Warning: Permanently added '10.128.1.93' (ED25519) to the list of known hosts. 2026/01/21 09:47:03 parsed 1 programs [ 260.967530][ T28] audit: type=1400 audit(1768988823.315:64): 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 [ 260.988305][ T28] audit: type=1400 audit(1768988823.315:65): 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 [ 261.672090][ T28] audit: type=1400 audit(1768988824.025:66): avc: denied { mounton } for pid=290 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 261.673429][ T290] cgroup: Unknown subsys name 'net' [ 261.694776][ T28] audit: type=1400 audit(1768988824.025:67): avc: denied { mount } for pid=290 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 261.722129][ T28] audit: type=1400 audit(1768988824.055:68): avc: denied { unmount } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 261.722404][ T290] cgroup: Unknown subsys name 'devices' [ 261.863613][ T290] cgroup: Unknown subsys name 'hugetlb' [ 261.869232][ T290] cgroup: Unknown subsys name 'rlimit' [ 262.009930][ T28] audit: type=1400 audit(1768988824.355:69): avc: denied { setattr } for pid=290 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 [ 262.033089][ T28] audit: type=1400 audit(1768988824.355:70): avc: denied { create } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 262.053488][ T28] audit: type=1400 audit(1768988824.355:71): avc: denied { write } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 262.062034][ T293] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 262.073774][ T28] audit: type=1400 audit(1768988824.355:72): avc: denied { read } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 Setting up swapspace version 1, size = 127995904 bytes [ 262.102683][ T28] audit: type=1400 audit(1768988824.355:73): avc: denied { mounton } for pid=290 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 262.131046][ T290] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 262.851452][ T302] request_module fs-gadgetfs succeeded, but still no fs? [ 262.879512][ T300] bridge0: port 1(bridge_slave_0) entered blocking state [ 262.911621][ T300] bridge0: port 1(bridge_slave_0) entered disabled state [ 262.919287][ T300] device bridge_slave_0 entered promiscuous mode [ 262.945824][ T300] bridge0: port 2(bridge_slave_1) entered blocking state [ 262.953099][ T300] bridge0: port 2(bridge_slave_1) entered disabled state [ 262.960552][ T300] device bridge_slave_1 entered promiscuous mode [ 263.315097][ T300] bridge0: port 2(bridge_slave_1) entered blocking state [ 263.322196][ T300] bridge0: port 2(bridge_slave_1) entered forwarding state [ 263.329574][ T300] bridge0: port 1(bridge_slave_0) entered blocking state [ 263.336662][ T300] bridge0: port 1(bridge_slave_0) entered forwarding state [ 263.448111][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 263.456907][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 263.467496][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 263.475625][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 263.483791][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 263.491176][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 263.516068][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 263.539001][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 263.559281][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 263.566976][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 263.575697][ T300] device veth0_vlan entered promiscuous mode [ 263.590704][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 263.600974][ T300] device veth1_macvtap entered promiscuous mode [ 263.612244][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 263.626822][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/01/21 09:47:06 executed programs: 0 [ 263.715684][ T300] syz-executor (300) used greatest stack depth: 21920 bytes left [ 263.931255][ T373] bridge0: port 1(bridge_slave_0) entered blocking state [ 263.938505][ T373] bridge0: port 1(bridge_slave_0) entered disabled state [ 263.946067][ T373] device bridge_slave_0 entered promiscuous mode [ 263.961547][ T371] bridge0: port 1(bridge_slave_0) entered blocking state [ 263.968591][ T371] bridge0: port 1(bridge_slave_0) entered disabled state [ 263.975994][ T371] device bridge_slave_0 entered promiscuous mode [ 263.985595][ T371] bridge0: port 2(bridge_slave_1) entered blocking state [ 263.992696][ T371] bridge0: port 2(bridge_slave_1) entered disabled state [ 264.000016][ T371] device bridge_slave_1 entered promiscuous mode [ 264.013383][ T374] bridge0: port 1(bridge_slave_0) entered blocking state [ 264.020418][ T374] bridge0: port 1(bridge_slave_0) entered disabled state [ 264.027820][ T374] device bridge_slave_0 entered promiscuous mode [ 264.034817][ T373] bridge0: port 2(bridge_slave_1) entered blocking state [ 264.041924][ T373] bridge0: port 2(bridge_slave_1) entered disabled state [ 264.049212][ T373] device bridge_slave_1 entered promiscuous mode [ 264.072633][ T375] bridge0: port 1(bridge_slave_0) entered blocking state [ 264.079679][ T375] bridge0: port 1(bridge_slave_0) entered disabled state [ 264.087107][ T375] device