Warning: Permanently added '10.128.1.192' (ED25519) to the list of known hosts.
2026/04/27 12:53:25 ignoring optional flag "type"="gce"
2026/04/27 12:53:25 parsed 1 programs
[ 42.921952][ T30] kauditd_printk_skb: 18 callbacks suppressed
[ 42.921966][ T30] audit: type=1400 audit(1777294405.897:92): avc: denied { unlink } for pid=323 comm="syz-executor" name="swap-file" dev="sda1" ino=2027 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t"
2026/04/27 12:53:25 executed programs: 0
[ 42.980287][ T323] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 43.037313][ T329] bridge0: port 1(bridge_slave_0) entered blocking state
[ 43.044934][ T329] bridge0: port 1(bridge_slave_0) entered disabled state
[ 43.052533][ T329] device bridge_slave_0 entered promiscuous mode
[ 43.059806][ T329] bridge0: port 2(bridge_slave_1) entered blocking state
[ 43.067059][ T329] bridge0: port 2(bridge_slave_1) entered disabled state
[ 43.074689][ T329] device bridge_slave_1 entered promiscuous mode
[ 43.116506][ T30] audit: type=1400 audit(1777294406.087:93): avc: denied { create } for pid=329 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 43.131902][ T329] bridge0: port 2(bridge_slave_1) entered blocking state
[ 43.137327][ T30] audit: type=1400 audit(1777294406.087:94): avc: denied { write } for pid=329 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 43.144112][ T329] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 43.144412][ T329] bridge0: port 1(bridge_slave_0) entered blocking state
[ 43.165555][ T30] audit: type=1400 audit(1777294406.087:95): avc: denied { read } for pid=329 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 43.171935][ T329] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 43.217871][ T46] bridge0: port 1(bridge_slave_0) entered disabled state
[ 43.225340][ T46] bridge0: port 2(bridge_slave_1) entered disabled state
[ 43.233659][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 43.241205][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 43.250915][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 43.259189][ T46] bridge0: port 1(bridge_slave_0) entered blocking state
[ 43.266276][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 43.275024][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 43.283288][ T46] bridge0: port 2(bridge_slave_1) entered blocking state
[ 43.290417][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 43.302790][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 43.312596][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 43.327502][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 43.339020][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 43.347406][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 43.355116][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 43.363665][ T329] device veth0_vlan entered promiscuous mode
[ 43.374145][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 43.383284][ T329] device veth1_macvtap entered promiscuous mode
[ 43.392898][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 43.403343][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 43.425537][ T30] audit: type=1400 audit(1777294406.397:96): avc: denied { create } for pid=333 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1
