[ 24.773818][ T304] device veth1_macvtap entered promiscuous mode
[ 24.783851][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 24.794959][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 24.857451][ T304] syz-executor.0 (304) used greatest stack depth: 21536 bytes left
[ 25.451895][ T10] device bridge_slave_1 left promiscuous mode
[ 25.458499][ T10] bridge0: port 2(bridge_slave_1) entered disabled state
[ 25.466402][ T10] device bridge_slave_0 left promiscuous mode
[ 25.473188][ T10] bridge0: port 1(bridge_slave_0) entered disabled state
[ 25.481803][ T10] device veth1_macvtap left promiscuous mode
[ 25.488137][ T10] device veth0_vlan left promiscuous mode
Warning: Permanently added '10.128.1.170' (ED25519) to the list of known hosts.
2026/05/12 11:24:59 ignoring optional flag "type"="gce"
2026/05/12 11:24:59 parsed 1 programs
[ 42.842249][ T30] kauditd_printk_skb: 18 callbacks suppressed
[ 42.842264][ T30] audit: type=1400 audit(1778585099.572:92): avc: denied { unlink } for pid=346 comm="syz-executor" name="swap-file" dev="sda1" ino=2028 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t"
2026/05/12 11:24:59 executed programs: 0
[ 42.913218][ T346] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 42.965545][ T352] bridge0: port 1(bridge_slave_0) entered blocking state
[ 42.973122][ T352] bridge0: port 1(bridge_slave_0) entered disabled state
[ 42.981820][ T352] device bridge_slave_0 entered promiscuous mode
[ 42.989264][ T352] bridge0: port 2(bridge_slave_1) entered blocking state
[ 42.996598][ T352] bridge0: port 2(bridge_slave_1) entered disabled state
[ 43.004330][ T352] device bridge_slave_1 entered promiscuous mode
[ 43.043617][ T30] audit: type=1400 audit(1778585099.772:93): avc: denied { create } for pid=352 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 43.048591][ T352] bridge0: port 2(bridge_slave_1) entered blocking state
[ 43.066512][ T30] audit: type=1400 audit(1778585099.772:94): avc: denied { write } for pid=352 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 43.074979][ T352] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 43.075086][ T352] bridge0: port 1(bridge_slave_0) entered blocking state
[ 43.102014][ T30] audit: type=1400 audit(1778585099.772:95): avc: denied { read } for pid=352 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 43.110067][ T352] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 43.163787][ T10] bridge0: port 1(bridge_slave_0) entered disabled state
[ 43.171476][ T10] bridge0: port 2(bridge_slave_1) entered disabled state
[ 43.182061][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 43.192777][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 43.202248][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 43.210780][ T10] bridge0: port 1(bridge_slave_0) entered blocking state
[ 43.218882][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 43.227954][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 43.237580][ T10] bridge0: port 2(bridge_slave_1) entered blocking state
