[ 301.166215][ T1837] [ 301.166442][ T1837] ============================= [ 301.166810][ T1837] WARNING: suspicious RCU usage [ 301.166991][ T1837] 6.12.0-rc4-virtme #1 Not tainted [ 301.167155][ T1837] ----------------------------- [ 301.167323][ T1837] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 301.167589][ T1837] [ 301.167589][ T1837] other info that might help us debug this: [ 301.167589][ T1837] [ 301.167932][ T1837] [ 301.167932][ T1837] rcu_scheduler_active = 2, debug_locks = 1 [ 301.168178][ T1837] 3 locks held by poweroff/1837: [ 301.168345][ T1837] #0: ffffffffaa21a628 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 301.168693][ T1837] #1: ffffffffaa217330 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 301.169090][ T1837] #2: ffffffffaa4a34a8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 301.169431][ T1837] [ 301.169431][ T1837] stack backtrace: [ 301.169641][ T1837] CPU: 1 UID: 0 PID: 1837 Comm: poweroff Not tainted 6.12.0-rc4-virtme #1 [ 301.169890][ T1837] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 301.170243][ T1837] Call Trace: [ 301.170376][ T1837] [ 301.170466][ T1837] dump_stack_lvl+0xb0/0xd0 [ 301.170638][ T1837] lockdep_rcu_suspicious+0x1ea/0x280 [ 301.170808][ T1837] perf_event_clear_cpumask+0x61d/0x8f0 [ 301.170974][ T1837] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 301.171149][ T1837] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 301.171354][ T1837] ? acpi_execute_simple_method+0xaa/0xe0 [ 301.171522][ T1837] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 301.171731][ T1837] perf_event_exit_cpu_context+0x2c/0xf0 [ 301.171895][ T1837] perf_reboot+0x7c/0xe0 [ 301.172021][ T1837] ? trace_notifier_run+0xe2/0x140 [ 301.172189][ T1837] notifier_call_chain+0xcd/0x150 [ 301.172364][ T1837] blocking_notifier_call_chain+0x66/0x90 [ 301.172533][ T1837] kernel_power_off+0x1c/0xb0 [ 301.172695][ T1837] __do_sys_reboot+0x270/0x2d0 [ 301.172860][ T1837] ? __pfx___do_sys_reboot+0x10/0x10 [ 301.173027][ T1837] ? __lock_release+0x103/0x460 [ 301.173193][ T1837] ? do_user_addr_fault+0x972/0xe30 [ 301.173356][ T1837] ? __pfx___lock_release+0x10/0x10 [ 301.173517][ T1837] ? __up_read+0x1a7/0x780 [ 301.173685][ T1837] ? trace_lock_acquire+0x14d/0x1f0 [ 301.173849][ T1837] ? __pfx___up_read+0x10/0x10 [ 301.174015][ T1837] ? do_writev+0xf9/0x280 [ 301.174137][ T1837] ? do_writev+0xf9/0x280 [ 301.174263][ T1837] ? __pfx_do_writev+0x10/0x10 [ 301.174429][ T1837] ? do_user_addr_fault+0x97c/0xe30 [ 301.174603][ T1837] do_syscall_64+0xc1/0x1d0 [ 301.174768][ T1837] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 301.174970][ T1837] RIP: 0033:0x7f8619574197 [ 301.175144][ T1837] 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 [ 301.175716][ T1837] RSP: 002b:00007ffc58c946c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 301.175963][ T1837] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8619574197 [ 301.176210][ T1837] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 301.176452][ T1837] RBP: 0000000000000000 R08: 00007ffc58c93980 R09: 00000000ffffffff [ 301.176701][ T1837] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 301.176943][ T1837] R13: 0000000000000001 R14: 000055ece4429803 R15: 00007f8619a0a000 [ 301.177205][ T1837] [ 301.179446][ T1837] ACPI: PM: Preparing to enter system sleep state S5 [ 301.180859][ T1837] kvm: exiting hardware virtualization [ 301.181179][ T1837] reboot: Power down