[ 6615.651393][ T9825] 
[ 6615.651683][ T9825] =============================
[ 6615.651838][ T9825] WARNING: suspicious RCU usage
[ 6615.652013][ T9825] 6.12.0-rc5-virtme #1 Not tainted
[ 6615.652587][ T9825] -----------------------------
[ 6615.652741][ T9825] kernel/events/core.c:13962 RCU-list traversed in non-reader section!!
[ 6615.652962][ T9825] 
[ 6615.652962][ T9825] other info that might help us debug this:
[ 6615.652962][ T9825] 
[ 6615.653250][ T9825] 
[ 6615.653250][ T9825] rcu_scheduler_active = 2, debug_locks = 1
[ 6615.653474][ T9825] 3 locks held by poweroff/9825:
[ 6615.653652][ T9825]  #0: ffffffff92a2df68 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0
[ 6615.653978][ T9825]  #1: ffffffff92a2ac70 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90
[ 6615.654319][ T9825]  #2: ffffffff92cadb08 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0
[ 6615.654635][ T9825] 
[ 6615.654635][ T9825] stack backtrace:
[ 6615.654826][ T9825] CPU: 1 UID: 0 PID: 9825 Comm: poweroff Not tainted 6.12.0-rc5-virtme #1
[ 6615.655052][ T9825] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 6615.655390][ T9825] Call Trace:
[ 6615.655509][ T9825]  <TASK>
[ 6615.655596][ T9825]  dump_stack_lvl+0xb0/0xd0
[ 6615.655763][ T9825]  lockdep_rcu_suspicious+0x1ea/0x280
[ 6615.655923][ T9825]  perf_event_clear_cpumask+0x61d/0x8f0
[ 6615.656079][ T9825]  ? __pfx_lock_acquire.part.0+0x10/0x10
[ 6615.656237][ T9825]  ? __pfx_perf_event_clear_cpumask+0x10/0x10
[ 6615.656436][ T9825]  ? acpi_execute_simple_method+0xaa/0xe0
[ 6615.656592][ T9825]  ? __pfx_acpi_execute_simple_method+0x10/0x10
[ 6615.656784][ T9825]  perf_event_exit_cpu_context+0x2c/0xf0
[ 6615.656935][ T9825]  perf_reboot+0x7c/0xe0
[ 6615.657049][ T9825]  ? trace_notifier_run+0xe2/0x140
[ 6615.657202][ T9825]  notifier_call_chain+0xcd/0x150
[ 6615.657361][ T9825]  blocking_notifier_call_chain+0x66/0x90
[ 6615.657519][ T9825]  kernel_power_off+0x1c/0xb0
[ 6615.657676][ T9825]  __do_sys_reboot+0x270/0x2d0
[ 6615.657831][ T9825]  ? __pfx___do_sys_reboot+0x10/0x10
[ 6615.657988][ T9825]  ? __lock_release+0x103/0x460
[ 6615.658138][ T9825]  ? do_user_addr_fault+0x972/0xe30
[ 6615.658291][ T9825]  ? __pfx___lock_release+0x10/0x10
[ 6615.658443][ T9825]  ? __up_read+0x1a7/0x780
[ 6615.658596][ T9825]  ? trace_lock_acquire+0x14d/0x1f0
[ 6615.658747][ T9825]  ? __pfx___up_read+0x10/0x10
[ 6615.658908][ T9825]  ? do_writev+0xf9/0x280
[ 6615.659039][ T9825]  ? do_writev+0xf9/0x280
[ 6615.659164][ T9825]  ? __pfx_do_writev+0x10/0x10
[ 6615.659319][ T9825]  ? do_user_addr_fault+0x97c/0xe30
[ 6615.659478][ T9825]  do_syscall_64+0xc1/0x1d0
[ 6615.659632][ T9825]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 6615.659820][ T9825] RIP: 0033:0x7f93b8110197
[ 6615.659980][ T9825] 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
[ 6615.660509][ T9825] RSP: 002b:00007ffda37a9328 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9
[ 6615.660741][ T9825] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f93b8110197
[ 6615.660967][ T9825] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead
[ 6615.661196][ T9825] RBP: 0000000000000000 R08: 00007ffda37a85e0 R09: 00000000ffffffff
[ 6615.661424][ T9825] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002
[ 6615.661668][ T9825] R13: 0000000000000001 R14: 000056549e4e9803 R15: 00007f93b85a6000
[ 6615.661912][ T9825]  </TASK>
[ 6615.664516][ T9825] ACPI: PM: Preparing to enter system sleep state S5
[ 6615.666145][ T9825] kvm: exiting hardware virtualization
[ 6615.666491][ T9825] reboot: Power down