[ 43.447205][ T30] audit: type=1400 audit(1777294406.407:97): avc: denied { setopt } for pid=333 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1
[ 43.467759][ T30] audit: type=1400 audit(1777294406.417:98): avc: denied { write } for pid=333 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1
2026/04/27 12:53:30 executed programs: 666
2026/04/27 12:53:36 executed programs: 1425
2026/04/27 12:53:41 executed programs: 2184
2026/04/27 12:53:46 executed programs: 2937
2026/04/27 12:53:51 executed programs: 3686
2026/04/27 12:53:56 executed programs: 4424
2026/04/27 12:54:01 executed programs: 5171
2026/04/27 12:54:06 executed programs: 5941
2026/04/27 12:54:11 executed programs: 6704
2026/04/27 12:54:16 executed programs: 7467
2026/04/27 12:54:21 executed programs: 8225
2026/04/27 12:54:26 executed programs: 8992
2026/04/27 12:54:31 executed programs: 9758
2026/04/27 12:54:36 executed programs: 10517
2026/04/27 12:54:41 executed programs: 11284
2026/04/27 12:54:46 executed programs: 12056
2026/04/27 12:54:51 executed programs: 12798
2026/04/27 12:54:56 executed programs: 13561
2026/04/27 12:55:01 executed programs: 14323
2026/04/27 12:55:06 executed programs: 15073
2026/04/27 12:55:11 executed programs: 15841
2026/04/27 12:55:16 executed programs: 16608
2026/04/27 12:55:21 executed programs: 17365
2026/04/27 12:55:26 executed programs: 18133
2026/04/27 12:55:31 executed programs: 18900
2026/04/27 12:55:36 executed programs: 19654
2026/04/27 12:55:41 executed programs: 20376
2026/04/27 12:55:46 executed programs: 21106
[ 287.451334][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 287.458042][ C1] rcu: 1-...!: (10000 ticks this GP) idle=e8f/1/0x4000000000000000 softirq=139909/139909 fqs=0 last_accelerate: d3b1/fac1 dyntick_enabled: 1
[ 287.472478][ C1] (t=10002 jiffies g=97537 q=320)
[ 287.477608][ C1] rcu: rcu_preempt kthread timer wakeup didn't happen for 10001 jiffies! g97537 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
[ 287.490081][ C1] rcu: Possible timer handling issue on cpu=1 timer-softirq=8345
[ 287.497895][ C1] rcu: rcu_preempt kthread starved for 10004 jiffies! g97537 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1
[ 287.509280][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 287.519366][ C1] rcu: RCU grace-period kthread stack dump:
[ 287.525277][ C1] task:rcu_preempt state:I stack:28640 pid: 14 ppid: 2 flags:0x00004000
[ 287.534610][ C1] Call Trace:
[ 287.537907][ C1]
[ 287.540862][ C1] __schedule+0xb6e/0x14c0
[ 287.545335][ C1] ? release_firmware_map_entry+0x190/0x190
[ 287.551253][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 287.557134][ C1] ? __mod_timer+0x7da/0xb50
[ 287.561855][ C1] schedule+0x11e/0x1e0
[ 287.566032][ C1] schedule_timeout+0x159/0x340
[ 287.571080][ C1] ? console_conditional_schedule+0x30/0x30
[ 287.577084][ C1] ? update_process_times+0x200/0x200
[ 287.582483][ C1] ? prepare_to_swait_event+0x308/0x320
[ 287.588075][ C1] rcu_gp_fqs_loop+0x2ae/0xf80
[ 287.592861][ C1] ? __kasan_check_write+0x14/0x20
[ 287.598005][ C1] ? debug_smp_processor_id+0x17/0x20
[ 287.603486][ C1] ? __note_gp_changes+0x4e2/0x9e0
[ 287.608722][ C1] ? rcu_gp_init+0xc00/0xc00
[ 287.613341][ C1] ? _raw_spin_unlock_irq+0x4e/0x70
[ 287.618761][ C1] ? rcu_gp_init+0x9a7/0xc00
[ 287.623378][ C1] rcu_gp_kthread+0x9b/0x360
[ 287.627989][ C1] ? _raw_spin_lock+0xf0/0xf0
[ 287.632772][ C1] ? wake_nocb_gp+0x1d0/0x1d0
