Warning: Permanently added '10.128.0.4' (ED25519) to the list of known hosts. 2025/11/29 08:21:33 parsed 1 programs [ 141.238630][ T30] audit: type=1400 audit(1764404493.679:64): 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 [ 141.246565][ T30] audit: type=1400 audit(1764404493.679:65): 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 [ 141.778796][ T30] audit: type=1400 audit(1764404494.219:66): 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 [ 141.779731][ T289] cgroup: Unknown subsys name 'net' [ 141.801534][ T30] audit: type=1400 audit(1764404494.219:67): 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 [ 141.829002][ T30] audit: type=1400 audit(1764404494.249:68): 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 [ 141.829159][ T289] cgroup: Unknown subsys name 'devices' [ 141.970950][ T289] cgroup: Unknown subsys name 'hugetlb' [ 141.976654][ T289] cgroup: Unknown subsys name 'rlimit' [ 142.265298][ T30] audit: type=1400 audit(1764404494.709:69): 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 [ 142.280980][ T292] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 142.288782][ T30] audit: type=1400 audit(1764404494.709:70): 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 [ 142.317677][ T30] audit: type=1400 audit(1764404494.709:71): 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 [ 142.338287][ T30] audit: type=1400 audit(1764404494.709:72): 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 [ 142.348899][ T289] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 142.358867][ T30] audit: type=1400 audit(1764404494.709:73): 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 [ 142.878392][ T298] request_module fs-gadgetfs succeeded, but still no fs? [ 143.170898][ T314] bridge0: port 1(bridge_slave_0) entered blocking state [ 143.178286][ T314] bridge0: port 1(bridge_slave_0) entered disabled state [ 143.186103][ T314] device bridge_slave_0 entered promiscuous mode [ 143.213170][ T314] bridge0: port 2(bridge_slave_1) entered blocking state [ 143.220683][ T314] bridge0: port 2(bridge_slave_1) entered disabled state [ 143.228296][ T314] device bridge_slave_1 entered promiscuous mode [ 143.433549][ T323] syz-executor (323) used greatest stack depth: 22208 bytes left [ 143.456601][ T314] bridge0: port 2(bridge_slave_1) entered blocking state [ 143.463714][ T314] bridge0: port 2(bridge_slave_1) entered forwarding state [ 143.471252][ T314] bridge0: port 1(bridge_slave_0) entered blocking state [ 143.478479][ T314] bridge0: port 1(bridge_slave_0) entered forwarding state [ 143.510642][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 143.530533][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 143.539824][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 143.547372][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 143.559161][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 143.569376][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 143.597340][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 143.610649][ T314] device veth0_vlan entered promiscuous mode [ 143.617450][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 143.626355][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 143.634231][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 143.647741][ T314] device veth1_macvtap entered promiscuous mode 2025/11/29 08:21:36 executed programs: 0 [ 143.655370][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 143.667358][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 143.693209][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 143.743532][ T314] syz-executor (314) used greatest stack depth: 21216 bytes left [ 143.855709][ T368] bridge0: port 1(bridge_slave_0) entered blocking state [ 143.862963][ T368] bridge0: port 1(bridge_slave_0) entered disabled state [ 143.870489][ T368] device bridge_slave_0 entered promiscuous mode [ 143.899187][ T368] bridge0: port 2(bridge_slave_1) entered blocking state [ 143.906368][ T368] bridge0: port 2(bridge_slave_1) entered disabled state [ 143.914174][ T368] device bridge_slave_1 entered promiscuous mode [ 143.982096][ T371] bridge0: port 1(bridge_slave_0) entered blocking state [ 143.990094][ T371] bridge0: port 1(bridge_slave_0) entered disabled state [ 143.997835][ T371] device bridge_slave_0 entered promiscuous mode [ 144.007858][ T365] bridge0: port 1(bridge_slave_0) entered blocking state [ 144.014914][ T365] bridge0: port 1(bridge_slave_0) entered disabled state [ 144.022358][ T365] device bridge_slave_0 entered promiscuous mode [ 144.034730][ T371] bridge0: port 2(bridge_slave_1) entered blocking state [ 144.042022][ T371] bridge0: port 2(bridge_slave_1) entered disabled state [ 144.049677][ T371] device bridge_slave_1 entered promiscuous mode [ 144.058209][ T365] bridge0: port 2(bridge_slave_1) entered blocking state [ 144.065431][ T365] bridge0: port 2(bridge_slave_1) entered disabled state [ 144.072880][ T365] device bridge_slave_1 entered promiscuous mode [ 144.105296][ T373] bridge0: port 1(bridge_slave_0) entered blocking state [ 144.112606][ T373] bridge0: port 1(bridge_slave_0) entered disabled state [ 144.120175][ T373] device bridge_slave_0 entered promiscuous mode [ 144.137960][ T373] bridge0: port 