======================================
| [ 1244.454232][ C2] #6: ffffffff993447e0 (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)) 
| [ 1244.454816][ C2] #7: ffffffff993447e0 (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) 
| [ 1244.455387][    C2]
| [ 1244.455387][    C2] stack backtrace:
[ 1244.456118][    C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1244.456763][    C2] Call Trace:
[ 1244.456957][    C2]  <IRQ>
[ 1244.457112][ C2] dump_stack_lvl (lib/dump_stack.c:107) 
[ 1244.457360][ C2] validate_chain (kernel/locking/lockdep.c:3859) 
[ 1244.457632][ C2] ? __pfx_validate_chain (kernel/locking/lockdep.c:3825) 
[ 1244.457912][ C2] ? 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) 
[ 1244.458172][ C2] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) 
[ 1244.458406][ C2] __lock_acquire (kernel/locking/lockdep.c:5137) 
[ 1244.458674][ C2] ? lock_downgrade (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:67 ./arch/x86/include/asm/irqflags.h:103 kernel/locking/lockdep.c:5653) 
[ 1244.458957][ C2] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) 
[ 1244.459200][ C2] lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 1244.459465][ C2] ? tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2510 net/ipv4/tcp_ipv4.c:2326) 
[ 1244.459733][ C2] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 1244.460029][ C2] ? __pfx_sk_filter_trim_cap (net/core/filter.c:130) 
[ 1244.460341][ C2] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) 
[ 1244.460591][ C2] ? tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2510 net/ipv4/tcp_ipv4.c:2326) 
[ 1244.460860][ C2] _raw_spin_lock_nested (kernel/locking/spinlock.c:379) 
[ 1244.461134][ C2] ? tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2510 net/ipv4/tcp_ipv4.c:2326) 
[ 1244.461403][ C2] tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2510 net/ipv4/tcp_ipv4.c:2326) 
[ 1244.461651][ C2] ? __pfx_tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2162) 
[ 1244.461928][ C2] ? __pfx_raw_v4_input (net/ipv4/raw.c:165) 
[ 1244.462198][ C2] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 1244.462498][ C2] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207 (discriminator 8)) 
[ 1244.462809][ C2] ip_local_deliver_finish (./include/linux/rcupdate.h:779 net/ipv4/ip_input.c:234) 
[ 1244.463127][ C2] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254) 
[ 1244.463388][ C2] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243) 
[ 1244.463696][ C2] ? ip_rcv_finish_core.constprop.0 (./include/linux/skbuff.h:1131 ./include/linux/skbuff.h:1183 net/ipv4/ip_input.c:390) 
[ 1244.464036][ C2] ip_rcv (./include/net/dst.h:461 net/ipv4/ip_input.c:449 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:569) 
[ 1244.464270][ C2] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562) 
[ 1244.464520][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 1244.464819][ C2] ? 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)) 
[ 1244.465130][ C2] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562) 
[ 1244.465369][ C2] __netif_receive_skb_one_core (net/core/dev.c:5542 (discriminator 4)) 
[ 1244.465699][ C2] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5535) 
[ 1244.466037][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4274) 
[ 1244.466308][ C2] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) 
[ 1244.466559][ C2] ? 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)) 
[ 1244.466911][ C2] netif_receive_skb_internal (net/core/dev.c:5742) 
[ 1244.467212][ C2] ? __pfx_netif_receive_skb_internal (net/core/dev.c:5721) 
[ 1244.467560][ C2] ? __copy_skb_header (./include/net/dst.h:290 net/core/skbuff.c:1420) 
[ 1244.467827][ C2] ? __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)) 
[ 1244.468099][ C2] netif_receive_skb (net/core/dev.c:5801) 
