======================================
| [ 1233.300687][ C0] #6: ffffffffb0f447e0 (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)) 
| [ 1233.301523][ C0] #7: ffffffffb0f447e0 (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) 
| [ 1233.302350][    C0]
| [ 1233.302350][    C0] stack backtrace:
[ 1233.303470][    C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1233.304440][    C0] Call Trace:
[ 1233.304709][    C0]  <TASK>
[ 1233.304925][ C0] dump_stack_lvl (lib/dump_stack.c:107) 
[ 1233.305218][ C0] validate_chain (kernel/locking/lockdep.c:3859) 
[ 1233.305509][ C0] ? __pfx_validate_chain (kernel/locking/lockdep.c:3825) 
[ 1233.305796][ 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) 
[ 1233.306049][ C0] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) 
[ 1233.306313][ C0] __lock_acquire (kernel/locking/lockdep.c:5137) 
[ 1233.306577][ C0] ? lock_downgrade (kernel/locking/lockdep.c:5656) 
[ 1233.306839][ C0] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) 
[ 1233.307108][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 1233.307420][ C0] ? tcp_v4_rcv (./include/linux/skbuff.h:1624 ./include/net/tcp.h:2512 net/ipv4/tcp_ipv4.c:2327) 
[ 1233.307677][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 1233.307984][ C0] ? __pfx_sk_filter_trim_cap (net/core/filter.c:130) 
[ 1233.308321][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) 
[ 1233.308593][ C0] ? tcp_v4_rcv (./include/linux/skbuff.h:1624 ./include/net/tcp.h:2512 net/ipv4/tcp_ipv4.c:2327) 
[ 1233.308854][ C0] _raw_spin_lock_nested (kernel/locking/spinlock.c:379) 
[ 1233.309135][ C0] ? tcp_v4_rcv (./include/linux/skbuff.h:1624 ./include/net/tcp.h:2512 net/ipv4/tcp_ipv4.c:2327) 
[ 1233.309434][ C0] tcp_v4_rcv (./include/linux/skbuff.h:1624 ./include/net/tcp.h:2512 net/ipv4/tcp_ipv4.c:2327) 
[ 1233.309702][ C0] ? __pfx_tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2163) 
[ 1233.309965][ C0] ? __pfx_raw_v4_input (net/ipv4/raw.c:165) 
[ 1233.310241][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 1233.310585][ C0] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207 (discriminator 8)) 
[ 1233.310900][ C0] ip_local_deliver_finish (./include/linux/rcupdate.h:779 net/ipv4/ip_input.c:234) 
[ 1233.311200][ C0] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254) 
[ 1233.311494][ C0] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243) 
[ 1233.311837][ C0] ? ip_rcv_finish_core.constprop.0 (./include/linux/skbuff.h:1136 ./include/linux/skbuff.h:1188 net/ipv4/ip_input.c:390) 
[ 1233.312194][ 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) 
[ 1233.312417][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562) 
[ 1233.312669][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 1233.312987][ 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)) 
[ 1233.313319][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562) 
[ 1233.313560][ C0] __netif_receive_skb_one_core (net/core/dev.c:5542 (discriminator 4)) 
[ 1233.313884][ C0] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5535) 
[ 1233.314232][ C0] ? mark_held_locks (kernel/locking/lockdep.c:4274) 
[ 1233.314513][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) 
[ 1233.314770][ 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)) 
[ 1233.315085][ C0] netif_receive_skb_internal (net/core/dev.c:5742) 
[ 1233.315446][ C0] ? __pfx_netif_receive_skb_internal (net/core/dev.c:5721) 
[ 1233.315802][ C0] ? __copy_skb_header (./include/net/dst.h:290 net/core/skbuff.c:1426) 
[ 1233.316083][ 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:1497 (discriminator 4)) 
[ 1233.316338][ C0] netif_receive_skb (net/core/dev.c:5801) 