2(bridge_slave_1) entered blocking state [ 144.145502][ T373] bridge0: port 2(bridge_slave_1) entered disabled state [ 144.153175][ T373] device bridge_slave_1 entered promiscuous mode [ 144.180025][ T372] bridge0: port 1(bridge_slave_0) entered blocking state [ 144.187074][ T372] bridge0: port 1(bridge_slave_0) entered disabled state [ 144.194476][ T372] device bridge_slave_0 entered promiscuous mode [ 144.211191][ T372] bridge0: port 2(bridge_slave_1) entered blocking state [ 144.218242][ T372] bridge0: port 2(bridge_slave_1) entered disabled state [ 144.225901][ T372] device bridge_slave_1 entered promiscuous mode [ 144.368444][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 144.375969][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 144.408498][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 144.417084][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 144.425403][ T312] bridge0: port 1(bridge_slave_0) entered blocking state [ 144.432441][ T312] bridge0: port 1(bridge_slave_0) entered forwarding state [ 144.440356][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 144.454630][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 144.463496][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 144.471871][ T312] bridge0: port 2(bridge_slave_1) entered blocking state [ 144.478975][ T312] bridge0: port 2(bridge_slave_1) entered forwarding state [ 144.502230][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 144.510731][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 144.518657][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 144.526983][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 144.574488][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 144.582567][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 144.591166][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 144.598883][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 144.609213][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 144.617733][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 144.626336][ T312] bridge0: port 1(bridge_slave_0) entered blocking state [ 144.633394][ T312] bridge0: port 1(bridge_slave_0) entered forwarding state [ 144.652377][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 144.660072][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 144.668468][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 144.677009][ T312] bridge0: port 1(bridge_slave_0) entered blocking state [ 144.684065][ T312] bridge0: port 1(bridge_slave_0) entered forwarding state [ 144.691517][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 144.700035][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 144.708092][ T312] bridge0: port 2(bridge_slave_1) entered blocking state [ 144.715118][ T312] bridge0: port 2(bridge_slave_1) entered forwarding state [ 144.722475][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 144.738468][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 144.747139][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 144.755379][ T312] bridge0: port 2(bridge_slave_1) entered blocking state [ 144.762405][ T312] bridge0: port 2(bridge_slave_1) entered forwarding state [ 144.778486][ T368] device veth0_vlan entered promiscuous mode [ 144.798804][ T365] device veth0_vlan entered promiscuous mode [ 144.806177][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 144.814899][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 144.823014][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 144.830568][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 144.838006][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 144.846013][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 144.853961][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 144.862372][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 144.870880][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 144.878963][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 144.887159][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 144.895404][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 144.902914][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 144.911204][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 144.919710][ T312] bridge0: port 1(bridge_slave_0) entered blocking state [ 144.926767][ T312] bridge0: port 1(bridge_slave_0) entered forwarding state [ 144.934321][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 144.942677][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 144.950816][ T312] bridge0: port 2(bridge_slave_1) entered blocking state [ 144.957856][ T312] bridge0: port 2(bridge_slave_1) entered forwarding state [ 144.965432][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 144.972958][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 144.980983][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 144.997962][ T368] device veth1_macvtap entered promiscuous mode [ 145.006929][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 145.015657][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 145.023672][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 145.031256][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 145.039564][ T312] bridge0: port 1(bridge_slave_0) entered