Warning: Permanently added '10.128.0.230' (ED25519) to the list of known hosts. 2026/02/10 02:59:06 parsed 1 programs [ 28.092353][ T30] audit: type=1400 audit(1770692346.602:64): avc: denied { node_bind } for pid=281 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 28.113810][ T30] audit: type=1400 audit(1770692346.602:65): avc: denied { module_request } for pid=281 comm="syz-execprog" kmod="net-pf-2-proto-262-type-1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 29.111883][ T30] audit: type=1400 audit(1770692347.622:66): avc: denied { mounton } for pid=287 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 [ 29.116138][ T287] cgroup: Unknown subsys name 'net' [ 29.134837][ T30] audit: type=1400 audit(1770692347.622:67): avc: denied { mount } for pid=287 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 [ 29.162347][ T30] audit: type=1400 audit(1770692347.652:68): avc: denied { unmount } for pid=287 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 29.162846][ T287] cgroup: Unknown subsys name 'devices' [ 29.367672][ T287] cgroup: Unknown subsys name 'hugetlb' [ 29.373489][ T287] cgroup: Unknown subsys name 'rlimit' [ 29.524081][ T30] audit: type=1400 audit(1770692348.032:69): avc: denied { setattr } for pid=287 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=254 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 29.547614][ T30] audit: type=1400 audit(1770692348.042:70): avc: denied { create } for pid=287 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 29.568364][ T30] audit: type=1400 audit(1770692348.042:71): avc: denied { write } for pid=287 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 29.589084][ T30] audit: type=1400 audit(1770692348.042:72): avc: denied { read } for pid=287 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 29.594551][ T291] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 29.610355][ T30] audit: type=1400 audit(1770692348.042:73): avc: denied { mounton } for pid=287 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 [ 29.672574][ T287] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 30.210752][ T298] request_module fs-gadgetfs succeeded, but still no fs? [ 30.751767][ T322] syz-executor (322) used greatest stack depth: 21120 bytes left [ 30.896715][ T335] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.903941][ T335] bridge0: port 1(bridge_slave_0) entered disabled state [ 30.912793][ T335] device bridge_slave_0 entered promiscuous mode [ 30.923551][ T335] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.930933][ T335] bridge0: port 2(bridge_slave_1) entered disabled state [ 30.938856][ T335] device bridge_slave_1 entered promiscuous mode [ 31.007407][ T335] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.014651][ T335] bridge0: port 2(bridge_slave_1) entered forwarding state [ 31.022034][ T335] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.029573][ T335] bridge0: port 1(bridge_slave_0) entered forwarding state [ 31.054457][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 31.062418][ T44] bridge0: port 1(bridge_slave_0) entered disabled state [ 31.070459][ T44] bridge0: port 2(bridge_slave_1) entered disabled state [ 31.086506][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 31.095421][ T44] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.102617][ T44] bridge0: port 1(bridge_slave_0) entered forwarding state [ 31.110763][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 31.119081][ T44] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.126206][ T44] bridge0: port 2(bridge_slave_1) entered forwarding state [ 31.147070][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 31.165641][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 31.174224][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 31.187840][ T335] device veth0_vlan entered promiscuous mode [ 31.196419][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 31.205105][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 31.212844][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 31.233864][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 31.256115][ T335] device veth1_macvtap entered promiscuous mode 2026/02/10 02:59:09 executed programs: 0 [ 31.266772][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 31.299338][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 31.511533][ T365] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.519119][ T365] bridge0: port 1(bridge_slave_0) entered disabled state [ 31.527387][ T365] device bridge_slave_0 entered promiscuous mode [ 31.535480][ T365] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.542903][ T365] bridge0: port 2(bridge_slave_1) entered disabled state [ 31.550746][ T365] device bridge_slave_1 entered promiscuous mode [ 31.649865][ T371] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.657759][ T371] bridge0: port 1(bridge_slave_0) entered disabled state [ 31.665791][ T371] device bridge_slave_0 entered promiscuous mode [ 31.675991][ T371] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.683065][ T371] bridge0: port 2(bridge_slave_1) entered disabled state [ 31.690707][ T371] device bridge_slave_1 entered promiscuous mode [ 31.715529][ T369] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.722718][ T369] bridge0: port 1(bridge_slave_0) entered disabled state [ 31.730391][ T369] device bridge_slave_0 entered promiscuous mode [ 31.740746][ T369] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.748395][ T369] bridge0: port 