Warning: Permanently added '10.128.1.10' (ED25519) to the list of known hosts. 2025/12/28 12:05:09 parsed 1 programs [ 182.145599][ T30] audit: type=1400 audit(1766923509.198:64): 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 [ 182.166592][ T30] audit: type=1400 audit(1766923509.198:65): 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 [ 182.845220][ T30] audit: type=1400 audit(1766923509.898:66): avc: denied { mounton } for pid=289 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 [ 182.846233][ T289] cgroup: Unknown subsys name 'net' [ 182.868240][ T30] audit: type=1400 audit(1766923509.898:67): avc: denied { mount } for pid=289 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 [ 182.896559][ T289] cgroup: Unknown subsys name 'devices' [ 182.896589][ T30] audit: type=1400 audit(1766923509.928:68): avc: denied { unmount } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 183.070648][ T289] cgroup: Unknown subsys name 'hugetlb' [ 183.076485][ T289] cgroup: Unknown subsys name 'rlimit' [ 183.248355][ T30] audit: type=1400 audit(1766923510.298:69): avc: denied { setattr } for pid=289 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 [ 183.272059][ T30] audit: type=1400 audit(1766923510.308:70): avc: denied { create } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 183.292873][ T30] audit: type=1400 audit(1766923510.308:71): avc: denied { write } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 183.313463][ T30] audit: type=1400 audit(1766923510.308:72): avc: denied { read } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 183.319282][ T292] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 183.334052][ T30] audit: type=1400 audit(1766923510.308:73): avc: denied { mounton } for pid=289 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 [ 183.375065][ T289] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 183.877340][ T302] request_module fs-gadgetfs succeeded, but still no fs? [ 184.239719][ T316] syz-executor (316) used greatest stack depth: 22048 bytes left [ 184.459452][ T341] bridge0: port 1(bridge_slave_0) entered blocking state [ 184.466787][ T341] bridge0: port 1(bridge_slave_0) entered disabled state [ 184.474728][ T341] device bridge_slave_0 entered promiscuous mode [ 184.514169][ T341] bridge0: port 2(bridge_slave_1) entered blocking state [ 184.540736][ T341] bridge0: port 2(bridge_slave_1) entered disabled state [ 184.548812][ T341] device bridge_slave_1 entered promiscuous mode [ 184.596243][ T341] bridge0: port 2(bridge_slave_1) entered blocking state [ 184.603508][ T341] bridge0: port 2(bridge_slave_1) entered forwarding state [ 184.610917][ T341] bridge0: port 1(bridge_slave_0) entered blocking state [ 184.618057][ T341] bridge0: port 1(bridge_slave_0) entered forwarding state [ 184.635842][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 184.644011][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 184.651740][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 184.667868][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 184.676337][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 184.683542][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 184.692230][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 184.700511][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 184.707626][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 184.726400][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 184.735869][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 184.748806][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 184.759933][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 184.767972][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 184.775987][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 184.785721][ T341] device veth0_vlan entered promiscuous mode 2025/12/28 12:05:11 executed programs: 0 [ 184.801951][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 184.811494][ T341] device veth1_macvtap entered promiscuous mode [ 184.826153][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 184.836029][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 184.887027][ T341] syz-executor (341) used greatest stack depth: 21760 bytes left [ 185.037442][ T367] bridge0: port 1(bridge_slave_0) entered blocking state [ 185.044848][ T367] bridge0: port 1(bridge_slave_0) entered disabled state [ 185.052379][ T367] device bridge_slave_0 entered promiscuous mode [ 185.059521][ T367] bridge0: port 2(bridge_slave_1) entered blocking state [ 185.066640][ T367] bridge0: port 2(bridge_slave_1) entered disabled state [ 185.074492][ T367] device bridge_slave_1 entered promiscuous mode [ 185.173150][ T365] bridge0: port 1(bridge_slave_0) entered blocking state [ 185.180462][ T365] bridge0: port 1(bridge_slave_0) entered disabled state [ 185.187946][ T365] device bridge_slave_0 entered promiscuous mode [ 185.196093][ T365] bridge0: port 2(bridge_slave_1) entered blocking state [ 185.203215][ T365] bridge0: port 2(bridge_slave_1) entered disabled state [ 185.210719][ T365] device bridge_slave_1 entered promiscuous mode [ 185.226838][ T372] bridge0: port 1(bridge_slave_0) entered blocking state [ 185.234217][ T372] bridge0: port 1(bridge_slave_0) entered disabled state [ 185.241687][ T372] device bridge_slave_0 entered promiscuous