====================================== | [ 23.514414][ C0] | [ 23.514415][ C0] | [ 23.514415][ C0] stack backtrace: | [ 23.514421][ C0] Tainted: [W]=WARN [ 23.514422][ C0] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 23.514423][ C0] Call Trace: [ 23.514424][ C0] [ 23.514425][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 23.514430][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 23.514432][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 23.514433][ C0] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 23.514440][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 23.514442][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 23.514444][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 23.514446][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.514447][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 23.514449][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.514453][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.514456][ C0] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 23.514458][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 23.514459][ C0] console_emit_next_record (kernel/printk/printk.c:3177) [ 23.514461][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 23.514463][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.514465][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.514467][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 23.514469][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 23.514470][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.514473][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 23.514474][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 23.514476][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.514478][ 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)) [ 23.514479][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 23.514481][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 23.514483][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 23.514485][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 23.514487][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 23.514489][ C0] _printk (kernel/printk/printk.c:2504) [ 23.514491][ C0] ? snapshot_read.cold (user.c:?) [ 23.514492][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 23.514494][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.514496][ 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)) [ 23.514497][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 23.514499][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 23.514501][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 23.514502][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 23.514504][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 23.514507][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 23.514509][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.514511][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.514513][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 23.514514][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 23.514516][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 23.514518][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.514521][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.514523][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 23.514525][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 23.514526][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.514529][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.514531][ C0] handle_softirqs (kernel/softirq.c:645) [ 23.514532][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.514534][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 23.514536][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 23.514537][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 23.514539][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 23.514541][ C0] [ 23.514541][ C0] [ 23.514542][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 23.514543][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 23.514545][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 23.514548][ 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 [ 23.514549][ C0] RSP: 0018:ffffffffb9007cf8 EFLAGS: 00000296 [ 23.514551][ C0] RAX: 0000000000090fb7 RBX: ffffffffb901c600 RCX: ffffffffb57103a7 [ 23.514553][ C0] RDX: ffffffffb901c600 RSI: ffffffffb88f7c2a RDI: ffffffffb82913e0 [ 23.514553][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 23.514554][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff7200fa2 [ 23.514555][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 23.514557][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 23.514559][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 23.514560][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 23.514562][ C0] default_idle_call (kernel/sched/idle.c:122) [ 23.514563][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 23.514565][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 23.514566][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 23.514569][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.514571][ C0] do_idle (kernel/sched/idle.c:355) [ 23.514572][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 23.514573][ C0] rest_init (init/main.c:727) [ 23.514575][ C0] ? __cpuidle_text_end (??:?) [ 23.514577][ C0] ? rest_init (init/main.c:727) [ 23.514578][ C0] ? acpi_hw_write_port (drivers/acpi/acpica/hwvalid.c:264) [ 23.514582][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:74) [ 23.514584][ C0] start_kernel (init/main.c:1185) [ 23.514586][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 23.514588][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 23.514590][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 23.514608][ C0] softirqs last disabled at (593849): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 23.514610][ C0] Preemption disabled at: | [ 23.514610][ C0] schedule_preempt_disabled (kernel/sched/core.c:7420) | [ 23.514615][ C0] Tainted: [W]=WARN [ 23.514615][ C0] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 23.514616][ C0] Call Trace: [ 23.514617][ C0] [ 23.514617][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 23.514619][ C0] ? schedule_preempt_disabled (kernel/sched/core.c:7420) [ 23.514621][ C0] __might_resched.cold (kernel/sched/core.c:9234) [ 23.514624][ C0] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 23.514626][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.514628][ 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)) [ 23.514630][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.514632][ C0] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.514634][ 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) [ 23.514636][ C0] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.514638][ C0] put_chars (drivers/char/virtio_console.c:1176) [ 23.514640][ C0] ? __send_to_port (drivers/char/virtio_console.c:654) [ 23.514643][ C0] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 23.514645][ C0] ? mark_usage (kernel/locking/lockdep.c:4658) [ 23.514647][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5208) [ 23.514649][ C0] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 23.514650][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.514652][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.514654][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.514655][ C0] console_emit_next_record (kernel/printk/printk.c:3183) [ 23.514658][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 23.514660][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.514661][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.514663][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 23.514665][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 23.514667][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.514669][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 23.514671][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 23.514672][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.514674][ 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)) [ 23.514676][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 23.514677][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 23.514679][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 23.514681][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 23.514683][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 23.514685][ C0] _printk (kernel/printk/printk.c:2504) [ 23.514686][ C0] ? snapshot_read.cold (user.c:?) [ 23.514688][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 23.514690][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.514692][ 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)) [ 23.514693][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 23.514695][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 23.514696][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 23.514698][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 23.514700][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 23.514701][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 23.514702][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.514704][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.514706][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 23.514707][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 23.514710][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 23.514711][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.514714][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.514716][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 23.514718][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 23.514719][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.514721][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.514722][ C0] handle_softirqs (kernel/softirq.c:645) [ 23.514724][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.514726][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 23.514727][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 23.514729][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 23.514730][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 23.514732][ C0] [ 23.514732][ C0] [ 23.514733][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 23.514735][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 23.514736][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 23.514738][ 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 [ 23.514739][ C0] RSP: 0018:ffffffffb9007cf8 EFLAGS: 00000296 [ 23.514740][ C0] RAX: 0000000000090fb7 RBX: ffffffffb901c600 RCX: ffffffffb57103a7 [ 23.514741][ C0] RDX: ffffffffb901c600 RSI: ffffffffb88f7c2a RDI: ffffffffb82913e0 [ 23.514742][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 23.514742][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff7200fa2 [ 23.514743][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 23.514745][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 23.514747][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 23.514748][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 23.514750][ C0] default_idle_call (kernel/sched/idle.c:122) [ 23.514751][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 23.514753][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 23.514754][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 23.514756][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.514757][ C0] do_idle (kernel/sched/idle.c:355) [ 23.514759][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 23.514760][ C0] rest_init (init/main.c:727) [ 23.514762][ C0] ? __cpuidle_text_end (??:?) [ 23.514764][ C0] ? rest_init (init/main.c:727) [ 23.514765][ C0] ? acpi_hw_write_port (drivers/acpi/acpica/hwvalid.c:264) [ 23.514767][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:74) [ 23.514769][ C0] start_kernel (init/main.c:1185) [ 23.514770][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 23.514772][ 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