[ 287.637467][ C1] ? __kasan_check_read+0x11/0x20
[ 287.642510][ C1] ? __kthread_parkme+0xac/0x200
[ 287.647469][ C1] kthread+0x411/0x500
[ 287.651630][ C1] ? wake_nocb_gp+0x1d0/0x1d0
[ 287.656414][ C1] ? kthread_blkcg+0xd0/0xd0
[ 287.661027][ C1] ret_from_fork+0x1f/0x30
[ 287.665474][ C1]
[ 287.668525][ C1] rcu: Stack dump where RCU GP kthread last ran:
[ 287.674892][ C1] NMI backtrace for cpu 1
[ 287.679244][ C1] CPU: 1 PID: 624 Comm: syz-executor.0 Not tainted syzkaller #0
[ 287.686901][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 287.697018][ C1] Call Trace:
[ 287.700322][ C1]
[ 287.703279][ C1] __dump_stack+0x21/0x30
[ 287.707636][ C1] dump_stack_lvl+0x110/0x170
[ 287.712394][ C1] ? show_regs_print_info+0x20/0x20
[ 287.717617][ C1] dump_stack+0x15/0x20
[ 287.721805][ C1] nmi_cpu_backtrace+0x2af/0x2c0
[ 287.726776][ C1] ? nmi_trigger_cpumask_backtrace+0x240/0x240
[ 287.732954][ C1] ? load_image+0x3e0/0x3e0
[ 287.737478][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 287.743572][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 287.749665][ C1] nmi_trigger_cpumask_backtrace+0x138/0x240
[ 287.755713][ C1] arch_trigger_cpumask_backtrace+0x10/0x20
[ 287.761629][ C1] rcu_check_gp_kthread_starvation+0x1e0/0x260
[ 287.767825][ C1] ? rcu_check_gp_kthread_expired_fqs_timer+0x186/0x230
[ 287.774806][ C1] print_cpu_stall+0x31b/0x600
[ 287.779607][ C1] rcu_sched_clock_irq+0x759/0x12c0
[ 287.784961][ C1] ? rcu_boost_kthread_setaffinity+0x320/0x320
[ 287.791143][ C1] ? raise_softirq+0x7d/0xf0
[ 287.795770][ C1] ? __raise_softirq_irqoff+0xd0/0xd0
[ 287.801209][ C1] ? hrtimer_run_queues+0x166/0x430
[ 287.806531][ C1] update_process_times+0x198/0x200
[ 287.811758][ C1] tick_sched_timer+0x17c/0x240
[ 287.816636][ C1] ? tick_setup_sched_timer+0x450/0x450
[ 287.822437][ C1] __hrtimer_run_queues+0x39f/0x8c0
[ 287.827682][ C1] ? __kasan_check_write+0x14/0x20
[ 287.832921][ C1] ? hrtimer_interrupt+0x8c0/0x8c0
[ 287.838075][ C1] ? ktime_get_update_offsets_now+0x2fa/0x310
[ 287.844621][ C1] hrtimer_interrupt+0x3c7/0x8c0
[ 287.849609][ C1] __sysvec_apic_timer_interrupt+0xfa/0x3e0
[ 287.855629][ C1] sysvec_apic_timer_interrupt+0xa4/0xc0
[ 287.861303][ C1]
[ 287.864264][ C1]
[ 287.867218][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 287.873233][ C1] RIP: 0010:kvm_wait+0x105/0x150
[ 287.878289][ C1] Code: 1d d6 03 f4 eb 87 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 1d 1d d6 03 fb f4 5e ff ff ff fb e9 58 ff ff ff e8 7b 71 7d 03 89 f9 80 e1 07 38
[ 287.897971][ C1] RSP: 0018:ffffc90002fb76c0 EFLAGS: 00000246
[ 287.904063][ C1] RAX: 0000000000000003 RBX: ffff88811c6d1e88 RCX: ffffffff815005c9
[ 287.912064][ C1] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff88811c6d1e88
[ 287.920071][ C1] RBP: ffffc90002fb7750 R08: ffff88811c6d1e88 R09: 1ffff110238da3d1
[ 287.928067][ C1] R10: dffffc0000000000 R11: ffffed10238da3d2 R12: 1ffff1103ee20001
[ 287.936065][ C1] R13: ffff8881f7138ad4 R14: dffffc0000000000 R15: 1ffff920005f6ed8
[ 287.944069][ C1] ? __pv_queued_spin_lock_slowpath+0x5b9/0x9c0
[ 287.950554][ C1] ? kvm_arch_para_hints+0x30/0x30
[ 287.955695][ C1] ? __pv_queued_spin_lock_slowpath+0x5b9/0x9c0
[ 287.961965][ C1] __pv_queued_spin_lock_slowpath+0x60f/0x9c0
[ 287.968059][ C1] ? __pv_queued_spin_unlock_slowpath+0x300/0x300
[ 287.974733][ C1] ? avc_has_perm+0x163/0x250
