[ 12.671045][ T30] audit: type=1400 audit(1746383931.989:78): avc: denied { rlimitinh } for pid=216 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 12.676502][ T30] audit: type=1400 audit(1746383931.989:79): avc: denied { siginh } for pid=216 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 14.437825][ T219] sftp-server (219) used greatest stack depth: 22784 bytes left Warning: Permanently added '10.128.10.37' (ED25519) to the list of known hosts. 2025/05/04 18:39:00 ignoring optional flag "sandboxArg"="0" 2025/05/04 18:39:01 parsed 1 programs [ 22.151675][ T30] audit: type=1400 audit(1746383941.489:80): avc: denied { node_bind } for pid=272 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 23.084848][ T30] audit: type=1400 audit(1746383942.429:81): avc: denied { integrity } for pid=280 comm="syz-executor" lockdown_reason="debugfs access" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=lockdown permissive=1 [ 23.108843][ T30] audit: type=1400 audit(1746383942.449:82): avc: denied { mounton } for pid=280 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=1926 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 23.110154][ T280] cgroup: Unknown subsys name 'net' [ 23.131511][ T30] audit: type=1400 audit(1746383942.449:83): avc: denied { mount } for pid=280 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 [ 23.159141][ T280] cgroup: Unknown subsys name 'devices' [ 23.159192][ T30] audit: type=1400 audit(1746383942.489:84): avc: denied { unmount } for pid=280 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 23.426177][ T280] cgroup: Unknown subsys name 'hugetlb' [ 23.431792][ T280] cgroup: Unknown subsys name 'rlimit' [ 23.662360][ T30] audit: type=1400 audit(1746383942.999:85): avc: denied { setattr } for pid=280 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 [ 23.685610][ T30] audit: type=1400 audit(1746383942.999:86): avc: denied { create } for pid=280 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 23.703990][ T283] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 23.706381][ T30] audit: type=1400 audit(1746383942.999:87): avc: denied { write } for pid=280 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 23.734891][ T30] audit: type=1400 audit(1746383942.999:88): avc: denied { read } for pid=280 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 23.752795][ T280] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 23.755587][ T30] audit: type=1400 audit(1746383943.009:89): avc: denied { module_request } for pid=280 comm="syz-executor" kmod="netdev-wpan0" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 24.343111][ T291] request_module fs-gadgetfs succeeded, but still no fs? [ 24.506766][ T291] syz-executor (291) used greatest stack depth: 22688 bytes left [ 24.755550][ T322] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.762631][ T322] bridge0: port 1(bridge_slave_0) entered disabled state [ 24.778309][ T322] device bridge_slave_0 entered promiscuous mode [ 24.805078][ T322] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.812153][ T322] bridge0: port 2(bridge_slave_1) entered disabled state [ 24.820232][ T322] device bridge_slave_1 entered promiscuous mode [ 24.973399][ T322] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.980523][ T322] bridge0: port 2(bridge_slave_1) entered forwarding state [ 24.987887][ T322] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.994961][ T322] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.029032][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 25.037428][ T312] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.045486][ T312] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.067151][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 25.075849][ T312] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.082904][ T312] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.090815][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 25.101517][ T312] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.108610][ T312] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.116481][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 25.125080][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 25.139202][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 25.150806][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 25.159166][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 25.166855][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready 2025/05/04 18:39:04 executed programs: 0 [ 25.175409][ T322] device veth0_vlan entered promiscuous mode [ 25.185962][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 25.195144][ T322] device veth1_macvtap entered promiscuous mode [ 25.205360][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 25.215763][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 25.309141][ T322] syz-executor (322) used greatest stack depth: 20296 bytes left [ 25.472750][ T346] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.479958][ T346] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.487679][ T346] device bridge_slave_0 entered promiscuous mode [ 25.496516][ T346] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.503713][ T346] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.511170][ T346] device bridge_slave_1 entered promiscuous mode [ 25.566433][ T352] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.573637][ T352] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.581045][ T352] device bridge_slave_0 entered promiscuous mode [ 25.588181][ T352] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.595261][ T352] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.602717][ T352] device bridge_slave_1 entered promiscuous mode [ 25.612981][ T345] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.620223][ T345] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.628043][ T345] device bridge_slave_0 entered promiscuous mode [ 25.648940][ T345] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.656177][ T345] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.663783][ T345] device bridge_slave_1 entered promiscuous mode [ 25.701535][ T349] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.708809][ T349] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.716354][ T349] device bridge_slave_0 entered promiscuous mode [ 25.723320][ T349] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.730476][ T349] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.738074][ T349] device bridge_slave_1 entered promiscuous mode [ 25.780038][ T351] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.787285][ T351] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.795099][ T351] device bridge_slave_0 entered promiscuous mode [ 25.812873][ T351] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.820029][ T351] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.827500][ T351] device bridge_slave_1 entered promiscuous mode [ 26.015426][ T352] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.022470][ T352] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.029801][ T352] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.036853][ T352] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.051865][ T349] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.058969][ T349] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.066283][ T349] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.073317][ T349] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.090320][ T312] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.098222][ T312] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.105935][ T312] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.113124][ T312] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.121948][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 26.129438][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.137016][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 26.145628][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.154201][ T312] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.161240][ T312] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.169177][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 26.204871][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 26.213200][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.222696][ T312] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.229817][ T312] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.237711][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 26.245862][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 26.276610][ T346] device veth0_vlan entered promiscuous mode [ 26.285159][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 26.294434][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 26.302531][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 26.310506][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 26.318200][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 26.325788][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.333187][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.341456][ T312] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.348492][ T312] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.356029][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.364240][ T312] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.371269][ T312] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.400749][ T346] device veth1_macvtap entered promiscuous mode [ 26.412032][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.421106][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 26.429622][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 26.438165][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 26.473413][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 26.485240][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 26.493083][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.500850][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.509295][ T312] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.516455][ T312] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.524446][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.532603][ T312] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.539768][ T312] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.547397][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 26.555759][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 26.564014][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 26.572964][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 26.591081][ T352] device veth0_vlan entered promiscuous mode [ 26.602297][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 