[ 1244.468356][ C2] tcf_mirred_to_dev (net/sched/act_mirred.c:249 net/sched/act_mirred.c:324) act_mirred
[ 1244.468700][ C2] ? __pfx_tcf_skbedit_act (net/sched/act_skbedit.c:43) act_skbedit
[ 1244.469083][ C2] tcf_mirred_act (net/sched/act_mirred.c:459 (discriminator 2)) act_mirred
[ 1244.469405][ C2] tcf_action_exec.part.0 (./include/net/tc_wrapper.h:130 net/sched/act_api.c:1100) 
[ 1244.469693][ C2] fl_classify (net/sched/cls_flower.c:345) cls_flower
[ 1244.470002][ C2] ? __pfx_fl_classify (net/sched/cls_flower.c:316) cls_flower
[ 1244.470366][ C2] ? __pfx_usage_match (kernel/locking/lockdep.c:2256) 
[ 1244.470632][ C2] ? check_irq_usage (kernel/locking/lockdep.c:2823) 
[ 1244.470947][ C2] ? __pfx_check_irq_usage (kernel/locking/lockdep.c:2790) 
[ 1244.471230][ C2] ? __bfs (kernel/locking/lockdep.c:1787) 
[ 1244.471447][ C2] ? __pfx_hlock_conflict (kernel/locking/lockdep.c:2016) 
[ 1244.471745][ C2] ? __bfs (kernel/locking/lockdep.c:1787) 
[ 1244.471987][ C2] ? __pfx_usage_match (kernel/locking/lockdep.c:2256) 
[ 1244.472268][ C2] ? check_path.constprop.0 (kernel/locking/lockdep.c:2145) 
[ 1244.472553][ C2] ? check_noncircular (kernel/locking/lockdep.c:2172) 
[ 1244.472840][ C2] ? __pfx_check_noncircular (kernel/locking/lockdep.c:2163) 
[ 1244.473160][ C2] __tcf_classify (./include/net/tc_wrapper.h:197 net/sched/cls_api.c:1734) 
[ 1244.473441][ C2] tcf_classify (net/sched/cls_api.c:1830) 
[ 1244.473682][ C2] ? __pfx_tcf_classify (net/sched/cls_api.c:1779) 
[ 1244.473965][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 1244.474242][ C2] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 ./include/linux/rcupdate.h:802 net/core/dev.c:4284) 
[ 1244.474562][ C2] tc_run (net/core/dev.c:3945) 
[ 1244.474795][ C2] ? __pfx_tc_run (net/core/dev.c:3929) 
[ 1244.475174][ C2] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) 
[ 1244.475561][ C2] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 ./include/linux/rcupdate.h:802 net/core/dev.c:4284) 
[ 1244.475984][ C2] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 ./include/linux/rcupdate.h:802 net/core/dev.c:4284) 
[ 1244.476414][ C2] __dev_queue_xmit (net/core/dev.c:4069 net/core/dev.c:4301) 
[ 1244.476813][ C2] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) 
[ 1244.477168][ C2] ? mark_held_locks (kernel/locking/lockdep.c:4274) 
[ 1244.477572][ C2] ? __pfx___dev_queue_xmit (net/core/dev.c:4268) 
[ 1244.478021][ C2] ? neigh_hh_output (./include/linux/seqlock.h:74 ./include/linux/seqlock.h:772 ./include/net/neighbour.h:496) 
[ 1244.478438][ C2] ? vrf_ip_local_out (./include/net/dst.h:451 ./include/net/dst.h:449 drivers/net/vrf.c:522) vrf
[ 1244.478919][ C2] ip_finish_output2 (./include/net/neighbour.h:540 net/ipv4/ip_output.c:235) 
[ 1244.479341][ C2] ? __pfx_ip_finish_output2 (net/ipv4/ip_output.c:199) 
[ 1244.479801][ C2] ? __ip_finish_output (net/ipv4/ip_output.c:256 net/ipv4/ip_output.c:308 net/ipv4/ip_output.c:295) 
[ 1244.480244][ C2] ip_output (./include/linux/netfilter.h:303 net/ipv4/ip_output.c:433) 
[ 1244.480588][ C2] ? 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) 
[ 1244.480923][ C2] ? __pfx_ip_output (net/ipv4/ip_output.c:427) 
[ 1244.481197][ C2] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 1244.481495][ C2] ? ip_local_out (./include/linux/skbuff.h:1131 ./include/net/dst.h:451 net/ipv4/ip_output.c:129) 
[ 1244.481765][ C2] __ip_queue_xmit (net/ipv4/ip_output.c:535 (discriminator 4)) 
[ 1244.482053][ C2] ? __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)) 
[ 1244.482320][ C2] __tcp_transmit_skb (net/ipv4/tcp_output.c:1462 (discriminator 4)) 
[ 1244.482619][ C2] ? __pfx___tcp_transmit_skb (net/ipv4/tcp_output.c:1283) 
[ 1244.482916][ C2] ? 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) 
[ 1244.483241][ C2] tcp_write_xmit (net/ipv4/tcp_output.c:2792) 
