Warning: Permanently added '10.128.1.104' (ED25519) to the list of known hosts. 2025/11/29 09:07:36 parsed 1 programs [ 23.267772][ T28] audit: type=1400 audit(1764407256.169:64): avc: denied { node_bind } for pid=283 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 23.288460][ T28] audit: type=1400 audit(1764407256.169:65): avc: denied { module_request } for pid=283 comm="syz-execprog" kmod="net-pf-2-proto-262-type-1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 23.986877][ T28] audit: type=1400 audit(1764407256.889:66): avc: denied { mounton } for pid=291 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 23.987907][ T291] cgroup: Unknown subsys name 'net' [ 24.009570][ T28] audit: type=1400 audit(1764407256.889:67): avc: denied { mount } for pid=291 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 [ 24.036778][ T28] audit: type=1400 audit(1764407256.919:68): avc: denied { unmount } for pid=291 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 24.036917][ T291] cgroup: Unknown subsys name 'devices' [ 24.180989][ T291] cgroup: Unknown subsys name 'hugetlb' [ 24.186578][ T291] cgroup: Unknown subsys name 'rlimit' [ 24.324061][ T28] audit: type=1400 audit(1764407257.229:69): avc: denied { setattr } for pid=291 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=258 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 24.347232][ T28] audit: type=1400 audit(1764407257.229:70): avc: denied { create } for pid=291 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 24.367614][ T28] audit: type=1400 audit(1764407257.229:71): avc: denied { write } for pid=291 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 24.376584][ T293] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 24.388003][ T28] audit: type=1400 audit(1764407257.229:72): avc: denied { read } for pid=291 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 Setting up swapspace version 1, size = 127995904 bytes [ 24.416565][ T28] audit: type=1400 audit(1764407257.229:73): avc: denied { mounton } for pid=291 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 24.451474][ T291] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 25.180251][ T300] request_module fs-gadgetfs succeeded, but still no fs? [ 25.551768][ T321] syz-executor (321) used greatest stack depth: 22336 bytes left [ 25.564114][ T313] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.571349][ T313] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.578860][ T313] device bridge_slave_0 entered promiscuous mode [ 25.587031][ T313] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.594390][ T313] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.602075][ T313] device bridge_slave_1 entered promiscuous mode [ 25.780308][ T313] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.787493][ T313] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.794828][ T313] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.801884][ T313] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.825908][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.833195][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.842071][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 25.849778][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 25.859965][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 25.868208][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.875249][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.883497][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 25.891725][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.898734][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.910694][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 25.919731][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 25.932781][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 25.943457][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 25.951635][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 25.958989][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 25.967001][ T313] device veth0_vlan entered promiscuous mode 2025/11/29 09:07:38 executed programs: 0 [ 25.976543][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 25.985475][ T313] device veth1_macvtap entered promiscuous mode [ 25.994543][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 26.004463][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 26.047890][ T313] syz-executor (313) used greatest stack depth: 21632 bytes left [ 26.224824][ T368] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.232249][ T368] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.239667][ T368] device bridge_slave_0 entered promiscuous mode [ 26.248365][ T368] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.255584][ T368] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.262995][ T368] device bridge_slave_1 entered promiscuous mode [ 26.297074][ T373] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.304153][ T373] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.311548][ T373] device bridge_slave_0 entered promiscuous mode [ 26.321909][ T370] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.328940][ T370] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.336334][ T370] device bridge_slave_0 entered promiscuous mode [ 26.344007][ T370] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.351255][ T370] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.358527][ T370] device bridge_slave_1 entered promiscuous mode [ 26.370360][ T373] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.377390][ T373] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.384902][ T373] device bridge_slave_1 entered promiscuous mode [ 26.432427][ T374] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.439929][ T374] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.447354][ T374] device bridge_slave_0 entered promiscuous mode [ 26.473618][ T374] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.480685][ T374] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.487955][ T374] device bridge_slave_1 entered promiscuous mode [ 26.505155][ T375] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.512214][ T375] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.519684][ T375] device bridge_slave_0 entered promiscuous mode [ 26.526478][ T375] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.533651][ T375] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.540975][ T375] device bridge_slave_1 entered promiscuous mode [ 26.754864][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 26.762405][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.784924][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 26.792519][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.829847][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 26.838323][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.846648][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.853694][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.861255][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 