[ 1170.906451][ T7258] [ 1170.906774][ T7258] ============================= [ 1170.906963][ T7258] WARNING: suspicious RCU usage [ 1170.907132][ T7258] 6.12.0-rc4-virtme #1 Not tainted [ 1170.907311][ T7258] ----------------------------- [ 1170.907468][ T7258] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 1170.908073][ T7258] [ 1170.908073][ T7258] other info that might help us debug this: [ 1170.908073][ T7258] [ 1170.908398][ T7258] [ 1170.908398][ T7258] rcu_scheduler_active = 2, debug_locks = 1 [ 1170.908664][ T7258] 3 locks held by poweroff/7258: [ 1170.908823][ T7258] #0: ffffffff8ca19ee8 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 1170.909178][ T7258] #1: ffffffff8ca16bf0 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 1170.910203][ T7258] #2: ffffffff8cc982a8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 1170.910560][ T7258] [ 1170.910560][ T7258] stack backtrace: [ 1170.910759][ T7258] CPU: 3 UID: 0 PID: 7258 Comm: poweroff Not tainted 6.12.0-rc4-virtme #1 [ 1170.910991][ T7258] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1170.911352][ T7258] Call Trace: [ 1170.911548][ T7258] [ 1170.911632][ T7258] dump_stack_lvl+0xb0/0xd0 [ 1170.911795][ T7258] lockdep_rcu_suspicious+0x1ea/0x280 [ 1170.911971][ T7258] perf_event_clear_cpumask+0x61d/0x8f0 [ 1170.912133][ T7258] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1170.912298][ T7258] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 1170.912515][ T7258] ? acpi_execute_simple_method+0xaa/0xe0 [ 1170.912669][ T7258] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 1170.912895][ T7258] perf_event_exit_cpu_context+0x2c/0xf0 [ 1170.913064][ T7258] perf_reboot+0x7c/0xe0 [ 1170.913208][ T7258] ? trace_notifier_run+0xe2/0x140 [ 1170.913379][ T7258] notifier_call_chain+0xcd/0x150 [ 1170.913551][ T7258] blocking_notifier_call_chain+0x66/0x90 [ 1170.913718][ T7258] kernel_power_off+0x1c/0xb0 [ 1170.913880][ T7258] __do_sys_reboot+0x270/0x2d0 [ 1170.914048][ T7258] ? __pfx___do_sys_reboot+0x10/0x10 [ 1170.914217][ T7258] ? __lock_release+0x103/0x460 [ 1170.914383][ T7258] ? do_user_addr_fault+0x972/0xe30 [ 1170.914553][ T7258] ? __pfx___lock_release+0x10/0x10 [ 1170.914717][ T7258] ? __up_read+0x1a7/0x780 [ 1170.914896][ T7258] ? trace_lock_acquire+0x14d/0x1f0 [ 1170.915050][ T7258] ? __pfx___up_read+0x10/0x10 [ 1170.915206][ T7258] ? do_writev+0xf9/0x280 [ 1170.915325][ T7258] ? do_writev+0xf9/0x280 [ 1170.915445][ T7258] ? __pfx_do_writev+0x10/0x10 [ 1170.915595][ T7258] ? do_user_addr_fault+0x97c/0xe30 [ 1170.915756][ T7258] do_syscall_64+0xc1/0x1d0 [ 1170.915918][ T7258] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1170.916111][ T7258] RIP: 0033:0x7f80ddbd8197 [ 1170.916279][ T7258] 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 [ 1170.916811][ T7258] RSP: 002b:00007fff6a811d38 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 1170.917050][ T7258] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f80ddbd8197 [ 1170.917285][ T7258] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 1170.917526][ T7258] RBP: 0000000000000000 R08: 00007fff6a810ff0 R09: 00000000ffffffff [ 1170.917753][ T7258] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 1170.918013][ T7258] R13: 0000000000000001 R14: 00005651887ae803 R15: 00007f80de06e000 [ 1170.918284][ T7258] [ 1170.920140][ T7258] ACPI: PM: Preparing to enter system sleep state S5 [ 1170.921863][ T7258] kvm: exiting hardware virtualization [ 1170.922193][ T7258] reboot: Power down