599][ T587] 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 [ 71.313015][ T591] loop2: detected capacity change from 0 to 2048 [ 71.364030][ T591] 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. [ 71.391445][ T591] 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 [ 71.463135][ T595] loop2: detected capacity change from 0 to 2048 [ 71.482565][ T595] 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. [ 71.505084][ T595] 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 [ 71.622529][ T599] loop2: detected capacity change from 0 to 2048 [ 71.663856][ 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. [ 71.701750][ 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 [ 71.719148][ 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) [ 71.719157][ 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) [ 71.719370][ 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) [ 71.748813][ 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) [ 71.763199][ 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) [ 71.777998][ 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) [ 71.792418][ 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) [ 71.806939][ 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) [ 71.821547][ 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) [ 71.953066][ T603] loop2: detected capacity change from 0 to 2048 [ 71.976068][ 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. [ 71.998993][ 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 [ 72.053528][ T607] loop2: detected capacity change from 0 to 2048 [ 72.101890][ 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. [ 72.124316][ 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 [ 72.193270][ T611] loop2: detected capacity change from 0 to 2048 [ 72.303508][ 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. [ 72.331567][ 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 [ 72.473361][ T615] loop2: detected capacity change from 0 to 2048 [ 72.612006][ 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. [ 72.634478][ 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 [ 72.703827][ T619] loop2: detected capacity change from 0 to 2048 [ 72.754339][ 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. [ 72.791509][ 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 [ 72.913176][ T623] loop2: detected capacity change from 0 to 2048 [ 73.023039][ 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. [ 73.051138][ 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 [ 73.192892][ T628] loop2: detected capacity change from 0 to 2048 [ 73.233608][ T628] 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. [ 73.272338][ T628] 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 [ 73.287428][ T628] 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) [ 73.287440][ T629] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-628: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.287611][ T629] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-628: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.302438][ T628] 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) [ 73.316941][ T629] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-628: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.331390][ T628] 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) [ 73.346169][ T629] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-628: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.360984][ T628] 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) [ 73.375610][ T629] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-628: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.512693][ T632] loop2: detected capacity change from 0 to 2048 [ 73.535525][ T632] 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. [ 73.558489][ T632] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.80: bg 0: block 234: padding at end of block bitmap is not set [ 73.613646][ T636] loop2: detected capacity change from 0 to 2048 [ 73.708422][ T636] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.81: bg 0: block 234: padding at end of block bitmap is not set [ 73.722952][ T636] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.81: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.722965][ T637] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-636: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.723137][ T637] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-636: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.737987][ T636] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.81: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.752330][ T637] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-636: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.767093][ T636] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.81: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.781967][ T637] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-636: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.796221][ T636] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.81: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.810791][ T637] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-636: lblock 0 mapped to illegal pblock 62218 (length 1) [ 73.913090][ T640] loop2: detected capacity change from 0 to 2048 [ 73.981188][ T640] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.82: bg 0: block 234: padding at end of block bitmap is not set [ 74.043166][ T644] loop2: detected capacity change from 0 to 2048 [ 74.062774][ T644] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.83: bg 0: block 234: padding at end of block bitmap is not set [ 74.143180][ T648] loop2: detected capacity change from 0 to 2048 [ 74.200053][ T648] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.84: bg 0: block 234: padding at end of block bitmap is not set [ 74.216915][ T648] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.84: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.216927][ T649] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-648: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.217114][ T649] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-648: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.232260][ T648] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.84: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.247997][ T649] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-648: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.261352][ T648] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.84: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.275749][ T649] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-648: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.290551][ T648] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.84: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.304930][ T649] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-648: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.472943][ T652] loop2: detected capacity change from 0 to 2048 [ 74.497042][ T652] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.85: bg 0: block 234: padding at end of block bitmap is not set [ 74.512569][ T652] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.85: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.512581][ T653] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-652: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.512770][ T653] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-652: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.528377][ T652] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.85: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.541955][ T653] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-652: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.556816][ T652] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.85: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.571083][ T653] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-652: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.585894][ T652] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.85: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.600238][ T653] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-652: lblock 0 mapped to illegal pblock 62218 (length 1) 2025/10/23 12:37:06 executed programs: 71 [ 74.703141][ T656] loop2: detected capacity change from 0 to 2048 [ 74.756022][ T656] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.86: bg 0: block 234: padding at end of block bitmap is not set [ 74.823228][ T660] loop2: detected capacity change from 0 to 2048 [ 74.842931][ T660] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.87: bg 0: block 234: padding at end of block bitmap is not set [ 74.913327][ T664] loop2: detected capacity change from 0 to 2048 [ 74.970053][ T664] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.88: bg 0: block 234: padding at end of block bitmap is not set [ 74.985771][ T664] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.88: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.985784][ T665] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-664: lblock 0 mapped to illegal pblock 62218 (length 1) [ 74.985967][ T665] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-664: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.000793][ T664] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.88: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.015185][ T665] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-664: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.029947][ T664] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.88: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.044523][ T665] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-664: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.059667][ T664] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.88: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.074082][ T665] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-664: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.213224][ T669] loop2: detected capacity change from 0 to 2048 [ 75.258299][ T669] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.89: bg 0: block 234: padding at end of block bitmap is not set [ 75.273751][ T669] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.89: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.273761][ T670] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-669: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.273952][ T670] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-669: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.289637][ T669] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.89: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.303290][ T670] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-669: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.317720][ T669] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.89: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.332400][ T670] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-669: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.346845][ T669] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.89: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.361510][ T670] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-669: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.464234][ T673] loop2: detected capacity change from 0 to 2048 [ 75.526100][ T674] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-673: bg 0: block 234: padding at end of block bitmap is not set [ 75.543053][ T673] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.90: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.543065][ T674] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-673: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.546288][ T674] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-673: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.558018][ T673] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.90: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.572602][ T674] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-673: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.586985][ T673] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.90: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.602038][ T674] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-673: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.616194][ T673] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.90: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.630921][ T674] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-673: lblock 0 mapped to illegal pblock 62218 (length 1) [ 75.732821][ T677] loop2: detected capacity change from 0 to 2048 [ 75.762727][ T677] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.91: bg 0: block 234: padding at end of block bitmap is not set [ 75.843717][ T681] loop2: detected capacity change from 0 to 2048 [ 75.877861][ T681] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.92: bg 0: block 234: padding at end of block bitmap is not set [ 75.953158][ T685] loop2: detected capacity change from 0 to 2048 [ 76.078712][ T686] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-685: bg 0: block 234: padding at end of block bitmap is not set [ 76.093642][ T685] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.93: lblock 0 mapped to illegal pblock 62218 (length 1) [ 76.093658][ T686] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-685: lblock 0 mapped to illegal pblock 62218 (length 1) [ 76.093848][ T686] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-685: lblock 0 mapped to illegal pblock 62218 (length 1) [ 76.108686][ T685] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.93: lblock 0 mapped to illegal pblock 62218 (length 1) [ 76.123301][ T686] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-685: lblock 0 mapped to illegal pblock 62218 (length 1) [ 76.137665][ T685] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.93: lblock 0 mapped to illegal pblock 62218 (length 1) [ 76.153189][ T686] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-685: lblock 0 mapped to illegal pblock 62218 (length 1) [ 76.166746][ T685] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.93: lblock 0 mapped to illegal pblock 62218 (length 1) [ 76.210505][ T685] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.93: lblock 0 mapped to illegal pblock 62218 (length 1) [ 76.342934][ T689] loop2: detected capacity change from 0 to 2048 [ 76.396381][ T689] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.94: bg 0: block 234: padding at end of block bitmap is not set [ 76.453639][ T693] loop2: detected capacity change from 0 to 2048 [ 76.498080][ T693] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.95: bg 0: block 234: padding at end of block bitmap is not set [ 76.574374][ T697] loop2: detected capacity change from 0 to 2048 [ 76.649776][ T697] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.96: bg 0: block 234: padding at end of block bitmap is not set [ 76.724449][ T701] loop2: detected capacity change from 0 to 2048 [ 76.813133][ T701] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.97: bg 0: block 234: padding at end of block bitmap is not set [ 76.893627][ T706] loop2: detected capacity change from 0 to 2048 [ 76.928905][ T707] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-706: bg 0: block 234: padding at end of block bitmap is not set [ 77.003354][ T710] loop2: detected capacity change from 0 to 2048 [ 77.112595][ T710] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.99: bg 0: block 234: padding at end of block bitmap is not set [ 77.184697][ T714] loop2: detected capacity change from 0 to 2048 [ 77.202814][ T714] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.100: bg 0: block 234: padding at end of block bitmap is not set [ 77.284030][ T718] loop2: detected capacity change from 0 to 2048 [ 77.436467][ T718] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.101: bg 0: block 234: padding at end of block bitmap is not set [ 77.452597][ T719] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-718: lblock 0 mapped to illegal pblock 62218 (length 1) [ 77.452592][ T718] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.101: lblock 0 mapped to illegal pblock 62218 (length 1) [ 77.452787][ T718] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.101: lblock 0 mapped to illegal pblock 62218 (length 1) [ 77.467717][ T719] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-718: lblock 0 mapped to illegal pblock 62218 (length 1) [ 77.482031][ T718] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.101: lblock 0 mapped to