26.870089][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.878181][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.885202][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.892718][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 26.900706][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 26.908944][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.917114][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.924125][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.931559][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 26.938941][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.946539][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 26.954802][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.963013][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.970029][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.977319][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 26.985695][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.993819][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.000838][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.008188][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 27.015873][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 27.023528][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 27.031676][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 27.039084][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 27.067936][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 27.076350][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 27.084587][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.091612][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.099278][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 27.107577][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 27.116034][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 27.124114][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 27.132368][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.139402][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 27.146873][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 27.155044][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.162148][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.174477][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 27.182148][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 27.189710][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 27.197057][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 27.205575][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 27.213917][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.220947][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 27.228386][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 27.236677][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 27.244852][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.251882][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.280165][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 27.288925][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 27.297488][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 27.306044][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 27.314160][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 27.323548][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 27.337475][ T368] device veth0_vlan entered promiscuous mode [ 27.351106][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 27.359023][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 27.366830][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 27.374503][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 27.394783][ T370] device veth0_vlan entered promiscuous mode [ 27.405064][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 27.413651][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 27.421555][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 27.428876][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 27.436624][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 27.445927][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 27.454428][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 27.465592][ T374] device veth0_vlan entered promiscuous mode [ 27.476235][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 27.484251][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 27.492343][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 27.500266][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 27.508150][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 27.515786][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 27.523404][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 27.530981][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 27.538689][ T373] device veth0_vlan entered promiscuous mode [ 27.547234][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 27.555633][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 27.571343][ T368] device veth1_macvtap entered promiscuous mode [ 27.583127][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 27.591082][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 27.599236][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 27.610327][ T374] device veth1_macvtap entered promiscuous mode [ 27.621851][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 27.629786][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 27.637862][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 27.646138][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 27.654743][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 27.663226][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 27.671288][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 27.679193][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 27.686789][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 27.695708][ T370] device veth1_macvtap entered promiscuous mode [ 27.707435][ T375] device veth0_vlan entered promiscuous mode [ 27.717215][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 27.724995][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 27.733557][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 27.742165][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 27.750661][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 27.759093][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 27.767483][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 27.775961][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 27.784366][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 27.792904][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 27.801372][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 27.814966][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 27.823630][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 27.842816][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 27.851061][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 27.864693][ T373] device veth1_macvtap entered promiscuous mode [ 27.889074][ T422] loop0: detected capacity change from 0 to 2048 [ 27.920968][ T375] device veth1_macvtap entered promiscuous mode [ 27.933325][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 27.933989][ T424] loop1: detected capacity change from 0 to 2048 [ 27.948534][ T422] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 27.951099][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 27.976854][ T426] loop4: detected capacity change from 0 to 2048 [ 27.984221][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 27.991329][ T422] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.17: bg 0: block 234: padding at end of block bitmap is not set [ 27.999794][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 28.034661][ T424] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 28.056066][ T426] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 28.065432][ T368] EXT4-fs (loop0): unmounting filesystem. [ 28.071402][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 28.084054][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 28.092881][ T426] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.21: bg 0: block 234: padding at end of block bitmap is not set [ 28.107867][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 28.108418][ T424] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.18: bg 0: block 234: padding at end of block bitmap is not set [ 28.116911][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 28.158320][ T374] EXT4-fs (loop4): unmounting filesystem. [ 28.177320][ T436] loop0: detected capacity change from 0 to 2048 [ 28.182202][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 28.195674][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 28.197484][ T370] EXT4-fs (loop1): unmounting filesystem. [ 28.222116][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 28.230882][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 28.262039][ T440] loop2: detected capacity change from 0 to 2048 [ 28.306331][ T445] loop1: detected capacity change from 0 to 2048 [ 28.307877][ T442] loop4: detected capacity change from 0 to 2048 [ 28.331237][ T438] loop6: detected capacity change from 0 to 2048 [ 28.374731][ T436] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 28.467072][ T436] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.22: bg 0: block 234: padding at end of block bitmap is not set [ 28.505235][ T440] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 28.542461][ T8] device bridge_slave_1 left promiscuous mode [ 28.548593][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 28.568591][ T438] EXT4-fs (loop6): mounted filesystem without journal. Quota mode: none. [ 28.593271][ T438] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.20: bg 0: block 234: padding at end of block bitmap is not set [ 28.608786][ T442] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 28.619894][ T440] 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 [ 28.640033][ T445] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 28.649230][ T368] EXT4-fs (loop0): unmounting filesystem. [ 28.655038][ T8] device bridge_slave_0 left promiscuous mode [ 28.663806][ T373] EXT4-fs (loop6): unmounting filesystem. [ 28.670199][ T445] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.24: bg 0: block 234: padding at end of block bitmap is not set [ 28.670255][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 28.692376][ T8] device veth1_macvtap left promiscuous mode [ 28.707495][ T8] device veth0_vlan left promiscuous mode [ 28.717871][ T375] EXT4-fs (loop2): unmounting filesystem. [ 28.725327][ T442] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.23: bg 0: block 234: padding at end of block bitmap is not set [ 28.766762][ T370] EXT4-fs (loop1): unmounting filesystem. [ 28.788853][ T374] EXT4-fs (loop4): unmounting filesystem. [ 28.801829][ T458] loop0: detected capacity change from 0 to 2048 [ 28.803289][ T457] loop6: detected capacity change from 0 to 2048 [ 28.816623][ T461] loop2: detected capacity change from 0 to 2048 [ 28.853400][ T463] loop1: detected capacity change from 0 to 2048 [ 28.875668][ T458] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 28.879958][ T465] loop4: detected capacity change from 0 to 2048 [ 28.941293][ T458] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.25: bg 0: block 234: padding at end of block bitmap is not set [ 29.022247][ T461] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.049873][ T461] 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 [ 29.065888][ T463] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 29.077369][ T368] EXT4-fs (loop0): unmounting filesystem. [ 29.090122][ T465] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 29.118670][ T457] EXT4-fs (loop6): mounted filesystem without journal. Quota mode: none. [ 29.127081][ T465] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.29: bg 0: block 234: padding at end of block bitmap is not set [ 29.142282][ T463] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.28: bg 0: block 234: padding at end of block bitmap is not set [ 29.158138][ T457] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.26: bg 0: block 234: padding at end of block bitmap is not set [ 29.166906][ T479] loop0: detected capacity change from 0 to 2048 [ 29.197347][ T375] EXT4-fs (loop2): unmounting filesystem. [ 29.209094][ T373] EXT4-fs (loop6): unmounting filesystem. [ 29.242152][ T479] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 29.287864][ T483] loop2: detected capacity change from 0 to 2048 [ 29.294121][ T485] loop6: detected capacity change from 0 to 2048 [ 29.301897][ T479] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.30: bg 0: block 234: padding at end of block bitmap is not set [ 29.301968][ T374] EXT4-fs (loop4): unmounting filesystem. [ 29.330550][ T370] EXT4-fs (loop1): unmounting filesystem. [ 29.367719][ T368] EXT4-fs (loop0): unmounting filesystem. [ 29.379015][ T488] loop1: detected capacity change from 0 to 2048 [ 29.387427][ T485] EXT4-fs (loop6): mounted filesystem without journal. Quota mode: none. [ 29.415851][ T483] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.419800][ T491] loop4: detected capacity change from 0 to 2048 [ 29.481559][ T495] loop0: detected capacity change from 0 to 2048 [ 29.523886][ T484] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-483: bg 0: block 234: padding at end of block bitmap is not set [ 29.532300][ T485] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.31: bg 0: block 234: padding at end of block bitmap is not set [ 29.577026][ T488] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 29.590135][ T491] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 29.598888][ T373] EXT4-fs (loop6): unmounting filesystem. [ 29.605870][ T495] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 29.629622][ T488] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.34: bg 0: block 234: padding at end of block bitmap is not set [ 29.648391][ T375] EXT4-fs (loop2): unmounting filesystem. [ 29.660180][ T495] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.35: bg 0: block 234: padding at end of block bitmap is not set [ 