26.610957][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.619400][ T312] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.626570][ T312] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.635742][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 26.644290][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 26.652762][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 26.661058][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 26.669409][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 26.678296][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.686777][ T312] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.693936][ T312] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.701529][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 26.709356][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 26.716897][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 26.745054][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 26.752762][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.760713][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 26.771156][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 26.782246][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 26.790856][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 26.800014][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 26.815995][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 26.831402][ T352] device veth1_macvtap entered promiscuous mode [ 26.874573][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 26.889092][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 26.898533][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 26.907393][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 26.916973][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 26.925837][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 26.934580][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 26.943008][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 26.952046][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.961861][ T312] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.968959][ T312] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.976487][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 26.985931][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.994181][ T312] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.001216][ T312] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.010738][ T351] device veth0_vlan entered promiscuous mode [ 27.027524][ T345] device veth0_vlan entered promiscuous mode [ 27.068728][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 27.077533][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 27.088106][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 27.096681][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 27.105320][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 27.113453][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 27.122227][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 27.131492][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 27.139916][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 27.150459][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 27.168038][ T351] device veth1_macvtap entered promiscuous mode [ 127.193492][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 127.200552][ C1] (detected by 1, t=10002 jiffies, g=1513, q=484) [ 127.207072][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10003 (4294949936-4294939933), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 127.220467][ C1] rcu: rcu_preempt kthread starved for 10004 jiffies! g1513 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 127.231746][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 127.241730][ C1] rcu: RCU grace-period kthread stack dump: [ 127.247643][ C1] task:rcu_preempt state:R running task stack:28752 pid: 14 ppid: 2 flags:0x00004000 [ 127.258563][ C1] Call Trace: [ 127.261861][ C1] [ 127.264804][ C1] __schedule+0xb6e/0x14c0 [ 127.269351][ C1] ? release_firmware_map_entry+0x190/0x190 [ 127.275280][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 127.281112][ C1] ? __mod_timer+0x7ae/0xb30 [ 127.285728][ C1] schedule+0x11e/0x1e0 [ 127.290027][ C1] schedule_timeout+0x12c/0x2e0 [ 127.294987][ C1] ? console_conditional_schedule+0x30/0x30 [ 127.300993][ C1] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 127.307000][ C1] ? update_process_times+0x200/0x200 [ 127.312399][ C1] ? prepare_to_swait_event+0x308/0x320 [ 127.317967][ C1] rcu_gp_fqs_loop+0x293/0xf60 [ 127.322756][ C1] ? debug_smp_processor_id+0x17/0x20 [ 127.328220][ C1] ? __note_gp_changes+0x4e2/0x9e0 [ 127.333352][ C1] ? rcu_gp_init+0xc00/0xc00 [ 127.337958][ C1] ? _raw_spin_unlock_irq+0x4e/0x70 [ 127.343177][ C1] ? rcu_gp_init+0x9a7/0xc00 [ 127.347795][ C1] rcu_gp_kthread+0x98/0x330 [ 127.352411][ C1] ? wake_nocb_gp+0x1d0/0x1d0 [ 127.357155][ C1] ? __kasan_check_read+0x11/0x20 [ 127.362228][ C1] ? __kthread_parkme+0xac/0x200 [ 127.367280][ C1] ? preempt_count_add+0x90/0x1b0 [ 127.372388][ C1] kthread+0x411/0x500 [ 127.376492][ C1] ? wake_nocb_gp+0x1d0/0x1d0 [ 127.381289][ C1] ? kthread_blkcg+0xd0/0xd0 [ 127.386088][ C1] ret_from_fork+0x1f/0x30 [ 127.390528][ C1] [ 127.393556][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 127.399886][ C1] Sending NMI from CPU 1 to CPUs 0: [ 127.405252][ C0] NMI backtrace for cpu 0 [ 127.405275][ C0] CPU: 0 PID: 386 Comm: syz.1.26 Not tainted 5.15.180-syzkaller-00024-g88c4075c39ed #0 [ 127.405295][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 127.405308][ C0] RIP: 0010:dequeue_signal+0xbc/0x440 [ 127.405336][ C0] Code: 8d 4d cf 4c 89 ee 48 89 da e8 a0 03 00 00 4d 89 fd 41 89 c7 bf 0e 00 00 00 89 c6 e8 7e 61 28 00 41 83 ff 0e 0f 84 66 01 00 00 1f e6 ff ff 31 ff 44 89 fe e8 65 61 28 00 45 85 ff 0f 84 d7 00 [ 127.405350][ C0] RSP: 0018:ffffc90001127b50 EFLAGS: 00000012 [ 127.405366][ C0] RAX: ffffffff814040b2 RBX: ffffc90001127e00 RCX: ffff88811451a780 [ 127.405379][ C0] RDX: 0000000000000000 RSI: 0000000000000021 RDI: 000000000000000e [ 127.405389][ C0] RBP: ffffc90001127ba0 R08: dffffc0000000000 R09: fffff52000224fc6 [ 127.405402][ C0] R10: fffff52000224fc6 R11: 1ffff92000224fc0 R12: 1ffff110228a35f7 [ 127.405414][ C0] R13: ffff88811451afb8 R14: ffff88811451a780 R15: 0000000000000021 [ 127.405426][ C0] FS: 00007f7f877346c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 127.405441][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.405453][ C0] CR2: 000020000006b000 CR3: 000000012e6ef000 CR4: 00000000003506b0 [ 127.405467][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 127.405477][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 127.405487][ C0] Call Trace: [ 127.405493][ C0] [ 127.405502][ C0] get_signal+0x696/0x1480 [ 127.405523][ C0] arch_do_signal_or_restart+0xc1/0x10f0 [ 127.405543][ C0] ? load_gs_index+0xb0/0xb0 [ 127.405558][ C0] ? get_sigframe_size+0x10/0x10 [ 127.405575][ C0] ? sysvec_apic_timer_interrupt+0x64/0xc0 [ 127.405594][ C0] exit_to_user_mode_loop+0xa7/0xe0 [ 127.405611][ C0] exit_to_user_mode_prepare+0x5a/0xa0 [ 127.405625][ C0] syscall_exit_to_user_mode+0x1a/0x30 [ 127.405642][ C0] do_syscall_64+0x58/0xa0 [ 127.405660][ C0] ? clear_bhb_loop+0x35/0x90 [ 127.405675][ C0] ? clear_bhb_loop+0x35/0x90 [ 127.405689][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 127.405709][ C0] RIP: 0033:0x7f7f87cc3967 [ 127.405724][ C0] 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 [ 127.405737][ C0] RSP: 002b:00007f7f877340e8 EFLAGS: 00000246 [ 127.405749][ C0] RAX: 00000000000000ca RBX: 00007f7f87eeafa8 RCX: 00007f7f87cc3969 [ 127.405761][ C0] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f7f87eeafa8 [ 127.405771][ C0] RBP: 00007f7f87eeafa0 R08: 0000000000000000 R09: 0000000000000000 [ 127.405781][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7f87eeafac [ 127.405791][ C0] R13: 0000000000000000 R14: 00007ffd21af6a80 R15: 00007ffd21af6b68 [ 127.405804][ C0] [ 285.443678][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 258s! [ 285.452639][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 258s! [ 285.461572][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=-20 stuck for 255s! [ 285.470666][ C0] Showing busy workqueues and worker pools: [ 285.476599][ C0] workqueue events: flags=0x0 [ 285.481284][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 285.481336][ C0] pending: kfree_rcu_monitor, regulator_init_complete_work_function [ 285.481391][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 [ 285.481430][ C0] pending: vmstat_shepherd, psi_avgs_work, kfree_rcu_monitor [ 285.481510][ C0] workqueue events_unbound: flags=0x2 [ 285.518830][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=3/512 refcnt=5 [ 285.518875][ C0] in-flight: 312:linkwatch_event [ 285.518994][ C0] pending: toggle_allocation_gate, flush_memcg_stats_dwork [ 285.519042][ C0] workqueue events_power_efficient: flags=0x80 [ 285.545355][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 285.545410][ C0] pending: wg_ratelimiter_gc_entries, reg_check_chans_work [ 285.545466][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=4/256 refcnt=5 [ 285.545507][ C0] pending: neigh_periodic_work, neigh_periodic_work, gc_worker, check_lifetime [ 285.545579][ C0] workqueue netns: flags=0xe000a [ 285.583224][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=3 [ 285.583268][ C0] in-flight: 8:cleanup_net [ 285.583306][ C0] workqueue mm_percpu_wq: flags=0x8 [ 285.600483][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.600530][ C0] pending: vmstat_update [ 285.600560][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.600598][ C0] pending: vmstat_update [ 285.600626][ C0] workqueue writeback: flags=0x4a [ 285.630252][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 285.630299][ C0] pending: wb_workfn [ 285.630333][ C0] workqueue kblockd: flags=0x18 [ 285.646712][ C0] pwq 3: cpus=1 node=0 flags=0x0 nice=-20 active=1/256 refcnt=2 [ 285.646837][ C0] pending: blk_mq_timeout_work [ 285.646929][ C0] workqueue dm_bufio_cache: flags=0x8 [ 285.665361][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.665418][ C0] pending: work_fn [ 285.665525][ C0] workqueue mld: flags=0x40008 [ 285.682005][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=46 [ 285.682052][ C0] pending: mld_ifc_work [ 285.682077][ C0] inactive: 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_dad_work, mld_dad_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_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_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_ifc_work [ 285.682569][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=40 [ 285.682606][ C0] pending: mld_ifc_work [ 