[ 1244.483498][ C2] ? ipv4_mtu (./include/net/net_namespace.h:385 ./include/linux/netdevice.h:2651 ./include/net/ip.h:465 net/ipv4/route.c:1326) 
[ 1244.483745][ C2] ? __pfx_tcp_write_xmit (net/ipv4/tcp_output.c:2702) 
[ 1244.484050][ C2] ? __pfx_tcp_current_mss (net/ipv4/tcp_output.c:1853) 
[ 1244.484350][ C2] __tcp_push_pending_frames (net/ipv4/tcp_output.c:2977) 
[ 1244.484680][ C2] tcp_rcv_state_process (net/ipv4/tcp_input.c:5654 net/ipv4/tcp_input.c:6870) 
[ 1244.484985][ C2] ? tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2510 net/ipv4/tcp_ipv4.c:2326) 
[ 1244.485235][ C2] ? 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) 
[ 1244.485475][ C2] ? __lock_acquired (kernel/locking/lockdep.c:339 kernel/locking/lockdep.c:5991) 
[ 1244.485761][ C2] ? __pfx_tcp_rcv_state_process (net/ipv4/tcp_input.c:6620) 
[ 1244.486074][ C2] ? __pfx___lock_acquired (kernel/locking/lockdep.c:5959) 
[ 1244.486375][ C2] ? __pfx_do_raw_spin_trylock (kernel/locking/spinlock_debug.c:122) 
[ 1244.486674][ C2] tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1929) 
[ 1244.486965][ C2] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2329) 
[ 1244.487211][ C2] ? __pfx_tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2162) 
[ 1244.487491][ C2] ? __pfx_raw_v4_input (net/ipv4/raw.c:165) 
[ 1244.487783][ C2] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 1244.488102][ C2] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207 (discriminator 8)) 
[ 1244.488389][ C2] ip_local_deliver_finish (./include/linux/rcupdate.h:779 net/ipv4/ip_input.c:234) 
[ 1244.488695][ C2] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254) 
[ 1244.489039][ C2] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243) 
[ 1244.489378][ C2] ? ip_rcv_finish_core.constprop.0 (./include/linux/skbuff.h:1131 ./include/linux/skbuff.h:1183 net/ipv4/ip_input.c:390) 
[ 1244.489733][ C2] ip_rcv (./include/net/dst.h:461 net/ipv4/ip_input.c:449 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:569) 
[ 1244.489953][ C2] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562) 
[ 1244.490214][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 1244.490495][ C2] ? process_backlog (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/dev.c:5983) 
[ 1244.490779][ C2] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562) 
[ 1244.491026][ C2] __netif_receive_skb_one_core (net/core/dev.c:5542 (discriminator 4)) 
[ 1244.491366][ C2] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5535) 
[ 1244.491707][ C2] ? __pfx_do_raw_spin_trylock (kernel/locking/spinlock_debug.c:122) 
[ 1244.492037][ C2] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) 
[ 1244.492284][ C2] ? process_backlog (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/dev.c:5983) 
[ 1244.492546][ C2] process_backlog (./include/linux/rcupdate.h:779 net/core/dev.c:5985) 
[ 1244.492831][ C2] __napi_poll.constprop.0 (net/core/dev.c:6585) 
[ 1244.493135][ C2] net_rx_action (net/core/dev.c:6653 net/core/dev.c:6786) 
[ 1244.493411][ C2] ? __pfx_net_rx_action (net/core/dev.c:6750) 
[ 1244.493697][ C2] ? ktime_get (./include/linux/seqlock.h:74 kernel/time/timekeeping.c:846) 
[ 1244.493935][ C2] ? hrtimer_interrupt (kernel/time/hrtimer.c:1806) 
[ 1244.494222][ C2] ? __pfx_rebalance_domains (kernel/sched/fair.c:11695) 
[ 1244.494525][ C2] ? clockevents_program_event (kernel/time/clockevents.c:336 (discriminator 3)) 
[ 1244.494858][ C2] __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) 
[ 1244.495104][ C2] irq_exit_rcu (kernel/softirq.c:427 kernel/softirq.c:632 kernel/softirq.c:644) 
[ 1244.495354][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1076 (discriminator 14)) 
[ 1244.495656][    C2]  </IRQ>
[ 1244.495846][    C2]  <TASK>
[ 1244.496004][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:649) 
