======================================
| [ 1696.758469][   T86] br1: port 3(veth2) entered forwarding state
| [ 1699.050478][    C0] ------------[ cut here ]------------
| [ 1699.051255][ C0] WARNING: CPU: 0 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) 
| [ 1699.052016][    C0] Modules linked in: ip_gre dummy act_skbedit sch_prio vxlan ip6_udp_tunnel udp_tunnel act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre macvlan em_meta cls_basic sch_ets sch_tbf bridge stp llc 8021q vrf veth
[ 1699.054313][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1699.054780][ C0] RIP: 0010:icmp_route_lookup.constprop.0 (./include/linux/skbuff.h:1164 ./include/linux/skbuff.h:1178 net/ipv4/icmp.c:548) 
[ 1699.055270][ C0] 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
[ 1699.056617][    C0] RSP: 0018:ffffc90000007688 EFLAGS: 00010282
[ 1699.057086][    C0] RAX: ffff888006124940 RBX: 1ffff92000000ed5 RCX: 0000000000000002
[ 1699.057676][    C0] RDX: 1ffff11000a3c6b3 RSI: ffffffff85e9e3c3 RDI: ffffc9000000773a
[ 1699.058235][    C0] RBP: ffff8880051e3540 R08: 0000000000000001 R09: ffff8880061247c0
[ 1699.058806][    C0] R10: ffffffff86e050d7 R11: ffff8880051e3598 R12: ffffffff88de5b00
[ 1699.059603][    C0] R13: ffffc90000007938 R14: ffff88800257b240 R15: ffffc900000076c8
[ 1699.060150][    C0] FS:  0000000000000000(0000) GS:ffff8880a76b1000(0000) knlGS:0000000000000000
[ 1699.060816][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1699.061280][    C0] CR2: 000055c285de3dec CR3: 000000000a93d002 CR4: 0000000000772ef0
[ 1699.061857][    C0] PKRU: 55555554
[ 1699.062133][    C0] Call Trace:
[ 1699.062439][    C0]  <IRQ>
[ 1699.062641][ C0] ? __pfx_icmp_route_lookup.constprop.0 (net/ipv4/icmp.c:480) 
[ 1699.063113][ C0] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 1699.063506][ C0] ? __ip_options_echo (net/ipv4/ip_options.c:86) 
[ 1699.063890][ C0] ? __icmp_send (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/ipv4/icmp.c:718) 
[ 1699.064249][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 1699.064638][ C0] __icmp_send (net/ipv4/icmp.c:746) 
[ 1699.065018][ C0] ? ip_route_input_slow (net/ipv4/route.c:2423) 
[ 1699.065388][ C0] ? __pfx___icmp_send (net/ipv4/icmp.c:596) 
[ 1699.065767][ C0] ? handle_softirqs (kernel/softirq.c:579) 
[ 1699.066145][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1699.066642][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 1699.067015][ C0] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 1699.067378][ C0] ? ip_error (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/ipv4/route.c:1004) 
[ 1699.067679][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 1699.068048][ C0] ip_error (./include/net/icmp.h:44 net/ipv4/route.c:1007) 
[ 1699.068325][ C0] ? __pfx_ip_error (net/ipv4/route.c:933) 
[ 1699.068735][ C0] ? ip_rcv_finish_core (net/ipv4/ip_input.c:371) 
[ 1699.069115][ C0] ? ip_rcv (./include/net/dst.h:471 ./include/net/dst.h:469 net/ipv4/ip_input.c:454 ./include/linux/netfilter.h:317 ./include/linux/netfilter.h:311 net/ipv4/ip_input.c:574) 
[ 1699.069396][ C0] ip_rcv (./include/net/dst.h:471 ./include/net/dst.h:469 net/ipv4/ip_input.c:454 ./include/linux/netfilter.h:317 ./include/linux/netfilter.h:311 net/ipv4/ip_input.c:574) 
[ 1699.069689][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:567) 
[ 1699.070052][ C0] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 1699.070419][ C0] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 1699.070808][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 1699.071175][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:567) 
[ 1699.071543][ C0] ? process_backlog (./include/linux/local_lock_internal.h:54 net/core/dev.c:6442) 
[ 1699.071930][ C0] __netif_receive_skb_one_core (net/core/dev.c:5979 (discriminator 4)) 
[ 1699.072384][ C0] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5972) 
[ 1699.072859][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1699.073229][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 1699.073610][ C0] ? process_backlog (./include/linux/local_lock_internal.h:54 net/core/dev.c:6442) 
[ 1699.073976][ C0] process_backlog (./include/linux/rcupdate.h:869 net/core/dev.c:6445) 
[ 1699.074346][ C0] __napi_poll.constprop.0 (net/core/dev.c:7483) 
[ 1699.074740][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1699.075114][ C0] net_rx_action (net/core/dev.c:7546 net/core/dev.c:7673) 
[ 1699.075491][ C0] ? __pfx_net_rx_action (net/core/dev.c:7635) 
[ 1699.075883][ C0] ? tmigr_handle_remote (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 kernel/time/timer_migration.c:441 kernel/time/timer_migration.c:1074) 
[ 1699.076277][ C0] ? __pfx_tmigr_handle_remote (kernel/time/timer_migration.c:1059) 
[ 1699.076666][ C0] ? run_timer_softirq (kernel/time/timer.c:2404) 
[ 1699.077034][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 1699.077404][ C0] handle_softirqs (kernel/softirq.c:579) 
[ 1699.077806][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 1699.078169][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 1699.078440][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1699.078834][    C0]  </IRQ>
[ 1699.079033][    C0]  <TASK>
[ 1699.079221][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1699.079695][ C0] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 1699.080078][ C0] Code: 74 cf 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 bf 27 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:	74 cf                	je     0xffffffffffffffd1
   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 bf 27 00 	verw   0x27bf23(%rip)        # 0x27bf4b
  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
[ 1699.081421][    C0] RSP: 0018:ffffffff86007df8 EFLAGS: 00000246
[ 1699.081914][    C0] RAX: 00000000013ea8f3 RBX: 1ffffffff0c00fc3 RCX: ffffffff852193f9
[ 1699.082463][    C0] RDX: 0000000000000000 RSI: ffffffff85eb4dd5 RDI: ffffffff85656320
[ 1699.083035][    C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1005e86702
[ 1699.083590][    C0] R10: ffff88802f433813 R11: ffffffff86011288 R12: 0000000000000000
[ 1699.084147][    C0] R13: ffffffff8601f280 R14: dffffc0000000000 R15: 0000000000014770
[ 1699.084711][ C0] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 1699.085192][ C0] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:749) 
[ 1699.085465][ C0] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 1699.085850][ C0] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1699.086217][ C0] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 1699.086591][ C0] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 1699.086995][ C0] do_idle (kernel/sched/idle.c:325) 
[ 1699.087271][ C0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 1699.087641][ C0] rest_init (./include/linux/rcupdate.h:842 init/main.c:716) 
[ 1699.087939][ C0] start_kernel (init/main.c:1051 (discriminator 1)) 
[ 1699.088314][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:295) 
[ 1699.088688][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:231 (discriminator 17)) 


Finger prints:
__icmp_send:ip_error:ip_rcv:__netif_receive_skb_one_core:process_backlog