bridge_slave_0 entered promiscuous mode [ 264.093848][ T374] bridge0: port 2(bridge_slave_1) entered blocking state [ 264.100901][ T374] bridge0: port 2(bridge_slave_1) entered disabled state [ 264.108395][ T374] device bridge_slave_1 entered promiscuous mode [ 264.114987][ T369] bridge0: port 1(bridge_slave_0) entered blocking state [ 264.122159][ T369] bridge0: port 1(bridge_slave_0) entered disabled state [ 264.129575][ T369] device bridge_slave_0 entered promiscuous mode [ 264.139093][ T369] bridge0: port 2(bridge_slave_1) entered blocking state [ 264.146184][ T369] bridge0: port 2(bridge_slave_1) entered disabled state [ 264.153628][ T369] device bridge_slave_1 entered promiscuous mode [ 264.162984][ T375] bridge0: port 2(bridge_slave_1) entered blocking state [ 264.170012][ T375] bridge0: port 2(bridge_slave_1) entered disabled state [ 264.177476][ T375] device bridge_slave_1 entered promiscuous mode [ 264.389303][ T371] bridge0: port 2(bridge_slave_1) entered blocking state [ 264.396359][ T371] bridge0: port 2(bridge_slave_1) entered forwarding state [ 264.403715][ T371] bridge0: port 1(bridge_slave_0) entered blocking state [ 264.410742][ T371] bridge0: port 1(bridge_slave_0) entered forwarding state [ 264.428897][ T374] bridge0: port 2(bridge_slave_1) entered blocking state [ 264.435967][ T374] bridge0: port 2(bridge_slave_1) entered forwarding state [ 264.443249][ T374] bridge0: port 1(bridge_slave_0) entered blocking state [ 264.450267][ T374] bridge0: port 1(bridge_slave_0) entered forwarding state [ 264.474274][ T369] bridge0: port 2(bridge_slave_1) entered blocking state [ 264.481318][ T369] bridge0: port 2(bridge_slave_1) entered forwarding state [ 264.488602][ T369] bridge0: port 1(bridge_slave_0) entered blocking state [ 264.495806][ T369] bridge0: port 1(bridge_slave_0) entered forwarding state [ 264.506209][ T375] bridge0: port 2(bridge_slave_1) entered blocking state [ 264.513253][ T375] bridge0: port 2(bridge_slave_1) entered forwarding state [ 264.520484][ T375] bridge0: port 1(bridge_slave_0) entered blocking state [ 264.527510][ T375] bridge0: port 1(bridge_slave_0) entered forwarding state [ 264.547813][ T373] bridge0: port 2(bridge_slave_1) entered blocking state [ 264.554950][ T373] bridge0: port 2(bridge_slave_1) entered forwarding state [ 264.562231][ T373] bridge0: port 1(bridge_slave_0) entered blocking state [ 264.569242][ T373] bridge0: port 1(bridge_slave_0) entered forwarding state [ 264.583293][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 264.591117][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 264.598650][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 264.606444][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 264.613798][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 264.621108][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 264.628473][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 264.635695][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 264.643278][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 264.650496][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 264.657792][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 264.698110][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 264.706476][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 264.714806][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 264.721846][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 264.729565][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 264.737778][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 264.744805][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 264.752182][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 264.759614][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 264.767894][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 264.775268][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 264.782784][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 264.790916][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 264.797950][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 264.805393][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 264.813603][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 264.820607][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 264.827985][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 264.855434][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 264.863836][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 264.872808][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 264.879835][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 264.887369][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 264.896294][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 264.904422][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 264.912672][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 264.932430][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 264.940086][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 264.947866][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 264.956282][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 