[ 1233.316634][ C0] tcf_mirred_to_dev (net/sched/act_mirred.c:249 net/sched/act_mirred.c:324) act_mirred
[ 1233.316981][ C0] ? __pfx_tcf_skbedit_act (net/sched/act_skbedit.c:43) act_skbedit
[ 1233.317341][ C0] tcf_mirred_act (net/sched/act_mirred.c:459 (discriminator 2)) act_mirred
[ 1233.317689][ C0] tcf_action_exec.part.0 (./include/net/tc_wrapper.h:130 net/sched/act_api.c:1100) 
[ 1233.317994][ C0] fl_classify (net/sched/cls_flower.c:345) cls_flower
[ 1233.318308][ C0] ? __pfx_fl_classify (net/sched/cls_flower.c:316) cls_flower
[ 1233.318671][ C0] ? __pfx_usage_match (kernel/locking/lockdep.c:2256) 
[ 1233.318956][ C0] ? check_irq_usage (kernel/locking/lockdep.c:2823) 
[ 1233.319228][ C0] ? __pfx_check_irq_usage (kernel/locking/lockdep.c:2790) 
[ 1233.319538][ C0] ? __bfs (kernel/locking/lockdep.c:1787) 
[ 1233.319794][ C0] ? __pfx_check_irq_usage (kernel/locking/lockdep.c:2790) 
[ 1233.320091][ C0] ? __bfs (kernel/locking/lockdep.c:1787) 
[ 1233.320319][ C0] ? __pfx_hlock_conflict (kernel/locking/lockdep.c:2016) 
[ 1233.320601][ C0] ? __bfs (kernel/locking/lockdep.c:1787) 
[ 1233.320850][ C0] ? __pfx_usage_match (kernel/locking/lockdep.c:2256) 
[ 1233.321124][ C0] ? check_path.constprop.0 (kernel/locking/lockdep.c:2145) 
[ 1233.321426][ C0] ? check_noncircular (kernel/locking/lockdep.c:2172) 
[ 1233.321745][ C0] ? __pfx_check_noncircular (kernel/locking/lockdep.c:2163) 
[ 1233.322059][ C0] __tcf_classify (./include/net/tc_wrapper.h:197 net/sched/cls_api.c:1734) 
[ 1233.322319][ C0] tcf_classify (net/sched/cls_api.c:1830) 
[ 1233.322567][ C0] ? __pfx_tcf_classify (net/sched/cls_api.c:1779) 
[ 1233.322880][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 1233.323176][ C0] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 ./include/linux/rcupdate.h:802 net/core/dev.c:4284) 
[ 1233.323488][ C0] tc_run (net/core/dev.c:3945) 
[ 1233.323708][ C0] ? __pfx_tc_run (net/core/dev.c:3929) 
[ 1233.323987][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) 
[ 1233.324246][ C0] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 ./include/linux/rcupdate.h:802 net/core/dev.c:4284) 
[ 1233.324525][ C0] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 ./include/linux/rcupdate.h:802 net/core/dev.c:4284) 
[ 1233.324835][ C0] __dev_queue_xmit (net/core/dev.c:4069 net/core/dev.c:4301) 
[ 1233.325123][ C0] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) 
[ 1233.325359][ C0] ? mark_held_locks (kernel/locking/lockdep.c:4274) 
[ 1233.325619][ C0] ? __pfx___dev_queue_xmit (net/core/dev.c:4268) 
[ 1233.325944][ C0] ? neigh_hh_output (./include/linux/seqlock.h:74 ./include/linux/seqlock.h:772 ./include/net/neighbour.h:496) 
[ 1233.326235][ C0] ? vrf_ip_local_out (./include/net/dst.h:450 ./include/net/dst.h:448 drivers/net/vrf.c:522) vrf
[ 1233.326550][ C0] ip_finish_output2 (./include/net/neighbour.h:540 net/ipv4/ip_output.c:235) 
[ 1233.326853][ C0] ? __pfx_ip_finish_output2 (net/ipv4/ip_output.c:199) 
[ 1233.327168][ C0] ? __ip_finish_output (./include/linux/skbuff.h:1624 ./include/linux/skbuff.h:4935 net/ipv4/ip_output.c:307 net/ipv4/ip_output.c:295) 
[ 1233.327477][ C0] ip_output (./include/linux/netfilter.h:303 net/ipv4/ip_output.c:433) 
[ 1233.327712][ 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) 
[ 1233.327997][ C0] ? __pfx_ip_output (net/ipv4/ip_output.c:427) 
[ 1233.328268][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 1233.328580][ C0] ? ip_local_out (./include/linux/skbuff.h:1136 ./include/net/dst.h:450 net/ipv4/ip_output.c:129) 
[ 1233.328836][ C0] __ip_queue_xmit (net/ipv4/ip_output.c:535 (discriminator 4)) 
[ 1233.329135][ C0] __tcp_transmit_skb (net/ipv4/tcp_output.c:1462 (discriminator 4)) 
