[ 1163.035089][ T7223] [ 1163.035415][ T7223] ============================= [ 1163.035611][ T7223] WARNING: suspicious RCU usage [ 1163.035785][ T7223] 6.12.0-rc4-virtme #1 Not tainted [ 1163.036034][ T7223] ----------------------------- [ 1163.036236][ T7223] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 1163.036501][ T7223] [ 1163.036501][ T7223] other info that might help us debug this: [ 1163.036501][ T7223] [ 1163.036874][ T7223] [ 1163.036874][ T7223] rcu_scheduler_active = 2, debug_locks = 1 [ 1163.037175][ T7223] 3 locks held by poweroff/7223: [ 1163.037376][ T7223] #0: ffffffffa0e19ee8 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 1163.037763][ T7223] #1: ffffffffa0e16bf0 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 1163.038551][ T7223] #2: ffffffffa10982a8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 1163.038943][ T7223] [ 1163.038943][ T7223] stack backtrace: [ 1163.039187][ T7223] CPU: 1 UID: 0 PID: 7223 Comm: poweroff Not tainted 6.12.0-rc4-virtme #1 [ 1163.039485][ T7223] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1163.039898][ T7223] Call Trace: [ 1163.040055][ T7223] [ 1163.040150][ T7223] dump_stack_lvl+0xb0/0xd0 [ 1163.040325][ T7223] lockdep_rcu_suspicious+0x1ea/0x280 [ 1163.040522][ T7223] perf_event_clear_cpumask+0x61d/0x8f0 [ 1163.040700][ T7223] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 1163.040922][ T7223] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 1163.041132][ T7223] ? acpi_execute_simple_method+0xaa/0xe0 [ 1163.041324][ T7223] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 1163.041538][ T7223] perf_event_exit_cpu_context+0x2c/0xf0 [ 1163.041705][ T7223] perf_reboot+0x7c/0xe0 [ 1163.041831][ T7223] ? trace_notifier_run+0xe2/0x140 [ 1163.041998][ T7223] notifier_call_chain+0xcd/0x150 [ 1163.042173][ T7223] blocking_notifier_call_chain+0x66/0x90 [ 1163.042356][ T7223] kernel_power_off+0x1c/0xb0 [ 1163.042534][ T7223] __do_sys_reboot+0x270/0x2d0 [ 1163.042702][ T7223] ? __pfx___do_sys_reboot+0x10/0x10 [ 1163.042904][ T7223] ? __lock_release+0x103/0x460 [ 1163.043071][ T7223] ? do_user_addr_fault+0x972/0xe30 [ 1163.043245][ T7223] ? __pfx___lock_release+0x10/0x10 [ 1163.043407][ T7223] ? __up_read+0x1a7/0x780 [ 1163.043574][ T7223] ? trace_lock_acquire+0x14d/0x1f0 [ 1163.043738][ T7223] ? __pfx___up_read+0x10/0x10 [ 1163.043935][ T7223] ? do_writev+0xf9/0x280 [ 1163.044062][ T7223] ? do_writev+0xf9/0x280 [ 1163.044192][ T7223] ? __pfx_do_writev+0x10/0x10 [ 1163.044380][ T7223] ? do_user_addr_fault+0x97c/0xe30 [ 1163.044553][ T7223] do_syscall_64+0xc1/0x1d0 [ 1163.044741][ T7223] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1163.044963][ T7223] RIP: 0033:0x7f998a7bb197 [ 1163.045147][ T7223] 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 [ 1163.045770][ T7223] RSP: 002b:00007fff2a9c5f28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 1163.046070][ T7223] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f998a7bb197 [ 1163.046326][ T7223] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 1163.046570][ T7223] RBP: 0000000000000000 R08: 00007fff2a9c51e0 R09: 00000000ffffffff [ 1163.046823][ T7223] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 1163.047069][ T7223] R13: 0000000000000001 R14: 000055a78f5af803 R15: 00007f998ac51000 [ 1163.047354][ T7223] [ 1163.050043][ T7223] ACPI: PM: Preparing to enter system sleep state S5 [ 1163.052497][ T7223] kvm: exiting hardware virtualization [ 1163.053121][ T7223] reboot: Power down