264.964679][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 264.971740][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 264.979193][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 264.987641][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 264.995927][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 265.002949][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 265.010337][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 265.018862][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 265.027200][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 265.035424][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 265.043474][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 265.051279][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 265.064121][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 265.071754][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 265.079357][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 265.087635][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 265.098929][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 265.107872][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 265.122362][ T371] device veth0_vlan entered promiscuous mode [ 265.142988][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 265.150998][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 265.159129][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 265.166818][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 265.174986][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 265.183221][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 265.191123][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 265.199623][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 265.223438][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 265.231807][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 265.239899][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 265.247116][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 265.254842][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 265.263378][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 265.271952][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 265.280249][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 265.288640][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 265.295679][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 265.303104][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 265.311122][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 265.319189][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 265.327357][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 265.336164][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 265.353912][ T369] device veth0_vlan entered promiscuous mode [ 265.363027][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 265.370410][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 265.378091][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 265.386655][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 265.395216][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 265.403717][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 265.412145][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 265.419976][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 265.427990][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 265.435469][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 265.450919][ T371] device veth1_macvtap entered promiscuous mode [ 265.460701][ T375] device veth0_vlan entered promiscuous mode [ 265.468408][ T373] device veth0_vlan entered promiscuous mode [ 265.475468][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 265.483637][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 265.492659][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 265.500762][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 265.509280][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 265.517400][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 265.524960][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 265.532567][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 265.539953][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 265.547575][ T374] device veth0_vlan entered promiscuous mode [ 265.562736][ T375] device veth1_macvtap entered promiscuous mode [ 265.573291][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 265.581947][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 265.590267][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 265.598992][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 265.607446][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 265.620636][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 265.631260][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 265.639869][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 265.648391][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 265.657009][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 265.669596][ T374] device veth1_macvtap