[ 1956.476345][ T6867] 
[ 1956.477266][ T6867] =============================
[ 1956.477467][ T6867] WARNING: suspicious RCU usage
[ 1956.477673][ T6867] 6.12.0-rc4-virtme #1 Not tainted
[ 1956.477856][ T6867] -----------------------------
[ 1956.478034][ T6867] kernel/events/core.c:13962 RCU-list traversed in non-reader section!!
[ 1956.478326][ T6867] 
[ 1956.478326][ T6867] other info that might help us debug this:
[ 1956.478326][ T6867] 
[ 1956.478690][ T6867] 
[ 1956.478690][ T6867] rcu_scheduler_active = 2, debug_locks = 1
[ 1956.478958][ T6867] 3 locks held by poweroff/6867:
[ 1956.479147][ T6867]  #0: ffffffffaa019ee8 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0
[ 1956.479553][ T6867]  #1: ffffffffaa016bf0 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90
[ 1956.479973][ T6867]  #2: ffffffffaa2982a8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0
[ 1956.480761][ T6867] 
[ 1956.480761][ T6867] stack backtrace:
[ 1956.480998][ T6867] CPU: 3 UID: 0 PID: 6867 Comm: poweroff Not tainted 6.12.0-rc4-virtme #1
[ 1956.481270][ T6867] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1956.481709][ T6867] Call Trace:
[ 1956.481849][ T6867]  <TASK>
[ 1956.481945][ T6867]  dump_stack_lvl+0xb0/0xd0
[ 1956.482134][ T6867]  lockdep_rcu_suspicious+0x1ea/0x280
[ 1956.482321][ T6867]  perf_event_clear_cpumask+0x61d/0x8f0
[ 1956.482502][ T6867]  ? __pfx_lock_acquire.part.0+0x10/0x10
[ 1956.482689][ T6867]  ? __pfx_perf_event_clear_cpumask+0x10/0x10
[ 1956.482914][ T6867]  ? acpi_execute_simple_method+0xaa/0xe0
[ 1956.483101][ T6867]  ? __pfx_acpi_execute_simple_method+0x10/0x10
[ 1956.483331][ T6867]  perf_event_exit_cpu_context+0x2c/0xf0
[ 1956.483512][ T6867]  perf_reboot+0x7c/0xe0
[ 1956.483648][ T6867]  ? trace_notifier_run+0xe2/0x140
[ 1956.483831][ T6867]  notifier_call_chain+0xcd/0x150
[ 1956.484017][ T6867]  blocking_notifier_call_chain+0x66/0x90
[ 1956.484206][ T6867]  kernel_power_off+0x1c/0xb0
[ 1956.484388][ T6867]  __do_sys_reboot+0x270/0x2d0
[ 1956.484572][ T6867]  ? __pfx___do_sys_reboot+0x10/0x10
[ 1956.484765][ T6867]  ? __lock_release+0x103/0x460
[ 1956.484944][ T6867]  ? do_user_addr_fault+0x972/0xe30
[ 1956.485128][ T6867]  ? __pfx___lock_release+0x10/0x10
[ 1956.485308][ T6867]  ? __up_read+0x1a7/0x780
[ 1956.485495][ T6867]  ? trace_lock_acquire+0x14d/0x1f0
[ 1956.485676][ T6867]  ? __pfx___up_read+0x10/0x10
[ 1956.485859][ T6867]  ? do_writev+0xf9/0x280
[ 1956.485997][ T6867]  ? do_writev+0xf9/0x280
[ 1956.486141][ T6867]  ? __pfx_do_writev+0x10/0x10
[ 1956.486329][ T6867]  ? do_user_addr_fault+0x97c/0xe30
[ 1956.486522][ T6867]  do_syscall_64+0xc1/0x1d0
[ 1956.486710][ T6867]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1956.486935][ T6867] RIP: 0033:0x7ffaa5f8d197
[ 1956.487122][ T6867] 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
[ 1956.487749][ T6867] RSP: 002b:00007fff3cdbaf28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9
[ 1956.488022][ T6867] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ffaa5f8d197
[ 1956.488325][ T6867] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead
[ 1956.488606][ T6867] RBP: 0000000000000000 R08: 00007fff3cdba1e0 R09: 00000000ffffffff
[ 1956.488874][ T6867] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002
[ 1956.489142][ T6867] R13: 0000000000000001 R14: 00005647fbabd803 R15: 00007ffaa6423000
[ 1956.489434][ T6867]  </TASK>
[ 1956.492069][ T6867] ACPI: PM: Preparing to enter system sleep state S5
[ 1956.493746][ T6867] kvm: exiting hardware virtualization
[ 1956.494410][ T6867] reboot: Power down