======================================
| [  867.307295] #6: ffffffff98f678c0 (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) 
| [  867.307751] #7: ffffffff98f678c0 (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) 
| [  867.308233]
| [  867.308233] stack backtrace:
[  867.308818] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  867.309419] Call Trace:
[  867.309559]  <IRQ>
[  867.309677] dump_stack_lvl (lib/dump_stack.c:108) 
[  867.309876] __lock_acquire (kernel/locking/lockdep.c:5138) 
[  867.310099] ? sk_filter_trim_cap (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/filter.c:151) 
[  867.310332] lock_acquire (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756 kernel/locking/lockdep.c:5719) 
[  867.310531] ? tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2510 net/ipv4/tcp_ipv4.c:2326) 
[  867.310729] ? sk_filter_trim_cap (net/core/filter.c:165) 
[  867.310964] _raw_spin_lock_nested (kernel/locking/spinlock.c:379) 
[  867.311199] ? tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2510 net/ipv4/tcp_ipv4.c:2326) 
[  867.311401] tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2510 net/ipv4/tcp_ipv4.c:2326) 
[  867.311596] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:205 (discriminator 1)) 
[  867.311844] ip_local_deliver_finish (./include/linux/rcupdate.h:779 net/ipv4/ip_input.c:234) 
[  867.312097] __netif_receive_skb_one_core (net/core/dev.c:5542 (discriminator 4)) 
[  867.312363] netif_receive_skb (net/core/dev.c:5742 net/core/dev.c:5801) 
[  867.312580] tcf_mirred_to_dev (net/sched/act_mirred.c:327) act_mirred
[  867.312860] tcf_mirred_act (net/sched/act_mirred.c:459 (discriminator 2)) act_mirred
[  867.313124] ? tcf_skbedit_act (net/sched/act_skbedit.c:51 (discriminator 3)) act_skbedit
[  867.313417] tcf_action_exec (net/sched/act_api.c:1101 net/sched/act_api.c:1074) 
[  867.313627] fl_classify (net/sched/cls_flower.c:345) cls_flower
[  867.313892] ? __lock_acquire (kernel/locking/lockdep.c:5133 (discriminator 1)) 
[  867.314117] ? __pfx___var_waitqueue (kernel/sched/wait_bit.c:18) 
[  867.314357] ? __lock_acquire (kernel/locking/lockdep.c:5133 (discriminator 1)) 
[  867.314577] ? print_shortest_lock_dependencies_backwards (kernel/locking/lockdep.c:2500) 
[  867.314913] ? find_held_lock (kernel/locking/lockdep.c:5244) 
[  867.315128] ? lock_acquire (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756 kernel/locking/lockdep.c:5719) 
[  867.315335] ? handle_irq_event (kernel/irq/internals.h:234 kernel/irq/handle.c:213) 
[  867.315552] ? __lock_acquire (kernel/locking/lockdep.c:5133 (discriminator 1)) 
[  867.315773] ? handle_irq_event (kernel/irq/internals.h:234 kernel/irq/handle.c:213) 
[  867.315992] tcf_classify (./include/net/tc_wrapper.h:197 net/sched/cls_api.c:1734 net/sched/cls_api.c:1830) 
[  867.316198] tc_run (net/core/dev.c:3945) 
[  867.316377] __dev_queue_xmit (net/core/dev.c:4069 net/core/dev.c:4301) 
[  867.316598] ? eth_header (net/ethernet/eth.c:85) 
[  867.316794] ip_finish_output2 (./include/net/neighbour.h:542 net/ipv4/ip_output.c:235) 
[  867.317017] ? ip_skb_dst_mtu (./include/net/net_namespace.h:385 ./include/linux/netdevice.h:2651 ./include/net/ip.h:465 ./include/net/ip.h:502) 
[  867.317232] ? __ip_queue_xmit (net/ipv4/ip_output.c:535) 
[  867.317455] __ip_queue_xmit (net/ipv4/ip_output.c:535) 
[  867.317670] __tcp_transmit_skb (net/ipv4/tcp_output.c:1462 (discriminator 4)) 
[  867.317902] ? __alloc_skb (net/core/skbuff.c:667) 
[  867.318109] tcp_rcv_state_process (net/ipv4/tcp_input.c:6874) 
[  867.318360] ? tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2510 net/ipv4/tcp_ipv4.c:2326) 
[  867.318564] ? tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1929) 
[  867.318774] tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1929) 
[  867.318976] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2329) 
[  867.319170] ? process_backlog (net/core/dev.c:5978 (discriminator 2)) 
[  867.319388] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:205 (discriminator 1)) 
[  867.319635] ip_local_deliver_finish (./include/linux/rcupdate.h:779 net/ipv4/ip_input.c:234) 
[  867.319883] __netif_receive_skb_one_core (net/core/dev.c:5542 (discriminator 4)) 
[  867.320151] process_backlog (./include/linux/rcupdate.h:779 net/core/dev.c:5985) 
[  867.320363] __napi_poll.constprop.0 (net/core/dev.c:6584) 
[  867.320610] net_rx_action (net/core/dev.c:6655 net/core/dev.c:6786) 
[  867.320817] __do_softirq (./arch/x86/include/asm/jump_label.h:27 ./include/linux/jump_label.h:207 ./include/trace/events/irq.h:142 kernel/softirq.c:554) 
[  867.321013] ? tcp_recvmsg (net/ipv4/tcp.c:2580) 
[  867.321217] do_softirq (kernel/softirq.c:454 kernel/softirq.c:441) 
[  867.321402]  </IRQ>
[  867.321524]  <TASK>
[  867.321647] __local_bh_enable_ip (kernel/softirq.c:381) 
[  867.321876] tcp_recvmsg (net/ipv4/tcp.c:2580) 
[  867.322078] inet_recvmsg (net/ipv4/af_inet.c:884 (discriminator 8)) 
[  867.322276] __sys_recvfrom (net/socket.c:1046 net/socket.c:1068 net/socket.c:2242) 
[  867.322491] ? do_pselect.constprop.0 (fs/select.c:764) 
[  867.322748] ? __common_interrupt (./include/asm-generic/irq_regs.h:29 (discriminator 22) arch/x86/kernel/irq.c:270 (discriminator 22)) 
[  867.322982] ? lock_release (kernel/locking/lockdep.c:5430 kernel/locking/lockdep.c:5774) 
[  867.323192] __x64_sys_recvfrom (net/socket.c:2260 net/socket.c:2256 net/socket.c:2256) 
[  867.323408] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[  867.323608] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) 
[  867.323880] RIP: 0033:0x7f7a460154c0
[ 867.324076] Code: 84 00 00 00 00 00 0f 1f 40 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 1d 45 31 c9 45 31 c0 b8 2d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 68 c3 0f 1f 80 00 00 00 00 41 54 48 83 ec 20
All code
========
   0:	84 00                	test   %al,(%rax)
   2:	00 00                	add    %al,(%rax)
   4:	00 00                	add    %al,(%rax)
   6:	0f 1f 40 00          	nopl   0x0(%rax)
   a:	f3 0f 1e fa          	endbr64
   e:	41 89 ca             	mov    %ecx,%r10d
  11:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  18:	00 
  19:	85 c0                	test   %eax,%eax
  1b:	75 1d                	jne    0x3a
  1d:	45 31 c9             	xor    %r9d,%r9d
  20:	45 31 c0             	xor    %r8d,%r8d
  23:	b8 2d 00 00 00       	mov    $0x2d,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 68                	ja     0x9a
  32:	c3                   	ret
  33:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  3a:	41 54                	push   %r12
  3c:	48 83 ec 20          	sub    $0x20,%rsp

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 68                	ja     0x70
   8:	c3                   	ret
   9:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  10:	41 54                	push   %r12
  12:	48 83 ec 20          	sub    $0x20,%rsp
[  867.325049] RSP: 002b:00007fffa6bff9c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002d
[  867.325450] RAX: ffffffffffffffda RBX: 000055ad6c37ca20 RCX: 00007f7a460154c0
[  867.325833] RDX: 0000000000002000 RSI: 00007fffa6bffa50 RDI: 0000000000000008
[  867.326211] RBP: 00007fffa6bffa50 R08: 0000000000000000 R09: 0000000000000000
[  867.326589] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008


Finger prints:
dump_stack_lvl:__lock_acquire:lock_acquire:_raw_spin_lock_nested