[ 226.183614][ T1206] [ 226.183846][ T1206] ============================= [ 226.184010][ T1206] WARNING: suspicious RCU usage [ 226.184355][ T1206] 6.12.0-rc4-virtme #1 Not tainted [ 226.184517][ T1206] ----------------------------- [ 226.184717][ T1206] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 226.184955][ T1206] [ 226.184955][ T1206] other info that might help us debug this: [ 226.184955][ T1206] [ 226.185268][ T1206] [ 226.185268][ T1206] rcu_scheduler_active = 2, debug_locks = 1 [ 226.185505][ T1206] 3 locks held by poweroff/1206: [ 226.185678][ T1206] #0: ffffffffa321a628 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 226.186021][ T1206] #1: ffffffffa3217330 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 226.186390][ T1206] #2: ffffffffa34a34a8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 226.186730][ T1206] [ 226.186730][ T1206] stack backtrace: [ 226.186930][ T1206] CPU: 1 UID: 0 PID: 1206 Comm: poweroff Not tainted 6.12.0-rc4-virtme #1 [ 226.187191][ T1206] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 226.187549][ T1206] Call Trace: [ 226.187673][ T1206] [ 226.187762][ T1206] dump_stack_lvl+0xb0/0xd0 [ 226.187934][ T1206] lockdep_rcu_suspicious+0x1ea/0x280 [ 226.188102][ T1206] perf_event_clear_cpumask+0x61d/0x8f0 [ 226.188272][ T1206] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 226.188440][ T1206] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 226.188642][ T1206] ? acpi_execute_simple_method+0xaa/0xe0 [ 226.188810][ T1206] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 226.189017][ T1206] perf_event_exit_cpu_context+0x2c/0xf0 [ 226.189185][ T1206] perf_reboot+0x7c/0xe0 [ 226.189310][ T1206] ? trace_notifier_run+0xe2/0x140 [ 226.189477][ T1206] notifier_call_chain+0xcd/0x150 [ 226.189645][ T1206] blocking_notifier_call_chain+0x66/0x90 [ 226.189816][ T1206] kernel_power_off+0x1c/0xb0 [ 226.189981][ T1206] __do_sys_reboot+0x270/0x2d0 [ 226.190149][ T1206] ? __pfx___do_sys_reboot+0x10/0x10 [ 226.190315][ T1206] ? __lock_release+0x103/0x460 [ 226.190476][ T1206] ? do_user_addr_fault+0x972/0xe30 [ 226.190641][ T1206] ? __pfx___lock_release+0x10/0x10 [ 226.190805][ T1206] ? __up_read+0x1a7/0x780 [ 226.191004][ T1206] ? trace_lock_acquire+0x14d/0x1f0 [ 226.191164][ T1206] ? __pfx___up_read+0x10/0x10 [ 226.191332][ T1206] ? do_writev+0xf9/0x280 [ 226.191466][ T1206] ? do_writev+0xf9/0x280 [ 226.191598][ T1206] ? __pfx_do_writev+0x10/0x10 [ 226.191760][ T1206] ? do_user_addr_fault+0x97c/0xe30 [ 226.191930][ T1206] do_syscall_64+0xc1/0x1d0 [ 226.192097][ T1206] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 226.192309][ T1206] RIP: 0033:0x7fda4464c197 [ 226.192479][ T1206] 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 [ 226.193037][ T1206] RSP: 002b:00007ffce30d9658 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 226.193282][ T1206] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fda4464c197 [ 226.193530][ T1206] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 226.193772][ T1206] RBP: 0000000000000000 R08: 00007ffce30d8910 R09: 00000000ffffffff [ 226.194017][ T1206] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 226.194260][ T1206] R13: 0000000000000001 R14: 0000558085f28803 R15: 00007fda44ae2000 [ 226.194524][ T1206] [ 226.196287][ T1206] ACPI: PM: Preparing to enter system sleep state S5 [ 226.198236][ T1206] kvm: exiting hardware virtualization [ 226.198690][ T1206] reboot: Power down