Warning: Permanently added '10.128.0.253' (ED25519) to the list of known hosts. 2025/10/20 08:12:20 parsed 1 programs [ 23.206156][ T28] audit: type=1400 audit(1760947940.008:64): 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 [ 23.226866][ T28] audit: type=1400 audit(1760947940.008:65): 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 [ 24.369103][ T28] audit: type=1400 audit(1760947941.168:66): avc: denied { mounton } for pid=292 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 [ 24.370499][ T292] cgroup: Unknown subsys name 'net' [ 24.391918][ T28] audit: type=1400 audit(1760947941.168:67): avc: denied { mount } for pid=292 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 [ 24.419184][ T28] audit: type=1400 audit(1760947941.208:68): avc: denied { unmount } for pid=292 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 24.419455][ T292] cgroup: Unknown subsys name 'devices' [ 24.536465][ T292] cgroup: Unknown subsys name 'hugetlb' [ 24.542098][ T292] cgroup: Unknown subsys name 'rlimit' [ 24.656205][ T28] audit: type=1400 audit(1760947941.458:69): avc: denied { setattr } for pid=292 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 [ 24.679566][ T28] audit: type=1400 audit(1760947941.458:70): avc: denied { create } for pid=292 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 24.699961][ T28] audit: type=1400 audit(1760947941.458:71): avc: denied { write } for pid=292 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 24.720445][ T28] audit: type=1400 audit(1760947941.458:72): avc: denied { read } for pid=292 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 24.721124][ T294] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 24.740688][ T28] audit: type=1400 audit(1760947941.458:73): avc: denied { mounton } for pid=292 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 [ 24.774557][ T292] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 25.449707][ T296] request_module fs-gadgetfs succeeded, but still no fs? [ 25.820003][ T322] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.827101][ T322] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.834699][ T322] device bridge_slave_0 entered promiscuous mode [ 25.841682][ T322] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.848827][ T322] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.856370][ T322] device bridge_slave_1 entered promiscuous mode [ 25.909054][ T322] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.916118][ T322] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.923383][ T322] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.930439][ T322] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.952527][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.960048][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.967484][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 25.975627][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 25.996818][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.005116][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.012319][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.019869][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.028634][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.035705][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.043411][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 26.051631][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 26.065875][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 26.077506][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 26.085650][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 26.093067][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 26.101850][ T322] device veth0_vlan entered promiscuous mode [ 26.115687][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 26.125351][ T322] device veth1_macvtap entered promiscuous mode [ 26.135373][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 26.145692][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 26.179421][ T322] syz-executor (322) used greatest stack depth: 21248 bytes left 2025/10/20 08:12:23 executed programs: 0 [ 26.765210][ T363] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.772274][ T363] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.780101][ T363] device bridge_slave_0 entered promiscuous mode [ 26.787111][ T363] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.794170][ T363] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.801945][ T363] device bridge_slave_1 entered promiscuous mode [ 26.857434][ T363] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.864610][ T363] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.871890][ T363] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.878955][ T363] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.888154][ T323] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.895647][ T323] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.919198][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 26.926864][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.935842][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 26.944196][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.952574][ T323] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.959630][ T323] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.968483][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 26.976950][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.985247][ T323] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.992273][ T323] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.004718][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 27.012928][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 27.021185][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 27.029537][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 27.045672][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 27.054081][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 27.065625][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 27.073669][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 27.082603][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 27.090306][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 27.098674][ T363] device veth0_vlan entered promiscuous mode [ 27.109032][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 27.117384][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 27.126531][ T363] device veth1_macvtap entered promiscuous mode [ 27.136318][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 27.144015][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 27.152379][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 27.162381][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 27.171007][ T323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 27.204732][ T373] loop2: detected capacity change from 0 to 2048 [ 27.211440][ T373] EXT4-fs: Ignoring removed nobh option [ 27.225324][ T373] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 27.233678][ T373] System zones: 0-7 [ 27.238608][ T373] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 27.255959][ T373] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.17: bg 0: block 255: padding at end of block bitmap is not set [ 27.273717][ T363] EXT4-fs (loop2): unmounting filesystem. [ 27.299729][ T380] loop2: detected capacity change from 0 to 2048 [ 27.306773][ T380] EXT4-fs: Ignoring removed nobh option [ 27.325486][ T380] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 27.333764][ T380] System zones: 0-7 [ 27.338461][ T380] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 27.357126][ T380] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.18: bg 0: block 255: padding at end of block bitmap is not set [ 27.381265][ T363] EXT4-fs (loop2): unmounting filesystem. [ 27.409050][ T384] loop2: detected capacity change from 0 to 2048 [ 27.415835][ T384] EXT4-fs: Ignoring removed nobh option [ 27.435753][ T384] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 27.443964][ T384] System zones: 0-7 [ 27.448287][ T384] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 27.460380][ T385] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-384: bg 0: block 255: padding at end of block bitmap is not set [ 27.480248][ T363] EXT4-fs (loop2): unmounting filesystem. [ 27.501646][ T388] loop2: detected capacity change from 0 to 2048 [ 27.508403][ T388] EXT4-fs: Ignoring removed nobh option [ 27.528658][ T388] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 27.537414][ T388] System zones: 0-7 [ 27.541597][ T388] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 27.551128][ T388] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.20: bg 0: block 255: padding at end of block bitmap is not set [ 27.574539][ T363] EXT4-fs (loop2): unmounting filesystem. [ 27.597665][ T392] loop2: detected capacity change from 0 to 2048 [ 27.604597][ T392] EXT4-fs: Ignoring removed nobh option [ 27.627093][ T392] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 27.635322][ T392] System zones: 0-7 [ 27.640086][ T392] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 27.652069][ T392] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.21: bg 0: block 255: padding at end of block bitmap is not set [ 27.669481][ T363] EXT4-fs (loop2): unmounting filesystem. [ 27.695998][ T396] loop2: detected capacity change from 0 to 2048 [ 27.702646][ T396] EXT4-fs: Ignoring removed nobh option [ 27.716581][ T396] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 27.725933][ T43] device bridge_slave_1 left promiscuous mode [ 27.728197][ T396] System zones: 0-7 [ 27.732278][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.737485][ T396] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 27.754180][ T43] device bridge_slave_0 left promiscuous mode [ 27.760884][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.768842][ T396] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.22: bg 0: block 255: padding at end of block bitmap is not set [ 27.783175][ T43] device veth1_macvtap left promiscuous mode [ 27.789303][ T43] device veth0_vlan left promiscuous mode [ 27.796916][ T363] EXT4-fs (loop2): unmounting filesystem. [ 27.819920][ T400] loop2: detected capacity change from 0 to 2048 [ 27.827987][ T400] EXT4-fs: Ignoring removed nobh option [ 27.851463][ T400] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 27.863873][ T400] System zones: 0-7 [ 27.868545][ T400] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 27.880457][ T400] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.23: bg 0: block 255: padding at end of block bitmap is not set [ 27.901232][ T363] EXT4-fs (loop2): unmounting filesystem. [ 27.926902][ T404] loop2: detected capacity change from 0 to 2048 [ 27.933690][ T404] EXT4-fs: Ignoring removed nobh option [ 27.948901][ T404] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 27.957285][ T404] System zones: 0-7 [ 27.961485][ T404] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 27.979436][ T405] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-404: bg 0: block 255: padding at end of block bitmap is not set [ 27.994165][ T404] EXT4-fs error (device loop2): ext4_map_blocks:745: inode #18: block 62218: comm syz.2.24: lblock 0 mapped to illegal pblock 62218 (length 1) [ 27.994186][ T405] EXT4-fs error (device loop2): ext4_map_blocks:635: inode #18: block 62218: comm vhost-404: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.010949][ T404] EXT4-fs error (device loop2): ext4_map_blocks:635: inode #18: block 62218: comm syz.2.24: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.040279][ T405] EXT4-fs error (device loop2): ext4_map_blocks:635: inode #18: block 62218: comm vhost-404: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.055312][ T404] EXT4-fs error (device loop2): ext4_map_blocks:635: inode #18: block 62218: comm syz.2.24: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.070131][ T405] EXT4-fs error (device loop2): ext4_map_blocks:635: inode #18: block 62218: comm vhost-404: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.070136][ T404] EXT4-fs error (device loop2): ext4_map_blocks:635: inode #18: block 62218: comm syz.2.24: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.070366][ T404] EXT4-fs error (device loop2): ext4_map_blocks:635: inode #18: block 62218: comm syz.2.24: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.085936][ T405] EXT4-fs error (device loop2): ext4_map_blocks:635: inode #18: block 62218: comm vhost-404: lblock 0 mapped to illegal pblock 62218 (length 1) [ 28.131770][ T363] EXT4-fs (loop2): unmounting filesystem. [ 28.155566][ T408] loop2: detected capacity change from 0 to 2048 [ 28.163413][ T408] EXT4-fs: Ignoring removed nobh option [ 28.186269][ T408] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 28.194731][ T408] System zones: 0-7 [ 28.198908][ T408] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 28.216008][ T409] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-408: bg 0: block 255: padding at end of block bitmap is not set [ 28.233177][ T363] EXT4-fs (loop2): unmounting filesystem. [ 28.256658][ T412] loop2: detected capacity change from 0 to 2048 [ 28.266402][ T412] EXT4-fs: Ignoring removed nobh option [ 28.275483][ T412] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 28.283696][ T412] System zones: 0-7 [ 28.288434][ T412] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 28.305023][ T412] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.26: bg 0: block 255: padding at end of block bitmap is not set [ 28.322835][ T363] EXT4-fs (loop2): unmounting filesystem. [ 28.343480][ T416] loop2: detected capacity change from 0 to 2048 [ 28.350644][ T416] EXT4-fs: Ignoring removed nobh option [ 28.365784][ T416] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 28.373956][ T416] System zones: 0-7 [ 28.378301][ T416] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 28.390542][ T416] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.27: bg 0: block 255: padding at end of block bitmap is not set [ 28.407623][ T363] EXT4-fs (loop2): unmounting filesystem. [ 28.432064][ T420] loop2: detected capacity change from 0 to 2048 [ 28.438869][ T420] EXT4-fs: Ignoring removed nobh option [ 28.455445][ T420] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 28.463587][ T420] System zones: 0-7 [ 28.467965][ T420] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 28.484786][ T421] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-420: bg 0: block 255: padding at end of block bitmap is not set [ 28.502207][ T363] EXT4-fs (loop2): unmounting filesystem. [ 28.525508][ T424] loop2: detected capacity change from 0 to 2048 [ 28.532212][ T424] EXT4-fs: Ignoring removed nobh option [ 28.545712][ T424] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 28.553849][ T424] System zones: 0-7 [ 28.558546][ T424] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 28.576023][ T425] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-424: bg 0: block 255: padding at end of block bitmap is not set [ 28.593458][ T363] EXT4-fs (loop2): unmounting filesystem. [ 28.615336][ T428] loop2: detected capacity change from 0 to 2048 [ 28.621967][ T428] EXT4-fs: Ignoring removed nobh option [ 28.637709][ T428] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 28.646065][ T428] System zones: 0-7 [ 28.650287][ T428] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 28.664706][ T428] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.30: bg 0: block 255: padding at end of block bitmap is not set [ 28.682748][ T363] EXT4-fs (loop2): unmounting filesystem. [ 28.704095][ T432] loop2: detected capacity change from 0 to 2048 [ 28.710893][ T432] EXT4-fs: Ignoring removed nobh option [ 28.727148][ T432] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 28.735409][ T432] System zones: 0-7 [ 28.739597][ T432] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 28.757207][ T433] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-432: bg 0: block 255: padding at end of block bitmap is not set [ 28.774570][ T363] EXT4-fs (loop2): unmounting filesystem. [ 28.794096][ T436] loop2: detected capacity change from 0 to 2048 [ 28.801131][ T436] EXT4-fs: Ignoring removed nobh option [ 28.816379][ T436] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 28.824573][ T436] System zones: 0-7 [ 28.828750][ T436] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 28.838528][ T436] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.32: bg 0: block 