[ 6615.604252][T26403] 
[ 6615.604502][T26403] =============================
[ 6615.604911][T26403] WARNING: suspicious RCU usage
[ 6615.605069][T26403] 6.12.0-rc5-virtme #1 Not tainted
[ 6615.605225][T26403] -----------------------------
[ 6615.605379][T26403] kernel/events/core.c:13962 RCU-list traversed in non-reader section!!
[ 6615.605614][T26403] 
[ 6615.605614][T26403] other info that might help us debug this:
[ 6615.605614][T26403] 
[ 6615.605907][T26403] 
[ 6615.605907][T26403] rcu_scheduler_active = 2, debug_locks = 1
[ 6615.606132][T26403] 3 locks held by poweroff/26403:
[ 6615.606291][T26403]  #0: ffffffffb062df68 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0
[ 6615.606667][T26403]  #1: ffffffffb062ac70 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90
[ 6615.607017][T26403]  #2: ffffffffb08adb08 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0
[ 6615.607327][T26403] 
[ 6615.607327][T26403] stack backtrace:
[ 6615.607528][T26403] CPU: 3 UID: 0 PID: 26403 Comm: poweroff Not tainted 6.12.0-rc5-virtme #1
[ 6615.607792][T26403] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 6615.608131][T26403] Call Trace:
[ 6615.608260][T26403]  <TASK>
[ 6615.608343][T26403]  dump_stack_lvl+0xb0/0xd0
[ 6615.608503][T26403]  lockdep_rcu_suspicious+0x1ea/0x280
[ 6615.608661][T26403]  perf_event_clear_cpumask+0x61d/0x8f0
[ 6615.608813][T26403]  ? __pfx_lock_acquire.part.0+0x10/0x10
[ 6615.608971][T26403]  ? __pfx_perf_event_clear_cpumask+0x10/0x10
[ 6615.609160][T26403]  ? acpi_execute_simple_method+0xaa/0xe0
[ 6615.609310][T26403]  ? __pfx_acpi_execute_simple_method+0x10/0x10
[ 6615.609502][T26403]  perf_event_exit_cpu_context+0x2c/0xf0
[ 6615.609654][T26403]  perf_reboot+0x7c/0xe0
[ 6615.609767][T26403]  ? trace_notifier_run+0xe2/0x140
[ 6615.609920][T26403]  notifier_call_chain+0xcd/0x150
[ 6615.610077][T26403]  blocking_notifier_call_chain+0x66/0x90
[ 6615.610229][T26403]  kernel_power_off+0x1c/0xb0
[ 6615.610378][T26403]  __do_sys_reboot+0x270/0x2d0
[ 6615.610533][T26403]  ? __pfx___do_sys_reboot+0x10/0x10
[ 6615.610688][T26403]  ? __lock_release+0x103/0x460
[ 6615.610836][T26403]  ? do_user_addr_fault+0x972/0xe30
[ 6615.610996][T26403]  ? __pfx___lock_release+0x10/0x10
[ 6615.611149][T26403]  ? __up_read+0x1a7/0x780
[ 6615.611302][T26403]  ? trace_lock_acquire+0x14d/0x1f0
[ 6615.611456][T26403]  ? __pfx___up_read+0x10/0x10
[ 6615.611610][T26403]  ? do_writev+0xf9/0x280
[ 6615.611727][T26403]  ? do_writev+0xf9/0x280
[ 6615.611849][T26403]  ? __pfx_do_writev+0x10/0x10
[ 6615.611997][T26403]  ? do_user_addr_fault+0x97c/0xe30
[ 6615.612154][T26403]  do_syscall_64+0xc1/0x1d0
[ 6615.612319][T26403]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 6615.612506][T26403] RIP: 0033:0x7f3001c4b197
[ 6615.612670][T26403] 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
[ 6615.613194][T26403] RSP: 002b:00007ffe57ecdca8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9
[ 6615.613427][T26403] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3001c4b197
[ 6615.613651][T26403] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead
[ 6615.613877][T26403] RBP: 0000000000000000 R08: 00007ffe57eccf60 R09: 00000000ffffffff
[ 6615.614108][T26403] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002
[ 6615.614336][T26403] R13: 0000000000000001 R14: 000055fcf1b9f803 R15: 00007f30020e1000
[ 6615.614582][T26403]  </TASK>
[ 6615.616373][T26403] ACPI: PM: Preparing to enter system sleep state S5
[ 6615.618297][T26403] kvm: exiting hardware virtualization
[ 6615.618643][T26403] reboot: Power down