Warning: Permanently added '10.128.1.186' (ED25519) to the list of known hosts.
2025/10/08 21:15:17 ignoring optional flag "type"="gce"
2025/10/08 21:15:17 parsed 1 programs
[ 49.135164][ T2021] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
2025/10/08 21:15:18 executed programs: 0
[ 152.828902][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 152.836416][ C1] rcu: 1-...!: (1 GPs behind) idle=eb7/1/0x4000000000000000 softirq=3177/3178 fqs=38
[ 152.847283][ C1] (t=10002 jiffies g=2065 q=36)
[ 152.852806][ C1] rcu: rcu_preempt kthread timer wakeup didn't happen for 9926 jiffies! g2065 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
[ 152.865938][ C1] rcu: Possible timer handling issue on cpu=0 timer-softirq=803
[ 152.874211][ C1] rcu: rcu_preempt kthread starved for 9929 jiffies! g2065 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
[ 152.887396][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 152.899307][ C1] rcu: RCU grace-period kthread stack dump:
[ 152.905409][ C1] task:rcu_preempt state:I stack:14336 pid: 13 ppid: 2 flags:0x00004000
[ 152.915198][ C1] Call Trace:
[ 152.919934][ C1]
[ 152.923285][ C1] __schedule+0x378/0x13e0
[ 152.927954][ C1] ? __mod_timer+0x1e0/0x3c0
[ 152.932815][ C1] schedule+0x68/0xb0
[ 152.937132][ C1] schedule_timeout+0xaf/0x140
[ 152.942251][ C1] ? destroy_timer_on_stack+0x10/0x10
[ 152.948055][ C1] rcu_gp_fqs_loop+0xfd/0x370
[ 152.953483][ C1] ? rcu_gp_init+0x5b0/0x5b0
[ 152.958193][ C1] rcu_gp_kthread+0x89/0xf0
[ 152.963274][ C1] kthread+0x124/0x150
[ 152.967719][ C1] ? set_kthread_struct+0x40/0x40
[ 152.973348][ C1] ret_from_fork+0x1f/0x30
[ 152.978348][ C1]
[ 152.981724][ C1] rcu: Stack dump where RCU GP kthread last ran:
[ 152.988884][ C1] Sending NMI from CPU 1 to CPUs 0:
[ 152.995044][ C0] NMI backtrace for cpu 0
[ 152.995049][ C0] CPU: 0 PID: 2975 Comm: syz-executor.0 Not tainted syzkaller #0
[ 152.995054][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 152.995056][ C0] RIP: 0010:kvm_wait+0x3e/0x40
[ 152.995065][ C0] Code: 0b fa 0f b6 07 40 38 c6 74 15 fb c3 0f b6 07 40 38 c6 75 f7 66 90 0f 00 2d 0d e1 7b 01 f4 c3 66 90 0f 00 2d 02 e1 7b 01 fb f4 90 89 f9 89 f0 0f 30 66 90 c3 48 c1 e2 20 89 f6 48 09 d6 31 d2
[ 152.995068][ C0] RSP: 0018:ffffc900033bfda8 EFLAGS: 00000246
[ 152.995072][ C0] RAX: 0000000000000003 RBX: ffff88813bc2c780 RCX: 0000000000000008
[ 152.995073][ C0] RDX: 0000000000000000 RSI: 0000000000000003 RDI: ffff888109603f08
[ 152.995075][ C0] RBP: ffff888109603f08 R08: ffff88823ffee180 R09: 0000000000000000
[ 152.995076][ C0] R10: ffff88813bc2c780 R11: 0000000000000001 R12: 0000000000000000
[ 152.995077][ C0] R13: 0000000000000001 R14: 0000000000000100 R15: 0000000000040000
[ 152.995079][ C0] FS: 0000555583bed480(0000) GS:ffff88813bc00000(0000) knlGS:0000000000000000
[ 152.995081][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 152.995082][ C0] CR2: 00007ff73d59fd58 CR3: 000000010abed000 CR4: 00000000003506f0
