Warning: Permanently added '10.128.1.57' (ED25519) to the list of known hosts. 2026/01/07 02:29:11 parsed 1 programs [ 22.793522][ T28] audit: type=1400 audit(1767752951.139:64): avc: denied { node_bind } for pid=284 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 22.814309][ T28] audit: type=1400 audit(1767752951.139:65): avc: denied { module_request } for pid=284 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 [ 23.539931][ T28] audit: type=1400 audit(1767752951.879:66): avc: denied { mounton } for pid=293 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 [ 23.541000][ T293] cgroup: Unknown subsys name 'net' [ 23.562769][ T28] audit: type=1400 audit(1767752951.879:67): avc: denied { mount } for pid=293 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 [ 23.590157][ T28] audit: type=1400 audit(1767752951.909:68): avc: denied { unmount } for pid=293 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 23.590296][ T293] cgroup: Unknown subsys name 'devices' [ 23.732585][ T293] cgroup: Unknown subsys name 'hugetlb' [ 23.738180][ T293] cgroup: Unknown subsys name 'rlimit' [ 23.845716][ T28] audit: type=1400 audit(1767752952.189:69): avc: denied { setattr } for pid=293 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 [ 23.868957][ T28] audit: type=1400 audit(1767752952.189:70): avc: denied { create } for pid=293 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 23.877736][ T295] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 23.889595][ T28] audit: type=1400 audit(1767752952.189:71): avc: denied { write } for pid=293 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 23.918251][ T28] audit: type=1400 audit(1767752952.189:72): avc: denied { read } for pid=293 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 [ 23.938525][ T28] audit: type=1400 audit(1767752952.189:73): avc: denied { mounton } for pid=293 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 [ 23.971652][ T293] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 24.630615][ T303] request_module fs-gadgetfs succeeded, but still no fs? [ 24.694842][ T301] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.729747][ T301] bridge0: port 1(bridge_slave_0) entered disabled state [ 24.750460][ T301] device bridge_slave_0 entered promiscuous mode [ 24.812196][ T301] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.819249][ T301] bridge0: port 2(bridge_slave_1) entered disabled state [ 24.826832][ T301] device bridge_slave_1 entered promiscuous mode [ 25.123323][ T301] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.130379][ T301] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.137717][ T301] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.144777][ T301] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.245571][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.256343][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.264681][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 25.273156][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 25.291662][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 25.299856][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.306888][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.322004][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 25.330114][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.337154][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.344510][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 25.352647][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 25.375136][ T301] device veth0_vlan entered promiscuous mode [ 25.381469][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 25.394351][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 25.402529][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 25.410061][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 25.429098][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 25.438542][ T301] device veth1_macvtap entered promiscuous mode [ 25.448994][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 25.471208][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/01/07 02:29:13 executed programs: 0 [ 25.613803][ T301] syz-executor (301) used greatest stack depth: 21856 bytes left [ 25.762762][ T373] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.769800][ T373] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.777244][ T373] device bridge_slave_0 entered promiscuous mode [ 25.791944][ T373] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.798983][ T373] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.806356][ T373] device bridge_slave_1 entered promiscuous mode [ 25.819266][ T371] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.826378][ T371] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.833723][ T371] device bridge_slave_0 entered promiscuous mode [ 25.840513][ T371] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.847589][ T371] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.855050][ T371] device bridge_slave_1 entered promiscuous mode [ 25.866001][ T368] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.873178][ T368] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.880432][ T368] device bridge_slave_0 entered promiscuous mode [ 25.904756][ T368] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.911835][ T368] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.919127][ T368] device bridge_slave_1 entered promiscuous mode [ 25.930578][ T374] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.937720][ T374] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.945104][ T374] device bridge_slave_0 entered promiscuous mode [ 25.968027][ T374] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.975085][ T374] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.982458][ T374] device bridge_slave_1 entered promiscuous mode [ 26.023131][ T370] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.030173][ T370] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.037915][ T370] device bridge_slave_0 entered promiscuous mode [ 26.056873][ T370] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.064112][ T370] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.071561][ T370] device bridge_slave_1 entered promiscuous mode [ 26.246313][ T374] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.253364][ T374] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.260617][ T374] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.267649][ T374] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.280849][ T368] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.287903][ T368] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.295147][ T368] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.302170][ T368] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.318236][ T371] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.325293][ T371] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.332569][ T371] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.339579][ T371] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.371779][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.379813][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.387317][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.395190][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.402393][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.409568][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.416824][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.458375][ T374] device veth0_vlan entered promiscuous mode [ 26.471925][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.480688][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 26.489302][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 26.497542][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 26.505812][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 26.513361][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.521625][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.528636][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.536089][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.544359][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.551397][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.558733][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.566941][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.573967][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.581345][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.589445][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.596471][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.603867][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 26.611842][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 26.647068][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.654964][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.676387][ T368] device veth0_vlan entered promiscuous mode [ 26.682970][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 26.691513][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 26.699409][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 26.709179][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 26.716628][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.724397][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 26.732802][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.740860][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.747886][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.755956][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 26.764383][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.772548][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.779552][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.787002][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 26.795382][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 26.803834][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 26.811702][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 26.822272][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 26.829939][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 26.837376][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 26.844991][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 26.853396][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.861640][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.868660][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.891511][ T374] device veth1_macvtap entered promiscuous mode [ 26.898933][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 26.906681][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 26.915262][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.923606][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.930632][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.938526][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 26.946895][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.955141][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.962169][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.969504][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 26.977888][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.986060][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.993076][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.019013][ T368] device veth1_macvtap entered promiscuous mode [ 27.026138][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 27.034249][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 27.042302][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 27.050304][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 27.058582][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 27.066810][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 27.074954][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 27.083108][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 27.091250][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 27.099487][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 27.107999][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 27.116254][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 27.124244][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 27.132300][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 27.140169][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 27.156779][ T373] device veth0_vlan entered promiscuous mode [ 27.173015][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 27.181287][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 27.189477][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 27.197766][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 