======================================
| [ 2544.641714][ C3] #9: ffffffffb21447e0 (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)) 
| [ 2544.642238][ C3] #10: ffffffffb21447e0 (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) 
| [ 2544.642760][    C3]
| [ 2544.642760][    C3] stack backtrace:
[ 2544.643441][    C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2544.644059][    C3] Call Trace:
[ 2544.644229][    C3]  <IRQ>
[ 2544.644380][ C3] dump_stack_lvl (lib/dump_stack.c:107) 
[ 2544.644627][ C3] validate_chain (kernel/locking/lockdep.c:3859) 
[ 2544.644870][ C3] ? __pfx_validate_chain (kernel/locking/lockdep.c:3825) 
[ 2544.645134][ C3] ? 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) 
[ 2544.645371][ C3] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) 
[ 2544.645594][ C3] __lock_acquire (kernel/locking/lockdep.c:5137) 
[ 2544.645838][ C3] ? lock_downgrade (kernel/locking/lockdep.c:5656) 
[ 2544.646084][ C3] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) 
[ 2544.646306][ C3] lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 2544.646562][ C3] ? tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2512 net/ipv4/tcp_ipv4.c:2327) 
[ 2544.646802][ C3] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 2544.647091][ C3] ? __pfx_sk_filter_trim_cap (net/core/filter.c:130) 
[ 2544.647375][ C3] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) 
[ 2544.647616][ C3] ? tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2512 net/ipv4/tcp_ipv4.c:2327) 
[ 2544.647858][ C3] _raw_spin_lock_nested (kernel/locking/spinlock.c:379) 
[ 2544.648125][ C3] ? tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2512 net/ipv4/tcp_ipv4.c:2327) 
[ 2544.648364][ C3] tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2512 net/ipv4/tcp_ipv4.c:2327) 
[ 2544.648602][ C3] ? __pfx_tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2163) 
[ 2544.648853][ C3] ? __pfx_raw_v4_input (net/ipv4/raw.c:165) 
[ 2544.649113][ C3] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 2544.649399][ C3] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207 (discriminator 8)) 
[ 2544.649678][ C3] ip_local_deliver_finish (./include/linux/rcupdate.h:779 net/ipv4/ip_input.c:234) 
[ 2544.649957][ C3] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254) 
[ 2544.650207][ C3] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243) 
[ 2544.650482][ C3] ? ip_rcv_finish_core.constprop.0 (./include/linux/skbuff.h:1131 ./include/linux/skbuff.h:1183 net/ipv4/ip_input.c:390) 
[ 2544.650806][ C3] 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) 
[ 2544.651011][ C3] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562) 
[ 2544.651244][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 2544.651509][ C3] ? 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)) 
[ 2544.651807][ C3] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562) 
[ 2544.652039][ C3] __netif_receive_skb_one_core (net/core/dev.c:5542 (discriminator 4)) 
[ 2544.652342][ C3] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5535) 
[ 2544.652668][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4274) 
[ 2544.652914][ C3] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) 
[ 2544.653154][ C3] ? 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)) 
[ 2544.653451][ C3] netif_receive_skb_internal (net/core/dev.c:5742) 
[ 2544.653737][ C3] ? __pfx_netif_receive_skb_internal (net/core/dev.c:5721) 
[ 2544.654054][ C3] ? __copy_skb_header (./include/net/dst.h:290 net/core/skbuff.c:1423) 
