======================================
| [ 1202.430459] #6: ffffffffba1678c0 (rcu_read_lock){....}-{1:2}, at: netif_receive_skb (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/dev.c:5729 net/core/dev.c:5801) 
| [ 1202.430940] #7: ffffffffba1678c0 (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) 
| [ 1202.431427]
| [ 1202.431427] stack backtrace:
[ 1202.432020] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1202.432695] Call Trace:
[ 1202.432845]  <IRQ>
[ 1202.432977] dump_stack_lvl (lib/dump_stack.c:108) 
[ 1202.433201] __lock_acquire (kernel/locking/lockdep.c:5138) 
[ 1202.433424] ? sk_filter_trim_cap (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/filter.c:151) 
[ 1202.433667] lock_acquire (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756 kernel/locking/lockdep.c:5719) 
[ 1202.433862] ? tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2512 net/ipv4/tcp_ipv4.c:2327) 
[ 1202.434101] ? sk_filter_trim_cap (net/core/filter.c:165) 
[ 1202.434349] _raw_spin_lock_nested (kernel/locking/spinlock.c:379) 
[ 1202.434586] ? tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2512 net/ipv4/tcp_ipv4.c:2327) 
[ 1202.434794] tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2512 net/ipv4/tcp_ipv4.c:2327) 
[ 1202.435001] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:205 (discriminator 1)) 
[ 1202.435248] ip_local_deliver_finish (./include/linux/rcupdate.h:779 net/ipv4/ip_input.c:234) 
[ 1202.435503] __netif_receive_skb_one_core (net/core/dev.c:5542 (discriminator 4)) 
[ 1202.435773] netif_receive_skb (net/core/dev.c:5742 net/core/dev.c:5801) 
[ 1202.436003] tcf_mirred_to_dev (net/sched/act_mirred.c:329) act_mirred
[ 1202.436304] tcf_mirred_act (net/sched/act_mirred.c:461 (discriminator 2)) act_mirred
[ 1202.436567] ? tcf_skbedit_act (net/sched/act_skbedit.c:51 (discriminator 3)) act_skbedit
[ 1202.436849] tcf_action_exec (./include/net/tc_wrapper.h:130 net/sched/act_api.c:1100 net/sched/act_api.c:1074) 
[ 1202.437068] fl_classify (net/sched/cls_flower.c:345) cls_flower
[ 1202.437322] ? __bfs (kernel/locking/lockdep.c:1787) 
[ 1202.437505] ? check_irq_usage (kernel/locking/lockdep.c:2823) 
[ 1202.437726] ? check_path.constprop.0 (kernel/locking/lockdep.c:2145) 
[ 1202.437970] ? check_noncircular (kernel/locking/lockdep.c:2172) 
[ 1202.438212] ? check_irq_usage (kernel/locking/lockdep.c:2823) 
[ 1202.438440] ? __lock_acquire (kernel/locking/lockdep.c:5133 (discriminator 1)) 
[ 1202.438664] tcf_classify (./include/net/tc_wrapper.h:197 net/sched/cls_api.c:1734 net/sched/cls_api.c:1830) 
[ 1202.438862] tc_run (net/core/dev.c:3945) 
[ 1202.439049] __dev_queue_xmit (net/core/dev.c:4069 net/core/dev.c:4301) 
[ 1202.439262] ? mark_held_locks (kernel/locking/lockdep.c:4274) 
[ 1202.439471] ? eth_header (net/ethernet/eth.c:85) 
[ 1202.439662] ip_finish_output2 (./include/net/neighbour.h:542 net/ipv4/ip_output.c:235) 
[ 1202.439898] ? __ip_queue_xmit (net/ipv4/ip_output.c:535) 
[ 1202.440120] __ip_queue_xmit (net/ipv4/ip_output.c:535) 
[ 1202.440378] __tcp_transmit_skb (net/ipv4/tcp_output.c:1462 (discriminator 4)) 
[ 1202.440609] ? mark_held_locks (kernel/locking/lockdep.c:4274) 
[ 1202.440841] tcp_write_xmit (net/ipv4/tcp_output.c:2792) 
[ 1202.441068] ? tcp_current_mss (./include/net/dst.h:216 net/ipv4/tcp_output.c:1864) 
[ 1202.441287] __tcp_push_pending_frames (net/ipv4/tcp_output.c:2977) 
[ 1202.441540] tcp_rcv_state_process (net/ipv4/tcp_input.c:5654 net/ipv4/tcp_input.c:6881) 
[ 1202.441782] ? lock_acquire (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756 kernel/locking/lockdep.c:5719) 
[ 1202.441997] ? tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2512 net/ipv4/tcp_ipv4.c:2327) 
[ 1202.442189] ? tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1930) 
[ 1202.442399] ? lock_is_held_type (kernel/locking/lockdep.c:5495 kernel/locking/lockdep.c:5825) 
[ 1202.442629] tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1930) 
[ 1202.442821] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2330) 
[ 1202.443005] ? process_backlog (net/core/dev.c:5978 (discriminator 2)) 
[ 1202.443217] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:205 (discriminator 1)) 
[ 1202.443473] ip_local_deliver_finish (./include/linux/rcupdate.h:779 net/ipv4/ip_input.c:234) 
[ 1202.443721] __netif_receive_skb_one_core (net/core/dev.c:5542 (discriminator 4)) 
[ 1202.443984] process_backlog (./include/linux/rcupdate.h:779 net/core/dev.c:5985) 
[ 1202.444198] __napi_poll.constprop.0 (net/core/dev.c:6584) 
[ 1202.444471] net_rx_action (net/core/dev.c:6655 net/core/dev.c:6786) 
[ 1202.444679] __do_softirq (kernel/softirq.c:553) 
[ 1202.444877] irq_exit_rcu (kernel/softirq.c:427 kernel/softirq.c:632 kernel/softirq.c:644) 
[ 1202.445076] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1076 (discriminator 14)) 
[ 1202.445334]  </IRQ>
[ 1202.445464]  <TASK>
[ 1202.445589] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:649) 
[ 1202.445867] RIP: 0010:default_idle (./arch/x86/include/asm/irqflags.h:37 ./arch/x86/include/asm/irqflags.h:72 arch/x86/kernel/process.c:743) 
[ 1202.446091] 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 2d 40 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 2d 40 00 	verw   0x402dd3(%rip)        # 0x402dfb
  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
[ 1202.447069] RSP: 0018:ffffaf2c800b3ee8 EFLAGS: 00000246
[ 1202.447428] RAX: 00000000033694cf RBX: ffff936d0133c280 RCX: 4000000000000000
[ 1202.447876] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb87a8863
[ 1202.448338] RBP: 0000000000000003 R08: 0000000000000001 R09: 0000000000000001
[ 1202.448846] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[ 1202.449352] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 1202.449883] ? do_idle (kernel/sched/idle.c:171 kernel/sched/idle.c:312) 
[ 1202.450145] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:98) 
[ 1202.450515] do_idle (kernel/sched/idle.c:171 kernel/sched/idle.c:312) 
[ 1202.450772] ? finish_task_switch.isra.0 (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:77 kernel/sched/sched.h:1397 kernel/sched/core.c:5154 kernel/sched/core.c:5272) 
[ 1202.451141] cpu_startup_entry (kernel/sched/idle.c:409 (discriminator 1)) 
[ 1202.451437] start_secondary (arch/x86/kernel/smpboot.c:336) 


Finger prints:
dump_stack_lvl:__lock_acquire:lock_acquire:_raw_spin_lock_nested