Warning: Permanently added '10.128.0.206' (ED25519) to the list of known hosts. 2023/12/08 00:18:23 ignoring optional flag "sandboxArg"="0" 2023/12/08 00:18:23 parsed 1 programs 2023/12/08 00:18:23 executed programs: 0 [ 46.942415][ T2134] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 150.824546][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 150.831509][ C0] rcu: (detected by 0, t=10002 jiffies, g=1801, q=3458 ncpus=2) [ 150.839216][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 9998 (4294952341-4294942343), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 150.852464][ C0] rcu: rcu_preempt kthread starved for 9999 jiffies! g1801 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 150.863458][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 150.873417][ C0] rcu: RCU grace-period kthread stack dump: [ 150.879285][ C0] task:rcu_preempt state:R running task stack:14664 pid:16 tgid:16 ppid:2 flags:0x00004000 [ 150.890980][ C0] Call Trace: [ 150.894245][ C0] [ 150.897159][ C0] __schedule+0x3a5/0x9d0 [ 150.901475][ C0] schedule+0x30/0xf0 [ 150.905434][ C0] schedule_timeout+0xc2/0x140 [ 150.910175][ C0] ? destroy_timer_on_stack+0x10/0x10 [ 150.915529][ C0] rcu_gp_fqs_loop+0x13c/0x460 [ 150.920275][ C0] ? do_raw_spin_unlock+0x53/0xa0 [ 150.925286][ C0] ? rcu_gp_init+0x5d0/0x5d0 [ 150.929858][ C0] rcu_gp_kthread+0x8d/0x100 [ 150.934430][ C0] kthread+0xde/0x110 [ 150.938391][ C0] ? kthread_complete_and_exit+0x20/0x20 [ 150.944002][ C0] ret_from_fork+0x2c/0x40 [ 150.948396][ C0] ? kthread_complete_and_exit+0x20/0x20 [ 150.954006][ C0] ret_from_fork_asm+0x11/0x20 [ 150.958749][ C0] [ 150.961755][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 150.968057][ C0] CPU: 0 PID: 4612 Comm: syz-executor.4 Not tainted 6.7.0-rc4-syzkaller #0 [ 150.976618][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 150.986651][ C0] RIP: 0010:__local_bh_enable_ip+0x2f/0x60 [ 150.992433][ C0] Code: ee 01 f7 de 65 01 35 a8 33 fb 7e 65 8b 05 a1 33 fb 7e a9 00 ff ff 00 74 1c bf 01 00 00 00 e8 48 00 03 00 65 8b 05 89 33 fb 7e <85> c0 74 01 c3 0f 1f 44 00 00 c3 48 c7 c7 9a 62 b4 82 e8 fa 24 2b [ 151.012016][ C0] RSP: 0018:ffffc900020bbd80 EFLAGS: 00000297 [ 151.018061][ C0] RAX: 0000000080000000 RBX: ffff88810f658000 RCX: 0000000000000000 [ 151.026011][ C0] RDX: 0000000000000001 RSI: ffffffff82b4629a RDI: 00000000ffffffff [ 151.033968][ C0] RBP: 00007f5e2a94dd80 R08: ffffc900020bbe80 R09: 0000000000000000 [ 151.041925][ C0] R10: 0000000000000021 R11: 0000000000000020 R12: 0000000000000000 [ 151.049881][ C0] R13: ffff88810f659780 R14: 0000000000000000 R15: 00007f5e2a94dd80 [ 151.057836][ C0] FS: 00007f5e2a94e6c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000 [ 151.066748][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 151.073317][ C0] CR2: 00007f5e2a94df80 CR3: 000000010e7ab000 CR4: 0000000000350ef0 [ 151.081270][ C0] Call Trace: [ 151.084532][ C0] [ 151.087361][ C0] ? rcu_check_gp_kthread_starvation+0x143/0x1c0 [ 151.093669][ C0] ? rcu_sched_clock_irq+0xebb/0x1210 [ 151.099021][ C0] ? update_process_times+0x76/0xb0 [ 151.104199][ C0] ? tick_sched_handle+0x1c/0x50 [ 151.109119][ C0] ? tick_nohz_highres_handler+0x72/0x90 [ 151.114725][ C0] ? tick_sched_do_timer+0x80/0x80 [ 151.119813][ C0] ? __hrtimer_run_queues+0x110/0x300 [ 151.125167][ C0] ? hrtimer_interrupt+0xfd/0x230 [ 151.130170][ C0] ? __sysvec_apic_timer_interrupt+0x7e/0x1b0 [ 151.136217][ C0] ? sysvec_apic_timer_interrupt+0x8b/0xb0 [ 151.142007][ C0] [ 151.144923][ C0] [ 151.147841][ C0] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 151.153975][ C0] ? __local_bh_enable_ip+0x2f/0x60 [ 151.159155][ C0] copy_fpstate_to_sigframe+0xf2/0x390 [ 151.164592][ C0] get_sigframe+0xcf/0x2c0 [ 151.168985][ C0] x64_setup_rt_frame+0x67/0x2d0 [ 151.173902][ C0] arch_do_signal_or_restart+0x1f0/0x280 [ 151.179513][ C0] exit_to_user_mode_prepare+0xc3/0x150 [ 151.185036][ C0] syscall_exit_to_user_mode+0x17/0x40 [ 151.190476][ C0] do_syscall_64+0x4d/0xe0 [ 151.194872][ C0] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 151.200753][ C0] RIP: 0033:0x7f5e29c7cae7 [ 151.205161][ C0] Code: 14 25 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 [ 151.224749][ C0] RSP: 002b:00007f5e2a94e178 EFLAGS: 00000246 [ 151.230793][ C0] RAX: 00000000000000ca RBX: 00007f5e29d9bf88 RCX: 00007f5e29c7cae9 [ 151.238751][ C0] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f5e29d9bf88 [ 151.246703][ C0] RBP: 00007f5e29d9bf80 R08: 00007f5e2a94e6c0 R09: 00007f5e2a94e6c0 [ 151.254655][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5e29d9bf8c [ 151.262605][ C0] R13: 0000000000000006 R14: 00007ffda01e1bd0 R15: 00007ffda01e1cb8 [ 151.270556][ C0]