[ 287.979464][ C1] queued_spin_lock_slowpath+0x47/0x50
[ 287.985118][ C1] _raw_spin_lock_bh+0xe4/0xf0
[ 287.989903][ C1] ? _raw_spin_lock_irq+0xf0/0xf0
[ 287.994963][ C1] ? selinux_socket_sendmsg+0x22f/0x340
[ 288.000618][ C1] lock_sock_nested+0x95/0x2a0
[ 288.005416][ C1] ? sock_init_data+0xc0/0xc0
[ 288.010115][ C1] ? _raw_spin_lock_bh+0x94/0xf0
[ 288.015114][ C1] ? _raw_spin_unlock_bh+0x51/0x60
[ 288.020606][ C1] tipc_sendstream+0x47/0x70
[ 288.025317][ C1] ? tipc_getsockopt+0x4d0/0x4d0
[ 288.030371][ C1] ____sys_sendmsg+0x5b7/0x8f0
[ 288.035250][ C1] ? __sys_sendmsg_sock+0x40/0x40
[ 288.040298][ C1] ? do_handle_mm_fault+0xfac/0x1de0
[ 288.045612][ C1] ? import_iovec+0x7c/0xb0
[ 288.050237][ C1] ___sys_sendmsg+0x236/0x2e0
[ 288.054933][ C1] ? __sys_sendmsg+0x280/0x280
[ 288.059946][ C1] ? __fdget+0x1a1/0x230
[ 288.064219][ C1] __x64_sys_sendmsg+0x206/0x2f0
[ 288.069202][ C1] ? ___sys_sendmsg+0x2e0/0x2e0
[ 288.074081][ C1] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 288.080195][ C1] x64_sys_call+0x4b/0x9a0
[ 288.084662][ C1] do_syscall_64+0x4c/0xa0
[ 288.089121][ C1] ? clear_bhb_loop+0x50/0xa0
[ 288.093843][ C1] ? clear_bhb_loop+0x50/0xa0
[ 288.098544][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 288.104553][ C1] RIP: 0033:0x7f125b2ec279
[ 288.109005][ 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 d0 ff ff ff f7 d8 64 89 01 48
[ 288.128631][ C1] RSP: 002b:00007f125ae5c0b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 288.137083][ C1] RAX: ffffffffffffffda RBX: 00007f125b42a050 RCX: 00007f125b2ec279
[ 288.145081][ C1] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000004
[ 288.153073][ C1] RBP: 00007f125b34d49c R08: 0000000000000000 R09: 0000000000000000
[ 288.161329][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 288.169352][ C1] R13: 000000000000000b R14: 00007f125b42a050 R15: 00007ffec6e80b18
[ 288.177362][ C1]
[ 288.180434][ C1] NMI backtrace for cpu 1
[ 288.184941][ C1] CPU: 1 PID: 624 Comm: syz-executor.0 Not tainted syzkaller #0
[ 288.192719][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 288.203235][ C1] Call Trace:
[ 288.206549][ C1]
[ 288.209424][ C1] __dump_stack+0x21/0x30
[ 288.213890][ C1] dump_stack_lvl+0x110/0x170
[ 288.218596][ C1] ? show_regs_print_info+0x20/0x20
[ 288.223822][ C1] ? resched_curr+0xa0/0x320
[ 288.228444][ C1] ? wake_up_process+0x20/0x20
[ 288.233233][ C1] dump_stack+0x15/0x20
[ 288.237408][ C1] nmi_cpu_backtrace+0x2af/0x2c0
[ 288.242371][ C1] ? nmi_trigger_cpumask_backtrace+0x240/0x240
[ 288.248639][ C1] ? __kasan_check_write+0x14/0x20
[ 288.253963][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130
[ 288.259453][ C1] ? _raw_spin_lock+0xf0/0xf0
[ 288.264183][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 288.270568][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 288.277116][ C1] nmi_trigger_cpumask_backtrace+0x138/0x240
[ 288.283134][ C1] arch_trigger_cpumask_backtrace+0x10/0x20
[ 288.289066][ C1] rcu_dump_cpu_stacks+0x1c7/0x300
[ 288.294239][ C1] print_cpu_stall+0x320/0x600
[ 288.299038][ C1] rcu_sched_clock_irq+0x759/0x12c0
[ 288.304278][ C1] ? rcu_boost_kthread_setaffinity+0x320/0x320
[ 288.310456][ C1] ? raise_softirq+0x7d/0xf0
[ 288.315073][ C1] ? __raise_softirq_irqoff+0xd0/0xd0
[ 288.320470][ C1] ? hrtimer_run_queues+0x166/0x430
[ 288.325803][ C1] update_process_times+0x198/0x200
[ 288.331029][ C1] tick_sched_timer+0x17c/0x240
