Warning: Permanently added '10.128.0.139' (ED25519) to the list of known hosts. executing program executing program executing program [ 296.765604][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 296.772676][ C0] (detected by 0, t=10502 jiffies, g=3493, q=29) [ 296.779094][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10500 (4294966816-4294956316), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 296.792449][ C0] rcu: rcu_preempt kthread starved for 10500 jiffies! g3493 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 296.803546][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 296.813505][ C0] rcu: RCU grace-period kthread stack dump: [ 296.819383][ C0] task:rcu_preempt state:R running task stack:27000 pid: 15 ppid: 2 flags:0x00004000 [ 296.830160][ C0] Call Trace: [ 296.833434][ C0] [ 296.836369][ C0] __schedule+0x12c4/0x45b0 [ 296.841016][ C0] ? _raw_spin_unlock_irqrestore+0x8b/0x130 [ 296.846912][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 296.852814][ C0] ? __mod_timer+0xa8e/0xeb0 [ 296.857467][ C0] ? release_firmware_map_entry+0x190/0x190 [ 296.863361][ C0] ? mod_timer_pending+0x20/0x20 [ 296.868300][ C0] ? lockdep_softirqs_off+0x420/0x420 [ 296.873769][ C0] schedule+0x11b/0x1f0 [ 296.877924][ C0] schedule_timeout+0x1b9/0x300 [ 296.882773][ C0] ? console_conditional_schedule+0x40/0x40 [ 296.888667][ C0] ? update_process_times+0x200/0x200 [ 296.894046][ C0] ? prepare_to_swait_event+0x321/0x340 [ 296.899622][ C0] rcu_gp_fqs_loop+0x2bf/0x1080 [ 296.904501][ C0] ? dump_blkd_tasks+0x810/0x810 [ 296.909439][ C0] ? rcu_gp_init+0x1140/0x1140 [ 296.914205][ C0] ? finish_swait+0xc5/0x1d0 [ 296.918792][ C0] rcu_gp_kthread+0xa4/0x360 [ 296.923387][ C0] ? _raw_spin_unlock+0x40/0x40 [ 296.928241][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 296.933347][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 296.939242][ C0] ? __kthread_parkme+0x15c/0x1c0 [ 296.944301][ C0] kthread+0x3f6/0x4f0 [ 296.948368][ C0] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 296.953478][ C0] ? kthread_blkcg+0xd0/0xd0 [ 296.958066][ C0] ret_from_fork+0x1f/0x30 [ 296.962505][ C0] [ 296.965545][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 296.972463][ C0] Sending NMI from CPU 0 to CPUs 1: [ 296.977662][ C1] NMI backtrace for cpu 1 [ 296.977669][ C1] CPU: 1 PID: 3544 Comm: syz-executor356 Not tainted 5.15.155-syzkaller #0 [ 296.977683][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 296.977690][ C1] RIP: 0010:native_apic_msr_eoi_write+0xb/0x10 [ 296.977768][ C1] Code: 3c 28 00 74 08 48 89 df e8 f2 ba 92 00 48 8b 03 bf f0 03 00 00 44 89 f6 5b 41 5e 5d ff e0 90 b9 0b 08 00 00 31 c0 31 d2 0f 30 0f 1f 40 00 81 ff cf 00 00 00 7f 0c 83 ff 20 74 2a 83 ff 30 74 [ 296.977779][ C1] RSP: 0018:ffffc90000dd0fc8 EFLAGS: 00000046 [ 296.977792][ C1] RAX: 0000000000000000 RBX: ffffffff8c35d9a8 RCX: 000000000000080b [ 296.977801][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000000b0 [ 296.977809][ C1] RBP: 0000000000000000 R08: ffffffff8f5f9040 R09: ffffffff8f5f9048 [ 296.977819][ C1] R10: ffffffff8f5f9058 R11: ffffffff8f5f9050 R12: 0000000000000000 [ 296.977828][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 [ 296.977837][ C1] FS: 00005555567843c0(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 296.977849][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 296.977859][ C1] CR2: 000000002006b000 CR3: 000000001e240000 CR4: 00000000003506e0 [ 296.977870][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 