[ 59.473543][ T247] [ 59.473948][ T247] ============================= [ 59.474146][ T247] WARNING: suspicious RCU usage [ 59.474323][ T247] 6.12.0-rc4-virtme #1 Not tainted [ 59.474496][ T247] ----------------------------- [ 59.474680][ T247] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 59.474949][ T247] [ 59.474949][ T247] other info that might help us debug this: [ 59.474949][ T247] [ 59.475436][ T247] [ 59.475436][ T247] rcu_scheduler_active = 2, debug_locks = 1 [ 59.475701][ T247] 3 locks held by poweroff/247: [ 59.475883][ T247] #0: ffffffff8fa19ee8 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 59.476255][ T247] #1: ffffffff8fa16bf0 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 59.476671][ T247] #2: ffffffff8fc982a8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 59.477029][ T247] [ 59.477029][ T247] stack backtrace: [ 59.477250][ T247] CPU: 3 UID: 0 PID: 247 Comm: poweroff Not tainted 6.12.0-rc4-virtme #1 [ 59.477530][ T247] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 59.477921][ T247] Call Trace: [ 59.478066][ T247] [ 59.478160][ T247] dump_stack_lvl+0xb0/0xd0 [ 59.478335][ T247] lockdep_rcu_suspicious+0x1ea/0x280 [ 59.478511][ T247] perf_event_clear_cpumask+0x61d/0x8f0 [ 59.478687][ T247] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 59.478867][ T247] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 59.479102][ T247] ? acpi_execute_simple_method+0xaa/0xe0 [ 59.479276][ T247] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 59.479494][ T247] perf_event_exit_cpu_context+0x2c/0xf0 [ 59.479667][ T247] perf_reboot+0x7c/0xe0 [ 59.479794][ T247] ? trace_notifier_run+0xe2/0x140 [ 59.479971][ T247] notifier_call_chain+0xcd/0x150 [ 59.480152][ T247] blocking_notifier_call_chain+0x66/0x90 [ 59.480323][ T247] kernel_power_off+0x1c/0xb0 [ 59.480490][ T247] __do_sys_reboot+0x270/0x2d0 [ 59.480660][ T247] ? __pfx___do_sys_reboot+0x10/0x10 [ 59.480836][ T247] ? __lock_release+0x103/0x460 [ 59.481015][ T247] ? do_user_addr_fault+0x972/0xe30 [ 59.481185][ T247] ? __pfx___lock_release+0x10/0x10 [ 59.481351][ T247] ? __up_read+0x1a7/0x780 [ 59.481522][ T247] ? trace_lock_acquire+0x14d/0x1f0 [ 59.481694][ T247] ? __pfx___up_read+0x10/0x10 [ 59.481867][ T247] ? do_writev+0xf9/0x280 [ 59.482004][ T247] ? do_writev+0xf9/0x280 [ 59.482137][ T247] ? __pfx_do_writev+0x10/0x10 [ 59.482306][ T247] ? do_user_addr_fault+0x97c/0xe30 [ 59.482485][ T247] do_syscall_64+0xc1/0x1d0 [ 59.482657][ T247] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 59.482872][ T247] RIP: 0033:0x7f9c6425d197 [ 59.483079][ 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 [ 59.483664][ T247] RSP: 002b:00007ffcb3320c38 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 59.483929][ T247] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9c6425d197 [ 59.484183][ T247] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 59.484435][ T247] RBP: 0000000000000000 R08: 00007ffcb331fef0 R09: 00000000ffffffff [ 59.484687][ T247] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 59.484962][ T247] R13: 0000000000000001 R14: 000055eac6b43803 R15: 00007f9c646f3000 [ 59.485234][ T247] [ 59.487336][ T247] ACPI: PM: Preparing to enter system sleep state S5 [ 59.489404][ T247] kvm: exiting hardware virtualization [ 59.489771][ T247] reboot: Power down