[  398.425738][   T45] device bridge_slave_1 left promiscuous mode
[  398.431922][   T45] bridge0: port 2(bridge_slave_1) entered disabled state
[  398.439418][   T45] device bridge_slave_0 left promiscuous mode
[  398.445685][   T45] bridge0: port 1(bridge_slave_0) entered disabled state
[  398.453579][   T45] device veth1_macvtap left promiscuous mode
[  398.459669][   T45] device veth0_vlan left promiscuous mode
Warning: Permanently added '10.128.1.229' (ED25519) to the list of known hosts.
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[  504.864979][    C0] rcu: INFO: rcu_preempt self-detected stall on CPU
[  504.872139][    C0] rcu: 	0-...!: (10000 ticks this GP) idle=365/1/0x4000000000000000 softirq=405541/405541 fqs=0 last_accelerate: 28a4/4fb4 dyntick_enabled: 1
[  504.886706][    C0] 	(t=10000 jiffies g=259993 q=203)
[  504.891954][    C0] rcu: rcu_preempt kthread timer wakeup didn't happen for 9999 jiffies! g259993 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
[  504.904358][    C0] rcu: 	Possible timer handling issue on cpu=0 timer-softirq=16542
[  504.912244][    C0] rcu: rcu_preempt kthread starved for 10000 jiffies! g259993 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
[  504.923676][    C0] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[  504.933713][    C0] rcu: RCU grace-period kthread stack dump:
[  504.939682][    C0] task:rcu_preempt     state:I stack:28720 pid:   14 ppid:     2 flags:0x00004000
[  504.949137][    C0] Call Trace:
[  504.952404][    C0]  <TASK>
[  504.955359][    C0]  __schedule+0xb6e/0x14c0
[  504.959869][    C0]  ? release_firmware_map_entry+0x190/0x190
[  504.965861][    C0]  ? _raw_spin_unlock_irqrestore+0x5b/0x80
[  504.971679][    C0]  ? __mod_timer+0x7ae/0xb30
[  504.976251][    C0]  schedule+0x11e/0x1e0
[  504.980383][    C0]  schedule_timeout+0x12c/0x2e0
[  504.985230][    C0]  ? console_conditional_schedule+0x30/0x30
[  504.991114][    C0]  ? update_process_times+0x200/0x200
[  504.996585][    C0]  ? prepare_to_swait_event+0x308/0x320
[  505.002113][    C0]  rcu_gp_fqs_loop+0x293/0xf60
[  505.006898][    C0]  ? debug_smp_processor_id+0x17/0x20
[  505.012244][    C0]  ? __note_gp_changes+0x4e2/0x9e0
[  505.017494][    C0]  ? rcu_gp_init+0xc00/0xc00
[  505.022146][    C0]  ? _raw_spin_unlock_irq+0x4e/0x70
[  505.027316][    C0]  ? rcu_gp_init+0x9a7/0xc00
[  505.031884][    C0]  rcu_gp_kthread+0x98/0x330
[  505.036463][    C0]  ? wake_nocb_gp+0x1d0/0x1d0
[  505.041112][    C0]  ? __kasan_check_read+0x11/0x20
[  505.046128][    C0]  ? __kthread_parkme+0xac/0x200
[  505.051126][    C0]  ? preempt_count_add+0x90/0x1b0
[  505.056214][    C0]  kthread+0x411/0x500
[  505.060262][    C0]  ? wake_nocb_gp+0x1d0/0x1d0
[  505.065000][    C0]  ? kthread_blkcg+0xd0/0xd0
[  505.069935][    C0]  ret_from_fork+0x1f/0x30
[  505.074409][    C0]  </TASK>
[  505.077416][    C0] rcu: Stack dump where RCU GP kthread last ran:
[  505.083729][    C0] NMI backtrace for cpu 0
[  505.088148][    C0] CPU: 0 PID: 474 Comm: syz-executor915 Not tainted syzkaller #0
[  505.096106][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  505.106355][    C0] Call Trace:
[  505.109741][    C0]  <IRQ>
[  505.112669][    C0]  __dump_stack+0x21/0x30
[  505.116981][    C0]  dump_stack_lvl+0xee/0x150
[  505.121660][    C0]  ? show_regs_print_info+0x20/0x20
[  505.127036][    C0]  dump_stack+0x15/0x20
[  505.131196][    C0]  nmi_cpu_backtrace+0x2b4/0x2c0
[  505.136118][    C0]  ? nmi_trigger_cpumask_backtrace+0x240/0x240
[  505.142268][    C0]  ? load_image+0x3a0/0x3a0
[  505.146743][    C0]  ? arch_trigger_cpumask_backtrace+0x20/0x20
[  505.152782][    C0]  ? arch_trigger_cpumask_backtrace+0x20/0x20
[  505.158816][    C0]  nmi_trigger_cpumask_backtrace+0x138/0x240
[  505.164860][    C0]  arch_trigger_cpumask_backtrace+0x10/0x20
[  505.170813][    C0]  rcu_check_gp_kthread_starvation+0x1e0/0x260
[  505.176942][    C0]  ? rcu_check_gp_kthread_expired_fqs_timer+0x186/0x230
[  505.183943][    C0]  print_cpu_stall+0x31b/0x600
[  505.188689][    C0]  rcu_sched_clock_irq+0x74a/0x12b0
[  505.193860][    C0]  ? rcu_boost_kthread_setaffinity+0x310/0x310
[  505.199996][    C0]  ? raise_softirq+0x71/0xe0
[  505.204576][    C0]  ? __raise_softirq_irqoff+0xd0/0xd0
[  505.210189][    C0]  ? hrtimer_run_queues+0x166/0x430
[  505.215633][    C0]  update_process_times+0x198/0x200
[  505.220819][    C0]  tick_sched_timer+0x17c/0x240
[  505.225648][    C0]  ? tick_setup_sched_timer+0x450/0x450
[  505.231169][    C0]  __hrtimer_run_queues+0x3b5/0x9e0
[  505.236344][    C0]  ? __kasan_check_write+0x14/0x20
[  505.241430][    C0]  ? hrtimer_interrupt+0x8c0/0x8c0
[  505.246512][    C0]  ? ktime_get_update_offsets_now+0x2fa/0x310
[  505.252552][    C0]  hrtimer_interrupt+0x3c7/0x8c0
[  505.257549][    C0]  __sysvec_apic_timer_interrupt+0xfa/0x3e0
[  505.263532][    C0]  sysvec_apic_timer_interrupt+0xa4/0xc0
[  505.269243][    C0]  </IRQ>
[  505.272586][    C0]  <TASK>
[  505.275583][    C0]  asm_sysvec_apic_timer_interrupt+0x1b/0x20
[  505.281558][    C0] RIP: 0010:__local_bh_enable_ip+0xb/0x80
[  505.287451][    C0] Code: 14 65 8b 05 af cf c3 7e 65 81 05 a4 cf c3 7e 00 fe ff ff 5d c3 0f 0b eb e8 66 0f 1f 44 00 00 55 48 89 e5 65 8b 05 8d cf c3 7e <a9> 00 00 0f 00 75 5a 65 8b 05 7f cf c3 7e b8 01 00 00 00 29 f0 65
[  505.307218][    C0] RSP: 0018:ffffc90002b36710 EFLAGS: 00000206
[  505.313386][    C0] RAX: 0000000000000402 RBX: ffff8881106a5e88 RCX: ffffffff84a8e9db
[  505.321450][    C0] RDX: 0000000000000000 RSI: 0000000000000201 RDI: ffffffff848d5feb
[  505.329419][    C0] RBP: ffffc90002b36710 R08: dffffc0000000000 R09: ffffed10220d4bd2
[  505.337426][    C0] R10: ffffed10220d4bd2 R11: 1ffff110220d4bd1 R12: dffffc0000000000
[  505.345467][    C0] R13: 1ffff92000566ce4 R14: ffffffff848d5feb R15: ffff8881106a5e00
[  505.353439][    C0]  ? tipc_sk_rcv+0x42b/0x2c60
[  505.358112][    C0]  ? _raw_spin_trylock_bh+0x7b/0x130
[  505.363374][    C0]  ? tipc_sk_rcv+0x42b/0x2c60
[  505.368052][    C0]  _raw_spin_trylock_bh+0xd5/0x130
[  505.373283][    C0]  ? _raw_spin_trylock+0x140/0x140
[  505.378492][    C0]  ? tipc_sk_rcv+0x3cd/0x2c60
[  505.383166][    C0]  tipc_sk_rcv+0x42b/0x2c60
[  505.387659][    C0]  ? stack_trace_save+0x98/0xe0
[  505.392651][    C0]  ? __stack_depot_save+0x442/0x480
[  505.397947][    C0]  ? kasan_set_free_info+0x23/0x40
[  505.403066][    C0]  ? __kasan_slab_free+0x11/0x20
[  505.408080][    C0]  ? tipc_node_xmit+0x256/0xce0
[  505.412911][    C0]  ? tipc_sk_backlog_rcv+0x16f/0x1f0
[  505.418165][    C0]  ? __release_sock+0x143/0x350
[  505.423012][    C0]  ? sock_setsockopt+0x1b65/0x2270
[  505.428097][    C0]  ? __skb_queue_purge+0x170/0x170
[  505.433186][    C0]  tipc_node_xmit+0x256/0xce0
[  505.437840][    C0]  ? kasan_quarantine_put+0x34/0x190
[  505.443118][    C0]  ? tipc_node_get_linkname+0x1a0/0x1a0
[  505.448645][    C0]  ? ____kasan_slab_free+0x130/0x160
[  505.453934][    C0]  ? __kasan_slab_free+0x11/0x20
[  505.458965][    C0]  ? slab_free_freelist_hook+0xc2/0x190
[  505.464726][    C0]  ? kfree_skbmem+0x10c/0x180
[  505.469504][    C0]  tipc_node_distr_xmit+0x292/0x390
[  505.474762][    C0]  ? tipc_node_xmit_skb+0x130/0x130
[  505.479969][    C0]  tipc_sk_rcv+0x19de/0x2c60
[  505.484654][    C0]  ? __skb_queue_purge+0x170/0x170
[  505.489749][    C0]  tipc_node_xmit+0x256/0xce0
[  505.494432][    C0]  ? tipc_node_get_linkname+0x1a0/0x1a0
[  505.500245][    C0]  tipc_sk_push_backlog+0x4dd/0x790
[  505.505663][    C0]  tipc_sk_proto_rcv+0x98d/0x1540
[  505.510681][    C0]  ? tipc_sk_filter_rcv+0x2c40/0x2c40
[  505.516037][    C0]  ? unwind_get_return_address+0x4d/0x90
[  505.521695][    C0]  ? stack_trace_save+0xe0/0xe0
[  505.526664][    C0]  ? arch_stack_walk+0xe0/0x140
[  505.531505][    C0]  tipc_sk_filter_rcv+0x2a55/0x2c40
[  505.536699][    C0]  ? stack_trace_save+0x98/0xe0
[  505.541525][    C0]  ? __stack_depot_save+0x34/0x480
[  505.546615][    C0]  ? kasan_set_track+0x5b/0x70
[  505.551452][    C0]  ? kasan_set_track+0x4a/0x70
[  505.556285][    C0]  ? kasan_set_free_info+0x23/0x40
[  505.561390][    C0]  ? kasan_set_track+0x5b/0x70
[  505.566135][    C0]  ? kasan_set_track+0x4a/0x70
[  505.570872][    C0]  ? kasan_set_free_info+0x23/0x40
[  505.575967][    C0]  ? ____kasan_slab_free+0x125/0x160
[  505.581315][    C0]  ? __kasan_slab_free+0x11/0x20
[  505.586239][    C0]  ? slab_free_freelist_hook+0xc2/0x190
[  505.591801][    C0]  ? kmem_cache_free+0x100/0x320
[  505.596746][    C0]  ? kfree_skbmem+0x10c/0x180
[  505.601494][    C0]  ? kfree_skb+0xc1/0x2f0
[  505.605887][    C0]  ? tipc_msg_reverse+0x698/0x900
[  505.610977][    C0]  ? tipc_sk_filter_rcv+0xbe5/0x2c40
[  505.616236][    C0]  ? tipc_sk_backlog_rcv+0x109/0x1f0
[  505.621495][    C0]  ? __release_sock+0x143/0x350
[  505.626335][    C0]  ? __sys_setsockopt+0x268/0x460
[  505.631350][    C0]  ? __x64_sys_setsockopt+0xbf/0xd0
[  505.636546][    C0]  ? do_syscall_64+0x4c/0xa0
[  505.641260][    C0]  ? entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  505.647392][    C0]  ? tipc_sk_publish+0x440/0x440
[  505.652337][    C0]  ? __kasan_check_write+0x14/0x20
