[ 71.525201][ T267] [ 71.527143][ T267] ============================= [ 71.527532][ T267] WARNING: suspicious RCU usage [ 71.527707][ T267] 6.12.0-rc4-virtme #1 Not tainted [ 71.527881][ T267] ----------------------------- [ 71.528051][ T267] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 71.528316][ T267] [ 71.528316][ T267] other info that might help us debug this: [ 71.528316][ T267] [ 71.528788][ T267] [ 71.528788][ T267] rcu_scheduler_active = 2, debug_locks = 1 [ 71.529033][ T267] 3 locks held by poweroff/267: [ 71.529211][ T267] #0: ffffffffa4419ee8 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 71.529805][ T267] #1: ffffffffa4416bf0 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 71.530197][ T267] #2: ffffffffa46982a8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 71.530935][ T267] [ 71.530935][ T267] stack backtrace: [ 71.531151][ T267] CPU: 0 UID: 0 PID: 267 Comm: poweroff Not tainted 6.12.0-rc4-virtme #1 [ 71.531422][ T267] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 71.531803][ T267] Call Trace: [ 71.531937][ T267] [ 71.532031][ T267] dump_stack_lvl+0xb0/0xd0 [ 71.532209][ T267] lockdep_rcu_suspicious+0x1ea/0x280 [ 71.532398][ T267] perf_event_clear_cpumask+0x61d/0x8f0 [ 71.532577][ T267] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 71.532759][ T267] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 71.532966][ T267] ? acpi_execute_simple_method+0xaa/0xe0 [ 71.533137][ T267] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 71.533380][ T267] perf_event_exit_cpu_context+0x2c/0xf0 [ 71.533548][ T267] perf_reboot+0x7c/0xe0 [ 71.533671][ T267] ? trace_notifier_run+0xe2/0x140 [ 71.533842][ T267] notifier_call_chain+0xcd/0x150 [ 71.534012][ T267] blocking_notifier_call_chain+0x66/0x90 [ 71.534180][ T267] kernel_power_off+0x1c/0xb0 [ 71.534355][ T267] __do_sys_reboot+0x270/0x2d0 [ 71.534521][ T267] ? __pfx___do_sys_reboot+0x10/0x10 [ 71.534695][ T267] ? __lock_release+0x103/0x460 [ 71.534864][ T267] ? do_user_addr_fault+0x972/0xe30 [ 71.535033][ T267] ? __pfx___lock_release+0x10/0x10 [ 71.535206][ T267] ? __up_read+0x1a7/0x780 [ 71.535392][ T267] ? trace_lock_acquire+0x14d/0x1f0 [ 71.535559][ T267] ? __pfx___up_read+0x10/0x10 [ 71.535735][ T267] ? do_writev+0xf9/0x280 [ 71.535867][ T267] ? do_writev+0xf9/0x280 [ 71.536002][ T267] ? __pfx_do_writev+0x10/0x10 [ 71.536175][ T267] ? do_user_addr_fault+0x97c/0xe30 [ 71.536362][ T267] do_syscall_64+0xc1/0x1d0 [ 71.536541][ T267] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 71.536755][ T267] RIP: 0033:0x7f1be589f197 [ 71.536944][ T267] 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 [ 71.537644][ T267] RSP: 002b:00007ffe458f6fd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 71.537909][ T267] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1be589f197 [ 71.538166][ T267] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 71.538440][ T267] RBP: 0000000000000000 R08: 00007ffe458f6290 R09: 00000000ffffffff [ 71.538700][ T267] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 71.538962][ T267] R13: 0000000000000001 R14: 00005650d015d803 R15: 00007f1be5d35000 [ 71.539243][ T267] [ 71.541492][ T267] ACPI: PM: Preparing to enter system sleep state S5 [ 71.543135][ T267] kvm: exiting hardware virtualization [ 71.543553][ T267] reboot: Power down