[ 71.123797][ T359] [ 71.124108][ T359] ============================= [ 71.124266][ T359] WARNING: suspicious RCU usage [ 71.124423][ T359] 6.12.0-rc4-virtme #1 Not tainted [ 71.124625][ T359] ----------------------------- [ 71.124777][ T359] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 71.125000][ T359] [ 71.125000][ T359] other info that might help us debug this: [ 71.125000][ T359] [ 71.125297][ T359] [ 71.125297][ T359] rcu_scheduler_active = 2, debug_locks = 1 [ 71.126267][ T359] 3 locks held by poweroff/359: [ 71.126427][ T359] #0: ffffffff9501a628 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 71.126795][ T359] #1: ffffffff95017330 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 71.127142][ T359] #2: ffffffff952a34a8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 71.127460][ T359] [ 71.127460][ T359] stack backtrace: [ 71.127654][ T359] CPU: 0 UID: 0 PID: 359 Comm: poweroff Not tainted 6.12.0-rc4-virtme #1 [ 71.127885][ T359] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 71.128214][ T359] Call Trace: [ 71.128336][ T359] [ 71.128419][ T359] dump_stack_lvl+0xb0/0xd0 [ 71.128857][ T359] lockdep_rcu_suspicious+0x1ea/0x280 [ 71.129014][ T359] perf_event_clear_cpumask+0x61d/0x8f0 [ 71.129167][ T359] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 71.129324][ T359] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 71.129577][ T359] ? acpi_execute_simple_method+0xaa/0xe0 [ 71.129730][ T359] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 71.129922][ T359] perf_event_exit_cpu_context+0x2c/0xf0 [ 71.130073][ T359] perf_reboot+0x7c/0xe0 [ 71.130188][ T359] ? trace_notifier_run+0xe2/0x140 [ 71.130338][ T359] notifier_call_chain+0xcd/0x150 [ 71.130493][ T359] blocking_notifier_call_chain+0x66/0x90 [ 71.130649][ T359] kernel_power_off+0x1c/0xb0 [ 71.130799][ T359] __do_sys_reboot+0x270/0x2d0 [ 71.130951][ T359] ? __pfx___do_sys_reboot+0x10/0x10 [ 71.131107][ T359] ? __lock_release+0x103/0x460 [ 71.131256][ T359] ? do_user_addr_fault+0x972/0xe30 [ 71.131408][ T359] ? __pfx___lock_release+0x10/0x10 [ 71.131555][ T359] ? __up_read+0x1a7/0x780 [ 71.131707][ T359] ? trace_lock_acquire+0x14d/0x1f0 [ 71.131862][ T359] ? __pfx___up_read+0x10/0x10 [ 71.132016][ T359] ? do_writev+0xf9/0x280 [ 71.132130][ T359] ? do_writev+0xf9/0x280 [ 71.132244][ T359] ? __pfx_do_writev+0x10/0x10 [ 71.132392][ T359] ? do_user_addr_fault+0x97c/0xe30 [ 71.132550][ T359] do_syscall_64+0xc1/0x1d0 [ 71.132706][ T359] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 71.132894][ T359] RIP: 0033:0x7f2e35715197 [ 71.133060][ T359] 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 [ 71.133581][ T359] RSP: 002b:00007ffc7597f5b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 71.133809][ T359] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2e35715197 [ 71.134033][ T359] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 71.134257][ T359] RBP: 0000000000000000 R08: 00007ffc7597e870 R09: 00000000ffffffff [ 71.134479][ T359] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 71.134701][ T359] R13: 0000000000000001 R14: 0000562f95446803 R15: 00007f2e35bab000 [ 71.134938][ T359] [ 71.137657][ T359] ACPI: PM: Preparing to enter system sleep state S5 [ 71.138863][ T359] kvm: exiting hardware virtualization [ 71.139207][ T359] reboot: Power down