======================================
| [ 54.689731][ C0] #6: ffffffffbb7447e0 (rcu_read_lock){....}-{1:2}, at: netif_receive_skb_internal (./include/linux/rcupdate.h:298 (discriminator 16) ./include/linux/rcupdate.h:750 (discriminator 16) net/core/dev.c:5729 (discriminator 16)) 
| [ 54.690255][ C0] #7: ffffffffbb7447e0 (rcu_read_lock){....}-{1:2}, at: ip_local_deliver_finish (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/ipv4/ip_input.c:232) 
| [   54.690773][    C0]
| [   54.690773][    C0] stack backtrace:
[   54.691458][    C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   54.692082][    C0] Call Trace:
[   54.692250][    C0]  <IRQ>
[ 54.692408][ C0] dump_stack_lvl (lib/dump_stack.c:107) 
[ 54.692647][ C0] validate_chain (kernel/locking/lockdep.c:3859) 
[ 54.692891][ C0] ? __pfx_validate_chain (kernel/locking/lockdep.c:3825) 
[ 54.693158][ C0] ? 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) 
[ 54.693400][ C0] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) 
[ 54.693623][ C0] __lock_acquire (kernel/locking/lockdep.c:5137) 
[ 54.693872][ C0] ? lock_downgrade (kernel/locking/lockdep.c:5656) 
[ 54.694129][ C0] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) 
[ 54.694349][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 54.694603][ C0] ? tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2510 net/ipv4/tcp_ipv4.c:2326) 
[ 54.694854][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 54.695140][ C0] ? __pfx_sk_filter_trim_cap (net/core/filter.c:130) 
[ 54.695429][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) 
[ 54.695678][ C0] ? tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2510 net/ipv4/tcp_ipv4.c:2326) 
[ 54.695917][ C0] _raw_spin_lock_nested (kernel/locking/spinlock.c:379) 
[ 54.696192][ C0] ? tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2510 net/ipv4/tcp_ipv4.c:2326) 
[ 54.696443][ C0] tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2510 net/ipv4/tcp_ipv4.c:2326) 
[ 54.696679][ C0] ? __pfx_tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2162) 
[ 54.696927][ C0] ? __pfx_raw_v4_input (net/ipv4/raw.c:165) 
[ 54.697193][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 54.697479][ C0] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207 (discriminator 8)) 
[ 54.697753][ C0] ip_local_deliver_finish (./include/linux/rcupdate.h:779 net/ipv4/ip_input.c:234) 
[ 54.698038][ C0] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254) 
[ 54.698289][ C0] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243) 
[ 54.698562][ C0] ? tcp_v4_early_demux (./include/linux/skbuff.h:1163 net/ipv4/tcp_ipv4.c:1988) 
[ 54.698838][ C0] ? ip_rcv_finish_core.constprop.0 (./include/linux/skbuff.h:1131 ./include/linux/skbuff.h:1183 net/ipv4/ip_input.c:390) 
[ 54.699163][ C0] ip_rcv (./include/net/dst.h:460 net/ipv4/ip_input.c:449 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:569) 
[ 54.699375][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562) 
[ 54.699617][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 54.699881][ C0] ? netif_receive_skb_internal (./include/linux/rcupdate.h:298 (discriminator 16) ./include/linux/rcupdate.h:750 (discriminator 16) net/core/dev.c:5729 (discriminator 16)) 
[ 54.700179][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562) 
[ 54.700420][ C0] __netif_receive_skb_one_core (net/core/dev.c:5542 (discriminator 4)) 
[ 54.700721][ C0] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5535) 