entered promiscuous mode [ 265.678010][ T373] device veth1_macvtap entered promiscuous mode [ 265.687967][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 265.696526][ T333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 265.713987][ T369] device veth1_macvtap entered promiscuous mode [ 421.051346][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 421.058718][ C0] (detected by 0, t=10002 jiffies, g=1245, q=315 ncpus=2) [ 421.065926][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10003 (4294979322-4294969319), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 421.079286][ C0] rcu: rcu_preempt kthread starved for 10004 jiffies! g1245 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 421.090391][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 421.100357][ C0] rcu: RCU grace-period kthread stack dump: [ 421.106238][ C0] task:rcu_preempt state:R running task stack:28352 pid:14 ppid:2 flags:0x00004000 [ 421.117015][ C0] Call Trace: [ 421.120299][ C0] [ 421.123222][ C0] __schedule+0xba6/0x1500 [ 421.127758][ C0] ? release_firmware_map_entry+0x190/0x190 [ 421.133652][ C0] schedule+0xbd/0x170 [ 421.137724][ C0] schedule_timeout+0x159/0x340 [ 421.142574][ C0] ? __cfi_schedule_timeout+0x10/0x10 [ 421.147957][ C0] ? __cfi_process_timeout+0x10/0x10 [ 421.153277][ C0] ? prepare_to_swait_event+0x308/0x320 [ 421.158996][ C0] rcu_gp_fqs_loop+0x2e9/0x10c0 [ 421.163848][ C0] ? _raw_spin_unlock_irq+0x4d/0x70 [ 421.169046][ C0] ? rcu_gp_init+0xf30/0xf30 [ 421.173630][ C0] rcu_gp_kthread+0x99/0x390 [ 421.178210][ C0] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 421.183409][ C0] ? __kasan_check_read+0x11/0x20 [ 421.188461][ C0] ? __kthread_parkme+0x142/0x180 [ 421.193549][ C0] kthread+0x281/0x320 [ 421.197620][ C0] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 421.202817][ C0] ? __cfi_kthread+0x10/0x10 [ 421.207400][ C0] ret_from_fork+0x1f/0x30 [ 421.211884][ C0] [ 421.214905][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 421.221212][ C0] CPU: 0 PID: 427 Comm: syz.0.22 Not tainted syzkaller #0 [ 421.228314][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 421.238362][ C0] RIP: 0033:0x7f6c9ed94ad7 [ 421.242781][ C0] Code: 8d 3d 5b 4a 0b 00 e8 58 1d fa ff e8 23 87 00 00 0f 1f 00 b8 68 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 27 00 00 00 0f 05 0f 1f 84 00 00 00 00 00 b8 6e 00 00 00 0f 05 c3 0f 1f 84 00 00 [ 421.262390][ C0] RSP: 002b:00007f6c9fc7cb08 EFLAGS: 00000202 [ 421.268453][ C0] RAX: 0000000000000004 RBX: 00007f6c9fc7cc70 RCX: 00007f6c9ed94ad7 [ 421.276423][ C0] RDX: 00007f6c9fc7cb40 RSI: 00007f6c9fc7cc70 RDI: 0000000000000021 [ 421.284392][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 421.292356][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 [ 421.300319][ C0] R13: 00007f6c9f016038 R14: 00007ffe00cf4d70 R15: 00007ffe00cf4e58 [ 421.308283][ C0] FS: 00007f6c9fc7d6c0 GS: 0000000000000000 [ 428.801354][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 163s! [ 428.810275][ C0] Showing busy workqueues and worker pools: [ 428.816180][ C0] workqueue events: flags=0x0 [ 428.821109][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.821153][ C0] pending: kfree_rcu_monitor [ 428.821193][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 [ 428.821227][ C0] pending: vmstat_shepherd, psi_avgs_work, kfree_rcu_monitor [ 428.821302][ C0] workqueue events_unbound: flags=0x2 [ 428.854649][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=5/512 refcnt=7 [ 428.854688][ C0] in-flight: 43:linkwatch_event [ 428.854755][ C0] pending: fsnotify_connector_destroy_workfn, fsnotify_mark_destroy_workfn, flush_memcg_stats_dwork, toggle_allocation_gate [ 428.854842][ C0] workqueue events_power_efficient: flags=0x80 [ 428.886553][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=6/256 refcnt=7 [ 428.886594][ C0] pending: wg_ratelimiter_gc_entries, neigh_managed_work, neigh_managed_work, neigh_periodic_work, neigh_periodic_work, gc_worker [ 428.886755][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.886790][ C0] pending: check_lifetime [ 428.886831][ C0] workqueue netns: flags=0xe000a [ 428.925361][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=3 [ 428.925397][ C0] in-flight: 8:cleanup_net [ 428.925433][ C0] workqueue mm_percpu_wq: flags=0x8 [ 428.942420][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.942465][ C0] pending: vmstat_update [ 428.942499][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.942532][ C0] pending: vmstat_update [ 428.942561][ C0] workqueue writeback: flags=0x4a [ 428.971969][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 428.972008][ C0] pending: wb_workfn [ 428.972035][ C0] workqueue kblockd: flags=0x18 [ 428.988277][ C0] pwq 1: cpus=0 node=0 flags=0x0 nice=-20 active=1/256 refcnt=2 [ 428.988315][ C0] pending: blk_mq_timeout_work [ 428.988561][ C0] workqueue dm_bufio_cache: flags=0x8 [ 429.006832][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.006876][ C0] pending: work_fn [ 429.006927][ C0] workqueue mld: flags=0x40008 [ 429.023368][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=54 [ 429.023410][ C0] pending: mld_ifc_work [ 