[ 230.997356][ T1186] [ 230.997773][ T1186] ============================= [ 230.997946][ T1186] WARNING: suspicious RCU usage [ 230.998113][ T1186] 6.12.0-rc4-virtme #1 Not tainted [ 230.998273][ T1186] ----------------------------- [ 230.998446][ T1186] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 230.998682][ T1186] [ 230.998682][ T1186] other info that might help us debug this: [ 230.998682][ T1186] [ 230.998993][ T1186] [ 230.998993][ T1186] rcu_scheduler_active = 2, debug_locks = 1 [ 230.999231][ T1186] 3 locks held by poweroff/1186: [ 230.999422][ T1186] #0: ffffffffa261a628 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 230.999757][ T1186] #1: ffffffffa2617330 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 231.000342][ T1186] #2: ffffffffa28a34a8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 231.000680][ T1186] [ 231.000680][ T1186] stack backtrace: [ 231.000881][ T1186] CPU: 1 UID: 0 PID: 1186 Comm: poweroff Not tainted 6.12.0-rc4-virtme #1 [ 231.001130][ T1186] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 231.001487][ T1186] Call Trace: [ 231.001611][ T1186] [ 231.001699][ T1186] dump_stack_lvl+0xb0/0xd0 [ 231.001871][ T1186] lockdep_rcu_suspicious+0x1ea/0x280 [ 231.002039][ T1186] perf_event_clear_cpumask+0x61d/0x8f0 [ 231.002226][ T1186] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 231.002393][ T1186] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 231.002595][ T1186] ? acpi_execute_simple_method+0xaa/0xe0 [ 231.002757][ T1186] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 231.002959][ T1186] perf_event_exit_cpu_context+0x2c/0xf0 [ 231.003123][ T1186] perf_reboot+0x7c/0xe0 [ 231.003246][ T1186] ? trace_notifier_run+0xe2/0x140 [ 231.003411][ T1186] notifier_call_chain+0xcd/0x150 [ 231.003581][ T1186] blocking_notifier_call_chain+0x66/0x90 [ 231.003744][ T1186] kernel_power_off+0x1c/0xb0 [ 231.003908][ T1186] __do_sys_reboot+0x270/0x2d0 [ 231.004070][ T1186] ? __pfx___do_sys_reboot+0x10/0x10 [ 231.004233][ T1186] ? __lock_release+0x103/0x460 [ 231.004392][ T1186] ? do_user_addr_fault+0x972/0xe30 [ 231.004557][ T1186] ? __pfx___lock_release+0x10/0x10 [ 231.004723][ T1186] ? __up_read+0x1a7/0x780 [ 231.004884][ T1186] ? trace_lock_acquire+0x14d/0x1f0 [ 231.005045][ T1186] ? __pfx___up_read+0x10/0x10 [ 231.005211][ T1186] ? do_writev+0xf9/0x280 [ 231.005335][ T1186] ? do_writev+0xf9/0x280 [ 231.005461][ T1186] ? __pfx_do_writev+0x10/0x10 [ 231.005619][ T1186] ? do_user_addr_fault+0x97c/0xe30 [ 231.005789][ T1186] do_syscall_64+0xc1/0x1d0 [ 231.005955][ T1186] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 231.006159][ T1186] RIP: 0033:0x7f5229f35197 [ 231.006329][ T1186] 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 [ 231.006890][ T1186] RSP: 002b:00007ffcdbb9d838 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 231.007135][ T1186] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5229f35197 [ 231.007382][ T1186] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 231.007619][ T1186] RBP: 0000000000000000 R08: 00007ffcdbb9caf0 R09: 00000000ffffffff [ 231.007861][ T1186] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 231.008105][ T1186] R13: 0000000000000001 R14: 000056145bb91803 R15: 00007f522a3cb000 [ 231.008362][ T1186] [ 231.011544][ T1186] ACPI: PM: Preparing to enter system sleep state S5 [ 231.012875][ T1186] kvm: exiting hardware virtualization [ 231.013241][ T1186] reboot: Power down