255: padding at end of block bitmap is not set [ 28.858471][ T363] EXT4-fs (loop2): unmounting filesystem. [ 28.879139][ T440] loop2: detected capacity change from 0 to 2048 [ 28.885843][ T440] EXT4-fs: Ignoring removed nobh option [ 28.895380][ T440] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 28.903540][ T440] System zones: 0-7 [ 28.908055][ T440] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 28.917699][ T440] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.33: bg 0: block 255: padding at end of block bitmap is not set [ 28.935900][ T363] EXT4-fs (loop2): unmounting filesystem. [ 28.958975][ T444] loop2: detected capacity change from 0 to 2048 [ 28.967620][ T444] EXT4-fs: Ignoring removed nobh option [ 28.975297][ T444] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 28.983425][ T444] System zones: 0-7 [ 28.988003][ T444] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 28.997815][ T444] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.34: bg 0: block 255: padding at end of block bitmap is not set [ 29.020409][ T363] EXT4-fs (loop2): unmounting filesystem. [ 29.041310][ T448] loop2: detected capacity change from 0 to 2048 [ 29.048382][ T448] EXT4-fs: Ignoring removed nobh option [ 29.065855][ T448] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 29.074010][ T448] System zones: 0-7 [ 29.078303][ T448] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.095600][ T449] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-448: bg 0: block 255: padding at end of block bitmap is not set [ 29.112788][ T363] EXT4-fs (loop2): unmounting filesystem. [ 29.134379][ T452] loop2: detected capacity change from 0 to 2048 [ 29.141024][ T452] EXT4-fs: Ignoring removed nobh option [ 29.156026][ T452] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 29.164870][ T452] System zones: 0-7 [ 29.169095][ T452] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.178553][ T452] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.36: bg 0: block 255: padding at end of block bitmap is not set [ 29.195922][ T363] EXT4-fs (loop2): unmounting filesystem. [ 29.217225][ T456] loop2: detected capacity change from 0 to 2048 [ 29.223877][ T456] EXT4-fs: Ignoring removed nobh option [ 29.235336][ T456] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 29.243474][ T456] System zones: 0-7 [ 29.249535][ T456] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.264620][ T457] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-456: bg 0: block 255: padding at end of block bitmap is not set [ 29.282034][ T363] EXT4-fs (loop2): unmounting filesystem. [ 29.306129][ T460] loop2: detected capacity change from 0 to 2048 [ 29.315802][ T460] EXT4-fs: Ignoring removed nobh option [ 29.325253][ T460] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 29.333501][ T460] System zones: 0-7 [ 29.338548][ T460] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.347988][ T460] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.38: bg 0: block 255: padding at end of block bitmap is not set [ 29.366675][ T363] EXT4-fs (loop2): unmounting filesystem. [ 29.386475][ T464] loop2: detected capacity change from 0 to 2048 [ 29.394437][ T464] EXT4-fs: Ignoring removed nobh option [ 29.405266][ T464] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 29.413447][ T464] System zones: 0-7 [ 29.417805][ T464] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.435725][ T465] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-464: bg 0: block 255: padding at end of block bitmap is not set [ 29.452833][ T363] EXT4-fs (loop2): unmounting filesystem. [ 29.476415][ T468] loop2: detected capacity change from 0 to 2048 [ 29.483108][ T468] EXT4-fs: Ignoring removed nobh option [ 29.497008][ T468] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 29.505226][ T468] System zones: 0-7 [ 29.509425][ T468] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.519073][ T468] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.40: bg 0: block 255: padding at end of block bitmap is not set [ 29.537228][ T363] EXT4-fs (loop2): unmounting filesystem. [ 29.559424][ T472] loop2: detected capacity change from 0 to 2048 [ 29.566274][ T472] EXT4-fs: Ignoring removed nobh option [ 29.575421][ T472] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 29.583596][ T472] System zones: 0-7 [ 29.589516][ T472] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.601811][ T473] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-472: bg 0: block 255: padding at end of block bitmap is not set [ 29.619335][ T363] EXT4-fs (loop2): unmounting filesystem. [ 29.642559][ T476] loop2: detected capacity change from 0 to 2048 [ 29.650335][ T476] EXT4-fs: Ignoring removed nobh option [ 29.666647][ T476] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 29.674864][ T476] System zones: 0-7 [ 29.679050][ T476] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.695150][ T477] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-476: bg 0: block 255: padding at end of block bitmap is not set [ 29.712387][ T363] EXT4-fs (loop2): unmounting filesystem. [ 29.736442][ T480] loop2: detected capacity change from 0 to 2048 [ 29.743074][ T480] EXT4-fs: Ignoring removed nobh option [ 29.758882][ T480] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 29.767070][ T480] System zones: 0-7 [ 29.771263][ T480] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.787420][ T481] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-480: bg 0: block 255: padding at end of block