======================================
| [ 29.642786][ C1] common_startup_64 (arch/x86/kernel/head_64.S:421) 
| [   29.642955][    C1]
| [   29.643029][    C1]
| [   29.643029][    C1] stack backtrace:
[   29.643518][    C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   29.643937][    C1] Call Trace:
[   29.644065][    C1]  <IRQ>
[ 29.644140][ C1] dump_stack_lvl (lib/dump_stack.c:117) 
[ 29.644287][ C1] print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4024) 
[ 29.644465][ C1] ? kernel_text_address (kernel/extable.c:99) 
[ 29.644699][ C1] ? __pfx_print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4024) 
[ 29.644875][ C1] ? __pfx_usage_skip (kernel/locking/lockdep.c:2264) 
[ 29.645017][ C1] ? __pfx_usage_match (kernel/locking/lockdep.c:2256) 
[ 29.645160][ C1] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 29.645393][ C1] mark_lock_irq (kernel/locking/lockdep.c:4244) 
[ 29.645536][ C1] ? common_startup_64 (arch/x86/kernel/head_64.S:421) 
[ 29.645680][ C1] ? __pfx_mark_lock_irq (kernel/locking/lockdep.c:4207) 
[ 29.645821][ C1] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 29.646054][ C1] ? save_trace (kernel/locking/lockdep.c:586) 
[ 29.646197][ C1] mark_lock (kernel/locking/lockdep.c:4678) 
[ 29.646306][ C1] mark_usage (kernel/locking/lockdep.c:4567) 
[ 29.646414][ C1] __lock_acquire (kernel/locking/lockdep.c:5091) 
[ 29.646558][ C1] ? tcf_mirred_act (net/sched/act_mirred.c:451 (discriminator 2)) act_mirred
[ 29.646824][ C1] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 29.646968][ C1] lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 29.647111][ C1] ? sch_direct_xmit (./include/linux/netdevice.h:4345 (discriminator 1) net/sched/sch_generic.c:341 (discriminator 1)) 
[ 29.647256][ C1] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 29.647488][ C1] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 29.647630][ C1] ? sch_direct_xmit (./include/linux/netdevice.h:4345 (discriminator 1) net/sched/sch_generic.c:341 (discriminator 1)) 
[ 29.647773][ C1] ? lock_acquire (kernel/locking/lockdep.c:5727) 
[ 29.647916][ C1] ? sch_direct_xmit (./include/linux/netdevice.h:4345 (discriminator 1) net/sched/sch_generic.c:341 (discriminator 1)) 
[ 29.648149][ C1] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) 
[ 29.648292][ C1] ? sch_direct_xmit (./include/linux/netdevice.h:4345 (discriminator 1) net/sched/sch_generic.c:341 (discriminator 1)) 
[ 29.648433][ C1] sch_direct_xmit (./include/linux/netdevice.h:4345 (discriminator 1) net/sched/sch_generic.c:341 (discriminator 1)) 
[ 29.648578][ C1] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 29.648722][ C1] ? __pfx_sch_direct_xmit (net/sched/sch_generic.c:318) 
[ 29.649042][ C1] ? __dev_xmit_skb (./include/net/sch_generic.h:195 ./include/net/sch_generic.h:192 net/core/dev.c:3779) 
[ 29.649183][ C1] ? lock_acquire (kernel/locking/lockdep.c:5727) 
[ 29.649325][ C1] ? __dev_xmit_skb (./include/net/sch_generic.h:195 ./include/net/sch_generic.h:192 net/core/dev.c:3779) 
[ 29.649471][ C1] __dev_xmit_skb (net/core/dev.c:3792) 
[ 29.649703][ C1] ? __pfx___dev_xmit_skb (net/core/dev.c:3767) 
[ 29.649845][ C1] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 ./include/linux/rcupdate.h:833 net/core/dev.c:4297) 
[ 29.649987][ C1] ? lock_acquire (kernel/locking/lockdep.c:5727) 
