[ 1928.826203][ T9129] [ 1928.826500][ T9129] ============================= [ 1928.826683][ T9129] WARNING: suspicious RCU usage [ 1928.827190][ T9129] 6.12.0-rc5-virtme #1 Not tainted [ 1928.827363][ T9129] ----------------------------- [ 1928.827537][ T9129] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 1928.827794][ T9129] [ 1928.827794][ T9129] other info that might help us debug this: [ 1928.827794][ T9129] [ 1928.828135][ T9129] [ 1928.828135][ T9129] rcu_scheduler_active = 2, debug_locks = 1 [ 1928.828391][ T9129] 3 locks held by poweroff/9129: [ 1928.828570][ T9129] #0: ffffffff9f819ee8 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 1928.828951][ T9129] #1: ffffffff9f816bf0 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 1928.829355][ T9129] #2: ffffffff9fa984e8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 1928.829713][ T9129] [ 1928.829713][ T9129] stack backtrace: [ 1928.829961][ T9129] CPU: 3 UID: 0 PID: 9129 Comm: poweroff Not tainted 6.12.0-rc5-virtme #1 [ 1928.830224][ T9129] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1928.830605][ T9129] Call Trace: [ 1928.830739][ T9129] [ 1928.830832][ T9129] dump_stack_lvl+0xb0/0xd0 [ 1928.831015][ T9129] lockdep_rcu_suspicious+0x1ea/0x280 [ 1928.831193][ T9129] perf_event_clear_cpumask+0x61d/0x8f0 [ 1928.831371][ T9129] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1928.831551][ T9129] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 1928.831770][ T9129] ? acpi_execute_simple_method+0xaa/0xe0 [ 1928.831942][ T9129] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 1928.832159][ T9129] perf_event_exit_cpu_context+0x2c/0xf0 [ 1928.832330][ T9129] perf_reboot+0x7c/0xe0 [ 1928.832460][ T9129] ? trace_notifier_run+0xe2/0x140 [ 1928.832633][ T9129] notifier_call_chain+0xcd/0x150 [ 1928.832809][ T9129] blocking_notifier_call_chain+0x66/0x90 [ 1928.832984][ T9129] kernel_power_off+0x1c/0xb0 [ 1928.833155][ T9129] __do_sys_reboot+0x270/0x2d0 [ 1928.833326][ T9129] ? __pfx___do_sys_reboot+0x10/0x10 [ 1928.833508][ T9129] ? __lock_release+0x103/0x460 [ 1928.833681][ T9129] ? do_user_addr_fault+0x972/0xe30 [ 1928.833855][ T9129] ? __pfx___lock_release+0x10/0x10 [ 1928.834023][ T9129] ? __up_read+0x1a7/0x780 [ 1928.834212][ T9129] ? trace_lock_acquire+0x14d/0x1f0 [ 1928.834384][ T9129] ? __pfx___up_read+0x10/0x10 [ 1928.834559][ T9129] ? do_writev+0xf9/0x280 [ 1928.834691][ T9129] ? do_writev+0xf9/0x280 [ 1928.834822][ T9129] ? __pfx_do_writev+0x10/0x10 [ 1928.834995][ T9129] ? do_user_addr_fault+0x97c/0xe30 [ 1928.835175][ T9129] do_syscall_64+0xc1/0x1d0 [ 1928.835354][ T9129] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1928.835576][ T9129] RIP: 0033:0x7fe0661b1197 [ 1928.835758][ T9129] 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 [ 1928.836344][ T9129] RSP: 002b:00007ffe35901e28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 1928.836605][ T9129] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe0661b1197 [ 1928.836863][ T9129] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 1928.837122][ T9129] RBP: 0000000000000000 R08: 00007ffe359010e0 R09: 00000000ffffffff [ 1928.837380][ T9129] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 1928.837638][ T9129] R13: 0000000000000001 R14: 000055fffb5e1803 R15: 00007fe066647000 [ 1928.837907][ T9129] [ 1928.839939][ T9129] ACPI: PM: Preparing to enter system sleep state S5 [ 1928.841945][ T9129] kvm: exiting hardware virtualization [ 1928.842334][ T9129] reboot: Power down