bitmap is not set [ 29.806317][ T363] EXT4-fs (loop2): unmounting filesystem. [ 29.829046][ T484] loop2: detected capacity change from 0 to 2048 [ 29.835848][ T484] EXT4-fs: Ignoring removed nobh option [ 29.855772][ T484] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 29.863949][ T484] System zones: 0-7 [ 29.868831][ T484] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.885808][ T485] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-484: bg 0: block 255: padding at end of block bitmap is not set [ 29.903198][ T363] EXT4-fs (loop2): unmounting filesystem. [ 29.923782][ T488] loop2: detected capacity change from 0 to 2048 [ 29.930497][ T488] EXT4-fs: Ignoring removed nobh option [ 29.947722][ T488] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 29.955941][ T488] System zones: 0-7 [ 29.960116][ T488] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.972172][ T488] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.45: bg 0: block 255: padding at end of block bitmap is not set [ 29.989437][ T363] EXT4-fs (loop2): unmounting filesystem. [ 30.012765][ T492] loop2: detected capacity change from 0 to 2048 [ 30.019551][ T492] EXT4-fs: Ignoring removed nobh option [ 30.035476][ T492] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 30.043630][ T492] System zones: 0-7 [ 30.048653][ T492] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 30.058869][ T492] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.46: bg 0: block 255: padding at end of block bitmap is not set [ 30.076113][ T363] EXT4-fs (loop2): unmounting filesystem. [ 30.095359][ T496] loop2: detected capacity change from 0 to 2048 [ 30.102019][ T496] EXT4-fs: Ignoring removed nobh option [ 30.118332][ T496] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 30.127177][ T496] System zones: 0-7 [ 30.131392][ T496] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 30.143443][ T496] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.47: bg 0: block 255: padding at end of block bitmap is not set [ 30.161015][ T363] EXT4-fs (loop2): unmounting filesystem. [ 30.185207][ T500] loop2: detected capacity change from 0 to 2048 [ 30.191931][ T500] EXT4-fs: Ignoring removed nobh option [ 30.208703][ T500] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 30.216957][ T500] System zones: 0-7 [ 30.221229][ T500] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 30.234835][ T500] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.48: bg 0: block 255: padding at end of block bitmap is not set [ 30.270574][ T504] loop2: detected capacity change from 0 to 2048 [ 30.277434][ T504] EXT4-fs: Ignoring removed nobh option [ 30.296043][ T504] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 30.304317][ T504] System zones: 0-7 [ 30.312239][ T504] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.49: bg 0: block 255: padding at end of block bitmap is not set [ 30.346820][ T508] loop2: detected capacity change from 0 to 2048 [ 30.356743][ T508] EXT4-fs: Ignoring removed nobh option [ 30.365338][ T508] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 30.373601][ T508] System zones: 0-7 [ 30.381613][ T509] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-508: bg 0: block 255: padding at end of block bitmap is not set [ 30.413738][ T512] loop2: detected capacity change from 0 to 2048 [ 30.424171][ T512] EXT4-fs: Ignoring removed nobh option [ 30.436109][ T512] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 30.444681][ T512] System zones: 0-7 [ 30.458310][ T513] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-512: bg 0: block 255: padding at end of block bitmap is not set [ 30.491840][ T516] loop2: detected capacity change from 0 to 2048 [ 30.498605][ T516] EXT4-fs: Ignoring removed nobh option [ 30.515230][ T516] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 30.523386][ T516] System zones: 0-7 [ 30.538644][ T517] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-516: bg 0: block 255: padding at end of block bitmap is not set [ 30.574558][ T520] loop2: detected capacity change from 0 to 2048 [ 30.584116][ T520] EXT4-fs: Ignoring removed nobh option [ 30.596870][ T520] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 30.605200][ T520] System zones: 0-7 [ 30.617715][ T520] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.53: bg 0: block 255: padding at end of block bitmap is not set [ 30.648916][ T524] loop2: detected capacity change from 0 to 2048 [ 30.655609][ T524] EXT4-fs: Ignoring removed nobh option [ 30.665354][ T524] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 30.673498][ T524] System zones: 0-7 [ 30.684757][ T524] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.54: bg 0: block 255: padding at end of block bitmap is not set [ 30.718507][ T528] loop2: detected capacity change from 0 to 2048 [ 30.728493][ T528] EXT4-fs: Ignoring removed nobh option [ 30.745513][ T528] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 30.753737][ T528] System zones: 0-7 [ 30.762178][ T528] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.55: bg 0: block 255: padding at end of block bitmap is not set [ 30.797744][ T532] loop2: detected capacity change from 0 to 2048 [ 30.804599][ T532] EXT4-fs: Ignoring removed nobh option [ 30.816584][ T532] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 30.825172][ T532] System zones: 0-7 [ 30.838025][ T533] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-532: bg 0: block 255: padding at end of block bitmap is not set [ 30.872605][ T536] loop2: detected capacity