Warning: Permanently added '10.128.10.37' (ED25519) to the list of known hosts. 2026/09/26 22:09:37 parsed 1 programs 2026/09/26 22:09:37 serving rpc on tcp://40771 [ 265.008920][ T28] audit: type=1400 audit(1790460577.552:64): avc: denied { node_bind } for pid=295 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 265.030697][ T28] audit: type=1400 audit(1790460577.552:65): avc: denied { module_request } for pid=295 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 [ 265.788811][ T28] audit: type=1400 audit(1790460578.332:66): avc: denied { mounton } for pid=301 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2024 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 265.791295][ T301] cgroup: Unknown subsys name 'net' [ 265.811507][ T28] audit: type=1400 audit(1790460578.332:67): avc: denied { mount } for pid=301 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 [ 265.838736][ T28] audit: type=1400 audit(1790460578.362:68): avc: denied { unmount } for pid=301 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 265.839182][ T301] cgroup: Unknown subsys name 'devices' [ 265.981588][ T301] cgroup: Unknown subsys name 'hugetlb' [ 265.987189][ T301] cgroup: Unknown subsys name 'rlimit' [ 266.094470][ T28] audit: type=1400 audit(1790460578.642:69): avc: denied { setattr } for pid=301 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 [ 266.117632][ T28] audit: type=1400 audit(1790460578.642:70): avc: denied { create } for pid=301 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 266.138120][ T28] audit: type=1400 audit(1790460578.642:71): avc: denied { write } for pid=301 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 266.158382][ T28] audit: type=1400 audit(1790460578.642:72): avc: denied { read } for pid=301 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 266.165713][ T305] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 266.187136][ T28] audit: type=1400 audit(1790460578.642:73): avc: denied { mounton } for pid=301 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 [ 266.236776][ T301] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 266.960063][ T313] request_module fs-gadgetfs succeeded, but still no fs? [ 267.484845][ T348] bridge0: port 1(bridge_slave_0) entered blocking state [ 267.504396][ T348] bridge0: port 1(bridge_slave_0) entered disabled state [ 267.519266][ T348] device bridge_slave_0 entered promiscuous mode [ 267.533023][ T348] bridge0: port 2(bridge_slave_1) entered blocking state [ 267.540163][ T348] bridge0: port 2(bridge_slave_1) entered disabled state [ 267.547652][ T348] device bridge_slave_1 entered promiscuous mode [ 267.596858][ T348] bridge0: port 2(bridge_slave_1) entered blocking state [ 267.603907][ T348] bridge0: port 2(bridge_slave_1) entered forwarding state [ 267.611242][ T348] bridge0: port 1(bridge_slave_0) entered blocking state [ 267.618270][ T348] bridge0: port 1(bridge_slave_0) entered forwarding state [ 267.636077][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 267.643764][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 267.651511][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 267.664748][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 267.673005][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 267.680030][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 267.687392][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 267.695654][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 267.702787][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 267.712723][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 267.721658][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 267.736030][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 267.746624][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 267.754879][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 267.762348][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 267.771676][ T348] device veth0_vlan entered promiscuous mode [ 267.781049][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 267.790187][ T348] device veth1_macvtap entered promiscuous mode 2026/09/26 22:09:40 executed programs: 0 [ 267.798770][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 267.808471][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 267.906497][ T348] syz-executor (348) used greatest stack depth: 21664 bytes left [ 267.941200][ T372] bridge0: port 1(bridge_slave_0) entered blocking state [ 267.948265][ T372] bridge0: port 