[ 2544.654313][ C3] ? __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:1494 (discriminator 4)) 
[ 2544.654560][ C3] netif_receive_skb (net/core/dev.c:5801) 
[ 2544.654810][ C3] tcf_mirred_to_dev (net/sched/act_mirred.c:251 net/sched/act_mirred.c:326) act_mirred
[ 2544.655129][ C3] ? __pfx_tcf_skbedit_act (net/sched/act_skbedit.c:43) act_skbedit
[ 2544.655464][ C3] tcf_mirred_act (net/sched/act_mirred.c:461 (discriminator 2)) act_mirred
[ 2544.655766][ C3] tcf_action_exec.part.0 (./include/net/tc_wrapper.h:130 net/sched/act_api.c:1100) 
[ 2544.656044][ C3] fl_classify (net/sched/cls_flower.c:345) cls_flower
[ 2544.656340][ C3] ? __pfx_fl_classify (net/sched/cls_flower.c:316) cls_flower
[ 2544.656654][ C3] ? __pfx_usage_match (kernel/locking/lockdep.c:2256) 
[ 2544.656909][ C3] ? check_irq_usage (kernel/locking/lockdep.c:2823) 
[ 2544.657163][ C3] ? __pfx_check_irq_usage (kernel/locking/lockdep.c:2790) 
[ 2544.657432][ C3] ? __bfs (kernel/locking/lockdep.c:1787) 
[ 2544.657642][ C3] ? __pfx_hlock_conflict (kernel/locking/lockdep.c:2016) 
[ 2544.657909][ C3] ? 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) 
[ 2544.658141][ C3] ? check_path.constprop.0 (kernel/locking/lockdep.c:2145) 
[ 2544.658416][ C3] ? check_noncircular (kernel/locking/lockdep.c:2172) 
[ 2544.658678][ C3] ? __pfx_check_noncircular (kernel/locking/lockdep.c:2163) 
[ 2544.658962][ C3] ? __pfx_validate_chain (kernel/locking/lockdep.c:3825) 
[ 2544.659227][ C3] ? 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) 
[ 2544.659463][ C3] __tcf_classify (./include/net/tc_wrapper.h:197 net/sched/cls_api.c:1734) 
[ 2544.659704][ C3] tcf_classify (net/sched/cls_api.c:1830) 
[ 2544.659939][ C3] ? __pfx_tcf_classify (net/sched/cls_api.c:1779) 
[ 2544.660195][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 2544.660461][ C3] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 ./include/linux/rcupdate.h:802 net/core/dev.c:4284) 
[ 2544.660723][ C3] tc_run (net/core/dev.c:3945) 
[ 2544.660930][ C3] ? __pfx_tc_run (net/core/dev.c:3929) 
[ 2544.661166][ C3] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) 
[ 2544.661406][ C3] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 ./include/linux/rcupdate.h:802 net/core/dev.c:4284) 
[ 2544.661668][ C3] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 ./include/linux/rcupdate.h:802 net/core/dev.c:4284) 
[ 2544.661930][ C3] __dev_queue_xmit (net/core/dev.c:4069 net/core/dev.c:4301) 
[ 2544.662185][ C3] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) 
[ 2544.662406][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4274) 
[ 2544.662651][ C3] ? __pfx___dev_queue_xmit (net/core/dev.c:4268) 
[ 2544.662925][ C3] ? neigh_hh_output (./include/linux/seqlock.h:74 ./include/linux/seqlock.h:772 ./include/net/neighbour.h:496) 
[ 2544.663179][ C3] ? vrf_ip_local_out (./include/net/dst.h:450 ./include/net/dst.h:448 drivers/net/vrf.c:522) vrf
[ 2544.663477][ C3] ip_finish_output2 (./include/net/neighbour.h:540 net/ipv4/ip_output.c:235) 
[ 2544.663736][ C3] ? __pfx_ip_finish_output2 (net/ipv4/ip_output.c:199) 
[ 2544.664015][ C3] ? __ip_finish_output (net/ipv4/ip_output.c:256 net/ipv4/ip_output.c:308 net/ipv4/ip_output.c:295) 
[ 2544.664281][ C3] ip_output (./include/linux/netfilter.h:303 net/ipv4/ip_output.c:433) 
[ 2544.664507][ C3] ? 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) 
[ 2544.664739][ C3] ? __pfx_ip_output (net/ipv4/ip_output.c:427) 
