[ 377.462704][ T2159] [ 377.462938][ T2159] ============================= [ 377.463098][ T2159] WARNING: suspicious RCU usage [ 377.463273][ T2159] 6.12.0-rc4-virtme #1 Not tainted [ 377.463440][ T2159] ----------------------------- [ 377.463595][ T2159] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 377.463838][ T2159] [ 377.463838][ T2159] other info that might help us debug this: [ 377.463838][ T2159] [ 377.464138][ T2159] [ 377.464138][ T2159] rcu_scheduler_active = 2, debug_locks = 1 [ 377.464383][ T2159] 3 locks held by poweroff/2159: [ 377.464557][ T2159] #0: ffffffff9562df68 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 377.464886][ T2159] #1: ffffffff9562ac70 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 377.465424][ T2159] #2: ffffffff958ad8c8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 377.465753][ T2159] [ 377.465753][ T2159] stack backtrace: [ 377.465943][ T2159] CPU: 3 UID: 0 PID: 2159 Comm: poweroff Not tainted 6.12.0-rc4-virtme #1 [ 377.466172][ T2159] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 377.466507][ T2159] Call Trace: [ 377.466624][ T2159] [ 377.466705][ T2159] dump_stack_lvl+0xb0/0xd0 [ 377.466859][ T2159] lockdep_rcu_suspicious+0x1ea/0x280 [ 377.467014][ T2159] perf_event_clear_cpumask+0x61d/0x8f0 [ 377.467166][ T2159] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 377.467320][ T2159] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 377.467506][ T2159] ? acpi_execute_simple_method+0xaa/0xe0 [ 377.467660][ T2159] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 377.467857][ T2159] perf_event_exit_cpu_context+0x2c/0xf0 [ 377.468009][ T2159] perf_reboot+0x7c/0xe0 [ 377.468123][ T2159] ? trace_notifier_run+0xe2/0x140 [ 377.468332][ T2159] notifier_call_chain+0xcd/0x150 [ 377.468495][ T2159] blocking_notifier_call_chain+0x66/0x90 [ 377.468650][ T2159] kernel_power_off+0x1c/0xb0 [ 377.468802][ T2159] __do_sys_reboot+0x270/0x2d0 [ 377.468956][ T2159] ? __pfx___do_sys_reboot+0x10/0x10 [ 377.469113][ T2159] ? __lock_release+0x103/0x460 [ 377.469267][ T2159] ? do_user_addr_fault+0x972/0xe30 [ 377.469431][ T2159] ? __pfx___lock_release+0x10/0x10 [ 377.469584][ T2159] ? __up_read+0x1a7/0x780 [ 377.469734][ T2159] ? trace_lock_acquire+0x14d/0x1f0 [ 377.469886][ T2159] ? __pfx___up_read+0x10/0x10 [ 377.470041][ T2159] ? do_writev+0xf9/0x280 [ 377.470156][ T2159] ? do_writev+0xf9/0x280 [ 377.470272][ T2159] ? __pfx_do_writev+0x10/0x10 [ 377.470420][ T2159] ? do_user_addr_fault+0x97c/0xe30 [ 377.470580][ T2159] do_syscall_64+0xc1/0x1d0 [ 377.470731][ T2159] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 377.470917][ T2159] RIP: 0033:0x7f3e4b94d197 [ 377.471073][ T2159] 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 [ 377.471590][ T2159] RSP: 002b:00007ffd63b3b9e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 377.471817][ T2159] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3e4b94d197 [ 377.472044][ T2159] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 377.472290][ T2159] RBP: 0000000000000000 R08: 00007ffd63b3aca0 R09: 00000000ffffffff [ 377.472518][ T2159] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 377.472747][ T2159] R13: 0000000000000001 R14: 000056440c30d803 R15: 00007f3e4bde3000 [ 377.472991][ T2159] [ 377.475600][ T2159] ACPI: PM: Preparing to enter system sleep state S5 [ 377.486189][ T2159] kvm: exiting hardware virtualization [ 377.486648][ T2159] reboot: Power down