mode [ 185.259565][ T372] bridge0: port 2(bridge_slave_1) entered blocking state [ 185.266614][ T372] bridge0: port 2(bridge_slave_1) entered disabled state [ 185.274364][ T372] device bridge_slave_1 entered promiscuous mode [ 185.318414][ T371] bridge0: port 1(bridge_slave_0) entered blocking state [ 185.325481][ T371] bridge0: port 1(bridge_slave_0) entered disabled state [ 185.332993][ T371] device bridge_slave_0 entered promiscuous mode [ 185.340077][ T371] bridge0: port 2(bridge_slave_1) entered blocking state [ 185.347121][ T371] bridge0: port 2(bridge_slave_1) entered disabled state [ 185.354734][ T371] device bridge_slave_1 entered promiscuous mode [ 185.419864][ T368] bridge0: port 1(bridge_slave_0) entered blocking state [ 185.426919][ T368] bridge0: port 1(bridge_slave_0) entered disabled state [ 185.434659][ T368] device bridge_slave_0 entered promiscuous mode [ 185.455509][ T368] bridge0: port 2(bridge_slave_1) entered blocking state [ 185.462797][ T368] bridge0: port 2(bridge_slave_1) entered disabled state [ 185.470491][ T368] device bridge_slave_1 entered promiscuous mode [ 185.631363][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 185.638823][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 185.670327][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 185.679122][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 185.687430][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 185.694714][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 185.702363][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 185.710993][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 185.719606][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 185.726634][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 185.734268][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 185.741954][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 185.749737][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 185.758118][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 185.766374][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 185.774710][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 185.782768][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 185.791519][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 185.799896][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 185.806915][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 185.814449][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 185.822935][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 185.831198][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 185.838322][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 185.845678][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 185.853741][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 185.884417][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 185.904040][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 185.933622][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 185.941872][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 185.949630][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 185.975577][ T367] device veth0_vlan entered promiscuous mode [ 185.985604][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 185.993940][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 186.002919][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 186.011239][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 186.019940][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 186.028414][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 186.036649][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 186.043903][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 186.051593][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 186.060072][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 186.068235][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 186.075391][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 186.083023][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 186.091190][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 186.099329][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 186.107630][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 186.116158][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 186.124553][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 186.131681][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 186.139345][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 186.148112][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 186.155202][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 186.162919][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 186.170950][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 186.190737][ T367] device veth1_macvtap entered promiscuous mode [ 186.197605][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 186.205505][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 186.214416][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 186.223008][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 186.231463][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 186.238613][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 186.246055][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 