change from 0 to 2048 [ 30.882592][ T536] EXT4-fs: Ignoring removed nobh option [ 30.905360][ T536] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 30.913484][ T536] System zones: 0-7 [ 30.922229][ T536] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.57: bg 0: block 255: padding at end of block bitmap is not set [ 30.953285][ T540] loop2: detected capacity change from 0 to 2048 [ 30.960107][ T540] EXT4-fs: Ignoring removed nobh option [ 30.975128][ T540] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 30.983272][ T540] System zones: 0-7 [ 30.991749][ T540] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.58: bg 0: block 255: padding at end of block bitmap is not set [ 31.026477][ T544] loop2: detected capacity change from 0 to 2048 [ 31.035123][ T544] EXT4-fs: Ignoring removed nobh option [ 31.045398][ T544] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 31.053564][ T544] System zones: 0-7 [ 31.068174][ T545] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-544: bg 0: block 255: padding at end of block bitmap is not set [ 31.100071][ T548] loop2: detected capacity change from 0 to 2048 [ 31.109862][ T548] EXT4-fs: Ignoring removed nobh option [ 31.125661][ T548] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 31.133824][ T548] System zones: 0-7 [ 31.146038][ T548] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.60: bg 0: block 255: padding at end of block bitmap is not set [ 31.179463][ T552] loop2: detected capacity change from 0 to 2048 [ 31.186259][ T552] EXT4-fs: Ignoring removed nobh option [ 31.195684][ T552] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 31.210248][ T552] System zones: 0-7 [ 31.223858][ T553] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-552: bg 0: block 255: padding at end of block bitmap is not set [ 31.260782][ T556] loop2: detected capacity change from 0 to 2048 [ 31.268050][ T556] EXT4-fs: Ignoring removed nobh option [ 31.295466][ T556] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 31.303611][ T556] System zones: 0-7 [ 31.311500][ T556] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.62: bg 0: block 255: padding at end of block bitmap is not set [ 31.347529][ T560] loop2: detected capacity change from 0 to 2048 [ 31.354889][ T560] EXT4-fs: Ignoring removed nobh option [ 31.368959][ T560] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 31.377323][ T560] System zones: 0-7 [ 31.385760][ T561] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-560: bg 0: block 255: padding at end of block bitmap is not set [ 31.417344][ T564] loop2: detected capacity change from 0 to 2048 [ 31.425419][ T564] EXT4-fs: Ignoring removed nobh option [ 31.439212][ T564] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 31.447413][ T564] System zones: 0-7 [ 31.457780][ T564] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.64: bg 0: block 255: padding at end of block bitmap is not set [ 31.495067][ T568] loop2: detected capacity change from 0 to 2048 [ 31.504951][ T568] EXT4-fs: Ignoring removed nobh option [ 31.516411][ T568] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 31.524924][ T568] System zones: 0-7 [ 31.540296][ T569] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-568: bg 0: block 255: padding at end of block bitmap is not set [ 31.575873][ T572] loop2: detected capacity change from 0 to 2048 [ 31.583653][ T572] EXT4-fs: Ignoring removed nobh option [ 31.606093][ T572] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 31.614555][ T572] System zones: 0-7 [ 31.622288][ T572] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.66: bg 0: block 255: padding at end of block bitmap is not set [ 31.657683][ T576] loop2: detected capacity change from 0 to 2048 [ 31.665114][ T576] EXT4-fs: Ignoring removed nobh option [ 31.675364][ T576] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 31.683503][ T576] System zones: 0-7 [ 31.698329][ T577] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-576: bg 0: block 255: padding at end of block bitmap is not set 2025/10/20 08:12:28 executed programs: 53 [ 31.732685][ T580] loop2: detected capacity change from 0 to 2048 [ 31.740559][ T580] EXT4-fs: Ignoring removed nobh option [ 31.765472][ T28] kauditd_printk_skb: 41 callbacks suppressed [ 31.765487][ T28] audit: type=1400 audit(1760947948.568:115): avc: denied { write } for pid=283 comm="syz-execprog" path="pipe:[8087]" dev="pipefs" ino=8087 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 31.766169][ T580] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 31.803129][ T580] System zones: 0-7 [ 31.816119][ T581] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-580: bg 0: block 255: padding at end of block bitmap is not set [ 31.848038][ T584] loop2: detected capacity change from 0 to 2048 [ 31.854841][ T584] EXT4-fs: Ignoring removed nobh option [ 31.867355][ T584] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 31.875542][ T584] System zones: 0-7 [ 31.889852][ T585] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-584: bg 0: block 255: padding at end of block bitmap is not set [ 31.925681][ T588] loop2: detected capacity change from 0 to 2048 [ 31.932386][ T588] EXT4-fs: Ignoring removed nobh option [ 31.945265][ T588] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 31.953515][ T588] System zones: 0-7 [ 31.960510][ T589] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-588: bg 0: block 255: padding at end of block bitmap is not set [ 31.995895][ T592] loop2: detected capacity change from 0 