429.023454][ C0] inactive: mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work [ 429.023999][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=49 [ 429.024031][ C0] pending: mld_ifc_work [ 429.024049][ C0] inactive: mld_dad_work, mld_ifc_work, mld_dad_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work [ 429.024552][ C0] workqueue ipv6_addrconf: flags=0x40008 [ 429.181378][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=122 [ 429.181421][ C0] in-flight: 421:addrconf_dad_work [ 429.181473][ C0] inactive: addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work [ 429.182019][ C0] , addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work [ 429.182577][ C0] , addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_verify_work, addrconf_verify_work [ 429.182791][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=112 [ 429.182831][ C0] in-flight: 318:addrconf_dad_work [ 429.182855][ C0] inactive: addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work [ 429.183404][ C0] , addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work [ 429.183951][ C0] , addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_verify_work, addrconf_verify_work, addrconf_verify_work, addrconf_verify_work, addrconf_verify_work, addrconf_verify_work [ 429.184118][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 429.613932][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.613978][ C0] pending: wg_packet_encrypt_worker [ 429.614009][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.614043][ C0] pending: wg_packet_encrypt_worker [ 429.614066][ C0] workqueue wg-kex-wg1: flags=0x6 [ 429.645435][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.645482][ C0] pending: wg_packet_handshake_send_worker [ 429.645513][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 429.664151][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.664200][ C0] pending: wg_packet_encrypt_worker [ 429.664232][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.664265][ C0] pending: wg_packet_encrypt_worker [ 429.664292][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 429.695868][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.695914][ C0] pending: wg_packet_encrypt_worker [ 429.695943][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.695977][ C0] pending: wg_packet_encrypt_worker [ 429.696009][ C0] workqueue wg-kex-wg0: flags=0x6 [ 429.727318][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.727356][ C0] pending: wg_packet_handshake_send_worker [ 429.727385][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 429.746119][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.746165][ C0] pending: wg_packet_encrypt_worker [ 429.746196][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.746230][ C0] pending: wg_packet_encrypt_worker [ 429.746254][ C0] workqueue wg-kex-wg1: flags=0x6 [ 429.777586][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.777625][ C0] pending: wg_packet_handshake_send_worker [ 429.777653][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 429.796261][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.796304][ C0] pending: wg_packet_encrypt_worker [ 429.796330][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.796364][ C0] pending: wg_packet_encrypt_worker [ 429.796388][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 429.828198][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.828243][ C0] pending: wg_packet_encrypt_worker [ 429.828272][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.828305][ C0] pending: wg_packet_encrypt_worker [ 429.828339][ C0] workqueue wg-kex-wg0: flags=0x6 [ 429.859656][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.859695][ C0] pending: wg_packet_handshake_send_worker [ 429.859722][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 429.878344][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.878384][ C0] pending: wg_packet_encrypt_worker [ 429.878411][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.878443][ C0] pending: wg_packet_encrypt_worker [ 429.878468][ C0] workqueue wg-kex-wg1: flags=0x6 [ 429.909883][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.909921][ C0] pending: wg_packet_handshake_send_worker [ 429.909951][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 429.928676][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.928718][ C0] pending: wg_packet_encrypt_worker [ 429.928747][ C0] workqueue wg-kex-wg2: flags=0x6 [ 429.947048][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.947089][ C0] pending: wg_packet_handshake_send_worker [ 429.947123][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 429.965754][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.965799][ C0] pending: wg_packet_encrypt_worker [ 429.965828][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.965862][ C0] pending: wg_packet_encrypt_worker [ 429.965886][ C0] pool 0: cpus=0 node=0 flags=0x0 nice=0 hung=164s workers=4 idle: 361 6 19 [ 429.965934][ C0] pool 2: cpus=1 node=0 flags=0x0 nice=0 hung=164s workers=4 idle: 24 60 39 [ 429.965982][ C0] pool 4: cpus=0-1 flags=0x4 nice=0 hung=164s workers=6 idle: 363 333 10 322