186.254335][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 186.261375][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 186.268994][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 186.277157][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 186.284715][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 186.294580][ T365] device veth0_vlan entered promiscuous mode [ 186.313546][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 186.322907][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 186.331644][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 186.340074][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 186.350102][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 186.358558][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 186.381652][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 186.390170][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 186.399222][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 186.407489][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 186.416188][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 186.424549][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 186.432853][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 186.441163][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 186.453095][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 186.461507][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 186.475062][ T372] device veth0_vlan entered promiscuous mode [ 186.486997][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 186.495195][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 186.503862][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 186.512515][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 186.521297][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 186.528878][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 186.544511][ T371] device veth0_vlan entered promiscuous mode [ 186.551572][ T365] device veth1_macvtap entered promiscuous mode [ 186.560344][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 186.568054][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 186.576402][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 186.584558][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 186.592109][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 186.615926][ T371] device veth1_macvtap entered promiscuous mode [ 186.623748][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 186.637074][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 186.646587][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 186.655257][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 186.664083][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 186.672795][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 186.681325][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 186.689758][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 186.698885][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 286.738104][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 286.745092][ C1] (detected by 1, t=10002 jiffies, g=1509, q=553) [ 286.751692][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 1447 (4294965889-4294964442), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 286.764969][ C1] rcu: rcu_preempt kthread starved for 1447 jiffies! g1509 f0x2 RCU_GP_CLEANUP(7) ->state=0x0 ->cpu=1 [ 286.775916][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 286.785967][ C1] rcu: RCU grace-period kthread stack dump: [ 286.791905][ C1] task:rcu_preempt state:R running task stack:28752 pid: 14 ppid: 2 flags:0x00004000 [ 286.803210][ C1] Call Trace: [ 286.806491][ C1] [ 286.809428][ C1] __schedule+0xb6e/0x14c0 [ 286.813937][ C1] ? release_firmware_map_entry+0x190/0x190 [ 286.819846][ C1] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 286.825479][ C1] ? _raw_spin_lock+0xe0/0xe0 [ 286.830331][ C1] ? preempt_schedule_thunk+0x16/0x18 [ 286.835706][ C1] ? preempt_schedule+0xa7/0xb0 [ 286.840562][ C1] preempt_schedule_common+0x9b/0xf0 [ 286.845922][ C1] preempt_schedule+0xa7/0xb0 [ 286.850607][ C1] ? schedule_preempt_disabled+0x20/0x20 [ 286.856276][ C1] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 286.862435][ C1] preempt_schedule_thunk+0x16/0x18 [ 286.867828][ C1] _raw_spin_unlock_irq+0x61/0x70 [ 286.872943][ C1] rcu_gp_cleanup+0xa1/0x9f0 [ 286.877630][ C1] ? rcu_gp_init+0xc00/0xc00 [ 286.882309][ C1] ? _raw_spin_unlock_irq+0x4e/0x70 [ 286.887775][ C1] ? rcu_gp_init+0x9a7/0xc00 [ 286.892463][ C1] rcu_gp_kthread+0xa6/0x330 [ 286.897077][ C1] ? wake_nocb_gp+0x1d0/0x1d0 [ 286.901782][ C1] ? __kasan_check_read+0x11/0x20 [ 286.906827][ C1] ? __kthread_parkme+0xac/0x200 [ 286.911778][ C1] ? preempt_count_add+0x90/0x1b0 [ 286.917090][ C1] kthread+0x411/0x500 [ 286.921167][ C1] ? wake_nocb_gp+0x1d0/0x1d0 [ 286.925941][ C1] ? kthread_blkcg+0xd0/0xd0 [ 286.930625][ C1] ret_from_fork+0x1f/0x30 [ 286.935317][ C1] [ 286.938426][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 286.944846][ C1] NMI backtrace for cpu 1 [ 286.949319][ C1] CPU: 1 PID: 423 Comm: syz.0.17 Not tainted syzkaller #0 [ 286.956619][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 286.966793][ C1] Call Trace: [ 286.970073][ C1] [ 286.972925][ C1] __dump_stack+0x21/0x30 [ 