Warning: Permanently added '10.128.0.64' (ED25519) to the list of known hosts. 2025/09/03 20:28:57 parsed 1 programs [ 255.878508][ T30] audit: type=1400 audit(1756931337.846:64): 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 [ 255.884120][ T30] audit: type=1400 audit(1756931337.846:65): 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 [ 256.532723][ T30] audit: type=1400 audit(1756931338.496:66): 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 [ 256.534317][ T290] cgroup: Unknown subsys name 'net' [ 256.555897][ T30] audit: type=1400 audit(1756931338.496:67): 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 [ 256.583812][ T30] audit: type=1400 audit(1756931338.526:68): 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 [ 256.584104][ T290] cgroup: Unknown subsys name 'devices' [ 256.787767][ T290] cgroup: Unknown subsys name 'hugetlb' [ 256.793472][ T290] cgroup: Unknown subsys name 'rlimit' [ 256.965691][ T30] audit: type=1400 audit(1756931338.926:69): avc: denied { setattr } for pid=290 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 [ 256.988834][ T30] audit: type=1400 audit(1756931338.936:70): 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 [ 257.009266][ T30] audit: type=1400 audit(1756931338.936:71): 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 [ 257.020229][ T292] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 257.029873][ T30] audit: type=1400 audit(1756931338.936:72): 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 [ 257.060090][ T30] audit: type=1400 audit(1756931338.936:73): 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 [ 257.093804][ T290] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 257.622560][ T301] request_module fs-gadgetfs succeeded, but still no fs? [ 257.859482][ T299] syz-executor (299) used greatest stack depth: 21728 bytes left [ 257.894883][ T314] bridge0: port 1(bridge_slave_0) entered blocking state [ 257.902087][ T314] bridge0: port 1(bridge_slave_0) entered disabled state [ 257.909876][ T314] device bridge_slave_0 entered promiscuous mode [ 257.928864][ T314] bridge0: port 2(bridge_slave_1) entered blocking state [ 257.936116][ T314] bridge0: port 2(bridge_slave_1) entered disabled state [ 257.943564][ T314] device bridge_slave_1 entered promiscuous mode [ 258.290607][ T314] bridge0: port 2(bridge_slave_1) entered blocking state [ 258.297883][ T314] bridge0: port 2(bridge_slave_1) entered forwarding state [ 258.305537][ T314] bridge0: port 1(bridge_slave_0) entered blocking state [ 258.312594][ T314] bridge0: port 1(bridge_slave_0) entered forwarding state [ 258.383627][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 258.391809][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 258.410396][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 258.420770][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 258.437116][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 258.453038][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 258.463454][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 258.472246][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 258.480470][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 258.489574][ T314] device veth0_vlan entered promiscuous mode [ 258.508438][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 258.518506][ T314] device veth1_macvtap entered promiscuous mode [ 258.529198][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 258.556089][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2025/09/03 20:29:00 executed programs: 0 [ 258.637775][ T314] syz-executor (314) used greatest stack depth: 20736 bytes left [ 258.752141][ T369] bridge0: port 1(bridge_slave_0) entered blocking state [ 258.759418][ T369] bridge0: port 1(bridge_slave_0) entered disabled state [ 258.767264][ T369] device bridge_slave_0 entered promiscuous mode [ 258.775231][ T369] bridge0: port 2(bridge_slave_1) entered blocking state [ 258.782386][ T369] bridge0: port 2(bridge_slave_1) entered disabled state [ 258.789841][ T369] device bridge_slave_1 entered promiscuous mode [ 258.914978][ T367] bridge0: port 1(bridge_slave_0) entered blocking state [ 258.922458][ T367] bridge0: port 1(bridge_slave_0) entered disabled state [ 258.930011][ T367] device bridge_slave_0 entered promiscuous mode [ 258.938019][ T367] bridge0: port 2(bridge_slave_1) entered blocking state [ 258.945144][ T367] bridge0: port 2(bridge_slave_1) entered disabled state [ 258.953026][ T367] device bridge_slave_1 entered promiscuous mode [ 258.960382][ T365] bridge0: port 1(bridge_slave_0) entered blocking state [ 258.967965][ T365] bridge0: port 1(bridge_slave_0) entered disabled state [ 258.975270][ T365] device bridge_slave_0 entered promiscuous mode [ 258.996082][ T365] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.003136][ T365] bridge0: port 2(bridge_slave_1) entered disabled state [ 259.010837][ T365] device bridge_slave_1 entered promiscuous mode [ 259.052228][ T372] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.059298][ T372] bridge0: port 1(bridge_slave_0) entered disabled state [ 259.066882][ T372] device bridge_slave_0 entered promiscuous mode [ 259.090423][ T372] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.097517][ T372] bridge0: port 2(bridge_slave_1) entered disabled state [ 259.105051][ T372] device bridge_slave_1 entered promiscuous mode [ 259.146904][ T371] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.153956][ T371] bridge0: port 1(bridge_slave_0) entered disabled state [ 259.161534][ T371] device bridge_slave_0 entered promiscuous mode [ 259.180594][ T371] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.187795][ T371] bridge0: port 2(bridge_slave_1) entered disabled state [ 259.195429][ T371] device bridge_slave_1 entered promiscuous mode [ 259.363451][ T367] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.370914][ T367] bridge0: port 2(bridge_slave_1) entered forwarding state [ 259.378828][ T367] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.386127][ T367] bridge0: port 1(bridge_slave_0) entered forwarding state [ 259.418556][ T365] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.425871][ T365] bridge0: port 2(bridge_slave_1) entered forwarding state [ 259.433197][ T365] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.440276][ T365] bridge0: port 1(bridge_slave_0) entered forwarding state [ 259.449967][ T372] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.457047][ T372] bridge0: port 2(bridge_slave_1) entered forwarding state [ 259.464346][ T372] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.471595][ T372] bridge0: port 1(bridge_slave_0) entered forwarding state [ 259.485271][ T371] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.492431][ T371] bridge0: port 2(bridge_slave_1) entered forwarding state [ 259.499864][ T371] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.507017][ T371] bridge0: port 1(bridge_slave_0) entered forwarding state [ 259.536680][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 259.544329][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 259.551773][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 259.559300][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 259.566696][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 259.574839][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 259.584246][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 259.591803][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 259.599598][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 259.607715][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 259.617077][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 259.625318][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 259.633553][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 259.642150][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 259.650817][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.658262][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 259.665727][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 259.674214][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 259.683239][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.690462][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 259.699150][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 259.727516][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 259.736399][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 259.744354][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 259.752964][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 259.776706][ T369] device veth0_vlan entered promiscuous mode [ 259.783668][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 259.791597][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 259.800170][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.807394][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 259.814983][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 259.823982][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.831142][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 259.861444][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 259.869686][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 259.877955][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 259.886467][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 259.895066][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 259.902822][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 259.910933][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 259.919807][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 259.928261][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.935407][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 259.943502][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 259.951994][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 259.960369][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.967595][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 259.981246][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 259.989416][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 260.006787][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 260.014299][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 260.022372][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 260.031004][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 260.039442][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 260.048071][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 260.056451][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 260.063771][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 260.071392][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 260.081066][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 260.089929][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 260.097371][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 260.105067][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 260.112956][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 260.123661][ T369] device veth1_macvtap entered promiscuous mode [ 260.135545][ T372] device veth0_vlan entered promiscuous mode [ 260.142731][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 260.151378][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 260.159993][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 260.167718][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 260.175616][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 260.183582][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 260.192043][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 260.200640][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 260.207674][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 260.215132][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 260.222717][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 260.234323][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 260.242862][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 260.259819][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 260.268380][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 260.276847][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 260.284071][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 260.291763][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 