[ 359.049634][ T1333] [ 359.050053][ T1333] ============================= [ 359.050333][ T1333] WARNING: suspicious RCU usage [ 359.050630][ T1333] 6.12.0-rc5-virtme #1 Not tainted [ 359.050911][ T1333] ----------------------------- [ 359.051187][ T1333] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 359.052361][ T1333] [ 359.052361][ T1333] other info that might help us debug this: [ 359.052361][ T1333] [ 359.052966][ T1333] [ 359.052966][ T1333] rcu_scheduler_active = 2, debug_locks = 1 [ 359.053365][ T1333] 3 locks held by poweroff/1333: [ 359.053680][ T1333] #0: ffffffff88619ee8 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 359.054256][ T1333] #1: ffffffff88616bf0 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 359.054925][ T1333] #2: ffffffff888984e8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 359.055479][ T1333] [ 359.055479][ T1333] stack backtrace: [ 359.055831][ T1333] CPU: 3 UID: 0 PID: 1333 Comm: poweroff Not tainted 6.12.0-rc5-virtme #1 [ 359.056569][ T1333] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 359.057133][ T1333] Call Trace: [ 359.057385][ T1333] [ 359.057529][ T1333] dump_stack_lvl+0xb0/0xd0 [ 359.057793][ T1333] lockdep_rcu_suspicious+0x1ea/0x280 [ 359.058063][ T1333] perf_event_clear_cpumask+0x61d/0x8f0 [ 359.058319][ T1333] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 359.058629][ T1333] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 359.058970][ T1333] ? acpi_execute_simple_method+0xaa/0xe0 [ 359.059277][ T1333] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 359.059635][ T1333] perf_event_exit_cpu_context+0x2c/0xf0 [ 359.059936][ T1333] perf_reboot+0x7c/0xe0 [ 359.060137][ T1333] ? trace_notifier_run+0xe2/0x140 [ 359.060403][ T1333] notifier_call_chain+0xcd/0x150 [ 359.060690][ T1333] blocking_notifier_call_chain+0x66/0x90 [ 359.060968][ T1333] kernel_power_off+0x1c/0xb0 [ 359.061249][ T1333] __do_sys_reboot+0x270/0x2d0 [ 359.061523][ T1333] ? __pfx___do_sys_reboot+0x10/0x10 [ 359.061788][ T1333] ? __lock_release+0x103/0x460 [ 359.062046][ T1333] ? do_user_addr_fault+0x972/0xe30 [ 359.062315][ T1333] ? __pfx___lock_release+0x10/0x10 [ 359.062593][ T1333] ? __up_read+0x1a7/0x780 [ 359.062889][ T1333] ? trace_lock_acquire+0x14d/0x1f0 [ 359.063167][ T1333] ? __pfx___up_read+0x10/0x10 [ 359.063464][ T1333] ? do_writev+0xf9/0x280 [ 359.063685][ T1333] ? do_writev+0xf9/0x280 [ 359.063912][ T1333] ? __pfx_do_writev+0x10/0x10 [ 359.064190][ T1333] ? do_user_addr_fault+0x97c/0xe30 [ 359.064483][ T1333] do_syscall_64+0xc1/0x1d0 [ 359.064764][ T1333] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 359.065179][ T1333] RIP: 0033:0x7f315de6c197 [ 359.065488][ T1333] 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 [ 359.066391][ T1333] RSP: 002b:00007ffd1933fbc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 359.066778][ T1333] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f315de6c197 [ 359.067154][ T1333] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 359.067529][ T1333] RBP: 0000000000000000 R08: 00007ffd1933ee80 R09: 00000000ffffffff [ 359.067908][ T1333] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 359.068368][ T1333] R13: 0000000000000001 R14: 0000556f802ca803 R15: 00007f315e302000 [ 359.068826][ T1333] [ 359.072816][ T1333] ACPI: PM: Preparing to enter system sleep state S5 [ 359.086968][ T1333] kvm: exiting hardware virtualization [ 359.087526][ T1333] reboot: Power down