======================================
| [   51.053601][  T510] GACT probability NOT on
| [   58.022345][    C3] ------------[ cut here ]------------
| [   58.022930][    C3] WARNING: CPU: 3 PID: 604 at ./include/net/sch_generic.h:843 tc_run (./include/net/sch_generic.h:843 ./include/net/sch_generic.h:889 ./include/net/sch_generic.h:1366 net/core/dev.c:4370)
| [   58.023563][    C3] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
[   58.025354][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.025791][    C3] RIP: 0010:tc_run (./include/net/sch_generic.h:843 ./include/net/sch_generic.h:889 ./include/net/sch_generic.h:1366 net/core/dev.c:4370)
[   58.026389][    C3] Code: 89 f8 49 c1 e8 03 45 0f b6 04 30 48 89 fe 83 e6 07 83 c6 01 44 38 c6 7c 09 45 84 c0 0f 85 83 02 00 00 66 83 7a 06 00 74 04 90 <0f> 0b 90 48 ba 00 00 00 00 00 fc ff df 48 8d 7b 28 48 89 fe 48 c1
All code
========
   0:	89 f8                	mov    %edi,%eax
   2:	49 c1 e8 03          	shr    $0x3,%r8
   6:	45 0f b6 04 30       	movzbl (%r8,%rsi,1),%r8d
   b:	48 89 fe             	mov    %rdi,%rsi
   e:	83 e6 07             	and    $0x7,%esi
  11:	83 c6 01             	add    $0x1,%esi
  14:	44 38 c6             	cmp    %r8b,%sil
  17:	7c 09                	jl     0x22
  19:	45 84 c0             	test   %r8b,%r8b
  1c:	0f 85 83 02 00 00    	jne    0x2a5
  22:	66 83 7a 06 00       	cmpw   $0x0,0x6(%rdx)
  27:	74 04                	je     0x2d
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	48 ba 00 00 00 00 00 	movabs $0xdffffc0000000000,%rdx
  34:	fc ff df 
  37:	48 8d 7b 28          	lea    0x28(%rbx),%rdi
  3b:	48 89 fe             	mov    %rdi,%rsi
  3e:	48                   	rex.W
  3f:	c1                   	.byte 0xc1

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	48 ba 00 00 00 00 00 	movabs $0xdffffc0000000000,%rdx
   a:	fc ff df 
   d:	48 8d 7b 28          	lea    0x28(%rbx),%rdi
  11:	48 89 fe             	mov    %rdi,%rsi
  14:	48                   	rex.W
  15:	c1                   	.byte 0xc1
[   58.027592][    C3] RSP: 0018:ffffc90000270980 EFLAGS: 00010246
[   58.028009][    C3] RAX: ffffe8ffffd88800 RBX: ffff88800cf0d380 RCX: 0000000000000000
[   58.028507][    C3] RDX: ffff88800df69a00 RSI: 0000000000000000 RDI: ffff88800df69a04
[   58.029000][    C3] RBP: ffffc90000270a28 R08: 0000000000000000 R09: ffffed1001831439
[   58.029543][    C3] R10: ffff88800c18a1cf R11: ffffffffb4f744c0 R12: ffffc90000270b28
[   58.030059][    C3] R13: 1ffff9200004e134 R14: ffff88800cf0d3c8 R15: ffff88800c3a06d0
[   58.030628][    C3] FS:  00007f2e301b7740(0000) GS:ffff888080172000(0000) knlGS:0000000000000000
[   58.031267][    C3] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.031732][    C3] CR2: 00007f2e30608a98 CR3: 0000000015970004 CR4: 0000000000772ef0
[   58.032247][    C3] PKRU: 55555554
[   58.032526][    C3] Call Trace:
[   58.032766][    C3]  <IRQ>
[   58.032924][    C3]  ? udp_sk_rx_dst_set (net/ipv4/udp.c:2668)
[   58.033262][    C3]  ? napi_disable (net/core/dev.c:4349)
[   58.033573][    C3]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:4448 net/core/dev.c:5989)
[   58.034072][    C3]  ? ip_local_deliver (./include/linux/netfilter.h:318 ./include/linux/netfilter.h:312 net/ipv4/ip_input.c:262)
[   58.034474][    C3]  ? ip_local_deliver_finish (net/ipv4/ip_input.c:251)
[   58.034811][    C3]  ? do_xdp_generic (net/core/dev.c:5908)
[   58.035139][    C3]  ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   58.035480][    C3]  ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876)
[   58.035790][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.036242][    C3]  ? process_backlog (./include/linux/local_lock_internal.h:57 net/core/dev.c:6601)
[   58.036619][    C3]  __netif_receive_skb_one_core (net/core/dev.c:6137)
[   58.037071][    C3]  ? __netif_receive_skb_list_core (net/core/dev.c:6131)
[   58.037557][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   58.037955][    C3]  ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5831)
