Warning: Permanently added '10.128.0.200' (ED25519) to the list of known hosts. 2026/02/12 03:06:20 parsed 1 programs [ 42.958263][ T24] kauditd_printk_skb: 30 callbacks suppressed [ 42.958276][ T24] audit: type=1400 audit(1770865581.400:104): avc: denied { unlink } for pid=414 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 43.005300][ T414] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 43.621323][ T24] audit: type=1401 audit(1770865582.060:105): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 43.640243][ T24] audit: type=1400 audit(1770865582.080:106): avc: denied { create } for pid=438 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 43.830294][ T452] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.837386][ T452] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.844796][ T452] device bridge_slave_0 entered promiscuous mode [ 43.851692][ T452] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.858803][ T452] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.866518][ T452] device bridge_slave_1 entered promiscuous mode [ 43.896882][ T452] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.904129][ T452] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.911713][ T452] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.918955][ T452] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.935045][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.942737][ T302] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.949971][ T302] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.960199][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.968700][ T302] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.975751][ T302] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.984371][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.992618][ T302] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.999638][ T302] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.013479][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.029061][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 44.037601][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.048533][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 44.056779][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 44.064553][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 44.073457][ T452] device veth0_vlan entered promiscuous mode [ 44.084125][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.093183][ T452] device veth1_macvtap entered promiscuous mode [ 44.101994][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.112952][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/02/12 03:06:23 executed programs: 0 [ 44.572205][ T24] audit: type=1400 audit(1770865582.990:107): avc: denied { write } for pid=405 comm="syz-execprog" path="pipe:[15207]" dev="pipefs" ino=15207 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 44.622124][ T475] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.629211][ T475] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.637081][ T475] device bridge_slave_0 entered promiscuous mode [ 44.644174][ T475] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.651211][ T475] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.658706][ T475] device bridge_slave_1 entered promiscuous mode [ 44.693816][ T475] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.700984][ T475] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.708395][ T475] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.715532][ T475] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.730640][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.738623][ T302] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.746255][ T302] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.755675][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.763965][ T302] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.771218][ T302] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.783579][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.791727][ T302] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.799080][ T302] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.813883][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.822062][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.831145][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.839526][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.855906][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 44.865358][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 44.875786][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 44.884387][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 44.892770][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 44.900183][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 44.908688][ T475] device veth0_vlan entered promiscuous mode [ 44.921271][ T475] device veth1_macvtap entered promiscuous mode [ 44.928506][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 44.937159][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.946187][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 44.966825][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.975660][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.986565][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.986856][ T24] audit: type=1400 audit(1770865583.430:108): avc: denied { create } for pid=491 comm="syz.2.16" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 44.995144][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.024031][ T24] audit: type=1400 audit(1770865583.460:109): avc: denied { write } for pid=491 comm="syz.2.16" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 45.044173][ T24] audit: type=1400 audit(1770865583.460:110): avc: denied { setopt } for pid=491 comm="syz.2.16" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 45.802897][ T49] device bridge_slave_1 left promiscuous mode [ 45.809024][ T49] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.816612][ T49] device bridge_slave_0 left promiscuous mode [ 45.823310][ T49] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.837053][ T49] device veth1_macvtap left promiscuous mode [ 45.843377][ T49] device veth0_vlan left promiscuous mode 2026/02/12 03:06:28 executed programs: 271 [ 151.742031][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 151.748940][ C1] rcu: 1-...!: (9998 ticks this GP) idle=c16/1/0x4000000000000000 softirq=4605/4605 fqs=1 last_accelerate: 9eba/c5c8 dyntick_enabled: 1 [ 151.762983][ C1] (t=10000 jiffies g=3157 q=323) [ 151.767997][ C1] rcu: rcu_preempt kthread starved for 9998 jiffies! g3157 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 [ 151.779247][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 151.789284][ C1] rcu: RCU grace-period kthread stack dump: [ 151.795280][ C1] task:rcu_preempt state:I stack: 0 pid: 13 ppid: 2 flags:0x00004000 [ 151.804469][ C1] Call Trace: [ 151.807748][ C1] __schedule+0xb53/0x1320 [ 151.812149][ C1] ? __sched_text_start+0x8/0x8 [ 151.817149][ C1] ? __mod_timer+0x7da/0xb50 [ 151.821752][ C1] schedule+0x13c/0x1d0 [ 151.826041][ C1] schedule_timeout+0x159/0x330 [ 151.830980][ C1] ? console_conditional_schedule+0x10/0x10 [ 151.836865][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 151.842417][ C1] ? run_local_timers+0x160/0x160 [ 151.847454][ C1] ? prepare_to_swait_event+0x320/0x340 [ 151.853117][ C1] rcu_gp_kthread+0x1045/0x2730 [ 151.857984][ C1] ? rcu_cleanup_dead_rnp+0x180/0x180 [ 151.863338][ C1] ? rcu_barrier_callback+0x50/0x50 [ 151.868522][ C1] ? __kasan_check_read+0x11/0x20 [ 151.873525][ C1] ? __kthread_parkme+0xb9/0x1c0 [ 151.878448][ C1] kthread+0x346/0x3d0 [ 151.882658][ C1] ? rcu_barrier_callback+0x50/0x50 [ 151.887962][ C1] ? kthread_blkcg+0xd0/0xd0 [ 151.892724][ C1] ret_from_fork+0x1f/0x30 [ 151.897157][ C1] NMI backtrace for cpu 1 [ 151.901466][ C1] CPU: 1 PID: 1700 Comm: syz.2.418 Not tainted syzkaller #0 [ 151.908754][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 151.919060][ C1] Call Trace: [ 151.922335][ C1] [ 151.925183][ C1] __dump_stack+0x21/0x24 [ 151.929591][ C1] dump_stack_lvl+0x1a7/0x208 [ 151.934298][ C1] ? show_regs_print_info+0x18/0x18 [ 151.939601][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 151.945302][ C1] ? _raw_spin_lock+0xf0/0xf0 [ 151.949971][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 151.956031][ C1] dump_stack+0x15/0x1c [ 151.960267][ C1] nmi_trigger_cpumask_backtrace+0x27f/0x2c0 [ 151.966341][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 151.972494][ C1] rcu_dump_cpu_stacks+0x19c/0x2c0 [ 151.977602][ C1] rcu_sched_clock_irq+0xf88/0x1880 [ 151.982802][ C1] ? rcutree_dead_cpu+0x310/0x310 [ 151.987870][ C1] ? hrtimer_run_queues+0x166/0x430 [ 151.993064][ C1] update_process_times+0x198/0x200 [ 151.998351][ C1] tick_sched_timer+0x17c/0x240 [ 152.003386][ C1] ? tick_setup_sched_timer+0x450/0x450 [ 152.008916][ C1] __hrtimer_run_queues+0x380/0x970 [ 152.014123][ C1] ? hrtimer_interrupt+0xdc0/0xdc0 [ 152.019224][ C1] ? ktime_get_update_offsets_now+0x293/0x2b0 [ 152.025288][ C1] hrtimer_interrupt+0x3a6/0xdc0 [ 152.030214][ C1] __sysvec_apic_timer_interrupt+0xfa/0x3f0 [ 152.036275][ C1] asm_call_irq_on_stack+0xf/0x20 [ 152.041569][ C1] [ 152.044967][ C1] sysvec_apic_timer_interrupt+0x85/0xe0 [ 152.050865][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 152.056913][ C1] RIP: 0010:preempt_count_add+0x52/0x1b0 [ 152.062642][ C1] Code: 01 00 00 83 3d 9e 28 a3 05 00 75 07 65 8b 05 61 9d bd 7e 65 01 3d 5a 9d bd 7e 48 c7 c0 c0 f8 e7 86 48 c1 e8 03 42 0f b6 04 38 <84> c0 0f 85 fc 00 00 00 83 3d 6f 28 a3 05 00 75 11 65 8b 05 32 9d [ 152.082788][ C1] RSP: 0018:ffffc9000157e758 EFLAGS: 00000a06 [ 152.088868][ C1] RAX: 0000000000000004 RBX: ffffc9000157ec94 RCX: ffffffff86e7f803 [ 152.096829][ C1] RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000201 [ 152.104797][ C1] RBP: ffffc9000157e770 R08: ffff88810df5ed83 R09: 1ffff11021bebdb0 [ 152.112842][ C1] R10: dffffc0000000000 R11: ffffed1021bebdb1 R12: dffffc0000000000 [ 152.120826][ C1] R13: ffff88810df5ed80 R14: ffffc9000157e7a0 R15: dffffc0000000000 [ 152.128874][ C1] _raw_spin_lock_bh+0x6c/0xf0 [ 152.133621][ C1] ? _raw_spin_lock_irq+0xf0/0xf0 [ 152.138711][ C1] tipc_sk_rcv+0x230/0x1dc0 [ 152.143198][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 152.149068][ C1] ? __stack_depot_save+0x47d/0x4c0 [ 152.154244][ C1] ? kasan_set_track+0x5b/0x70 [ 152.159083][ C1] ? kasan_set_track+0x4a/0x70 [ 152.163969][ C1] ? ____kasan_slab_free+0x125/0x160 [ 152.169227][ C1] ? __kasan_slab_free+0x11/0x20 [ 152.174142][ C1] ? slab_free_freelist_hook+0xc5/0x190 [ 152.179682][ C1] ? kmem_cache_free+0x100/0x2d0 [ 152.184598][ C1] ? tipc_node_distr_xmit+0x2a3/0x3b0 [ 152.189948][ C1] ? tipc_sk_backlog_rcv+0x17d/0x210 [ 152.195226][ C1] ? __release_sock+0x146/0x360 [ 152.200103][ C1] ? __sys_setsockopt+0x272/0x480 [ 152.205130][ C1] ? __skb_queue_purge+0x170/0x170 [ 152.210265][ C1] tipc_node_xmit+0x26c/0xd80 [ 152.214942][ C1] ? debug_smp_processor_id+0x17/0x20 [ 152.220312][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 152.225934][ C1] ? ____kasan_slab_free+0x130/0x160 [ 152.231647][ C1] ? __kasan_slab_free+0x11/0x20 [ 152.236565][ C1] ? kfree_skbmem+0x10c/0x180 [ 152.241293][ C1] tipc_node_distr_xmit+0x2a3/0x3b0 [ 152.246469][ C1] ? tipc_node_xmit_skb+0x150/0x150 [ 152.251640][ C1] ? trace_tipc_sk_rej_msg+0x2c/0x6d0 [ 152.256987][ C1] tipc_sk_rcv+0x18ed/0x1dc0 [ 152.261556][ C1] ? __skb_queue_purge+0x170/0x170 [ 152.266914][ C1] tipc_node_xmit+0x26c/0xd80 [ 152.271602][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 152.277146][ C1] tipc_sk_push_backlog+0x4dd/0x790 [ 152.282511][ C1] tipc_sk_proto_rcv+0xa65/0x1af0 [ 152.287550][ C1] ? trace_tipc_sk_dump+0x6c0/0x6c0 [ 152.292736][ C1] tipc_sk_filter_rcv+0x315a/0x3910 [ 152.298097][ C1] ? stack_trace_snprint+0xf0/0xf0 [ 152.303194][ C1] ? kasan_set_track+0x5b/0x70 [ 152.307948][ C1] ? kasan_set_track+0x5b/0x70 [ 152.312876][ C1] ? kasan_set_track+0x4a/0x70 [ 152.317917][ C1] ? kasan_set_free_info+0x23/0x40 [ 152.323039][ C1] ? ____kasan_slab_free+0x125/0x160 [ 152.328438][ C1] ? __kasan_slab_free+0x11/0x20 [ 152.333415][ C1] ? slab_free_freelist_hook+0xc5/0x190 [ 152.338956][ C1] ? kmem_cache_free+0x100/0x2d0 [ 152.343882][ C1] ? kfree_skbmem+0x10c/0x180 [ 152.348725][ C1] ? tipc_msg_reverse+0x698/0x900 [ 152.353742][ C1] ? tipc_sk_filter_rcv+0xcd2/0x3910 [ 152.359004][ C1] ? tipc_sk_backlog_rcv+0x117/0x210 [ 152.364278][ C1] ? __release_sock+0x146/0x360 [ 152.369124][ C1] ? sock_setsockopt+0x1840/0x2680 [ 152.374310][ C1] ? __x64_sys_setsockopt+0xbf/0xd0 [ 152.379579][ C1] ? do_syscall_64+0x31/0x40 [ 152.384429][ C1] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 152.390478][ C1] ? tipc_sk_dump+0xfc0/0xfc0 [ 152.395225][ C1] ? __kasan_check_write+0x14/0x20 [ 152.400778][ C1] ? _raw_spin_lock_bh+0x94/0xf0 [ 152.405720][ C1] tipc_sk_rcv+0x742/0x1dc0 [ 152.410209][ C1] ? kfree_skbmem+0x10c/0x180 [ 152.414868][ C1] ? __skb_queue_purge+0x170/0x170 [ 152.420049][ C1] ? tipc_sk_filter_rcv+0x30d7/0x3910 [ 152.425442][ C1] tipc_node_xmit+0x26c/0xd80 [ 152.430193][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 152.435914][ C1] tipc_node_distr_xmit+0x2a3/0x3b0 [ 152.441137][ C1] ? tipc_node_xmit_skb+0x150/0x150 [ 152.446319][ C1] tipc_sk_backlog_rcv+0x17d/0x210 [ 152.451417][ C1] ? tipc_sk_timeout+0x990/0x990 [ 152.456334][ C1] ? __local_bh_enable_ip+0x53/0x80 [ 152.461602][ C1] ? lock_sock_nested+0x21c/0x2a0 [ 152.466624][ C1] ? _raw_spin_unlock+0x4d/0x70 [ 152.471505][ C1] __release_sock+0x146/0x360 [ 152.476169][ C1] sock_setsockopt+0x1840/0x2680 [ 152.481194][ C1] ? __sock_set_mark+0x160/0x160 [ 152.486185][ C1] ? selinux_socket_setsockopt+0x282/0x360 [ 152.491967][ C1] ? selinux_socket_getsockopt+0x340/0x340 [ 152.497751][ C1] ? __kasan_check_write+0x14/0x20 [ 152.502994][ C1] ? __fget_files+0x2c4/0x320 [ 152.507660][ C1] ? security_socket_setsockopt+0x82/0xa0 [ 152.513536][ C1] __sys_setsockopt+0x272/0x480 [ 152.518364][ C1] ? __ia32_sys_recv+0xb0/0xb0 [ 152.523129][ C1] __x64_sys_setsockopt+0xbf/0xd0 [ 152.528248][ C1] do_syscall_64+0x31/0x40 [ 152.532665][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 152.538717][ C1] RIP: 0033:0x7f79652b1479 [ 152.543119][ 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 [ 152.563208][ C1] RSP: 002b:00007f7964cf8028 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 152.571797][ C1] RAX: ffffffffffffffda RBX: 00007f79654e0080 RCX: 00007f79652b1479 [ 152.579854][ C1] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 152.588008][ C1] RBP: 00007f79653421bc R08: 0000000000000004 R09: 0000000000000000 [ 152.596069][ C1] R10: 0000000020000540 R11: 0000000000000246 R12: 0000000000000000 [ 152.604045][ C1] R13: 0000000000000001 R14: 00007f79654e0080 R15: 00007ffd8de61778 [ 198.946977][ C0] watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz.2.418:1699] [ 198.955177][ C0] Modules linked in: [ 198.959169][ C0] CPU: 0 PID: 1699 Comm: syz.2.418 Not tainted syzkaller #0 [ 198.966645][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 198.976908][ C0] RIP: 0010:kvm_wait+0xce/0x130 [ 198.982056][ C0] Code: 38 f0 75 26 41 f7 c4 00 02 00 00 75 0f 0f 1f 44 00 00 0f 00 2d 93 1e b8 03 f4 eb 0e 0f 1f 44 00 00 0f 00 2d 84 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 [ 199.002199][ C0] RSP: 0018:ffffc9000156f6e0 EFLAGS: 00000246 [ 199.008472][ C0] RAX: 0000000000000003 RBX: ffff88810df5ed88 RCX: ffffffff814bed3a [ 199.016529][ C0] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff88810df5ed88 [ 199.024498][ C0] RBP: ffffc9000156f790 R08: ffff88810df5ed88 R09: 1ffff11021bebdb1 [ 199.032650][ C0] R10: dffffc0000000000 R11: ffffed1021bebdb2 R12: 0000000000000246 [ 199.040710][ C0] R13: 1ffff11021bebdb1 R14: dffffc0000000000 R15: 1ffff920002adee0 [ 199.048771][ C0] FS: 00007f7964d196c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 199.057717][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 199.064527][ C0] CR2: 0000000020000000 CR3: 0000000113c18000 CR4: 00000000003506b0 [ 199.072679][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 199.080652][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 199.088721][ C0] Call Trace: [ 199.092021][ C0] ? kvm_arch_para_hints+0x30/0x30 [ 199.097223][ C0] __pv_queued_spin_lock_slowpath+0x714/0xb70 [ 199.103379][ C0] ? __pv_queued_spin_unlock_slowpath+0x280/0x280 [ 199.109789][ C0] queued_spin_lock_slowpath+0x47/0x50 [ 199.115246][ C0] _raw_spin_lock_bh+0xe4/0xf0 [ 199.120030][ C0] ? _raw_spin_lock_irq+0xf0/0xf0 [ 199.125493][ C0] ? selinux_socket_sendmsg+0x22f/0x340 [ 199.131042][ C0] lock_sock_nested+0x90/0x2a0 [ 199.135896][ C0] ? sock_init_data+0xc0/0xc0 [ 199.140574][ C0] ? _raw_spin_lock_bh+0x94/0xf0 [ 199.145517][ C0] ? _raw_spin_unlock_bh+0x51/0x60 [ 199.150634][ C0] tipc_sendstream+0x47/0x70 [ 199.155225][ C0] ? tipc_getsockopt+0x4d0/0x4d0 [ 199.160162][ C0] ____sys_sendmsg+0x5b7/0x8f0 [ 199.164922][ C0] ? __sys_sendmsg_sock+0x40/0x40 [ 199.170044][ C0] ? import_iovec+0x7c/0xb0 [ 199.174640][ C0] ___sys_sendmsg+0x236/0x2e0 [ 199.179521][ C0] ? __sys_sendmsg+0x280/0x280 [ 199.184372][ C0] ? memcpy+0x56/0x70 [ 199.188371][ C0] ? __fdget+0x1a1/0x230 [ 199.192700][ C0] __x64_sys_sendmsg+0x1f9/0x2c0 [ 199.197821][ C0] ? __kasan_check_write+0x14/0x20 [ 199.202933][ C0] ? ___sys_sendmsg+0x2e0/0x2e0 [ 199.207800][ C0] ? debug_smp_processor_id+0x17/0x20 [ 199.213173][ C0] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 199.219236][ C0] ? exit_to_user_mode_prepare+0x2f/0xa0 [ 199.224900][ C0] do_syscall_64+0x31/0x40 [ 199.229336][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 199.235336][ C0] RIP: 0033:0x7f79652b1479 [ 199.239754][ 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 [ 199.259356][ C0] RSP: 002b:00007f7964d19028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 199.267893][ C0] RAX: ffffffffffffffda RBX: 00007f79654dffa0 RCX: 00007f79652b1479 [ 199.275880][ C0] RDX: 0000000000000000 RSI: 00000000200002c0 RDI: 0000000000000004 [ 199.283865][ C0] RBP: 00007f79653421bc R08: 0000000000000000 R09: 0000000000000000 [ 199.291845][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 199.299917][ C0] R13: 0000000000000000 R14: 00007f79654dffa0 R15: 00007ffd8de61778 [ 199.307991][ C0] Sending NMI from CPU 0 to CPUs 1: [ 199.314018][ C1] NMI backtrace for cpu 1 [ 199.314023][ C1] CPU: 1 PID: 1700 Comm: syz.2.418 Not tainted syzkaller #0 [ 199.314028][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 199.314032][ C1] RIP: 0010:tipc_sk_lookup+0x22c/0x5f0 [ 199.314041][ C1] Code: fd fc 45 85 e4 0f 85 07 02 00 00 e8 be 17 fd fc 89 d8 48 8b 0c 24 48 8d 5c c1 40 48 89 d8 48 83 c8 01 48 89 44 24 28 48 89 d8 <48> c1 e8 03 48 89 44 24 58 49 bc 00 00 00 00 00 fc ff df 48 89 5c [ 199.314045][ C1] RSP: 0018:ffffc9000157e720 EFLAGS: 00000286 [ 199.314053][ C1] RAX: ffff888116a867f8 RBX: ffff888116a867f8 RCX: ffff888116a86000 [ 199.314058][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 199.314062][ C1] RBP: ffffc9000157e810 R08: 0000000000000003 R09: 0000000000000004 [ 199.314066][ C1] R10: dffffc0000000000 R11: fffff520002afcf4 R12: 0000000000000000 [ 199.314070][ C1] R13: ffff888116a86004 R14: 000000000ee8002f R15: ffff8881172250de [ 199.314075][ C1] FS: 00007f7964cf86c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 199.314079][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 199.314083][ C1] CR2: 00007f7964cf7ff8 CR3: 0000000113c18000 CR4: 00000000003506a0 [ 199.314087][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 199.314091][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 199.314094][ C1] Call Trace: [ 199.314097][ C1] ? _raw_spin_lock_bh+0x94/0xf0 [ 199.314100][ C1] ? tipc_sk_rcv+0x1dc0/0x1dc0 [ 199.314103][ C1] tipc_sk_rcv+0x350/0x1dc0 [ 199.314106][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 199.314109][ C1] ? __stack_depot_save+0x47d/0x4c0 [ 199.314112][ C1] ? kasan_set_track+0x5b/0x70 [ 199.314115][ C1] ? kasan_set_track+0x4a/0x70 [ 199.314119][ C1] ? ____kasan_slab_free+0x125/0x160 [ 199.314122][ C1] ? __kasan_slab_free+0x11/0x20 [ 199.314125][ C1] ? slab_free_freelist_hook+0xc5/0x190 [ 199.314128][ C1] ? kmem_cache_free+0x100/0x2d0 [ 199.314131][ C1] ? tipc_node_distr_xmit+0x2a3/0x3b0 [ 199.314134][ C1] ? tipc_sk_backlog_rcv+0x17d/0x210 [ 199.314137][ C1] ? __release_sock+0x146/0x360 [ 199.314141][ C1] ? __sys_setsockopt+0x272/0x480 [ 199.314144][ C1] ? __skb_queue_purge+0x170/0x170 [ 199.314147][ C1] tipc_node_xmit+0x26c/0xd80 [ 199.314150][ C1] ? debug_smp_processor_id+0x17/0x20 [ 199.314153][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 199.314156][ C1] ? ____kasan_slab_free+0x130/0x160 [ 199.314159][ C1] ? __kasan_slab_free+0x11/0x20 [ 199.314162][ C1] ? kfree_skbmem+0x10c/0x180 [ 199.314165][ C1] tipc_node_distr_xmit+0x2a3/0x3b0 [ 199.314168][ C1] ? tipc_node_xmit_skb+0x150/0x150 [ 