[ 29.650130][ C1] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 ./include/linux/rcupdate.h:833 net/core/dev.c:4297) 
[ 29.650369][ C1] __dev_queue_xmit (net/core/dev.c:4338) 
[ 29.650512][ C1] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4292 kernel/locking/lockdep.c:4359) 
[ 29.650693][ C1] ? __pfx___dev_queue_xmit (net/core/dev.c:4281) 
[ 29.650836][ C1] ? trace_kmem_cache_alloc (./include/trace/events/kmem.h:12 (discriminator 52)) 
[ 29.651068][ C1] ? kmem_cache_alloc (mm/slub.c:3858) 
[ 29.651214][ C1] ? __copy_skb_header (./include/net/dst.h:290 net/core/skbuff.c:1501) 
[ 29.651358][ C1] ? __skb_clone (./arch/x86/include/asm/atomic.h:53 (discriminator 4) ./include/linux/atomic/atomic-arch-fallback.h:992 (discriminator 4) ./include/linux/atomic/atomic-instrumented.h:436 (discriminator 4) net/core/skbuff.c:1572 (discriminator 4)) 
[ 29.651503][ C1] tcf_mirred_to_dev (net/sched/act_mirred.c:241 net/sched/act_mirred.c:236 net/sched/act_mirred.c:315) act_mirred
[ 29.651772][ C1] tcf_mirred_act (net/sched/act_mirred.c:453 (discriminator 2)) act_mirred
[ 29.651953][ C1] tcf_action_exec.part.0 (./include/net/tc_wrapper.h:130 net/sched/act_api.c:1100) 
[ 29.652099][ C1] ? mall_classify (net/sched/cls_matchall.c:32 (discriminator 3)) cls_matchall
[ 29.652280][ C1] __tcf_classify.constprop.0 (./include/net/tc_wrapper.h:197 net/sched/cls_api.c:1770) 
[ 29.652512][ C1] ? update_sd_lb_stats.constprop.0 (kernel/sched/fair.c:10612) 
[ 29.652691][ C1] tcf_classify (net/sched/cls_api.c:1815) 
[ 29.652799][ C1] ? __pfx_tcf_classify (net/sched/cls_api.c:1815) 
[ 29.652948][ C1] ? __pfx_update_sd_lb_stats.constprop.0 (kernel/sched/fair.c:10555) 
[ 29.653214][ C1] ? validate_chain (./include/linux/hash.h:78 kernel/locking/lockdep.c:3759 kernel/locking/lockdep.c:3782 kernel/locking/lockdep.c:3837) 
[ 29.653357][ C1] tc_run (net/core/dev.c:3958) 
[ 29.653471][ C1] ? __pfx_tc_run (net/core/dev.c:3937) 
[ 29.653614][ C1] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) 
[ 29.653848][ C1] __netif_receive_skb_core.constprop.0 (net/core/dev.c:4030 net/core/dev.c:5464) 
[ 29.654027][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5137) 
[ 29.654174][ C1] ? __pfx___netif_receive_skb_core.constprop.0 (net/core/dev.c:5391) 
[ 29.654352][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 29.654584][ C1] ? process_backlog (./include/linux/rcupdate.h:329 ./include/linux/rcupdate.h:781 net/core/dev.c:6046) 
[ 29.654731][ C1] __netif_receive_skb_one_core (net/core/dev.c:5603) 
[ 29.654910][ C1] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5597) 
[ 29.655090][ C1] ? process_backlog (./include/linux/rcupdate.h:329 ./include/linux/rcupdate.h:781 net/core/dev.c:6046) 
[ 29.655323][ C1] ? lock_acquire (kernel/locking/lockdep.c:5727) 
[ 29.655466][ C1] ? process_backlog (./include/linux/rcupdate.h:329 ./include/linux/rcupdate.h:781 net/core/dev.c:6046) 
[ 29.655611][ C1] process_backlog (./include/linux/rcupdate.h:810 net/core/dev.c:6048) 
[ 29.655757][ C1] ? __lock_release (kernel/locking/lockdep.c:5430) 
[ 29.655988][ C1] ? rebalance_domains (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 kernel/sched/fair.c:11753) 
[ 29.656132][ C1] __napi_poll.constprop.0 (net/core/dev.c:6701) 
[ 29.656279][ C1] net_rx_action (net/core/dev.c:6770 net/core/dev.c:6886) 
[ 29.656424][ C1] ? __pfx_net_rx_action (net/core/dev.c:6850) 