[ 54.701047][ C0] ? mark_held_locks (kernel/locking/lockdep.c:4274) 
[ 54.701308][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) 
[ 54.701547][ C0] ? netif_receive_skb_internal (./include/linux/rcupdate.h:298 (discriminator 16) ./include/linux/rcupdate.h:750 (discriminator 16) net/core/dev.c:5729 (discriminator 16)) 
[ 54.701846][ C0] netif_receive_skb_internal (net/core/dev.c:5742) 
[ 54.702140][ C0] ? __pfx_netif_receive_skb_internal (net/core/dev.c:5721) 
[ 54.702458][ C0] ? __copy_skb_header (./include/net/dst.h:290 net/core/skbuff.c:1420) 
[ 54.702720][ C0] ? __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:1491 (discriminator 4)) 
[ 54.702968][ C0] netif_receive_skb (net/core/dev.c:5801) 
[ 54.703218][ C0] tcf_mirred_to_dev (net/sched/act_mirred.c:251 net/sched/act_mirred.c:326) act_mirred
[ 54.703550][ C0] ? __pfx_tcf_skbedit_act (net/sched/act_skbedit.c:43) act_skbedit
[ 54.703890][ C0] tcf_mirred_act (net/sched/act_mirred.c:461 (discriminator 2)) act_mirred
[ 54.704198][ C0] tcf_action_exec.part.0 (./include/net/tc_wrapper.h:130 net/sched/act_api.c:1100) 
[ 54.704475][ C0] fl_classify (net/sched/cls_flower.c:345) cls_flower
[ 54.704776][ C0] ? __pfx_fl_classify (net/sched/cls_flower.c:316) cls_flower
[ 54.705095][ C0] ? __pfx_check_irq_usage (kernel/locking/lockdep.c:2790) 
[ 54.705369][ C0] ? __bfs (kernel/locking/lockdep.c:1787) 
[ 54.705580][ C0] ? __pfx_hlock_conflict (kernel/locking/lockdep.c:2016) 
[ 54.705848][ C0] ? check_path.constprop.0 (kernel/locking/lockdep.c:2145) 
[ 54.706130][ C0] ? check_noncircular (kernel/locking/lockdep.c:2172) 
[ 54.706400][ C0] ? __pfx_check_noncircular (kernel/locking/lockdep.c:2163) 
[ 54.706684][ C0] ? __pfx_validate_chain (kernel/locking/lockdep.c:3825) 
[ 54.706959][ C0] ? 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) 
[ 54.707194][ C0] ? 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) 
[ 54.707428][ C0] ? check_prev_add (kernel/locking/lockdep.c:3172) 
[ 54.707687][ C0] __tcf_classify (./include/net/tc_wrapper.h:197 net/sched/cls_api.c:1734) 
[ 54.707928][ C0] tcf_classify (net/sched/cls_api.c:1830) 
[ 54.708172][ C0] ? register_ftrace_graph (./include/linux/find.h:60 kernel/trace/fgraph.c:613 kernel/trace/fgraph.c:648) 
[ 54.708453][ C0] ? __pfx_tcf_classify (net/sched/cls_api.c:1779) 
[ 54.708710][ C0] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 ./include/linux/rcupdate.h:802 net/core/dev.c:4284) 
[ 54.708971][ C0] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 ./include/linux/rcupdate.h:802 net/core/dev.c:4284) 
[ 54.709242][ C0] tc_run (net/core/dev.c:3945) 
[ 54.709451][ C0] ? __pfx_tc_run (net/core/dev.c:3929) 
[ 54.709682][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) 
[ 54.709931][ C0] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 ./include/linux/rcupdate.h:802 net/core/dev.c:4284) 
[ 54.710193][ C0] __dev_queue_xmit (net/core/dev.c:4069 net/core/dev.c:4301) 
[ 54.710448][ C0] ? mark_held_locks (kernel/locking/lockdep.c:4274) 
[ 54.710703][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4292 kernel/locking/lockdep.c:4359) 
[ 54.711035][ C0] ? __pfx___dev_queue_xmit (net/core/dev.c:4268) 
[ 54.711306][ C0] ? neigh_hh_output (./include/linux/seqlock.h:74 ./include/linux/seqlock.h:772 ./include/net/neighbour.h:496) 
[ 54.711566][ C0] ip_finish_output2 (./include/net/neighbour.h:540 net/ipv4/ip_output.c:235) 
[ 54.711833][ C0] ? __pfx_ip_finish_output2 (net/ipv4/ip_output.c:199) 