[  505.657535][    C0]  ? _raw_spin_lock_bh+0x8e/0xe0
[  505.662459][    C0]  tipc_sk_rcv+0x7b7/0x2c60
[  505.667045][    C0]  ? kfree_skbmem+0x10c/0x180
[  505.671995][    C0]  ? skb_release_data+0x814/0xa10
[  505.677010][    C0]  ? __skb_queue_purge+0x170/0x170
[  505.682409][    C0]  ? tipc_sk_filter_rcv+0x29de/0x2c40
[  505.687884][    C0]  tipc_node_xmit+0x256/0xce0
[  505.692634][    C0]  ? tipc_node_get_linkname+0x1a0/0x1a0
[  505.698184][    C0]  tipc_node_distr_xmit+0x292/0x390
[  505.703544][    C0]  ? tipc_node_xmit_skb+0x130/0x130
[  505.708818][    C0]  ? __this_cpu_preempt_check+0x13/0x20
[  505.714359][    C0]  ? __pv_queued_spin_lock_slowpath+0x7e6/0x9c0
[  505.720690][    C0]  tipc_sk_backlog_rcv+0x16f/0x1f0
[  505.725815][    C0]  ? tipc_sk_timeout+0x970/0x970
[  505.730738][    C0]  ? lock_sock_nested+0x1f1/0x290
[  505.735750][    C0]  __release_sock+0x143/0x350
[  505.740509][    C0]  sock_setsockopt+0x1b65/0x2270
[  505.745427][    C0]  ? security_file_alloc+0x33/0x120
[  505.750810][    C0]  ? __sock_set_mark+0x160/0x160
[  505.755722][    C0]  ? selinux_socket_setsockopt+0x21c/0x300
[  505.761626][    C0]  ? selinux_socket_getsockopt+0x2e0/0x2e0
[  505.767492][    C0]  ? memcpy+0x56/0x70
[  505.771473][    C0]  ? __fget_files+0x2c4/0x320
[  505.776125][    C0]  ? security_socket_setsockopt+0x82/0xa0
[  505.781833][    C0]  __sys_setsockopt+0x268/0x460
[  505.786665][    C0]  ? __ia32_sys_recv+0xb0/0xb0
[  505.791530][    C0]  ? fd_install+0x169/0x2a0
[  505.796009][    C0]  ? __kasan_check_write+0x14/0x20
[  505.801096][    C0]  __x64_sys_setsockopt+0xbf/0xd0
[  505.806095][    C0]  x64_sys_call+0x982/0x9a0
[  505.810578][    C0]  do_syscall_64+0x4c/0xa0
[  505.814971][    C0]  ? clear_bhb_loop+0x50/0xa0
[  505.819641][    C0]  ? clear_bhb_loop+0x50/0xa0
[  505.824378][    C0]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  505.830249][    C0] RIP: 0033:0x7ff34996c3e9
[  505.834713][    C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  505.854661][    C0] RSP: 002b:00007ff34992d228 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[  505.863055][    C0] RAX: ffffffffffffffda RBX: 00007ff34992d6c0 RCX: 00007ff34996c3e9
[  505.871190][    C0] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003
[  505.879137][    C0] RBP: 00007ff3499f6328 R08: 0000000000000004 R09: 0000000000000000
[  505.887173][    C0] R10: 0000000020000040 R11: 0000000000000246 R12: 00007ff3499f6320
[  505.895127][    C0] R13: 00007ff3499f632c R14: 00007fffe0b713f0 R15: 00007fffe0b714d8
[  505.903185][    C0]  </TASK>
[  505.906484][    C0] NMI backtrace for cpu 0
[  505.910893][    C0] CPU: 0 PID: 474 Comm: syz-executor915 Not tainted syzkaller #0
[  505.918776][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  505.928919][    C0] Call Trace:
[  505.932185][    C0]  <IRQ>
[  505.935024][    C0]  __dump_stack+0x21/0x30
[  505.939345][    C0]  dump_stack_lvl+0xee/0x150
[  505.943939][    C0]  ? show_regs_print_info+0x20/0x20
[  505.949362][    C0]  ? resched_curr+0x9a/0x310