illegal pblock 62218 (length 1) [ 77.497052][ T719] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-718: lblock 0 mapped to illegal pblock 62218 (length 1) [ 77.511545][ T718] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.101: lblock 0 mapped to illegal pblock 62218 (length 1) [ 77.526245][ T719] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-718: lblock 0 mapped to illegal pblock 62218 (length 1) [ 77.540779][ T718] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.101: lblock 0 mapped to illegal pblock 62218 (length 1) [ 77.712992][ T722] loop2: detected capacity change from 0 to 2048 [ 77.769764][ T722] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.102: bg 0: block 234: padding at end of block bitmap is not set [ 77.844395][ T726] loop2: detected capacity change from 0 to 2048 [ 77.875069][ T726] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.103: bg 0: block 234: padding at end of block bitmap is not set [ 77.933672][ T730] loop2: detected capacity change from 0 to 2048 [ 78.026369][ T731] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-730: bg 0: block 234: padding at end of block bitmap is not set [ 78.153379][ T734] loop2: detected capacity change from 0 to 2048 [ 78.198433][ T735] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-734: bg 0: block 234: padding at end of block bitmap is not set [ 78.273282][ T738] loop2: detected capacity change from 0 to 2048 [ 78.314240][ T738] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.106: bg 0: block 234: padding at end of block bitmap is not set [ 78.329491][ T739] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-738: lblock 0 mapped to illegal pblock 62218 (length 1) [ 78.329484][ T738] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.106: lblock 0 mapped to illegal pblock 62218 (length 1) [ 78.329674][ T739] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-738: lblock 0 mapped to illegal pblock 62218 (length 1) [ 78.344638][ T738] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.106: lblock 0 mapped to illegal pblock 62218 (length 1) [ 78.359353][ T739] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-738: lblock 0 mapped to illegal pblock 62218 (length 1) [ 78.373756][ T738] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.106: lblock 0 mapped to illegal pblock 62218 (length 1) [ 78.388798][ T739] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-738: lblock 0 mapped to illegal pblock 62218 (length 1) [ 78.402904][ T738] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.106: lblock 0 mapped to illegal pblock 62218 (length 1) [ 78.417661][ T739] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-738: lblock 0 mapped to illegal pblock 62218 (length 1) [ 78.523846][ T742] loop2: detected capacity change from 0 to 2048 [ 78.589971][ T742] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.107: bg 0: block 234: padding at end of block bitmap is not set [ 78.606180][ T742] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm syz.2.107: lblock 0 mapped to illegal pblock 62218 (length 1) [ 78.606193][ T743] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-742: lblock 0 mapped to illegal pblock 62218 (length 1) [ 78.606377][ T743] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-742: lblock 0 mapped to illegal pblock 62218 (length 1) [ 78.621298][ T742] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.107: lblock 0 mapped to illegal pblock 62218 (length 1) [ 78.636034][ T743] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-742: lblock 0 mapped to illegal pblock 62218 (length 1) [ 78.650412][ T742] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.107: lblock 0 mapped to illegal pblock 62218 (length 1) [ 78.665114][ T743] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-742: lblock 0 mapped to illegal pblock 62218 (length 1) [ 78.679575][ T742] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm syz.2.107: lblock 0 mapped to illegal pblock 62218 (length 1) [ 78.693940][ T743] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-742: lblock 0 mapped to illegal pblock 62218 (length 1) [ 78.802722][ T746] loop2: detected capacity change from 0 to 2048 [ 78.922637][ T746] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.108: bg 0: block 234: padding at end of block bitmap is not set [ 78.993754][ T750] loop2: detected capacity change from 0 to 2048 [ 79.049519][ T750] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.109: bg 0: block 234: padding at end of block bitmap is not set [ 79.124534][ T754] loop2: detected capacity change from 0 to 2048 [ 79.143141][ T754] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.110: bg 0: block 234: padding at end of block bitmap is not set [ 79.214885][ T758] loop2: detected capacity change from 0 to 2048 [ 79.304336][ T758] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.111: bg 0: block 234: padding at end of block bitmap is not set [ 79.383282][ T762] loop2: detected capacity change from 0 to 2048 [ 79.404786][ T762] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.112: bg 0: block 234: padding at end of block bitmap is not set [ 79.513738][ T766] loop2: detected capacity change from 0 to 2048 [ 79.566144][ T767] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-766: bg 0: block 234: padding at end of block bitmap is not set [ 79.582616][ T767] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #18: block 62218: comm vhost-766: lblock 0 mapped to illegal pblock 62218 (length 1) [ 79.597520][ T767] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-766: lblock 0 mapped to illegal pblock 62218 (length 