[ 43.245169][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 43.257815][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 43.267816][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 43.280378][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 43.293348][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 43.303042][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 43.312862][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 43.323741][ T352] device veth0_vlan entered promiscuous mode
[ 43.337001][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 43.349489][ T352] device veth1_macvtap entered promiscuous mode
[ 43.364644][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 43.379352][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 43.401890][ T30] audit: type=1400 audit(1778585100.132:96): avc: denied { create } for pid=356 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1
[ 43.425432][ T30] audit: type=1400 audit(1778585100.132:97): avc: denied { write } for pid=356 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1
[ 43.447990][ T30] audit: type=1400 audit(1778585100.132:98): avc: denied { setopt } for pid=356 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1
[ 144.341140][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 144.348321][ C1] rcu: 1-...!: (10000 ticks this GP) idle=079/1/0x4000000000000000 softirq=3672/3672 fqs=0 last_accelerate: 9bc0/c2d0 dyntick_enabled: 1
[ 144.364814][ C1] (t=10000 jiffies g=2185 q=177)
[ 144.371016][ C1] rcu: rcu_preempt kthread timer wakeup didn't happen for 9999 jiffies! g2185 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
[ 144.384071][ C1] rcu: Possible timer handling issue on cpu=1 timer-softirq=1011
[ 144.392965][ C1] rcu: rcu_preempt kthread starved for 10000 jiffies! g2185 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1
[ 144.406327][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 144.416943][ C1] rcu: RCU grace-period kthread stack dump:
[ 144.423372][ C1] task:rcu_preempt state:I stack:28696 pid: 14 ppid: 2 flags:0x00004000
[ 144.433041][ C1] Call Trace:
[ 144.436589][ C1]
[ 144.439733][ C1] __schedule+0xb6e/0x14c0
[ 144.444438][ C1] ? release_firmware_map_entry+0x190/0x190
[ 144.451175][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 144.457758][ C1] ? __mod_timer+0x7da/0xb50
[ 144.462652][ C1] schedule+0x11e/0x1e0
[ 144.467269][ C1] schedule_timeout+0x159/0x340
[ 144.472526][ C1] ? console_conditional_schedule+0x30/0x30
[ 144.478998][ C1] ? update_process_times+0x200/0x200
[ 144.484544][ C1] ? prepare_to_swait_event+0x308/0x320
[ 144.490297][ C1] rcu_gp_fqs_loop+0x2ae/0xf80
[ 144.495098][ C1] ? __kasan_check_write+0x14/0x20
[ 144.500419][ C1] ? debug_smp_processor_id+0x17/0x20
[ 144.506551][ C1] ? __note_gp_changes+0x4e2/0x9e0
[ 144.512355][ C1] ? rcu_gp_init+0xc00/0xc00
[ 144.517589][ C1] ? _raw_spin_unlock_irq+0x4e/0x70
[ 144.524029][ C1] ? rcu_gp_init+0x9a7/0xc00
[ 144.529069][ C1] rcu_gp_kthread+0x9b/0x360
[ 144.534269][ C1] ? _raw_spin_lock+0xf0/0xf0
[ 144.539231][ C1] ? wake_nocb_gp+0x1d0/0x1d0
[ 144.544088][ C1] ? __kasan_check_read+0x11/0x20
[ 144.549894][ C1] ? __kthread_parkme+0xac/0x200
[ 144.555818][ C1] kthread+0x411/0x500
[ 144.560324][ C1] ? wake_nocb_gp+0x1d0/0x1d0
[ 144.568283][ C1] ? kthread_blkcg+0xd0/0xd0
[ 144.575969][ C1] ret_from_fork+0x1f/0x30
[ 144.580682][ C1]
