[ 207.969379][ T1187] [ 207.969699][ T1187] ============================= [ 207.969865][ T1187] WARNING: suspicious RCU usage [ 207.970038][ T1187] 6.12.0-rc4-virtme #1 Not tainted [ 207.970379][ T1187] ----------------------------- [ 207.970541][ T1187] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 207.970796][ T1187] [ 207.970796][ T1187] other info that might help us debug this: [ 207.970796][ T1187] [ 207.971143][ T1187] [ 207.971143][ T1187] rcu_scheduler_active = 2, debug_locks = 1 [ 207.971477][ T1187] 3 locks held by poweroff/1187: [ 207.971661][ T1187] #0: fffffffface19ee8 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 207.972010][ T1187] #1: fffffffface16bf0 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 207.972418][ T1187] #2: ffffffffad0982a8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 207.972760][ T1187] [ 207.972760][ T1187] stack backtrace: [ 207.972975][ T1187] CPU: 1 UID: 0 PID: 1187 Comm: poweroff Not tainted 6.12.0-rc4-virtme #1 [ 207.973224][ T1187] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 207.973608][ T1187] Call Trace: [ 207.973764][ T1187] [ 207.973866][ T1187] dump_stack_lvl+0xb0/0xd0 [ 207.974043][ T1187] lockdep_rcu_suspicious+0x1ea/0x280 [ 207.974210][ T1187] perf_event_clear_cpumask+0x61d/0x8f0 [ 207.974382][ T1187] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 207.974556][ T1187] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 207.974767][ T1187] ? acpi_execute_simple_method+0xaa/0xe0 [ 207.974932][ T1187] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 207.975144][ T1187] perf_event_exit_cpu_context+0x2c/0xf0 [ 207.975306][ T1187] perf_reboot+0x7c/0xe0 [ 207.975425][ T1187] ? trace_notifier_run+0xe2/0x140 [ 207.975600][ T1187] notifier_call_chain+0xcd/0x150 [ 207.975784][ T1187] blocking_notifier_call_chain+0x66/0x90 [ 207.975949][ T1187] kernel_power_off+0x1c/0xb0 [ 207.976109][ T1187] __do_sys_reboot+0x270/0x2d0 [ 207.976274][ T1187] ? __pfx___do_sys_reboot+0x10/0x10 [ 207.976439][ T1187] ? __lock_release+0x103/0x460 [ 207.976611][ T1187] ? do_user_addr_fault+0x972/0xe30 [ 207.976791][ T1187] ? __pfx___lock_release+0x10/0x10 [ 207.976952][ T1187] ? __up_read+0x1a7/0x780 [ 207.977117][ T1187] ? trace_lock_acquire+0x14d/0x1f0 [ 207.977282][ T1187] ? __pfx___up_read+0x10/0x10 [ 207.977451][ T1187] ? do_writev+0xf9/0x280 [ 207.977577][ T1187] ? do_writev+0xf9/0x280 [ 207.977723][ T1187] ? __pfx_do_writev+0x10/0x10 [ 207.977884][ T1187] ? do_user_addr_fault+0x97c/0xe30 [ 207.978055][ T1187] do_syscall_64+0xc1/0x1d0 [ 207.978223][ T1187] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 207.978428][ T1187] RIP: 0033:0x7f2b49aa7197 [ 207.978608][ T1187] 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 [ 207.979169][ T1187] RSP: 002b:00007ffe25b3a018 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 207.979421][ T1187] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2b49aa7197 [ 207.979689][ T1187] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 207.979930][ T1187] RBP: 0000000000000000 R08: 00007ffe25b392d0 R09: 00000000ffffffff [ 207.980175][ T1187] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 207.980416][ T1187] R13: 0000000000000001 R14: 00005619fe618803 R15: 00007f2b49f3d000 [ 207.980688][ T1187] [ 207.982925][ T1187] ACPI: PM: Preparing to enter system sleep state S5 [ 207.985282][ T1187] kvm: exiting hardware virtualization [ 207.985690][ T1187] reboot: Power down