[ 60.844086][ T249] [ 60.844338][ T249] ============================= [ 60.844509][ T249] WARNING: suspicious RCU usage [ 60.844891][ T249] 6.12.0-rc4-virtme #1 Not tainted [ 60.845050][ T249] ----------------------------- [ 60.845226][ T249] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 60.845469][ T249] [ 60.845469][ T249] other info that might help us debug this: [ 60.845469][ T249] [ 60.845766][ T249] [ 60.845766][ T249] rcu_scheduler_active = 2, debug_locks = 1 [ 60.845986][ T249] 3 locks held by poweroff/249: [ 60.846161][ T249] #0: ffffffffa0c19ee8 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 60.846502][ T249] #1: ffffffffa0c16bf0 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 60.846891][ T249] #2: ffffffffa0e982a8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 60.847231][ T249] [ 60.847231][ T249] stack backtrace: [ 60.847437][ T249] CPU: 1 UID: 0 PID: 249 Comm: poweroff Not tainted 6.12.0-rc4-virtme #1 [ 60.847693][ T249] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 60.848070][ T249] Call Trace: [ 60.848201][ T249] [ 60.848291][ T249] dump_stack_lvl+0xb0/0xd0 [ 60.848464][ T249] lockdep_rcu_suspicious+0x1ea/0x280 [ 60.848636][ T249] perf_event_clear_cpumask+0x61d/0x8f0 [ 60.848803][ T249] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 60.848977][ T249] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 60.849189][ T249] ? acpi_execute_simple_method+0xaa/0xe0 [ 60.849370][ T249] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 60.849589][ T249] perf_event_exit_cpu_context+0x2c/0xf0 [ 60.849761][ T249] perf_reboot+0x7c/0xe0 [ 60.849882][ T249] ? trace_notifier_run+0xe2/0x140 [ 60.850034][ T249] notifier_call_chain+0xcd/0x150 [ 60.850192][ T249] blocking_notifier_call_chain+0x66/0x90 [ 60.850345][ T249] kernel_power_off+0x1c/0xb0 [ 60.850504][ T249] __do_sys_reboot+0x270/0x2d0 [ 60.850660][ T249] ? __pfx___do_sys_reboot+0x10/0x10 [ 60.850817][ T249] ? __lock_release+0x103/0x460 [ 60.850994][ T249] ? do_user_addr_fault+0x972/0xe30 [ 60.851159][ T249] ? __pfx___lock_release+0x10/0x10 [ 60.851314][ T249] ? __up_read+0x1a7/0x780 [ 60.851472][ T249] ? trace_lock_acquire+0x14d/0x1f0 [ 60.851642][ T249] ? __pfx___up_read+0x10/0x10 [ 60.851812][ T249] ? do_writev+0xf9/0x280 [ 60.851933][ T249] ? do_writev+0xf9/0x280 [ 60.852055][ T249] ? __pfx_do_writev+0x10/0x10 [ 60.852207][ T249] ? do_user_addr_fault+0x97c/0xe30 [ 60.852367][ T249] do_syscall_64+0xc1/0x1d0 [ 60.852525][ T249] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 60.852734][ T249] RIP: 0033:0x7f2d22de5197 [ 60.852903][ T249] 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 [ 60.853463][ T249] RSP: 002b:00007ffd1944c338 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 60.853693][ T249] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2d22de5197 [ 60.853930][ T249] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 60.854156][ T249] RBP: 0000000000000000 R08: 00007ffd1944b5f0 R09: 00000000ffffffff [ 60.854387][ T249] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 60.854632][ T249] R13: 0000000000000001 R14: 0000556e4893e803 R15: 00007f2d2327b000 [ 60.854886][ T249] [ 60.857181][ T249] ACPI: PM: Preparing to enter system sleep state S5 [ 60.859572][ T249] kvm: exiting hardware virtualization [ 60.859936][ T249] reboot: Power down