[ 1244.496344][ C2] RIP: 0010:default_idle (./arch/x86/include/asm/irqflags.h:37 ./arch/x86/include/asm/irqflags.h:72 arch/x86/kernel/process.c:743) 
[ 1244.496639][ C2] 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 eb 07 0f 00 2d 33 b2 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:	eb 07                	jmp    0x28
  21:	0f 00 2d 33 b2 41 00 	verw   0x41b233(%rip)        # 0x41b25b
  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
[ 1244.497667][    C2] RSP: 0018:ffffc9000014fdf8 EFLAGS: 00000206
[ 1244.497995][    C2] RAX: 00000000025a496f RBX: 1ffff92000029fc1 RCX: ffffffff980458c2
[ 1244.498439][    C2] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff95a969c6
[ 1244.498866][    C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006b7eea4
[ 1244.499308][    C2] R10: ffff888035bf7523 R11: 1ffff110003da40c R12: 0000000000000000
[ 1244.499721][    C2] R13: ffff888001d0de00 R14: dffffc0000000000 R15: 0000000000000000
[ 1244.500167][ C2] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:147) 
[ 1244.500470][ C2] ? cpuidle_idle_call (kernel/sched/idle.c:171) 
[ 1244.500765][ C2] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:98) 
[ 1244.501072][ C2] cpuidle_idle_call (kernel/sched/idle.c:171) 
[ 1244.501350][ C2] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:147) 
[ 1244.501644][ C2] do_idle (kernel/sched/idle.c:312) 
[ 1244.501884][ C2] cpu_startup_entry (kernel/sched/idle.c:409 (discriminator 1)) 
[ 1244.502134][ C2] start_secondary (arch/x86/kernel/smpboot.c:224 arch/x86/kernel/smpboot.c:304) 
[ 1244.502416][ C2] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:254) 
[ 1244.502697][ C2] secondary_startup_64_no_verify (arch/x86/kernel/head_64.S:461) 
| [ 1244.502697][ C2] secondary_startup_64_no_verify (arch/x86/kernel/head_64.S:461) 
| [ 1244.503061][    C2]  </TASK>
| [ 1272.663220][ T3785] ncat (3785) used greatest stack depth: 20976 bytes left
| [ 1294.612416][    C1] irq 4: nobody cared (try booting with the "irqpoll" option)
[ 1294.613217][    C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1294.613857][    C1] Call Trace:
[ 1294.614040][    C1]  <IRQ>
[ 1294.614199][ C1] dump_stack_lvl (lib/dump_stack.c:107) 
[ 1294.614446][ C1] __report_bad_irq (kernel/irq/spurious.c:214) 
[ 1294.614702][ C1] note_interrupt (kernel/irq/spurious.c:423) 
[ 1294.614949][ C1] handle_irq_event (kernel/irq/handle.c:198 kernel/irq/handle.c:210) 
[ 1294.615208][ C1] handle_edge_irq (kernel/irq/chip.c:833) 
[ 1294.615464][ C1] __common_interrupt (arch/x86/kernel/irq.c:271 (discriminator 22)) 
[ 1294.615732][ C1] common_interrupt (arch/x86/kernel/irq.c:247 (discriminator 14)) 
[ 1294.615982][    C1]  </IRQ>
[ 1294.616137][    C1]  <TASK>
[ 1294.616293][ C1] asm_common_interrupt (./arch/x86/include/asm/idtentry.h:640) 
[ 1294.616561][ C1] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 1294.616899][ C1] Code: 10 e8 01 bc a6 fd 48 89 ef e8 19 44 a7 fd 81 e3 00 02 00 00 75 1d 9c 58 f6 c4 02 75 29 48 85 db 74 01 fb 65 ff 0d 85 37 18 68 <74> 0e 5b 5d c3 cc cc cc cc e8 1f 4b c9 fd eb dc 0f 1f 44 00 00 5b
All code
========
   0:	10 e8                	adc    %ch,%al
   2:	01 bc a6 fd 48 89 ef 	add    %edi,-0x1076b703(%rsi,%riz,4)
   9:	e8 19 44 a7 fd       	call   0xfffffffffda74427
   e:	81 e3 00 02 00 00    	and    $0x200,%ebx
  14:	75 1d                	jne    0x33
  16:	9c                   	pushf
  17:	58                   	pop    %rax
  18:	f6 c4 02             	test   $0x2,%ah
  1b:	75 29                	jne    0x46
  1d:	48 85 db             	test   %rbx,%rbx
  20:	74 01                	je     0x23
  22:	fb                   	sti
  23:	65 ff 0d 85 37 18 68 	decl   %gs:0x68183785(%rip)        # 0x681837af
  2a:*	74 0e                	je     0x3a		<-- trapping instruction
  2c:	5b                   	pop    %rbx
  2d:	5d                   	pop    %rbp
  2e:	c3                   	ret