[ 54.712111][ C0] ? __ip_finish_output (net/ipv4/ip_output.c:256 net/ipv4/ip_output.c:308 net/ipv4/ip_output.c:295) 
[ 54.712376][ C0] ip_output (./include/linux/netfilter.h:303 net/ipv4/ip_output.c:433) 
[ 54.712593][ C0] ? mark_held_locks (kernel/locking/lockdep.c:4274) 
[ 54.712847][ C0] ? __pfx_ip_output (net/ipv4/ip_output.c:427) 
[ 54.713093][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 54.713378][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4292 kernel/locking/lockdep.c:4359) 
[ 54.713714][ C0] ? ip_local_out (./include/linux/skbuff.h:1131 ./include/net/dst.h:450 net/ipv4/ip_output.c:129) 
[ 54.713963][ C0] __ip_queue_xmit (net/ipv4/ip_output.c:535 (discriminator 4)) 
[ 54.714212][ C0] ? __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:1491 (discriminator 4)) 
[ 54.714448][ C0] __tcp_transmit_skb (net/ipv4/tcp_output.c:1462 (discriminator 4)) 
[ 54.714726][ C0] ? __pfx___tcp_transmit_skb (net/ipv4/tcp_output.c:1283) 
[ 54.715007][ C0] ? tcp_small_queue_check.isra.0 (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/linux/refcount.h:136 net/ipv4/tcp_output.c:2623) 
[ 54.715319][ C0] tcp_write_xmit (net/ipv4/tcp_output.c:2792) 
[ 54.715574][ C0] ? ipv4_mtu (./include/net/net_namespace.h:383 ./include/linux/netdevice.h:2652 ./include/net/ip.h:465 net/ipv4/route.c:1326) 
[ 54.715793][ C0] ? __pfx_tcp_write_xmit (net/ipv4/tcp_output.c:2702) 
[ 54.716057][ C0] ? __pfx_tcp_current_mss (net/ipv4/tcp_output.c:1853) 
[ 54.716343][ C0] __tcp_push_pending_frames (net/ipv4/tcp_output.c:2977) 
[ 54.716627][ C0] tcp_rcv_state_process (net/ipv4/tcp_input.c:5654 net/ipv4/tcp_input.c:6870) 
[ 54.716901][ C0] ? tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2510 net/ipv4/tcp_ipv4.c:2326) 
[ 54.717152][ C0] ? 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) 
[ 54.717383][ C0] ? __lock_acquired (kernel/locking/lockdep.c:339 kernel/locking/lockdep.c:5991) 
[ 54.717636][ C0] ? __pfx_tcp_rcv_state_process (net/ipv4/tcp_input.c:6620) 
[ 54.717942][ C0] ? __pfx___lock_acquired (kernel/locking/lockdep.c:5959) 
[ 54.718211][ C0] ? __pfx_do_raw_spin_trylock (kernel/locking/spinlock_debug.c:122) 
[ 54.718498][ C0] tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1929) 
[ 54.718742][ C0] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2329) 
[ 54.718990][ C0] ? __pfx_tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2162) 
[ 54.719241][ C0] ? __pfx_raw_v4_input (net/ipv4/raw.c:165) 
[ 54.719507][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 54.719793][ C0] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207 (discriminator 8)) 
[ 54.720068][ C0] ip_local_deliver_finish (./include/linux/rcupdate.h:779 net/ipv4/ip_input.c:234) 
[ 54.720356][ C0] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254) 
[ 54.720604][ C0] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243) 
[ 54.720878][ C0] ? tcp_v4_early_demux (./include/linux/skbuff.h:1163 net/ipv4/tcp_ipv4.c:1988) 
[ 54.721154][ C0] ? ip_rcv_finish_core.constprop.0 (./include/linux/skbuff.h:1131 ./include/linux/skbuff.h:1183 net/ipv4/ip_input.c:390) 
[ 54.721475][ C0] ip_rcv (./include/net/dst.h:460 net/ipv4/ip_input.c:449 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:569) 
[ 54.721681][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562) 
[ 54.721928][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 54.722194][ C0] ? process_backlog (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/dev.c:5983) 