199.314171][ C1] ? trace_tipc_sk_rej_msg+0x2c/0x6d0 [ 199.314174][ C1] tipc_sk_rcv+0x18ed/0x1dc0 [ 199.314177][ C1] ? __skb_queue_purge+0x170/0x170 [ 199.314180][ C1] tipc_node_xmit+0x26c/0xd80 [ 199.314184][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 199.314187][ C1] tipc_sk_push_backlog+0x4dd/0x790 [ 199.314190][ C1] tipc_sk_proto_rcv+0xa65/0x1af0 [ 199.314193][ C1] ? trace_tipc_sk_dump+0x6c0/0x6c0 [ 199.314196][ C1] tipc_sk_filter_rcv+0x315a/0x3910 [ 199.314199][ C1] ? stack_trace_snprint+0xf0/0xf0 [ 199.314202][ C1] ? kasan_set_track+0x5b/0x70 [ 199.314205][ C1] ? kasan_set_track+0x5b/0x70 [ 199.314208][ C1] ? kasan_set_track+0x4a/0x70 [ 199.314211][ C1] ? kasan_set_free_info+0x23/0x40 [ 199.314214][ C1] ? ____kasan_slab_free+0x125/0x160 [ 199.314217][ C1] ? __kasan_slab_free+0x11/0x20 [ 199.314220][ C1] ? slab_free_freelist_hook+0xc5/0x190 [ 199.314224][ C1] ? kmem_cache_free+0x100/0x2d0 [ 199.314227][ C1] ? kfree_skbmem+0x10c/0x180 [ 199.314230][ C1] ? tipc_msg_reverse+0x698/0x900 [ 199.314233][ C1] ? tipc_sk_filter_rcv+0xcd2/0x3910 [ 199.314236][ C1] ? tipc_sk_backlog_rcv+0x117/0x210 [ 199.314239][ C1] ? __release_sock+0x146/0x360 [ 199.314242][ C1] ? sock_setsockopt+0x1840/0x2680 [ 199.314245][ C1] ? __x64_sys_setsockopt+0xbf/0xd0 [ 199.314248][ C1] ? do_syscall_64+0x31/0x40 [ 199.314252][ C1] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 199.314255][ C1] ? tipc_sk_dump+0xfc0/0xfc0 [ 199.314258][ C1] ? __kasan_check_write+0x14/0x20 [ 199.314261][ C1] ? _raw_spin_lock_bh+0x94/0xf0 [ 199.314264][ C1] tipc_sk_rcv+0x742/0x1dc0 [ 199.314266][ C1] ? kfree_skbmem+0x10c/0x180 [ 199.314270][ C1] ? __skb_queue_purge+0x170/0x170 [ 199.314273][ C1] ? tipc_sk_filter_rcv+0x30d7/0x3910 [ 199.314276][ C1] tipc_node_xmit+0x26c/0xd80 [ 199.314279][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0 [ 199.314281][ C1] tipc_node_distr_xmit+0x2a3/0x3b0 [ 199.314284][ C1] ? tipc_node_xmit_skb+0x150/0x150 [ 199.314287][ C1] tipc_sk_backlog_rcv+0x17d/0x210 [ 199.314290][ C1] ? tipc_sk_timeout+0x990/0x990 [ 199.314292][ C1] ? __local_bh_enable_ip+0x53/0x80 [ 199.314295][ C1] ? lock_sock_nested+0x21c/0x2a0 [ 199.314298][ C1] ? _raw_spin_unlock+0x4d/0x70 [ 199.314300][ C1] __release_sock+0x146/0x360 [ 199.314303][ C1] sock_setsockopt+0x1840/0x2680 [ 199.314306][ C1] ? __sock_set_mark+0x160/0x160 [ 199.314309][ C1] ? selinux_socket_setsockopt+0x282/0x360 [ 199.314312][ C1] ? selinux_socket_getsockopt+0x340/0x340 [ 199.314315][ C1] ? __kasan_check_write+0x14/0x20 [ 199.314318][ C1] ? __fget_files+0x2c4/0x320 [ 199.314321][ C1] ? security_socket_setsockopt+0x82/0xa0 [ 199.314323][ C1] __sys_setsockopt+0x272/0x480 [ 199.314326][ C1] ? __ia32_sys_recv+0xb0/0xb0 [ 199.314329][ C1] __x64_sys_setsockopt+0xbf/0xd0 [ 199.314331][ C1] do_syscall_64+0x31/0x40 [ 199.314334][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 199.314337][ C1] RIP: 0033:0x7f79652b1479 [ 199.314345][ 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 [ 199.314348][ C1] RSP: 002b:00007f7964cf8028 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 199.314356][ C1] RAX: ffffffffffffffda RBX: 00007f79654e0080 RCX: 00007f79652b1479 [ 199.314360][ C1] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 199.314363][ C1] RBP: 00007f79653421bc R08: 0000000000000004 R09: 0000000000000000 [ 199.314367][ C1] R10: 0000000020000540 R11: 0000000000000246 R12: 0000000000000000 [ 199.314371][ C1] R13: 0000000000000001 R14: 00007f79654e0080 R15: 00007ffd8de61778