1(bridge_slave_0) entered disabled state [ 267.965895][ T372] device bridge_slave_0 entered promiscuous mode [ 267.973221][ T372] bridge0: port 2(bridge_slave_1) entered blocking state [ 267.980804][ T372] bridge0: port 2(bridge_slave_1) entered disabled state [ 267.988254][ T372] device bridge_slave_1 entered promiscuous mode [ 268.146299][ T372] bridge0: port 2(bridge_slave_1) entered blocking state [ 268.153386][ T372] bridge0: port 2(bridge_slave_1) entered forwarding state [ 268.160744][ T372] bridge0: port 1(bridge_slave_0) entered blocking state [ 268.167766][ T372] bridge0: port 1(bridge_slave_0) entered forwarding state [ 268.177179][ T383] bridge0: port 1(bridge_slave_0) entered blocking state [ 268.184287][ T383] bridge0: port 1(bridge_slave_0) entered disabled state [ 268.191844][ T383] device bridge_slave_0 entered promiscuous mode [ 268.218062][ T378] bridge0: port 1(bridge_slave_0) entered blocking state [ 268.225202][ T378] bridge0: port 1(bridge_slave_0) entered disabled state [ 268.232693][ T378] device bridge_slave_0 entered promiscuous mode [ 268.239335][ T383] bridge0: port 2(bridge_slave_1) entered blocking state [ 268.246579][ T383] bridge0: port 2(bridge_slave_1) entered disabled state [ 268.254137][ T383] device bridge_slave_1 entered promiscuous mode [ 268.271625][ T382] bridge0: port 1(bridge_slave_0) entered blocking state [ 268.278663][ T382] bridge0: port 1(bridge_slave_0) entered disabled state [ 268.286093][ T382] device bridge_slave_0 entered promiscuous mode [ 268.293023][ T382] bridge0: port 2(bridge_slave_1) entered blocking state [ 268.300090][ T382] bridge0: port 2(bridge_slave_1) entered disabled state [ 268.307353][ T382] device bridge_slave_1 entered promiscuous mode [ 268.314007][ T378] bridge0: port 2(bridge_slave_1) entered blocking state [ 268.321068][ T378] bridge0: port 2(bridge_slave_1) entered disabled state [ 268.328318][ T378] device bridge_slave_1 entered promiscuous mode [ 268.401555][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 268.408853][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 268.458084][ T374] bridge0: port 1(bridge_slave_0) entered blocking state [ 268.465208][ T374] bridge0: port 1(bridge_slave_0) entered disabled state [ 268.472618][ T374] device bridge_slave_0 entered promiscuous mode [ 268.479504][ T374] bridge0: port 2(bridge_slave_1) entered blocking state [ 268.486553][ T374] bridge0: port 2(bridge_slave_1) entered disabled state [ 268.493982][ T374] device bridge_slave_1 entered promiscuous mode [ 268.595665][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 268.603210][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 268.639538][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 268.648452][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 268.656643][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 268.663663][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 268.671095][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 268.679341][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 268.687560][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 268.694595][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 268.718478][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 268.726202][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 268.733741][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 268.741814][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 268.749663][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 268.758721][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 268.766866][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 268.773887][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 268.781298][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 268.789302][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 268.797249][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 268.805470][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 268.813640][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 268.820654][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 268.827921][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 268.835377][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 268.842758][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 268.851045][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 268.859118][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 268.866140][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 