====================================== | [ 22.047469][ C0] | [ 22.047470][ C0] | [ 22.047470][ C0] stack backtrace: | [ 22.047478][ C0] Tainted: [W]=WARN [ 22.047479][ C0] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 22.047482][ C0] Call Trace: [ 22.047484][ C0] [ 22.047486][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 22.047491][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 22.047494][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 22.047497][ C0] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 22.047501][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 22.047504][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 22.047506][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 22.047510][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 22.047512][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 22.047515][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.047519][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.047522][ C0] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 22.047525][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 22.047527][ C0] console_emit_next_record (kernel/printk/printk.c:3177) [ 22.047530][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 22.047534][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.047536][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.047539][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 22.047543][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 22.047545][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.047549][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 22.047552][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 22.047554][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.047557][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18)) [ 22.047560][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 22.047562][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 22.047565][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 22.047568][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 22.047572][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 22.047575][ C0] _printk (kernel/printk/printk.c:2504) [ 22.047577][ C0] ? snapshot_read.cold (user.c:?) [ 22.047580][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 22.047582][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.047586][ C0] clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10)) [ 22.047588][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 22.047591][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 22.047594][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 22.047597][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 22.047599][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 22.047603][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 22.047606][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.047609][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.047612][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 22.047615][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 22.047618][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 22.047621][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.047625][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 22.047628][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 22.047631][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 22.047633][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.047637][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.047639][ C0] handle_softirqs (kernel/softirq.c:645) [ 22.047642][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.047644][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 22.047647][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 22.047649][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 22.047652][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 22.047655][ C0] [ 22.047656][ C0] [ 22.047657][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 22.047660][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 22.047663][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 22.047667][ C0] Code: 48 8b 3d 94 52 73 02 e8 1f 00 00 00 48 2b 05 58 e3 ae 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 76 1e 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 94 52 73 02 mov 0x2735294(%rip),%rdi # 0x273529b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 e3 ae 00 sub 0xaee358(%rip),%rax # 0xaee36b 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 13 76 1e 00 verw 0x1e7613(%rip) # 0x1e763b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 22.047669][ C0] RSP: 0018:ffffffff97c07cf8 EFLAGS: 00000296 [ 22.047672][ C0] RAX: 000000000006fe13 RBX: ffffffff97c1c600 RCX: ffffffff943103a7 [ 22.047674][ C0] RDX: ffffffff97c1c600 RSI: ffffffff974f7c2a RDI: ffffffff96e913e0 [ 22.047675][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 22.047677][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff2f80fa2 [ 22.047678][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 22.047681][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 22.047687][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 22.047690][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 22.047693][ C0] default_idle_call (kernel/sched/idle.c:122) [ 22.047695][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 22.047697][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 22.047700][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 22.047703][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.047706][ C0] do_idle (kernel/sched/idle.c:355) [ 22.047708][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 22.047711][ C0] rest_init (init/main.c:727) [ 22.047713][ C0] ? __cpuidle_text_end (??:?) [ 22.047716][ C0] ? rest_init (init/main.c:727) [ 22.047719][ C0] ? acpi_hw_write_port (drivers/acpi/acpica/hwvalid.c:264) [ 22.047723][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:74) [ 22.047726][ C0] start_kernel (init/main.c:1185) [ 22.047729][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 22.047733][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 22.047736][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 22.047768][ C0] softirqs last disabled at (458261): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 22.047770][ C0] Preemption disabled at: | [ 22.047771][ C0] schedule_preempt_disabled (kernel/sched/core.c:7420) | [ 22.047778][ C0] Tainted: [W]=WARN [ 22.047779][ C0] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 22.047781][ C0] Call Trace: [ 22.047782][ C0] [ 22.047783][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 22.047786][ C0] ? schedule_preempt_disabled (kernel/sched/core.c:7420) [ 22.047788][ C0] __might_resched.cold (kernel/sched/core.c:9234) [ 22.047792][ C0] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 22.047796][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.047799][ C0] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 22.047802][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 22.047805][ C0] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 22.047809][ C0] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 22.047811][ C0] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 22.047815][ C0] put_chars (drivers/char/virtio_console.c:1176) [ 22.047818][ C0] ? __send_to_port (drivers/char/virtio_console.c:654) [ 22.047823][ C0] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 22.047826][ C0] ? mark_usage (kernel/locking/lockdep.c:4658) [ 22.047828][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5208) [ 22.047831][ C0] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 22.047834][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 22.047837][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.047839][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.047843][ C0] console_emit_next_record (kernel/printk/printk.c:3183) [ 22.047846][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 22.047849][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.047852][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.047855][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 22.047858][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 22.047861][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.047864][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 22.047867][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 22.047869][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.047872][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18)) [ 22.047875][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 22.047877][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 22.047880][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 22.047883][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 22.047887][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 22.047889][ C0] _printk (kernel/printk/printk.c:2504) [ 22.047892][ C0] ? snapshot_read.cold (user.c:?) [ 22.047894][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 22.047897][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.047901][ C0] clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10)) [ 22.047903][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 22.047906][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 22.047908][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 22.047911][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 22.047913][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 22.047915][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 22.047918][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.047920][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.047924][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 22.047926][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 22.047929][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 22.047932][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.047936][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 22.047940][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 22.047942][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 22.047945][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.047947][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.047950][ C0] handle_softirqs (kernel/softirq.c:645) [ 22.047952][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.047955][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 22.047958][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 22.047960][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 22.047962][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 22.047965][ C0] [ 22.047966][ C0] [ 22.047967][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 22.047969][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 22.047971][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 22.047974][ C0] Code: 48 8b 3d 94 52 73 02 e8 1f 00 00 00 48 2b 05 58 e3 ae 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 76 1e 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 94 52 73 02 mov 0x2735294(%rip),%rdi # 0x273529b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 e3 ae 00 sub 0xaee358(%rip),%rax # 0xaee36b 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 13 76 1e 00 verw 0x1e7613(%rip) # 0x1e763b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 22.047976][ C0] RSP: 0018:ffffffff97c07cf8 EFLAGS: 00000296 [ 22.047978][ C0] RAX: 000000000006fe13 RBX: ffffffff97c1c600 RCX: ffffffff943103a7 [ 22.047979][ C0] RDX: ffffffff97c1c600 RSI: ffffffff974f7c2a RDI: ffffffff96e913e0 [ 22.047980][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 22.047982][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff2f80fa2 [ 22.047983][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 22.047985][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 22.047989][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 22.047991][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 22.047994][ C0] default_idle_call (kernel/sched/idle.c:122) [ 22.047996][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 22.047998][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 22.048001][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 22.048003][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.048006][ C0] do_idle (kernel/sched/idle.c:355) [ 22.048008][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 22.048011][ C0] rest_init (init/main.c:727) [ 22.048013][ C0] ? __cpuidle_text_end (??:?) [ 22.048016][ C0] ? rest_init (init/main.c:727) [ 22.048018][ C0] ? acpi_hw_write_port (drivers/acpi/acpica/hwvalid.c:264) [ 22.048022][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:74) [ 22.048024][ C0] start_kernel (init/main.c:1185) [ 22.048027][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 22.048030][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable __irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars