Warning: Permanently added '10.128.0.16' (ED25519) to the list of known hosts. 2026/05/24 05:51:50 parsed 1 programs [ 225.851238][ T28] audit: type=1400 audit(1779601910.135:64): avc: denied { node_bind } for pid=296 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 225.872010][ T28] audit: type=1400 audit(1779601910.135:65): avc: denied { module_request } for pid=296 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 [ 226.577204][ T28] audit: type=1400 audit(1779601910.855:66): avc: denied { mounton } for pid=303 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2024 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 226.578260][ T303] cgroup: Unknown subsys name 'net' [ 226.599882][ T28] audit: type=1400 audit(1779601910.855:67): avc: denied { mount } for pid=303 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 [ 226.627145][ T28] audit: type=1400 audit(1779601910.885:68): avc: denied { unmount } for pid=303 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 226.627319][ T303] cgroup: Unknown subsys name 'devices' [ 226.742365][ T303] cgroup: Unknown subsys name 'hugetlb' [ 226.748051][ T303] cgroup: Unknown subsys name 'rlimit' [ 226.884797][ T28] audit: type=1400 audit(1779601911.165:69): avc: denied { setattr } for pid=303 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 [ 226.907981][ T28] audit: type=1400 audit(1779601911.165:70): avc: denied { create } for pid=303 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 [ 226.914209][ T306] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 226.928718][ T28] audit: type=1400 audit(1779601911.165:71): avc: denied { write } for pid=303 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 226.957301][ T28] audit: type=1400 audit(1779601911.165:72): avc: denied { read } for pid=303 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 226.977713][ T28] audit: type=1400 audit(1779601911.165:73): avc: denied { mounton } for pid=303 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 [ 226.977971][ T303] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 227.755806][ T313] request_module fs-gadgetfs succeeded, but still no fs? [ 227.801532][ T314] bridge0: port 1(bridge_slave_0) entered blocking state [ 227.808608][ T314] bridge0: port 1(bridge_slave_0) entered disabled state [ 227.819693][ T314] device bridge_slave_0 entered promiscuous mode [ 227.827617][ T314] bridge0: port 2(bridge_slave_1) entered blocking state [ 227.834664][ T314] bridge0: port 2(bridge_slave_1) entered disabled state [ 227.842089][ T314] device bridge_slave_1 entered promiscuous mode [ 227.991155][ T314] bridge0: port 2(bridge_slave_1) entered blocking state [ 227.998245][ T314] bridge0: port 2(bridge_slave_1) entered forwarding state [ 228.005563][ T314] bridge0: port 1(bridge_slave_0) entered blocking state [ 228.012605][ T314] bridge0: port 1(bridge_slave_0) entered forwarding state [ 228.131701][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 228.161677][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 228.169150][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 228.176636][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 228.200374][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 228.208528][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 228.215547][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 228.268910][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 228.276982][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 228.315525][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 228.335418][ T314] device veth0_vlan entered promiscuous mode [ 228.352290][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 228.366854][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 228.375109][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 228.393562][ T314] device veth1_macvtap entered promiscuous mode [ 228.407012][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 228.443146][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 228.468236][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/05/24 05:51:52 executed programs: 0 [ 228.648229][ T314] syz-executor (314) used greatest stack depth: 21456 bytes left [ 228.668910][ T374] bridge0: port 1(bridge_slave_0) entered blocking state [ 228.678885][ T374] bridge0: port 1(bridge_slave_0) entered disabled state [ 228.686584][ T374] device bridge_slave_0 entered promiscuous mode [ 228.709137][ T374] bridge0: port 2(bridge_slave_1) entered blocking state [ 228.716292][ T374] bridge0: port 2(bridge_slave_1) entered disabled state [ 228.723711][ T374] device bridge_slave_1 entered promiscuous mode [ 228.814025][ T376] bridge0: port 1(bridge_slave_0) entered blocking state [ 228.821165][ T376] bridge0: port 1(bridge_slave_0) entered disabled state [ 228.828578][ T376] device bridge_slave_0 entered promiscuous mode [ 228.835533][ T376] bridge0: port 2(bridge_slave_1) entered blocking state [ 228.842593][ T376] bridge0: port 2(bridge_slave_1) entered disabled state [ 228.850017][ T376] device bridge_slave_1 entered promiscuous mode [ 228.895230][ T378] bridge0: port 1(bridge_slave_0) entered blocking state [ 228.902532][ T378] bridge0: port 1(bridge_slave_0) entered disabled state [ 228.909993][ T378] device bridge_slave_0 entered promiscuous mode [ 228.919920][ T378] bridge0: port 2(bridge_slave_1) entered blocking state [ 228.927076][ T378] bridge0: port 2(bridge_slave_1) entered disabled state [ 228.934531][ T378] device bridge_slave_1 entered promiscuous mode [ 228.942951][ T383] bridge0: port 1(bridge_slave_0) entered blocking state [ 228.949962][ T383] bridge0: port 1(bridge_slave_0) entered disabled state [ 228.957364][ T383] device bridge_slave_0 entered promiscuous mode [ 228.964273][ T383] bridge0: port 2(bridge_slave_1) entered blocking state [ 228.971367][ T383] bridge0: port 2(bridge_slave_1) entered disabled state [ 228.978806][ T383] device bridge_slave_1 entered promiscuous mode [ 229.112007][ T384] bridge0: port 1(bridge_slave_0) entered blocking state [ 229.119058][ T384] bridge0: port 1(bridge_slave_0) entered disabled state [ 229.126491][ T384] device bridge_slave_0 entered promiscuous mode [ 229.141771][ T384] bridge0: port 2(bridge_slave_1) entered blocking state [ 229.148819][ T384] bridge0: port 2(bridge_slave_1) entered disabled state [ 229.156326][ T384] device bridge_slave_1 entered promiscuous mode [ 229.226075][ T383] bridge0: port 2(bridge_slave_1) entered blocking state [ 229.233143][ T383] bridge0: port 2(bridge_slave_1) entered forwarding state [ 229.240426][ T383] bridge0: port 1(bridge_slave_0) entered blocking state [ 229.247550][ T383] bridge0: port 1(bridge_slave_0) entered forwarding state [ 229.264116][ T376] bridge0: port 2(bridge_slave_1) entered blocking state [ 229.271172][ T376] bridge0: port 2(bridge_slave_1) entered forwarding state [ 229.278418][ T376] bridge0: port 1(bridge_slave_0) entered blocking state [ 229.285453][ T376] bridge0: port 1(bridge_slave_0) entered forwarding state [ 229.297028][ T378] bridge0: port 2(bridge_slave_1) entered blocking state [ 229.304076][ T378] bridge0: port 2(bridge_slave_1) entered forwarding state [ 229.311342][ T378] bridge0: port 1(bridge_slave_0) entered blocking state [ 229.318352][ T378] bridge0: port 1(bridge_slave_0) entered forwarding state [ 229.342214][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 229.349509][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 229.356867][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 229.364018][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 229.371329][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 229.378449][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 229.386204][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 229.393589][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 229.428049][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 229.436353][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 229.444980][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 229.452032][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 229.460012][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 229.468395][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 229.476681][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 229.483726][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 229.491119][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 229.520434][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 229.527978][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 229.535969][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 229.566556][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 229.574793][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 229.583135][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 229.590154][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 229.597635][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 229.607220][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 229.614253][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 229.643594][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 229.651445][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 229.659527][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 229.666578][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 229.674719][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 229.682863][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 229.691091][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 229.699182][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 229.706206][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 229.713924][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 229.721489][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 229.729580][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 229.736614][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 229.744057][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 229.752420][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 229.759426][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 229.766793][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 229.774716][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 229.782825][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 229.791540][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 229.821599][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 229.829998][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 229.838254][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 229.845316][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 229.853613][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 229.862115][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 229.870351][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 229.877390][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 