to 2048 [ 32.002536][ T592] EXT4-fs: Ignoring removed nobh option [ 32.016001][ T592] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 32.024146][ T592] System zones: 0-7 [ 32.031988][ T593] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-592: bg 0: block 255: padding at end of block bitmap is not set [ 32.065826][ T596] loop2: detected capacity change from 0 to 2048 [ 32.075159][ T596] EXT4-fs: Ignoring removed nobh option [ 32.085359][ T596] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 32.093572][ T596] System zones: 0-7 [ 32.102464][ T597] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-596: bg 0: block 255: padding at end of block bitmap is not set [ 32.137517][ T600] loop2: detected capacity change from 0 to 2048 [ 32.144158][ T600] EXT4-fs: Ignoring removed nobh option [ 32.155597][ T600] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 32.163775][ T600] System zones: 0-7 [ 32.179338][ T601] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-600: bg 0: block 255: padding at end of block bitmap is not set [ 32.223449][ T604] loop2: detected capacity change from 0 to 2048 [ 32.231285][ T604] EXT4-fs: Ignoring removed nobh option [ 32.246255][ T604] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 32.254565][ T604] System zones: 0-7 [ 32.274759][ T605] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-604: bg 0: block 255: padding at end of block bitmap is not set [ 32.312330][ T608] loop2: detected capacity change from 0 to 2048 [ 32.319242][ T608] EXT4-fs: Ignoring removed nobh option [ 32.345912][ T608] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 32.354170][ T608] System zones: 0-7 [ 32.359554][ T608] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.75: bg 0: block 255: padding at end of block bitmap is not set [ 32.390316][ T612] loop2: detected capacity change from 0 to 2048 [ 32.397320][ T612] EXT4-fs: Ignoring removed nobh option [ 32.405414][ T612] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 32.413587][ T612] System zones: 0-7 [ 32.422001][ T613] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-612: bg 0: block 255: padding at end of block bitmap is not set [ 32.458729][ T616] loop2: detected capacity change from 0 to 2048 [ 32.465776][ T616] EXT4-fs: Ignoring removed nobh option [ 32.477328][ T616] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 32.486475][ T616] System zones: 0-7 [ 32.501068][ T617] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-616: bg 0: block 255: padding at end of block bitmap is not set [ 32.535926][ T620] loop2: detected capacity change from 0 to 2048 [ 32.542641][ T620] EXT4-fs: Ignoring removed nobh option [ 32.555273][ T620] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 32.563419][ T620] System zones: 0-7 [ 32.575781][ T620] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.78: bg 0: block 255: padding at end of block bitmap is not set [ 32.610526][ T624] loop2: detected capacity change from 0 to 2048 [ 32.619936][ T624] EXT4-fs: Ignoring removed nobh option [ 32.635565][ T624] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 32.643739][ T624] System zones: 0-7 [ 32.652707][ T624] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.79: bg 0: block 255: padding at end of block bitmap is not set [ 32.685527][ T628] loop2: detected capacity change from 0 to 2048 [ 32.692285][ T628] EXT4-fs: Ignoring removed nobh option [ 32.708449][ T628] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 32.716975][ T628] System zones: 0-7 [ 32.722371][ T628] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.80: bg 0: block 255: padding at end of block bitmap is not set [ 32.762706][ T632] loop2: detected capacity change from 0 to 2048 [ 32.769517][ T632] EXT4-fs: Ignoring removed nobh option [ 32.785161][ T632] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 32.793353][ T632] System zones: 0-7 [ 32.807326][ T633] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-632: bg 0: block 255: padding at end of block bitmap is not set [ 32.842637][ T636] loop2: detected capacity change from 0 to 2048 [ 32.849394][ T636] EXT4-fs: Ignoring removed nobh option [ 32.867469][ T636] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 32.875741][ T636] System zones: 0-7 [ 32.890498][ T636] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.82: bg 0: block 255: padding at end of block bitmap is not set [ 32.922199][ T640] loop2: detected capacity change from 0 to 2048 [ 32.928921][ T640] EXT4-fs: Ignoring removed nobh option [ 32.955806][ T640] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 32.964029][ T640] System zones: 0-7 [ 32.972267][ T640] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.83: bg 0: block 255: padding at end of block bitmap is not set [ 33.003818][ T644] loop2: detected capacity change from 0 to 2048 [ 33.010586][ T644] EXT4-fs: Ignoring removed nobh option [ 33.027356][ T644] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 33.035719][ T644] System zones: 0-7 [ 33.043559][ T644] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.84: bg 0: block 255: padding at end of block bitmap is not set [ 33.075339][ T648] loop2: detected capacity change from 0 to 2048 [ 33.082010][ T648] EXT4-fs: Ignoring removed nobh option [ 33.097592][ T648] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 33.106542][ T648] System zones: 0-7 [ 33.111728][ T648] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.85: bg 0: block 255: padding at end of block bitmap is not set [ 33.145667][ T652] loop2: detected capacity change from 0 to 2048 [ 33.152402][ T652] EXT4-fs: Ignoring removed nobh option [ 33.165170][ T652] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 33.173439][ T652] System zones: 0-7 [ 33.187562][ T652] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.86: bg 0: block 255: padding at end of block bitmap is not set [ 33.219813][ T656] loop2: detected capacity change from 0 to 2048 [ 33.226524][ T656] EXT4-fs: Ignoring removed nobh option [ 33.239131][ T656] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 33.247982][ T656] System zones: 0-7 [ 33.261878][ T657] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-656: bg 0: block 255: padding at end of block bitmap is not set [ 33.278294][ T8] ------------[ cut here ]------------ [ 33.283793][ T8] kernel BUG at fs/ext4/inode.c:2761! [ 33.289685][ T8] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 33.295778][ T8] CPU: 0 PID: 8 Comm: kworker/u4:0 Not tainted syzkaller #0 [ 33.303172][ T8] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 33.313221][ T8] Workqueue: writeback wb_workfn (flush-7:2) [ 33.319221][ T8] RIP: 0010:ext4_writepages+0x2ff8/0x3020 [ 33.324943][ T8] Code: 84 86 ff 84 db 75 31 e8 46 81 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 28 81 86 ff <0f> 0b e8 21 81 86 ff e8 a8 dd 16 ff eb 93 e8 15 81 86 ff e8 9c dd [ 33.344547][ T8] RSP: 0018:ffffc90000087120 EFLAGS: 00010293 [ 33.350646][ T8] RAX: ffffffff81e99cf8 RBX: 000000c410000000 RCX: ffff888100299440 [ 33.358637][ T8] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 33.366627][ T8] RBP: ffffc90000087490 R08: dffffc0000000000 R09: ffffed10247cf455 [ 33.374594][ T8] R10: ffffed10247cf455 R11: 1ffff110247cf454 R12: dffffc0000000000 [ 33.382562][ T8] R13: ffff888123e7a3b8 R14: 0000008000000000 R15: ffff888123e7a2a0 [ 33.390529][ T8] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 33.399459][ T8] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.406036][ T8] CR2: 000055558d98e4a8 CR3: 000000010f856000 CR4: 00000000003506b0 [ 33.414003][ T8] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 33.421971][ T8] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 33.429938][ T8] Call Trace: [ 33.433231][ T8] [ 33.436165][ T8] ? xas_start+0x317/0x3e0 [ 33.440584][ T8] ? xas_load+0x39e/0x3b0 [ 33.444914][ T8] ? __cfi_ext4_writepages+0x10/0x10 [ 33.450288][ T8] ? __kasan_check_write+0x14/0x20 [ 33.455392][ T8] ? __filemap_get_folio+0x81c/0x980 [ 33.460673][ T8] ? __kasan_check_write+0x14/0x20 [ 33.465784][ T8] ? folio_mark_accessed+0x277/0x4d0 [ 33.471082][ T8] ? memcpy+0x56/0x70 [ 33.475147][ T8] ? __cfi_ext4_writepages+0x10/0x10 [ 33.480431][ T8] do_writepages+0x3a9/0x5e0 [ 33.485018][ T8] ? __update_load_avg_cfs_rq+0xaf/0x2f0 [ 33.490650][ T8] ? __cfi_do_writepages+0x10/0x10 [ 33.495755][ T8] ? __kasan_check_write+0x14/0x20 [ 33.500860][ T8] ? _raw_spin_lock+0x8e/0xe0 [ 33.505532][ T8] __writeback_single_inode+0xc6/0xad0 [ 33.510989][ T8] ? inode_io_list_move_locked+0x366/0x3d0 [ 33.516795][ T8] writeback_sb_inodes+0x9b8/0x1550 [ 33.522085][ T8] ? check_preempt_wakeup+0x7fd/0xbc0 [ 33.527449][ T8] ? queue_io+0x4c0/0x4c0 [ 33.531798][ T8] ? __kasan_check_read+0x11/0x20 [ 33.536822][ T8] ? queue_io+0x382/0x4c0 [ 33.541155][ T8] wb_writeback+0x3f1/0x980 [ 33.545658][ T8] ? inode_cgwb_move_to_attached+0x3e0/0x3e0 [ 33.551639][ T8] ? set_worker_desc+0x155/0x1c0 [ 33.556581][ T8] ? update_load_avg+0x4c2/0x13f0 [ 33.561609][ T8] ? __kasan_check_write+0x14/0x20 [ 33.566712][ T8] ? sched_clock_cpu+0x6e/0x250 [ 33.571666][ T8] wb_workfn+0x350/0xda0 [ 33.575908][ T8] ? __cfi_wb_workfn+0x10/0x10 [ 33.580669][ T8] ? kthread_data+0x50/0xc0 [ 33.585190][ T8] ? _raw_spin_unlock+0x4c/0x70 [ 33.590037][ T8] ? finish_task_switch+0x16b/0x7b0 [ 33.595234][ T8] ? __switch_to_asm+0x3a/0x60 [ 33.599999][ T8] ? __schedule+0xb8f/0x14e0 [ 33.604589][ T8] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 33.610145][ T8] process_one_work+0x71f/0xc40 [ 33.614992][ T8] worker_thread+0xa29/0x11f0 [ 33.619666][ T8] kthread+0x281/0x320 [ 33.623731][ T8] ? __cfi_worker_thread+0x10/0x10 [ 33.628841][ T8] ? __cfi_kthread+0x10/0x10 [ 33.633433][ T8] ret_from_fork+0x1f/0x30 [ 33.637851][ T8] [ 33.640863][ T8] Modules linked in: [ 33.645929][ T8] ---[ end trace 0000000000000000 ]--- [ 33.651409][ T8] RIP: 0010:ext4_writepages+0x2ff8/0x3020 [ 33.657174][ T8] Code: 84 86 ff 84 db 75 31 e8 46 81 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 28 81 86 ff <0f> 0b e8 21 81 86 ff e8 a8 dd 16 ff eb 93 e8 15 81 86 ff e8 9c dd [ 33.676858][ T8] RSP: 0018:ffffc90000087120 EFLAGS: 00010293 [ 33.682948][ T8] RAX: ffffffff81e99cf8 RBX: 000000c410000000 RCX: ffff888100299440 [ 33.691047][ T8] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 33.699103][ T8] RBP: ffffc90000087490 R08: dffffc0000000000 R09: ffffed10247cf455 [ 33.707132][ T8] R10: ffffed10247cf455 R11: 1ffff110247cf454 R12: dffffc0000000000 [ 33.715285][ T8] R13: ffff888123e7a3b8 R14: 0000008000000000 R15: ffff888123e7a2a0 [ 33.723259][ T8] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 33.732213][ T8] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.738831][ T8] CR2: 0000200000000600 CR3: 0000000006e0f000 CR4: 00000000003506a0 [ 33.746843][ T8] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 33.754847][ T8] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 33.762818][ T8] Kernel panic - not syncing: Fatal exception [ 33.769130][ T8] Kernel Offset: disabled [ 33.773489][ T8] Rebooting in 86400 seconds..