286.977260][ C1] dump_stack_lvl+0xee/0x150 [ 286.981955][ C1] ? show_regs_print_info+0x20/0x20 [ 286.987275][ C1] dump_stack+0x15/0x20 [ 286.991432][ C1] nmi_cpu_backtrace+0x2b4/0x2c0 [ 286.996379][ C1] ? nmi_trigger_cpumask_backtrace+0x240/0x240 [ 287.002642][ C1] ? load_image+0x3a0/0x3a0 [ 287.007236][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 287.013488][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 287.019563][ C1] nmi_trigger_cpumask_backtrace+0x138/0x240 [ 287.025635][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 287.031625][ C1] rcu_check_gp_kthread_starvation+0x1e0/0x260 [ 287.037967][ C1] print_other_cpu_stall+0xded/0xfd0 [ 287.043269][ C1] ? print_cpu_stall+0x600/0x600 [ 287.048443][ C1] ? tick_nohz_handler+0x300/0x300 [ 287.053671][ C1] ? accumulate_nsecs_to_secs+0xb1/0x230 [ 287.059307][ C1] ? cgroup_rstat_updated+0xf5/0x370 [ 287.064687][ C1] rcu_sched_clock_irq+0x8a3/0x12b0 [ 287.069888][ C1] ? rcu_boost_kthread_setaffinity+0x310/0x310 [ 287.076133][ C1] ? hrtimer_run_queues+0x166/0x430 [ 287.081373][ C1] update_process_times+0x198/0x200 [ 287.086846][ C1] tick_sched_timer+0x17c/0x240 [ 287.091960][ C1] ? tick_setup_sched_timer+0x450/0x450 [ 287.097692][ C1] __hrtimer_run_queues+0x3b5/0x9e0 [ 287.102909][ C1] ? hrtimer_interrupt+0x8c0/0x8c0 [ 287.108023][ C1] ? ktime_get_update_offsets_now+0x2fa/0x310 [ 287.114240][ C1] hrtimer_interrupt+0x3c7/0x8c0 [ 287.119312][ C1] __sysvec_apic_timer_interrupt+0xfa/0x3e0 [ 287.125217][ C1] sysvec_apic_timer_interrupt+0xa4/0xc0 [ 287.131012][ C1] [ 287.133954][ C1] [ 287.136887][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 287.143046][ C1] RIP: 0010:_raw_spin_unlock_irq+0x49/0x70 [ 287.148862][ C1] Code: 12 48 89 fb 48 c7 c7 f8 3e 6d 86 e8 51 12 fe fc 48 89 df 48 83 3d 3e 0f c4 01 00 74 27 e8 53 02 a6 fc 66 90 fb bf 01 00 00 00 b2 e0 9d fc 65 8b 05 b3 3d 59 7b 85 c0 74 03 5b 5d c3 e8 e3 46 [ 287.168846][ C1] RSP: 0018:ffffc90000e47b98 EFLAGS: 00000246 [ 287.175008][ C1] RAX: 0000000000000001 RBX: 0000000000000021 RCX: dffffc0000000000 [ 287.183075][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 287.191231][ C1] RBP: ffffc90000e47ba0 R08: dffffc0000000000 R09: fffff520001c8fc0 [ 287.199206][ C1] R10: fffff520001c8fc0 R11: 1ffff920001c8fbc R12: 1ffff1102278b944 [ 287.207365][ C1] R13: dffffc0000000000 R14: ffff888113c5ca20 R15: 000000001c000004 [ 287.215351][ C1] ? _raw_spin_unlock_irq+0x41/0x70 [ 287.220640][ C1] get_signal+0x13b2/0x1480 [ 287.225165][ C1] arch_do_signal_or_restart+0xc1/0x10f0 [ 287.230808][ C1] ? load_gs_index+0xb0/0xb0 [ 287.235485][ C1] ? get_sigframe_size+0x10/0x10 [ 287.240826][ C1] ? sysvec_apic_timer_interrupt+0x64/0xc0 [ 287.246650][ C1] exit_to_user_mode_loop+0xa7/0xe0 [ 287.252036][ C1] exit_to_user_mode_prepare+0x87/0xd0 [ 287.257498][ C1] syscall_exit_to_user_mode+0x1a/0x30 [ 287.263071][ C1] do_syscall_64+0x58/0xa0 [ 287.267491][ C1] ? clear_bhb_loop+0x50/0xa0 [ 287.272176][ C1] ? clear_bhb_loop+0x50/0xa0 [ 287.276858][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 287.282868][ C1] RIP: 0033:0x7f46822b6747 [ 287.287463][ C1] Code: ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 <0f> 05 48 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 [ 287.307073][ C1] RSP: 002b:00007f46821260e8 EFLAGS: 00000246 [ 287.313144][ C1] RAX: 00000000000000ca RBX: 00007f468250cfa8 RCX: 00007f46822b6749 [ 287.321478][ C1] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f468250cfa8 [ 287.329886][ C1] RBP: 00007f468250cfa0 R08: 0000000000000000 R09: 0000000000000000 [ 287.337894][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 287.346133][ C1] R13: 00007f468250d038 R14: 00007ffeadfef3a0 R15: 00007ffeadfef488 [ 287.354222][ C1] [ 428.818213][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 242s! [ 428.827566][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 242s! [ 428.836606][ C0] Showing busy workqueues and worker pools: [ 428.842855][ C0] workqueue events: flags=0x0 [ 428.847629][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 428.847719][ C0] pending: psi_avgs_work, kfree_rcu_monitor [ 428.847759][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 428.847815][ C0] pending: vmstat_shepherd, kfree_rcu_monitor [ 428.847847][ C0] workqueue events_unbound: flags=0x2 [ 428.882256][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=3/512 refcnt=5 [ 428.882295][ C0] pending: fsnotify_mark_destroy_workfn, flush_memcg_stats_dwork, toggle_allocation_gate [ 428.882478][ C0] workqueue events_power_efficient: flags=0x80 [ 428.906715][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 428.906756][ C0] pending: wg_ratelimiter_gc_entries, check_lifetime [ 428.906793][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 [ 428.906824][ C0] pending: gc_worker, neigh_periodic_work, neigh_periodic_work [ 428.906864][ C0] workqueue netns: flags=0xe000a [ 428.944072][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=3 [ 428.944108][ C0] in-flight: 45:cleanup_net [ 428.944135][ C0] workqueue mm_percpu_wq: flags=0x8 [ 428.961622][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.961659][ C0] pending: vmstat_update [ 428.961679][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.961709][ C0] pending: vmstat_update [ 428.961727][ C0] workqueue writeback: flags=0x4a [ 