[  505.954052][    C0]  ? wake_up_process+0x20/0x20
[  505.958901][    C0]  dump_stack+0x15/0x20
[  505.963050][    C0]  nmi_cpu_backtrace+0x2b4/0x2c0
[  505.967970][    C0]  ? nmi_trigger_cpumask_backtrace+0x240/0x240
[  505.974292][    C0]  ? __kasan_check_write+0x14/0x20
[  505.979381][    C0]  ? _raw_spin_lock_irqsave+0xb0/0x110
[  505.984834][    C0]  ? _raw_spin_lock+0xe0/0xe0
[  505.989572][    C0]  ? arch_trigger_cpumask_backtrace+0x20/0x20
[  505.995839][    C0]  ? arch_trigger_cpumask_backtrace+0x20/0x20
[  506.001912][    C0]  nmi_trigger_cpumask_backtrace+0x138/0x240
[  506.008064][    C0]  arch_trigger_cpumask_backtrace+0x10/0x20
[  506.014068][    C0]  rcu_dump_cpu_stacks+0x1c7/0x300
[  506.019179][    C0]  print_cpu_stall+0x320/0x600
[  506.023966][    C0]  rcu_sched_clock_irq+0x74a/0x12b0
[  506.029381][    C0]  ? rcu_boost_kthread_setaffinity+0x310/0x310
[  506.035647][    C0]  ? raise_softirq+0x71/0xe0
[  506.040545][    C0]  ? __raise_softirq_irqoff+0xd0/0xd0
[  506.045922][    C0]  ? hrtimer_run_queues+0x166/0x430
[  506.051411][    C0]  update_process_times+0x198/0x200
[  506.056603][    C0]  tick_sched_timer+0x17c/0x240
[  506.061444][    C0]  ? tick_setup_sched_timer+0x450/0x450
[  506.066974][    C0]  __hrtimer_run_queues+0x3b5/0x9e0
[  506.072342][    C0]  ? __kasan_check_write+0x14/0x20
[  506.077531][    C0]  ? hrtimer_interrupt+0x8c0/0x8c0
[  506.082622][    C0]  ? ktime_get_update_offsets_now+0x2fa/0x310
[  506.088715][    C0]  hrtimer_interrupt+0x3c7/0x8c0
[  506.093688][    C0]  __sysvec_apic_timer_interrupt+0xfa/0x3e0
[  506.099566][    C0]  sysvec_apic_timer_interrupt+0xa4/0xc0
[  506.105277][    C0]  </IRQ>
[  506.108190][    C0]  <TASK>
[  506.111107][    C0]  asm_sysvec_apic_timer_interrupt+0x1b/0x20
[  506.117064][    C0] RIP: 0010:__local_bh_enable_ip+0xb/0x80
[  506.122861][    C0] Code: 14 65 8b 05 af cf c3 7e 65 81 05 a4 cf c3 7e 00 fe ff ff 5d c3 0f 0b eb e8 66 0f 1f 44 00 00 55 48 89 e5 65 8b 05 8d cf c3 7e <a9> 00 00 0f 00 75 5a 65 8b 05 7f cf c3 7e b8 01 00 00 00 29 f0 65
[  506.142717][    C0] RSP: 0018:ffffc90002b36710 EFLAGS: 00000206
[  506.149068][    C0] RAX: 0000000000000402 RBX: ffff8881106a5e88 RCX: ffffffff84a8e9db
[  506.157037][    C0] RDX: 0000000000000000 RSI: 0000000000000201 RDI: ffffffff848d5feb
[  506.164996][    C0] RBP: ffffc90002b36710 R08: dffffc0000000000 R09: ffffed10220d4bd2
[  506.172959][    C0] R10: ffffed10220d4bd2 R11: 1ffff110220d4bd1 R12: dffffc0000000000
[  506.181010][    C0] R13: 1ffff92000566ce4 R14: ffffffff848d5feb R15: ffff8881106a5e00
[  506.188964][    C0]  ? tipc_sk_rcv+0x42b/0x2c60
[  506.193649][    C0]  ? _raw_spin_trylock_bh+0x7b/0x130
[  506.198913][    C0]  ? tipc_sk_rcv+0x42b/0x2c60
[  506.203576][    C0]  _raw_spin_trylock_bh+0xd5/0x130
[  506.208683][    C0]  ? _raw_spin_trylock+0x140/0x140
[  506.213770][    C0]  ? tipc_sk_rcv+0x3cd/0x2c60
[  506.218524][    C0]  tipc_sk_rcv+0x42b/0x2c60
[  506.223049][    C0]  ? stack_trace_save+0x98/0xe0
[  506.227978][    C0]  ? __stack_depot_save+0x442/0x480
[  506.233397][    C0]  ? kasan_set_free_info+0x23/0x40
