[ 85.328481][ T245] [ 85.328891][ T245] ============================= [ 85.329226][ T245] WARNING: suspicious RCU usage [ 85.329508][ T245] 6.12.0-rc4-virtme #1 Not tainted [ 85.330058][ T245] ----------------------------- [ 85.330907][ T245] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 85.331335][ T245] [ 85.331335][ T245] other info that might help us debug this: [ 85.331335][ T245] [ 85.331835][ T245] [ 85.331835][ T245] rcu_scheduler_active = 2, debug_locks = 1 [ 85.332230][ T245] 3 locks held by poweroff/245: [ 85.332499][ T245] #0: ffffffff96219ee8 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 85.333086][ T245] #1: ffffffff96216bf0 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 85.333790][ T245] #2: ffffffff964982a8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 85.334337][ T245] [ 85.334337][ T245] stack backtrace: [ 85.334641][ T245] CPU: 1 UID: 0 PID: 245 Comm: poweroff Not tainted 6.12.0-rc4-virtme #1 [ 85.335034][ T245] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 85.335590][ T245] Call Trace: [ 85.335785][ T245] [ 85.335928][ T245] dump_stack_lvl+0xb0/0xd0 [ 85.336185][ T245] lockdep_rcu_suspicious+0x1ea/0x280 [ 85.336447][ T245] perf_event_clear_cpumask+0x61d/0x8f0 [ 85.336702][ T245] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 85.336993][ T245] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 85.337344][ T245] ? acpi_execute_simple_method+0xaa/0xe0 [ 85.337599][ T245] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 85.337910][ T245] perf_event_exit_cpu_context+0x2c/0xf0 [ 85.338173][ T245] perf_reboot+0x7c/0xe0 [ 85.338363][ T245] ? trace_notifier_run+0xe2/0x140 [ 85.338637][ T245] notifier_call_chain+0xcd/0x150 [ 85.338915][ T245] blocking_notifier_call_chain+0x66/0x90 [ 85.339176][ T245] kernel_power_off+0x1c/0xb0 [ 85.339426][ T245] __do_sys_reboot+0x270/0x2d0 [ 85.339682][ T245] ? __pfx___do_sys_reboot+0x10/0x10 [ 85.339956][ T245] ? __lock_release+0x103/0x460 [ 85.340202][ T245] ? do_user_addr_fault+0x972/0xe30 [ 85.340457][ T245] ? __pfx___lock_release+0x10/0x10 [ 85.340713][ T245] ? __up_read+0x1a7/0x780 [ 85.340959][ T245] ? trace_lock_acquire+0x14d/0x1f0 [ 85.341212][ T245] ? __pfx___up_read+0x10/0x10 [ 85.341446][ T245] ? do_writev+0xf9/0x280 [ 85.341613][ T245] ? do_writev+0xf9/0x280 [ 85.341803][ T245] ? __pfx_do_writev+0x10/0x10 [ 85.342045][ T245] ? do_user_addr_fault+0x97c/0xe30 [ 85.342210][ T245] do_syscall_64+0xc1/0x1d0 [ 85.342389][ T245] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.342578][ T245] RIP: 0033:0x7fa096bfb197 [ 85.342752][ T245] 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 [ 85.343303][ T245] RSP: 002b:00007fff0fab33f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 85.343546][ T245] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa096bfb197 [ 85.343782][ T245] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 85.344008][ T245] RBP: 0000000000000000 R08: 00007fff0fab26b0 R09: 00000000ffffffff [ 85.344234][ T245] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 85.344465][ T245] R13: 0000000000000001 R14: 0000564843de4803 R15: 00007fa097091000 [ 85.344714][ T245] [ 85.347823][ T245] ACPI: PM: Preparing to enter system sleep state S5 [ 85.349278][ T245] kvm: exiting hardware virtualization [ 85.349916][ T245] reboot: Power down