Warning: Permanently added '10.128.0.21' (ED25519) to the list of known hosts. 2026/03/29 03:37:48 parsed 1 programs [ 207.747788][ T24] audit: type=1400 audit(1774755468.650:64): avc: denied { node_bind } for pid=275 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 207.768673][ T24] audit: type=1400 audit(1774755468.650:65): avc: denied { create } for pid=275 comm="syz-execprog" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rawip_socket permissive=1 [ 207.788797][ T24] audit: type=1400 audit(1774755468.650:66): avc: denied { module_request } for pid=275 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 [ 208.405307][ T24] audit: type=1400 audit(1774755469.310:67): avc: denied { mounton } for pid=282 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 [ 208.406416][ T282] cgroup: Unknown subsys name 'net' [ 208.427965][ T24] audit: type=1400 audit(1774755469.310:68): avc: denied { mount } for pid=282 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 [ 208.455671][ T24] audit: type=1400 audit(1774755469.340:69): avc: denied { unmount } for pid=282 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 208.455869][ T282] cgroup: Unknown subsys name 'devices' [ 208.594948][ T282] cgroup: Unknown subsys name 'hugetlb' [ 208.600674][ T282] cgroup: Unknown subsys name 'rlimit' [ 208.766885][ T24] audit: type=1400 audit(1774755469.670:70): avc: denied { setattr } for pid=282 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=253 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 208.790126][ T24] audit: type=1400 audit(1774755469.670:71): avc: denied { create } for pid=282 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 [ 208.809603][ T285] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 208.810922][ T24] audit: type=1400 audit(1774755469.670:72): avc: denied { write } for pid=282 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 208.839912][ T24] audit: type=1400 audit(1774755469.670:73): avc: denied { read } for pid=282 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 208.860169][ T282] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 209.295087][ T287] bridge0: port 1(bridge_slave_0) entered blocking state [ 209.302143][ T287] bridge0: port 1(bridge_slave_0) entered disabled state [ 209.309726][ T287] device bridge_slave_0 entered promiscuous mode [ 209.317129][ T287] bridge0: port 2(bridge_slave_1) entered blocking state [ 209.324477][ T287] bridge0: port 2(bridge_slave_1) entered disabled state [ 209.331904][ T287] device bridge_slave_1 entered promiscuous mode [ 209.373006][ T287] bridge0: port 2(bridge_slave_1) entered blocking state [ 209.380069][ T287] bridge0: port 2(bridge_slave_1) entered forwarding state [ 209.387363][ T287] bridge0: port 1(bridge_slave_0) entered blocking state [ 209.394390][ T287] bridge0: port 1(bridge_slave_0) entered forwarding state [ 209.410793][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 209.418061][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 209.425680][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 209.433032][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 209.442115][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 209.450720][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 209.457765][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 209.466838][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 209.475246][ T7] bridge0: port 2(bridge_slave_1) entered blocking state [ 209.482256][ T7] bridge0: port 2(bridge_slave_1) entered forwarding state [ 209.492907][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 