[ 2544.664983][ C3] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 2544.665271][ C3] ? ip_local_out (./include/linux/skbuff.h:1131 ./include/net/dst.h:450 net/ipv4/ip_output.c:129) 
[ 2544.665513][ C3] __ip_queue_xmit (net/ipv4/ip_output.c:535 (discriminator 4)) 
[ 2544.665762][ C3] ? __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:1494 (discriminator 4)) 
[ 2544.666000][ C3] __tcp_transmit_skb (net/ipv4/tcp_output.c:1462 (discriminator 4)) 
[ 2544.666270][ C3] ? __pfx___tcp_transmit_skb (net/ipv4/tcp_output.c:1283) 
[ 2544.666553][ C3] ? 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) 
[ 2544.666861][ C3] tcp_write_xmit (net/ipv4/tcp_output.c:2792) 
[ 2544.667115][ C3] ? ipv4_mtu (./include/net/net_namespace.h:383 ./include/linux/netdevice.h:2651 ./include/net/ip.h:465 net/ipv4/route.c:1326) 
[ 2544.667334][ C3] ? __pfx_tcp_write_xmit (net/ipv4/tcp_output.c:2702) 
[ 2544.667599][ C3] ? __pfx_tcp_current_mss (net/ipv4/tcp_output.c:1853) 
[ 2544.667871][ C3] __tcp_push_pending_frames (net/ipv4/tcp_output.c:2977) 
[ 2544.668156][ C3] tcp_rcv_state_process (net/ipv4/tcp_input.c:5654 net/ipv4/tcp_input.c:6881) 
[ 2544.668431][ C3] ? __pfx_tcp_rcv_state_process (net/ipv4/tcp_input.c:6621) 
[ 2544.668728][ C3] ? find_held_lock (kernel/locking/lockdep.c:5244) 
[ 2544.668973][ C3] ? tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2512 net/ipv4/tcp_ipv4.c:2327) 
[ 2544.669211][ C3] ? 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) 
[ 2544.669446][ C3] tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1930) 
[ 2544.669684][ C3] ? __pfx_tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1887) 
[ 2544.669946][ C3] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2330) 
[ 2544.670185][ C3] ? __pfx_tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2163) 
[ 2544.670434][ C3] ? __pfx_raw_v4_input (net/ipv4/raw.c:165) 
[ 2544.670691][ C3] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 2544.670979][ C3] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207 (discriminator 8)) 
[ 2544.671254][ C3] ip_local_deliver_finish (./include/linux/rcupdate.h:779 net/ipv4/ip_input.c:234) 
[ 2544.671532][ C3] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254) 
[ 2544.671781][ C3] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243) 
[ 2544.672055][ C3] ? ip_rcv_finish_core.constprop.0 (./include/linux/skbuff.h:1131 ./include/linux/skbuff.h:1183 net/ipv4/ip_input.c:390) 
[ 2544.672379][ C3] 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) 
[ 2544.672585][ C3] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562) 
[ 2544.672822][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 2544.673087][ C3] ? process_backlog (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/dev.c:5983) 
[ 2544.673340][ C3] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562) 
[ 2544.673573][ C3] __netif_receive_skb_one_core (net/core/dev.c:5542 (discriminator 4)) 
[ 2544.673874][ C3] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5535) 
[ 2544.674201][ C3] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) 
[ 2544.674446][ C3] ? process_backlog (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/dev.c:5983) 
[ 2544.674700][ C3] process_backlog (./include/linux/rcupdate.h:779 net/core/dev.c:5985) 
[ 2544.674943][ C3] __napi_poll.constprop.0 (net/core/dev.c:6584) 
[ 2544.675217][ C3] net_rx_action (net/core/dev.c:6653 net/core/dev.c:6786) 
[ 2544.675457][ C3] ? __pfx_net_rx_action (net/core/dev.c:6750) 
[ 2544.675719][ C3] ? lockdep_unlock (kernel/locking/lockdep.c:150) 
[ 2544.675970][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4274) 