268.901318][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 268.908918][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 268.916693][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 268.925273][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 268.932708][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 268.941474][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 268.949594][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 268.956626][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 268.964044][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 268.972377][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 268.980532][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 268.987534][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 268.994878][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 269.002930][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 269.010944][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 269.018835][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 269.026941][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 269.040018][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 269.048395][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 269.056573][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 269.063656][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 269.079351][ T372] device veth0_vlan entered promiscuous mode [ 269.090796][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 269.099085][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 269.107884][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 269.116063][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 269.142340][ T372] device veth1_macvtap entered promiscuous mode [ 269.149234][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 269.156711][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 269.164405][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 269.172585][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 269.180949][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 269.189058][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 269.197360][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 269.218394][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 269.226765][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 269.235126][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 269.243739][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 269.252691][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 269.272710][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 269.280779][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 269.288112][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 269.296146][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 269.304630][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 269.312804][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 269.320268][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 269.327814][ T383] device veth0_vlan entered promiscuous mode [ 269.335970][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 269.345104][ T378] device veth0_vlan entered promiscuous mode [ 269.356631][ T382] device veth0_vlan entered promiscuous mode [ 269.367708][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 269.375795][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 269.383364][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 269.391306][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 269.398700][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 269.410039][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 269.418322][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 269.426626][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 269.435119][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 269.443331][ T397] bridge0: port 1(bridge_slave_0) entered blocking state [ 269.450357][ T397] bridge0: port 1(bridge_slave_0) entered forwarding state [ 269.469773][ T378] device veth1_macvtap entered promiscuous mode [ 269.480769][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 269.488480][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 269.497005][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 269.505652][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 269.514635][ T397] bridge0: port 2(bridge_slave_1) entered blocking state [ 269.521682][ T397] bridge0: port 2(bridge_slave_1) entered forwarding