[ 288.335903][ C1] ? tick_setup_sched_timer+0x450/0x450
[ 288.341467][ C1] __hrtimer_run_queues+0x39f/0x8c0
[ 288.346777][ C1] ? __kasan_check_write+0x14/0x20
[ 288.351931][ C1] ? hrtimer_interrupt+0x8c0/0x8c0
[ 288.357389][ C1] ? ktime_get_update_offsets_now+0x2fa/0x310
[ 288.363749][ C1] hrtimer_interrupt+0x3c7/0x8c0
[ 288.369122][ C1] __sysvec_apic_timer_interrupt+0xfa/0x3e0
[ 288.375528][ C1] sysvec_apic_timer_interrupt+0xa4/0xc0
[ 288.381279][ C1]
[ 288.384238][ C1]
[ 288.387209][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 288.393213][ C1] RIP: 0010:kvm_wait+0x105/0x150
[ 288.398197][ C1] Code: 1d d6 03 f4 eb 87 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 1d 1d d6 03 fb f4 5e ff ff ff fb e9 58 ff ff ff e8 7b 71 7d 03 89 f9 80 e1 07 38
[ 288.417997][ C1] RSP: 0018:ffffc90002fb76c0 EFLAGS: 00000246
[ 288.424093][ C1] RAX: 0000000000000003 RBX: ffff88811c6d1e88 RCX: ffffffff815005c9
[ 288.432086][ C1] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff88811c6d1e88
[ 288.440079][ C1] RBP: ffffc90002fb7750 R08: ffff88811c6d1e88 R09: 1ffff110238da3d1
[ 288.448068][ C1] R10: dffffc0000000000 R11: ffffed10238da3d2 R12: 1ffff1103ee20001
[ 288.456071][ C1] R13: ffff8881f7138ad4 R14: dffffc0000000000 R15: 1ffff920005f6ed8
[ 288.464072][ C1] ? __pv_queued_spin_lock_slowpath+0x5b9/0x9c0
[ 288.470344][ C1] ? kvm_arch_para_hints+0x30/0x30
[ 288.475484][ C1] ? __pv_queued_spin_lock_slowpath+0x5b9/0x9c0
[ 288.481766][ C1] __pv_queued_spin_lock_slowpath+0x60f/0x9c0
[ 288.487889][ C1] ? __pv_queued_spin_unlock_slowpath+0x300/0x300
[ 288.494331][ C1] ? avc_has_perm+0x163/0x250
[ 288.499046][ C1] queued_spin_lock_slowpath+0x47/0x50
[ 288.504704][ C1] _raw_spin_lock_bh+0xe4/0xf0
[ 288.509586][ C1] ? _raw_spin_lock_irq+0xf0/0xf0
[ 288.514638][ C1] ? selinux_socket_sendmsg+0x22f/0x340
[ 288.520234][ C1] lock_sock_nested+0x95/0x2a0
[ 288.525024][ C1] ? sock_init_data+0xc0/0xc0
[ 288.530000][ C1] ? _raw_spin_lock_bh+0x94/0xf0
[ 288.535152][ C1] ? _raw_spin_unlock_bh+0x51/0x60
[ 288.540288][ C1] tipc_sendstream+0x47/0x70
[ 288.544989][ C1] ? tipc_getsockopt+0x4d0/0x4d0
[ 288.549984][ C1] ____sys_sendmsg+0x5b7/0x8f0
[ 288.554764][ C1] ? __sys_sendmsg_sock+0x40/0x40
[ 288.559825][ C1] ? do_handle_mm_fault+0xfac/0x1de0
[ 288.565423][ C1] ? import_iovec+0x7c/0xb0
[ 288.570055][ C1] ___sys_sendmsg+0x236/0x2e0
[ 288.574748][ C1] ? __sys_sendmsg+0x280/0x280
[ 288.579535][ C1] ? __fdget+0x1a1/0x230
[ 288.583803][ C1] __x64_sys_sendmsg+0x206/0x2f0
[ 288.588856][ C1] ? ___sys_sendmsg+0x2e0/0x2e0
[ 288.593728][ C1] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 288.599819][ C1] x64_sys_call+0x4b/0x9a0
[ 288.604298][ C1] do_syscall_64+0x4c/0xa0
[ 288.608926][ C1] ? clear_bhb_loop+0x50/0xa0
[ 288.613909][ C1] ? clear_bhb_loop+0x50/0xa0
[ 288.618619][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 288.624539][ C1] RIP: 0033:0x7f125b2ec279
[ 288.628982][ 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 d0 ff ff ff f7 d8 64 89 01 48
[ 288.648604][ C1] RSP: 002b:00007f125ae5c0b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 288.657044][ C1] RAX: ffffffffffffffda RBX: 00007f125b42a050 RCX: 00007f125b2ec279
[ 288.665120][ C1] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000004
[ 288.673296][ C1] RBP: 00007f125b34d49c R08: 0000000000000000 R09: 0000000000000000