2(bridge_slave_1) entered disabled state [ 31.756700][ T369] device bridge_slave_1 entered promiscuous mode [ 31.766281][ T366] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.773344][ T366] bridge0: port 1(bridge_slave_0) entered disabled state [ 31.781126][ T366] device bridge_slave_0 entered promiscuous mode [ 31.801622][ T372] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.808870][ T372] bridge0: port 1(bridge_slave_0) entered disabled state [ 31.816432][ T372] device bridge_slave_0 entered promiscuous mode [ 31.826567][ T366] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.833647][ T366] bridge0: port 2(bridge_slave_1) entered disabled state [ 31.841280][ T366] device bridge_slave_1 entered promiscuous mode [ 31.848107][ T372] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.855237][ T372] bridge0: port 2(bridge_slave_1) entered disabled state [ 31.862837][ T372] device bridge_slave_1 entered promiscuous mode [ 32.126233][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 32.134016][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 32.141625][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 32.149350][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 32.157797][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 32.166636][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 32.174941][ T44] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.182167][ T44] bridge0: port 1(bridge_slave_0) entered forwarding state [ 32.189663][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 32.198090][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 32.206557][ T44] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.213697][ T44] bridge0: port 2(bridge_slave_1) entered forwarding state [ 32.222040][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 32.255041][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 32.263853][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 32.275538][ T44] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.283086][ T44] bridge0: port 1(bridge_slave_0) entered forwarding state [ 32.290845][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 32.299451][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 32.308368][ T44] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.315862][ T44] bridge0: port 2(bridge_slave_1) entered forwarding state [ 32.323660][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 32.332299][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 32.340964][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 32.349503][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 32.357874][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 32.386142][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 32.395536][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 32.403874][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 32.414653][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 32.422844][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 32.431712][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 32.439789][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 32.448394][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 32.457035][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 32.465782][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 32.473470][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 32.482183][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 32.490438][ T44] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.497529][ T44] bridge0: port 1(bridge_slave_0) entered forwarding state [ 32.505284][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 32.513607][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 32.521998][ T44] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.529281][ T44] bridge0: port 2(bridge_slave_1) entered forwarding state [ 32.549244][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 32.567501][ T365] device veth0_vlan entered promiscuous mode [ 32.578645][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 32.588473][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 32.596917][ T44] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.603982][ T44] bridge0: port 1(bridge_slave_0) entered forwarding state [ 32.611587][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 32.620308][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 32.628808][ T44] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.635866][ T44] bridge0: port 2(bridge_slave_1) entered forwarding state [ 32.643376][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 32.651608][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 32.673030][ T371] device veth0_vlan entered promiscuous mode [ 32.686902][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 32.696213][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 32.704332][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 32.712156][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 32.720109][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 32.728308][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 32.736108][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 32.743539][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 32.753330][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 32.761667][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 32.779308][ T365] device veth1_macvtap entered promiscuous mode [ 32.788695][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 