state [ 269.533234][ T382] device veth1_macvtap entered promiscuous mode [ 269.553392][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 269.562305][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 269.571217][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 269.578958][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 269.587742][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 269.596536][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 269.605103][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 269.613816][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 269.622172][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 269.630514][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 269.638580][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 269.661869][ T383] device veth1_macvtap entered promiscuous mode [ 269.684609][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 269.710443][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 269.718803][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 269.727986][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 269.736271][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 269.745157][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 269.753650][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 269.784029][ T374] device veth0_vlan entered promiscuous mode [ 269.806268][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 269.817510][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 269.828471][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 269.836971][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 269.886850][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 269.900261][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 269.910271][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 269.930021][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 269.940145][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 269.960395][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 269.986887][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 372.789679][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 372.796713][ C1] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P410/1:b..l [ 372.804611][ C1] (detected by 1, t=10002 jiffies, g=1461, q=311 ncpus=2) [ 372.811894][ C1] task:syz.3.20 state:R running task stack:25064 pid:410 ppid:383 flags:0x00004004 [ 372.822782][ C1] Call Trace: [ 372.826063][ C1] [ 372.828988][ C1] __schedule+0xcb3/0x1700 [ 372.833504][ C1] ? release_firmware_map_entry+0x190/0x190 [ 372.839409][ C1] preempt_schedule_irq+0xaa/0x120 [ 372.844577][ C1] ? __cfi_preempt_schedule_irq+0x10/0x10 [ 372.850308][ C1] raw_irqentry_exit_cond_resched+0x29/0x30 [ 372.856264][ C1] irqentry_exit+0x37/0x40 [ 372.860684][ C1] sysvec_apic_timer_interrupt+0x64/0xc0 [ 372.866315][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 372.872320][ C1] RIP: 0010:xas_find+0x1/0x820 [ 372.877094][ C1] Code: 8b 7d d0 e8 61 05 c2 fc e9 c6 fc ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 90 90 90 90 90 90 b8 4b 84 ba b6 55 <48> 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 38 48 89 75 a8 48 89 [ 372.896755][ C1] RSP: 0018:ffffc90000b77710 EFLAGS: 00000202 [ 372.902828][ C1] RAX: 0000000000000000 RBX: ffff88811867acbc RCX: dffffc0000000000 [ 372.910794][ C1] RDX: 0000000000000018 RSI: 00000000000009af RDI: ffffc90000b777e0 [ 372.918757][ C1] RBP: ffffc90000b77890 R08: ffffc90000b77817 R09: ffffc90000b77800 [ 372.926727][ C1] R10: dffffc0000000000 R11: fffff5200016ef03 R12: ffff88813016e418 [ 372.934688][ C1] R13: dffffc0000000000 R14: 00000000000009af R15: 1ffff9200016ef50 [ 372.942640][ C1] ? filemap_map_pages+0x1a1/0x1250 [ 372.947813][ C1] ? __cfi_preempt_schedule_irq+0x10/0x10 [ 372.953506][ C1] ? raw_irqentry_exit_cond_resched+0x29/0x30 [ 372.959565][ C1] ? irqentry_exit+0x37/0x40 [ 372.964128][ C1] ? __cfi_filemap_map_pages+0x10/0x10 [ 372.969562][ C1] ? __cfi_filemap_map_pages+0x10/0x10 [ 372.974994][ C1] do_fault+0x1014/0x1e30 [ 372.979298][ C1] ? pte_marker_clear+0x220/0x220 [ 372.984294][ C1] handle_mm_fault+0x1363/0x26b0 [ 372.989203][ C1] ? __cfi_handle_mm_fault+0x10/0x10 [ 372.994461][ C1] __get_user_pages+0x34b/0xdb0 [ 372.999300][ C1] ? populate_vma_page_range+0x120/0x120 [ 373.004924][ C1] ? do_mmap+0x8bd/0xdd0 [ 373.009142][ C1] ? userfaultfd_unmap_complete+0x28f/0x310 [ 373.015005][ C1] __mm_populate+0x2ea/0x430 [ 373.019569][ C1] ? __cfi___mm_populate+0x10/0x10 [ 373.024653][ C1] vm_mmap_pgoff+0x271/0x3f0 [ 373.029238][ C1] ? __cfi_vm_mmap_pgoff+0x10/0x10 [ 373.034340][ C1] ksys_mmap_pgoff+0xf6/0x1d0 [ 373.038994][ C1] __x64_sys_mmap+0xfa/0x110 [ 373.043557][ C1] x64_sys_call+0x8fd/0x9a0 [ 373.048051][ C1] do_syscall_64+0x4c/0xa0 [ 373.052443][ C1] ? clear_bhb_loop+0x30/0x80 [ 373.057091][ C1] ? clear_bhb_loop+0x30/0x80 [ 373.061742][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 373.067611][ C1] RIP: 0033:0x7f7c66b9e159 [ 373.072089][ C1] RSP: 002b:00007f7c67a63028 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 373.080512][ C1] RAX: ffffffffffffffda RBX: 00007f7c66e25fa0 RCX: 00007f7c66b9e159 [ 373.088456][ C1] RDX: 0000000000000002 RSI: 0000000000b36000 RDI: 0000200000000000 [ 373.096403][ C1] RBP: 00007f7c66c3506b R08: ffffffffffffffff R09: 0000000000003000 [ 373.104363][ C1] R10: 0000000000008031 R11: 0000000000000246 R12: 0000000000000000 [ 373.112327][ C1] R13: 00007f7c66e26038 R14: 00007f7c66e25fa0 R15: 00007ffd821d4818 [ 373.120293][ C1] [ 373.123307][ C1] rcu: rcu_preempt kthread starved for 9963 jiffies! g1461 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 373.134316][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 373.144287][ C1] rcu: RCU grace-period kthread stack dump: [ 373.150168][ C1] task:rcu_preempt state:R running task stack:28320 pid:14 ppid:2 flags:0x00004000 [ 373.160948][ C1] Call Trace: [ 373.164222][ C1] [ 373.167154][ C1] __schedule+0xcb3/0x1700 [ 373.171583][ C1] ? release_firmware_map_entry+0x190/0x190 [ 373.177488][ C1] preempt_schedule_irq+0xaa/0x120 [ 373.182606][ C1] ? __cfi_preempt_schedule_irq+0x10/0x10 [ 373.188333][ C1] raw_irqentry_exit_cond_resched+0x29/0x30 [ 373.194254][ C1] irqentry_exit+0x37/0x40 [ 373.198676][ C1] sysvec_apic_timer_interrupt+0x64/0xc0 [ 373.204307][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 373.210286][ C1] RIP: 0010:preempt_schedule_common+0x22/0xf0 [ 373.216366][ C1] Code: 00 00 00 00 00 0f 1f 00 55 48 89 e5 41 57 41 56 53 49 bf 00 00 00 00 00 fc ff df eb 0d 48 f7 03 08 00 00 00 0f 84 bb 00 00 00 <65> ff 05 3f 55 02 7b 65 8b 05 38 55 02 7b 25 ff ff ff 7f 83 f8 01 [ 373.235966][ C1] RSP: 0018:ffffc900000e7a78 EFLAGS: 00000202 [ 373.242031][ C1] RAX: 1ffff11020064510 RBX: ffff888100322880 RCX: ffffffff8500191e [ 373.250003][ C1] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff888100322880 [ 373.257971][ C1] RBP: ffffc900000e7a90 R08: ffff888100322887 R09: 1ffff11020064510 [ 373.265941][ C1] R10: dffffc0000000000 R11: ffffed1020064511 R12: dffffc0000000000 [ 373.273909][ C1] R13: dffffc0000000000 R14: ffff888100323348 R15: dffffc0000000000 [ 373.281954][ C1] ? preempt_schedule_common+0xbe/0xf0 [ 373.287426][ C1] ? preempt_schedule_common+0xbe/0xf0 [ 373.292891][ C1] preempt_schedule+0xbc/0xd0 [ 373.297573][ C1] ? __cfi_preempt_schedule+0x10/0x10 [ 373.302949][ C1] preempt_schedule_thunk+0x16/0x18 [ 373.308150][ C1] _raw_spin_unlock_irqrestore+0x6f/0x80 [ 373.313785][ C1] del_timer_sync+0x144/0x1a0 [ 373.318466][ C1] schedule_timeout+0x161/0x340 [ 373.323320][ C1] ? __cfi_schedule_timeout+0x10/0x10 [ 373.328701][ C1] ? __cfi_process_timeout+0x10/0x10 [ 373.334002][ C1] rcu_gp_fqs_loop+0x2ed/0x1100 [ 373.338850][ C1] ? __cfi_rcu_implicit_dynticks_qs+0x10/0x10 [ 373.344912][ C1] ? rcu_gp_init+0xf30/0xf30 [ 373.349496][ C1] ? _raw_spin_unlock_irqrestore+0x6f/0x80 [ 373.355305][ C1] ? finish_swait+0x185/0x1c0 [ 373.359996][ C1] rcu_gp_kthread+0x99/0x390 [ 373.364604][ C1] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 373.369807][ C1] ? try_to_wake_up+0x622/0x1250 [ 373.374836][ C1] ? __kasan_check_read+0x11/0x20 [ 373.379861][ C1] ? __kthread_parkme+0x13a/0x180 [ 373.384887][ C1] kthread+0x281/0x320 [ 373.388955][ C1] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 373.394149][ C1] ? __cfi_kthread+0x10/0x10 [ 373.398742][ C1] ret_from_fork+0x1f/0x30 [ 373.403165][ C1] [ 373.406176][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 373.412487][ C1] CPU: 1 PID: 407 Comm: syz.0.23 Not tainted syzkaller #0 [ 373.419591][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 373.429727][ C1] RIP: 0010:handle_softirqs+0x144/0x600 [ 373.435273][ C1] Code: 85 e8 40 6e b7 03 65 66 89 1d 38 13 c0 7e 48 c7 c7 c0 0d 69 85 e8 2c 6e b7 03 65 44 89 25 3c 0f bf 7e fb 49 c7 c5 c0 a0 00 87 <44> 89 65 ac b8 ff ff ff ff 0f bc 45 ac 89 c3 ff c3 0f 84 a2 02 00 [ 373.454878][ C1] RSP: 0018:ffffc900001b0f48 EFLAGS: 00000282 [ 373.460945][ C1] RAX: 0000000000000001 RBX: 0000000000000008 