[ 288.681290][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 288.689911][ C1] R13: 000000000000000b R14: 00007f125b42a050 R15: 00007ffec6e80b18
[ 288.698012][ C1]
[ 331.250988][ C0] watchdog: BUG: soft lockup - CPU#0 stuck for 143s! [syz-executor.0:623]
[ 331.259541][ C0] Modules linked in:
[ 331.263437][ C0] CPU: 0 PID: 623 Comm: syz-executor.0 Not tainted syzkaller #0
[ 331.271076][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 331.281247][ C0] RIP: 0010:tipc_sk_lookup+0x24e/0x5f0
[ 331.286924][ C0] Code: 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 24 38 48 8b 44 24 58 42 80 3c 20 00 <74> 08 48 89 df e8 b8 6e 10 fd 4c 8b 2b 49 83 e5 fe 31 ff 4c 89 ee
[ 331.306692][ C0] RSP: 0018:ffffc9000231e6c0 EFLAGS: 00000246
[ 331.312789][ C0] RAX: 1ffff11023ca8ca9 RBX: ffff88811e546548 RCX: ffff88811e546000
[ 331.320784][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 331.328755][ C0] RBP: ffffc9000231e7b0 R08: 0000000000000003 R09: 0000000000000004
[ 331.336731][ C0] R10: dffffc0000000000 R11: fffff52000463ce8 R12: dffffc0000000000
[ 331.344716][ C0] R13: ffff88811e546004 R14: 00000000a540cfaf R15: ffff88810d7cd0de
[ 331.352785][ C0] FS: 00007f125ae7d6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 331.361840][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 331.368433][ C0] CR2: 0000000020000000 CR3: 000000010adf5000 CR4: 00000000003506b0
[ 331.376412][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 331.384409][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 331.392523][ C0] Call Trace:
[ 331.395814][ C0]
[ 331.398774][ C0] ? tipc_sk_rcv+0x2c20/0x2c20
[ 331.403556][ C0] ? tipc_sk_rcv+0x1a43/0x2c20
[ 331.408324][ C0] tipc_sk_rcv+0x3aa/0x2c20
[ 331.412826][ C0] ? stack_trace_save+0xa6/0xf0
[ 331.417683][ C0] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 331.423507][ C0] ? kasan_set_track+0x5b/0x70
[ 331.428363][ C0] ? kasan_set_free_info+0x23/0x40
[ 331.433476][ C0] ? tipc_sk_rcv+0x1b82/0x2c20
[ 331.438257][ C0] ? tipc_sk_proto_rcv+0xa65/0x1560
[ 331.443467][ C0] ? tipc_sk_backlog_rcv+0x17d/0x210
[ 331.448766][ C0] ? __release_sock+0x17c/0x3f0
[ 331.453635][ C0] ? sock_setsockopt+0x1d7a/0x2490
[ 331.458796][ C0] ? __skb_queue_purge+0x170/0x170
[ 331.463924][ C0] tipc_node_xmit+0x26c/0xd80
[ 331.468622][ C0] ? debug_smp_processor_id+0x17/0x20
[ 331.474004][ C0] ? kasan_quarantine_put+0x34/0x190
[ 331.479309][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0
[ 331.484865][ C0] ? ____kasan_slab_free+0x130/0x160
[ 331.490165][ C0] ? __kasan_slab_free+0x11/0x20
[ 331.495118][ C0] ? kfree_skbmem+0x10c/0x180
[ 331.499845][ C0] tipc_node_distr_xmit+0x2a3/0x3b0
[ 331.505143][ C0] ? tipc_node_xmit_skb+0x150/0x150
[ 331.510456][ C0] tipc_sk_rcv+0x19f7/0x2c20
[ 331.515054][ C0] ? __skb_queue_purge+0x170/0x170
[ 331.520176][ C0] tipc_node_xmit+0x26c/0xd80
[ 331.524925][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0
[ 331.530593][ C0] tipc_sk_push_backlog+0x4dd/0x790
[ 331.535840][ C0] tipc_sk_proto_rcv+0xa65/0x1560
[ 331.540997][ C0] ? tipc_sk_filter_rcv+0x2d50/0x2d50
[ 331.546477][ C0] ? unwind_get_return_address+0x4d/0x90
[ 331.552153][ C0] ? stack_trace_save+0xf0/0xf0
[ 331.557025][ C0] ? arch_stack_walk+0x50/0x140
[ 331.561896][ C0] tipc_sk_filter_rcv+0x2b68/0x2d50
[ 331.567109][ C0] ? stack_trace_save+0xa6/0xf0
[ 331.571972][ C0] ? __stack_depot_save+0x34/0x480