27.207032][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 27.215065][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 27.223123][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 27.231564][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 27.239750][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 27.248094][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 27.256663][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 27.264281][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 27.295669][ T370] device veth0_vlan entered promiscuous mode [ 27.302163][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 27.310801][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 27.320317][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 27.327938][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 27.337994][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 27.346555][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 27.364037][ T373] device veth1_macvtap entered promiscuous mode [ 127.390959][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 127.397995][ C0] (detected by 0, t=10002 jiffies, g=1341, q=530 ncpus=2) [ 127.405190][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10003 (4294949958-4294939955), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 127.418555][ C0] rcu: rcu_preempt kthread starved for 10004 jiffies! g1341 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 127.429655][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 127.439619][ C0] rcu: RCU grace-period kthread stack dump: [ 127.445503][ C0] task:rcu_preempt state:R running task stack:28528 pid:14 ppid:2 flags:0x00004000 [ 127.456286][ C0] Call Trace: [ 127.459556][ C0] [ 127.462481][ C0] __schedule+0xb87/0x14e0 [ 127.466909][ C0] ? __sched_text_start+0x8/0x8 [ 127.471761][ C0] schedule+0xbd/0x170 [ 127.475828][ C0] schedule_timeout+0x12c/0x2e0 [ 127.480675][ C0] ? __cfi_schedule_timeout+0x10/0x10 [ 127.486039][ C0] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 127.491496][ C0] ? __cfi_process_timeout+0x10/0x10 [ 127.496781][ C0] ? prepare_to_swait_event+0x308/0x320 [ 127.502325][ C0] rcu_gp_fqs_loop+0x2d8/0x10a0 [ 127.507168][ C0] ? rcu_gp_init+0xf10/0xf10 [ 127.511749][ C0] rcu_gp_kthread+0x95/0x370 [ 127.516328][ C0] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 127.521536][ C0] ? __kasan_check_read+0x11/0x20 [ 127.526557][ C0] ? __kthread_parkme+0x142/0x180 [ 127.531575][ C0] kthread+0x281/0x320 [ 127.535637][ C0] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 127.540840][ C0] ? __cfi_kthread+0x10/0x10 [ 127.545424][ C0] ret_from_fork+0x1f/0x30 [ 127.549839][ C0] [ 127.552858][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 127.559179][ C0] CPU: 0 PID: 424 Comm: syz.3.20 Not tainted syzkaller #0 [ 127.566287][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 127.576349][ C0] RIP: 0010:_raw_spin_unlock_irq+0x48/0x70 [ 127.582158][ C0] Code: 74 12 48 89 fb 48 c7 c7 80 d4 ed 86 e8 e1 2c c0 fc 48 89 df 48 83 3d 26 56 f9 01 00 74 26 e8 93 0c 00 00 90 fb bf 01 00 00 00 13 3b 57 fc 65 8b 05 54 ef 0d 7b 85 c0 74 03 5b 5d c3 e8 14 fc [ 127.601763][ C0] RSP: 0018:ffffc90000dd7b90 EFLAGS: 00000246 [ 127.607823][ C0] RAX: 0000000000000001 RBX: 0000000000000021 RCX: dffffc0000000000 [ 127.615791][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 127.623757][ C0] RBP: ffffc90000dd7b98 R08: dffffc0000000000 R09: fffff520001bafc0 [ 127.631721][ C0] R10: fffff520001bafc0 R11: 1ffff920001bafbc R12: dffffc0000000000 [ 127.639687][ C0] R13: 1ffff110230495fc R14: 000000001c000004 R15: ffff88811824afe0 [ 127.647653][ C0] FS: 00007f5be39a36c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 127.656577][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 127.663154][ C0] CR2: 000020000006b000 CR3: 000000012f2e5000 CR4: 00000000003506b0 [ 127.671124][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 127.679085][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 127.687046][ C0] Call Trace: [ 127.690322][ C0] [ 127.693247][ C0] get_signal+0x12a4/0x1520 [ 127.697755][ C0] arch_do_signal_or_restart+0xb0/0x1030 [ 127.703384][ C0] ? __ia32_sys_rt_sigreturn+0x5e7/0x6c0 [ 127.709012][ C0] ? __cfi___x64_sys_rt_sigreturn+0x10/0x10 [ 127.714902][ C0] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 127.721063][ C0] exit_to_user_mode_loop+0x7a/0xb0 [ 127.726251][ C0] exit_to_user_mode_prepare+0x87/0xd0 [ 127.731702][ C0] syscall_exit_to_user_mode+0x1a/0x30 [ 127.737155][ C0] do_syscall_64+0x58/0xa0 [ 127.741569][ C0] ? clear_bhb_loop+0x30/0x80 [ 127.746245][ C0] ? clear_bhb_loop+0x30/0x80 [ 127.750928][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 127.756817][ C0] RIP: 0033:0x7f5be2b8f747 [ 127.761243][ 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 [ 127.780848][ C0] RSP: 002b:00007f5be39a30e8 EFLAGS: 00000246 [ 127.786918][ C0] RAX: 00000000000000ca RBX: 00007f5be2de5fa8 RCX: 00007f5be2b8f749 [ 127.794887][ C0] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f5be2de5fa8 [ 127.802856][ C0] RBP: 00007f5be2de5fa0 R08: 0000000000000000 R09: 0000000000000000 [ 127.810823][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 127.818785][ C0] R13: 00007f5be2de6038 R14: 00007ffc9ef8beb0 R15: 00007ffc9ef8bf98 [ 127.826765][ C0] [ 285.422001][ C0] BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 258s! [ 285.431160][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 258s! [ 285.440089][ C0] Showing busy workqueues and worker pools: [ 285.445999][ C0] workqueue events: flags=0x0 [ 285.450682][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 [ 285.450808][ C0] in-flight: 39:fqdir_free_fn [ 285.450881][ C0] pending: psi_avgs_work, kfree_rcu_monitor [ 285.450917][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 [ 285.450948][ C0] pending: vmstat_shepherd, kfree_rcu_monitor, regulator_init_complete_work_function [ 285.487249][ C0] workqueue events_unbound: flags=0x2 [ 285.492627][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=4/512 refcnt=6 [ 285.492663][ C0] in-flight: 10:fsnotify_mark_destroy_workfn [ 285.492692][ C0] pending: linkwatch_event, toggle_allocation_gate, flush_memcg_stats_dwork [ 285.492850][ C0] workqueue events_power_efficient: flags=0x80 [ 285.521495][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=4/256 refcnt=5 [ 285.521542][ C0] pending: neigh_managed_work, neigh_managed_work, neigh_periodic_work, neigh_periodic_work [ 285.521633][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=4/256 refcnt=5 [ 285.521665][ C0] pending: wg_ratelimiter_gc_entries, gc_worker, reg_check_chans_work, check_lifetime [ 285.521740][ C0] workqueue rcu_gp: flags=0x8 [ 285.562261][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.562300][ C0] in-flight: 420:process_srcu [ 285.562409][ C0] workqueue netns: flags=0xe000a [ 285.579955][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=4 [ 285.579988][ C0] in-flight: 43:cleanup_net [ 285.580024][ C0] inactive: cleanup_net [ 285.580050][ C0] workqueue mm_percpu_wq: flags=0x8 [ 285.601590][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.601628][ C0] pending: vmstat_update [ 285.601658][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.601690][ C0] pending: vmstat_update [ 285.601717][ C0] workqueue writeback: flags=0x4a [ 285.631127][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 285.631166][ C0] pending: wb_workfn [ 285.631590][ C0] workqueue dm_bufio_cache: flags=0x8 [ 285.648354][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 285.648398][ C0] pending: work_fn [ 285.648497][ C0] workqueue mld: flags=0x40008 [ 285.665364][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=58 [ 285.665404][ C0] pending: mld_ifc_work [ 285.665427][ C0] inactive: 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_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_dad_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_ifc_work [ 285.667004][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=45 [ 285.667038][ C0] pending: mld_dad_work [ 285.667057][ C0] inactive: 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_dad_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_dad_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_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_ifc_work, mld_dad_work, mld_ifc_work, mld_ifc_work, mld_ifc_work, mld_dad_work, mld_ifc_work, mld_dad_work [ 285.668228][ C0] workqueue ipv6_addrconf: flags=0x40008 [ 285.824957][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=133 [ 285.825000][ C0] in-flight: 222:addrconf_dad_work [ 285.825029][ 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 [ 285.825716][ 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 [ 285.826343][ 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_verify_work, addrconf_verify_work, addrconf_verify_work, addrconf_verify_work [ 285.826712][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/1 refcnt=95 [ 285.826745][ C0] in-flight: 65:addrconf_dad_work [ 285.826768][ 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 [ 285.827396][ 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_verify_work, addrconf_verify_work, addrconf_verify_work [ 285.828046][ C0] workqueue wg-kex-wg0: flags=0x6 [ 286.244546][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 286.244589][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 286.244634][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 286.266088][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.266127][ C0] pending: wg_packet_encrypt_worker [ 286.266153][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.266185][ C0] pending: wg_packet_encrypt_worker [ 286.266209][ C0] workqueue wg-kex-wg1: flags=0x6 [ 286.297497][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 286.297532][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 286.297573][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 286.319022][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.319060][ C0] pending: wg_packet_encrypt_worker [ 286.319086][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.319118][ C0] pending: wg_packet_encrypt_worker [ 286.319142][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 286.350783][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.350824][ C0] pending: wg_packet_encrypt_worker [ 286.350850][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.350883][ C0] pending: wg_packet_encrypt_worker [ 286.377532][ C0] workqueue wg-kex-wg0: flags=0x6 [ 286.382571][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 286.382606][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 286.382704][ C0] workqueue wg-kex-wg1: flags=0x6 [ 286.403913][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 286.403948][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 286.404042][ C0] workqueue wg-kex-wg0: flags=0x6 [ 286.425247][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 286.425281][ C0] pending: wg_packet_handshake_send_worker [ 286.425307][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 286.443895][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.443933][ C0] pending: wg_packet_encrypt_worker [ 286.443958][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.443990][ C0] pending: wg_packet_encrypt_worker [ 286.444076][ C0] workqueue wg-kex-wg2: flags=0x6 [ 286.475374][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 286.475410][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 286.475461][ C0] workqueue wg-kex-wg1: flags=0x6 [ 286.496654][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 286.496687][ C0] pending: wg_packet_handshake_send_worker [ 286.496713][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 286.515304][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.515342][ C0] pending: wg_packet_encrypt_worker [ 286.515367][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.515398][ C0] pending: wg_packet_encrypt_worker [ 286.515423][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 286.547066][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 286.547114][ C0] pending: wg_packet_decrypt_worker, wg_packet_encrypt_worker [ 286.547161][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 286.547193][ C0] pending: wg_packet_encrypt_worker [ 286.547218][ C0] workqueue wg-kex-wg0: flags=0x6 [ 286.580886][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/256 refcnt=4 [ 286.580931][ C0] pending: wg_packet_handshake_send_worker, wg_packet_handshake_send_worker [ 286.597259][ C0] pool 0: cpus=0 node=0 flags=0x0 nice=0 hung=259s workers=4 idle: 19 363 6 [ 286.597376][ C0] pool 2: cpus=1 node=0 flags=0x0 nice=0 hung=259s workers=4 idle: 24 [ 286.597411][ C0] pool 4: cpus=0-1 flags=0x4 nice=0 hung=259s workers=5 idle: 8 327 361