[ 310.842922][ T1839] [ 310.843247][ T1839] ============================= [ 310.843419][ T1839] WARNING: suspicious RCU usage [ 310.843583][ T1839] 6.12.0-rc4-virtme #1 Not tainted [ 310.843813][ T1839] ----------------------------- [ 310.843979][ T1839] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 310.844204][ T1839] [ 310.844204][ T1839] other info that might help us debug this: [ 310.844204][ T1839] [ 310.844522][ T1839] [ 310.844522][ T1839] rcu_scheduler_active = 2, debug_locks = 1 [ 310.844756][ T1839] 3 locks held by poweroff/1839: [ 310.844928][ T1839] #0: ffffffffaee1a628 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 310.845253][ T1839] #1: ffffffffaee17330 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 310.845632][ T1839] #2: ffffffffaf0a34a8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 310.846285][ T1839] [ 310.846285][ T1839] stack backtrace: [ 310.846488][ T1839] CPU: 3 UID: 0 PID: 1839 Comm: poweroff Not tainted 6.12.0-rc4-virtme #1 [ 310.846722][ T1839] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 310.847080][ T1839] Call Trace: [ 310.847202][ T1839] [ 310.847287][ T1839] dump_stack_lvl+0xb0/0xd0 [ 310.847458][ T1839] lockdep_rcu_suspicious+0x1ea/0x280 [ 310.847624][ T1839] perf_event_clear_cpumask+0x61d/0x8f0 [ 310.847783][ T1839] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 310.847948][ T1839] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 310.848144][ T1839] ? acpi_execute_simple_method+0xaa/0xe0 [ 310.848299][ T1839] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 310.848499][ T1839] perf_event_exit_cpu_context+0x2c/0xf0 [ 310.848656][ T1839] perf_reboot+0x7c/0xe0 [ 310.848783][ T1839] ? trace_notifier_run+0xe2/0x140 [ 310.848941][ T1839] notifier_call_chain+0xcd/0x150 [ 310.849099][ T1839] blocking_notifier_call_chain+0x66/0x90 [ 310.849263][ T1839] kernel_power_off+0x1c/0xb0 [ 310.849422][ T1839] __do_sys_reboot+0x270/0x2d0 [ 310.849580][ T1839] ? __pfx___do_sys_reboot+0x10/0x10 [ 310.849742][ T1839] ? __lock_release+0x103/0x460 [ 310.849893][ T1839] ? do_user_addr_fault+0x972/0xe30 [ 310.850047][ T1839] ? __pfx___lock_release+0x10/0x10 [ 310.850203][ T1839] ? __up_read+0x1a7/0x780 [ 310.850358][ T1839] ? trace_lock_acquire+0x14d/0x1f0 [ 310.850514][ T1839] ? __pfx___up_read+0x10/0x10 [ 310.850671][ T1839] ? do_writev+0xf9/0x280 [ 310.850790][ T1839] ? do_writev+0xf9/0x280 [ 310.850929][ T1839] ? __pfx_do_writev+0x10/0x10 [ 310.851079][ T1839] ? do_user_addr_fault+0x97c/0xe30 [ 310.851239][ T1839] do_syscall_64+0xc1/0x1d0 [ 310.851403][ T1839] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 310.851592][ T1839] RIP: 0033:0x7fa09dcbc197 [ 310.851752][ T1839] 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 [ 310.852289][ T1839] RSP: 002b:00007ffcc5cef3e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 310.852540][ T1839] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa09dcbc197 [ 310.852774][ T1839] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 310.853002][ T1839] RBP: 0000000000000000 R08: 00007ffcc5cee6a0 R09: 00000000ffffffff [ 310.853227][ T1839] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 310.853468][ T1839] R13: 0000000000000001 R14: 000055a074804803 R15: 00007fa09e152000 [ 310.853710][ T1839] [ 310.855790][ T1839] ACPI: PM: Preparing to enter system sleep state S5 [ 310.857249][ T1839] kvm: exiting hardware virtualization [ 310.857594][ T1839] reboot: Power down