[ 152.995089][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 152.995090][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 152.995092][ C0] Call Trace:
[ 152.995095][ C0]
[ 152.995096][ C0] __pv_queued_spin_lock_slowpath+0x279/0x2c0
[ 152.995103][ C0] do_raw_spin_lock+0x99/0xa0
[ 152.995105][ C0] lock_sock_nested+0x36/0x60
[ 152.995110][ C0] ? tipc_release+0x3b/0x5c0
[ 152.995115][ C0] tipc_release+0x3b/0x5c0
[ 152.995117][ C0] ? __sock_release+0x28/0xa0
[ 152.995122][ C0] __sock_release+0x32/0xa0
[ 152.995125][ C0] sock_close+0xf/0x20
[ 152.995128][ C0] __fput+0x8f/0x250
[ 152.995133][ C0] task_work_run+0x54/0x80
[ 152.995137][ C0] exit_to_user_mode_prepare+0x190/0x1a0
[ 152.995143][ C0] syscall_exit_to_user_mode+0x12/0x30
[ 152.995147][ C0] do_syscall_64+0x40/0x80
[ 152.995152][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 152.995156][ C0] RIP: 0033:0x7ff73da3cdda
[ 152.995161][ C0] Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 03 7f 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 63 7f 02 00 8b 44 24
[ 152.995163][ C0] RSP: 002b:00007ffdfac31f00 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
[ 152.995166][ C0] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00007ff73da3cdda
[ 152.995167][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 152.995168][ C0] RBP: 00007ff73db6e980 R08: 0000001b30960000 R09: 00007ffdfad0c080
[ 152.995170][ C0] R10: 00007ffdfad0c090 R11: 0000000000000293 R12: 000000000000d133
[ 152.995171][ C0] R13: 00007ff73db6d05c R14: 00007ff73db6d050 R15: 0000000000000032
[ 152.995173][ C0]
[ 152.996018][ C1] NMI backtrace for cpu 1
[ 153.348707][ C1] CPU: 1 PID: 2976 Comm: syz-executor.0 Not tainted syzkaller #0
[ 153.358030][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 153.369069][ C1] Call Trace:
[ 153.373056][ C1]
[ 153.376071][ C1] dump_stack_lvl+0x41/0x5e
[ 153.381185][ C1] nmi_cpu_backtrace.cold+0x32/0x80
[ 153.387291][ C1] ? lapic_can_unplug_cpu+0x80/0x80
[ 153.392767][ C1] nmi_trigger_cpumask_backtrace+0x91/0xb0
[ 153.399100][ C1] rcu_dump_cpu_stacks+0xa5/0xd3
[ 153.404487][ C1] rcu_sched_clock_irq.cold+0x1ca/0x441
[ 153.410827][ C1] ? find_held_lock+0x2b/0x80
[ 153.415923][ C1] ? scheduler_tick+0xe8/0x150
[ 153.420922][ C1] ? find_held_lock+0x2b/0x80
[ 153.426007][ C1] ? tick_sched_timer+0x15/0x70
[ 153.431010][ C1] update_process_times+0x87/0xc0
[ 153.436701][ C1] tick_sched_handle+0x1d/0x50
[ 153.441699][ C1] tick_sched_timer+0x5c/0x70
[ 153.447011][ C1] ? tick_sched_do_timer+0xf0/0xf0
[ 153.453231][ C1] __hrtimer_run_queues+0x138/0x330
[ 153.458676][ C1] hrtimer_interrupt+0x109/0x230
[ 153.463973][ C1] __sysvec_apic_timer_interrupt+0x63/0x130
[ 153.471087][ C1] sysvec_apic_timer_interrupt+0x65/0x90
[ 153.477073][ C1]
[ 153.480448][ C1]
[ 153.483524][ C1] asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 153.489669][ C1] RIP: 0010:lock_release+0x75/0x230
[ 153.494936][ C1] Code: 00 65 8b 05 fd 44 f5 7e 85 c0 0f 85 d9 00 00 00 65 4c 8b 24 25 00 af 01 00 41 8b b4 24 64 0a 00 00 85 f6 0f 85 c0 00 00 00 9c <5b> fa 8b 05 df 60 53 02 c7 04 24 01 00 00 00 65 ff 05 c5 44 f5 7e