285.682628][ 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_ifc_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_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_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 [ 285.683103][ C0] workqueue ipv6_addrconf: flags=0x40008 [ 285.819504][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=101 [ 285.819556][ C0] in-flight: 26:addrconf_dad_work [ 285.819593][ 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 [ 285.820234][ 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 [ 285.820858][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=103 [ 285.820896][ C0] in-flight: 6:addrconf_dad_work [ 285.820923][ 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 [ 285.821569][ 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_verify_work [ 285.822395][ C0] workqueue wg-kex-wg0: flags=0x6 [ 286.195750][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 286.195801][ C0] pending: wg_packet_handshake_send_worker [ 286.195837][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 286.214494][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.214544][ C0] pending: wg_packet_encrypt_worker [ 286.214576][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.214622][ C0] pending: wg_packet_encrypt_worker [ 286.214649][ C0] workqueue wg-kex-wg1: flags=0x6 [ 286.246041][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 286.246089][ C0] pending: wg_packet_handshake_send_worker [ 286.246121][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 286.264778][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.264826][ C0] pending: wg_packet_encrypt_worker [ 286.264858][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.264896][ C0] pending: wg_packet_encrypt_worker [ 286.264922][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 286.296663][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.296714][ C0] pending: wg_packet_encrypt_worker [ 286.296744][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.296783][ C0] pending: wg_packet_encrypt_worker [ 286.296895][ C0] workqueue wg-kex-wg0: flags=0x6 [ 286.328310][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 286.328359][ C0] pending: wg_packet_handshake_send_worker [ 286.328392][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 286.347057][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.347109][ C0] pending: wg_packet_encrypt_worker [ 286.347140][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.347180][ C0] pending: wg_packet_encrypt_worker [ 286.347206][ C0] workqueue wg-kex-wg1: flags=0x6 [ 286.378615][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 286.378661][ C0] pending: wg_packet_handshake_send_worker [ 286.378696][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 286.397520][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.397571][ C0] pending: wg_packet_encrypt_worker [ 286.397609][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.397648][ C0] pending: wg_packet_encrypt_worker [ 286.397675][ C0] workqueue wg-kex-wg2: flags=0x6 [ 286.429180][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 286.429237][ C0] pending: wg_packet_handshake_send_worker [ 286.429271][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 286.448019][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.448071][ C0] pending: wg_packet_encrypt_worker [ 286.448103][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.448146][ C0] pending: wg_packet_encrypt_worker [ 286.448172][ C0] workqueue wg-kex-wg0: flags=0x6 [ 286.479754][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 286.479821][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 286.479871][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 286.501642][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.501692][ C0] pending: wg_packet_encrypt_worker [ 286.501724][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.501764][ C0] pending: wg_packet_encrypt_worker [ 286.501789][ C0] workqueue wg-kex-wg1: flags=0x6 [ 286.533201][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 286.533248][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 286.533298][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 286.555227][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.555288][ C0] pending: wg_packet_encrypt_worker [ 286.555320][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.555361][ C0] pending: wg_packet_encrypt_worker [ 286.555387][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 286.587045][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.587096][ C0] pending: wg_packet_encrypt_worker [ 286.587126][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.587165][ C0] pending: wg_packet_encrypt_worker [ 286.587350][ C0] workqueue wg-kex-wg0: flags=0x6 [ 286.618742][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 286.618788][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 286.618841][ C0] workqueue wg-kex-wg1: flags=0x6 [ 286.640107][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 286.640159][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 286.640210][ C0] pool 0: cpus=0 node=0 flags=0x0 nice=0 hung=259s workers=4 idle: 340 20 369 [ 286.640336][ C0] pool 2: cpus=1 node=0 flags=0x0 nice=0 hung=259s workers=4 idle: 39 368 63 [ 286.640467][ C0] pool 4: cpus=0-1 flags=0x4 nice=0 hung=259s workers=6 idle: 10 45 376 305