[ 4371.478527][T28966] 
[ 4371.479134][T28966] =============================
[ 4371.479300][T28966] WARNING: suspicious RCU usage
[ 4371.479461][T28966] 6.12.0-rc4-virtme #1 Not tainted
[ 4371.480262][T28966] -----------------------------
[ 4371.480423][T28966] kernel/events/core.c:13962 RCU-list traversed in non-reader section!!
[ 4371.480663][T28966] 
[ 4371.480663][T28966] other info that might help us debug this:
[ 4371.480663][T28966] 
[ 4371.480987][T28966] 
[ 4371.480987][T28966] rcu_scheduler_active = 2, debug_locks = 1
[ 4371.481207][T28966] 3 locks held by poweroff/28966:
[ 4371.481368][T28966]  #0: ffffffffba83dee8 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0
[ 4371.481706][T28966]  #1: ffffffffba83abf0 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90
[ 4371.482057][T28966]  #2: ffffffffbaabc528 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0
[ 4371.482372][T28966] 
[ 4371.482372][T28966] stack backtrace:
[ 4371.482563][T28966] CPU: 3 UID: 0 PID: 28966 Comm: poweroff Not tainted 6.12.0-rc4-virtme #1
[ 4371.482836][T28966] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4371.483180][T28966] Call Trace:
[ 4371.483301][T28966]  <TASK>
[ 4371.483387][T28966]  dump_stack_lvl+0xb0/0xd0
[ 4371.483550][T28966]  lockdep_rcu_suspicious+0x1ea/0x280
[ 4371.483711][T28966]  perf_event_clear_cpumask+0x61d/0x8f0
[ 4371.483866][T28966]  ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4371.484025][T28966]  ? __pfx_perf_event_clear_cpumask+0x10/0x10
[ 4371.484215][T28966]  ? acpi_execute_simple_method+0xaa/0xe0
[ 4371.484368][T28966]  ? __pfx_acpi_execute_simple_method+0x10/0x10
[ 4371.484562][T28966]  perf_event_exit_cpu_context+0x2c/0xf0
[ 4371.484717][T28966]  perf_reboot+0x7c/0xe0
[ 4371.484835][T28966]  ? trace_notifier_run+0xe2/0x140
[ 4371.484990][T28966]  notifier_call_chain+0xcd/0x150
[ 4371.485155][T28966]  blocking_notifier_call_chain+0x66/0x90
[ 4371.485311][T28966]  kernel_power_off+0x1c/0xb0
[ 4371.485463][T28966]  __do_sys_reboot+0x270/0x2d0
[ 4371.485614][T28966]  ? __pfx___do_sys_reboot+0x10/0x10
[ 4371.485772][T28966]  ? __lock_release+0x103/0x460
[ 4371.485929][T28966]  ? do_user_addr_fault+0x972/0xe30
[ 4371.486092][T28966]  ? __pfx___lock_release+0x10/0x10
[ 4371.486248][T28966]  ? __up_read+0x1a7/0x780
[ 4371.486411][T28966]  ? trace_lock_acquire+0x14d/0x1f0
[ 4371.486567][T28966]  ? __pfx___up_read+0x10/0x10
[ 4371.486727][T28966]  ? do_writev+0xf9/0x280
[ 4371.486843][T28966]  ? do_writev+0xf9/0x280
[ 4371.486964][T28966]  ? __pfx_do_writev+0x10/0x10
[ 4371.487114][T28966]  ? do_user_addr_fault+0x97c/0xe30
[ 4371.487285][T28966]  do_syscall_64+0xc1/0x1d0
[ 4371.487440][T28966]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 4371.487629][T28966] RIP: 0033:0x7fad1e51f197
[ 4371.487791][T28966] 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
[ 4371.488325][T28966] RSP: 002b:00007ffd96ddde48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9
[ 4371.488567][T28966] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fad1e51f197
[ 4371.488793][T28966] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead
[ 4371.489017][T28966] RBP: 0000000000000000 R08: 00007ffd96ddd100 R09: 00000000ffffffff
[ 4371.489244][T28966] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002
[ 4371.489469][T28966] R13: 0000000000000001 R14: 000055e8aa5f6803 R15: 00007fad1e9b5000
[ 4371.489717][T28966]  </TASK>
[ 4371.492557][T28966] ACPI: PM: Preparing to enter system sleep state S5
[ 4371.501154][T28966] kvm: exiting hardware virtualization
[ 4371.501541][T28966] reboot: Power down