[ 54.722448][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562) 
[ 54.722688][ C0] __netif_receive_skb_one_core (net/core/dev.c:5542 (discriminator 4)) 
[ 54.722992][ C0] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5535) 
[ 54.723322][ C0] ? __pfx_do_raw_spin_trylock (kernel/locking/spinlock_debug.c:122) 
[ 54.723620][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) 
[ 54.723859][ C0] ? process_backlog (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/dev.c:5983) 
[ 54.724113][ C0] process_backlog (./include/linux/rcupdate.h:779 net/core/dev.c:5985) 
[ 54.724365][ C0] __napi_poll.constprop.0 (net/core/dev.c:6584) 
[ 54.724639][ C0] net_rx_action (net/core/dev.c:6653 net/core/dev.c:6786) 
[ 54.724886][ C0] ? __pfx_net_rx_action (net/core/dev.c:6750) 
[ 54.725155][ C0] ? ktime_get (./include/linux/seqlock.h:71 kernel/time/timekeeping.c:846) 
[ 54.725377][ C0] ? hrtimer_interrupt (kernel/time/hrtimer.c:1806 (discriminator 2)) 
[ 54.725640][ C0] ? __pfx_rebalance_domains (kernel/sched/fair.c:11695) 
[ 54.725929][ C0] ? clockevents_program_event (kernel/time/clockevents.c:334 (discriminator 3)) 
[ 54.726235][ C0] __do_softirq (kernel/softirq.c:553) 
[ 54.726475][ C0] irq_exit_rcu (kernel/softirq.c:427 kernel/softirq.c:632 kernel/softirq.c:644) 
[ 54.726705][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1076 (discriminator 14)) 
[   54.726994][    C0]  </IRQ>
[   54.727143][    C0]  <TASK>
[ 54.727299][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:649) 
[ 54.727612][ C0] RIP: 0010:default_idle (./arch/x86/include/asm/irqflags.h:37 ./arch/x86/include/asm/irqflags.h:72 arch/x86/kernel/process.c:743) 
[ 54.727872][ C0] 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 93 42 41 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 93 42 41 00 	verw   0x414293(%rip)        # 0x4142bb
  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
[   54.728846][    C0] RSP: 0018:ffffffffbb407df8 EFLAGS: 00000246
[   54.729162][    C0] RAX: 000000000019b4a5 RBX: 1ffffffff7680fc1 RCX: ffffffffba44c922
[   54.729564][    C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb7e968b6
[   54.729966][    C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006a7eea4
[   54.730376][    C0] R10: ffff8880353f7523 R11: 1ffff110003e328c R12: 0000000000000000
[   54.730775][    C0] R13: ffffffffbb41ce00 R14: dffffc0000000000 R15: 0000000000013d50
[ 54.731186][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:147) 
[ 54.731485][ C0] ? cpuidle_idle_call (kernel/sched/idle.c:171) 
[ 54.731745][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:98) 
[ 54.731994][ C0] cpuidle_idle_call (kernel/sched/idle.c:171) 
[ 54.732258][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:147) 
[ 54.732536][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:59) 
[ 54.732817][ C0] do_idle (kernel/sched/idle.c:312) 
[ 54.733033][ C0] cpu_startup_entry (kernel/sched/idle.c:409 (discriminator 1)) 
[ 54.733278][ C0] rest_init (./include/linux/rcupdate.h:751 init/main.c:701) 
[ 54.733499][ C0] ? acpi_enable_subsystem (drivers/acpi/acpica/utxfinit.c:134) 
[ 54.733785][ C0] arch_call_rest_init+0x13/0x40 
[ 54.734041][ C0] start_kernel (init/main.c:1023 (discriminator 1)) 
[ 54.734282][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:543) 
[ 54.734561][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:485 (discriminator 17)) 


Finger prints:
dump_stack_lvl:validate_chain:__lock_acquire:_raw_spin_lock_nested