209.502043][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 209.514405][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 209.525121][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 209.533045][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 209.540959][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 209.549093][ T287] device veth0_vlan entered promiscuous mode [ 209.558545][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 209.567580][ T287] device veth1_macvtap entered promiscuous mode [ 209.576188][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 209.585778][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 209.602272][ T287] request_module fs-gadgetfs succeeded, but still no fs? [ 209.612416][ T287] cgroup: cgroup: disabling cgroup2 socket matching due to net_prio or net_cls activation [ 210.127501][ T7] device bridge_slave_1 left promiscuous mode [ 210.133759][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 210.141153][ T7] device bridge_slave_0 left promiscuous mode [ 210.147427][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 210.155113][ T7] device veth1_macvtap left promiscuous mode [ 210.161086][ T7] device veth0_vlan left promiscuous mode 2026/03/29 03:37:51 executed programs: 0 [ 210.714797][ T351] bridge0: port 1(bridge_slave_0) entered blocking state [ 210.721935][ T351] bridge0: port 1(bridge_slave_0) entered disabled state [ 210.729959][ T351] device bridge_slave_0 entered promiscuous mode [ 210.737080][ T351] bridge0: port 2(bridge_slave_1) entered blocking state [ 210.744146][ T351] bridge0: port 2(bridge_slave_1) entered disabled state [ 210.751424][ T351] device bridge_slave_1 entered promiscuous mode [ 210.804597][ T351] bridge0: port 2(bridge_slave_1) entered blocking state [ 210.811623][ T351] bridge0: port 2(bridge_slave_1) entered forwarding state [ 210.818919][ T351] bridge0: port 1(bridge_slave_0) entered blocking state [ 210.825943][ T351] bridge0: port 1(bridge_slave_0) entered forwarding state [ 210.850745][ T301] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 210.858459][ T301] bridge0: port 1(bridge_slave_0) entered disabled state [ 210.865788][ T301] bridge0: port 2(bridge_slave_1) entered disabled state [ 210.879691][ T301] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 210.888125][ T301] bridge0: port 1(bridge_slave_0) entered blocking state [ 210.895190][ T301] bridge0: port 1(bridge_slave_0) entered forwarding state [ 210.904191][ T301] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 210.912440][ T301] bridge0: port 2(bridge_slave_1) entered blocking state [ 210.919593][ T301] bridge0: port 2(bridge_slave_1) entered forwarding state [ 210.938281][ T301] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 210.947082][ T301] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 210.966654][ T301] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 210.976975][ T301] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 210.985877][ T301] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 210.993366][ T301] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 211.001584][ T351] device veth0_vlan entered promiscuous mode [ 211.017896][ T301] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 211.026869][ T351] device veth1_macvtap entered promiscuous mode [ 211.035981][ T301] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 211.046814][ T301] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 313.543212][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 313.549848][ C0] rcu: 0-...!: (1 GPs behind) idle=d12/1/0x4000000000000000 softirq=2569/2580 fqs=0 last_accelerate: dd14/0424 dyntick_enabled: 1 [ 313.563365][ C0] (t=10000 jiffies g=1301 q=7) [ 313.568196][ C0] rcu: rcu_preempt kthread starved for 10000 jiffies! g1301 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 [ 313.579443][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 313.589386][ C0] rcu: RCU grace-period kthread stack dump: [ 313.595299][ C0] task:rcu_preempt state:I stack: 0 pid: 13 ppid: 2 flags:0x00004000 [ 313.604478][ C0] Call Trace: [ 313.607760][ C0] __schedule+0xb53/0x1320 [ 313.612180][ C0] ? __sched_text_start+0x8/0x8 [ 313.617023][ C0] ? __mod_timer+0x7da/0xb50 [ 313.621868][ C0] schedule+0x13c/0x1d0 [ 313.626016][ C0] schedule_timeout+0x159/0x330 [ 313.630858][ C0] ? console_conditional_schedule+0x10/0x10 [ 313.636749][ C0] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 313.642224][ C0] ? run_local_timers+0x160/0x160 [ 313.647225][ C0] ? prepare_to_swait_event+0x320/0x340 [ 313.652828][ C0] rcu_gp_kthread+0x1045/0x2730 [ 313.657684][ C0] ? rcu_barrier_callback+0x50/0x50 [ 313.662864][ C0] ? __kasan_check_read+0x11/0x20 [ 313.667859][ C0] ? __kthread_parkme+0xb9/0x1c0 [ 313.672782][ C0] kthread+0x346/0x3d0 [ 313.676826][ C0] ? rcu_barrier_callback+0x50/0x50 [ 313.682001][ C0] ? kthread_blkcg+0xd0/0xd0 [ 313.686564][ C0] ret_from_fork+0x1f/0x30 [ 313.690967][ C0] NMI backtrace for cpu 0 [ 313.695292][ C0] CPU: 0 PID: 850 Comm: syz.2.164 Not tainted syzkaller #0 [ 313.702452][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 313.712481][ C0] Call Trace: [ 313.715740][ C0] [ 313.718580][ C0] __dump_stack+0x21/0x24 [ 313.722966][ C0] dump_stack_lvl+0x1a7/0x208 [ 313.727682][ C0] ? show_regs_print_info+0x18/0x18 [ 313.732856][ C0] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 313.738286][ C0] ? _raw_spin_lock+0xf0/0xf0 [ 313.742937][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 313.748977][ C0] dump_stack+0x15/0x1c [ 313.753105][ C0] nmi_trigger_cpumask_backtrace+0x27f/0x2c0 [ 313.759056][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 313.764925][ C0] rcu_dump_cpu_stacks+0x19c/0x2c0 [ 313.770116][ C0] rcu_sched_clock_irq+0xf88/0x1880 [ 313.775296][ C0] ? rcutree_dead_cpu+0x310/0x310 [ 313.780398][ C0] ? hrtimer_run_queues+0x166/0x430 [ 313.785577][ C0] update_process_times+0x198/0x200 [ 313.790756][ C0] tick_sched_timer+0x17c/0x240 [ 313.795627][ C0] ? tick_setup_sched_timer+0x450/0x450 [ 313.801148][ C0] __hrtimer_run_queues+0x34f/0x820 [ 313.806319][ C0] ? hrtimer_interrupt+0xdc0/0xdc0 [ 313.811485][ C0] ? ktime_get_update_offsets_now+0x293/0x2b0 [ 313.817528][ C0] hrtimer_interrupt+0x3a6/0xdc0 [ 313.822433][ C0] ? sched_clock_cpu+0x1b/0x3d0 [ 313.827256][ C0] __sysvec_apic_timer_interrupt+0xfa/0x3f0 [ 313.833120][ C0] asm_call_irq_on_stack+0xf/0x20 [ 313.838116][ C0] [ 313.841041][ C0] sysvec_apic_timer_interrupt+0x85/0xe0 [ 313.846657][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 313.852615][ C0] RIP: 0010:_raw_spin_trylock_bh+0x11f/0x150 [ 313.858567][ C0] Code: 00 00 00 65 48 8b 04 25 28 00 00 00 48 3b 44 24 40 75 36 89 c8 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 43 c6 44 25 04 f8 b7 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 64 ff ff ff 48 89 df e8 [ 313.878242][ C0] RSP: 0018:ffffc90001dbe780 EFLAGS: 00000206 [ 313.884296][ C0] RAX: 0000000000080003 RBX: ffff88811901f288 RCX: ffffffff8482b4d1 [ 313.892240][ C0] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88811901f288 [ 313.900294][ C0] RBP: ffffc90001dbe810 R08: ffff88811901f28b R09: 1ffff11023203e51 [ 313.908238][ C0] R10: dffffc0000000000 R11: ffffed1023203e52 R12: dffffc0000000000 [ 313.916185][ C0] R13: 