Warning: Permanently added '10.128.0.93' (ED25519) to the list of known hosts. 2026/04/26 05:55:19 parsed 1 programs [ 143.976204][ T28] audit: type=1400 audit(1777182919.244:64): avc: denied { node_bind } for pid=283 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 143.997159][ T28] audit: type=1400 audit(1777182919.244:65): avc: denied { module_request } for pid=283 comm="syz-execprog" kmod="net-pf-2-proto-262-type-1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 144.797102][ T28] audit: type=1400 audit(1777182920.064:66): 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 [ 144.798128][ T289] cgroup: Unknown subsys name 'net' [ 144.819858][ T28] audit: type=1400 audit(1777182920.064:67): 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 [ 144.847313][ T28] audit: type=1400 audit(1777182920.104:68): 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 [ 144.847499][ T289] cgroup: Unknown subsys name 'devices' [ 144.992003][ T289] cgroup: Unknown subsys name 'hugetlb' [ 144.997630][ T289] cgroup: Unknown subsys name 'rlimit' [ 145.135067][ T28] audit: type=1400 audit(1777182920.404:69): avc: denied { setattr } for pid=289 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=258 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 145.158363][ T28] audit: type=1400 audit(1777182920.404:70): 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 [ 145.179016][ T28] audit: type=1400 audit(1777182920.404:71): 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 [ 145.187941][ T293] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 145.199569][ T28] audit: type=1400 audit(1777182920.404:72): 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 Setting up swapspace version 1, size = 127995904 bytes [ 145.228439][ T28] audit: type=1400 audit(1777182920.404:73): 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 [ 145.286547][ T289] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 146.111207][ T300] request_module fs-gadgetfs succeeded, but still no fs? [ 146.679346][ T329] bridge0: port 1(bridge_slave_0) entered blocking state [ 146.686468][ T329] bridge0: port 1(bridge_slave_0) entered disabled state [ 146.694304][ T329] device bridge_slave_0 entered promiscuous mode [ 146.702569][ T329] bridge0: port 2(bridge_slave_1) entered blocking state [ 146.709650][ T329] bridge0: port 2(bridge_slave_1) entered disabled state [ 146.717269][ T329] device bridge_slave_1 entered promiscuous mode [ 146.806749][ T329] bridge0: port 2(bridge_slave_1) entered blocking state [ 146.813892][ T329] bridge0: port 2(bridge_slave_1) entered forwarding state [ 146.821238][ T329] bridge0: port 1(bridge_slave_0) entered blocking state [ 146.828290][ T329] bridge0: port 1(bridge_slave_0) entered forwarding state [ 146.859045][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 146.867606][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 146.876898][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 146.901038][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 146.909540][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 146.916646][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 146.924760][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 146.933949][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 146.941075][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 146.948776][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 146.956970][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 146.972699][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 146.984539][ T329] device veth0_vlan entered promiscuous mode [ 146.992366][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 147.000601][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 147.008077][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 147.018493][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 147.027662][ T329] device veth1_macvtap entered promiscuous mode [ 147.037507][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready 2026/04/26 05:55:22 executed programs: 0 [ 147.047672][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 147.110907][ T329] syz-executor (329) used greatest stack depth: 22016 bytes left [ 147.210081][ T359] bridge0: port 1(bridge_slave_0) entered blocking state [ 147.218891][ T359] bridge0: port 1(bridge_slave_0) entered disabled state [ 147.226394][ T359] device bridge_slave_0 entered promiscuous mode [ 147.254163][ T359] bridge0: port 2(bridge_slave_1) entered blocking state [ 147.261419][ T359] bridge0: port 2(bridge_slave_1) entered disabled state [ 147.268773][ T359] device bridge_slave_1 entered promiscuous mode [ 147.290902][ T362] bridge0: port 1(bridge_slave_0) entered blocking state [ 147.297994][ T362] bridge0: port 1(bridge_slave_0) entered disabled state [ 147.305654][ T362] device bridge_slave_0 entered promiscuous mode [ 147.340544][ T362] bridge0: port 2(bridge_slave_1) entered blocking state [ 147.347627][ T362] bridge0: port 2(bridge_slave_1) entered disabled state [ 147.355262][ T362] device bridge_slave_1 entered promiscuous mode [ 147.475626][ T366] bridge0: port 1(bridge_slave_0) entered blocking state [ 147.482947][ T366] bridge0: port 1(bridge_slave_0) entered disabled state [ 147.490593][ T366] device bridge_slave_0 entered promiscuous mode [ 147.497842][ T366] bridge0: port 2(bridge_slave_1) entered blocking state [ 147.504986][ T366] bridge0: port 2(bridge_slave_1) entered disabled state [ 147.512555][ T366] device bridge_slave_1 entered promiscuous mode [ 147.543171][ T369] bridge0: port 1(bridge_slave_0) entered blocking state [ 147.550426][ T369] bridge0: port 1(bridge_slave_0) entered disabled state [ 147.557912][ T369] device bridge_slave_0 entered promiscuous mode [ 147.584705][ T369] bridge0: port 2(bridge_slave_1) entered blocking state [ 147.592111][ T369] bridge0: port 2(bridge_slave_1) entered disabled state [ 147.599624][ T369] device bridge_slave_1 entered promiscuous mode [ 147.631231][ T370] bridge0: port 1(bridge_slave_0) entered blocking state [ 147.638492][ T370] bridge0: port 1(bridge_slave_0) entered disabled state [ 147.646064][ T370] device bridge_slave_0 entered promiscuous mode [ 147.655023][ T370] bridge0: port 2(bridge_slave_1) entered blocking state [ 147.662214][ T370] bridge0: port 2(bridge_slave_1) entered disabled state [ 147.669832][ T370] device bridge_slave_1 entered promiscuous mode [ 147.696973][ T362] bridge0: port 2(bridge_slave_1) entered blocking state [ 147.704052][ T362] bridge0: port 2(bridge_slave_1) entered forwarding state [ 147.711354][ T362] bridge0: port 1(bridge_slave_0) entered blocking state [ 147.718382][ T362] bridge0: port 1(bridge_slave_0) entered forwarding state [ 147.875179][ T366] bridge0: port 2(bridge_slave_1) entered blocking state [ 147.882281][ T366] bridge0: port 2(bridge_slave_1) entered forwarding state [ 147.889741][ T366] bridge0: port 1(bridge_slave_0) entered blocking state [ 147.897064][ T366] bridge0: port 1(bridge_slave_0) entered forwarding state [ 147.921258][ T370] bridge0: port 2(bridge_slave_1) entered blocking state [ 147.928424][ T370] bridge0: port 2(bridge_slave_1) entered forwarding state [ 147.935725][ T370] bridge0: port 1(bridge_slave_0) entered blocking state [ 147.942857][ T370] bridge0: port 1(bridge_slave_0) entered forwarding state [ 147.960289][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 147.968376][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 147.976120][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 147.984529][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 147.992267][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 147.999881][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 148.007445][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 148.015267][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 148.023539][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 148.030960][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 148.039193][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 148.047413][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 148.054497][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 148.061950][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 148.070569][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 148.078992][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 148.086134][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 148.093743][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 148.129117][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 148.137810][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 148.144952][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 148.152886][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 148.161729][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 148.168752][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 148.176212][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 148.184359][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 148.192592][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 148.201035][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 148.228268][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 148.248419][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 148.257242][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 148.269168][ T359] device veth0_vlan entered promiscuous mode [ 148.285882][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 148.294159][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 148.302575][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 148.310651][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 148.318057][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 148.326644][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 148.334970][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 148.342024][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 148.349440][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 148.357840][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 148.366087][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 148.373147][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 148.380685][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 148.388537][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 148.397085][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 148.404782][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 148.412257][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 148.419810][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 148.427395][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 148.442548][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 148.450735][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 148.458797][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 148.467109][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 148.476819][ T362] device veth0_vlan entered promiscuous mode [ 148.485599][ T359] device veth1_macvtap entered promiscuous mode [ 