[   58.038276][    C3]  ? process_backlog (./include/linux/local_lock_internal.h:57 net/core/dev.c:6601)
[   58.038606][    C3]  process_backlog (./include/linux/rcupdate.h:895 net/core/dev.c:6604)
[   58.038921][    C3]  ? debug_objects_oom (lib/debugobjects.c:1070)
[   58.039286][    C3]  __napi_poll.constprop.0 (net/core/dev.c:7668)
[   58.039605][    C3]  net_rx_action (net/core/dev.c:7730 net/core/dev.c:7882)
[   58.039973][    C3]  ? run_backlog_napi (net/core/dev.c:7844)
[   58.040277][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.040591][    C3]  ? trace_rcu_batch_end (kernel/rcu/tree.c:2529)
[   58.040898][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   58.041210][    C3]  ? note_gp_changes (kernel/rcu/tree.c:1332 (discriminator 1))
[   58.041541][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   58.041874][    C3]  handle_softirqs (kernel/softirq.c:623)
[   58.042224][    C3]  ? __dev_queue_xmit (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:934 net/core/dev.c:4847)
[   58.042536][    C3]  do_softirq (kernel/softirq.c:523 kernel/softirq.c:510)
[   58.042787][    C3]  </IRQ>
[   58.042972][    C3]  <TASK>
[   58.043145][    C3]  __local_bh_enable_ip (kernel/softirq.c:450)
[   58.043482][    C3]  ? __dev_queue_xmit (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:934 net/core/dev.c:4847)
[   58.043840][    C3]  __dev_queue_xmit (net/core/dev.c:4848)
[   58.044202][    C3]  ? netdev_core_pick_tx (net/core/dev.c:4728)
[   58.044545][    C3]  ? packet_parse_headers (./include/linux/skbuff.h:3180 net/packet/af_packet.c:1938)
[   58.044920][    C3]  ? sock_wmalloc (net/core/sock.c:2968)
[   58.045278][    C3]  ? packet_cached_dev_get (net/packet/af_packet.c:1923)
[   58.045618][    C3]  ? skb_copy_datagram_from_iter (net/core/datagram.c:561)
[   58.046088][    C3]  packet_snd (net/packet/af_packet.c:3076)
[   58.046484][    C3]  ? tpacket_snd (net/packet/af_packet.c:2940)
[   58.046862][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.047235][    C3]  ? __might_fault (mm/memory.c:7081 mm/memory.c:7075)
[   58.047632][    C3]  __sys_sendto (net/socket.c:727 net/socket.c:742 net/socket.c:2244)
[   58.047976][    C3]  ? __ia32_sys_getpeername (net/socket.c:2211)
[   58.048313][    C3]  ? sock_ioctl (net/socket.c:1378)
[   58.048665][    C3]  ? down_write_nested (kernel/locking/rwsem.c:1350)
[   58.048985][    C3]  ? do_user_addr_fault (./include/linux/mmap_lock.h:396 arch/x86/mm/fault.c:1415)
[   58.049358][    C3]  __x64_sys_sendto (net/socket.c:2247)
[   58.049792][    C3]  ? do_syscall_64 (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 ./include/linux/entry-common.h:124 arch/x86/entry/syscall_64.c:90)
[   58.050209][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   58.050593][    C3]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   58.050943][    C3]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   58.051411][    C3] RIP: 0033:0x7f2e303d327a
[   58.051776][    C3] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb b8 0f 1f 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 15 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 7e c3 0f 1f 44 00 00 41 54 48 83 ec 30 44 89
All code
========
   0:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   4:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   b:	eb b8                	jmp    0xffffffffffffffc5
   d:	0f 1f 00             	nopl   (%rax)
  10:	f3 0f 1e fa          	endbr64
  14:	41 89 ca             	mov    %ecx,%r10d
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 15                	jne    0x38
  23:	b8 2c 00 00 00       	mov    $0x2c,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 7e                	ja     0xb0
  32:	c3                   	ret
  33:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  38:	41 54                	push   %r12
  3a:	48 83 ec 30          	sub    $0x30,%rsp
  3e:	44                   	rex.R