[ 1233.329434][ C0] ? __pfx___tcp_transmit_skb (net/ipv4/tcp_output.c:1283) 
[ 1233.329743][ C0] ? __tcp_send_ack.part.0 (./include/linux/skbuff.h:1301 net/ipv4/tcp_output.c:4206) 
[ 1233.330038][ C0] tcp_rcv_state_process (net/ipv4/tcp_input.c:6885) 
[ 1233.330375][ C0] ? __pfx_tcp_rcv_state_process (net/ipv4/tcp_input.c:6621) 
[ 1233.330705][ C0] ? tcp_v4_rcv (./include/linux/skbuff.h:1624 ./include/net/tcp.h:2512 net/ipv4/tcp_ipv4.c:2327) 
[ 1233.330969][ C0] ? tcp_v4_rcv (./include/linux/skbuff.h:1624 ./include/net/tcp.h:2512 net/ipv4/tcp_ipv4.c:2327) 
[ 1233.331226][ 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) 
[ 1233.331532][ C0] tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1930) 
[ 1233.331809][ C0] ? __pfx_tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1887) 
[ 1233.332089][ C0] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2330) 
[ 1233.332347][ C0] ? __pfx_tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2163) 
[ 1233.332645][ C0] ? __pfx_raw_v4_input (net/ipv4/raw.c:165) 
[ 1233.332935][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 1233.333248][ C0] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207 (discriminator 8)) 
[ 1233.333542][ C0] ip_local_deliver_finish (./include/linux/rcupdate.h:779 net/ipv4/ip_input.c:234) 
[ 1233.333867][ C0] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254) 
[ 1233.334150][ C0] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243) 
[ 1233.334452][ C0] ? ip_rcv_finish_core.constprop.0 (./include/linux/skbuff.h:1136 ./include/linux/skbuff.h:1188 net/ipv4/ip_input.c:390) 
[ 1233.334796][ 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) 
[ 1233.335031][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562) 
[ 1233.335287][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 1233.335613][ C0] ? process_backlog (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/dev.c:5983) 
[ 1233.335890][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562) 
[ 1233.336138][ C0] __netif_receive_skb_one_core (net/core/dev.c:5542 (discriminator 4)) 
[ 1233.336496][ C0] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5535) 
[ 1233.336855][ C0] ? __pfx_do_raw_spin_trylock (kernel/locking/spinlock_debug.c:122) 
[ 1233.337163][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) 
[ 1233.337423][ C0] ? process_backlog (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/dev.c:5983) 
[ 1233.337732][ C0] process_backlog (./include/linux/rcupdate.h:779 net/core/dev.c:5985) 
[ 1233.338004][ C0] __napi_poll.constprop.0 (net/core/dev.c:6585) 
[ 1233.338295][ C0] net_rx_action (net/core/dev.c:6653 net/core/dev.c:6786) 
[ 1233.338550][ C0] ? __pfx_net_rx_action (net/core/dev.c:6750) 
[ 1233.338866][ C0] ? __pfx___schedule (kernel/sched/core.c:6608) 
[ 1233.339146][ C0] ? __pfx___lock_release (kernel/locking/lockdep.c:5406) 
[ 1233.339459][ C0] __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) 
[ 1233.339708][ C0] ? __pfx_run_ksoftirqd (kernel/softirq.c:914) 
[ 1233.340029][ C0] run_ksoftirqd (kernel/softirq.c:410 kernel/softirq.c:922 kernel/softirq.c:913) 
[ 1233.340287][ C0] smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 1233.340559][ C0] ? __pfx_smpboot_thread_fn (kernel/smpboot.c:107) 
[ 1233.340856][ C0] ? __pfx_smpboot_thread_fn (kernel/smpboot.c:107) 
[ 1233.341187][ C0] kthread (kernel/kthread.c:388) 
[ 1233.341428][ C0] ? __pfx_kthread (kernel/kthread.c:341) 
[ 1233.341696][ C0] ret_from_fork (arch/x86/kernel/process.c:153) 
[ 1233.341940][ C0] ? __pfx_kthread (kernel/kthread.c:341) 


Finger prints:
dump_stack_lvl:validate_chain:__lock_acquire:_raw_spin_lock_nested