148.494201][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 148.501974][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 148.510045][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 148.518426][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 148.526557][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 148.549030][ T362] device veth1_macvtap entered promiscuous mode [ 148.556492][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 148.565210][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 148.573490][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 148.580535][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 148.587905][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 148.595467][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 148.602843][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 148.611286][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 148.619371][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 148.626430][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 148.633811][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 148.642201][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 148.650648][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 148.657945][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 148.665594][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 148.673914][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 148.682615][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 148.694187][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 148.702656][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 148.711124][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 148.718173][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 148.750442][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 148.758862][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 148.767630][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 148.775951][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 148.784560][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 148.793311][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 148.801925][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 148.809933][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 148.818185][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 148.826421][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 148.834577][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 148.842818][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 148.850903][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 148.858995][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 148.877389][ T366] device veth0_vlan entered promiscuous mode [ 148.891495][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 148.900589][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 148.908973][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 148.917713][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 148.926449][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 148.934672][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 148.942830][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 148.950668][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 148.981373][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 148.994764][ T366] device veth1_macvtap entered promiscuous mode [ 149.006947][ T370] device veth0_vlan entered promiscuous mode [ 149.024642][ T369] device veth0_vlan entered promiscuous mode [ 149.038066][ T369] device veth1_macvtap entered promiscuous mode [ 255.600051][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 255.607126][ C1] (detected by 1, t=10002 jiffies, g=1469, q=387 ncpus=2) [ 255.614339][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10002 (4294962769-4294952767), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 255.627708][ C1] rcu: rcu_preempt kthread starved for 10002 jiffies! g1469 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 255.638847][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 255.649006][ C1] rcu: RCU grace-period kthread stack dump: [ 255.654911][ C1] task:rcu_preempt state:R running task stack:28352 pid:14 ppid:2 flags:0x00004000 [ 255.665710][ C1] Call Trace: [ 255.669013][ C1] [ 255.671958][ C1] __schedule+0xba6/0x1500 [ 255.676391][ C1] ? release_firmware_map_entry+0x190/0x190 [ 255.682345][ C1] schedule+0xbd/0x170 [ 255.686439][ C1] schedule_timeout+0x159/0x340 [ 255.691300][ C1] ? __cfi_schedule_timeout+0x10/0x10 [ 255.696684][ C1] ? __cfi_process_timeout+0x10/0x10 [ 255.701985][ C1] ? prepare_to_swait_event+0x308/0x320 [ 255.707542][ C1] rcu_gp_fqs_loop+0x2e9/0x10c0 [ 255.712401][ C1] ? _raw_spin_unlock_irq+0x4d/0x70 [ 255.717612][ C1] ? rcu_gp_init+0xf30/0xf30 [ 255.722211][ C1] rcu_gp_kthread+0x99/0x390 [ 255.726820][ C1] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 255.732053][ C1] ? __kasan_check_read+0x11/0x20 [ 255.737226][ C1] ? __kthread_parkme+0x142/0x180 [ 255.742272][ C1] kthread+0x281/0x320 [ 255.746352][ C1] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 255.751571][ C1] ? __cfi_kthread+0x10/0x10 [ 255.756173][ C1] ret_from_fork+0x1f/0x30 [ 255.760603][ C1] [ 255.763635][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 255.769960][ C1] CPU: 1 PID: 390 Comm: syz.6.20 Not tainted syzkaller #0 [ 255.777147][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 255.787212][ C1] RIP: 0010:_raw_spin_unlock_irq+0x48/0x70 [ 255.793565][ C1] Code: 74 12 48 89 fb 48 c7 c7 c0 d4 0d 87 e8 d1 06 