Warning: Permanently added '10.128.1.71' (ED25519) to the list of known hosts. 2024/01/07 03:45:07 ignoring optional flag "sandboxArg"="0" 2024/01/07 03:45:07 parsed 1 programs 2024/01/07 03:45:08 executed programs: 0 [ 43.790885][ T2134] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 148.022595][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 148.029556][ C0] rcu: (detected by 0, t=10002 jiffies, g=2145, q=2071 ncpus=2) [ 148.037249][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 9997 (4294952058-4294942061), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 148.050498][ C0] rcu: rcu_preempt kthread starved for 9998 jiffies! g2145 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 148.061490][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 148.071437][ C0] rcu: RCU grace-period kthread stack dump: [ 148.077301][ C0] task:rcu_preempt state:R running task stack:14656 pid:16 tgid:16 ppid:2 flags:0x00004000 [ 148.088993][ C0] Call Trace: [ 148.092262][ C0] [ 148.095178][ C0] __schedule+0x3a5/0x9d0 [ 148.099492][ C0] schedule+0x30/0xf0 [ 148.103450][ C0] schedule_timeout+0xc2/0x140 [ 148.108190][ C0] ? destroy_timer_on_stack+0x10/0x10 [ 148.113545][ C0] rcu_gp_fqs_loop+0x13c/0x460 [ 148.118302][ C0] ? do_raw_spin_unlock+0x53/0xa0 [ 148.123304][ C0] ? rcu_gp_init+0x5d0/0x5d0 [ 148.127875][ C0] rcu_gp_kthread+0x8d/0x100 [ 148.132448][ C0] kthread+0xde/0x110 [ 148.136409][ C0] ? kthread_complete_and_exit+0x20/0x20 [ 148.142020][ C0] ret_from_fork+0x2c/0x40 [ 148.146418][ C0] ? kthread_complete_and_exit+0x20/0x20 [ 148.152028][ C0] ret_from_fork_asm+0x11/0x20 [ 148.156773][ C0] [ 148.159779][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 148.166078][ C0] CPU: 0 PID: 4608 Comm: syz-executor.3 Not tainted 6.7.0-rc8-syzkaller #0 [ 148.174643][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 148.184684][ C0] RIP: 0010:syscall_enter_from_user_mode+0x26/0x70 [ 148.191174][ C0] Code: 1f 44 00 00 66 0f 1f 00 41 54 55 53 9c 58 0f 1f 44 00 00 48 89 fd 48 89 f3 66 90 66 90 90 90 90 fb 65 48 8b 04 25 40 d1 02 00 <48> 8b 70 08 40 f6 c6 3f 75 31 90 48 89 d8 5b 5d 41 5c c3 e8 c2 08 [ 148.210763][ C0] RSP: 0018:ffffc9000209bf20 EFLAGS: 00000246 [ 148.216805][ C0] RAX: ffff88810dafb600 RBX: 0000000000000027 RCX: 0000000000000049 [ 148.224769][ C0] RDX: 0000000000000000 RSI: 0000000000000027 RDI: ffffc9000209bf58 [ 148.232724][ C0] RBP: ffffc9000209bf58 R08: 0000000000000000 R09: 0000000000000000 [ 148.240675][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 148.248625][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 148.256588][ C0] FS: 00007f9fb53206c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000 [ 148.265499][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.272066][ C0] CR2: 00007f9fb531ff80 CR3: 00000001027b0000 CR4: 0000000000350ef0 [ 148.280018][ C0] Call Trace: [ 148.283283][ C0] [ 148.286118][ C0] ? rcu_check_gp_kthread_starvation+0x143/0x1c0 [ 148.292424][ C0] ? rcu_sched_clock_irq+0xebb/0x1210 [ 148.297776][ C0] ? update_process_times+0x76/0xb0 [ 148.302950][ C0] ? tick_sched_handle+0x1c/0x50 [ 148.307871][ C0] ? tick_nohz_highres_handler+0x72/0x90 [ 148.313481][ C0] ? tick_sched_do_timer+0x80/0x80 [ 148.318571][ C0] ? __hrtimer_run_queues+0x110/0x300 [ 148.323923][ C0] ? hrtimer_interrupt+0xfd/0x230 [ 148.328931][ C0] ? __sysvec_apic_timer_interrupt+0x7e/0x1b0 [ 148.334977][ C0] ? sysvec_apic_timer_interrupt+0x8b/0xb0 [ 148.340762][ C0] [ 148.343698][ C0] [ 148.346617][ C0] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 148.352757][ C0] ? syscall_enter_from_user_mode+0x26/0x70 [ 148.358637][ C0] do_syscall_64+0x1c/0xe0 [ 148.363033][ C0] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 148.368912][ C0] RIP: 0033:0x7f9fb467a267 [ 148.373312][ C0] Code: 0b e9 68 fe ff ff 48 83 c4 18 48 8d 3d f2 05 c5 00 5b 5d 41 5c 41 5d 41 5e 41 5f e9 b3 68 fd ff 0f 1f 00 b8 27 00 00 00 0f 05 0f 1f 84 00 00 00 00 00 b8 66 00 00 00 0f 05 c3 0f 1f 84 00 00 [ 148.392941][ C0] RSP: 002b:00007f9fb531fb88 EFLAGS: 00000206 ORIG_RAX: 0000000000000027 [ 148.401343][ C0] RAX: ffffffffffffffda RBX: 00007f9fb531fcf0 RCX: 00007f9fb467a267 [ 148.409305][ C0] RDX: 00007f9fb531fbc0 RSI: 00007f9fb531fcf0 RDI: 0000000000000021 [ 148.417264][ C0] RBP: 0000000000000000 R08: 0000000000000001 R09: 00007f9fb53206c0 [ 148.425222][ C0] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f9fb479bf8c [ 148.433178][ C0] R13: 0000000000000006 R14: 00007ffe3edfc2d0 R15: 00007ffe3edfc3b8 [ 148.441136][ C0]