428.992683][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 428.992716][ C0] pending: wb_workfn [ 428.992738][ C0] workqueue kblockd: flags=0x18 [ 429.009489][ C0] pwq 1: cpus=0 node=0 flags=0x0 nice=-20 active=1/256 refcnt=2 [ 429.009522][ C0] in-flight: 43:blk_mq_timeout_work [ 429.009658][ C0] workqueue dm_bufio_cache: flags=0x8 [ 429.028727][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.028766][ C0] pending: work_fn [ 429.028823][ C0] workqueue mld: flags=0x40008 [ 429.045566][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=50 [ 429.045600][ C0] pending: mld_ifc_work [ 429.045620][ C0] inactive: 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_dad_work, mld_ifc_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_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_ifc_work, mld_dad_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_dad_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work [ 429.046623][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=33 [ 429.046654][ C0] pending: mld_ifc_work [ 429.046672][ C0] inactive: mld_ifc_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_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_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_dad_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work [ 429.047262][ C0] workqueue ipv6_addrconf: flags=0x40008 [ 429.191843][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=125 [ 429.191892][ C0] in-flight: 39:addrconf_dad_work [ 429.191919][ 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 [ 429.192523][ 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 [ 429.193093][ 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_verify_work [ 429.193292][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=100 [ 429.193323][ C0] in-flight: 60:addrconf_dad_work [ 429.193371][ 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 [ 429.194032][ 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 [ 429.194639][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 429.626165][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.626211][ C0] pending: wg_packet_encrypt_worker [ 429.626236][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.626269][ C0] pending: wg_packet_encrypt_worker [ 429.626290][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 429.659032][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.659069][ C0] pending: wg_packet_encrypt_worker [ 429.659089][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.659119][ C0] pending: wg_packet_encrypt_worker [ 429.659137][ C0] workqueue wg-kex-wg2: flags=0x6 [ 429.691344][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.691388][ C0] pending: wg_packet_handshake_send_worker [ 429.691416][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 429.711170][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.711206][ C0] pending: wg_packet_encrypt_worker [ 429.711227][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.711258][ C0] pending: wg_packet_encrypt_worker [ 429.711376][ C0] workqueue wg-kex-wg0: flags=0x6 [ 429.744829][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.744866][ C0] pending: wg_packet_handshake_send_worker [ 429.744889][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 429.763768][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.763803][ C0] pending: wg_packet_encrypt_worker [ 429.763824][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.763854][ C0] pending: wg_packet_encrypt_worker [ 429.763930][ C0] workqueue wg-kex-wg1: flags=0x6 [ 429.796387][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.796431][ C0] pending: wg_packet_handshake_send_worker [ 429.796458][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 429.815975][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.816021][ C0] pending: wg_packet_encrypt_worker [ 429.816047][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.816079][ C0] pending: wg_packet_encrypt_worker [ 429.816167][ C0] workqueue wg-kex-wg2: flags=0x6 [ 429.849267][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.849303][ C0] pending: wg_packet_handshake_send_worker [ 429.849327][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 429.868956][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.868995][ C0] pending: wg_packet_encrypt_worker [ 429.869017][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.869048][ C0] pending: wg_packet_encrypt_worker [ 429.869202][ C0] workqueue wg-kex-wg0: flags=0x6 [ 429.901706][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 429.901747][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 429.901872][ C0] workqueue wg-kex-wg1: flags=0x6 [ 429.923986][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 429.924034][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 429.924142][ C0] workqueue wg-kex-wg2: flags=0x6 [ 429.947435][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 429.947470][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 429.947763][ C0] pool 0: cpus=0 node=0 flags=0x0 nice=0 hung=243s workers=4 idle: 20 390 6 [ 429.947835][ C0] pool 1: cpus=0 node=0 flags=0x0 nice=-20 hung=0s workers=2 idle: 7 [ 429.947869][ C0] pool 2: cpus=1 node=0 flags=0x0 nice=0 hung=243s workers=4 idle: 361 350 26 [ 429.947959][ C0] pool 4: cpus=0-1 flags=0x4 nice=0 hung=243s workers=5 idle: 327 8 421 10