[ 240.422435][ T795] [ 240.423619][ T795] ============================= [ 240.423786][ T795] WARNING: suspicious RCU usage [ 240.423944][ T795] 6.12.0-rc4-virtme #1 Not tainted [ 240.424122][ T795] ----------------------------- [ 240.424312][ T795] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 240.424554][ T795] [ 240.424554][ T795] other info that might help us debug this: [ 240.424554][ T795] [ 240.424847][ T795] [ 240.424847][ T795] rcu_scheduler_active = 2, debug_locks = 1 [ 240.425081][ T795] 3 locks held by poweroff/795: [ 240.425242][ T795] #0: ffffffff8621a628 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 240.425587][ T795] #1: ffffffff86217330 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 240.426216][ T795] #2: ffffffff864a34a8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 240.426550][ T795] [ 240.426550][ T795] stack backtrace: [ 240.426757][ T795] CPU: 1 UID: 0 PID: 795 Comm: poweroff Not tainted 6.12.0-rc4-virtme #1 [ 240.426994][ T795] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 240.427344][ T795] Call Trace: [ 240.427468][ T795] [ 240.427559][ T795] dump_stack_lvl+0xb0/0xd0 [ 240.427719][ T795] lockdep_rcu_suspicious+0x1ea/0x280 [ 240.427876][ T795] perf_event_clear_cpumask+0x61d/0x8f0 [ 240.428036][ T795] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 240.428202][ T795] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 240.428399][ T795] ? acpi_execute_simple_method+0xaa/0xe0 [ 240.428556][ T795] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 240.428775][ T795] perf_event_exit_cpu_context+0x2c/0xf0 [ 240.428934][ T795] perf_reboot+0x7c/0xe0 [ 240.429052][ T795] ? trace_notifier_run+0xe2/0x140 [ 240.429209][ T795] notifier_call_chain+0xcd/0x150 [ 240.429372][ T795] blocking_notifier_call_chain+0x66/0x90 [ 240.429569][ T795] kernel_power_off+0x1c/0xb0 [ 240.429725][ T795] __do_sys_reboot+0x270/0x2d0 [ 240.429884][ T795] ? __pfx___do_sys_reboot+0x10/0x10 [ 240.430038][ T795] ? __lock_release+0x103/0x460 [ 240.430190][ T795] ? do_user_addr_fault+0x972/0xe30 [ 240.430356][ T795] ? __pfx___lock_release+0x10/0x10 [ 240.430507][ T795] ? __up_read+0x1a7/0x780 [ 240.430660][ T795] ? trace_lock_acquire+0x14d/0x1f0 [ 240.430811][ T795] ? __pfx___up_read+0x10/0x10 [ 240.430970][ T795] ? do_writev+0xf9/0x280 [ 240.431092][ T795] ? do_writev+0xf9/0x280 [ 240.431208][ T795] ? __pfx_do_writev+0x10/0x10 [ 240.431362][ T795] ? do_user_addr_fault+0x97c/0xe30 [ 240.431521][ T795] do_syscall_64+0xc1/0x1d0 [ 240.431680][ T795] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 240.431871][ T795] RIP: 0033:0x7faf4aa3e197 [ 240.432034][ T795] 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 [ 240.432568][ T795] RSP: 002b:00007ffe13578ae8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 240.432797][ T795] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007faf4aa3e197 [ 240.433032][ T795] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 240.433256][ T795] RBP: 0000000000000000 R08: 00007ffe13577da0 R09: 00000000ffffffff [ 240.433487][ T795] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 240.433715][ T795] R13: 0000000000000001 R14: 0000560927744803 R15: 00007faf4aed4000 [ 240.433954][ T795] [ 240.436389][ T795] ACPI: PM: Preparing to enter system sleep state S5 [ 240.445323][ T795] kvm: exiting hardware virtualization [ 240.445714][ T795] reboot: Power down