======================================
| 0
| xx__-> [ 4040.263370][    C0] ------------[ cut here ]------------
| [ 4040.263841][ C0] WARNING: CPU: 0 PID: 14 at net/ipv4/af_inet.c:153 inet_sock_destruct (net/ipv4/af_inet.c:153 (discriminator 1)) 
| [ 4040.264181][    C0] Modules linked in: bonding sch_etf sch_fq ipt_rpfilter ip6t_rpfilter cls_matchall l2tp_ip6 l2tp_eth l2tp_ip l2tp_netlink l2tp_core pktgen xt_length nft_compat nf_tables act_ct nf_flow_table drop_monitor act_gact vxcan can_dev xfrm_interface macsec ipvlan act_mirred cls_u32 sch_ingress ifb ip6_gre ip_gre gre 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 [last unloaded: netdevsim]
[ 4040.265739][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4040.265930][ C0] RIP: 0010:inet_sock_destruct (net/ipv4/af_inet.c:153 (discriminator 1)) 
[ 4040.266126][ C0] Code: 5e 41 5f e9 08 75 be fd 0f b6 75 12 48 83 c4 18 48 89 ea 48 c7 c7 c0 70 9c 9d 5b 5d 41 5c 41 5d 41 5e 41 5f e9 e7 74 be fd 90 <0f> 0b 90 e9 44 fe ff ff 90 0f 0b 90 e9 87 fe ff ff 90 0f 0b 90 e9
All code
========
   0:	5e                   	pop    %rsi
   1:	41 5f                	pop    %r15
   3:	e9 08 75 be fd       	jmp    0xfffffffffdbe7510
   8:	0f b6 75 12          	movzbl 0x12(%rbp),%esi
   c:	48 83 c4 18          	add    $0x18,%rsp
  10:	48 89 ea             	mov    %rbp,%rdx
  13:	48 c7 c7 c0 70 9c 9d 	mov    $0xffffffff9d9c70c0,%rdi
  1a:	5b                   	pop    %rbx
  1b:	5d                   	pop    %rbp
  1c:	41 5c                	pop    %r12
  1e:	41 5d                	pop    %r13
  20:	41 5e                	pop    %r14
  22:	41 5f                	pop    %r15
  24:	e9 e7 74 be fd       	jmp    0xfffffffffdbe7510
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 44 fe ff ff       	jmp    0xfffffffffffffe76
  32:	90                   	nop
  33:	0f 0b                	ud2
  35:	90                   	nop
  36:	e9 87 fe ff ff       	jmp    0xfffffffffffffec2
  3b:	90                   	nop
  3c:	0f 0b                	ud2
  3e:	90                   	nop
  3f:	e9                   	.byte 0xe9

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 44 fe ff ff       	jmp    0xfffffffffffffe4c
   8:	90                   	nop
   9:	0f 0b                	ud2
   b:	90                   	nop
   c:	e9 87 fe ff ff       	jmp    0xfffffffffffffe98
  11:	90                   	nop
  12:	0f 0b                	ud2
  14:	90                   	nop
  15:	e9                   	.byte 0xe9
[ 4040.266661][    C0] RSP: 0018:ffffc900000e7c20 EFLAGS: 00010206
[ 4040.266857][    C0] RAX: 0000000000000009 RBX: ffffffff9f2ae1e0 RCX: ffffffff9ce0b42e
[ 4040.267089][    C0] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88801eb97980
[ 4040.267316][    C0] RBP: ffff88801eb97840 R08: 0000000000000000 R09: ffffed1003d72f30
[ 4040.267552][    C0] R10: ffff88801eb97983 R11: 0000000000000000 R12: ffff88801eb97980
[ 4040.267779][    C0] R13: ffffc900000e7d18 R14: ffffffff9aa6e3fc R15: 0000000000000003
[ 4040.268007][    C0] FS:  0000000000000000(0000) GS:ffff8880cca3f000(0000) knlGS:0000000000000000
[ 4040.268281][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4040.268487][    C0] CR2: 00000000004060bb CR3: 0000000009ac2005 CR4: 0000000000772ef0
[ 4040.269225][    C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4040.269469][    C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4040.269702][    C0] PKRU: 55555554
[ 4040.269822][    C0] Call Trace:
[ 4040.269940][    C0]  <TASK>
[ 4040.270021][ C0] ? inet_sock_destruct (net/ipv4/af_inet.c:153 (discriminator 1)) 
[ 4040.270189][ C0] ? __warn (kernel/panic.c:748) 
[ 4040.270309][ C0] ? inet_sock_destruct (net/ipv4/af_inet.c:153 (discriminator 1)) 
[ 4040.270475][ C0] ? report_bug (lib/bug.c:201 lib/bug.c:219) 
[ 4040.270632][ C0] ? inet_sock_destruct (net/ipv4/af_inet.c:153 (discriminator 1)) 
[ 4040.270793][ C0] ? handle_bug (arch/x86/kernel/traps.c:337) 
[ 4040.270945][ C0] ? exc_invalid_op (arch/x86/kernel/traps.c:391 (discriminator 1)) 
[ 4040.271095][ C0] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) 
[ 4040.271248][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 4040.271425][ C0] ? inet_sock_destruct (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 net/ipv4/af_inet.c:153) 
[ 4040.271576][ C0] ? inet_sock_destruct (net/ipv4/af_inet.c:153 (discriminator 1)) 
[ 4040.271731][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 4040.271881][ C0] __sk_destruct (net/core/sock.c:2293) 
[ 4040.272046][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 4040.272197][ C0] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 4040.272350][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 4040.272513][ C0] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 4040.272666][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 4040.272859][ C0] rcu_core (kernel/rcu/tree.c:2826) 
[ 4040.272979][ C0] handle_softirqs (kernel/softirq.c:561) 
[ 4040.273133][ C0] ? __pfx_run_ksoftirqd (kernel/softirq.c:943) 
[ 4040.273289][ C0] run_ksoftirqd (kernel/softirq.c:418 kernel/softirq.c:951 kernel/softirq.c:942) 
[ 4040.273452][ C0] smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 4040.273609][ C0] ? __pfx_smpboot_thread_fn (kernel/smpboot.c:107) 
[ 4040.273760][ C0] kthread (kernel/kthread.c:464) 
[ 4040.273881][ C0] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4040.274031][ C0] ? ret_from_fork (arch/x86/kernel/process.c:152) 
[ 4040.274188][ C0] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 4040.274344][ C0] ? calculate_sigpending (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-atomic.h:28 ./include/linux/thread_info.h:97 ./include/linux/sched.h:2016 kernel/signal.c:191) 
[ 4040.274508][ C0] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4040.274662][ C0] ret_from_fork (arch/x86/kernel/process.c:153) 
[ 4040.274815][ C0] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4040.274966][ C0] ret_from_fork_asm (arch/x86/entry/entry_64.S:258) 
| [ 4040.276690][    C0] ------------[ cut here ]------------
| [ 4040.276840][ C0] WARNING: CPU: 0 PID: 14 at net/ipv4/af_inet.c:156 inet_sock_destruct (net/ipv4/af_inet.c:156 (discriminator 1)) 
| [ 4040.277099][    C0] Modules linked in: bonding sch_etf sch_fq ipt_rpfilter ip6t_rpfilter cls_matchall l2tp_ip6 l2tp_eth l2tp_ip l2tp_netlink l2tp_core pktgen xt_length nft_compat nf_tables act_ct nf_flow_table drop_monitor act_gact vxcan can_dev xfrm_interface macsec ipvlan act_mirred cls_u32 sch_ingress ifb ip6_gre ip_gre gre 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 [last unloaded: netdevsim]
| [ 4040.278932][    C0] Tainted: [W]=WARN
[ 4040.279054][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 4040.279243][ C0] RIP: 0010:inet_sock_destruct (net/ipv4/af_inet.c:156 (discriminator 1)) 
[ 4040.279449][ C0] Code: 5d 41 5c 41 5d 41 5e 41 5f e9 e7 74 be fd 90 0f 0b 90 e9 44 fe ff ff 90 0f 0b 90 e9 87 fe ff ff 90 0f 0b 90 e9 b4 fe ff ff 90 <0f> 0b 90 e9 ea fe ff ff e8 be 4b 2e fe e9 5a fd ff ff 4c 89 f7 48
All code
========
   0:	5d                   	pop    %rbp
   1:	41 5c                	pop    %r12
   3:	41 5d                	pop    %r13
   5:	41 5e                	pop    %r14
   7:	41 5f                	pop    %r15
   9:	e9 e7 74 be fd       	jmp    0xfffffffffdbe74f5
   e:	90                   	nop
   f:	0f 0b                	ud2
  11:	90                   	nop
  12:	e9 44 fe ff ff       	jmp    0xfffffffffffffe5b
  17:	90                   	nop
  18:	0f 0b                	ud2
  1a:	90                   	nop
  1b:	e9 87 fe ff ff       	jmp    0xfffffffffffffea7
  20:	90                   	nop
  21:	0f 0b                	ud2
  23:	90                   	nop
  24:	e9 b4 fe ff ff       	jmp    0xfffffffffffffedd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 ea fe ff ff       	jmp    0xffffffffffffff1c
  32:	e8 be 4b 2e fe       	call   0xfffffffffe2e4bf5
  37:	e9 5a fd ff ff       	jmp    0xfffffffffffffd96
  3c:	4c 89 f7             	mov    %r14,%rdi
