======================================
| xx__-> [   20.763650][  T274] ip (274) used greatest stack depth: 23968 bytes left
| [   36.960293][    C2] ------------[ cut here ]------------
| [ 36.960983][ C2] WARNING: CPU: 2 PID: 0 at ./include/linux/skbuff.h:1164 icmp_route_lookup.constprop.0 (./include/linux/skbuff.h:1164 ./include/linux/skbuff.h:1178 net/ipv4/icmp.c:548) 
| [   36.961680][    C2] Modules linked in: nft_masq nft_chain_nat nf_nat nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
[   36.963120][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.963592][ C2] RIP: 0010:icmp_route_lookup.constprop.0 (./include/linux/skbuff.h:1164 ./include/linux/skbuff.h:1178 net/ipv4/icmp.c:548) 
[ 36.964036][ C2] Code: c1 ea 03 80 3c 02 00 0f 85 2c 05 00 00 48 8b 45 58 48 89 44 24 08 a8 01 0f 85 35 02 00 00 48 f7 44 24 08 fe ff ff ff 74 04 90 <0f> 0b 90 48 b8 00 00 00 00 00 fc ff df 4c 89 da 48 c1 ea 03 80 3c
All code
========
   0:	c1 ea 03             	shr    $0x3,%edx
   3:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1)
   7:	0f 85 2c 05 00 00    	jne    0x539
   d:	48 8b 45 58          	mov    0x58(%rbp),%rax
  11:	48 89 44 24 08       	mov    %rax,0x8(%rsp)
  16:	a8 01                	test   $0x1,%al
  18:	0f 85 35 02 00 00    	jne    0x253
  1e:	48 f7 44 24 08 fe ff 	testq  $0xfffffffffffffffe,0x8(%rsp)
  25:	ff ff 
  27:	74 04                	je     0x2d
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  34:	fc ff df 
  37:	4c 89 da             	mov    %r11,%rdx
  3a:	48 c1 ea 03          	shr    $0x3,%rdx
  3e:	80                   	.byte 0x80
  3f:	3c                   	.byte 0x3c

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   a:	fc ff df 
   d:	4c 89 da             	mov    %r11,%rdx
  10:	48 c1 ea 03          	shr    $0x3,%rdx
  14:	80                   	.byte 0x80
  15:	3c                   	.byte 0x3c
[   36.965242][    C2] RSP: 0018:ffffc90000218768 EFLAGS: 00010282
[   36.965680][    C2] RAX: ffff888013144c40 RBX: 1ffff920000430f1 RCX: 0000000000000002
[   36.966191][    C2] RDX: 1ffff11000b081d3 RSI: ffffffffa9ca1d68 RDI: ffffc9000021881a
[   36.966733][    C2] RBP: ffff888005840e40 R08: 0000000000000001 R09: ffff888013145540
[   36.967263][    C2] R10: ffff888013145583 R11: ffff888005840e98 R12: ffff8880037eb740
[   36.967782][    C2] R13: ffffc90000218a18 R14: ffff888013145540 R15: ffffc900002187a8
[   36.968306][    C2] FS:  0000000000000000(0000) GS:ffff88808a5a4000(0000) knlGS:0000000000000000
[   36.968894][    C2] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.969340][    C2] CR2: 00007ffc246fcf90 CR3: 0000000011ea1006 CR4: 0000000000772ef0
[   36.969849][    C2] PKRU: 55555554
[   36.970112][    C2] Call Trace:
[   36.970384][    C2]  <IRQ>
[ 36.970578][ C2] ? __pfx_icmp_route_lookup.constprop.0 (net/ipv4/icmp.c:480) 
[ 36.971249][ C2] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.971596][ C2] ? __ip_options_echo (net/ipv4/ip_options.c:86) 
[ 36.971935][ C2] ? __icmp_send (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/ipv4/icmp.c:718) 
[ 36.972288][ C2] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.972633][ C2] __icmp_send (net/ipv4/icmp.c:746) 
[ 36.972989][ C2] ? __pfx___icmp_send (net/ipv4/icmp.c:596) 
[ 36.973370][ C2] ? common_startup_64 (arch/x86/kernel/head_64.S:419) 
[ 36.973723][ C2] ipv4_send_dest_unreach (net/ipv4/route.c:1249) 
[ 36.974069][ C2] ? __pfx_ipv4_send_dest_unreach (net/ipv4/route.c:1223) 
[ 36.974502][ C2] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.974850][ C2] ipv4_link_failure (./include/linux/skbuff.h:1156 ./include/net/route.h:88 net/ipv4/route.c:1258) 
[ 36.975464][ C2] arp_error_report (net/ipv4/arp.c:298) 
[ 36.975805][ C2] neigh_invalidate (net/core/neighbour.c:1049) 
[ 36.976401][ C2] neigh_timer_handler (net/core/neighbour.c:1155 (discriminator 2)) 
[ 36.976998][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.977350][ C2] ? __pfx_neigh_timer_handler (net/core/neighbour.c:1072) 