blocking state [ 145.046827][ T312] bridge0: port 1(bridge_slave_0) entered forwarding state [ 145.054323][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 145.062462][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 145.070616][ T312] bridge0: port 2(bridge_slave_1) entered blocking state [ 145.077682][ T312] bridge0: port 2(bridge_slave_1) entered forwarding state [ 145.085119][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 145.100863][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 145.124213][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 145.132744][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 145.141997][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 145.150552][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 145.158834][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 145.183067][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 145.191319][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 145.199618][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 145.208052][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 145.216850][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 145.225572][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 145.234232][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 145.242362][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 145.250462][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 145.258416][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 145.269283][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 145.277200][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 145.292400][ T371] device veth0_vlan entered promiscuous mode [ 145.299672][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 145.311853][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 145.320621][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 145.328827][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 145.337260][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 145.346515][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 145.356503][ T373] device veth0_vlan entered promiscuous mode [ 145.364841][ T365] device veth1_macvtap entered promiscuous mode [ 145.381544][ T372] device veth0_vlan entered promiscuous mode [ 145.394123][ T372] device veth1_macvtap entered promiscuous mode [ 145.418031][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 145.435819][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 145.450610][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 145.458716][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 145.467396][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 145.476060][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 145.484170][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 145.492854][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 145.504076][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 145.513048][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 145.520963][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 145.529477][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 145.537868][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 145.546310][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 145.554854][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 145.562586][ T419] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 245.599035][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 245.606108][ C0] (detected by 0, t=10002 jiffies, g=1341, q=475) [ 245.612613][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10002 (4294961786-4294951784), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 245.626243][ C0] rcu: rcu_preempt kthread starved for 10002 jiffies! g1341 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 245.637481][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 245.647663][ C0] rcu: RCU grace-period kthread stack dump: [ 245.653551][ C0] task:rcu_preempt state:R running task stack:28720 pid: 14 ppid: 2 flags:0x00004000 [ 245.664433][ C0] Call Trace: [ 245.667892][ C0] [ 245.670833][ C0] __schedule+0xb6e/0x14c0 [ 245.675351][ C0] ? release_firmware_map_entry+0x190/0x190 [ 245.681430][ C0] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 245.687336][ C0] ? __mod_timer+0x7ae/0xb30 [ 245.691933][ C0] schedule+0x11e/0x1e0 [ 245.696095][ C0] schedule_timeout+0x12c/0x2e0 [ 245.701037][ C0] ? console_conditional_schedule+0x30/0x30 [ 245.706933][ C0] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 245.712396][ C0] ? update_process_times+0x200/0x200 [ 245.717784][ C0] ? prepare_to_swait_event+0x308/0x320 [ 245.723334][ C0] rcu_gp_fqs_loop+0x293/0xf60 [ 245.728101][ C0] ? debug_smp_processor_id+0x17/0x20 [ 245.733570][ C0] ? __note_gp_changes+0x4e2/0x9e0 [ 245.738691][ C0] ? rcu_gp_init+0xc00/0xc00 [ 245.743293][ C0] ? _raw_spin_unlock_irq+0x4e/0x70 [ 245.748498][ C0] ? rcu_gp_init+0x9a7/0xc00 [ 245.753092][ C0] rcu_gp_kthread+0x98/0x330 [ 245.757699][ C0] ? wake_nocb_gp+0x1d0/0x1d0 [ 245.762559][ C0] ? __kasan_check_read+0x11/0x20 [ 245.767588][ C0] ? __kthread_parkme+0xac/0x200 [ 245.772532][ C0] ? preempt_count_add+0x90/0x1b0 [ 245.777571][ C0] kthread+0x411/0x500 [ 245.781733][ C0] ? wake_nocb_gp+0x1d0/0x1d0 [ 245.786515][ C0] ? kthread_blkcg+0xd0/0xd0 [ 245.791114][ C0] ret_from_fork+0x1f/0x30 [ 245.795627][ C0] [ 245.798653][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 245.805076][ C0] Sending NMI from CPU 0 to CPUs 1: [ 245.810372][ C1] NMI backtrace for cpu 1 [ 245.810380][ C1] CPU: 1 PID: 432 Comm: syz.6.25 Not tainted syzkaller #0 [ 245.810395][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 245.810404][ C1] RIP: 0010:__sanitizer_cov_trace_cmp4+0x8/0x90 [ 245.810431][ C1] Code: 89 7c 02 10 4a 89 74 02 18 4a 89 44 02 20 48 ff c1 48 89 0a 5d c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 55 48 89 e5 48 8b 45 08 <65> 48 8b 0d 10 ad 99 7e 65 8b 15 11 ad 99 7e 81 e2 00 01 ff 00 74 [ 245.810443][ C1] RSP: 0018:ffffc90002ef7eb8 EFLAGS: 00000246 [ 245.810457][ C1] RAX: ffffffff81447769 RBX: ffff88812b08b9c0 RCX: ffff888112b1bb40 [ 245.810468][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001 [ 245.810477][ C1] RBP: ffffc90002ef7eb8 R08: 0000000000000000 R09: 0000000000000000 [ 245.810486][ C1] R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 [ 245.810495][ C1] R13: ffff88812196cb40 R14: 0000000000000001 R15: 0000000000000001 [ 245.810504][ C1] FS: 00007f5127e4e6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 245.810518][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 245.810529][ C1] CR2: 000020000006b000 CR3: 00000001219bf000 CR4: 00000000003506a0 [ 245.810544][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 245.810553][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 245.810562][ C1] Call Trace: [ 245.810567][ C1] [ 245.810572][ C1] __task_pid_nr_ns+0x179/0x280 [ 245.810586][ C1] __ia32_sys_getpid+0x1d/0x30 [ 245.810599][ C1] x64_sys_call+0x43b/0x9a0 [ 245.810613][ C1] do_syscall_64+0x4c/0xa0 [ 245.810629][ C1] ? clear_bhb_loop+0x50/0xa0 [ 245.810642][ C1] ? clear_bhb_loop+0x50/0xa0 [ 245.810654][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 245.810671][ C1] RIP: 0033:0x7f5127fd55e7 [ 245.810684][ C1] Code: 0b e9 68 fe ff ff 48 83 c4 18 48 8d 3d b2 62 d9 00 5b 5d 41 5c 41 5d 41 5e 41 5f e9 23 f8 fb ff 0f 1f 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 [ 245.810695][ C1] RSP: 002b:00007f5127e4db08 EFLAGS: 00000202 ORIG_RAX: 0000000000000027 [ 245.810709][ C1] RAX: ffffffffffffffda RBX: 00007f5127e4dc70 RCX: 00007f5127fd55e7 [ 245.810719][ C1] RDX: 00007f5127e4db40 RSI: 00007f5127e4dc70 RDI: 0000000000000021 [ 245.810729][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 245.810737][ C1] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 [ 245.810746][ C1] R13: 00007f5128235038 R14: 00007ffcdf1ce9b0 R15: 00007ffcdf1cea98 [ 245.810758][ C1] [ 246.061086][ C0] sched: RT throttling activated [ 428.699156][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 283s! [ 428.708170][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 283s! [ 428.717065][ C0] Showing busy workqueues and worker pools: [ 428.723069][ C0] workqueue events: flags=0x0 [ 428.727791][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=6/256 refcnt=7 [ 428.727928][ C0] pending: kfree_rcu_monitor, rht_deferred_worker, rht_deferred_worker, rht_deferred_worker, rht_deferred_worker, rht_deferred_worker [ 428.728016][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=4/256 refcnt=5 [ 428.728048][ C0] pending: vmstat_shepherd, psi_avgs_work, kfree_rcu_monitor, rht_deferred_worker [ 428.728113][ C0] workqueue events_long: flags=0x0 [ 428.772219][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 [ 428.772258][ C0] pending: br_multicast_gc_work, br_multicast_gc_work, br_multicast_gc_work [ 428.772300][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 [ 428.772331][ C0] pending: br_multicast_gc_work, br_multicast_gc_work, br_multicast_gc_work [ 428.772368][ C0] workqueue events_unbound: flags=0x2 [ 428.811696][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=3/512 refcnt=5 [ 428.811799][ C0] in-flight: 422:linkwatch_event [ 428.811830][ C0] pending: flush_memcg_stats_dwork, toggle_allocation_gate [ 428.811930][ C0] workqueue events_power_efficient: flags=0x80 [ 428.838430][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.838469][ C0] pending: neigh_periodic_work [ 428.838493][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=4/256 refcnt=5 [ 428.838524][ C0] pending: wg_ratelimiter_gc_entries, neigh_periodic_work, gc_worker, check_lifetime [ 428.838579][ C0] workqueue netns: flags=0xe000a [ 428.873963][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=4 [ 428.873994][ C0] in-flight: 8:cleanup_net [ 428.874018][ C0] inactive: cleanup_net [ 428.874035][ C0] workqueue mm_percpu_wq: flags=0x8 [ 428.895499][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.895534][ C0] pending: vmstat_update [ 428.895555][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.895586][ C0] pending: vmstat_update [ 428.895606][ C0] workqueue writeback: flags=0x4a [ 428.925232][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 428.925263][ C0] pending: wb_workfn [ 428.925284][ C0] workqueue kblockd: flags=0x18 [ 428.941789][ C0] pwq 3: cpus=1 node=0 flags=0x0 nice=-20 active=1/256 refcnt=2 [ 428.941833][ C0] in-flight: 43:blk_mq_timeout_work [ 428.942004][ C0] workqueue dm_bufio_cache: flags=0x8 [ 