29.674971][ T491] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.33: bg 0: block 234: padding at end of block bitmap is not set [ 29.701425][ T368] EXT4-fs (loop0): unmounting filesystem. [ 29.711234][ T503] loop6: detected capacity change from 0 to 2048 [ 29.732278][ T370] EXT4-fs (loop1): unmounting filesystem. [ 29.740163][ T374] EXT4-fs (loop4): unmounting filesystem. [ 29.790228][ T503] EXT4-fs (loop6): mounted filesystem without journal. Quota mode: none. [ 29.808466][ T505] loop2: detected capacity change from 0 to 2048 [ 29.811250][ T508] loop4: detected capacity change from 0 to 2048 [ 29.826359][ T511] loop0: detected capacity change from 0 to 2048 [ 29.899640][ T513] loop1: detected capacity change from 0 to 2048 [ 29.913070][ T511] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 29.922683][ T503] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.36: bg 0: block 234: padding at end of block bitmap is not set [ 29.937888][ T511] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.38: bg 0: block 234: padding at end of block bitmap is not set [ 29.988429][ T513] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 30.001229][ T505] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 30.001998][ T508] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 30.055867][ T513] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.39: bg 0: block 234: padding at end of block bitmap is not set [ 30.086433][ T505] 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 [ 30.102228][ T368] EXT4-fs (loop0): unmounting filesystem. [ 30.119716][ T373] EXT4-fs (loop6): unmounting filesystem. [ 30.179711][ T514] EXT4-fs error (device loop1): ext4_map_blocks:745: inode #18: block 62218: comm vhost-513: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.189881][ T508] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.40: bg 0: block 234: padding at end of block bitmap is not set [ 30.206205][ T525] loop6: detected capacity change from 0 to 2048 [ 30.215550][ T375] EXT4-fs (loop2): unmounting filesystem. [ 30.221960][ T523] loop0: detected capacity change from 0 to 2048 [ 30.248875][ T514] EXT4-fs error (device loop1): ext4_map_blocks:635: inode #18: block 62218: comm vhost-513: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.271655][ T374] EXT4-fs (loop4): unmounting filesystem. [ 30.289535][ T514] EXT4-fs error (device loop1): ext4_map_blocks:635: inode #18: block 62218: comm vhost-513: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.301407][ T525] EXT4-fs (loop6): mounted filesystem without journal. Quota mode: none. [ 30.314359][ T514] EXT4-fs error (device loop1): ext4_map_blocks:635: inode #18: block 62218: comm vhost-513: lblock 0 mapped to illegal pblock 62218 (length 1) [ 30.319738][ T523] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 30.372851][ T528] loop2: detected capacity change from 0 to 2048 [ 30.376344][ T533] loop4: detected capacity change from 0 to 2048 [ 30.388330][ T370] EXT4-fs (loop1): unmounting filesystem. [ 30.404446][ T525] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.42: bg 0: block 234: padding at end of block bitmap is not set [ 30.418983][ T523] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.41: bg 0: block 234: padding at end of block bitmap is not set [ 30.485306][ T373] EXT4-fs (loop6): unmounting filesystem. [ 30.495541][ T533] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 30.500947][ T535] loop1: detected capacity change from 0 to 2048 [ 30.521688][ T368] EXT4-fs (loop0): unmounting filesystem. [ 30.543774][ T533] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.44: bg 0: block 234: padding at end of block bitmap is not set [ 30.581762][ T528] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 30.608246][ T528] 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 [ 30.638074][ T374] EXT4-fs (loop4): unmounting filesystem. [ 30.669772][ T541] loop6: detected capacity change from 0 to 2048 [ 30.705314][ T543] loop0: detected capacity change from 0 to 2048 [ 30.721222][ T541] EXT4-fs (loop6): mounted filesystem without journal. Quota mode: none. [ 30.750256][ T535] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 30.773340][ T546] loop4: detected capacity change from 0 to 2048 [ 30.773498][ T541] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.46: bg 0: block 234: padding at end of block bitmap is not set [ 30.809981][ T535] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.45: bg 0: block 234: padding at end of block bitmap is not set [ 30.862193][ T375] EXT4-fs (loop2): unmounting filesystem. [ 30.873627][ T543] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 30.911190][ T546] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 30.926709][ T555] loop2: detected capacity change from 0 to 2048 [ 30.933975][ T370] EXT4-fs (loop1): unmounting filesystem. [ 30.940818][ T543] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.47: bg 0: block 234: padding at end of block bitmap is not set [ 30.941589][ T546] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.48: bg 0: block 234: padding at end of block bitmap is not set [ 30.971900][ T373] EXT4-fs (loop6): unmounting filesystem. [ 31.038496][ T555] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 31.044410][ T557] loop1: detected capacity change from 0 to 2048 [ 31.094179][ T559] loop6: detected capacity change from 0 to 2048 2025/11/29 09:07:44 executed programs: 45 [ 31.191514][ T28] kauditd_printk_skb: 46 callbacks suppressed [ 31.191529][ T28] audit: type=1400 audit(1764407264.099:120): avc: denied { write } for pid=283 comm="syz-execprog" path="pipe:[14893]" dev="pipefs" ino=14893 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 31.221549][ T555] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.49: bg 0: block 234: padding at end of block bitmap is not set [ 31.231583][ T557] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.50: bg 0: block 234: padding at end of block bitmap is not set [ 31.251094][ T566] loop0: detected capacity change from 0 to 2048 [ 31.283582][ T559] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.51: bg 0: block 234: padding at end of block bitmap is not set [ 31.318714][ T569] loop4: detected capacity change from 0 to 2048 [ 31.367904][ T566] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.52: bg 0: block 234: padding at end of block bitmap is not set [ 31.374582][ T571] loop1: detected capacity change from 0 to 2048 [ 31.427879][ T569] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.53: bg 0: block 234: padding at end of block bitmap is not set [ 31.471833][ T571] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.54: bg 0: block 234: padding at end of block bitmap is not set [ 31.506726][ T576] loop2: detected capacity change from 0 to 2048 [ 31.575207][ T576] 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 [ 31.597444][ T581] loop6: detected capacity change from 0 to 2048 [ 31.636600][ T583] loop0: detected capacity change from 0 to 2048 [ 31.645824][ T587] loop4: detected capacity change from 0 to 2048 [ 31.752293][ T581] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.56: bg 0: block 234: padding at end of block bitmap is not set [ 31.768096][ T589] loop1: detected capacity change from 0 to 2048 [ 31.784748][ T587] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.58: bg 0: block 234: padding at end of block bitmap is not set [ 31.814893][ T597] loop2: detected capacity change from 0 to 2048 [ 31.859907][ T583] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.57: bg 0: block 234: padding at end of block bitmap is not set [ 31.918274][ T589] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.59: bg 0: block 234: padding at end of block bitmap is not set [ 31.982918][ T601] loop6: detected capacity change from 0 to 2048 [ 32.062944][ T597] 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 [ 32.102430][ T602] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm vhost-601: bg 0: block 234: padding at end of block bitmap is not set [ 32.124854][ T605] loop0: detected capacity change from 0 to 2048 [ 32.150060][ T603] loop1: detected capacity change from 0 to 2048 [ 32.246861][ T614] loop6: detected capacity change from 0 to 2048 [ 32.257391][ T616] loop2: detected capacity change from 0 to 2048 [ 32.267263][ T611] loop4: detected capacity change from 0 to 2048 [ 32.269428][ T605] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.63: bg 0: block 234: padding at end of block bitmap is not set [ 32.303603][ T603] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.62: bg 0: block 234: padding at end of block bitmap is not set [ 32.403896][ T616] 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 [ 32.442720][ T614] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.65: bg 0: block 234: padding at end of block bitmap is not set [ 32.465570][ T626] loop0: detected capacity change from 0 to 2048 [ 32.496193][ T611] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.64: bg 0: block 234: padding at end of block bitmap is not set [ 32.575014][ T629] loop1: detected capacity change from 0 to 2048 [ 32.636728][ T632] loop2: detected capacity change from 0 to 2048 [ 32.651730][ T626] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.67: bg 0: block 234: padding at end of block bitmap is not set [ 32.696250][ T636] loop4: detected capacity change from 0 to 2048 [ 32.723139][ T635] loop6: detected capacity change from 0 to 2048 [ 32.742909][ T629] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.68: bg 0: block 234: padding at end of block bitmap is not set [ 32.800459][ T632] 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 [ 32.878970][ T635] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.71: bg 0: block 234: padding at end of block bitmap is not set [ 32.916226][ T644] loop0: detected capacity change from 0 to 2048 [ 32.943809][ T647] loop2: detected capacity change from 0 to 2048 [ 32.965713][ T636] EXT4-fs mount: 44 callbacks suppressed [ 32.965728][ T636] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 33.005528][ T651] loop1: detected capacity change from 0 to 2048 [ 33.110953][ T373] EXT4-fs (loop6): unmounting filesystem. [ 33.119239][ T647] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 33.130438][ T636] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.70: bg 0: block 234: padding at end of block bitmap is not set [ 33.162669][ T651] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 33.192886][ T644] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 33.209760][ T647] 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 [ 33.249813][ T659] loop6: detected capacity change from 0 to 2048 [ 33.258405][ T374] EXT4-fs (loop4): unmounting filesystem. [ 33.273994][ T644] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.72: bg 0: block 234: padding at end of block bitmap is not set [ 33.289917][ T651] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.74: bg 0: block 234: padding at end of block bitmap is not set [ 33.347673][ T661] loop4: detected capacity change from 0 to 2048 [ 33.370188][ T659] EXT4-fs (loop6): mounted filesystem without journal. Quota mode: none. [ 33.407842][ T661] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 33.421222][ T375] EXT4-fs (loop2): unmounting filesystem. [ 33.427988][ T370] EXT4-fs (loop1): unmounting filesystem. [ 33.436385][ T368] EXT4-fs (loop0): unmounting filesystem. [ 33.478204][ T661] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.76: bg 0: block 234: padding at end of block bitmap is not set [ 33.515422][ T659] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.75: bg 0: block 234: padding at end of block bitmap is not set [ 33.535401][ T374] EXT4-fs (loop4): unmounting filesystem. [ 33.543231][ T668] loop2: detected capacity change from 0 to 2048 [ 33.554941][ T667] loop1: detected capacity change from 0 to 2048 [ 33.574440][ T671] loop0: detected capacity change from 0 to 2048 [ 33.610809][ T373] EXT4-fs (loop6): unmounting filesystem. [ 33.627816][ T673] loop4: detected capacity change from 0 to 2048 [ 33.650626][ T668] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 33.661482][ T667] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 33.691284][ T671] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 33.723731][ T679] loop6: detected capacity change from 0 to 2048 [ 33.772306][ T668] 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 [ 33.810623][ T672] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm vhost-671: bg 0: block 234: padding at end of block bitmap is not set [ 33.810978][ T667] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.77: bg 0: block 234: padding at end of block bitmap is not set [ 33.858313][ T368] EXT4-fs (loop0): unmounting filesystem. [ 33.880413][ T673] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 33.893072][ T673] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.80: bg 0: block 234: padding at end of block bitmap is not set [ 33.914749][ T679] EXT4-fs (loop6): mounted filesystem without journal. Quota mode: none. [ 33.925381][ T370] EXT4-fs (loop1): unmounting filesystem. [ 33.931850][ T679] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.81: bg 0: block 234: padding at end of block bitmap is not set [ 33.933907][ T375] EXT4-fs (loop2): unmounting filesystem. [ 33.964791][ T687] loop0: detected capacity change from 0 to 2048 [ 33.993340][ T374] EXT4-fs (loop4): unmounting filesystem. [ 33.999792][ T689] loop1: detected capacity change from 0 to 2048 [ 34.007348][ T373] EXT4-fs (loop6): unmounting filesystem. [ 34.045562][ T689] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 34.064477][ T687] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 34.070573][ T691] loop2: detected capacity change from 0 to 2048 [ 34.092503][ T695] loop4: detected capacity change from 0 to 2048 [ 34.120108][ T689] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.83: bg 0: block 234: padding at end of block bitmap is not set [ 34.121705][ T687] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.82: bg 0: block 234: padding at end of block bitmap is not set [ 34.150741][ T699] loop6: detected capacity change from 0 to 2048 [ 34.206436][ T368] EXT4-fs (loop0): unmounting filesystem. [ 34.235972][ T695] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 34.257690][ T703] loop0: detected capacity change from 0 to 2048 [ 34.270167][ T691] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 34.279906][ T370] EXT4-fs (loop1): unmounting filesystem. [ 34.339208][ T699] EXT4-fs (loop6): mounted filesystem without journal. Quota mode: none. [ 34.348980][ T695] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.86: bg 0: block 234: padding at end of block bitmap is not set [ 34.377311][ T709] loop1: detected capacity change from 0 to 2048 [ 34.389634][ T699] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.85: bg 0: block 234: padding at end of block bitmap is not set [ 34.414746][ T709] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 34.424219][ T709] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.88: bg 0: block 234: padding at end of block bitmap is not set [ 34.444709][ T374] EXT4-fs (loop4): unmounting filesystem. [ 34.464890][ T370] EXT4-fs (loop1): unmounting filesystem. [ 34.465038][ T691] 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 [ 34.500017][ T373] EXT4-fs (loop6): unmounting filesystem. [ 34.513127][ T703] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 34.566182][ T719] loop6: detected capacity change from 0 to 2048 [ 34.576664][ T715] loop1: detected capacity change from 0 to 2048 [ 34.593944][ T703] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.87: bg 0: block 234: padding at end of block bitmap is not set [ 34.645182][ T717] loop4: detected capacity change from 0 to 2048 [ 34.656534][ T375] EXT4-fs (loop2): unmounting filesystem. [ 34.663194][ T719] EXT4-fs (loop6): mounted filesystem without journal. Quota mode: none. [ 34.672449][ T715] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 34.718985][ T368] EXT4-fs (loop0): unmounting filesystem. [ 34.790996][ T715] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.90: bg 0: block 234: padding at end of block bitmap is not set [ 34.812432][ T725] loop2: detected capacity change from 0 to 2048 [ 34.813613][ T719] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.91: bg 0: block 234: padding at end of block bitmap is not set [ 34.836929][ T729] loop0: detected capacity change from 0 to 2048 [ 34.865870][ T370] EXT4-fs (loop1): unmounting filesystem. [ 34.890618][ T725] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 34.899560][ T717] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 34.911771][ T373] EXT4-fs (loop6): unmounting filesystem. [ 34.927854][ T717] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.89: bg 0: block 234: padding at end of block bitmap is not set [ 34.945772][ T729] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 34.962643][ T725] 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 [ 34.984774][ T733] loop6: detected capacity change from 0 to 2048 [ 34.998446][ T737] loop1: detected capacity change from 0 to 2048 [ 35.005822][ T729] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.93: bg 0: block 234: padding at end of block bitmap is not set [ 35.061111][ T733] EXT4-fs (loop6): mounted filesystem without journal. Quota mode: none. [ 35.072571][ T374] EXT4-fs (loop4): unmounting filesystem. [ 35.072755][ T737] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 35.120597][ T733] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.95: bg 0: block 234: padding at end of block bitmap is not set [ 35.141598][ T743] loop4: detected capacity change from 0 to 2048 [ 35.164690][ T737] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.94: bg 0: block 234: padding at end of block bitmap is not set [ 35.186625][ T743] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 35.196068][ T375] EXT4-fs (loop2): unmounting filesystem. [ 35.202931][ T368] EXT4-fs (loop0): unmounting filesystem. [ 35.211066][ T743] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.96: bg 0: block 234: padding at end of block bitmap is not set [ 35.239604][ T370] EXT4-fs (loop1): unmounting filesystem. [ 35.246751][ T373] EXT4-fs (loop6): unmounting filesystem. [ 35.282342][ T747] loop2: detected capacity change from 0 to 2048 [ 35.283800][ T749] loop0: detected capacity change from 0 to 2048 [ 35.305219][ T374] EXT4-fs (loop4): unmounting filesystem. [ 35.350229][ T751] loop1: detected capacity change from 0 to 2048 [ 35.357459][ T747] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 35.375447][ T757] loop4: detected capacity change from 0 to 2048 [ 35.389892][ T753] loop6: detected capacity change from 0 to 2048 [ 35.509973][ T749] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 35.530124][ T751] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none. [ 35.570196][ T747] 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 [ 35.590130][ T753] EXT4-fs (loop6): mounted filesystem without journal. Quota mode: none. [ 35.599415][ T757] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: none. [ 35.628385][ T749] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.98: bg 0: block 234: padding at end of block bitmap is not set [ 35.694508][ T751] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.99: bg 0: block 234: padding at end of block bitmap is not set [ 35.709627][ T753] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.100: bg 0: block 234: padding at end of block bitmap is not set [ 35.729749][ T757] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.101: bg 0: block 234: padding at end of block bitmap is not set [ 35.744896][ T368] EXT4-fs (loop0): unmounting filesystem. [ 35.757570][ T370] EXT4-fs (loop1): unmounting filesystem. [ 35.765669][ T375] EXT4-fs (loop2): unmounting filesystem. [ 35.789926][ T373] EXT4-fs (loop6): unmounting filesystem. [ 35.797060][ T767] loop0: detected capacity change from 0 to 2048 [ 35.826593][ T374] EXT4-fs (loop4): unmounting filesystem. [ 35.835230][ T767] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: none. [ 35.848768][ T771] loop1: detected capacity change from 0 to 2048 [ 35.863148][ T773] loop6: detected capacity change from 0 to 2048 [ 35.868130][ T769] loop2: detected capacity change from 0 to 2048 [ 35.914377][ T780] loop4: detected capacity change from 0 to 2048 [ 35.921075][ T767] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.102: bg 0: block 234: padding at end of block bitmap is not set [ 35.979842][ T773] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.105: bg 0: block 234: padding at end of block bitmap is not set [ 36.026617][ T771] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.103: bg 0: block 234: padding at end of block bitmap is not set [ 36.083652][ T780] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.106: bg 0: block 234: padding at end of block bitmap is not set [ 36.115544][ T769] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.104: bg 0: block 234: padding at end of block bitmap is not set 2025/11/29 09:07:49 executed programs: 101 [ 36.182231][ T787] loop0: detected capacity change from 0 to 2048 [ 36.216229][ T791] loop2: detected capacity change from 0 to 2048 [ 36.221018][ T792] loop6: detected capacity change from 0 to 2048 [ 36.224186][ T789] loop1: detected capacity change from 0 to 2048 [ 36.306695][ T787] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.107: bg 0: block 234: padding at end of block bitmap is not set [ 36.335896][ T795] loop4: detected capacity change from 0 to 2048 [ 36.367623][ T791] 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 [ 36.404410][ T792] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.109: bg 0: block 234: padding at end of block bitmap is not set [ 36.425185][ T790] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm vhost-789: bg 0: block 234: padding at end of block bitmap is not set [ 36.504855][ T805] loop2: detected capacity change from 0 to 2048 [ 36.526098][ T807] loop1: detected capacity change from 0 to 2048 [ 36.545029][ T795] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.111: bg 0: block 234: padding at end of block bitmap is not set [ 36.583735][ T807] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.114: bg 0: block 234: padding at end of block bitmap is not set [ 36.612531][ T809] loop0: detected capacity change from 0 to 2048 [ 36.621402][ T813] loop6: detected capacity change from 0 to 2048 [ 36.676443][ T813] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.113: bg 0: block 234: padding at end of block bitmap is not set [ 36.702753][ T805] 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 [ 36.769125][ T809] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.115: bg 0: block 234: padding at end of block bitmap is not set [ 36.797951][ T822] loop1: detected capacity change from 0 to 2048 [ 36.827558][ T825] loop4: detected capacity change from 0 to 2048 [ 36.847388][ T827] loop2: detected capacity change from 0 to 2048 [ 36.921779][ T822] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.117: bg 0: block 234: padding at end of block bitmap is not set [ 36.924065][ T831] loop0: detected capacity change from 0 to 2048 [ 36.949823][ T829] loop6: detected capacity change from 0 to 2048 [ 37.005659][ T825] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.116: bg 0: block 234: padding at end of block bitmap is not set [ 37.024108][ T827] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.118: bg 0: block 234: padding at end of block bitmap is not set [ 37.084459][ T831] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.120: bg 0: block 234: padding at end of block bitmap is not set [ 37.109576][ T829] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.119: bg 0: block 234: padding at end of block bitmap is not set [ 37.146961][ T843] loop1: detected capacity change from 0 to 2048 [ 37.147117][ T847] loop4: detected capacity change from 0 to 2048 [ 37.249191][ T850] loop0: detected capacity change from 0 to 2048 [ 37.253117][ T845] loop2: detected capacity change from 0 to 2048 [ 37.266024][ T843] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.121: bg 0: block 234: padding at end of block bitmap is not set [ 37.294797][ T847] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.122: bg 0: block 234: padding at end of block bitmap is not set [ 37.404486][ T855] loop6: detected capacity change from 0 to 2048 [ 37.427269][ T859] loop1: detected capacity change from 0 to 2048 [ 37.470209][ T850] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.124: bg 0: block 234: padding at end of block bitmap is not set [ 37.505936][ T855] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.125: bg 0: block 234: padding at end of block bitmap is not set [ 37.511021][ T861] loop4: detected capacity change from 0 to 2048 [ 37.593772][ T845] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.123: bg 0: block 234: padding at end of block bitmap is not set [ 37.639562][ T859] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.127: bg 0: block 234: padding at end of block bitmap is not set [ 37.702400][ T861] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.126: bg 0: block 234: padding at end of block bitmap is not set [ 37.709255][ T869] loop6: detected capacity change from 0 to 2048 [ 37.748334][ T871] loop0: detected capacity change from 0 to 2048 [ 37.756267][ T875] loop2: detected capacity change from 0 to 2048 [ 37.767238][ T869] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.128: bg 0: block 234: padding at end of block bitmap is not set [ 37.831957][ T871] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.129: bg 0: block 234: padding at end of block bitmap is not set [ 37.939595][ T883] loop4: detected capacity change from 0 to 2048 [ 37.949601][ T879] loop1: detected capacity change from 0 to 2048 [ 37.972416][ T875] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.130: bg 0: block 234: padding at end of block bitmap is not set [ 38.045014][ T886] loop6: detected capacity change from 0 to 2048 [ 38.078095][ T883] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.132: bg 0: block 234: padding at end of block bitmap is not set [ 38.105987][ T893] loop2: detected capacity change from 0 to 2048 [ 38.110382][ T891] loop0: detected capacity change from 0 to 2048 [ 38.182377][ T879] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.131: bg 0: block 234: padding at end of block bitmap is not set [ 38.208166][ T898] loop4: detected capacity change from 0 to 2048 [ 38.219182][ T891] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.134: bg 0: block 234: padding at end of block bitmap is not set [ 38.237462][ T886] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.133: bg 0: block 234: padding at end of block bitmap is not set [ 38.383078][ T908] loop0: detected capacity change from 0 to 2048 [ 38.385568][ T905] loop1: detected capacity change from 0 to 2048 [ 38.405080][ T893] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.135: bg 0: block 234: padding at end of block bitmap is not set [ 38.443105][ T898] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.136: bg 0: block 234: padding at end of block bitmap is not set [ 38.449881][ T906] loop6: detected capacity change from 0 to 2048 [ 38.509238][ T908] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.139: bg 0: block 234: padding at end of block bitmap is not set [ 38.528462][ T906] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.137: bg 0: block 234: padding at end of block bitmap is not set [ 38.571891][ T905] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.138: bg 0: block 234: padding at end of block bitmap is not set [ 38.637792][ T919] loop6: detected capacity change from 0 to 2048 [ 38.658768][ T921] loop4: detected capacity change from 0 to 2048 [ 38.662760][ T924] loop0: detected capacity change from 0 to 2048 [ 38.674050][ T922] loop2: detected capacity change from 0 to 2048 [ 38.696863][ T927] loop1: detected capacity change from 0 to 2048 [ 38.765446][ T921] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.142: bg 0: block 234: padding at end of block bitmap is not set [ 38.837043][ T922] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.141: bg 0: block 234: padding at end of block bitmap is not set [ 38.880813][ T924] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.143: bg 0: block 234: padding at end of block bitmap is not set [ 38.900556][ T919] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.140: bg 0: block 234: padding at end of block bitmap is not set [ 38.940511][ T927] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.144: bg 0: block 234: padding at end of block bitmap is not set [ 39.021159][ T939] loop2: detected capacity change from 0 to 2048 [ 39.024844][ T943] loop4: detected capacity change from 0 to 2048 [ 39.038711][ T941] loop0: detected capacity change from 0 to 2048 [ 39.096946][ T945] loop6: detected capacity change from 0 to 2048 [ 39.101814][ T939] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.146: bg 0: block 234: padding at end of block bitmap is not set [ 39.185691][ T943] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm syz.4.145: bg 0: block 234: padding at end of block bitmap is not set [ 39.210990][ T949] loop1: detected capacity change from 0 to 2048 [ 39.251209][ T941] EXT4-fs error (device loop0): ext4_validate_block_bitmap:438: comm syz.0.147: bg 0: block 234: padding at end of block bitmap is not set [ 39.307989][ T945] EXT4-fs error (device loop6): ext4_validate_block_bitmap:438: comm syz.6.148: bg 0: block 234: padding at end of block bitmap is not set [ 39.324506][ T960] loop4: detected capacity change from 0 to 2048 [ 39.338912][ T957] loop2: detected capacity change from 0 to 2048 [ 39.376758][ T961] EXT4-fs error (device loop4): ext4_validate_block_bitmap:438: comm vhost-960: bg 0: block 234: padding at end of block bitmap is not set [ 39.377240][ T949] EXT4-fs error (device loop1): ext4_validate_block_bitmap:438: comm syz.1.149: bg 0: block 234: padding at end of block bitmap is not set [ 39.407818][ T328] ------------[ cut here ]------------ [ 39.413376][ T328] kernel BUG at fs/ext4/inode.c:2761! [ 39.441629][ T328] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 39.447741][ T328] CPU: 1 PID: 328 Comm: kworker/u4:3 Not tainted syzkaller #0 [ 39.455195][ T328] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 39.465246][ T328] Workqueue: writeback wb_workfn (flush-7:4) [ 39.471249][ T328] RIP: 0010:ext4_writepages+0x2ff8/0x3020 [ 39.476964][ T328] Code: 7a 86 ff 84 db 75 31 e8 a6 77 86 ff 49 bc 00 00 00 00 00 fc ff df 4c 8b 7c 24 18 4c 8b 6c 24 38 e9 a2 f7 ff ff e8 88 77 86 ff <0f> 0b e8 81 77 86 ff e8 b8 c9 16 ff eb 93 e8 75 77 86 ff e8 ac c9 [ 39.496559][ T328] RSP: 0018:ffffc90001717120 EFLAGS: 00010293 [ 39.502622][ T328] RAX: ffffffff81e9b0e8 RBX: 0000008410000000 RCX: ffff88810d6b0000 [ 39.510591][ T328] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 39.518565][ T328] RBP: ffffc90001717490 R08: dffffc0000000000 R09: ffffed102611a179 [ 39.526535][ T328] R10: ffffed102611a179 R11: 1ffff1102611a178 R12: dffffc0000000000 [ 39.534509][ T328] R13: ffff8881308d0cd8 R14: 0000008000000000 R15: ffff8881308d0bc0 [ 39.542475][ T328] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 39.551407][ T328] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.557985][ T328] CR2: 00007ffdf1eb700c CR3: 000000012dc0d000 CR4: 00000000003506a0 [ 39.565957][ T328] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 39.573925][ T328] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 39.581892][ T328] Call Trace: [ 39.585159][ T328] [ 39.588082][ T328] ? _raw_spin_unlock+0x4c/0x70 [ 39.592929][ T328] ? finish_task_switch+0x16b/0x7b0 [ 39.598124][ T328] ? xas_start+0x317/0x3e0 [ 39.602542][ T328] ? xas_load+0x39e/0x3b0 [ 39.606863][ T328] ? __cfi_ext4_writepages+0x10/0x10 [ 39.612135][ T328] ? __kasan_check_write+0x14/0x20 [ 39.617223][ T328] ? __filemap_get_folio+0x81c/0x980 [ 39.622494][ T328] ? update_load_avg+0x4c2/0x13f0 [ 39.627501][ T328] ? __cfi_ext4_writepages+0x10/0x10 [ 39.632765][ T328] do_writepages+0x3a9/0x5e0 [ 39.637333][ T328] ? enqueue_task_fair+0xb91/0x1d10 [ 39.642506][ T328] ? __cfi_do_writepages+0x10/0x10 [ 39.647597][ T328] ? update_load_avg+0x4c2/0x13f0 [ 39.652602][ T328] ? __kasan_check_write+0x14/0x20 [ 39.657693][ T328] ? _raw_spin_lock+0x8e/0xe0 [ 39.662353][ T328] __writeback_single_inode+0xc6/0xad0 [ 39.667791][ T328] ? inode_io_list_move_locked+0x366/0x3d0 [ 39.673575][ T328] writeback_sb_inodes+0x9b8/0x1550 [ 39.678761][ T328] ? queue_io+0x4c0/0x4c0 [ 39.683070][ T328] ? __kasan_check_read+0x11/0x20 [ 39.688071][ T328] ? queue_io+0x382/0x4c0 [ 39.692382][ T328] wb_writeback+0x3f1/0x980 [ 39.696868][ T328] ? inode_cgwb_move_to_attached+0x3e0/0x3e0 [ 39.702825][ T328] ? set_worker_desc+0x155/0x1c0 [ 39.707743][ T328] ? update_load_avg+0x4c2/0x13f0 [ 39.712747][ T328] ? __kasan_check_write+0x14/0x20 [ 39.717834][ T328] ? sched_clock_cpu+0x6e/0x250 [ 39.722675][ T328] wb_workfn+0x350/0xda0 [ 39.726916][ T328] ? __cfi_wb_workfn+0x10/0x10 [ 39.731668][ T328] ? kthread_data+0x50/0xc0 [ 39.736242][ T328] ? _raw_spin_unlock+0x4c/0x70 [ 39.741096][ T328] ? finish_task_switch+0x16b/0x7b0 [ 39.746282][ T328] ? __switch_to_asm+0x3a/0x60 [ 39.751026][ T328] ? __schedule+0xb8f/0x14e0 [ 39.755603][ T328] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 39.761129][ T328] process_one_work+0x71f/0xc40 [ 39.765959][ T328] worker_thread+0xa29/0x11f0 [ 39.770614][ T328] kthread+0x281/0x320 [ 39.774659][ T328] ? __cfi_worker_thread+0x10/0x10 [ 39.779748][ T328] ? __cfi_kthread+0x10/0x10 [ 39.784316][ T328] ret_from_fork+0x1f/0x30 [ 39.789152][ T328] [ 39.792146][ T328] Modules linked in: [ 39.799844][ T328] ---[ end trace 0000000000000000 ]--- [ 39.805326][ T328] RIP: 0010:ext4_writepages+0x2ff8/0x3020 [ 39.811532][ T328] Code: 7a 86 ff 84 db 75 31 e8 a6 77 86 ff 49 bc 00 00 00 00 00 fc ff df 4c 8b 7c 24 18 4c 8b 6c 24 38 e9 a2 f7 ff ff e8 88 77 86 ff <0f> 0b e8 81 77 86 ff e8 b8 c9 16 ff eb 93 e8 75 77 86 ff e8 ac c9 [ 39.832115][ T328] RSP: 0018:ffffc90001717120 EFLAGS: 00010293 [ 39.838574][ T328] RAX: ffffffff81e9b0e8 RBX: 0000008410000000 RCX: ffff88810d6b0000 [ 39.864483][ T328] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 39.865449][ T957] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.151: bg 0: block 234: padding at end of block bitmap is not set [ 39.879316][ T328] RBP: ffffc90001717490 R08: dffffc0000000000 R09: ffffed102611a179 [ 39.897628][ T328] R10: ffffed102611a179 R11: 1ffff1102611a178 R12: dffffc0000000000 [ 39.906906][ T328] R13: ffff8881308d0cd8 R14: 0000008000000000 R15: ffff8881308d0bc0 [ 39.915071][ T328] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 39.917250][ T965] loop0: detected capacity change from 0 to 2048 [ 39.924179][ T328] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.937052][ T328] CR2: 0000001b33b63fff CR3: 000000010ef54000 CR4: 00000000003506a0 [ 39.945151][ T328] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 39.966073][ T971] loop1: detected capacity change from 0 to 2048 [ 39.972726][ T328] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 40.010583][ T969] loop6: detected capacity change from 0 to 2048 [ 40.033774][ T328] Kernel panic - not syncing: Fatal exception [ 40.040069][ T328] Kernel Offset: disabled [ 40.044635][ T328] Rebooting in 86400 seconds..