[ 80.678382][ T248] [ 80.678673][ T248] ============================= [ 80.678878][ T248] WARNING: suspicious RCU usage [ 80.679047][ T248] 6.12.0-rc4-virtme #1 Not tainted [ 80.679372][ T248] ----------------------------- [ 80.679544][ T248] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 80.679843][ T248] [ 80.679843][ T248] other info that might help us debug this: [ 80.679843][ T248] [ 80.680172][ T248] [ 80.680172][ T248] rcu_scheduler_active = 2, debug_locks = 1 [ 80.680447][ T248] 3 locks held by poweroff/248: [ 80.680752][ T248] #0: ffffffffb5419ee8 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 80.681131][ T248] #1: ffffffffb5416bf0 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 80.681526][ T248] #2: ffffffffb56982a8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 80.681887][ T248] [ 80.681887][ T248] stack backtrace: [ 80.682121][ T248] CPU: 1 UID: 0 PID: 248 Comm: poweroff Not tainted 6.12.0-rc4-virtme #1 [ 80.682373][ T248] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 80.682774][ T248] Call Trace: [ 80.682905][ T248] [ 80.683024][ T248] dump_stack_lvl+0xb0/0xd0 [ 80.683202][ T248] lockdep_rcu_suspicious+0x1ea/0x280 [ 80.683386][ T248] perf_event_clear_cpumask+0x61d/0x8f0 [ 80.683558][ T248] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 80.683734][ T248] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 80.683967][ T248] ? acpi_execute_simple_method+0xaa/0xe0 [ 80.684138][ T248] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 80.684388][ T248] perf_event_exit_cpu_context+0x2c/0xf0 [ 80.684559][ T248] perf_reboot+0x7c/0xe0 [ 80.684684][ T248] ? trace_notifier_run+0xe2/0x140 [ 80.684854][ T248] notifier_call_chain+0xcd/0x150 [ 80.685031][ T248] blocking_notifier_call_chain+0x66/0x90 [ 80.685223][ T248] kernel_power_off+0x1c/0xb0 [ 80.685388][ T248] __do_sys_reboot+0x270/0x2d0 [ 80.685571][ T248] ? __pfx___do_sys_reboot+0x10/0x10 [ 80.685744][ T248] ? __lock_release+0x103/0x460 [ 80.685909][ T248] ? do_user_addr_fault+0x972/0xe30 [ 80.686106][ T248] ? __pfx___lock_release+0x10/0x10 [ 80.686270][ T248] ? __up_read+0x1a7/0x780 [ 80.686443][ T248] ? trace_lock_acquire+0x14d/0x1f0 [ 80.686626][ T248] ? __pfx___up_read+0x10/0x10 [ 80.686815][ T248] ? do_writev+0xf9/0x280 [ 80.686944][ T248] ? do_writev+0xf9/0x280 [ 80.687078][ T248] ? __pfx_do_writev+0x10/0x10 [ 80.687275][ T248] ? do_user_addr_fault+0x97c/0xe30 [ 80.687457][ T248] do_syscall_64+0xc1/0x1d0 [ 80.687631][ T248] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 80.687852][ T248] RIP: 0033:0x7ffb2fa02197 [ 80.688046][ T248] 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 [ 80.688666][ T248] RSP: 002b:00007ffd3e21d958 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 80.688920][ T248] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ffb2fa02197 [ 80.689175][ T248] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 80.689473][ T248] RBP: 0000000000000000 R08: 00007ffd3e21cc10 R09: 00000000ffffffff [ 80.689724][ T248] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 80.689971][ T248] R13: 0000000000000001 R14: 00005620e42df803 R15: 00007ffb2fe98000 [ 80.690234][ T248] [ 80.692362][ T248] ACPI: PM: Preparing to enter system sleep state S5 [ 80.694687][ T248] kvm: exiting hardware virtualization [ 80.695400][ T248] reboot: Power down