b5 fc 48 89 df 48 83 3d 36 cc 0b 02 00 74 26 e8 13 0d 00 00 90 fb bf 01 00 00 00 53 9c 4a fc 65 8b 05 24 65 00 7b 85 c0 74 03 5b 5d c3 e8 24 74 [ 255.813206][ C1] RSP: 0018:ffffc90000b07bb0 EFLAGS: 00000246 [ 255.819299][ C1] RAX: 0000000000000001 RBX: 0000000000000021 RCX: dffffc0000000000 [ 255.827410][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 255.835478][ C1] RBP: ffffc90000b07bb8 R08: ffffc90000b07dff R09: 1ffff92000160fbf [ 255.843459][ C1] R10: dffffc0000000000 R11: fffff52000160fc0 R12: dffffc0000000000 [ 255.851439][ C1] R13: 1ffff11022010da4 R14: 000000001c000004 R15: ffff888110086d20 [ 255.859425][ C1] FS: 00007f870e2ab6c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 255.868382][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 255.874990][ C1] CR2: 000020000006b000 CR3: 000000010d898000 CR4: 00000000003506a0 [ 255.883061][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 255.891044][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 255.899039][ C1] Call Trace: [ 255.902338][ C1] [ 255.905303][ C1] get_signal+0x12a4/0x1520 [ 255.909845][ C1] arch_do_signal_or_restart+0xd1/0x1140 [ 255.915495][ C1] ? __cfi___x64_sys_rt_sigreturn+0x10/0x10 [ 255.921408][ C1] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 255.927576][ C1] exit_to_user_mode_loop+0x7a/0xb0 [ 255.932799][ C1] exit_to_user_mode_prepare+0x87/0xd0 [ 255.938283][ C1] syscall_exit_to_user_mode+0x1a/0x30 [ 255.943843][ C1] do_syscall_64+0x58/0xa0 [ 255.948272][ C1] ? clear_bhb_loop+0x30/0x80 [ 255.952971][ C1] ? clear_bhb_loop+0x30/0x80 [ 255.957660][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 255.963656][ C1] RIP: 0033:0x7f870d39cdd7 [ 255.968091][ C1] Code: 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 [ 255.987793][ C1] RSP: 002b:00007f870e2ab0e8 EFLAGS: 00000246 [ 255.993972][ C1] RAX: 00000000000000ca RBX: 00007f870d615fa8 RCX: 00007f870d39cdd9 [ 256.001953][ C1] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f870d615fa8 [ 256.009937][ C1] RBP: 00007f870d615fa0 R08: 0000000000000000 R09: 0000000000000000 [ 256.018003][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 256.026080][ C1] R13: 00007f870d616038 R14: 00007ffe34f9f640 R15: 00007ffe34f9f728 [ 256.034152][ C1] [ 428.870238][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 279s! [ 428.879201][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 273s! [ 428.888107][ C0] Showing busy workqueues and worker pools: [ 428.894017][ C0] workqueue events: flags=0x0 [ 428.898704][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=6/256 refcnt=7 [ 428.898742][ C0] pending: psi_avgs_work, kfree_rcu_monitor, rht_deferred_worker, rht_deferred_worker, rht_deferred_worker, rht_deferred_worker [ 428.898845][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=4/256 refcnt=5 [ 428.898998][ C0] pending: vmstat_shepherd, kfree_rcu_monitor, rht_deferred_worker, rht_deferred_worker [ 428.899066][ C0] workqueue events_long: flags=0x0 [ 428.943507][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=4/256 refcnt=5 [ 428.943558][ C0] pending: br_multicast_gc_work, br_multicast_gc_work, br_multicast_gc_work, br_multicast_gc_work [ 428.943621][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 428.943657][ C0] pending: br_multicast_gc_work, br_multicast_gc_work [ 428.943688][ C0] workqueue events_unbound: flags=0x2 [ 428.982751][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=3/512 refcnt=5 [ 428.982793][ C0] in-flight: 10:linkwatch_event [ 428.982826][ C0] pending: toggle_allocation_gate, flush_memcg_stats_dwork [ 428.982972][ C0] workqueue events_power_efficient: flags=0x80 [ 429.009108][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=4/256 refcnt=5 [ 429.009153][ C0] pending: neigh_managed_work, neigh_managed_work, neigh_periodic_work, neigh_periodic_work [ 429.009232][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 [ 429.009267][ C0] pending: wg_ratelimiter_gc_entries, gc_worker, check_lifetime [ 429.009318][ C0] workqueue netns: flags=0xe000a [ 429.048497][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=3 [ 429.048537][ C0] in-flight: 267:cleanup_net [ 429.048638][ C0] workqueue mm_percpu_wq: flags=0x8 [ 429.065845][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.065884][ C0] pending: vmstat_update [ 429.065912][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.065946][ C0] pending: vmstat_update [ 429.065973][ C0] workqueue writeback: flags=0x4a [ 429.095699][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.095740][ C0] pending: wb_workfn [ 429.095769][ C0] workqueue kblockd: flags=0x18 [ 429.112084][ C0] pwq 1: cpus=0 node=0 flags=0x0 nice=-20 active=1/256 refcnt=2 [ 429.112178][ C0] pending: blk_mq_timeout_work [ 429.112355][ C0] workqueue dm_bufio_cache: flags=0x8 [ 429.130767][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.130815][ C0] pending: work_fn [ 429.130938][ C0] workqueue mld: flags=0x40008 [ 429.147598][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=49 [ 429.147647][ C0] in-flight: 24:mld_dad_work [ 429.147687][ 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_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_dad_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_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_ifc_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_ifc_work [ 429.148941][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=42 [ 429.148976][ C0] pending: mld_ifc_work [ 429.149002][ C0] inactive: 