[ 144.584067][ C1] rcu: Stack dump where RCU GP kthread last ran:
[ 144.591263][ C1] NMI backtrace for cpu 1
[ 144.596393][ C1] CPU: 1 PID: 716 Comm: syz-executor.0 Not tainted syzkaller #0
[ 144.605948][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 144.617438][ C1] Call Trace:
[ 144.620952][ C1]
[ 144.624558][ C1] __dump_stack+0x21/0x30
[ 144.629798][ C1] dump_stack_lvl+0x110/0x170
[ 144.637465][ C1] ? show_regs_print_info+0x20/0x20
[ 144.645146][ C1] dump_stack+0x15/0x20
[ 144.650583][ C1] nmi_cpu_backtrace+0x2af/0x2c0
[ 144.656812][ C1] ? nmi_trigger_cpumask_backtrace+0x240/0x240
[ 144.663585][ C1] ? load_image+0x3e0/0x3e0
[ 144.669082][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 144.675880][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 144.682762][ C1] nmi_trigger_cpumask_backtrace+0x138/0x240
[ 144.689515][ C1] arch_trigger_cpumask_backtrace+0x10/0x20
[ 144.695882][ C1] rcu_check_gp_kthread_starvation+0x1e0/0x260
[ 144.703370][ C1] ? rcu_check_gp_kthread_expired_fqs_timer+0x186/0x230
[ 144.712069][ C1] print_cpu_stall+0x31b/0x600
[ 144.718322][ C1] rcu_sched_clock_irq+0x759/0x12c0
[ 144.724117][ C1] ? rcu_boost_kthread_setaffinity+0x320/0x320
[ 144.731254][ C1] ? raise_softirq+0x7d/0xf0
[ 144.737168][ C1] ? __raise_softirq_irqoff+0xd0/0xd0
[ 144.744900][ C1] ? hrtimer_run_queues+0x166/0x430
[ 144.752142][ C1] update_process_times+0x198/0x200
[ 144.758824][ C1] tick_sched_timer+0x17c/0x240
[ 144.764264][ C1] ? tick_setup_sched_timer+0x450/0x450
[ 144.770848][ C1] __hrtimer_run_queues+0x39f/0x8c0
[ 144.776251][ C1] ? hrtimer_interrupt+0x8c0/0x8c0
[ 144.781982][ C1] ? ktime_get_update_offsets_now+0x2fa/0x310
[ 144.788305][ C1] hrtimer_interrupt+0x3c7/0x8c0
[ 144.793526][ C1] __sysvec_apic_timer_interrupt+0xfa/0x3e0
[ 144.800060][ C1] sysvec_apic_timer_interrupt+0xa4/0xc0
[ 144.806065][ C1]
[ 144.809093][ C1]
[ 144.812108][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 144.818355][ C1] RIP: 0010:kvm_wait+0x105/0x150
[ 144.823569][ C1] Code: 1c 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 ad 1c d6 03 fb f4 5e ff ff ff fb e9 58 ff ff ff e8 bb 82 7d 03 89 f9 80 e1 07 38
[ 144.844299][ C1] RSP: 0018:ffffc900018df6c0 EFLAGS: 00000246
[ 144.850444][ C1] RAX: 0000000000000003 RBX: ffff88811506b788 RCX: ffffffff81500649
[ 144.859186][ C1] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff88811506b788
[ 144.867593][ C1] RBP: ffffc900018df750 R08: ffff88811506b788 R09: 1ffff11022a0d6f1
[ 144.877192][ C1] R10: dffffc0000000000 R11: ffffed1022a0d6f2 R12: 1ffff1103ee20001
[ 144.885436][ C1] R13: ffff8881f7138ad4 R14: dffffc0000000000 R15: 1ffff9200031bed8
[ 144.893943][ C1] ? __pv_queued_spin_lock_slowpath+0x5b9/0x9c0
[ 144.900455][ C1] ? kvm_arch_para_hints+0x30/0x30
[ 144.905881][ C1] __pv_queued_spin_lock_slowpath+0x60f/0x9c0
[ 144.912301][ C1] ? __pv_queued_spin_unlock_slowpath+0x300/0x300
[ 144.919082][ C1] ? avc_has_perm+0x163/0x250
[ 144.924098][ C1] queued_spin_lock_slowpath+0x47/0x50
[ 144.930268][ C1] _raw_spin_lock_bh+0xe4/0xf0
[ 144.935388][ C1] ? _raw_spin_lock_irq+0xf0/0xf0
[ 144.940772][ C1] ? selinux_socket_sendmsg+0x22f/0x340
[ 144.946615][ C1] lock_sock_nested+0x95/0x2a0
[ 144.951606][ C1] ? sock_init_data+0xc0/0xc0