428.960915][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.960953][ C0] pending: work_fn [ 428.961026][ C0] workqueue mld: flags=0x40008 [ 428.977937][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=38 [ 428.977971][ C0] pending: mld_ifc_work [ 428.977992][ C0] inactive: 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_dad_work, mld_dad_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_dad_work, mld_dad_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_ifc_work, mld_ifc_work, mld_ifc_work [ 428.978672][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=40 [ 428.978704][ C0] pending: mld_ifc_work [ 428.978723][ C0] inactive: 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_ifc_work, mld_dad_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_dad_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_dad_work [ 429.101789][ C0] workqueue ipv6_addrconf: flags=0x40008 [ 429.107432][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=104 [ 429.107472][ C0] in-flight: 63:addrconf_dad_work [ 429.107562][ 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 [ 429.108110][ 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 [ 429.108598][ C0] , addrconf_dad_work [ 429.108612][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=131 [ 429.108643][ C0] in-flight: 6:addrconf_dad_work [ 429.108664][ 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 [ 429.109229][ 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 [ 429.109646][ 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_verify_work [ 429.537427][ C0] workqueue wg-kex-wg0: flags=0x6 [ 429.542673][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.542711][ C0] pending: wg_packet_handshake_send_worker [ 429.542739][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 429.561430][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.561476][ C0] pending: wg_packet_encrypt_worker [ 429.561505][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.561538][ C0] pending: wg_packet_encrypt_worker [ 429.561560][ C0] workqueue wg-kex-wg1: flags=0x6 [ 429.593539][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.593576][ C0] pending: wg_packet_handshake_send_worker [ 429.593665][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 429.612433][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.612481][ C0] pending: wg_packet_encrypt_worker [ 429.612509][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.612542][ C0] pending: wg_packet_encrypt_worker [ 429.612624][ C0] workqueue wg-kex-wg2: flags=0x6 [ 429.644873][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.644921][ C0] pending: wg_packet_handshake_send_worker [ 429.644950][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 429.663619][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.663655][ C0] pending: wg_packet_encrypt_worker [ 429.663679][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.663711][ C0] pending: wg_packet_encrypt_worker [ 429.663851][ C0] workqueue wg-kex-wg0: flags=0x6 [ 429.695528][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.695566][ C0] pending: wg_packet_handshake_send_worker [ 429.695589][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 429.714521][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.714557][ C0] pending: wg_packet_encrypt_worker [ 429.714588][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.714619][ C0] pending: wg_packet_encrypt_worker [ 429.714639][ C0] workqueue wg-kex-wg1: flags=0x6 [ 429.746103][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.746145][ C0] pending: wg_packet_handshake_send_worker [ 429.746167][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 429.764882][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.764918][ C0] pending: wg_packet_encrypt_worker [ 429.764939][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.764969][ C0] pending: wg_packet_encrypt_worker [ 429.764989][ C0] workqueue wg-kex-wg2: flags=0x6 [ 429.796535][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 429.796566][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 429.796600][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 429.818586][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.818631][ C0] pending: wg_packet_encrypt_worker [ 429.818658][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.818691][ C0] pending: wg_packet_encrypt_worker [ 429.818721][ C0] workqueue wg-kex-wg0: flags=0x6 [ 429.850725][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 429.850762][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 429.850800][ C0] workqueue wg-kex-wg1: flags=0x6 [ 429.872271][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 429.872306][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 429.872344][ C0] workqueue wg-kex-wg2: flags=0x6 [ 429.894457][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 429.894489][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 429.894524][ C0] pool 0: cpus=0 node=0 flags=0x0 nice=0 hung=284s workers=4 idle: 20 362 342 [ 429.894623][ C0] pool 2: cpus=1 node=0 flags=0x0 nice=0 hung=284s workers=3 idle: 42 26 [ 429.894665][ C0] pool 3: cpus=1 node=0 flags=0x0 nice=-20 hung=0s workers=2 idle: 27 [ 429.894699][ C0] pool 4: cpus=0-1 flags=0x4 nice=0 hung=283s workers=6 idle: 10 419 312 45