[  506.238501][    C0]  ? __kasan_slab_free+0x11/0x20
[  506.243421][    C0]  ? tipc_node_xmit+0x256/0xce0
[  506.248426][    C0]  ? tipc_sk_backlog_rcv+0x16f/0x1f0
[  506.253696][    C0]  ? __release_sock+0x143/0x350
[  506.258522][    C0]  ? sock_setsockopt+0x1b65/0x2270
[  506.263618][    C0]  ? __skb_queue_purge+0x170/0x170
[  506.268928][    C0]  tipc_node_xmit+0x256/0xce0
[  506.273699][    C0]  ? kasan_quarantine_put+0x34/0x190
[  506.279067][    C0]  ? tipc_node_get_linkname+0x1a0/0x1a0
[  506.284717][    C0]  ? ____kasan_slab_free+0x130/0x160
[  506.290197][    C0]  ? __kasan_slab_free+0x11/0x20
[  506.295126][    C0]  ? slab_free_freelist_hook+0xc2/0x190
[  506.300700][    C0]  ? kfree_skbmem+0x10c/0x180
[  506.305394][    C0]  tipc_node_distr_xmit+0x292/0x390
[  506.310606][    C0]  ? tipc_node_xmit_skb+0x130/0x130
[  506.316156][    C0]  tipc_sk_rcv+0x19de/0x2c60
[  506.320924][    C0]  ? __skb_queue_purge+0x170/0x170
[  506.326132][    C0]  tipc_node_xmit+0x256/0xce0
[  506.330797][    C0]  ? tipc_node_get_linkname+0x1a0/0x1a0
[  506.336421][    C0]  tipc_sk_push_backlog+0x4dd/0x790
[  506.341876][    C0]  tipc_sk_proto_rcv+0x98d/0x1540
[  506.346975][    C0]  ? tipc_sk_filter_rcv+0x2c40/0x2c40
[  506.352423][    C0]  ? unwind_get_return_address+0x4d/0x90
[  506.358347][    C0]  ? stack_trace_save+0xe0/0xe0
[  506.363264][    C0]  ? arch_stack_walk+0xe0/0x140
[  506.368227][    C0]  tipc_sk_filter_rcv+0x2a55/0x2c40
[  506.373419][    C0]  ? stack_trace_save+0x98/0xe0
[  506.378374][    C0]  ? __stack_depot_save+0x34/0x480
[  506.383589][    C0]  ? kasan_set_track+0x5b/0x70
[  506.388433][    C0]  ? kasan_set_track+0x4a/0x70
[  506.393191][    C0]  ? kasan_set_free_info+0x23/0x40
[  506.398276][    C0]  ? kasan_set_track+0x5b/0x70
[  506.403019][    C0]  ? kasan_set_track+0x4a/0x70
[  506.407851][    C0]  ? kasan_set_free_info+0x23/0x40
[  506.413118][    C0]  ? ____kasan_slab_free+0x125/0x160
[  506.418615][    C0]  ? __kasan_slab_free+0x11/0x20
[  506.423543][    C0]  ? slab_free_freelist_hook+0xc2/0x190
[  506.429269][    C0]  ? kmem_cache_free+0x100/0x320
[  506.434531][    C0]  ? kfree_skbmem+0x10c/0x180
[  506.439273][    C0]  ? kfree_skb+0xc1/0x2f0
[  506.443580][    C0]  ? tipc_msg_reverse+0x698/0x900
[  506.448720][    C0]  ? tipc_sk_filter_rcv+0xbe5/0x2c40
[  506.454076][    C0]  ? tipc_sk_backlog_rcv+0x109/0x1f0
[  506.459791][    C0]  ? __release_sock+0x143/0x350
[  506.464635][    C0]  ? __sys_setsockopt+0x268/0x460
[  506.469671][    C0]  ? __x64_sys_setsockopt+0xbf/0xd0
[  506.475171][    C0]  ? do_syscall_64+0x4c/0xa0
[  506.479757][    C0]  ? entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  506.485844][    C0]  ? tipc_sk_publish+0x440/0x440
[  506.490769][    C0]  ? __kasan_check_write+0x14/0x20
[  506.496079][    C0]  ? _raw_spin_lock_bh+0x8e/0xe0
[  506.501006][    C0]  tipc_sk_rcv+0x7b7/0x2c60
[  506.505583][    C0]  ? kfree_skbmem+0x10c/0x180
[  506.510255][    C0]  ? skb_release_data+0x814/0xa10
[  506.515254][    C0]  ? __skb_queue_purge+0x170/0x170