[ 153.515637][ C1] RSP: 0018:ffffc900033c7650 EFLAGS: 00000246
[ 153.521791][ C1] RAX: 0000000000000000 RBX: ffff88810b8e0000 RCX: 00000000000000bf
[ 153.530190][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[ 153.538854][ C1] RBP: ffffffff83375f00 R08: ffffc900033c76b4 R09: ffffc900033c76b4
[ 153.547328][ C1] R10: 0000000000000000 R11: 0000000000000001 R12: ffff88810aa3b780
[ 153.555573][ C1] R13: ffffffff8210431e R14: ffff888109603e80 R15: ffff88810b8c3000
[ 153.565067][ C1] ? tipc_sk_lookup+0x15e/0x1e0
[ 153.570158][ C1] tipc_sk_lookup+0x176/0x1e0
[ 153.575355][ C1] tipc_sk_rcv+0xb7/0x8f0
[ 153.580861][ C1] ? unwind_next_frame+0x4a8/0x6d0
[ 153.586386][ C1] ? find_held_lock+0x2b/0x80
[ 153.591829][ C1] ? lockdep_init_map_type+0x49/0x150
[ 153.597938][ C1] tipc_node_xmit+0xc3/0x410
[ 153.603007][ C1] ? tipc_buf_acquire+0x1a/0x50
[ 153.608107][ C1] ? kfree+0xe6/0x4b0
[ 153.612163][ C1] tipc_node_xmit_skb+0x34/0x50
[ 153.617211][ C1] tipc_sk_rcv+0x72b/0x8f0
[ 153.621709][ C1] ? find_held_lock+0x2b/0x80
[ 153.626462][ C1] ? lockdep_init_map_type+0x49/0x150
[ 153.631882][ C1] tipc_node_xmit+0xc3/0x410
[ 153.636809][ C1] ? find_held_lock+0x2b/0x80
[ 153.641467][ C1] ? finish_task_switch.isra.0+0xb0/0x240
[ 153.647478][ C1] tipc_sk_push_backlog+0x94/0x190
[ 153.653390][ C1] tipc_sk_filter_rcv+0x22f/0xed0
[ 153.658699][ C1] ? tipc_sk_rcv+0x1a2/0x8f0
[ 153.663633][ C1] tipc_sk_rcv+0x405/0x8f0
[ 153.668729][ C1] ? find_held_lock+0x2b/0x80
[ 153.673672][ C1] ? lockdep_init_map_type+0x49/0x150
[ 153.679459][ C1] tipc_node_xmit+0xc3/0x410
[ 153.684303][ C1] ? tipc_sk_filter_rcv+0xb0e/0xed0
[ 153.689909][ C1] ? tipc_sendstream+0x37/0x50
[ 153.694663][ C1] tipc_node_distr_xmit+0xac/0xe0
[ 153.700633][ C1] tipc_sk_backlog_rcv+0x53/0x80
[ 153.706009][ C1] ? do_raw_spin_unlock+0x50/0xa0
[ 153.711007][ C1] __release_sock+0x54/0xd0
[ 153.715658][ C1] release_sock+0x26/0xa0
[ 153.720263][ C1] tipc_release+0x37f/0x5c0
[ 153.725068][ C1] __sock_release+0x32/0xa0
[ 153.730237][ C1] sock_close+0xf/0x20
[ 153.735028][ C1] __fput+0x8f/0x250
[ 153.739315][ C1] task_work_run+0x54/0x80
[ 153.744167][ C1] exit_to_user_mode_prepare+0x190/0x1a0
[ 153.750319][ C1] syscall_exit_to_user_mode+0x12/0x30
[ 153.756293][ C1] do_syscall_64+0x40/0x80
[ 153.761034][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 153.766918][ C1] RIP: 0033:0x7ff73da3dee9
[ 153.771316][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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
[ 153.791728][ C1] RSP: 002b:00007ff73d5c00c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 153.800583][ C1] RAX: 00000000000203a0 RBX: 00007ff73db6cf80 RCX: 00007ff73da3dee9
[ 153.808974][ C1] RDX: 0000000000000000 RSI: 00000000200003c0 RDI: 0000000000000003
[ 153.817644][ C1] RBP: 00007ff73da8a49e R08: 0000000000000000 R09: 0000000000000000
[ 153.825870][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 153.834347][ C1] R13: 0000000000000006 R14: 00007ff73db6cf80 R15: 00007ffdfac31e38
[ 153.842526][ C1]