  2f:	cc                   	int3
  30:	cc                   	int3
  31:	cc                   	int3
  32:	cc                   	int3
  33:	e8 1f 4b c9 fd       	call   0xfffffffffdc94b57
  38:	eb dc                	jmp    0x16
  3a:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  3f:	5b                   	pop    %rbx

Code starting with the faulting instruction
===========================================
   0:	74 0e                	je     0x10
   2:	5b                   	pop    %rbx
   3:	5d                   	pop    %rbp
   4:	c3                   	ret
   5:	cc                   	int3
   6:	cc                   	int3
   7:	cc                   	int3
   8:	cc                   	int3
   9:	e8 1f 4b c9 fd       	call   0xfffffffffdc94b2d
   e:	eb dc                	jmp    0xffffffffffffffec
  10:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  15:	5b                   	pop    %rbx
[ 1294.617907][    C1] RSP: 0018:ffffc90000dafa88 EFLAGS: 00000286
[ 1294.618226][    C1] RAX: 0000000000000046 RBX: 0000000000000200 RCX: 1ffffffff339bf1b
[ 1294.618641][    C1] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff98077f51
[ 1294.619057][    C1] RBP: ffffffff9be23940 R08: 0000000000000000 R09: fffffbfff339bcd2
[ 1294.619473][    C1] R10: ffffffff99cde697 R11: 0000000000000000 R12: 0000000000000682
[ 1294.619887][    C1] R13: ffffffff9be23a50 R14: ffffffff9be23940 R15: ffff888005540000
[ 1294.620304][ C1] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 1294.620611][ C1] uart_write (drivers/tty/serial/serial_core.c:74 drivers/tty/serial/serial_core.c:616) 
[ 1294.620847][ C1] process_output_block (drivers/tty/n_tty.c:574) 
[ 1294.621128][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 1294.621447][ C1] n_tty_write (drivers/tty/n_tty.c:2380) 
[ 1294.621683][ C1] ? __pfx_n_tty_write (drivers/tty/n_tty.c:2350) 
[ 1294.621947][ C1] ? __pfx_woken_wake_function (kernel/sched/wait.c:439) 
[ 1294.622245][ C1] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) 
[ 1294.622498][ C1] ? iterate_tty_write (drivers/tty/tty_io.c:954 drivers/tty/tty_io.c:973) 
[ 1294.622768][ C1] iterate_tty_write (drivers/tty/tty_io.c:1022) 
[ 1294.623034][ C1] file_tty_write.constprop.0 (drivers/tty/tty_io.c:1096) 
[ 1294.623334][ C1] vfs_write (fs/read_write.c:498 fs/read_write.c:590) 
[ 1294.623565][ C1] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) 
[ 1294.623813][ C1] ? __might_fault (mm/memory.c:6060 mm/memory.c:6053) 
[ 1294.624064][ C1] ? __pfx_vfs_write (fs/read_write.c:571) 
[ 1294.624327][ C1] ? __might_fault (mm/memory.c:6060 mm/memory.c:6053) 
[ 1294.624577][ C1] ? lock_release (./include/trace/events/lock.h:69 kernel/locking/lockdep.c:5765) 
[ 1294.624826][ C1] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 1294.625075][ C1] ksys_write (fs/read_write.c:643) 
[ 1294.625301][ C1] ? __pfx_ksys_write (fs/read_write.c:633) 
[ 1294.625558][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 1294.625872][ C1] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 1294.626117][ C1] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) 
[ 1294.626436][    C1] RIP: 0033:0x7f241f77e957
[ 1294.626674][ C1] 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
[ 1294.627682][    C1] RSP: 002b:00007fffe5987678 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 1294.628119][    C1] RAX: ffffffffffffffda RBX: 000056059b7a6fe0 RCX: 00007f241f77e957
[ 1294.628538][    C1] RDX: 0000000000000001 RSI: 000056059b7a6fe0 RDI: 0000000000000001
[ 1294.628959][    C1] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000
[ 1294.629383][    C1] R10: 0000000000000001 R11: 0000000000000246 R12: 000056059b793510


Finger prints:
dump_stack_lvl:validate_chain:__lock_acquire:_raw_spin_lock_nested
secondary_startup_64_no_verify:dump_stack_lvl:__report_bad_irq:note_interrupt