[ 331.577112][ C0] ? kasan_set_track+0x5b/0x70
[ 331.581885][ C0] ? kasan_set_track+0x5b/0x70
[ 331.586852][ C0] ? kasan_set_track+0x4a/0x70
[ 331.591628][ C0] ? kasan_set_free_info+0x23/0x40
[ 331.596752][ C0] ? ____kasan_slab_free+0x125/0x160
[ 331.602079][ C0] ? __kasan_slab_free+0x11/0x20
[ 331.607028][ C0] ? slab_free_freelist_hook+0xc2/0x190
[ 331.612589][ C0] ? kmem_cache_free+0x100/0x320
[ 331.617533][ C0] ? kfree_skbmem+0x10c/0x180
[ 331.622223][ C0] ? kfree_skb+0xc1/0x2f0
[ 331.626616][ C0] ? tipc_msg_reverse+0x698/0x900
[ 331.631661][ C0] ? tipc_sk_filter_rcv+0xc08/0x2d50
[ 331.636976][ C0] ? tipc_sk_backlog_rcv+0x117/0x210
[ 331.642284][ C0] ? __release_sock+0x17c/0x3f0
[ 331.647152][ C0] ? sock_setsockopt+0x1d7a/0x2490
[ 331.652279][ C0] ? __x64_sys_setsockopt+0xbf/0xd0
[ 331.657494][ C0] ? x64_sys_call+0x982/0x9a0
[ 331.662286][ C0] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 331.668380][ C0] ? tipc_sk_publish+0x470/0x470
[ 331.673351][ C0] ? __kasan_check_write+0x14/0x20
[ 331.678484][ C0] ? _raw_spin_lock_bh+0x94/0xf0
[ 331.683440][ C0] tipc_sk_rcv+0x794/0x2c20
[ 331.687959][ C0] ? kmem_cache_free+0x100/0x320
[ 331.692909][ C0] ? __skb_queue_purge+0x170/0x170
[ 331.698055][ C0] ? tipc_sk_filter_rcv+0x2ae6/0x2d50
[ 331.703426][ C0] tipc_node_xmit+0x26c/0xd80
[ 331.708131][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0
[ 331.713771][ C0] tipc_node_distr_xmit+0x2a3/0x3b0
[ 331.718986][ C0] ? tipc_node_xmit_skb+0x150/0x150
[ 331.724185][ C0] tipc_sk_backlog_rcv+0x17d/0x210
[ 331.729301][ C0] ? tipc_sk_timeout+0x990/0x990
[ 331.734256][ C0] ? lock_sock_nested+0x21c/0x2a0
[ 331.739295][ C0] __release_sock+0x17c/0x3f0
[ 331.743977][ C0] sock_setsockopt+0x1d7a/0x2490
[ 331.749010][ C0] ? security_file_alloc+0x33/0x120
[ 331.754219][ C0] ? __sock_set_mark+0x160/0x160
[ 331.759257][ C0] ? selinux_socket_setsockopt+0x282/0x360
[ 331.765083][ C0] ? selinux_socket_getsockopt+0x340/0x340
[ 331.770902][ C0] ? memcpy+0x56/0x70
[ 331.774895][ C0] ? __fget_files+0x2c4/0x320
[ 331.779583][ C0] ? security_socket_setsockopt+0x82/0xa0
[ 331.785487][ C0] __sys_setsockopt+0x261/0x470
[ 331.790439][ C0] ? __ia32_sys_recv+0xb0/0xb0
[ 331.795727][ C0] ? fd_install+0x169/0x2a0
[ 331.800241][ C0] ? __kasan_check_write+0x14/0x20
[ 331.805364][ C0] __x64_sys_setsockopt+0xbf/0xd0
[ 331.810398][ C0] x64_sys_call+0x982/0x9a0
[ 331.814919][ C0] do_syscall_64+0x4c/0xa0
[ 331.819360][ C0] ? clear_bhb_loop+0x50/0xa0
[ 331.824211][ C0] ? clear_bhb_loop+0x50/0xa0
[ 331.828901][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 331.834797][ C0] RIP: 0033:0x7f125b2ec279
[ 331.839243][ 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 d0 ff ff ff f7 d8 64 89 01 48
[ 331.858849][ C0] RSP: 002b:00007f125ae7d0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[ 331.867347][ C0] RAX: ffffffffffffffda RBX: 00007f125b429f80 RCX: 00007f125b2ec279
[ 331.875334][ C0] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003
[ 331.883319][ C0] RBP: 00007f125b34d49c R08: 0000000000000004 R09: 0000000000000000
[ 331.891308][ C0] R10: 0000000020000040 R11: 0000000000000246 R12: 0000000000000000
[ 331.899382][ C0] R13: 000000000000000b R14: 00007f125b429f80 R15: 00007ffec6e80b18
[ 331.907370][ C0]
[ 331.910383][ C0] Sending NMI from CPU 0 to CPUs 1:
[ 331.915604][ C1] NMI backtrace for cpu 1