260.300143][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 260.327522][ T372] device veth1_macvtap entered promiscuous mode [ 260.336638][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 260.345340][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 260.353838][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 260.362524][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 260.371104][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 260.379593][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 260.387907][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 260.396149][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 260.404314][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 260.414197][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 260.422545][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 260.452152][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 260.478120][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 260.502207][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 260.510717][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 260.519148][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 260.527441][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 260.541051][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 260.554180][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 260.585900][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 260.593445][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 260.648413][ T365] device veth0_vlan entered promiscuous mode [ 260.671723][ T367] device veth0_vlan entered promiscuous mode [ 260.684980][ T367] device veth1_macvtap entered promiscuous mode [ 260.699369][ T371] device veth0_vlan entered promiscuous mode [ 260.707850][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 260.716719][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 360.745820][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 360.752830][ C0] (detected by 0, t=10002 jiffies, g=1541, q=364) [ 360.759344][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10003 (4294973285-4294963282), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 360.772709][ C0] rcu: rcu_preempt kthread starved for 10004 jiffies! g1541 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 360.783830][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 360.793977][ C0] rcu: RCU grace-period kthread stack dump: [ 360.799982][ C0] task:rcu_preempt state:R running task stack:28720 pid: 14 ppid: 2 flags:0x00004000 [ 360.811042][ C0] Call Trace: [ 360.814333][ C0] [ 360.817360][ C0] __schedule+0xb6e/0x14c0 [ 360.822083][ C0] ? release_firmware_map_entry+0x190/0x190 [ 360.828028][ C0] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 360.833866][ C0] ? __mod_timer+0x7ae/0xb30 [ 360.838474][ C0] schedule+0x11e/0x1e0 [ 360.842649][ C0] schedule_timeout+0x12c/0x2e0 [ 360.847518][ C0] ? console_conditional_schedule+0x30/0x30 [ 360.853427][ C0] ? update_process_times+0x200/0x200 [ 360.858817][ C0] ? prepare_to_swait_event+0x308/0x320 [ 360.864389][ C0] rcu_gp_fqs_loop+0x293/0xf60 [ 360.869168][ C0] ? debug_smp_processor_id+0x17/0x20 [ 360.874575][ C0] ? __note_gp_changes+0x4e2/0x9e0 [ 360.879701][ C0] ? rcu_gp_init+0xc00/0xc00 [ 360.884295][ C0] ? _raw_spin_unlock_irq+0x4e/0x70 [ 360.889508][ C0] ? rcu_gp_init+0x9a7/0xc00 [ 360.894241][ C0] rcu_gp_kthread+0x98/0x330 [ 360.898842][ C0] ? wake_nocb_gp+0x1d0/0x1d0 [ 360.903526][ C0] ? __kasan_check_read+0x11/0x20 [ 360.908735][ C0] ? __kthread_parkme+0xac/0x200 [ 360.913693][ C0] ? preempt_count_add+0x90/0x1b0 [ 360.918730][ C0] kthread+0x411/0x500 [ 360.923082][ C0] ? wake_nocb_gp+0x1d0/0x1d0 [ 360.928010][ C0] ? kthread_blkcg+0xd0/0xd0 [ 360.932644][ C0] ret_from_fork+0x1f/0x30 [ 360.937076][ C0] [ 360.940087][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 360.946413][ C0] Sending NMI from CPU 0 to CPUs 1: [ 360.951641][ C1] NMI backtrace for cpu 1 [ 360.951657][ C1] CPU: 1 PID: 432 Comm: syz.6.25 Not tainted syzkaller #0 [ 360.951672][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 360.951683][ C1] RIP: 0010:entry_SYSCALL_64_after_hwframe+0x57/0xd0 [ 360.951710][ C1] Code: 45 31 e4 45 31 ed 45 31 f6 45 31 ff 48 89 e7 48 63 f0 66 90 b9 48 00 00 00 65 48 8b 14 25 a8 6d 02 00 89 d0 48 c1 ea 20 0f 30 <0f> 1f 44 00 00 e8 4b 12 00 00 e8 56 c5 e2 ff 0f 1f 44 00 00 48 8b [ 360.951722][ C1] RSP: 0018:ffffc90000eb7f58 EFLAGS: 00000046 [ 360.951736][ C1] RAX: 0000000000000001 RBX: 0000000000000000 RCX: 0000000000000048 [ 360.951745][ C1] RDX: 0000000000000000 RSI: 0000000000000027 RDI: ffffc90000eb7f58 [ 360.951755][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 360.951764][ C1] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 360.951773][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 360.951781][ C1] FS: 00007f96e6ab26c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 360.951795][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 360.951806][ C1] CR2: 000020000006b000 CR3: 000000011205a000 CR4: 00000000003506a0 [ 360.951819][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 360.951828][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 360.951837][ C1] Call Trace: [ 360.951842][ C1] [ 360.951849][ C1] [ 428.865825][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 168s! [ 428.874816][ C0] Showing busy workqueues and worker pools: [ 428.880719][ C0] workqueue events: flags=0x0 [ 428.885433][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 [ 428.885476][ C0] in-flight: 26:fqdir_free_fn [ 428.885511][ C0] pending: psi_avgs_work, kfree_rcu_monitor [ 428.885552][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 428.885587][ C0] pending: vmstat_shepherd, kfree_rcu_monitor [ 428.885626][ C0] workqueue events_unbound: flags=0x2 [ 428.924184][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=4/512 refcnt=6 [ 428.924230][ C0] in-flight: 8:linkwatch_event [ 428.924264][ C0] pending: fsnotify_mark_destroy_workfn, toggle_allocation_gate, flush_memcg_stats_dwork [ 428.924334][ C0] workqueue events_power_efficient: flags=0x80 [ 428.953638][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.953689][ C0] pending: wg_ratelimiter_gc_entries [ 428.953789][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=4/256 refcnt=5 [ 428.953829][ C0] pending: neigh_periodic_work, neigh_periodic_work, gc_worker, check_lifetime [ 428.953893][ C0] workqueue netns: flags=0xe000a [ 428.989158][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=4 [ 428.989212][ C0] in-flight: 45:cleanup_net [ 428.989254][ C0] inactive: cleanup_net [ 428.989277][ C0] workqueue mm_percpu_wq: flags=0x8 [ 429.010812][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.010856][ C0] pending: vmstat_update [ 429.010891][ C0] workqueue writeback: flags=0x4a [ 429.028465][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.028521][ C0] pending: wb_workfn [ 429.028564][ C0] workqueue dm_bufio_cache: flags=0x8 [ 429.045565][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.045622][ C0] pending: work_fn [ 429.045653][ C0] workqueue mld: flags=0x40008 [ 429.062124][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=45 [ 429.062175][ C0] pending: mld_ifc_work [ 429.062205][ C0] inactive: mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_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_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_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_ifc_work, mld_ifc_work [ 429.062871][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=42 [ 429.062915][ C0] pending: mld_dad_work [ 429.062940][ C0] inactive: mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_dad_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_dad_work, mld_dad_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_dad_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_dad_work, mld_dad_work, mld_dad_work, mld_dad_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work [ 429.063476][ C0] workqueue ipv6_addrconf: flags=0x40008 [ 429.202060][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=101 [ 429.202116][ C0] in-flight: 418:addrconf_dad_work [ 429.202155][ 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 [ 429.202995][ 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 [ 429.203688][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=98 [ 429.203730][ C0] in-flight: 6:addrconf_dad_work [ 429.203761][ 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 [ 429.204472][ 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_verify_work [ 429.205216][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 429.571771][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.571827][ C0] pending: wg_packet_encrypt_worker [ 429.571858][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.571896][ C0] pending: wg_packet_encrypt_worker [ 429.571922][ C0] workqueue wg-kex-wg1: flags=0x6 [ 429.603316][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.603379][ C0] pending: wg_packet_handshake_send_worker [ 429.603419][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 429.622366][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.622442][ C0] pending: wg_packet_encrypt_worker [ 429.622478][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.622516][ C0] pending: wg_packet_encrypt_worker [ 429.622544][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 429.654824][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.654879][ C0] pending: wg_packet_encrypt_worker [ 429.654912][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.654949][ C0] pending: wg_packet_encrypt_worker [ 429.654996][ C0] workqueue wg-kex-wg0: flags=0x6 [ 429.686532][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.686577][ C0] pending: wg_packet_handshake_send_worker [ 429.686605][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 429.705343][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.705399][ C0] pending: wg_packet_encrypt_worker [ 429.705434][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.705471][ C0] pending: wg_packet_encrypt_worker [ 429.705498][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 429.737402][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.737459][ C0] pending: wg_packet_encrypt_worker [ 429.737493][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.737531][ C0] pending: wg_packet_encrypt_worker [ 429.737558][ C0] workqueue wg-kex-wg2: flags=0x6 [ 429.769335][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.769388][ C0] pending: wg_packet_handshake_send_worker [ 429.769419][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 429.788134][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.788184][ C0] pending: wg_packet_encrypt_worker [ 429.788214][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.788256][ C0] pending: wg_packet_encrypt_worker [ 429.788293][ C0] workqueue wg-kex-wg0: flags=0x6 [ 429.820049][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.820099][ C0] pending: wg_packet_handshake_send_worker [ 429.820131][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 429.838888][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.838944][ C0] pending: wg_packet_encrypt_worker [ 429.838981][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.839019][ C0] pending: wg_packet_encrypt_worker [ 429.839046][ C0] workqueue wg-kex-wg1: flags=0x6 [ 429.870621][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.870672][ C0] pending: wg_packet_handshake_send_worker [ 429.870704][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 429.889338][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.889390][ C0] pending: wg_packet_encrypt_worker [ 429.889422][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.889460][ C0] pending: wg_packet_encrypt_worker [ 429.889486][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 429.921232][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.921296][ C0] pending: wg_packet_encrypt_worker [ 429.921332][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.921373][ C0] pending: wg_packet_encrypt_worker [ 429.921407][ C0] pool 0: cpus=0 node=0 flags=0x0 nice=0 hung=169s workers=4 idle: 20 358 360 [ 429.921464][ C0] pool 2: cpus=1 node=0 flags=0x0 nice=0 hung=169s workers=4 idle: 39 56 [ 429.921513][ C0] pool 4: cpus=0-1 flags=0x4 nice=0 hung=169s workers=5 idle: 359 10 333