229.884732][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 229.892941][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 229.900907][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 229.908869][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 229.916874][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 229.925146][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 229.933500][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 229.941411][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 229.949313][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 229.957579][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 229.965712][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 229.973794][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 229.982034][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 229.989491][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 229.997678][ T374] device veth0_vlan entered promiscuous mode [ 230.015984][ T374] device veth1_macvtap entered promiscuous mode [ 230.027071][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 230.035562][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 230.043845][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 230.051671][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 230.059556][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 230.067933][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 230.076318][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 230.084605][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 230.092501][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 230.100363][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 230.107923][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 230.115446][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 230.122883][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 230.131380][ T383] device veth0_vlan entered promiscuous mode [ 230.141041][ T378] device veth0_vlan entered promiscuous mode [ 230.158275][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 230.166700][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 230.175129][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 230.183745][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 230.192085][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 230.200215][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 230.208719][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 230.217237][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 230.233984][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 230.241953][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 230.269110][ T378] device veth1_macvtap entered promiscuous mode [ 230.286331][ T384] device veth0_vlan entered promiscuous mode [ 230.296686][ T376] device veth0_vlan entered promiscuous mode [ 230.305399][ T383] device veth1_macvtap entered promiscuous mode [ 230.312327][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 230.327576][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 230.335281][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 230.343475][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 230.354881][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 230.367013][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 230.375480][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 230.384604][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 230.393382][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 230.401953][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 230.410310][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 330.420458][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 330.427646][ C1] (detected by 1, t=10002 jiffies, g=1585, q=286 ncpus=2) [ 330.434851][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10003 (4294970261-4294960258), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 330.448566][ C1] rcu: rcu_preempt kthread starved for 10004 jiffies! g1585 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 330.459673][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 330.469634][ C1] rcu: RCU grace-period kthread stack dump: [ 330.475514][ C1] task:rcu_preempt state:R running task stack:28352 pid:14 ppid:2 flags:0x00004000 [ 330.486302][ C1] Call Trace: [ 330.489581][ C1] [ 330.492512][ C1] __schedule+0xba6/0x1500 [ 330.497131][ C1] ? release_firmware_map_entry+0x190/0x190 [ 330.503034][ C1] schedule+0xbd/0x170 [ 330.507105][ C1] schedule_timeout+0x159/0x340 [ 330.511955][ C1] ? __cfi_schedule_timeout+0x10/0x10 [ 330.517329][ C1] ? __cfi_process_timeout+0x10/0x10 [ 330.522686][ C1] ? prepare_to_swait_event+0x308/0x320 [ 330.528304][ C1] rcu_gp_fqs_loop+0x2e9/0x10c0 [ 330.533218][ C1] ? _raw_spin_unlock_irq+0x4d/0x70 [ 330.538461][ C1] ? rcu_gp_init+0xf30/0xf30 [ 330.543051][ C1] rcu_gp_kthread+0x99/0x390 [ 330.547641][ C1] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 330.552836][ C1] ? __kasan_check_read+0x11/0x20 [ 330.557916][ C1] ? __kthread_parkme+0x142/0x180 [ 330.562942][ C1] kthread+0x281/0x320 [ 330.567013][ C1] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 330.572300][ C1] ? __cfi_kthread+0x10/0x10 [ 330.576893][ C1] ret_from_fork+0x1f/0x30 [ 330.581319][ C1] [ 330.584336][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 330.590663][ C1] CPU: 1 PID: 400 Comm: syz.6.18 Not