[  506.520365][    C0]  ? tipc_sk_filter_rcv+0x29de/0x2c40
[  506.525836][    C0]  tipc_node_xmit+0x256/0xce0
[  506.530680][    C0]  ? tipc_node_get_linkname+0x1a0/0x1a0
[  506.536208][    C0]  tipc_node_distr_xmit+0x292/0x390
[  506.541399][    C0]  ? tipc_node_xmit_skb+0x130/0x130
[  506.546589][    C0]  ? __this_cpu_preempt_check+0x13/0x20
[  506.552206][    C0]  ? __pv_queued_spin_lock_slowpath+0x7e6/0x9c0
[  506.558537][    C0]  tipc_sk_backlog_rcv+0x16f/0x1f0
[  506.563657][    C0]  ? tipc_sk_timeout+0x970/0x970
[  506.568593][    C0]  ? lock_sock_nested+0x1f1/0x290
[  506.573696][    C0]  __release_sock+0x143/0x350
[  506.578391][    C0]  sock_setsockopt+0x1b65/0x2270
[  506.583391][    C0]  ? security_file_alloc+0x33/0x120
[  506.588654][    C0]  ? __sock_set_mark+0x160/0x160
[  506.593566][    C0]  ? selinux_socket_setsockopt+0x21c/0x300
[  506.599555][    C0]  ? selinux_socket_getsockopt+0x2e0/0x2e0
[  506.605406][    C0]  ? memcpy+0x56/0x70
[  506.609509][    C0]  ? __fget_files+0x2c4/0x320
[  506.614179][    C0]  ? security_socket_setsockopt+0x82/0xa0
[  506.619896][    C0]  __sys_setsockopt+0x268/0x460
[  506.624752][    C0]  ? __ia32_sys_recv+0xb0/0xb0
[  506.629508][    C0]  ? fd_install+0x169/0x2a0
[  506.633995][    C0]  ? __kasan_check_write+0x14/0x20
[  506.639082][    C0]  __x64_sys_setsockopt+0xbf/0xd0
[  506.644413][    C0]  x64_sys_call+0x982/0x9a0
[  506.648928][    C0]  do_syscall_64+0x4c/0xa0
[  506.653420][    C0]  ? clear_bhb_loop+0x50/0xa0
[  506.658080][    C0]  ? clear_bhb_loop+0x50/0xa0
[  506.662846][    C0]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  506.668726][    C0] RIP: 0033:0x7ff34996c3e9
[  506.673126][    C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  506.692709][    C0] RSP: 002b:00007ff34992d228 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[  506.701102][    C0] RAX: ffffffffffffffda RBX: 00007ff34992d6c0 RCX: 00007ff34996c3e9
[  506.709068][    C0] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003
[  506.717132][    C0] RBP: 00007ff3499f6328 R08: 0000000000000004 R09: 0000000000000000
[  506.725080][    C0] R10: 0000000020000040 R11: 0000000000000246 R12: 00007ff3499f6320
[  506.733435][    C0] R13: 00007ff3499f632c R14: 00007fffe0b713f0 R15: 00007fffe0b714d8
[  506.741571][    C0]  </TASK>
[  506.744577][    C0] Sending NMI from CPU 0 to CPUs 1:
[  506.749861][    C1] NMI backtrace for cpu 1
[  506.749871][    C1] CPU: 1 PID: 475 Comm: syz-executor915 Not tainted syzkaller #0
[  506.749886][    C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[  506.749894][    C1] RIP: 0010:kvm_wait+0xf2/0x140
[  506.749914][    C1] Code: 91 d6 03 f4 eb 9a fa 48 89 f8 48 c1 e8 03 42 0f b6 04 30 84 c0 75 3f 0f b6 07 40 38 f0 75 10 66 90 0f 00 2d c0 91 d6 03 fb f4 <e9> 71 ff ff ff fb e9 6b ff ff ff e8 be 89 72 03 89 f9 80 e1 07 38
[  506.749926][    C1] RSP: 0018:ffffc90002a676c0 EFLAGS: 00000246
[  506.749939][    C1] RAX: 0000000000000003 RBX: ffff8881106a5e88 RCX: ffffffff814f4259