[ 144.956971][ C1] ? _raw_spin_lock_bh+0x94/0xf0
[ 144.961911][ C1] ? _raw_spin_unlock_bh+0x51/0x60
[ 144.967108][ C1] tipc_sendstream+0x47/0x70
[ 144.972048][ C1] ? tipc_getsockopt+0x4d0/0x4d0
[ 144.977248][ C1] ____sys_sendmsg+0x5b7/0x8f0
[ 144.982571][ C1] ? __sys_sendmsg_sock+0x40/0x40
[ 144.988245][ C1] ? import_iovec+0x7c/0xb0
[ 144.993109][ C1] ___sys_sendmsg+0x236/0x2e0
[ 144.998216][ C1] ? __sys_sendmsg+0x280/0x280
[ 145.003519][ C1] ? memcpy+0x56/0x70
[ 145.008048][ C1] ? __fdget+0x1a1/0x230
[ 145.012555][ C1] __x64_sys_sendmsg+0x206/0x2f0
[ 145.018188][ C1] ? ___sys_sendmsg+0x2e0/0x2e0
[ 145.023903][ C1] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 145.030846][ C1] x64_sys_call+0x4b/0x9a0
[ 145.035943][ C1] do_syscall_64+0x4c/0xa0
[ 145.040631][ C1] ? clear_bhb_loop+0x50/0xa0
[ 145.046153][ C1] ? clear_bhb_loop+0x50/0xa0
[ 145.050903][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 145.057105][ C1] RIP: 0033:0x7f6fa6c413f9
[ 145.061725][ 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
[ 145.082052][ C1] RSP: 002b:00007f6fa67d20b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 145.091221][ C1] RAX: ffffffffffffffda RBX: 00007f6fa6d7ef80 RCX: 00007f6fa6c413f9
[ 145.100103][ C1] RDX: 0000000000000000 RSI: 0000000020000780 RDI: 0000000000000004
[ 145.109217][ C1] RBP: 00007f6fa6ca2498 R08: 0000000000000000 R09: 0000000000000000
[ 145.117386][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 145.126322][ C1] R13: 000000000000000b R14: 00007f6fa6d7ef80 R15: 00007fffbd2b4f08
[ 145.135119][ C1]
[ 145.138391][ C1] NMI backtrace for cpu 1
[ 145.143169][ C1] CPU: 1 PID: 716 Comm: syz-executor.0 Not tainted syzkaller #0
[ 145.151152][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 145.161494][ C1] Call Trace:
[ 145.165037][ C1]
[ 145.168225][ C1] __dump_stack+0x21/0x30
[ 145.173055][ C1] dump_stack_lvl+0x110/0x170
[ 145.178578][ C1] ? show_regs_print_info+0x20/0x20
[ 145.184301][ C1] ? resched_curr+0xa0/0x320
[ 145.188996][ C1] ? wake_up_process+0x20/0x20
[ 145.194052][ C1] dump_stack+0x15/0x20
[ 145.198808][ C1] nmi_cpu_backtrace+0x2af/0x2c0
[ 145.204523][ C1] ? nmi_trigger_cpumask_backtrace+0x240/0x240
[ 145.211774][ C1] ? __kasan_check_write+0x14/0x20
[ 145.217324][ C1] ? _raw_spin_lock_irqsave+0xc2/0x130
[ 145.223393][ C1] ? _raw_spin_lock+0xf0/0xf0
[ 145.228171][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 145.234675][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 145.240911][ C1] nmi_trigger_cpumask_backtrace+0x138/0x240
[ 145.247178][ C1] arch_trigger_cpumask_backtrace+0x10/0x20
[ 145.253155][ C1] rcu_dump_cpu_stacks+0x1c7/0x300
[ 145.259303][ C1] print_cpu_stall+0x320/0x600
[ 145.265318][ C1] rcu_sched_clock_irq+0x759/0x12c0
[ 145.272889][ C1] ? rcu_boost_kthread_setaffinity+0x320/0x320
[ 145.280290][ C1] ? raise_softirq+0x7d/0xf0
[ 145.285261][ C1] ? __raise_softirq_irqoff+0xd0/0xd0
[ 145.290895][ C1] ? hrtimer_run_queues+0x166/0x430
[ 145.296737][ C1] update_process_times+0x198/0x200
[ 145.302037][ C1] tick_sched_timer+0x17c/0x240
[ 145.307384][ C1] ? tick_setup_sched_timer+0x450/0x450
[ 145.313555][ C1] __hrtimer_run_queues+0x39f/0x8c0
[ 145.319382][ C1] ? hrtimer_interrupt+0x8c0/0x8c0
