[ 70.558077][ T268] [ 70.558302][ T268] ============================= [ 70.558658][ T268] WARNING: suspicious RCU usage [ 70.558817][ T268] 6.12.0-rc4-virtme #1 Not tainted [ 70.558980][ T268] ----------------------------- [ 70.559142][ T268] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 70.559390][ T268] [ 70.559390][ T268] other info that might help us debug this: [ 70.559390][ T268] [ 70.559709][ T268] [ 70.559709][ T268] rcu_scheduler_active = 2, debug_locks = 1 [ 70.559975][ T268] 3 locks held by poweroff/268: [ 70.560141][ T268] #0: ffffffffac819ee8 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 70.560481][ T268] #1: ffffffffac816bf0 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 70.560861][ T268] #2: ffffffffaca982a8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 70.561190][ T268] [ 70.561190][ T268] stack backtrace: [ 70.561394][ T268] CPU: 2 UID: 0 PID: 268 Comm: poweroff Not tainted 6.12.0-rc4-virtme #1 [ 70.561639][ T268] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 70.561990][ T268] Call Trace: [ 70.562117][ T268] <TASK> [ 70.562206][ T268] dump_stack_lvl+0xb0/0xd0 [ 70.562375][ T268] lockdep_rcu_suspicious+0x1ea/0x280 [ 70.562546][ T268] perf_event_clear_cpumask+0x61d/0x8f0 [ 70.562710][ T268] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 70.562881][ T268] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 70.563089][ T268] ? acpi_execute_simple_method+0xaa/0xe0 [ 70.563258][ T268] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 70.563471][ T268] perf_event_exit_cpu_context+0x2c/0xf0 [ 70.563639][ T268] perf_reboot+0x7c/0xe0 [ 70.563758][ T268] ? trace_notifier_run+0xe2/0x140 [ 70.563925][ T268] notifier_call_chain+0xcd/0x150 [ 70.564105][ T268] blocking_notifier_call_chain+0x66/0x90 [ 70.564275][ T268] kernel_power_off+0x1c/0xb0 [ 70.564440][ T268] __do_sys_reboot+0x270/0x2d0 [ 70.564602][ T268] ? __pfx___do_sys_reboot+0x10/0x10 [ 70.564767][ T268] ? __lock_release+0x103/0x460 [ 70.564929][ T268] ? do_user_addr_fault+0x972/0xe30 [ 70.565092][ T268] ? __pfx___lock_release+0x10/0x10 [ 70.565255][ T268] ? __up_read+0x1a7/0x780 [ 70.565420][ T268] ? trace_lock_acquire+0x14d/0x1f0 [ 70.565585][ T268] ? __pfx___up_read+0x10/0x10 [ 70.565755][ T268] ? do_writev+0xf9/0x280 [ 70.565881][ T268] ? do_writev+0xf9/0x280 [ 70.566010][ T268] ? __pfx_do_writev+0x10/0x10 [ 70.566173][ T268] ? do_user_addr_fault+0x97c/0xe30 [ 70.566349][ T268] do_syscall_64+0xc1/0x1d0 [ 70.566516][ T268] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 70.566724][ T268] RIP: 0033:0x7f108a30c197 [ 70.566896][ T268] 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 [ 70.567465][ T268] RSP: 002b:00007fffdb98e6f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 70.567716][ T268] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f108a30c197 [ 70.567966][ T268] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 70.568210][ T268] RBP: 0000000000000000 R08: 00007fffdb98d9b0 R09: 00000000ffffffff [ 70.568456][ T268] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 70.568701][ T268] R13: 0000000000000001 R14: 000055fb8c851803 R15: 00007f108a7a2000 [ 70.568959][ T268] </TASK> [ 70.570822][ T268] ACPI: PM: Preparing to enter system sleep state S5 [ 70.572127][ T268] kvm: exiting hardware virtualization [ 70.572598][ T268] reboot: Power down