[ 369.825449][ T2604] [ 369.825803][ T2604] ============================= [ 369.826029][ T2604] WARNING: suspicious RCU usage [ 369.826244][ T2604] 6.12.0-rc5-virtme #1 Not tainted [ 369.826433][ T2604] ----------------------------- [ 369.826592][ T2604] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 369.826825][ T2604] [ 369.826825][ T2604] other info that might help us debug this: [ 369.826825][ T2604] [ 369.827398][ T2604] [ 369.827398][ T2604] rcu_scheduler_active = 2, debug_locks = 1 [ 369.827643][ T2604] 3 locks held by poweroff/2604: [ 369.827812][ T2604] #0: ffffffff8ec2df68 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 369.828174][ T2604] #1: ffffffff8ec2ac70 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 369.828594][ T2604] #2: ffffffff8eeadb08 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 369.828915][ T2604] [ 369.828915][ T2604] stack backtrace: [ 369.829109][ T2604] CPU: 3 UID: 0 PID: 2604 Comm: poweroff Not tainted 6.12.0-rc5-virtme #1 [ 369.829360][ T2604] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 369.829747][ T2604] Call Trace: [ 369.829916][ T2604] [ 369.830029][ T2604] dump_stack_lvl+0xb0/0xd0 [ 369.830251][ T2604] lockdep_rcu_suspicious+0x1ea/0x280 [ 369.830432][ T2604] perf_event_clear_cpumask+0x61d/0x8f0 [ 369.830590][ T2604] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 369.830755][ T2604] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 369.830953][ T2604] ? acpi_execute_simple_method+0xaa/0xe0 [ 369.831113][ T2604] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 369.831328][ T2604] perf_event_exit_cpu_context+0x2c/0xf0 [ 369.831488][ T2604] perf_reboot+0x7c/0xe0 [ 369.831608][ T2604] ? trace_notifier_run+0xe2/0x140 [ 369.831765][ T2604] notifier_call_chain+0xcd/0x150 [ 369.831936][ T2604] blocking_notifier_call_chain+0x66/0x90 [ 369.832092][ T2604] kernel_power_off+0x1c/0xb0 [ 369.832248][ T2604] __do_sys_reboot+0x270/0x2d0 [ 369.832416][ T2604] ? __pfx___do_sys_reboot+0x10/0x10 [ 369.832576][ T2604] ? __lock_release+0x103/0x460 [ 369.832734][ T2604] ? do_user_addr_fault+0x972/0xe30 [ 369.832894][ T2604] ? __pfx___lock_release+0x10/0x10 [ 369.833048][ T2604] ? __up_read+0x1a7/0x780 [ 369.833205][ T2604] ? trace_lock_acquire+0x14d/0x1f0 [ 369.833362][ T2604] ? __pfx___up_read+0x10/0x10 [ 369.833523][ T2604] ? do_writev+0xf9/0x280 [ 369.833644][ T2604] ? do_writev+0xf9/0x280 [ 369.833763][ T2604] ? __pfx_do_writev+0x10/0x10 [ 369.833918][ T2604] ? do_user_addr_fault+0x97c/0xe30 [ 369.834081][ T2604] do_syscall_64+0xc1/0x1d0 [ 369.834237][ T2604] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 369.834432][ T2604] RIP: 0033:0x7f0cc3bb0197 [ 369.834599][ T2604] 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 [ 369.835142][ T2604] RSP: 002b:00007ffebc9cb5e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 369.835381][ T2604] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0cc3bb0197 [ 369.835621][ T2604] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 369.835857][ T2604] RBP: 0000000000000000 R08: 00007ffebc9ca8a0 R09: 00000000ffffffff [ 369.836092][ T2604] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 369.836330][ T2604] R13: 0000000000000001 R14: 0000560fbefb7803 R15: 00007f0cc4046000 [ 369.836581][ T2604] [ 369.838593][ T2604] ACPI: PM: Preparing to enter system sleep state S5 [ 369.839945][ T2604] kvm: exiting hardware virtualization [ 369.840318][ T2604] reboot: Power down