[ 145.324714][ C1] ? ktime_get_update_offsets_now+0x2fa/0x310
[ 145.331491][ C1] hrtimer_interrupt+0x3c7/0x8c0
[ 145.336430][ C1] __sysvec_apic_timer_interrupt+0xfa/0x3e0
[ 145.342314][ C1] sysvec_apic_timer_interrupt+0xa4/0xc0
[ 145.348204][ C1]
[ 145.351142][ C1]
[ 145.354279][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 145.360903][ C1] RIP: 0010:kvm_wait+0x105/0x150
[ 145.366456][ C1] Code: 1c 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 ad 1c d6 03 fb f4 5e ff ff ff fb e9 58 ff ff ff e8 bb 82 7d 03 89 f9 80 e1 07 38
[ 145.387802][ C1] RSP: 0018:ffffc900018df6c0 EFLAGS: 00000246
[ 145.394420][ C1] RAX: 0000000000000003 RBX: ffff88811506b788 RCX: ffffffff81500649
[ 145.403031][ C1] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff88811506b788
[ 145.411280][ C1] RBP: ffffc900018df750 R08: ffff88811506b788 R09: 1ffff11022a0d6f1
[ 145.419709][ C1] R10: dffffc0000000000 R11: ffffed1022a0d6f2 R12: 1ffff1103ee20001
[ 145.428290][ C1] R13: ffff8881f7138ad4 R14: dffffc0000000000 R15: 1ffff9200031bed8
[ 145.436701][ C1] ? __pv_queued_spin_lock_slowpath+0x5b9/0x9c0
[ 145.443307][ C1] ? kvm_arch_para_hints+0x30/0x30
[ 145.448536][ C1] __pv_queued_spin_lock_slowpath+0x60f/0x9c0
[ 145.454798][ C1] ? __pv_queued_spin_unlock_slowpath+0x300/0x300
[ 145.461964][ C1] ? avc_has_perm+0x163/0x250
[ 145.467217][ C1] queued_spin_lock_slowpath+0x47/0x50
[ 145.473454][ C1] _raw_spin_lock_bh+0xe4/0xf0
[ 145.478665][ C1] ? _raw_spin_lock_irq+0xf0/0xf0
[ 145.483703][ C1] ? selinux_socket_sendmsg+0x22f/0x340
[ 145.490299][ C1] lock_sock_nested+0x95/0x2a0
[ 145.495583][ C1] ? sock_init_data+0xc0/0xc0
[ 145.500993][ C1] ? _raw_spin_lock_bh+0x94/0xf0
[ 145.506581][ C1] ? _raw_spin_unlock_bh+0x51/0x60
[ 145.512328][ C1] tipc_sendstream+0x47/0x70
[ 145.517122][ C1] ? tipc_getsockopt+0x4d0/0x4d0
[ 145.522420][ C1] ____sys_sendmsg+0x5b7/0x8f0
[ 145.527370][ C1] ? __sys_sendmsg_sock+0x40/0x40
[ 145.532842][ C1] ? import_iovec+0x7c/0xb0
[ 145.537426][ C1] ___sys_sendmsg+0x236/0x2e0
[ 145.542351][ C1] ? __sys_sendmsg+0x280/0x280
[ 145.547664][ C1] ? memcpy+0x56/0x70
[ 145.552095][ C1] ? __fdget+0x1a1/0x230
[ 145.556535][ C1] __x64_sys_sendmsg+0x206/0x2f0
[ 145.561827][ C1] ? ___sys_sendmsg+0x2e0/0x2e0
[ 145.567216][ C1] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 145.573451][ C1] x64_sys_call+0x4b/0x9a0
[ 145.578361][ C1] do_syscall_64+0x4c/0xa0
[ 145.583210][ C1] ? clear_bhb_loop+0x50/0xa0
[ 145.588186][ C1] ? clear_bhb_loop+0x50/0xa0
[ 145.593299][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 145.599890][ C1] RIP: 0033:0x7f6fa6c413f9
[ 145.604943][ 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
[ 145.626741][ C1] RSP: 002b:00007f6fa67d20b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 145.636006][ C1] RAX: ffffffffffffffda RBX: 00007f6fa6d7ef80 RCX: 00007f6fa6c413f9
[ 145.644600][ C1] RDX: 0000000000000000 RSI: 0000000020000780 RDI: 0000000000000004
[ 145.653211][ C1] RBP: 00007f6fa6ca2498 R08: 0000000000000000 R09: 0000000000000000
[ 145.661723][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 145.670044][ C1] R13: 000000000000000b R14: 00007f6fa6d7ef80 R15: 00007fffbd2b4f08
[ 145.678920][ C1]
[ 177.294758][ C0] watchdog: BUG: soft lockup - CPU#0 stuck for 144s! [syz-executor.0:717]
[ 177.304387][ C0] Modules linked in:
[ 177.308464][ C0] CPU: 0 PID: 717 Comm: syz-executor.0 Not tainted syzkaller #0
[ 177.316422][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 177.328000][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x36/0x60
[ 177.334427][ C0] Code: 00 a2 98 7e 65 8b 15 01 a2 98 7e 81 e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75 35 83 b9 5c 0b 00 00 00 74 2c 8b 91 38 0b 00 00 <83> fa 02 75 21 48 8b 91 40 0b 00 00 48 8b 32 48 8d 7e 01 8b 89 3c
[ 177.356699][ C0] RSP: 0018:ffffc900018f67b0 EFLAGS: 00000246
[ 177.364082][ C0] RAX: ffffffff84987e29 RBX: ffff8881129748c4 RCX: ffff888117d993c0
[ 177.373711][ C0] RDX: 0000000000000000 RSI: 00000000198e0905 RDI: 0000000000000000
[ 177.382803][ C0] RBP: ffffc900018f67b0 R08: 0000000000000003 R09: 0000000000000004
[ 177.392704][ C0] R10: dffffc0000000000 R11: fffff5200031ece8 R12: ffffc900018f6c40
[ 177.401575][ C0] R13: dffffc0000000001 R14: 00000000198e0905 R15: 00000000198e0905
[ 177.410139][ C0] FS: 00007f6fa67b16c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 177.420159][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 177.427920][ C0] CR2: 00007f6fa67b0fd0 CR3: 000000011e915000 CR4: 00000000003506b0
[ 177.437205][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 177.446469][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 177.455589][ C0] Call Trace:
[ 177.459020][ C0]
[ 177.462172][ C0] tipc_sk_rcv+0x379/0x2c20
[ 177.466751][ C0] ? stack_trace_save+0xa6/0xf0
[ 177.471705][ C0] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 177.478016][ C0] ? kasan_set_track+0x5b/0x70
[ 177.482929][ C0] ? kasan_set_free_info+0x23/0x40
[ 177.488832][ C0] ? tipc_sk_rcv+0x1b82/0x2c20
[ 177.494542][ C0] ? tipc_sk_proto_rcv+0xa65/0x1560
[ 177.500540][ C0] ? tipc_sk_backlog_rcv+0x17d/0x210
[ 177.506271][ C0] ? __release_sock+0x17c/0x3f0
[ 177.511801][ C0] ? sock_setsockopt+0x1d7a/0x2490
[ 177.517191][ C0] ? __skb_queue_purge+0x170/0x170
[ 177.522822][ C0] tipc_node_xmit+0x26c/0xd80
[ 177.527938][ C0] ? debug_smp_processor_id+0x17/0x20
[ 177.533605][ C0] ? kasan_quarantine_put+0x34/0x190
[ 177.539561][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0
[ 177.545277][ C0] ? ____kasan_slab_free+0x130/0x160
[ 177.550638][ C0] ? __kasan_slab_free+0x11/0x20
[ 177.555959][ C0] ? kfree_skbmem+0x10c/0x180
[ 177.560897][ C0] tipc_node_distr_xmit+0x2a3/0x3b0
[ 177.566518][ C0] ? tipc_node_xmit_skb+0x150/0x150
[ 177.571913][ C0] tipc_sk_rcv+0x19f7/0x2c20
[ 177.577075][ C0] ? __skb_queue_purge+0x170/0x170
[ 177.582293][ C0] tipc_node_xmit+0x26c/0xd80
[ 177.587195][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0
[ 177.593262][ C0] tipc_sk_push_backlog+0x4dd/0x790
[ 177.598736][ C0] tipc_sk_proto_rcv+0xa65/0x1560
[ 177.604850][ C0] ? tipc_sk_filter_rcv+0x2d50/0x2d50
[ 177.612150][ C0] ? unwind_get_return_address+0x4d/0x90
[ 177.618457][ C0] ? stack_trace_save+0xf0/0xf0
[ 177.623496][ C0] ? arch_stack_walk+0xb0/0x140
[ 177.628829][ C0] tipc_sk_filter_rcv+0x2b68/0x2d50
[ 177.634565][ C0] ? stack_trace_save+0xa6/0xf0
[ 177.640500][ C0] ? __stack_depot_save+0x34/0x480
[ 177.645785][ C0] ? kasan_set_track+0x5b/0x70
[ 177.651155][ C0] ? kasan_set_track+0x5b/0x70
[ 177.656475][ C0] ? kasan_set_track+0x4a/0x70
[ 177.661316][ C0] ? kasan_set_free_info+0x23/0x40
[ 177.666845][ C0] ? ____kasan_slab_free+0x125/0x160
[ 177.673167][ C0] ? __kasan_slab_free+0x11/0x20
[ 177.678455][ C0] ? slab_free_freelist_hook+0xc2/0x190
[ 177.684741][ C0] ? kmem_cache_free+0x100/0x320
[ 177.690765][ C0] ? kfree_skbmem+0x10c/0x180
[ 177.696993][ C0] ? kfree_skb+0xc1/0x2f0
[ 177.702858][ C0] ? tipc_msg_reverse+0x698/0x900
[ 177.708174][ C0] ? tipc_sk_filter_rcv+0xc08/0x2d50
[ 177.713675][ C0] ? tipc_sk_backlog_rcv+0x117/0x210
[ 177.719332][ C0] ? __release_sock+0x17c/0x3f0
[ 177.724358][ C0] ? sock_setsockopt+0x1d7a/0x2490
[ 177.729555][ C0] ? __x64_sys_setsockopt+0xbf/0xd0
[ 177.734990][ C0] ? x64_sys_call+0x982/0x9a0
[ 177.740418][ C0] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 177.746659][ C0] ? tipc_sk_publish+0x470/0x470
[ 177.751949][ C0] ? __kasan_check_write+0x14/0x20
[ 177.757332][ C0] ? _raw_spin_lock_bh+0x94/0xf0
[ 177.762570][ C0] tipc_sk_rcv+0x794/0x2c20
[ 177.768114][ C0] ? kmem_cache_free+0x100/0x320
[ 177.773233][ C0] ? __skb_queue_purge+0x170/0x170
[ 177.778339][ C0] ? tipc_sk_filter_rcv+0x2ae6/0x2d50
[ 177.783962][ C0] tipc_node_xmit+0x26c/0xd80
[ 177.789244][ C0] ? tipc_node_get_linkname+0x1a0/0x1a0
[ 177.794970][ C0] tipc_node_distr_xmit+0x2a3/0x3b0
[ 177.800789][ C0] ? tipc_node_xmit_skb+0x150/0x150
[ 177.806415][ C0] tipc_sk_backlog_rcv+0x17d/0x210
[ 177.811936][ C0] ? tipc_sk_timeout+0x990/0x990
[ 177.817998][ C0] ? lock_sock_nested+0x21c/0x2a0
[ 177.824217][ C0] __release_sock+0x17c/0x3f0
[ 177.829973][ C0] sock_setsockopt+0x1d7a/0x2490
[ 177.835817][ C0] ? __sock_set_mark+0x160/0x160
[ 177.841925][ C0] ? selinux_socket_setsockopt+0x282/0x360
[ 177.849267][ C0] ? selinux_socket_getsockopt+0x340/0x340
[ 177.856702][ C0] ? __fget_files+0x2c4/0x320
[ 177.862614][ C0] ? security_socket_setsockopt+0x82/0xa0
[ 177.869877][ C0] __sys_setsockopt+0x261/0x470
[ 177.877389][ C0] ? __ia32_sys_recv+0xb0/0xb0
[ 177.883779][ C0] __x64_sys_setsockopt+0xbf/0xd0
[ 177.889963][ C0] x64_sys_call+0x982/0x9a0
[ 177.895228][ C0] do_syscall_64+0x4c/0xa0
[ 177.900594][ C0] ? clear_bhb_loop+0x50/0xa0
[ 177.906357][ C0] ? clear_bhb_loop+0x50/0xa0
[ 177.913564][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 177.920939][ C0] RIP: 0033:0x7f6fa6c413f9
[ 177.925937][ 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
[ 177.947822][ C0] RSP: 002b:00007f6fa67b10b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[ 177.956742][ C0] RAX: ffffffffffffffda RBX: 00007f6fa6d7f050 RCX: 00007f6fa6c413f9
[ 177.965252][ C0] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003
[ 177.973843][ C0] RBP: 00007f6fa6ca2498 R08: 0000000000000004 R09: 0000000000000000
[ 177.982082][ C0] R10: 0000000020000540 R11: 0000000000000246 R12: 0000000000000000
[ 177.990832][ C0] R13: 000000000000000b R14: 00007f6fa6d7f050 R15: 00007fffbd2b4f08
[ 177.999407][ C0]
[ 178.002587][ C0] Sending NMI from CPU 0 to CPUs 1:
[ 178.007899][ C1] NMI backtrace for cpu 1
[ 178.007909][ C1] CPU: 1 PID: 716 Comm: syz-executor.0 Not tainted syzkaller #0
