[ 115.614736][ T617] [ 115.614979][ T617] ============================= [ 115.615174][ T617] WARNING: suspicious RCU usage [ 115.615337][ T617] 6.12.0-rc4-virtme #1 Not tainted [ 115.615503][ T617] ----------------------------- [ 115.615874][ T617] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 115.616133][ T617] [ 115.616133][ T617] other info that might help us debug this: [ 115.616133][ T617] [ 115.616447][ T617] [ 115.616447][ T617] rcu_scheduler_active = 2, debug_locks = 1 [ 115.616729][ T617] 3 locks held by poweroff/617: [ 115.616895][ T617] #0: ffffffff8521a628 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 115.617257][ T617] #1: ffffffff85217330 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 115.617640][ T617] #2: ffffffff854a34a8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 115.617977][ T617] [ 115.617977][ T617] stack backtrace: [ 115.618200][ T617] CPU: 0 UID: 0 PID: 617 Comm: poweroff Not tainted 6.12.0-rc4-virtme #1 [ 115.618457][ T617] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 115.618846][ T617] Call Trace: [ 115.618976][ T617] [ 115.619071][ T617] dump_stack_lvl+0xb0/0xd0 [ 115.619247][ T617] lockdep_rcu_suspicious+0x1ea/0x280 [ 115.619416][ T617] perf_event_clear_cpumask+0x61d/0x8f0 [ 115.619588][ T617] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 115.619759][ T617] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 115.619965][ T617] ? acpi_execute_simple_method+0xaa/0xe0 [ 115.620133][ T617] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 115.620357][ T617] perf_event_exit_cpu_context+0x2c/0xf0 [ 115.620549][ T617] perf_reboot+0x7c/0xe0 [ 115.620673][ T617] ? trace_notifier_run+0xe2/0x140 [ 115.620839][ T617] notifier_call_chain+0xcd/0x150 [ 115.621015][ T617] blocking_notifier_call_chain+0x66/0x90 [ 115.621190][ T617] kernel_power_off+0x1c/0xb0 [ 115.621353][ T617] __do_sys_reboot+0x270/0x2d0 [ 115.621520][ T617] ? __pfx___do_sys_reboot+0x10/0x10 [ 115.621694][ T617] ? __lock_release+0x103/0x460 [ 115.621866][ T617] ? do_user_addr_fault+0x972/0xe30 [ 115.622030][ T617] ? __pfx___lock_release+0x10/0x10 [ 115.622195][ T617] ? __up_read+0x1a7/0x780 [ 115.622359][ T617] ? trace_lock_acquire+0x14d/0x1f0 [ 115.622531][ T617] ? __pfx___up_read+0x10/0x10 [ 115.622698][ T617] ? do_writev+0xf9/0x280 [ 115.622821][ T617] ? do_writev+0xf9/0x280 [ 115.622946][ T617] ? __pfx_do_writev+0x10/0x10 [ 115.623108][ T617] ? do_user_addr_fault+0x97c/0xe30 [ 115.623283][ T617] do_syscall_64+0xc1/0x1d0 [ 115.623449][ T617] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 115.623653][ T617] RIP: 0033:0x7fa025885197 [ 115.623826][ T617] 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 [ 115.624397][ T617] RSP: 002b:00007ffeac04dcd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 115.624678][ T617] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa025885197 [ 115.624920][ T617] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 115.625166][ T617] RBP: 0000000000000000 R08: 00007ffeac04cf90 R09: 00000000ffffffff [ 115.625410][ T617] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 115.625652][ T617] R13: 0000000000000001 R14: 00005601803d1803 R15: 00007fa025d1b000 [ 115.625908][ T617] [ 115.627561][ T617] ACPI: PM: Preparing to enter system sleep state S5 [ 115.629063][ T617] kvm: exiting hardware virtualization [ 115.629376][ T617] reboot: Power down