[ 486.041758][ T2769] [ 486.042073][ T2769] ============================= [ 486.042344][ T2769] WARNING: suspicious RCU usage [ 486.042660][ T2769] 6.12.0-rc5-virtme #1 Not tainted [ 486.042941][ T2769] ----------------------------- [ 486.043137][ T2769] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 486.043526][ T2769] [ 486.043526][ T2769] other info that might help us debug this: [ 486.043526][ T2769] [ 486.043970][ T2769] [ 486.043970][ T2769] rcu_scheduler_active = 2, debug_locks = 1 [ 486.044329][ T2769] 3 locks held by poweroff/2769: [ 486.044581][ T2769] #0: ffffffff87619ee8 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 486.045398][ T2769] #1: ffffffff87616bf0 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 486.045952][ T2769] #2: ffffffff878984e8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 486.046466][ T2769] [ 486.046466][ T2769] stack backtrace: [ 486.046774][ T2769] CPU: 1 UID: 0 PID: 2769 Comm: poweroff Not tainted 6.12.0-rc5-virtme #1 [ 486.047163][ T2769] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 486.047710][ T2769] Call Trace: [ 486.047903][ T2769] [ 486.048022][ T2769] dump_stack_lvl+0xb0/0xd0 [ 486.048287][ T2769] lockdep_rcu_suspicious+0x1ea/0x280 [ 486.048549][ T2769] perf_event_clear_cpumask+0x61d/0x8f0 [ 486.048802][ T2769] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 486.049077][ T2769] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 486.049411][ T2769] ? acpi_execute_simple_method+0xaa/0xe0 [ 486.049662][ T2769] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 486.049989][ T2769] perf_event_exit_cpu_context+0x2c/0xf0 [ 486.050177][ T2769] perf_reboot+0x7c/0xe0 [ 486.050314][ T2769] ? trace_notifier_run+0xe2/0x140 [ 486.050564][ T2769] notifier_call_chain+0xcd/0x150 [ 486.050749][ T2769] blocking_notifier_call_chain+0x66/0x90 [ 486.051021][ T2769] kernel_power_off+0x1c/0xb0 [ 486.051256][ T2769] __do_sys_reboot+0x270/0x2d0 [ 486.051415][ T2769] ? __pfx___do_sys_reboot+0x10/0x10 [ 486.051650][ T2769] ? __lock_release+0x103/0x460 [ 486.051896][ T2769] ? do_user_addr_fault+0x972/0xe30 [ 486.052086][ T2769] ? __pfx___lock_release+0x10/0x10 [ 486.052244][ T2769] ? __up_read+0x1a7/0x780 [ 486.052508][ T2769] ? trace_lock_acquire+0x14d/0x1f0 [ 486.052711][ T2769] ? __pfx___up_read+0x10/0x10 [ 486.052926][ T2769] ? do_writev+0xf9/0x280 [ 486.053117][ T2769] ? do_writev+0xf9/0x280 [ 486.053342][ T2769] ? __pfx_do_writev+0x10/0x10 [ 486.053602][ T2769] ? do_user_addr_fault+0x97c/0xe30 [ 486.053853][ T2769] do_syscall_64+0xc1/0x1d0 [ 486.054087][ T2769] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 486.054422][ T2769] RIP: 0033:0x7f7b011c4197 [ 486.054638][ T2769] 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 [ 486.055515][ T2769] RSP: 002b:00007fff07d8b4d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 486.055906][ T2769] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7b011c4197 [ 486.056271][ T2769] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 486.056654][ T2769] RBP: 0000000000000000 R08: 00007fff07d8a790 R09: 00000000ffffffff [ 486.057025][ T2769] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 486.057395][ T2769] R13: 0000000000000001 R14: 00005605c3e71803 R15: 00007f7b0165a000 [ 486.057791][ T2769] [ 486.060773][ T2769] ACPI: PM: Preparing to enter system sleep state S5 [ 486.062646][ T2769] kvm: exiting hardware virtualization [ 486.063222][ T2769] reboot: Power down