32.796579][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 32.805438][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 32.813784][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 32.822202][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 32.830601][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 32.839625][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 32.848484][ T44] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.855634][ T44] bridge0: port 1(bridge_slave_0) entered forwarding state [ 32.863254][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 32.879268][ T371] device veth1_macvtap entered promiscuous mode [ 32.888005][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 32.896976][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 32.905278][ T44] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.912321][ T44] bridge0: port 2(bridge_slave_1) entered forwarding state [ 32.919933][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 32.927866][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 32.936186][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 32.944486][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 32.952996][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 32.961025][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 32.969468][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 32.978144][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 32.986656][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 32.996383][ T369] device veth0_vlan entered promiscuous mode [ 33.013015][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 33.020657][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 33.028354][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 33.036951][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 33.045954][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 33.054974][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 33.088971][ T420] loop1: detected capacity change from 0 to 1024 [ 33.098482][ T366] device veth0_vlan entered promiscuous mode [ 33.106852][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 33.109596][ T420] ======================================================= [ 33.109596][ T420] WARNING: The mand mount option has been deprecated and [ 33.109596][ T420] and is ignored by this kernel. Remove the mand [ 33.109596][ T420] option from the mount to silence this warning. [ 33.109596][ T420] ======================================================= [ 33.116743][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 33.158599][ T420] EXT4-fs (loop1): Ignoring removed bh option [ 33.164850][ T420] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 33.177880][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 33.187372][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 33.195895][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 33.200189][ T420] EXT4-fs (loop1): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,resgid=0x0000000000000000,data_err=ignore,grpquota,nodioread_nolock,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 33.204537][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 33.238243][ T30] kauditd_printk_skb: 30 callbacks suppressed [ 33.238259][ T30] audit: type=1400 audit(1770692351.742:104): avc: denied { mount } for pid=420 comm="syz.1.18" name="/" dev="loop1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 33.274959][ T369] device veth1_macvtap entered promiscuous mode [ 33.281538][ T30] audit: type=1400 audit(1770692351.782:105): avc: denied { read write } for pid=420 comm="syz.1.18" name="file1" dev="loop1" ino=15 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 [ 33.304406][ T30] audit: type=1400 audit(1770692351.782:106): avc: denied { open } for pid=420 comm="syz.1.18" path="/0/file1/file1" dev="loop1" ino=15 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 [ 33.326434][ T420] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3887: comm syz.1.18: Allocating blocks 497-513 which overlap fs metadata [ 33.346221][ T420] EXT4-fs (loop1): pa ffff8881212d7498: logic 176, phys. 481, len 2 [ 33.354306][ T420] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4904: group 0, free 0, pa_free 1 [ 33.361994][ T366] device veth1_macvtap entered promiscuous mode [ 33.371155][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 33.378945][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 33.386728][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 33.394397][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 33.402889][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 33.411911][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 33.420582][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 33.429104][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 33.437674][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 33.446283][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 33.484505][ T424] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 33.497962][ T425] loop5: detected capacity change from 0 to 1024 [ 33.505647][ T424] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 33.524923][ T424] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 33.539226][ T424] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 33.554081][ T424] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 33.562873][ T424] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 33.574316][ T425] EXT4-fs (loop5): Ignoring removed bh option [ 33.592427][ T424] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 33.601598][ T425] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 33.615192][ T424] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 33.633180][ T425] EXT4-fs (loop5): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,resgid=0x0000000000000000,data_err=ignore,grpquota,nodioread_nolock,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 33.675409][ T338] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 33.704120][ T425] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3887: comm syz.5.20: Allocating blocks 497-513 which overlap fs metadata [ 33.723868][ T338] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 33.735270][ T429] loop2: detected capacity change from 0 to 1024 [ 33.743215][ T338] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 33.764403][ T425] EXT4-fs (loop5): pa ffff8881212d77e0: logic 176, phys. 481, len 2 [ 33.773034][ T425] EXT4-fs error (device loop5): ext4_mb_release_inode_pa:4904: group 0, free 0, pa_free 1 [ 33.784099][ T338] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 33.797783][ T372] device veth0_vlan entered promiscuous mode [ 33.817982][ T429] EXT4-fs (loop2): Ignoring removed bh option [ 33.824181][ T429] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 33.841475][ T338] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 33.851123][ T338] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 33.877496][ T430] loop0: detected capacity change from 0 to 1024 [ 33.887371][ T429] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,resgid=0x0000000000000000,data_err=ignore,grpquota,nodioread_nolock,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 33.917746][ T372] device veth1_macvtap entered promiscuous mode [ 33.924722][ T338] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 33.933517][ T430] EXT4-fs (loop0): Ignoring removed bh option [ 33.950712][ T430] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 33.963629][ T338] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 33.974306][ T338] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 33.979541][ T429] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3887: comm syz.2.19: Allocating blocks 497-513 which overlap fs metadata [ 33.999050][ T429] EXT4-fs (loop2): pa ffff8881212ee7e0: logic 176, phys. 481, len 2 [ 34.002129][ T430] EXT4-fs (loop0): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,resgid=0x0000000000000000,data_err=ignore,grpquota,nodioread_nolock,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 34.007206][ T429] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4904: group 0, free 0, pa_free 1 [ 34.061001][ T430] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3887: comm syz.0.17: Allocating blocks 497-513 which overlap fs metadata [ 34.061673][ T435] loop1: detected capacity change from 0 to 1024 [ 34.092074][ T338] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 34.101220][ T430] EXT4-fs (loop0): pa ffff8881212ee348: logic 176, phys. 481, len 2 [ 34.103740][ T338] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 34.109549][ T430] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4904: group 0, free 0, pa_free 1 [ 34.128775][ T338] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 34.137244][ T338] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 34.173554][ T429] ------------[ cut here ]------------ [ 34.179692][ T429] kernel BUG at fs/ext4/extents.c:1015! [ 34.186863][ T435] EXT4-fs (loop1): Ignoring removed bh option [ 34.202979][ T429] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 34.209728][ T429] CPU: 0 PID: 429 Comm: syz.2.19 Not tainted syzkaller #0 [ 34.216979][ T429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026 [ 34.218066][ T435] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 34.227350][ T429] RIP: 0010:ext4_ext_insert_index+0x54a/0x550 [ 34.245708][ T429] Code: 4c 89 fa e9 ca fd ff ff 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c dd fd ff ff 4c 89 f7 e8 b0 fb d2 ff e9 d0 fd ff ff e8 76 cd 93 ff <0f> 0b 0f 1f 40 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 81 ec [ 34.250830][ T436] loop5: detected capacity change from 0 to 1024 [ 34.265590][ T429] RSP: 0018:ffffc90001796b00 EFLAGS: 00010293 [ 34.265615][ T429] RAX: ffffffff81d5ff7a RBX: ffff888132c54430 RCX: ffff8881113b93c0 [ 34.265630][ T429] RDX: 0000000000000000 RSI: 00000000fffffffd RDI: 0000000000000000 [ 34.265642][ T429] RBP: ffffc90001796b70 R08: ffff8881331b1bd7 R09: 1ffff1102663637a [ 34.265655][ T429] R10: dffffc0000000000 R11: ffffed102663637b R12: 0000000000000000 [ 34.265669][ T429] R13: 000000000000011b R14: 00000000fffffffd R15: 0000000000000054 [ 34.265681][ T429] FS: 000055556a7de500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 34.265697][ T429] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.265711][ T429] CR2: 000055934efd8fa0 CR3: 000000012fbbb000 CR4: 00000000003506b0 [ 34.265735][ T429] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 34.351498][ T429] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 34.359577][ T429] Call Trace: [ 34.362872][ T429] [ 34.365827][ T429] ext4_ext_insert_extent+0x3b09/0x47c0 [ 34.371407][ T429] ? get_implied_cluster_alloc+0x5cc/0xb60 [ 34.377247][ T429] ? ext4_ext_next_allocated_block+0x2e0/0x2e0 [ 34.383519][ T429] ext4_ext_map_blocks+0x186c/0x61e0 [ 34.388833][ T429] ? _raw_write_unlock+0x2b/0x60 [ 34.393799][ T429] ? ext4_ext_release+0x10/0x10 [ 34.398783][ T429] ? ext4_es_lookup_extent+0x54c/0x900 [ 34.404279][ T429] ext4_map_blocks+0x988/0x1b30 [ 34.409193][ T429] ? kmem_cache_alloc+0xf7/0x260 [ 34.414161][ T429] ? alloc_buffer_head+0x26/0x120 [ 34.419532][ T429] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 34.425637][ T429] ? ext4_issue_zeroout+0x250/0x250 [ 34.430868][ T429] _ext4_get_block+0x1ea/0x540 [ 34.435750][ T429] ? ext4_get_block+0x50/0x50 [ 34.440449][ T429] ? should_failslab+0x9/0x20 [ 34.445235][ T429] ext4_get_block_unwritten+0x2a/0x40 [ 34.450661][ T429] ext4_block_write_begin+0x563/0x1160 [ 34.456168][ T429] ? _ext4_get_block+0x540/0x540 [ 34.461585][ T429] ? ext4_print_free_blocks+0x390/0x390 [ 34.467167][ T429] ? ext4_write_begin+0x44c/0x12e0 [ 34.472313][ T429] ? ext4_inode_journal_mode+0x19a/0x480 [ 34.477970][ T429] ext4_write_begin+0x65a/0x12e0 [ 34.482950][ T429] ? ext4_readahead+0x110/0x110 [ 34.487931][ T429] ? up_read+0x56/0x1d0 [ 34.492411][ T429] ? do_user_addr_fault+0xa35/0x1250 [ 34.497899][ T429] ? do_kern_addr_fault+0x80/0x80 [ 34.502970][ T429] ext4_da_write_begin+0x321/0xbf0 [ 34.508115][ T429] ? ext4_set_page_dirty+0x1a0/0x1a0 [ 34.513430][ T429] ? __ext4_mark_inode_dirty+0x443/0x610 [ 34.519107][ T429] ? irqentry_exit+0x37/0x40 [ 34.523715][ T429] ? exc_page_fault+0x5e/0xb0 [ 34.528700][ T429] ? asm_exc_page_fault+0x27/0x30 [ 34.533839][ T429] ? __get_user_nocheck_1+0x6/0x10 [ 34.538977][ T429] ? fault_in_readable+0x105/0x160 [ 34.544112][ T429] generic_perform_write+0x2b7/0x690 [ 34.549448][ T429] ? grab_cache_page_write_begin+0xb0/0xb0 [ 34.555281][ T429] ? do_futex+0xde8/0x2800 [ 34.560055][ T429] ? generic_write_checks+0x3b3/0x480 [ 34.565596][ T429] ext4_buffered_write_iter+0x4ed/0x670 [ 34.571185][ T429] ext4_file_write_iter+0x440/0x1540 [ 34.576619][ T429] ? futex_exit_release+0x1d0/0x1d0 [ 34.581841][ T429] ? avc_policy_seqno+0x1b/0x70 [ 34.586720][ T429] ? ext4_file_read_iter+0x510/0x510 [ 34.592033][ T429] ? memset+0x35/0x40 [ 34.596030][ T429] ? iov_iter_init+0xbc/0x180 [ 34.600811][ T429] vfs_write+0x835/0xfd0 [ 34.605074][ T429] ? file_end_write+0x1b0/0x1b0 [ 34.609940][ T429] ? __kasan_check_read+0x11/0x20 [ 34.614982][ T429] ? __fdget_pos+0x2d9/0x380 [ 34.619703][ T429] ksys_write+0x149/0x250 [ 34.624049][ T429] ? __ia32_sys_read+0x90/0x90 [ 34.628829][ T429] ? debug_smp_processor_id+0x17/0x20 [ 34.634217][ T429] __x64_sys_write+0x7b/0x90 [ 34.638820][ T429] x64_sys_call+0x8ef/0x9a0 [ 34.643342][ T429] do_syscall_64+0x4c/0xa0 [ 34.647797][ T429] ? clear_bhb_loop+0x50/0xa0 [ 34.652592][ T429] ? clear_bhb_loop+0x50/0xa0 [ 34.657311][ T429] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 34.663232][ T429] RIP: 0033:0x7f8cc6fdff79 [ 34.667661][ T429] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 34.687399][ T429] RSP: 002b:00007ffdec86f8d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 34.695833][ T429] RAX: ffffffffffffffda RBX: 00007f8cc725afa0 RCX: 00007f8cc6fdff79 [ 34.703831][ T429] RDX: 00000000fffffdab RSI: 0000200000000000 RDI: 0000000000000006 [ 34.711829][ T429] RBP: 00007f8cc70766e0 R08: 0000000000000000 R09: 0000000000000000 [ 34.720003][ T429] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 34.727996][ T429] R13: 00007f8cc725afac R14: 00007f8cc725afa0 R15: 00007f8cc725afa0 [ 34.736112][ T429] [ 34.739579][ T429] Modules linked in: [ 34.747076][ T429] ---[ end trace 652596e51f7005fd ]--- [ 34.752591][ T429] RIP: 0010:ext4_ext_insert_index+0x54a/0x550 [ 34.753908][ T437] loop6: detected capacity change from 0 to 1024 [ 34.759040][ T429] Code: 4c 89 fa e9 ca fd ff ff 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c dd fd ff ff 4c 89 f7 e8 b0 fb d2 ff e9 d0 fd ff ff e8 76 cd 93 ff <0f> 0b 0f 1f 40 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 81 ec [ 34.785694][ T436] EXT4-fs (loop5): Ignoring removed bh option [ 34.792323][ T436] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 34.805906][ T429] RSP: 0018:ffffc90001796b00 EFLAGS: 00010293 [ 34.812158][ T429] RAX: ffffffff81d5ff7a RBX: ffff888132c54430 RCX: ffff8881113b93c0 [ 34.820418][ T429] RDX: 0000000000000000 RSI: 00000000fffffffd RDI: 0000000000000000 [ 34.828561][ T429] RBP: ffffc90001796b70 R08: ffff8881331b1bd7 R09: 1ffff1102663637a [ 34.830941][ T435] EXT4-fs (loop1): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,resgid=0x0000000000000000,data_err=ignore,grpquota,nodioread_nolock,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 34.860430][ T429] R10: dffffc0000000000 R11: ffffed102663637b R12: 0000000000000000 [ 34.880131][ T429] R13: 000000000000011b R14: 00000000fffffffd R15: 0000000000000054 [ 34.883634][ T436] EXT4-fs (loop5): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,resgid=0x0000000000000000,data_err=ignore,grpquota,nodioread_nolock,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 34.889370][ T429] FS: 000055556a7de500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 34.926043][ T429] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.934109][ T429] CR2: 00007fd1d1e94000 CR3: 000000012fbbb000 CR4: 00000000003506a0 [ 34.943468][ T437] EXT4-fs (loop6): Ignoring removed bh option [ 34.949801][ T429] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 34.959559][ T437] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 34.974653][ T429] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 34.983534][ T429] Kernel panic - not syncing: Fatal exception [ 34.989988][ T429] Kernel Offset: disabled [ 34.994336][ T429] Rebooting in 86400 seconds..