[ 6289.682211][T28507] 
[ 6289.682557][T28507] =============================
[ 6289.682716][T28507] WARNING: suspicious RCU usage
[ 6289.682871][T28507] 6.12.0-rc5-virtme #1 Not tainted
[ 6289.683025][T28507] -----------------------------
[ 6289.683181][T28507] kernel/events/core.c:13962 RCU-list traversed in non-reader section!!
[ 6289.683412][T28507] 
[ 6289.683412][T28507] other info that might help us debug this:
[ 6289.683412][T28507] 
[ 6289.683710][T28507] 
[ 6289.683710][T28507] rcu_scheduler_active = 2, debug_locks = 1
[ 6289.683931][T28507] 3 locks held by poweroff/28507:
[ 6289.684087][T28507]  #0: ffffffff8ae2df68 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0
[ 6289.684429][T28507]  #1: ffffffff8ae2ac70 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90
[ 6289.684795][T28507]  #2: ffffffff8b0adb08 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0
[ 6289.685246][T28507] 
[ 6289.685246][T28507] stack backtrace:
[ 6289.685448][T28507] CPU: 1 UID: 0 PID: 28507 Comm: poweroff Not tainted 6.12.0-rc5-virtme #1
[ 6289.685721][T28507] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 6289.686058][T28507] Call Trace:
[ 6289.686182][T28507]  <TASK>
[ 6289.686274][T28507]  dump_stack_lvl+0xb0/0xd0
[ 6289.686437][T28507]  lockdep_rcu_suspicious+0x1ea/0x280
[ 6289.686593][T28507]  perf_event_clear_cpumask+0x61d/0x8f0
[ 6289.686747][T28507]  ? __pfx_lock_acquire.part.0+0x10/0x10
[ 6289.686907][T28507]  ? __pfx_perf_event_clear_cpumask+0x10/0x10
[ 6289.687099][T28507]  ? acpi_execute_simple_method+0xaa/0xe0
[ 6289.687256][T28507]  ? __pfx_acpi_execute_simple_method+0x10/0x10
[ 6289.687450][T28507]  perf_event_exit_cpu_context+0x2c/0xf0
[ 6289.687604][T28507]  perf_reboot+0x7c/0xe0
[ 6289.687722][T28507]  ? trace_notifier_run+0xe2/0x140
[ 6289.687880][T28507]  notifier_call_chain+0xcd/0x150
[ 6289.688040][T28507]  blocking_notifier_call_chain+0x66/0x90
[ 6289.688198][T28507]  kernel_power_off+0x1c/0xb0
[ 6289.688352][T28507]  __do_sys_reboot+0x270/0x2d0
[ 6289.688509][T28507]  ? __pfx___do_sys_reboot+0x10/0x10
[ 6289.688664][T28507]  ? __lock_release+0x103/0x460
[ 6289.688814][T28507]  ? do_user_addr_fault+0x972/0xe30
[ 6289.688972][T28507]  ? __pfx___lock_release+0x10/0x10
[ 6289.689134][T28507]  ? __up_read+0x1a7/0x780
[ 6289.689286][T28507]  ? trace_lock_acquire+0x14d/0x1f0
[ 6289.689446][T28507]  ? __pfx___up_read+0x10/0x10
[ 6289.689607][T28507]  ? do_writev+0xf9/0x280
[ 6289.689730][T28507]  ? do_writev+0xf9/0x280
[ 6289.689849][T28507]  ? __pfx_do_writev+0x10/0x10
[ 6289.690001][T28507]  ? do_user_addr_fault+0x97c/0xe30
[ 6289.690163][T28507]  do_syscall_64+0xc1/0x1d0
[ 6289.690320][T28507]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 6289.690510][T28507] RIP: 0033:0x7fbcb0f3a197
[ 6289.690672][T28507] 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
[ 6289.691202][T28507] RSP: 002b:00007ffc0cafe478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9
[ 6289.691440][T28507] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbcb0f3a197
[ 6289.691674][T28507] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead
[ 6289.691901][T28507] RBP: 0000000000000000 R08: 00007ffc0cafd730 R09: 00000000ffffffff
[ 6289.692128][T28507] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002
[ 6289.692359][T28507] R13: 0000000000000001 R14: 000055c494474803 R15: 00007fbcb13d0000
[ 6289.692601][T28507]  </TASK>
[ 6289.694755][T28507] ACPI: PM: Preparing to enter system sleep state S5
[ 6289.696290][T28507] kvm: exiting hardware virtualization
[ 6289.697006][T28507] reboot: Power down