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 ea fe ff ff       	jmp    0xfffffffffffffef2
   8:	e8 be 4b 2e fe       	call   0xfffffffffe2e4bcb
   d:	e9 5a fd ff ff       	jmp    0xfffffffffffffd6c
  12:	4c 89 f7             	mov    %r14,%rdi
  15:	48                   	rex.W
[ 4040.279984][    C0] RSP: 0018:ffffc900000e7c20 EFLAGS: 00010202
[ 4040.280185][    C0] RAX: 0000000000000ff7 RBX: ffffffff9f2ae1e0 RCX: ffffffff9ce0b47a
[ 4040.280420][    C0] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88801eb97ac4
[ 4040.280643][    C0] RBP: ffff88801eb97840 R08: 0000000000000000 R09: ffffed1003d72f5b
[ 4040.280875][    C0] R10: ffff88801eb97adf R11: 0000000000000000 R12: ffff88801eb97adc
[ 4040.281094][    C0] R13: ffffc900000e7d18 R14: ffffffff9aa6e3fc R15: 0000000000000003
[ 4040.281404][    C0] FS:  0000000000000000(0000) GS:ffff8880cca3f000(0000) knlGS:0000000000000000
[ 4040.281669][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4040.281864][    C0] CR2: 00000000004060bb CR3: 0000000009ac2005 CR4: 0000000000772ef0
[ 4040.282096][    C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4040.282324][    C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4040.282559][    C0] PKRU: 55555554
[ 4040.282676][    C0] Call Trace:
[ 4040.282866][    C0]  <TASK>
[ 4040.282945][ C0] ? inet_sock_destruct (net/ipv4/af_inet.c:156 (discriminator 1)) 
[ 4040.283096][ C0] ? __warn (kernel/panic.c:748) 
[ 4040.283212][ C0] ? inet_sock_destruct (net/ipv4/af_inet.c:156 (discriminator 1)) 
[ 4040.283364][ C0] ? report_bug (lib/bug.c:201 lib/bug.c:219) 
[ 4040.283528][ C0] ? inet_sock_destruct (net/ipv4/af_inet.c:156 (discriminator 1)) 
[ 4040.283685][ C0] ? handle_bug (arch/x86/kernel/traps.c:337) 
[ 4040.283925][ C0] ? exc_invalid_op (arch/x86/kernel/traps.c:391 (discriminator 1)) 
[ 4040.284084][ C0] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621) 
[ 4040.284233][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 4040.284399][ C0] ? inet_sock_destruct (./arch/x86/include/asm/atomic.h:23 (discriminator 3) ./include/linux/atomic/atomic-arch-fallback.h:457 (discriminator 3) ./include/linux/atomic/atomic-instrumented.h:33 (discriminator 3) ./include/linux/refcount.h:136 (discriminator 3) net/ipv4/af_inet.c:154 (discriminator 3)) 
[ 4040.284553][ C0] ? inet_sock_destruct (net/ipv4/af_inet.c:156 (discriminator 1)) 
[ 4040.284708][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 4040.284865][ C0] __sk_destruct (net/core/sock.c:2293) 
[ 4040.285020][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 4040.285247][ C0] rcu_do_batch (kernel/rcu/tree.c:2568) 
[ 4040.285417][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2492) 
[ 4040.285572][ C0] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 4040.285726][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 4040.285914][ C0] rcu_core (kernel/rcu/tree.c:2826) 
[ 4040.286030][ C0] handle_softirqs (kernel/softirq.c:561) 
[ 4040.286257][ C0] ? __pfx_run_ksoftirqd (kernel/softirq.c:943) 
[ 4040.286416][ C0] run_ksoftirqd (kernel/softirq.c:418 kernel/softirq.c:951 kernel/softirq.c:942) 
[ 4040.286568][ C0] smpboot_thread_fn (kernel/smpboot.c:164 (discriminator 3)) 
[ 4040.286720][ C0] ? __pfx_smpboot_thread_fn (kernel/smpboot.c:107) 
[ 4040.286947][ C0] kthread (kernel/kthread.c:464) 
[ 4040.287134][ C0] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4040.287286][ C0] ? ret_from_fork (arch/x86/kernel/process.c:152) 
[ 4040.287447][ C0] ? __lock_release (kernel/locking/lockdep.c:5534) 
[ 4040.287670][ C0] ? calculate_sigpending (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-atomic.h:28 ./include/linux/thread_info.h:97 ./include/linux/sched.h:2016 kernel/signal.c:191) 
[ 4040.287824][ C0] ? __pfx_kthread (kernel/kthread.c:413) 
[ 4040.287978][ C0] ret_from_fork (arch/x86/kernel/process.c:153) 
[ 4040.288134][ C0] ? __pfx_kthread (kernel/kthread.c:413) 


Finger prints:
inet_sock_destruct:__sk_destruct:rcu_do_batch:rcu_core:handle_softirqs