tainted syzkaller #0 [ 330.597775][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 330.607828][ C1] RIP: 0010:handle_softirqs+0x144/0x600 [ 330.613392][ C1] Code: 85 e8 c0 36 b8 03 65 66 89 1d 08 00 c0 7e 48 c7 c7 c0 06 69 85 e8 ac 36 b8 03 65 44 89 25 8c fd be 7e fb 49 c7 c5 c0 a0 00 87 <44> 89 65 ac b8 ff ff ff ff 0f bc 45 ac 89 c3 ff c3 0f 84 a2 02 00 [ 330.633012][ C1] RSP: 0018:ffffc900001b0f48 EFLAGS: 00000282 [ 330.639183][ C1] RAX: 0000000000000001 RBX: 0000000000000008 RCX: c44580ebf4ac1600 [ 330.647157][ C1] RDX: 1ffffffff0f6e808 RSI: ffffffff856906c0 RDI: ffffffff85ca90e0 [ 330.655135][ C1] RBP: ffffc900001b0fd8 R08: ffffffff87b74048 R09: ffffffff87b74058 [ 330.663110][ C1] R10: ffffffff87b74043 R11: 1ffffffff0f6e808 R12: 0000000000000000 [ 330.671089][ C1] R13: ffffffff8700a0c0 R14: 0000000000000008 R15: ffff888110059440 [ 330.679059][ C1] FS: 0000555587f4e500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 330.687999][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 330.694600][ C1] CR2: 0000001b34363fff CR3: 000000010f1ff000 CR4: 00000000003506a0 [ 330.702581][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 330.710552][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 330.718535][ C1] Call Trace: [ 330.721811][ C1] [ 330.724666][ C1] __do_softirq+0xb/0xd [ 330.728826][ C1] do_softirq+0xdc/0x130 [ 330.733075][ C1] [ 330.736003][ C1] [ 330.738926][ C1] ? __cfi_do_softirq+0x10/0x10 [ 330.743788][ C1] __local_bh_enable_ip+0x75/0x80 [ 330.748836][ C1] fpu__restore_sig+0x87c/0xff0 [ 330.753703][ C1] ? fpu__restore_sig+0x397/0xff0 [ 330.758739][ C1] ? __cfi_fpu__restore_sig+0x10/0x10 [ 330.764114][ C1] ? __kasan_check_write+0x14/0x20 [ 330.769227][ C1] ? recalc_sigpending+0x180/0x1c0 [ 330.774353][ C1] ? __kasan_check_write+0x14/0x20 [ 330.779465][ C1] __ia32_sys_rt_sigreturn+0x604/0x730 [ 330.784940][ C1] ? __cfi___x64_sys_rt_sigreturn+0x10/0x10 [ 330.790850][ C1] ? sysvec_apic_timer_interrupt+0x64/0xc0 [ 330.796799][ C1] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 330.802872][ C1] x64_sys_call+0x832/0x9a0 [ 330.807393][ C1] do_syscall_64+0x4c/0xa0 [ 330.811815][ C1] ? clear_bhb_loop+0x30/0x80 [ 330.816491][ C1] ? clear_bhb_loop+0x30/0x80 [ 330.821199][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 330.827095][ C1] RIP: 0033:0x7f243d99ce59 [ 330.831523][ C1] Code: 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 01 48 [ 330.851130][ C1] RSP: 002b:00007ffc23de9ac8 EFLAGS: 00000246 [ 330.857203][ C1] RAX: 0000000000000000 RBX: 00007f243dc15fa0 RCX: 00007f243d99ce59 [ 330.865182][ C1] RDX: 0000200000000240 RSI: 0000000000000000 RDI: 0000000000000000 [ 330.873245][ C1] RBP: 00007f243da32d6f R08: 0000000000000000 R09: 0000000000000000 [ 330.881212][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 330.889179][ C1] R13: 00007f243dc15fac R14: 00007f243dc15fa0 R15: 00007f243dc15fa0 [ 330.897153][ C1] [ 428.780467][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 198s! [ 428.789448][ C0] Showing busy workqueues and worker pools: [ 428.795348][ C0] workqueue events: flags=0x0 [ 428.800010][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 428.800052][ C0] pending: psi_avgs_work, kfree_rcu_monitor [ 428.800097][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 428.800132][ C0] pending: vmstat_shepherd, kfree_rcu_monitor [ 428.800288][ C0] workqueue events_unbound: flags=0x2 [ 428.833527][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=7/512 refcnt=9 [ 428.833565][ C0] in-flight: 10:linkwatch_event, 8:fsnotify_mark_destroy_workfn fsnotify_mark_destroy_workfn, 319:fsnotify_connector_destroy_workfn fsnotify_connector_destroy_workfn [ 428.833809][ C0] pending: toggle_allocation_gate, flush_memcg_stats_dwork [ 428.833903][ C0] workqueue events_power_efficient: flags=0x80 [ 428.871613][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=4/256 refcnt=5 [ 428.871655][ C0] pending: wg_ratelimiter_gc_entries, neigh_managed_work, neigh_periodic_work, check_lifetime [ 428.871860][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 [ 428.871897][ C0] pending: neigh_managed_work, neigh_periodic_work, gc_worker [ 428.872006][ C0] workqueue rcu_gp: flags=0x8 [ 428.910259][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.910300][ C0] pending: srcu_invoke_callbacks [ 428.910399][ C0] workqueue netns: flags=0xe000a [ 428.928235][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=3 [ 428.928276][ C0] in-flight: 43:cleanup_net [ 428.928401][ C0] workqueue mm_percpu_wq: flags=0x8 [ 428.945465][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.945511][ C0] pending: vmstat_update [ 428.945542][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.945576][ C0] pending: vmstat_update [ 428.945606][ C0] workqueue writeback: flags=0x4a [ 428.975096][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 428.975135][ C0] pending: wb_workfn [ 428.975238][ C0] workqueue kblockd: flags=0x18 [ 428.991517][ C0] pwq 3: cpus=1 node=0 flags=0x0 nice=-20 active=1/256 refcnt=2 [ 428.991570][ C0] pending: blk_mq_timeout_work [ 428.991691][ C0] workqueue dm_bufio_cache: flags=0x8 [ 429.010042][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.010086][ C0] pending: work_fn [ 429.010178][ C0] workqueue mld: flags=0x40008 [ 429.026615][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=33 [ 429.026653][ C0] pending: mld_ifc_work [ 429.026737][ C0] inactive: 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_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work [ 429.027075][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=77 [ 429.027108][ C0] pending: mld_ifc_work [ 429.027128][ C0] inactive: mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_dad_work, mld_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_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_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_dad_work, mld_ifc_work, mld_dad_work, mld_dad_work, mld_dad_work, mld_dad_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, 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_ifc_work, mld_dad_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work [ 429.027853][ C0] , mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work [ 429.027929][ C0] workqueue ipv6_addrconf: flags=0x40008 [ 429.195483][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=108 [ 429.195527][ C0] in-flight: 397:addrconf_dad_work [ 429.195633][ 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 [ 429.196186][ 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 [ 429.196751][ C0] , addrconf_verify_work, addrconf_verify_work, addrconf_verify_work, addrconf_verify_work, addrconf_verify_work [ 429.196821][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=119 [ 429.196855][ C0] pending: addrconf_dad_work [ 429.196874][ 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 [ 429.197425][ 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 [ 429.197976][ 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 [ 429.198161][ C0] workqueue wg-kex-wg0: flags=0x6 [ 429.614484][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.614526][ C0] pending: wg_packet_handshake_send_worker [ 429.614628][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 429.633413][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.633454][ C0] pending: wg_packet_encrypt_worker [ 429.633488][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.633522][ C0] pending: wg_packet_encrypt_worker [ 429.633552][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 429.665114][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.665156][ C0] pending: wg_packet_encrypt_worker [ 429.665185][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.665219][ C0] pending: wg_packet_encrypt_worker [ 429.665247][ C0] workqueue wg-kex-wg2: flags=0x6 [ 429.696583][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.696628][ C0] pending: wg_packet_handshake_send_worker [ 429.696663][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 429.715280][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.715329][ C0] pending: wg_packet_encrypt_worker [ 429.715362][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.715398][ C0] pending: wg_packet_encrypt_worker [ 429.715427][ C0] workqueue wg-kex-wg0: flags=0x6 [ 429.746831][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 429.746869][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 429.746923][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 429.768391][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.768432][ C0] pending: wg_packet_encrypt_worker [ 429.768464][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.768498][ C0] pending: wg_packet_encrypt_worker [ 429.768526][ C0] workqueue wg-kex-wg1: flags=0x6 [ 429.799827][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 429.799863][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 429.799916][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 429.821388][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.821429][ C0] pending: wg_packet_encrypt_worker [ 429.821460][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.821493][ C0] pending: wg_packet_encrypt_worker [ 429.821522][ C0] workqueue wg-kex-wg2: flags=0x6 [ 429.852858][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 429.852894][ C0] pending: wg_packet_handshake_send_worker [ 429.852928][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 429.871517][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.871555][ C0] pending: wg_packet_encrypt_worker [ 429.871585][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.871617][ C0] pending: wg_packet_encrypt_worker [ 429.871651][ C0] workqueue wg-kex-wg0: flags=0x24 [ 429.903047][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.903087][ C0] pending: wg_packet_handshake_receive_worker [ 429.903121][ C0] workqueue wg-kex-wg0: flags=0x6 [ 429.922145][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 429.922180][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 429.922231][ C0] workqueue wg-kex-wg1: flags=0x24 [ 429.943523][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.943564][ C0] pending: wg_packet_handshake_receive_worker [ 429.943599][ C0] workqueue wg-kex-wg1: flags=0x6 [ 429.962643][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 429.962680][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 429.962736][ C0] workqueue wg-kex-wg2: flags=0x24 [ 429.984032][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 429.984069][ C0] pending: wg_packet_handshake_receive_worker [ 429.984103][ C0] workqueue wg-kex-wg2: flags=0x6 [ 430.003130][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 430.003166][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 430.003233][ C0] pool 2: cpus=1 node=0 flags=0x0 nice=0 hung=199s workers=4 idle: 39 24 65 [ 430.003301][ C0] pool 4: cpus=0-1 flags=0x4 nice=0 hung=199s workers=6 idle: 399 349