[ 70.014084][ T247] [ 70.014347][ T247] ============================= [ 70.014743][ T247] WARNING: suspicious RCU usage [ 70.014900][ T247] 6.12.0-rc4-virtme #1 Not tainted [ 70.015065][ T247] ----------------------------- [ 70.015219][ T247] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 70.015447][ T247] [ 70.015447][ T247] other info that might help us debug this: [ 70.015447][ T247] [ 70.015767][ T247] [ 70.015767][ T247] rcu_scheduler_active = 2, debug_locks = 1 [ 70.016010][ T247] 3 locks held by poweroff/247: [ 70.016177][ T247] #0: ffffffffa2419ee8 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 70.016526][ T247] #1: ffffffffa2416bf0 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 70.016887][ T247] #2: ffffffffa26982a8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 70.017207][ T247] [ 70.017207][ T247] stack backtrace: [ 70.017416][ T247] CPU: 3 UID: 0 PID: 247 Comm: poweroff Not tainted 6.12.0-rc4-virtme #1 [ 70.017646][ T247] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 70.017983][ T247] Call Trace: [ 70.018103][ T247] [ 70.018187][ T247] dump_stack_lvl+0xb0/0xd0 [ 70.018349][ T247] lockdep_rcu_suspicious+0x1ea/0x280 [ 70.018508][ T247] perf_event_clear_cpumask+0x61d/0x8f0 [ 70.018662][ T247] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 70.018823][ T247] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 70.019021][ T247] ? acpi_execute_simple_method+0xaa/0xe0 [ 70.019179][ T247] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 70.019373][ T247] perf_event_exit_cpu_context+0x2c/0xf0 [ 70.019526][ T247] perf_reboot+0x7c/0xe0 [ 70.019646][ T247] ? trace_notifier_run+0xe2/0x140 [ 70.019803][ T247] notifier_call_chain+0xcd/0x150 [ 70.019962][ T247] blocking_notifier_call_chain+0x66/0x90 [ 70.020122][ T247] kernel_power_off+0x1c/0xb0 [ 70.020272][ T247] __do_sys_reboot+0x270/0x2d0 [ 70.020428][ T247] ? __pfx___do_sys_reboot+0x10/0x10 [ 70.020585][ T247] ? __lock_release+0x103/0x460 [ 70.020737][ T247] ? do_user_addr_fault+0x972/0xe30 [ 70.020892][ T247] ? __pfx___lock_release+0x10/0x10 [ 70.021059][ T247] ? __up_read+0x1a7/0x780 [ 70.021215][ T247] ? trace_lock_acquire+0x14d/0x1f0 [ 70.021368][ T247] ? __pfx___up_read+0x10/0x10 [ 70.021526][ T247] ? do_writev+0xf9/0x280 [ 70.021643][ T247] ? do_writev+0xf9/0x280 [ 70.021762][ T247] ? __pfx_do_writev+0x10/0x10 [ 70.021919][ T247] ? do_user_addr_fault+0x97c/0xe30 [ 70.022092][ T247] do_syscall_64+0xc1/0x1d0 [ 70.022249][ T247] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 70.022478][ T247] RIP: 0033:0x7f81e583f197 [ 70.022651][ T247] Code: 0b 00 f7 d8 64 89 02 b8 ff ff ff ff eb b8 0f 1f 44 00 00 f3 0f 1e fa 89 fa be 69 19 12 28 bf ad de e1 fe b8 a9 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 39 3c 0b 00 f7 d8 64 89 02 b8 [ 70.023235][ T247] RSP: 002b:00007ffcf97b0078 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 70.023483][ T247] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f81e583f197 [ 70.023755][ T247] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 70.024000][ T247] RBP: 0000000000000000 R08: 00007ffcf97af330 R09: 00000000ffffffff [ 70.024252][ T247] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 70.024504][ T247] R13: 0000000000000001 R14: 00005578f5387803 R15: 00007f81e5cd5000 [ 70.024765][ T247] [ 70.027374][ T247] ACPI: PM: Preparing to enter system sleep state S5 [ 70.028735][ T247] kvm: exiting hardware virtualization [ 70.029079][ T247] reboot: Power down