[ 331.915613][ C1] CPU: 1 PID: 624 Comm: syz-executor.0 Not tainted syzkaller #0
[ 331.915629][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 331.915638][ C1] RIP: 0010:__pv_queued_spin_lock_slowpath+0x527/0x9c0
[ 331.915663][ C1] Code: 00 41 c6 45 00 00 48 8b 44 24 10 42 0f b6 04 38 84 c0 0f 85 1c 01 00 00 48 8b 44 24 08 c6 00 01 41 bd 00 80 ff ff eb 07 f3 90 <41> ff c5 74 47 43 0f b6 04 3e 84 c0 75 2b 80 3b 00 75 eb 48 89 df
[ 331.915677][ C1] RSP: 0018:ffffc90002fb7760 EFLAGS: 00000206
[ 331.915691][ C1] RAX: 0000000000000000 RBX: ffff88811c6d1e88 RCX: ffffffff815005c9
[ 331.915703][ C1] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff88811c6d1e88
[ 331.915713][ C1] RBP: ffffc90002fb7850 R08: ffff88811c6d1e88 R09: 1ffff110238da3d1
[ 331.915726][ C1] R10: dffffc0000000000 R11: ffffed10238da3d2 R12: 1ffff1103ee20001
[ 331.915738][ C1] R13: 00000000ffffdeb2 R14: 1ffff110238da3d1 R15: dffffc0000000000
[ 331.915750][ C1] FS: 00007f125ae5c6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 331.915765][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 331.915776][ C1] CR2: 00007f125ae5bfd0 CR3: 000000010adf5000 CR4: 00000000003506a0
[ 331.915791][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 331.915801][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 331.915811][ C1] Call Trace:
[ 331.915817][ C1]
[ 331.915824][ C1] ? __pv_queued_spin_unlock_slowpath+0x300/0x300
[ 331.915843][ C1] ? avc_has_perm+0x163/0x250
[ 331.915861][ C1] queued_spin_lock_slowpath+0x47/0x50
[ 331.915878][ C1] _raw_spin_lock_bh+0xe4/0xf0
[ 331.915896][ C1] ? _raw_spin_lock_irq+0xf0/0xf0
[ 331.915914][ C1] ? selinux_socket_sendmsg+0x22f/0x340
[ 331.915933][ C1] lock_sock_nested+0x95/0x2a0
[ 331.915951][ C1] ? sock_init_data+0xc0/0xc0
[ 331.915967][ C1] ? _raw_spin_lock_bh+0x94/0xf0
[ 331.915985][ C1] ? _raw_spin_unlock_bh+0x51/0x60
[ 331.916003][ C1] tipc_sendstream+0x47/0x70
[ 331.916019][ C1] ? tipc_getsockopt+0x4d0/0x4d0
[ 331.916034][ C1] ____sys_sendmsg+0x5b7/0x8f0
[ 331.916056][ C1] ? __sys_sendmsg_sock+0x40/0x40
[ 331.916069][ C1] ? do_handle_mm_fault+0xfac/0x1de0
[ 331.916087][ C1] ? import_iovec+0x7c/0xb0
[ 331.916105][ C1] ___sys_sendmsg+0x236/0x2e0
[ 331.916120][ C1] ? __sys_sendmsg+0x280/0x280
[ 331.916140][ C1] ? __fdget+0x1a1/0x230
[ 331.916159][ C1] __x64_sys_sendmsg+0x206/0x2f0
[ 331.916173][ C1] ? ___sys_sendmsg+0x2e0/0x2e0
[ 331.916189][ C1] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 331.916222][ C1] x64_sys_call+0x4b/0x9a0
[ 331.916238][ C1] do_syscall_64+0x4c/0xa0
[ 331.916256][ C1] ? clear_bhb_loop+0x50/0xa0
[ 331.916270][ C1] ? clear_bhb_loop+0x50/0xa0
[ 331.916284][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 331.916303][ C1] RIP: 0033:0x7f125b2ec279
[ 331.916317][ 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 d0 ff ff ff f7 d8 64 89 01 48
[ 331.916329][ C1] RSP: 002b:00007f125ae5c0b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 331.916345][ C1] RAX: ffffffffffffffda RBX: 00007f125b42a050 RCX: 00007f125b2ec279
[ 331.916357][ C1] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000004
[ 331.916366][ C1] RBP: 00007f125b34d49c R08: 0000000000000000 R09: 0000000000000000
[ 331.916376][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 331.916386][ C1] R13: 000000000000000b R14: 00007f125b42a050 R15: 00007ffec6e80b18
[ 331.916399][ C1]