[ 29.656654][ C1] ? tmigr_cpu_activate (kernel/time/timer_migration.c:683 kernel/time/timer_migration.c:705) 
[ 29.656798][ C1] ? spin_bug (./include/linux/pid.h:232 kernel/locking/spinlock_debug.c:64 kernel/locking/spinlock_debug.c:78) 
[ 29.656907][ C1] ? __pfx_rebalance_domains (kernel/sched/fair.c:11684) 
[ 29.657051][ C1] __do_softirq (kernel/softirq.c:554) 
[ 29.657194][ C1] irq_exit_rcu (kernel/softirq.c:428 kernel/softirq.c:633 kernel/softirq.c:645) 
[ 29.657390][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1043 arch/x86/kernel/apic/apic.c:1043) 
[   29.657536][    C1]  </IRQ>
[   29.657610][    C1]  <TASK>
[ 29.657683][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 29.657860][ C1] RIP: 0010:default_idle (./arch/x86/include/asm/irqflags.h:37 ./arch/x86/include/asm/irqflags.h:72 arch/x86/kernel/process.c:743) 
[ 29.658101][ C1] Code: 4c 01 c7 4c 29 c2 e9 72 ff ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d d3 eb 32 00 fb f4 <fa> c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90
All code
========
   0:	4c 01 c7             	add    %r8,%rdi
   3:	4c 29 c2             	sub    %r8,%rdx
   6:	e9 72 ff ff ff       	jmp    0xffffffffffffff7d
   b:	90                   	nop
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	f3 0f 1e fa          	endbr64
  1f:	66 90                	xchg   %ax,%ax
  21:	0f 00 2d d3 eb 32 00 	verw   0x32ebd3(%rip)        # 0x32ebfb
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	fa                   	cli		<-- trapping instruction
  2b:	c3                   	ret
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  2f:	cc                   	int3
  30:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
  37:	00 00 00 00 
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	fa                   	cli
   1:	c3                   	ret
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   5:	cc                   	int3
   6:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
   d:	00 00 00 00 
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[   29.658609][    C1] RSP: 0018:ffffc9000014fdf8 EFLAGS: 00000242
[   29.658887][    C1] RAX: 000000000005fbef RBX: 1ffff92000029fc1 RCX: ffffffffa0f32ea5
[   29.659102][    C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff9e6ac1d4
[   29.659317][    C1] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c1709c
[   29.659622][    C1] R10: ffff8880360b84e3 R11: ffff8880360ad9b0 R12: 0000000000000000
[   29.659840][    C1] R13: ffff888001b8a300 R14: dffffc0000000000 R15: 0000000000000000
[ 29.660055][ C1] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:147) 
[ 29.660374][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:192) 
[ 29.660519][ C1] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 29.660662][ C1] cpuidle_idle_call (kernel/sched/idle.c:192) 
[ 29.660804][ C1] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 29.661034][ C1] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:59) 
[ 29.661181][ C1] do_idle (kernel/sched/idle.c:332) 
[ 29.661289][ C1] cpu_startup_entry (kernel/sched/idle.c:429 (discriminator 1)) 
[ 29.661433][ C1] start_secondary (arch/x86/kernel/smpboot.c:201 arch/x86/kernel/smpboot.c:281) 
[ 29.661665][ C1] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:231) 


Finger prints:
common_startup_64:dump_stack_lvl:mark_lock_irq:mark_lock