  3f:	89                   	.byte 0x89

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 7e                	ja     0x86
   8:	c3                   	ret
   9:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
   e:	41 54                	push   %r12
  10:	48 83 ec 30          	sub    $0x30,%rsp
  14:	44                   	rex.R
  15:	89                   	.byte 0x89
[   58.052954][    C3] RSP: 002b:00007fff9984bb18 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   58.053472][    C3] RAX: ffffffffffffffda RBX: 00000000020a89d0 RCX: 00007f2e303d327a
[   58.053993][    C3] RDX: 000000000000006a RSI: 00000000020a8cc2 RDI: 0000000000000005
[   58.054489][    C3] RBP: 00000000020a8cc2 R08: 00007fff9984bb20 R09: 0000000000000014
[   58.055028][    C3] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[   58.055521][    C3] R13: 000000000000006a R14: 00007fff9984bb20 R15: 0000000000000000
| [   58.059225][    C3] ------------[ cut here ]------------
| [   58.059609][    C3] WARNING: CPU: 3 PID: 604 at ./include/net/sch_generic.h:843 tcf_gact_act (./include/net/sch_generic.h:843 ./include/net/sch_generic.h:889 ./include/net/act_api.h:232 net/sched/act_gact.c:164) act_gact
| [   58.060339][    C3] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   58.062314][    C3] Tainted: [W]=WARN
[   58.062582][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.063008][    C3] RIP: 0010:tcf_gact_act (./include/net/sch_generic.h:843 ./include/net/sch_generic.h:889 ./include/net/act_api.h:232 net/sched/act_gact.c:164) act_gact
[   58.063519][    C3] Code: 06 48 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 47 03 00 00 66 41 83 7d 06 00 74 04 90 <0f> 0b 90 48 b8 00 00 00 00 00 fc ff df 48 8d 7d 28 48 89 fa 48 c1
All code
========
   0:	06                   	(bad)
   1:	48 89 fa             	mov    %rdi,%rdx
   4:	48 c1 ea 03          	shr    $0x3,%rdx
   8:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   c:	48 89 f8             	mov    %rdi,%rax
   f:	83 e0 07             	and    $0x7,%eax
  12:	83 c0 01             	add    $0x1,%eax
  15:	38 d0                	cmp    %dl,%al
  17:	7c 08                	jl     0x21
  19:	84 d2                	test   %dl,%dl
  1b:	0f 85 47 03 00 00    	jne    0x368
  21:	66 41 83 7d 06 00    	cmpw   $0x0,0x6(%r13)
  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:	48 8d 7d 28          	lea    0x28(%rbp),%rdi
  3b:	48 89 fa             	mov    %rdi,%rdx
  3e:	48                   	rex.W
  3f:	c1                   	.byte 0xc1

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:	48 8d 7d 28          	lea    0x28(%rbp),%rdi
  11:	48 89 fa             	mov    %rdi,%rdx
  14:	48                   	rex.W
  15:	c1                   	.byte 0xc1
[   58.065024][    C3] RSP: 0018:ffffc90000270418 EFLAGS: 00010246
[   58.065499][    C3] RAX: 0000000000000000 RBX: ffff88800900e800 RCX: 1ffffffff805d25f
[   58.066155][    C3] RDX: 0000000000000000 RSI: ffffffffb445d5c0 RDI: ffff88800df69a04
[   58.066808][    C3] RBP: ffff88800cf0d380 R08: 0000000000000001 R09: ffff88800dffba2c
[   58.067444][    C3] R10: 0000000000000000 R11: ffff88800900fa00 R12: ffffe8ffffd89910
[   58.067993][    C3] R13: ffff88800df69a00 R14: 0000000000000000 R15: 0000000000000000
[   58.068579][    C3] FS:  00007f2e301b7740(0000) GS:ffff888080172000(0000) knlGS:0000000000000000
[   58.069204][    C3] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.069635][    C3] CR2: 00007f2e30608a98 CR3: 0000000015970004 CR4: 0000000000772ef0
[   58.070118][    C3] PKRU: 55555554
[   58.070394][    C3] Call Trace:
[   58.070667][    C3]  <IRQ>
[   58.070832][    C3]  tcf_action_exec.part.0 (./include/net/tc_wrapper.h:217 net/sched/act_api.c:1150)
[   58.071176][    C3] fl_classify (net/sched/cls_flower.c:356) cls_flower
[   58.071599][    C3]  ? fl_mask_lookup (net/sched/cls_flower.c:327) cls_flower
[   58.072054][    C3]  ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194)
[   58.072566][    C3]  ? prb_read_valid (kernel/printk/printk_ringbuffer.c:2202)
[   58.072948][    C3]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:2202)
[   58.073314][    C3]  ? __up_console_sem (kernel/printk/printk.c:345 (discriminator 1))
[   58.073695][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   58.074070][    C3]  ? console_unlock (kernel/printk/printk.c:3277 kernel/printk/printk.c:3298)
[   58.074470][    C3]  ? console_flush_all (kernel/printk/printk.c:3293)
[   58.074845][    C3]  ? lock_acquire (kernel/locking/lockdep.c:5872)
[   58.075229][    C3]  ? vprintk_emit (kernel/printk/printk.c:2422)
[   58.075612][    C3]  ? __down_trylock_console_sem (kernel/printk/printk.c:333)
[   58.075991][    C3]  ? vprintk_emit (kernel/printk/printk.c:2422)
[   58.076350][    C3]  ? __wake_up_klogd.part.0 (./arch/x86/include/asm/preempt.h:104 kernel/printk/printk.c:4531)
[   58.076671][    C3]  ? vprintk_emit (kernel/printk/printk.c:2370)
[   58.077100][    C3]  ? wake_up_klogd_work_func (kernel/printk/printk.c:2370)
[   58.077639][    C3]  ? _printk (kernel/printk/printk.c:2443)
[   58.077960][    C3]  ? console_prepend_message (kernel/printk/printk.c:2443)
[   58.078380][    C3]  ? tc_run (./include/net/sch_generic.h:843 ./include/net/sch_generic.h:889 ./include/net/sch_generic.h:1366 net/core/dev.c:4370)
[   58.078661][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   58.079001][    C3]  ? tc_run (./include/net/sch_generic.h:843 ./include/net/sch_generic.h:889 ./include/net/sch_generic.h:1366 net/core/dev.c:4370)
[   58.079276][    C3]  __tcf_classify (./include/net/tc_wrapper.h:223 net/sched/cls_api.c:1764)
[   58.079611][    C3]  tcf_classify (net/sched/cls_api.c:1860)
[   58.079927][    C3]  ? exc_invalid_op (arch/x86/kernel/traps.c:392 (discriminator 1))
[   58.080346][    C3]  ? __tcf_classify (net/sched/cls_api.c:1809)
[   58.080733][    C3]  tc_run (net/core/dev.c:4373)
[   58.081026][    C3]  ? udp_sk_rx_dst_set (net/ipv4/udp.c:2668)
[   58.081413][    C3]  ? napi_disable (net/core/dev.c:4349)
[   58.081801][    C3]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:4448 net/core/dev.c:5989)
[   58.082264][    C3]  ? ip_local_deliver (./include/linux/netfilter.h:318 ./include/linux/netfilter.h:312 net/ipv4/ip_input.c:262)
[   58.082654][    C3]  ? ip_local_deliver_finish (net/ipv4/ip_input.c:251)
[   58.083015][    C3]  ? do_xdp_generic (net/core/dev.c:5908)
[   58.083383][    C3]  ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   58.083734][    C3]  ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876)
[   58.084110][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   58.084489][    C3]  ? process_backlog (./include/linux/local_lock_internal.h:57 net/core/dev.c:6601)
[   58.084857][    C3]  __netif_receive_skb_one_core (net/core/dev.c:6137)
[   58.085348][    C3]  ? __netif_receive_skb_list_core (net/core/dev.c:6131)
[   58.085824][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   58.086298][    C3]  ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5831)
[   58.086697][    C3]  ? process_backlog (./include/linux/local_lock_internal.h:57 net/core/dev.c:6601)
[   58.087081][    C3]  process_backlog (./include/linux/rcupdate.h:895 net/core/dev.c:6604)
[   58.087509][    C3]  ? debug_objects_oom (lib/debugobjects.c:1070)
[   58.087904][    C3]  __napi_poll.constprop.0 (net/core/dev.c:7668)
[   58.088310][    C3]  net_rx_action (net/core/dev.c:7730 net/core/dev.c:7882)
[   58.088709][    C3]  ? run_backlog_napi (net/core/dev.c:7844)
[   58.089092][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.089459][    C3]  ? trace_rcu_batch_end (kernel/rcu/tree.c:2529)
[   58.089813][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[   58.090284][    C3]  ? note_gp_changes (kernel/rcu/tree.c:1332 (discriminator 1))
[   58.090773][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   58.091243][    C3]  handle_softirqs (kernel/softirq.c:623)
[   58.091658][    C3]  ? __dev_queue_xmit (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:934 net/core/dev.c:4847)
[   58.092075][    C3]  do_softirq (kernel/softirq.c:523 kernel/softirq.c:510)
[   58.092358][    C3]  </IRQ>
[   58.092555][    C3]  <TASK>
[   58.092748][    C3]  __local_bh_enable_ip (kernel/softirq.c:450)
[   58.093118][    C3]  ? __dev_queue_xmit (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:934 net/core/dev.c:4847)
[   58.093497][    C3]  __dev_queue_xmit (net/core/dev.c:4848)
[   58.093882][    C3]  ? netdev_core_pick_tx (net/core/dev.c:4728)
[   58.094233][    C3]  ? packet_parse_headers (./include/linux/skbuff.h:3180 net/packet/af_packet.c:1938)
[   58.094583][    C3]  ? sock_wmalloc (net/core/sock.c:2968)
[   58.094929][    C3]  ? packet_cached_dev_get (net/packet/af_packet.c:1923)
[   58.095307][    C3]  ? skb_copy_datagram_from_iter (net/core/datagram.c:561)
[   58.095737][    C3]  packet_snd (net/packet/af_packet.c:3076)
[   58.096141][    C3]  ? tpacket_snd (net/packet/af_packet.c:2940)
[   58.096564][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   58.096974][    C3]  ? __might_fault (mm/memory.c:7081 mm/memory.c:7075)
[   58.097380][    C3]  __sys_sendto (net/socket.c:727 net/socket.c:742 net/socket.c:2244)
[   58.097794][    C3]  ? __ia32_sys_getpeername (net/socket.c:2211)
[   58.098214][    C3]  ? sock_ioctl (net/socket.c:1378)
[   58.098609][    C3]  ? down_write_nested (kernel/locking/rwsem.c:1350)
[   58.098975][    C3]  ? do_user_addr_fault (./include/linux/mmap_lock.h:396 arch/x86/mm/fault.c:1415)
[   58.099406][    C3]  __x64_sys_sendto (net/socket.c:2247)
[   58.099795][    C3]  ? do_syscall_64 (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 ./include/linux/entry-common.h:124 arch/x86/entry/syscall_64.c:90)
[   58.100175][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   58.100554][    C3]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   58.100948][    C3]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   58.101395][    C3] RIP: 0033:0x7f2e303d327a
[   58.101873][    C3] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb b8 0f 1f 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 15 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 7e c3 0f 1f 44 00 00 41 54 48 83 ec 30 44 89
All code
========
   0:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   4:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   b:	eb b8                	jmp    0xffffffffffffffc5
   d:	0f 1f 00             	nopl   (%rax)
  10:	f3 0f 1e fa          	endbr64
  14:	41 89 ca             	mov    %ecx,%r10d
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 15                	jne    0x38
  23:	b8 2c 00 00 00       	mov    $0x2c,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 7e                	ja     0xb0
  32:	c3                   	ret
  33:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  38:	41 54                	push   %r12
  3a:	48 83 ec 30          	sub    $0x30,%rsp
  3e:	44                   	rex.R
  3f:	89                   	.byte 0x89

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 7e                	ja     0x86
   8:	c3                   	ret
   9:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
   e:	41 54                	push   %r12
  10:	48 83 ec 30          	sub    $0x30,%rsp
  14:	44                   	rex.R
  15:	89                   	.byte 0x89
[   58.103489][    C3] RSP: 002b:00007fff9984bb18 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   58.104054][    C3] RAX: ffffffffffffffda RBX: 00000000020a89d0 RCX: 00007f2e303d327a
[   58.104645][    C3] RDX: 000000000000006a RSI: 00000000020a8cc2 RDI: 0000000000000005
[   58.105147][    C3] RBP: 00000000020a8cc2 R08: 00007fff9984bb20 R09: 0000000000000014
[   58.105724][    C3] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000


Finger prints:
tcf_gact_act:fl_classify:__tcf_classify:tcf_classify:tc_run
tc_run:__netif_receive_skb_one_core:process_backlog:net_rx_action:handle_softirqs