1) [ 79.612447][ T767] EXT4-fs error (device loop2): ext4_map_blocks:630: inode #18: block 62218: comm vhost-766: lblock 0 mapped to illegal pblock 62218 (length 1) [ 79.674244][ T770] loop2: detected capacity change from 0 to 2048 [ 79.740539][ T770] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.114: bg 0: block 234: padding at end of block bitmap is not set [ 79.756396][ T373] ------------[ cut here ]------------ [ 79.762264][ T373] kernel BUG at fs/ext4/inode.c:2747! [ 79.767632][ T373] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 79.773674][ T373] CPU: 1 PID: 373 Comm: kworker/u4:4 Not tainted syzkaller #0 [ 79.781110][ T373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 79.791141][ T373] Workqueue: writeback wb_workfn (flush-7:2) [ 79.797135][ T373] RIP: 0010:ext4_writepages+0x2f75/0x2f90 [ 79.802878][ T373] Code: 00 00 00 e8 cd 7a 8f ff 84 db 75 2c e8 34 78 8f ff 49 bc 00 00 00 00 00 fc ff df 48 8b 5c 24 20 e9 d6 f7 ff ff e8 1b 78 8f ff <0f> 0b e8 14 78 8f ff e8 cb 2f 27 ff eb a2 e8 08 78 8f ff e8 bf 2f [ 79.822475][ T373] RSP: 0018:ffffc90000b77100 EFLAGS: 00010293 [ 79.828538][ T373] RAX: ffffffff81d946f5 RBX: 0000008410000000 RCX: ffff88811013e2c0 2025/10/23 12:37:11 executed programs: 100 [ 79.836485][ T373] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 79.844442][ T373] RBP: ffffc90000b77470 R08: dffffc0000000000 R09: ffffed1025c8e46d [ 79.852490][ T373] R10: ffffed1025c8e46d R11: 1ffff11025c8e46c R12: dffffc0000000000 [ 79.860443][ T373] R13: 0000000000000001 R14: 0000008000000000 R15: ffff88812e4725f8 [ 79.868393][ T373] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 79.877319][ T373] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.883878][ T373] CR2: 00005555762294a8 CR3: 00000001212c6000 CR4: 00000000003506a0 [ 79.891832][ T373] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 79.899792][ T373] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 79.907745][ T373] Call Trace: [ 79.911005][ T373] [ 79.913921][ T373] ? __kasan_check_write+0x14/0x20 [ 79.919022][ T373] ? pagecache_get_page+0xcb6/0xda0 [ 79.924243][ T373] ? __kasan_check_read+0x11/0x20 [ 79.929267][ T373] ? mark_page_accessed+0x3b6/0x8d0 [ 79.934439][ T373] ? __activate_page+0xd40/0xd40 [ 79.939367][ T373] ? ext4_readpage+0x220/0x220 [ 79.944107][ T373] ? write_boundary_block+0x140/0x140 [ 79.949890][ T373] ? memcpy+0x56/0x70 [ 79.953850][ T373] ? copy_page_from_iter_atomic+0x784/0x1350 [ 79.959804][ T373] ? __kasan_check_read+0x11/0x20 [ 79.964805][ T373] ? __set_page_dirty_no_writeback+0xff/0x130 [ 79.970847][ T373] ? ext4_readpage+0x220/0x220 [ 79.975586][ T373] do_writepages+0x48a/0x6c0 [ 79.980147][ T373] ? update_curr+0x2f3/0x5b0 [ 79.984714][ T373] ? __writepage+0x130/0x130 [ 79.989276][ T373] ? enqueue_task_fair+0xaa7/0x2120 [ 79.994444][ T373] ? __kasan_check_write+0x14/0x20 [ 79.999526][ T373] ? _raw_spin_lock+0x8e/0xe0 [ 80.004174][ T373] __writeback_single_inode+0xd5/0x9c0 [ 80.009607][ T373] ? wbc_attach_and_unlock_inode+0x194/0x5f0 [ 80.015558][ T373] writeback_sb_inodes+0x9c0/0x1590 [ 80.020725][ T373] ? psi_task_change+0x212/0x370 [ 80.025638][ T373] ? queue_io+0x4c0/0x4c0 [ 80.029938][ T373] ? __kasan_check_read+0x11/0x20 [ 80.034934][ T373] ? queue_io+0x382/0x4c0 [ 80.039235][ T373] wb_writeback+0x3f1/0x980 [ 80.043710][ T373] ? inode_cgwb_move_to_attached+0x3e0/0x3e0 [ 80.049666][ T373] ? set_worker_desc+0x155/0x1c0 [ 80.054591][ T373] ? __kasan_check_write+0x14/0x20 [ 80.059683][ T373] wb_workfn+0x38f/0xe20 [ 80.063916][ T373] ? inode_wait_for_writeback+0x200/0x200 [ 80.069622][ T373] ? compat_start_thread+0x20/0x20 [ 80.074713][ T373] ? _raw_spin_unlock+0x4d/0x70 [ 80.079542][ T373] ? finish_task_switch+0x16b/0x780 [ 80.084728][ T373] ? __switch_to_asm+0x3a/0x60 [ 80.089479][ T373] ? __schedule+0xb76/0x14c0 [ 80.094044][ T373] process_one_work+0x6be/0xba0 [ 80.098870][ T373] worker_thread+0xa59/0x1200 [ 80.103542][ T373] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 80.108976][ T373] ? __kthread_parkme+0xac/0x200 [ 80.113905][ T373] kthread+0x411/0x500 [ 80.117943][ T373] ? worker_clr_flags+0x190/0x190 [ 80.122936][ T373] ? kthread_blkcg+0xd0/0xd0 [ 80.127494][ T373] ret_from_fork+0x1f/0x30 [ 80.131882][ T373] [ 80.134883][ T373] Modules linked in: [ 80.138968][ T373] ---[ end trace 60fc3ecf2985d568 ]--- [ 80.144569][ T373] RIP: 0010:ext4_writepages+0x2f75/0x2f90 [ 80.150290][ T373] Code: 00 00 00 e8 cd 7a 8f ff 84 db 75 2c e8 34 78 8f ff 49 bc 00 00 00 00 00 fc ff df 48 8b 5c 24 20 e9 d6 f7 ff ff e8 1b 78 8f ff <0f> 0b e8 14 78 8f ff e8 cb 2f 27 ff eb a2 e8 08 78 8f ff e8 bf 2f [ 80.169941][ T373] RSP: 0018:ffffc90000b77100 EFLAGS: 00010293 [ 80.176034][ T373] RAX: ffffffff81d946f5 RBX: 0000008410000000 RCX: ffff88811013e2c0 [ 80.184055][ T373] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 80.192132][ T373] RBP: ffffc90000b77470 R08: dffffc0000000000 R09: ffffed1025c8e46d [ 80.200095][ T373] R10: ffffed1025c8e46d R11: 1ffff11025c8e46c R12: dffffc0000000000 [ 80.208097][ T373] R13: 0000000000000001 R14: 0000008000000000 R15: ffff88812e4725f8 [ 80.216076][ T373] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 80.225043][ T373] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.231640][ T373] CR2: 00005555762294a8 CR3: 000000000660f000 CR4: 00000000003506a0 [ 80.239592][ T373] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 80.247569][ T373] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 80.255547][ T373] Kernel panic - not syncing: Fatal exception [ 80.261817][ T373] Kernel Offset: disabled [ 80.266116][ T373] Rebooting in 86400 seconds..