1ffff920003b7cf0 R14: ffffffff8467a12a R15: 00000000a20fae0f [ 313.924139][ C0] ? tipc_sk_rcv+0x37a/0x1dc0 [ 313.928793][ C0] ? _raw_spin_trylock_bh+0x81/0x150 [ 313.934066][ C0] ? _raw_spin_trylock+0x150/0x150 [ 313.939162][ C0] ? kasan_check_range+0x7c/0x2a0 [ 313.944170][ C0] tipc_sk_rcv+0x37a/0x1dc0 [ 313.948654][ C0] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 313.954450][ C0] ? __stack_depot_save+0x47d/0x4c0 [ 313.959623][ C0] ? kasan_set_track+0x5b/0x70 [ 313.964361][ C0] ? kasan_set_track+0x4a/0x70 [ 313.969111][ C0] ? ____kasan_slab_free+0x125/0x160 [ 313.974382][ C0] ? __kasan_slab_free+0x11/0x20 [ 313.979508][ C0] ? slab_free_freelist_hook+0xc5/0x190 [ 313.986256][ C0] ? kmem_cache_free+0x100/0x2d0 [ 313.991174][ C0] ? tipc_node_distr_xmit+0x2a3/0x3b0 [ 313.996521][ C0] ? tipc_sk_backlog_rcv+0x17d/0x210 [ 314.001785][ C0] ? __release_sock+0x146/0x360 [ 314.006609][ C0] ? __sys_setsockopt+0x272/0x480 [ 314.011618][ C0] ? __skb_queue_purge+0x170/0x170 [ 314.016835][ C0] tipc_node_xmit+0x26c/0xd80 [ 314.021610][ C0] ? debug_smp_processor_id+0x17/0x20 [ 314.027051][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 314.032576][ C0] ? ____kasan_slab_free+0x130/0x160 [ 314.037835][ C0] ? __kasan_slab_free+0x11/0x20 [ 314.042754][ C0] ? kfree_skbmem+0x10c/0x180 [ 314.047579][ C0] tipc_node_distr_xmit+0x2a3/0x3b0 [ 314.052757][ C0] ? tipc_node_xmit_skb+0x150/0x150 [ 314.057928][ C0] ? trace_tipc_sk_rej_msg+0x2c/0x6d0 [ 314.063301][ C0] tipc_sk_rcv+0x18ed/0x1dc0 [ 314.067975][ C0] ? __skb_queue_purge+0x170/0x170 [ 314.073091][ C0] tipc_node_xmit+0x26c/0xd80 [ 314.077832][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 314.083452][ C0] tipc_sk_push_backlog+0x4dd/0x790 [ 314.088802][ C0] tipc_sk_proto_rcv+0xa65/0x1af0 [ 314.093806][ C0] ? trace_tipc_sk_dump+0x6c0/0x6c0 [ 314.099122][ C0] tipc_sk_filter_rcv+0x315a/0x3910 [ 314.104416][ C0] ? stack_trace_snprint+0xf0/0xf0 [ 314.109509][ C0] ? kasan_set_track+0x5b/0x70 [ 314.114250][ C0] ? kasan_set_track+0x5b/0x70 [ 314.118997][ C0] ? kasan_set_track+0x4a/0x70 [ 314.123758][ C0] ? kasan_set_free_info+0x23/0x40 [ 314.128847][ C0] ? ____kasan_slab_free+0x125/0x160 [ 314.134113][ C0] ? __kasan_slab_free+0x11/0x20 [ 314.139037][ C0] ? slab_free_freelist_hook+0xc5/0x190 [ 314.144560][ C0] ? kmem_cache_free+0x100/0x2d0 [ 314.149471][ C0] ? kfree_skbmem+0x10c/0x180 [ 314.154209][ C0] ? tipc_msg_reverse+0x698/0x900 [ 314.159206][ C0] ? tipc_sk_filter_rcv+0xcd2/0x3910 [ 314.164460][ C0] ? tipc_sk_backlog_rcv+0x117/0x210 [ 314.169801][ C0] ? __release_sock+0x146/0x360 [ 314.174626][ C0] ? sock_setsockopt+0x1840/0x2680 [ 314.179738][ C0] ? __x64_sys_setsockopt+0xbf/0xd0 [ 314.184912][ C0] ? do_syscall_64+0x31/0x40 [ 314.189473][ C0] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 314.195589][ C0] ? tipc_sk_dump+0xfc0/0xfc0 [ 314.200237][ C0] ? __kasan_check_write+0x14/0x20 [ 314.205410][ C0] ? _raw_spin_lock_bh+0x94/0xf0 [ 314.210347][ C0] tipc_sk_rcv+0x742/0x1dc0 [ 314.214827][ C0] ? kfree_skbmem+0x10c/0x180 [ 314.219481][ C0] ? __skb_queue_purge+0x170/0x170 [ 314.224572][ C0] ? tipc_sk_filter_rcv+0x30d7/0x3910 [ 314.229929][ C0] tipc_node_xmit+0x26c/0xd80 [ 314.234593][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 314.240210][ C0] tipc_node_distr_xmit+0x2a3/0x3b0 [ 314.245383][ C0] ? tipc_node_xmit_skb+0x150/0x150 [ 314.250732][ C0] tipc_sk_backlog_rcv+0x17d/0x210 [ 314.255836][ C0] ? tipc_sk_timeout+0x990/0x990 [ 314.260753][ C0] ? __local_bh_enable_ip+0x53/0x80 [ 314.265929][ C0] ? lock_sock_nested+0x21c/0x2a0 [ 314.270931][ C0] ? _raw_spin_unlock+0x4d/0x70 [ 314.275858][ C0] __release_sock+0x146/0x360 [ 314.280510][ C0] sock_setsockopt+0x1840/0x2680 [ 314.285427][ C0] ? __sock_set_mark+0x160/0x160 [ 314.290338][ C0] ? selinux_socket_setsockopt+0x282/0x360 [ 314.296117][ C0] ? selinux_socket_getsockopt+0x340/0x340 [ 314.301899][ C0] ? __kasan_check_write+0x14/0x20 [ 314.306984][ C0] ? __fget_files+0x2c4/0x320 [ 314.311632][ C0] ? security_socket_setsockopt+0x82/0xa0 [ 314.317441][ C0] __sys_setsockopt+0x272/0x480 [ 314.322398][ C0] ? __ia32_sys_recv+0xb0/0xb0 [ 314.327150][ C0] __x64_sys_setsockopt+0xbf/0xd0 [ 314.332161][ C0] do_syscall_64+0x31/0x40 [ 314.336572][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 314.342470][ C0] RIP: 0033:0x7f8959a09819 [ 314.346891][ C0] 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 [ 314.366493][ C0] RSP: 002b:00007f895984b028 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 314.374884][ C0] RAX: ffffffffffffffda RBX: 00007f8959c83090 RCX: 00007f8959a09819 [ 314.382830][ C0] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 314.390813][ C0] RBP: 00007f8959a9fc91 R08: 0000000000000004 R09: 0000000000000000 [ 314.398783][ C0] R10: 00002000000001c0 R11: 0000000000000246 R12: 0000000000000000 [ 314.406733][ C0] R13: 00007f8959c83128 R14: 00007f8959c83090 R15: 00007ffc4e259ca8 [ 314.414711][ C0] Sending NMI from CPU 0 to CPUs 1: [ 314.420320][ C1] NMI backtrace for cpu 1 [ 314.420328][ C1] CPU: 1 PID: 849 Comm: syz.2.164 Not tainted syzkaller #0 [ 314.420333][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 314.420336][ C1] RIP: 0010:kvm_wait+0xce/0x130 [ 314.420346][ C1] Code: 38 f0 75 26 41 f7 c4 00 02 00 00 75 0f 0f 1f 44 00 00 0f 00 2d 33 1e b8 03 f4 eb 0e 0f 1f 44 00 00 0f 00 2d 24 1e b8 03 fb f4 <4c> 89 64 24 18 ff 74 24 18 9d 48 c7 44 24 20 0e 36 e0 45 4b c7 04 [ 314.420350][ C1] RSP: 0018:ffffc90001c4f6e0 EFLAGS: 00000246 [ 314.420361][ C1] RAX: 0000000000000003 RBX: ffff88811901f288 RCX: ffffffff814bebea [ 314.420365][ C1] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff88811901f288 [ 314.420369][ C1] RBP: ffffc90001c4f790 R08: ffff88811901f288 R09: 1ffff11023203e51 [ 314.420373][ C1] R10: dffffc0000000000 R11: ffffed1023203e52 R12: 0000000000000246 [ 314.420378][ C1] R13: 1ffff11023203e51 R14: dffffc0000000000 R15: 1ffff92000389ee0 [ 314.420383][ C1] FS: 00007f895986c6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 314.420387][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 314.420391][ C1] CR2: 0000200000000000 CR3: 000000011a992000 CR4: 00000000003506a0 [ 314.420395][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 314.420400][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 314.420402][ C1] Call Trace: [ 314.420405][ C1] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 314.420409][ C1] ? kvm_arch_para_hints+0x30/0x30 [ 314.420412][ C1] ? __pv_queued_spin_lock_slowpath+0x6ba/0xb70 [ 314.420416][ C1] __pv_queued_spin_lock_slowpath+0x714/0xb70 [ 314.420420][ C1] ? __pv_queued_spin_unlock_slowpath+0x280/0x280 [ 314.420423][ C1] queued_spin_lock_slowpath+0x47/0x50 [ 314.420426][ C1] _raw_spin_lock_bh+0xe4/0xf0 [ 314.420429][ C1] ? _raw_spin_lock_irq+0xf0/0xf0 [ 314.420432][ C1] ? selinux_socket_sendmsg+0x22f/0x340 [ 314.420435][ C1] lock_sock_nested+0x90/0x2a0 [ 314.420438][ C1] ? sock_init_data+0xc0/0xc0 [ 314.420441][ C1] ? _raw_spin_lock_bh+0x94/0xf0 [ 314.420444][ C1] ? _raw_spin_unlock_bh+0x51/0x60 [ 314.420447][ C1] tipc_sendstream+0x47/0x70 [ 314.420450][ C1] ? tipc_getsockopt+0x4d0/0x4d0 [ 314.420453][ C1] ____sys_sendmsg+0x5b7/0x8f0 [ 314.420457][ C1] ? __sys_sendmsg_sock+0x40/0x40 [ 314.420459][ C1] ? import_iovec+0x7c/0xb0 [ 314.420462][ C1] ___sys_sendmsg+0x236/0x2e0 [ 314.420465][ C1] ? __sys_sendmsg+0x280/0x280 [ 314.420468][ C1] ? memcpy+0x56/0x70 [ 314.420471][ C1] ? __fdget+0x1a1/0x230 [ 314.420474][ C1] __x64_sys_sendmsg+0x1f9/0x2c0 [ 314.420477][ C1] ? __kasan_check_write+0x14/0x20 [ 314.420480][ C1] ? ___sys_sendmsg+0x2e0/0x2e0 [ 314.420483][ C1] ? debug_smp_processor_id+0x17/0x20 [ 314.420487][ C1] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 314.420490][ C1] ? exit_to_user_mode_prepare+0x2f/0xa0 [ 314.420493][ C1] do_syscall_64+0x31/0x40 [ 314.420497][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 314.420500][ C1] RIP: 0033:0x7f8959a09819 [ 314.420509][ 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 [ 314.420513][ C1] RSP: 002b:00007f895986c028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 314.420520][ C1] RAX: ffffffffffffffda RBX: 00007f8959c82fa0 RCX: 00007f8959a09819 [ 314.420525][ C1] RDX: 0000000000000000 RSI: 0000200000003280 RDI: 0000000000000004 [ 314.420529][ C1] RBP: 00007f8959a9fc91 R08: 0000000000000000 R09: 0000000000000000 [ 314.420534][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 314.420538][ C1] R13: 00007f8959c83038 R14: 00007f8959c82fa0 R15: 00007ffc4e259ca8 [ 465.100104][ C0] watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz.2.164:850] [ 465.108171][ C0] Modules linked in: [ 465.112050][ C0] CPU: 0 PID: 850 Comm: syz.2.164 Not tainted syzkaller #0 [ 465.119208][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 465.130162][ C0] RIP: 0010:_raw_spin_lock_bh+0x72/0xf0 [ 465.135703][ C0] Code: ef 03 48 b8 f1 f1 f1 f1 f8 f3 f3 f3 49 bc 00 00 00 00 00 fc ff df 4b 89 04 27 bf 01 02 00 00 e8 34 17 c2 fc 43 c6 44 27 04 04 44 24 20 00 00 00 00 48 89 df be 04 00 00 00 e8 39 7c 1c fd 4c [ 465.155374][ C0] RSP: 0018:ffffc90001dbe780 EFLAGS: 00000202 [ 465.161414][ C0] RAX: 0000000000000402 RBX: ffffc90001dbec94 RCX: ffffffff86e80803 [ 465.169354][ C0] RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000201 [ 465.177311][ C0] RBP: ffffc90001dbe810 R08: ffff88811901f283 R09: 1ffff11023203e50 [ 465.185273][ C0] R10: dffffc0000000000 R11: ffffed1023203e51 R12: dffffc0000000000 [ 465.193227][ C0] R13: ffff88811901f280 R14: ffffc90001dbe7a0 R15: 1ffff920003b7cf0 [ 465.201177][ C0] FS: 00007f895984b6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 465.210084][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 465.216644][ C0] CR2: 00007f895984aff8 CR3: 000000011a992000 CR4: 00000000003506b0 [ 465.224598][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 465.232549][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 465.240500][ C0] Call Trace: [ 465.243784][ C0] ? _raw_spin_lock_irq+0xf0/0xf0 [ 465.248780][ C0] tipc_sk_rcv+0x230/0x1dc0 [ 465.253255][ C0] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 465.259033][ C0] ? __stack_depot_save+0x47d/0x4c0 [ 465.264200][ C0] ? kasan_set_track+0x5b/0x70 [ 465.268944][ C0] ? kasan_set_track+0x4a/0x70 [ 465.273690][ C0] ? ____kasan_slab_free+0x125/0x160 [ 465.278949][ C0] ? __kasan_slab_free+0x11/0x20 [ 465.283859][ C0] ? slab_free_freelist_hook+0xc5/0x190 [ 465.289375][ C0] ? kmem_cache_free+0x100/0x2d0 [ 465.294282][ C0] ? tipc_node_distr_xmit+0x2a3/0x3b0 [ 465.299618][ C0] ? tipc_sk_backlog_rcv+0x17d/0x210 [ 465.304869][ C0] ? __release_sock+0x146/0x360 [ 465.309686][ C0] ? __sys_setsockopt+0x272/0x480 [ 465.314685][ C0] ? __skb_queue_purge+0x170/0x170 [ 465.319762][ C0] tipc_node_xmit+0x26c/0xd80 [ 465.324406][ C0] ? debug_smp_processor_id+0x17/0x20 [ 465.329757][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 465.335286][ C0] ? ____kasan_slab_free+0x130/0x160 [ 465.340565][ C0] ? __kasan_slab_free+0x11/0x20 [ 465.345480][ C0] ? kfree_skbmem+0x10c/0x180 [ 465.350133][ C0] tipc_node_distr_xmit+0x2a3/0x3b0 [ 465.355306][ C0] ? tipc_node_xmit_skb+0x150/0x150 [ 465.360470][ C0] ? trace_tipc_sk_rej_msg+0x2c/0x6d0 [ 465.365808][ C0] tipc_sk_rcv+0x18ed/0x1dc0 [ 465.370453][ C0] ? __skb_queue_purge+0x170/0x170 [ 465.375532][ C0] tipc_node_xmit+0x26c/0xd80 [ 465.380225][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 465.385743][ C0] tipc_sk_push_backlog+0x4dd/0x790 [ 465.390918][ C0] tipc_sk_proto_rcv+0xa65/0x1af0 [ 465.395907][ C0] ? trace_tipc_sk_dump+0x6c0/0x6c0 [ 465.401093][ C0] tipc_sk_filter_rcv+0x315a/0x3910 [ 465.406258][ C0] ? stack_trace_snprint+0xf0/0xf0 [ 465.411339][ C0] ? kasan_set_track+0x5b/0x70 [ 465.416243][ C0] ? kasan_set_track+0x5b/0x70 [ 465.420991][ C0] ? kasan_set_track+0x4a/0x70 [ 465.425727][ C0] ? kasan_set_free_info+0x23/0x40 [ 465.430807][ C0] ? ____kasan_slab_free+0x125/0x160 [ 465.436178][ C0] ? __kasan_slab_free+0x11/0x20 [ 465.441098][ C0] ? slab_free_freelist_hook+0xc5/0x190 [ 465.446647][ C0] ? kmem_cache_free+0x100/0x2d0 [ 465.451551][ C0] ? kfree_skbmem+0x10c/0x180 [ 465.456220][ C0] ? tipc_msg_reverse+0x698/0x900 [ 465.461227][ C0] ? tipc_sk_filter_rcv+0xcd2/0x3910 [ 465.466485][ C0] ? tipc_sk_backlog_rcv+0x117/0x210 [ 465.471741][ C0] ? __release_sock+0x146/0x360 [ 465.476566][ C0] ? sock_setsockopt+0x1840/0x2680 [ 465.481655][ C0] ? __x64_sys_setsockopt+0xbf/0xd0 [ 465.486826][ C0] ? do_syscall_64+0x31/0x40 [ 465.491413][ C0] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 465.497560][ C0] ? tipc_sk_dump+0xfc0/0xfc0 [ 465.502205][ C0] ? __kasan_check_write+0x14/0x20 [ 465.507284][ C0] ? _raw_spin_lock_bh+0x94/0xf0 [ 465.512190][ C0] tipc_sk_rcv+0x742/0x1dc0 [ 465.516668][ C0] ? kfree_skbmem+0x10c/0x180 [ 465.521311][ C0] ? __skb_queue_purge+0x170/0x170 [ 465.526386][ C0] ? tipc_sk_filter_rcv+0x30d7/0x3910 [ 465.531723][ C0] tipc_node_xmit+0x26c/0xd80 [ 465.536366][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 465.541879][ C0] tipc_node_distr_xmit+0x2a3/0x3b0 [ 465.547047][ C0] ? tipc_node_xmit_skb+0x150/0x150 [ 465.552212][ C0] tipc_sk_backlog_rcv+0x17d/0x210 [ 465.557289][ C0] ? tipc_sk_timeout+0x990/0x990 [ 465.562191][ C0] ? __local_bh_enable_ip+0x53/0x80 [ 465.567353][ C0] ? lock_sock_nested+0x21c/0x2a0 [ 465.572340][ C0] ? _raw_spin_unlock+0x4d/0x70 [ 465.577155][ C0] __release_sock+0x146/0x360 [ 465.581797][ C0] sock_setsockopt+0x1840/0x2680 [ 465.586701][ C0] ? __sock_set_mark+0x160/0x160 [ 465.591602][ C0] ? selinux_socket_setsockopt+0x282/0x360 [ 465.597377][ C0] ? selinux_socket_getsockopt+0x340/0x340 [ 465.603154][ C0] ? __kasan_check_write+0x14/0x20 [ 465.608229][ C0] ? __fget_files+0x2c4/0x320 [ 465.612873][ C0] ? security_socket_setsockopt+0x82/0xa0 [ 465.618559][ C0] __sys_setsockopt+0x272/0x480 [ 465.623378][ C0] ? __ia32_sys_recv+0xb0/0xb0 [ 465.628109][ C0] __x64_sys_setsockopt+0xbf/0xd0 [ 465.633098][ C0] do_syscall_64+0x31/0x40 [ 465.637485][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 465.643347][ C0] RIP: 0033:0x7f8959a09819 [ 465.647741][ C0] 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 [ 465.667311][ C0] RSP: 002b:00007f895984b028 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 465.675864][ C0] RAX: ffffffffffffffda RBX: 00007f8959c83090 RCX: 00007f8959a09819 [ 465.683804][ C0] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 465.691743][ C0] RBP: 00007f8959a9fc91 R08: 0000000000000004 R09: 0000000000000000 [ 465.699680][ C0] R10: 00002000000001c0 R11: 0000000000000246 R12: 0000000000000000 [ 465.707618][ C0] R13: 00007f8959c83128 R14: 00007f8959c83090 R15: 00007ffc4e259ca8 [ 465.715572][ C0] Sending NMI from CPU 0 to CPUs 1: [ 465.721161][ C1] NMI backtrace for cpu 1 [ 465.721166][ C1] CPU: 1 PID: 849 Comm: syz.2.164 Not tainted syzkaller #0 [ 465.721172][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 465.721175][ C1] RIP: 0010:kvm_wait+0xce/0x130 [ 465.721184][ C1] Code: 38 f0 75 26 41 f7 c4 00 02 00 00 75 0f 0f 1f 44 00 00 0f 00 2d 33 1e b8 03 f4 eb 0e 0f 1f 44 00 00 0f 00 2d 24 1e b8 03 fb f4 <4c> 89 64 24 18 ff 74 24 18 9d 48 c7 44 24 20 0e 36 e0 45 4b c7 04 [ 465.721188][ C1] RSP: 0018:ffffc90001c4f6e0 EFLAGS: 00000246 [ 465.721195][ C1] RAX: 0000000000000003 RBX: ffff88811901f288 RCX: ffffffff814bebea [ 465.721199][ C1] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff88811901f288 [ 465.721204][ C1] RBP: ffffc90001c4f790 R08: ffff88811901f288 R09: 1ffff11023203e51 [ 465.721208][ C1] R10: dffffc0000000000 R11: ffffed1023203e52 R12: 0000000000000246 [ 465.721212][ C1] R13: 1ffff11023203e51 R14: dffffc0000000000 R15: 1ffff92000389ee0 [ 465.721217][ C1] FS: 00007f895986c6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 465.721221][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 465.721225][ C1] CR2: 0000200000000000 CR3: 000000011a992000 CR4: 00000000003506a0 [ 465.721230][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 465.721234][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 465.721236][ C1] Call Trace: [ 465.721240][ C1] ? asm_common_interrupt+0x1e/0x40 [ 465.721243][ C1] ? kvm_arch_para_hints+0x30/0x30 [ 465.721246][ C1] ? __pv_queued_spin_lock_slowpath+0x6ba/0xb70 [ 465.721250][ C1] __pv_queued_spin_lock_slowpath+0x714/0xb70 [ 465.721254][ C1] ? __pv_queued_spin_unlock_slowpath+0x280/0x280 [ 465.721257][ C1] queued_spin_lock_slowpath+0x47/0x50 [ 465.721260][ C1] _raw_spin_lock_bh+0xe4/0xf0 [ 465.721263][ C1] ? _raw_spin_lock_irq+0xf0/0xf0 [ 465.721266][ C1] ? selinux_socket_sendmsg+0x22f/0x340 [ 465.721269][ C1] lock_sock_nested+0x90/0x2a0 [ 465.721272][ C1] ? sock_init_data+0xc0/0xc0 [ 465.721275][ C1] ? _raw_spin_lock_bh+0x94/0xf0 [ 465.721278][ C1] ? _raw_spin_unlock_bh+0x51/0x60 [ 465.721281][ C1] tipc_sendstream+0x47/0x70 [ 465.721284][ C1] ? tipc_getsockopt+0x4d0/0x4d0 [ 465.721287][ C1] ____sys_sendmsg+0x5b7/0x8f0 [ 465.721290][ C1] ? __sys_sendmsg_sock+0x40/0x40 [ 465.721292][ C1] ? import_iovec+0x7c/0xb0 [ 465.721295][ C1] ___sys_sendmsg+0x236/0x2e0 [ 465.721298][ C1] ? __sys_sendmsg+0x280/0x280 [ 465.721301][ C1] ? memcpy+0x56/0x70 [ 465.721304][ C1] ? __fdget+0x1a1/0x230 [ 465.721307][ C1] __x64_sys_sendmsg+0x1f9/0x2c0 [ 465.721310][ C1] ? __kasan_check_write+0x14/0x20 [ 465.721313][ C1] ? ___sys_sendmsg+0x2e0/0x2e0 [ 465.721316][ C1] ? debug_smp_processor_id+0x17/0x20 [ 465.721319][ C1] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 465.721323][ C1] ? exit_to_user_mode_prepare+0x2f/0xa0 [ 465.721326][ C1] do_syscall_64+0x31/0x40 [ 465.721329][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 465.721332][ C1] RIP: 0033:0x7f8959a09819 [ 465.721341][ 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 [ 465.721345][ C1] RSP: 002b:00007f895986c028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 465.721352][ C1] RAX: ffffffffffffffda RBX: 00007f8959c82fa0 RCX: 00007f8959a09819 [ 465.721356][ C1] RDX: 0000000000000000 RSI: 0000200000003280 RDI: 0000000000000004 [ 465.721361][ C1] RBP: 00007f8959a9fc91 R08: 0000000000000000 R09: 0000000000000000 [ 465.721365][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 465.721369][ C1] R13: 00007f8959c83038 R14: 00007f8959c82fa0 R15: 00007ffc4e259ca8