[  506.749949][    C1] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff8881106a5e88
[  506.749958][    C1] RBP: ffffc90002a67750 R08: dffffc0000000000 R09: ffffed10220d4bd2
[  506.749969][    C1] R10: ffffed10220d4bd2 R11: 1ffff110220d4bd1 R12: 1ffff1103ee20001
[  506.749979][    C1] R13: ffff8881f7138ad4 R14: dffffc0000000000 R15: 1ffff9200054ced8
[  506.749990][    C1] FS:  00007ff34990c6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[  506.750002][    C1] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  506.750012][    C1] CR2: 00007ff34990cd58 CR3: 0000000123f6b000 CR4: 00000000003506a0
[  506.750025][    C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  506.750033][    C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  506.750042][    C1] Call Trace:
[  506.750047][    C1]  <TASK>
[  506.750053][    C1]  ? kvm_arch_para_hints+0x30/0x30
[  506.750068][    C1]  ? avc_has_perm_noaudit+0x2f4/0x460
[  506.750090][    C1]  ? pv_hash+0x86/0x150
[  506.750105][    C1]  __pv_queued_spin_lock_slowpath+0x60f/0x9c0
[  506.750122][    C1]  ? __pv_queued_spin_unlock_slowpath+0x300/0x300
[  506.750136][    C1]  ? avc_has_perm+0x158/0x240
[  506.750150][    C1]  queued_spin_lock_slowpath+0x47/0x50
[  506.750164][    C1]  _raw_spin_lock_bh+0xd8/0xe0
[  506.750179][    C1]  ? _raw_spin_lock_irq+0xe0/0xe0
[  506.750194][    C1]  lock_sock_nested+0x97/0x290
[  506.750209][    C1]  ? sock_init_data+0xc0/0xc0
[  506.750222][    C1]  ? _raw_spin_lock_bh+0x8e/0xe0
[  506.750237][    C1]  ? _raw_spin_unlock_bh+0x51/0x60
[  506.750256][    C1]  tipc_sendstream+0x47/0x70
[  506.750273][    C1]  ? tipc_getsockopt+0x4c0/0x4c0
[  506.750286][    C1]  ____sys_sendmsg+0x5a2/0x8c0
[  506.750303][    C1]  ? __sys_sendmsg_sock+0x40/0x40
[  506.750317][    C1]  ? import_iovec+0x7c/0xb0
[  506.750330][    C1]  ___sys_sendmsg+0x1f0/0x260
[  506.750344][    C1]  ? __sys_sendmsg+0x250/0x250
[  506.750361][    C1]  ? __fdget+0x1a1/0x230
[  506.750376][    C1]  __x64_sys_sendmsg+0x1e2/0x2a0
[  506.750391][    C1]  ? ___sys_sendmsg+0x260/0x260
[  506.750407][    C1]  ? fpregs_assert_state_consistent+0xb1/0xe0
[  506.750424][    C1]  x64_sys_call+0x4b/0x9a0
[  506.750438][    C1]  do_syscall_64+0x4c/0xa0
[  506.750453][    C1]  ? clear_bhb_loop+0x50/0xa0
[  506.750467][    C1]  ? clear_bhb_loop+0x50/0xa0
[  506.750482][    C1]  entry_SYSCALL_64_after_hwframe+0x66/0xd0
[  506.750497][    C1] RIP: 0033:0x7ff34996c3e9
[  506.750511][    C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  506.750521][    C1] RSP: 002b:00007ff34990c228 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  506.750536][    C1] RAX: ffffffffffffffda RBX: 0000000000000018 RCX: 00007ff34996c3e9
[  506.750546][    C1] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000004
[  506.750554][    C1] RBP: 00007ff3499f6338 R08: 0000000000000000 R09: 0000000000000000
[  506.750571][    C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff3499f6330
[  506.750580][    C1] R13: 00007ff3499f633c R14: 00007fffe0b713f0 R15: 00007fffe0b714d8
[  506.750592][    C1]  </TASK>