[ 2544.676217][ C3] __do_softirq (kernel/softirq.c:553) 
[ 2544.676451][ C3] irq_exit_rcu (kernel/softirq.c:427 kernel/softirq.c:632 kernel/softirq.c:644) 
[ 2544.676676][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1076 (discriminator 14)) 
[ 2544.676965][    C3]  </IRQ>
[ 2544.677117][    C3]  <TASK>
[ 2544.677269][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:649) 
[ 2544.677580][ C3] RIP: 0010:lock_is_held_type (kernel/locking/lockdep.c:5830) 
[ 2544.677867][ C3] Code: 94 c4 b8 ff ff ff ff 65 0f c1 05 0e 2b 3a 4f 83 f8 01 75 2d 9c 58 f6 c4 02 75 37 48 f7 04 24 00 02 00 00 74 01 fb 48 83 c4 08 <44> 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 45 31 e4 eb
All code
========
   0:	94                   	xchg   %eax,%esp
   1:	c4                   	(bad)
   2:	b8 ff ff ff ff       	mov    $0xffffffff,%eax
   7:	65 0f c1 05 0e 2b 3a 	xadd   %eax,%gs:0x4f3a2b0e(%rip)        # 0x4f3a2b1d
   e:	4f 
   f:	83 f8 01             	cmp    $0x1,%eax
  12:	75 2d                	jne    0x41
  14:	9c                   	pushf
  15:	58                   	pop    %rax
  16:	f6 c4 02             	test   $0x2,%ah
  19:	75 37                	jne    0x52
  1b:	48 f7 04 24 00 02 00 	testq  $0x200,(%rsp)
  22:	00 
  23:	74 01                	je     0x26
  25:	fb                   	sti
  26:	48 83 c4 08          	add    $0x8,%rsp
  2a:*	44 89 e0             	mov    %r12d,%eax		<-- trapping instruction
  2d:	5b                   	pop    %rbx
  2e:	5d                   	pop    %rbp
  2f:	41 5c                	pop    %r12
  31:	41 5d                	pop    %r13
  33:	41 5e                	pop    %r14
  35:	41 5f                	pop    %r15
  37:	c3                   	ret
  38:	cc                   	int3
  39:	cc                   	int3
  3a:	cc                   	int3
  3b:	cc                   	int3
  3c:	45 31 e4             	xor    %r12d,%r12d
  3f:	eb                   	.byte 0xeb

Code starting with the faulting instruction
===========================================
   0:	44 89 e0             	mov    %r12d,%eax
   3:	5b                   	pop    %rbx
   4:	5d                   	pop    %rbp
   5:	41 5c                	pop    %r12
   7:	41 5d                	pop    %r13
   9:	41 5e                	pop    %r14
   b:	41 5f                	pop    %r15
   d:	c3                   	ret
   e:	cc                   	int3
   f:	cc                   	int3
  10:	cc                   	int3
  11:	cc                   	int3
  12:	45 31 e4             	xor    %r12d,%r12d
  15:	eb                   	.byte 0xeb
[ 2544.678850][    C3] RSP: 0018:ffffc90000b6f948 EFLAGS: 00000286
[ 2544.679161][    C3] RAX: 0000000000000046 RBX: ffffffffb2144780 RCX: 0000000000000001
[ 2544.679563][    C3] RDX: 0000000000000002 RSI: ffffffffb2144780 RDI: ffff8880066b8af0
[ 2544.679967][    C3] RBP: ffff8880066b8040 R08: ffffffffaf81735e R09: ffffed1000cd7008
[ 2544.680370][    C3] R10: ffffc90000b6fb00 R11: ffffffffb14ae608 R12: 0000000000000000
[ 2544.680771][    C3] R13: 00000000ffffffff R14: ffff8880066b8af0 R15: 0000000000000003
[ 2544.681173][ C3] ? process_output_block (drivers/tty/n_tty.c:531) 
[ 2544.681449][ C3] __might_resched (kernel/sched/core.c:10138) 
[ 2544.681696][ C3] __mutex_lock (./include/linux/kernel.h:107 kernel/locking/mutex.c:585 kernel/locking/mutex.c:752) 
[ 2544.681929][ C3] ? find_held_lock (kernel/locking/lockdep.c:5244) 
[ 2544.682174][ C3] ? process_output_block (drivers/tty/n_tty.c:531) 
[ 2544.682443][ C3] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) 