[ 178.007925][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 178.007933][ C1] RIP: 0010:kvm_wait+0x105/0x150
[ 178.007954][ C1] Code: 1c 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 ad 1c d6 03 fb f4 5e ff ff ff fb e9 58 ff ff ff e8 bb 82 7d 03 89 f9 80 e1 07 38
[ 178.007966][ C1] RSP: 0018:ffffc900018df6c0 EFLAGS: 00000246
[ 178.007980][ C1] RAX: 0000000000000003 RBX: ffff88811506b788 RCX: ffffffff81500649
[ 178.007990][ C1] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff88811506b788
[ 178.007999][ C1] RBP: ffffc900018df750 R08: ffff88811506b788 R09: 1ffff11022a0d6f1
[ 178.008010][ C1] R10: dffffc0000000000 R11: ffffed1022a0d6f2 R12: 1ffff1103ee20001
[ 178.008021][ C1] R13: ffff8881f7138ad4 R14: dffffc0000000000 R15: 1ffff9200031bed8
[ 178.008032][ C1] FS: 00007f6fa67d26c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 178.008044][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 178.008055][ C1] CR2: 0000000020000000 CR3: 000000011e915000 CR4: 00000000003506a0
[ 178.008068][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 178.008076][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 178.008086][ C1] Call Trace:
[ 178.008091][ C1]
[ 178.008097][ C1] ? kvm_arch_para_hints+0x30/0x30
[ 178.008114][ C1] __pv_queued_spin_lock_slowpath+0x60f/0x9c0
[ 178.008133][ C1] ? __pv_queued_spin_unlock_slowpath+0x300/0x300
[ 178.008157][ C1] ? avc_has_perm+0x163/0x250
[ 178.008174][ C1] queued_spin_lock_slowpath+0x47/0x50
[ 178.008189][ C1] _raw_spin_lock_bh+0xe4/0xf0
[ 178.008205][ C1] ? _raw_spin_lock_irq+0xf0/0xf0
[ 178.008218][ C1] ? selinux_socket_sendmsg+0x22f/0x340
[ 178.008232][ C1] lock_sock_nested+0x95/0x2a0
[ 178.008249][ C1] ? sock_init_data+0xc0/0xc0
[ 178.008263][ C1] ? _raw_spin_lock_bh+0x94/0xf0
[ 178.008279][ C1] ? _raw_spin_unlock_bh+0x51/0x60
[ 178.008300][ C1] tipc_sendstream+0x47/0x70
[ 178.008314][ C1] ? tipc_getsockopt+0x4d0/0x4d0
[ 178.008327][ C1] ____sys_sendmsg+0x5b7/0x8f0
[ 178.008341][ C1] ? __sys_sendmsg_sock+0x40/0x40
[ 178.008355][ C1] ? import_iovec+0x7c/0xb0
[ 178.008371][ C1] ___sys_sendmsg+0x236/0x2e0
[ 178.008385][ C1] ? __sys_sendmsg+0x280/0x280
[ 178.008398][ C1] ? memcpy+0x56/0x70
[ 178.008416][ C1] ? __fdget+0x1a1/0x230
[ 178.008432][ C1] __x64_sys_sendmsg+0x206/0x2f0
[ 178.008444][ C1] ? ___sys_sendmsg+0x2e0/0x2e0
[ 178.008458][ C1] ? fpregs_assert_state_consistent+0xb1/0xe0
[ 178.008476][ C1] x64_sys_call+0x4b/0x9a0
[ 178.008490][ C1] do_syscall_64+0x4c/0xa0
[ 178.008505][ C1] ? clear_bhb_loop+0x50/0xa0
[ 178.008518][ C1] ? clear_bhb_loop+0x50/0xa0
[ 178.008531][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 178.008547][ C1] RIP: 0033:0x7f6fa6c413f9
[ 178.008560][ 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
[ 178.008571][ C1] RSP: 002b:00007f6fa67d20b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 178.008585][ C1] RAX: ffffffffffffffda RBX: 00007f6fa6d7ef80 RCX: 00007f6fa6c413f9
[ 178.008595][ C1] RDX: 0000000000000000 RSI: 0000000020000780 RDI: 0000000000000004
[ 178.008604][ C1] RBP: 00007f6fa6ca2498 R08: 0000000000000000 R09: 0000000000000000
[ 178.008613][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 178.008622][ C1] R13: 000000000000000b R14: 00007f6fa6d7ef80 R15: 00007fffbd2b4f08
[ 178.008633][ C1]