[ 36.977690][ C2] call_timer_fn (kernel/time/timer.c:1747) 
[ 36.978029][ C2] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1737) 
[ 36.978378][ C2] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1737) 
[ 36.978713][ C2] ? __pfx_call_timer_fn (kernel/time/timer.c:1724) 
[ 36.979055][ C2] ? __run_timers (kernel/time/timer.c:1798 kernel/time/timer.c:2372) 
[ 36.979413][ C2] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.979995][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.980346][ C2] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2372) 
[ 36.980696][ C2] ? __pfx_neigh_timer_handler (net/core/neighbour.c:1072) 
[ 36.981054][ C2] ? __pfx___run_timers (kernel/time/timer.c:2343) 
[ 36.981660][ C2] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[ 36.982002][ C2] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 36.982595][ C2] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 36.982934][ C2] ? run_timer_base (kernel/time/timer.c:2384 kernel/time/timer.c:2376 kernel/time/timer.c:2393) 
[ 36.983292][ C2] run_timer_base (kernel/time/timer.c:2385 kernel/time/timer.c:2376 kernel/time/timer.c:2393) 
[ 36.983628][ C2] run_timer_softirq (kernel/time/timer.c:2404) 
[ 36.983980][ C2] handle_softirqs (kernel/softirq.c:579) 
[ 36.984339][ C2] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 36.984678][ C2] irq_exit_rcu (kernel/softirq.c:698) 
[ 36.984940][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[   36.985294][    C2]  </IRQ>
[   36.985475][    C2]  <TASK>
[ 36.985653][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 36.986074][ C2] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 36.986437][ C2] Code: 24 ce 00 e9 43 59 02 00 0f 1f 00 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 23 2f 26 00 fb f4 <c3> cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	24 ce                	and    $0xce,%al
   2:	00 e9                	add    %ch,%cl
   4:	43 59                	rex.XB pop %r9
   6:	02 00                	add    (%rax),%al
   8:	0f 1f 00             	nopl   (%rax)
   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 23 2f 26 00 	verw   0x262f23(%rip)        # 0x262f4b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	cc                   	int3
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  2f:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 
  39:	66 90                	xchg   %ax,%ax
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	cc                   	int3
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   5:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 
   f:	66 90                	xchg   %ax,%ax
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[   36.987892][    C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000242
[   36.988327][    C2] RAX: 00000000000a6d45 RBX: 1ffff92000028fc1 RCX: ffffffffa90323f9
[   36.988829][    C2] RDX: 0000000000000000 RSI: ffffffffa9cb8b93 RDI: ffffffffa945b2e0
[   36.989587][    C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c26702
[   36.990088][    C2] R10: ffff888036133813 R11: ffffffffa9e11288 R12: 0000000000000000
[   36.990609][    C2] R13: ffff888001bf2340 R14: dffffc0000000000 R15: 0000000000000000
[ 36.991122][ C2] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 36.991796][ C2] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:749) 
[ 36.992055][ C2] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 36.992401][ C2] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 36.992741][ C2] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 36.993082][ C2] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 36.993661][ C2] do_idle (kernel/sched/idle.c:325) 
[ 36.993926][ C2] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 36.994725][ C2] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 36.995067][ C2] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 


Finger prints:
__icmp_send:ipv4_send_dest_unreach:ipv4_link_failure:arp_error_report:neigh_invalidate