296.977878][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 296.977886][ C1] Call Trace: [ 296.977891][ C1] [ 296.977896][ C1] ? nmi_cpu_backtrace+0x39f/0x4a0 [ 296.977942][ C1] ? read_lock_is_recursive+0x10/0x10 [ 296.977957][ C1] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0 [ 296.977971][ C1] ? unknown_nmi_error+0xd0/0xd0 [ 296.978009][ C1] ? nmi_cpu_backtrace_handler+0x8/0x10 [ 296.978022][ C1] ? nmi_handle+0xf7/0x370 [ 296.978036][ C1] ? native_apic_msr_eoi_write+0xb/0x10 [ 296.978051][ C1] ? default_do_nmi+0x62/0x150 [ 296.978101][ C1] ? exc_nmi+0xa8/0x100 [ 296.978114][ C1] ? end_repeat_nmi+0x16/0x31 [ 296.978131][ C1] ? native_apic_msr_eoi_write+0xb/0x10 [ 296.978147][ C1] ? native_apic_msr_eoi_write+0xb/0x10 [ 296.978162][ C1] ? native_apic_msr_eoi_write+0xb/0x10 [ 296.978177][ C1] [ 296.978181][ C1] [ 296.978185][ C1] __sysvec_apic_timer_interrupt+0x7f/0x470 [ 296.978211][ C1] sysvec_apic_timer_interrupt+0x8c/0xb0 [ 296.978226][ C1] [ 296.978230][ C1] [ 296.978234][ C1] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 296.978248][ C1] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 [ 296.978265][ C1] Code: 91 80 f6 ff 90 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 be b4 3b f7 48 89 df e8 96 08 3d f7 e8 f1 bd 5f f7 fb bf 01 00 00 00 b6 44 30 f7 65 8b 05 87 52 db 75 85 c0 74 02 5b c3 e8 f4 70 d9 [ 296.978275][ C1] RSP: 0018:ffffc90002eb7bc0 EFLAGS: 00000282 [ 296.978286][ C1] RAX: 4ba06e6531d7fb00 RBX: ffff88801cea5c80 RCX: ffffffff913edf03 [ 296.978296][ C1] RDX: dffffc0000000000 RSI: ffffffff8a8b2a00 RDI: 0000000000000001 [ 296.978305][ C1] RBP: 0000000000000000 R08: ffffffff8186db50 R09: ffffed10039d4b91 [ 296.978315][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000021 [ 296.978323][ C1] R13: dffffc0000000000 R14: ffff88801cea6118 R15: ffff88801cea5c80 [ 296.978336][ C1] ? trace_hardirqs_on+0x30/0x80 [ 296.978392][ C1] get_signal+0x13ee/0x14e0 [ 296.978427][ C1] arch_do_signal_or_restart+0xc3/0x1890 [ 296.978448][ C1] ? __do_compat_sys_x32_rt_sigreturn+0x250/0x250 [ 296.978466][ C1] ? __might_fault+0xb4/0x110 [ 296.978557][ C1] ? _copy_from_user+0x10f/0x170 [ 296.978592][ C1] ? restore_altstack+0x274/0x400 [ 296.978607][ C1] ? get_sigframe_size+0x10/0x10 [ 296.978622][ C1] ? __ia32_sys_sigaltstack+0x60/0x60 [ 296.978641][ C1] ? __do_sys_rt_sigreturn+0x19d/0x250 [ 296.978657][ C1] ? exit_to_user_mode_loop+0x39/0x130 [ 296.978672][ C1] exit_to_user_mode_loop+0x97/0x130 [ 296.978686][ C1] exit_to_user_mode_prepare+0xb1/0x140 [ 296.978700][ C1] syscall_exit_to_user_mode+0x5d/0x240 [ 296.978716][ C1] do_syscall_64+0x47/0xb0 [ 296.978729][ C1] ? clear_bhb_loop+0x15/0x70 [ 296.978742][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 296.978758][ C1] RIP: 0033:0x7fe28a081e79 [ 296.978771][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 18 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 [ 296.978782][ C1] RSP: 002b:00007ffc1a2e9c28 EFLAGS: 00000246 [ 296.978792][ C1] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007fe28a081e79 [ 296.978801][ C1] RDX: 000000002006b000 RSI: 0000000000000000 RDI: 0000000000000000 [ 296.978809][ C1] RBP: 00000000000f4240 R08: 0000000000000000 R09: 0000000000000000 [ 296.978817][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555556784370 [ 296.978825][ C1] R13: 0000000000000004 R14: 00007ffc1a2e9ca0 R15: 00007ffc1a2e9c90 [ 296.978841][ C1] [ 296.978847][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.184 msecs