[ 2544.682701][ C3] ? 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) 
[ 2544.682933][ C3] ? __lock_release (kernel/locking/lockdep.c:353 kernel/locking/lockdep.c:5436) 
[ 2544.683179][ C3] ? do_raw_spin_trylock (./arch/x86/include/asm/atomic.h:115 ./include/linux/atomic/atomic-arch-fallback.h:2164 ./include/linux/atomic/atomic-instrumented.h:1296 ./include/asm-generic/qspinlock.h:97 kernel/locking/spinlock_debug.c:123) 
[ 2544.683448][ C3] ? __pfx___lock_release (kernel/locking/lockdep.c:5406) 
[ 2544.683714][ C3] ? 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) 
[ 2544.683946][ C3] ? process_output_block (drivers/tty/n_tty.c:531) 
[ 2544.684215][ C3] process_output_block (drivers/tty/n_tty.c:531) 
[ 2544.684488][ C3] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359) 
[ 2544.684824][ C3] n_tty_write (drivers/tty/n_tty.c:2380) 
[ 2544.685053][ C3] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2350) 
[ 2544.685307][ C3] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) 
[ 2544.685595][ C3] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) 
[ 2544.685835][ C3] ? iterate_tty_write (drivers/tty/tty_io.c:954 drivers/tty/tty_io.c:973) 
[ 2544.686095][ C3] iterate_tty_write (drivers/tty/tty_io.c:1021) 
[ 2544.686351][ C3] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1096) 
[ 2544.686645][ C3] vfs_write (./include/linux/fs.h:2085 fs/read_write.c:497 fs/read_write.c:590) 
[ 2544.686868][ C3] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) 
[ 2544.687111][ C3] ? __pfx_vfs_write (fs/read_write.c:571) 
[ 2544.687356][ C3] ? __might_fault (mm/memory.c:6060 mm/memory.c:6053) 
[ 2544.687603][ C3] ? kvm_clock_get_cycles (./arch/x86/include/asm/preempt.h:94 arch/x86/kernel/kvmclock.c:80 arch/x86/kernel/kvmclock.c:86) 
[ 2544.687874][ C3] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 2544.688110][ C3] ksys_write (fs/read_write.c:643) 
[ 2544.688330][ C3] ? __pfx_ksys_write (fs/read_write.c:633) 
[ 2544.688582][ C3] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 2544.688815][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) 
[ 2544.689123][    C3] RIP: 0033:0x7fd41e533957
[ 2544.689353][ C3] Code: 0b 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
All code
========
   0:	0b 00                	or     (%rax),%eax
   2:	f7 d8                	neg    %eax
   4:	64 89 02             	mov    %eax,%fs:(%rdx)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b7                	jmp    0xffffffffffffffc7
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 01 00 00 00       	mov    $0x1,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	48 89 54 24 18       	mov    %rdx,0x18(%rsp)
  3c:	48                   	rex.W
  3d:	89                   	.byte 0x89
  3e:	74 24                	je     0x64

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	48 89 54 24 18       	mov    %rdx,0x18(%rsp)
  12:	48                   	rex.W
  13:	89                   	.byte 0x89
  14:	74 24                	je     0x3a
[ 2544.690332][    C3] RSP: 002b:00007ffdb04dfca8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 2544.690756][    C3] RAX: ffffffffffffffda RBX: 00005583e10dbfb0 RCX: 00007fd41e533957
[ 2544.691159][    C3] RDX: 0000000000000001 RSI: 00005583e10dbfb0 RDI: 0000000000000001
[ 2544.691562][    C3] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 2544.691964][    C3] R10: 0000000000000001 R11: 0000000000000246 R12: 00005583e10c8530


Finger prints:
dump_stack_lvl:validate_chain:__lock_acquire:_raw_spin_lock_nested