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_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_dad_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_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work [ 429.288205][ C0] workqueue ipv6_addrconf: flags=0x40008 [ 429.293867][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=106 [ 429.293909][ C0] pending: addrconf_dad_work [ 429.293943][ 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 [ 429.294875][ 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 [ 429.295790][ C0] , addrconf_verify_work, addrconf_verify_work, addrconf_verify_work [ 429.295836][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=121 [ 429.295868][ C0] in-flight: 363:addrconf_dad_work [ 429.295924][ 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 [ 429.296821][ 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 [ 429.297762][ 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_verify_work, addrconf_verify_work, addrconf_verify_work, addrconf_verify_work [ 429.298157][ C0] workqueue wg-kex-wg0: flags=0x6 [ 429.717085][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.717129][ C0] pending: wg_packet_handshake_send_worker [ 429.717160][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 429.735831][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.735868][ C0] pending: wg_packet_encrypt_worker [ 429.735898][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.735932][ C0] pending: wg_packet_encrypt_worker [ 429.735955][ C0] workqueue wg-kex-wg1: flags=0x6 [ 429.767603][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.767637][ C0] pending: wg_packet_handshake_send_worker [ 429.767730][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 429.786388][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.786425][ C0] pending: wg_packet_encrypt_worker [ 429.786454][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.786485][ C0] pending: wg_packet_encrypt_worker [ 429.786558][ C0] workqueue wg-kex-wg2: flags=0x6 [ 429.818455][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.818505][ C0] pending: wg_packet_handshake_send_worker [ 429.818538][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 429.837383][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.837424][ C0] pending: wg_packet_encrypt_worker [ 429.837453][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.837486][ C0] pending: wg_packet_encrypt_worker [ 429.837574][ C0] workqueue wg-kex-wg0: flags=0x6 [ 429.869050][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.869084][ C0] pending: wg_packet_handshake_send_worker [ 429.869111][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 429.887739][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.887773][ C0] pending: wg_packet_encrypt_worker [ 429.887800][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.887831][ C0] pending: wg_packet_encrypt_worker [ 429.887857][ C0] workqueue wg-kex-wg1: flags=0x6 [ 429.919326][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.919373][ C0] pending: wg_packet_handshake_send_worker [ 429.919405][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 429.938942][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.938992][ C0] pending: wg_packet_encrypt_worker [ 429.939026][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.939069][ C0] pending: wg_packet_encrypt_worker [ 429.939095][ C0] workqueue wg-kex-wg2: flags=0x6 [ 429.970609][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.970645][ C0] pending: wg_packet_handshake_send_worker [ 429.970673][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 429.989310][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.989346][ C0] pending: wg_packet_encrypt_worker [ 429.989372][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.989404][ C0] pending: wg_packet_encrypt_worker [ 429.989494][ C0] workqueue wg-kex-wg0: flags=0x6 [ 430.021229][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 430.021278][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 430.021461][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 430.043206][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 430.043254][ C0] pending: wg_packet_encrypt_worker [ 430.043287][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 [ 430.043320][ C0] pending: wg_packet_decrypt_worker, wg_packet_encrypt_worker, wg_packet_tx_worker [ 430.043381][ C0] workqueue wg-kex-wg1: flags=0x6 [ 430.079079][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 430.079123][ C0] pending: wg_packet_handshake_send_worker [ 430.079156][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 430.098080][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 430.098129][ C0] pending: wg_packet_encrypt_worker [ 430.098163][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 430.098196][ C0] pending: wg_packet_decrypt_worker [ 430.098224][ C0] workqueue wg-kex-wg2: flags=0x24 [ 430.129705][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 430.129743][ C0] pending: wg_packet_handshake_receive_worker [ 430.129776][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 430.149406][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 430.149462][ C0] pending: wg_packet_encrypt_worker [ 430.149496][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 430.149529][ C0] pending: wg_packet_encrypt_worker, wg_packet_tx_worker [ 430.149649][ C0] pool 0: cpus=0 node=0 flags=0x0 nice=0 hung=281s workers=4 idle: 384 6 19 [ 430.149700][ C0] pool 2: cpus=1 node=0 flags=0x0 nice=0 hung=274s workers=3 idle: 355 39 [ 430.149812][ C0] pool 4: cpus=0-1 flags=0x4 nice=0 hung=280s workers=5 idle: 348 8 43