[ 2719.813250][T17373] [ 2719.813531][T17373] ============================= [ 2719.814487][T17373] WARNING: suspicious RCU usage [ 2719.814715][T17373] 6.12.0-rc5-virtme #1 Not tainted [ 2719.814969][T17373] ----------------------------- [ 2719.815249][T17373] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 2719.815709][T17373] [ 2719.815709][T17373] other info that might help us debug this: [ 2719.815709][T17373] [ 2719.816245][T17373] [ 2719.816245][T17373] rcu_scheduler_active = 2, debug_locks = 1 [ 2719.816670][T17373] 3 locks held by poweroff/17373: [ 2719.816955][T17373] #0: ffffffffb3a19ee8 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 2719.817551][T17373] #1: ffffffffb3a16bf0 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 2719.818209][T17373] #2: ffffffffb3c984e8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 2719.818805][T17373] [ 2719.818805][T17373] stack backtrace: [ 2719.819156][T17373] CPU: 1 UID: 0 PID: 17373 Comm: poweroff Not tainted 6.12.0-rc5-virtme #1 [ 2719.819648][T17373] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 2719.820266][T17373] Call Trace: [ 2719.820486][T17373] [ 2719.820640][T17373] dump_stack_lvl+0xb0/0xd0 [ 2719.820937][T17373] lockdep_rcu_suspicious+0x1ea/0x280 [ 2719.821228][T17373] perf_event_clear_cpumask+0x61d/0x8f0 [ 2719.821527][T17373] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 2719.821817][T17373] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 2719.822167][T17373] ? acpi_execute_simple_method+0xaa/0xe0 [ 2719.822449][T17373] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 2719.822809][T17373] perf_event_exit_cpu_context+0x2c/0xf0 [ 2719.823090][T17373] perf_reboot+0x7c/0xe0 [ 2719.823302][T17373] ? trace_notifier_run+0xe2/0x140 [ 2719.823586][T17373] notifier_call_chain+0xcd/0x150 [ 2719.823886][T17373] blocking_notifier_call_chain+0x66/0x90 [ 2719.824174][T17373] kernel_power_off+0x1c/0xb0 [ 2719.824451][T17373] __do_sys_reboot+0x270/0x2d0 [ 2719.824732][T17373] ? __pfx___do_sys_reboot+0x10/0x10 [ 2719.825021][T17373] ? __lock_release+0x103/0x460 [ 2719.825299][T17373] ? do_user_addr_fault+0x972/0xe30 [ 2719.825579][T17373] ? __pfx___lock_release+0x10/0x10 [ 2719.825852][T17373] ? __up_read+0x1a7/0x780 [ 2719.826136][T17373] ? trace_lock_acquire+0x14d/0x1f0 [ 2719.826416][T17373] ? __pfx___up_read+0x10/0x10 [ 2719.826704][T17373] ? do_writev+0xf9/0x280 [ 2719.826916][T17373] ? do_writev+0xf9/0x280 [ 2719.827133][T17373] ? __pfx_do_writev+0x10/0x10 [ 2719.827406][T17373] ? do_user_addr_fault+0x97c/0xe30 [ 2719.827703][T17373] do_syscall_64+0xc1/0x1d0 [ 2719.827986][T17373] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 2719.828328][T17373] RIP: 0033:0x7f4086ee0197 [ 2719.828623][T17373] 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 [ 2719.829582][T17373] RSP: 002b:00007ffff70a0758 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 2719.830000][T17373] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4086ee0197 [ 2719.830422][T17373] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 2719.830834][T17373] RBP: 0000000000000000 R08: 00007ffff709fa10 R09: 00000000ffffffff [ 2719.831253][T17373] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 2719.831676][T17373] R13: 0000000000000001 R14: 0000557ec6e86803 R15: 00007f4087376000 [ 2719.832127][T17373] [ 2719.835042][T17373] ACPI: PM: Preparing to enter system sleep state S5 [ 2719.836676][T17373] kvm: exiting hardware virtualization [ 2719.837028][T17373] reboot: Power down