======================================
| 0
| xx__-> [ 3934.944236][    T0] ------------[ cut here ]------------
| [ 3934.944764][ T0] WARNING: CPU: 1 PID: 0 at net/core/dev.c:4737 ____napi_schedule (net/core/dev.c:4737) 
| [ 3934.945054][    T0] Modules linked in: nft_chain_nat xt_nat unix_diag ip6_gre ip_gre gre xt_mark nft_compat nf_tables sch_ingress act_mirred cls_basic sch_fq_codel xfrm_user geneve vxlan act_csum act_pedit cls_flower sch_prio openvswitch psample nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh
[ 3934.946091][    T0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 3934.946301][ T0] RIP: 0010:____napi_schedule (net/core/dev.c:4737) 
[ 3934.946484][ T0] Code: 84 7b fe ff ff be 08 00 00 00 4c 89 e7 e8 0d 1b 72 fe f0 80 4b 11 02 48 83 c4 08 4c 89 ef 5b 5d 41 5c 41 5d e9 96 bc f7 fd 90 <0f> 0b 90 e9 e1 fd ff ff 48 89 ea 48 89 df e8 72 52 d4 fe e9 fa fe
All code
========
   0:	84 7b fe             	test   %bh,-0x2(%rbx)
   3:	ff                   	(bad)
   4:	ff                   	(bad)
   5:	be 08 00 00 00       	mov    $0x8,%esi
   a:	4c 89 e7             	mov    %r12,%rdi
   d:	e8 0d 1b 72 fe       	call   0xfffffffffe721b1f
  12:	f0 80 4b 11 02       	lock orb $0x2,0x11(%rbx)
  17:	48 83 c4 08          	add    $0x8,%rsp
  1b:	4c 89 ef             	mov    %r13,%rdi
  1e:	5b                   	pop    %rbx
  1f:	5d                   	pop    %rbp
  20:	41 5c                	pop    %r12
  22:	41 5d                	pop    %r13
  24:	e9 96 bc f7 fd       	jmp    0xfffffffffdf7bcbf
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 e1 fd ff ff       	jmp    0xfffffffffffffe13
  32:	48 89 ea             	mov    %rbp,%rdx
  35:	48 89 df             	mov    %rbx,%rdi
  38:	e8 72 52 d4 fe       	call   0xfffffffffed452af
  3d:	e9                   	.byte 0xe9
  3e:	fa                   	cli
  3f:	fe                   	.byte 0xfe

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 e1 fd ff ff       	jmp    0xfffffffffffffde9
   8:	48 89 ea             	mov    %rbp,%rdx
   b:	48 89 df             	mov    %rbx,%rdi
   e:	e8 72 52 d4 fe       	call   0xfffffffffed45285
  13:	e9                   	.byte 0xe9
  14:	fa                   	cli
  15:	fe                   	.byte 0xfe
[ 3934.947026][    T0] RSP: 0018:ffffc90000157e00 EFLAGS: 00010046
[ 3934.947342][    T0] RAX: 0000000000000001 RBX: ffff88806d0bed88 RCX: 1ffffffff1481662
[ 3934.947569][    T0] RDX: 0000000000000000 RSI: ffff88806d0bed88 RDI: ffff88806d0beb80
[ 3934.947806][    T0] RBP: ffff88806d0beb80 R08: 0000000000000000 R09: fffffbfff1481412
[ 3934.948033][    T0] R10: ffffffff8a40a097 R11: ffff888001b0c5c0 R12: 0000000000000000
[ 3934.948257][    T0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[ 3934.948496][    T0] FS:  0000000000000000(0000) GS:ffff88806d080000(0000) knlGS:0000000000000000
[ 3934.948769][    T0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3934.948969][    T0] CR2: 00007f69fb876917 CR3: 000000001e480002 CR4: 0000000000772ef0
[ 3934.949215][    T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3934.949457][    T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3934.949692][    T0] PKRU: 55555554
[ 3934.949820][    T0] Call Trace:
[ 3934.949950][    T0]  <TASK>
[ 3934.950035][ T0] ? ____napi_schedule (net/core/dev.c:4737) 
[ 3934.950192][ T0] ? __warn (kernel/panic.c:748) 
[ 3934.950324][ T0] ? ____napi_schedule (net/core/dev.c:4737) 
[ 3934.950485][ T0] ? report_bug (lib/bug.c:201 lib/bug.c:219) 
[ 3934.950643][ T0] ? handle_bug (arch/x86/kernel/traps.c:285) 
[ 3934.950758][ T0] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1)) 
[ 3934.950906][ T0] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) 
[ 3934.951081][ T0] ? ____napi_schedule (net/core/dev.c:4737) 
[ 3934.951238][ T0] rps_trigger_softirq (net/core/dev.c:4968) 
[ 3934.951396][ T0] ? __pfx_rps_trigger_softirq (net/core/dev.c:4964) 
[ 3934.951561][ T0] __flush_smp_call_function_queue (kernel/smp.c:134 kernel/smp.c:571) 
[ 3934.951767][ T0] flush_smp_call_function_queue (kernel/smp.c:616 (discriminator 1)) 
[ 3934.951957][ T0] do_idle (kernel/sched/idle.c:353) 
[ 3934.952077][ T0] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 3934.952224][ T0] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 3934.952386][ T0] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 


Finger prints:
____napi_schedule:rps_trigger_softirq:__flush_smp_call_function_queue:flush_smp_call_function_queue:do_idle