RCX: 9ddbc50921cca400 [ 373.468915][ C1] RDX: 1ffffffff0f6e808 RSI: ffffffff85690dc0 RDI: ffffffff85ca6fe0 [ 373.476882][ C1] RBP: ffffc900001b0fd8 R08: ffffffff87b74048 R09: ffffffff87b74058 [ 373.484848][ C1] R10: ffffffff87b74043 R11: 1ffffffff0f6e808 R12: 0000000000000000 [ 373.492820][ C1] R13: ffffffff8700a0c0 R14: 0000000000000008 R15: ffff8881188b5100 [ 373.500797][ C1] FS: 00007fdf6d2116c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 373.509727][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 373.516307][ C1] CR2: 000055558e4387d0 CR3: 000000011861f000 CR4: 00000000003506a0 [ 373.524279][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 373.532243][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 373.540212][ C1] Call Trace: [ 373.543482][ C1] [ 373.546319][ C1] __do_softirq+0xb/0xd [ 373.550475][ C1] do_softirq+0xdc/0x130 [ 373.554724][ C1] [ 373.557655][ C1] [ 373.560578][ C1] ? __cfi_do_softirq+0x10/0x10 [ 373.565432][ C1] ? fpu__clear_user_states+0x38/0x2b0 [ 373.570888][ C1] ? fpu__clear_user_states+0x38/0x2b0 [ 373.576433][ C1] __local_bh_enable_ip+0x75/0x80 [ 373.581453][ C1] fpu__clear_user_states+0x18d/0x2b0 [ 373.586827][ C1] arch_do_signal_or_restart+0x461/0x11c0 [ 373.592546][ C1] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 373.598705][ C1] ? __se_sys_futex+0x136/0x310 [ 373.603556][ C1] exit_to_user_mode_loop+0x7a/0xb0 [ 373.608754][ C1] exit_to_user_mode_prepare+0x87/0xd0 [ 373.614212][ C1] syscall_exit_to_user_mode+0x1a/0x30 [ 373.619671][ C1] do_syscall_64+0x58/0xa0 [ 373.624097][ C1] ? clear_bhb_loop+0x30/0x80 [ 373.628860][ C1] ? clear_bhb_loop+0x30/0x80 [ 373.633541][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 373.639518][ C1] RIP: 0033:0x7fdf6c3bd6d0 [ 373.643927][ C1] Code: 83 c0 16 83 e0 f7 74 12 50 48 8d 3d aa 2c 07 00 e8 65 65 f9 ff 0f 1f 44 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 <83> ff 21 74 0b c3 66 2e 0f 1f 84 00 00 00 00 00 55 53 48 89 f3 48 [ 373.663526][ C1] RSP: 002b:00007fdf6d210b38 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 373.672078][ C1] RAX: 0000000000000000 RBX: 00007fdf6c625fa8 RCX: 00007fdf6c39e159 [ 373.680046][ C1] RDX: 00007fdf6d210b40 RSI: 00007fdf6d210c70 RDI: 0000000000000021 [ 373.688013][ C1] RBP: 00007fdf6c625fa0 R08: 0000000000000000 R09: 0000000000000000 [ 373.695980][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 373.703942][ C1] R13: 00007fdf6c626038 R14: 00007ffd8c851b20 R15: 00007ffd8c851c08 [ 373.711977][ C1] [ 449.378239][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 498.537538][ T29] INFO: task kworker/1:1:39 blocked for more than 124 seconds. [ 499.053482][ T29] Not tainted syzkaller #0 [ 499.523940][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 500.355579][ T29] task:kworker/1:1 state:D stack:25256 pid:39 ppid:2 flags:0x00004000 [ 501.870081][ T29] Workqueue: ipv6_addrconf addrconf_dad_work [ 502.107175][ T29] Call Trace: [ 502.492982][ T29] [ 502.955765][ T29] __schedule+0xcb3/0x1700 [ 503.014712][ T29] ? release_firmware_map_entry+0x190/0x190 [ 503.023607][ T29] ? wq_worker_sleeping+0x1dd/0x280 [ 503.044693][ T29] schedule+0xbd/0x170 [ 503.055182][ T29] schedule_preempt_disabled+0x13/0x20 [ 503.077845][ T29] __mutex_lock+0x833/0x1790 [ 503.089634][ T29] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 503.103901][ T29] ? plist_check_list+0x255/0x270 [ 503.143706][ T29] ? __cfi___switch_to+0x10/0x10 [ 503.158567][ T29] ? update_rt_rq_load_avg+0x25/0x230 [ 503.173011][ T29] ? finish_task_switch+0x16b/0x7c0 [ 503.180232][ T29] ? switch_mm_irqs_off+0x33c/0x960 [ 503.193888][ T29] __mutex_lock_slowpath+0xe/0x10 [ 503.202300][ T29] mutex_lock+0x10a/0x1b0 [ 503.208170][ T29] ? __cfi_mutex_lock+0x10/0x10 [ 503.215698][ T29] ? release_firmware_map_entry+0x190/0x190 [ 503.238730][ T29] ? sysvec_apic_timer_interrupt+0x64/0xc0 [ 503.249602][ T29] rtnl_lock+0x15/0x20 [ 503.276946][ T29] addrconf_dad_work+0xc4/0x14a0 [ 503.293177][ T29] ? __kasan_check_read+0x11/0x20 [ 503.300429][ T29] ? preempt_schedule_common+0xbe/0xf0 [ 503.306621][ T29] ? preempt_schedule+0xbc/0xd0 [ 503.328800][ T29] ? __cfi_addrconf_dad_work+0x10/0x10 [ 503.336118][ T29] ? preempt_schedule_thunk+0x16/0x18 [ 503.343182][ T29] process_one_work+0x717/0xc30 [ 503.378919][ T29] worker_thread+0xa4d/0x11d0 [ 503.415960][ T29] kthread+0x281/0x320 [ 503.421509][ T29] ? __cfi_worker_thread+0x10/0x10 [ 503.427299][ T29] ? __cfi_kthread+0x10/0x10 [ 503.460480][ T29] ret_from_fork+0x1f/0x30 [ 503.468683][ T29]