======================================
| [   24.536713][    C2] 1 lock held by ip/360:
| [   24.536773][    C2]  #0: ffffffff9cd77c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:300 (discriminator 2) kernel/rcu/tree.c:2611 (discriminator 2))
| [   24.536919][    C2]
| [   24.536919][    C2] stack backtrace:
[   24.537021][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.537023][    C2] Call Trace:
[   24.537024][    C2]  <TASK>
[   24.537025][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.537030][    C2]  print_usage_bug.part.0.cold (kernel/locking/lockdep.c:4042)
[   24.537033][    C2]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   24.537036][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4013 kernel/locking/lockdep.c:4056 kernel/locking/lockdep.c:4267)
[   24.537038][    C2]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 16) arch/x86/kernel/apic/apic.c:1061 (discriminator 16))
[   24.537040][    C2]  ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[   24.537042][    C2]  ? save_trace (kernel/locking/lockdep.c:589)
[   24.537044][    C2]  mark_lock (kernel/locking/lockdep.c:4753)
[   24.537046][    C2]  mark_usage (kernel/locking/lockdep.c:4642)
[   24.537048][    C2]  __lock_acquire (kernel/locking/lockdep.c:5191)
[   24.537049][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.537051][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.537055][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.537057][    C2]  ? tcf_mirred_release (./include/linux/spinlock.h:342 net/sched/act_mirred.c:78) act_mirred
[   24.537058][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.537060][    C2]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.537062][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:158 (discriminator 1) kernel/locking/spinlock.c:158 (discriminator 1))
[   24.537064][    C2]  ? tcf_mirred_release (./include/linux/spinlock.h:342 net/sched/act_mirred.c:78) act_mirred
[   24.537065][    C2] tcf_mirred_release (./include/linux/spinlock.h:342 net/sched/act_mirred.c:78) act_mirred
[   24.537067][    C2]  tcf_action_rcu_free (net/sched/act_api.c:367 net/sched/act_api.c:378)
[   24.537069][    C2]  ? rcu_do_batch (./include/linux/rcupdate.h:310 (discriminator 2) kernel/rcu/tree.c:2619 (discriminator 2))
[   24.537070][    C2]  rcu_do_batch (kernel/rcu/tree.c:2617)
[   24.537073][    C2]  ? trace_rcu_batch_end (./include/trace/events/rcu.h:714 (discriminator 19))
[   24.537075][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.537077][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.537078][    C2]  ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22))
[   24.537080][    C2]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   24.537081][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   24.537084][    C2]  rcu_core (kernel/rcu/tree.c:2869)
[   24.537085][    C2]  handle_softirqs (kernel/softirq.c:622)
[   24.537087][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.537090][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.537091][    C2]  ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[   24.537093][    C2]  __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735)
[   24.537095][    C2]  irq_exit_rcu (kernel/softirq.c:752)
[   24.537096][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 16) arch/x86/kernel/apic/apic.c:1061 (discriminator 16))
[   24.537098][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697)
[   24.537100][    C2] RIP: 0033:0x7fa9b9c19199
[   24.537103][    C2] Code: c4 0f 82 ba fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 31 c0 eb 92 0f 1f 40 00 44 89 d0 31 d2 f7 f7 48 8b 83 40 03 00 00 8b 04 90 <85> c0 0f 84 82 fd ff ff 48 8b 93 48 03 00 00 4c 89 75 f0 4c 89 ad
All code
========
   0:	c4                   	(bad)
   1:	0f 82 ba fd ff ff    	jb     0xfffffffffffffdc1
   7:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   e:	00 00 00 
  11:	31 c0                	xor    %eax,%eax
  13:	eb 92                	jmp    0xffffffffffffffa7
  15:	0f 1f 40 00          	nopl   0x0(%rax)
  19:	44 89 d0             	mov    %r10d,%eax
  1c:	31 d2                	xor    %edx,%edx
  1e:	f7 f7                	div    %edi
  20:	48 8b 83 40 03 00 00 	mov    0x340(%rbx),%rax
  27:	8b 04 90             	mov    (%rax,%rdx,4),%eax
  2a:*	85 c0                	test   %eax,%eax		<-- trapping instruction
  2c:	0f 84 82 fd ff ff    	je     0xfffffffffffffdb4
  32:	48 8b 93 48 03 00 00 	mov    0x348(%rbx),%rdx
  39:	4c 89 75 f0          	mov    %r14,-0x10(%rbp)
  3d:	4c                   	rex.WR
  3e:	89                   	.byte 0x89
  3f:	ad                   	lods   (%rsi),%eax

Code starting with the faulting instruction
===========================================
   0:	85 c0                	test   %eax,%eax
   2:	0f 84 82 fd ff ff    	je     0xfffffffffffffd8a
   8:	48 8b 93 48 03 00 00 	mov    0x348(%rbx),%rdx
   f:	4c 89 75 f0          	mov    %r14,-0x10(%rbp)
  13:	4c                   	rex.WR
  14:	89                   	.byte 0x89
  15:	ad                   	lods   (%rsi),%eax
[   24.537104][    C2] RSP: 002b:00007fffca535570 EFLAGS: 00000212
[   24.537107][    C2] RAX: 0000000000000182 RBX: 00007fa9b9c482e0 RCX: 00000000f2745959
[   24.537112][    C2] RDX: 00000000000000ae RSI: 000000000046d2a0 RDI: 0000000000000209
[   24.537113][    C2] RBP: 00007fffca535620 R08: 000000000000000c R09: 00007fa9b9c05d40
[   24.537114][    C2] R10: 00000000f2745959 R11: 0000000000000000 R12: 0000000000000000


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock