======================================
| [   56.469943][  T571] tc (571) used greatest stack depth: 23680 bytes left
| [  166.739170][    C1] ------------[ cut here ]------------
| [  166.739699][    C1] WARNING: CPU: 1 PID: 934 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)
| [  166.740248][    C1] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
[  166.741881][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  166.742316][    C1] 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)
[  166.742636][    C1] 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
[  166.743728][    C1] RSP: 0018:ffffc900001c0980 EFLAGS: 00010246
[  166.744104][    C1] RAX: ffffe8ffffc89f10 RBX: ffff88801466f1c0 RCX: 0000000000000000
[  166.744572][    C1] RDX: ffff888002864180 RSI: 0000000000000000 RDI: ffff888002864184
[  166.745009][    C1] RBP: ffffc900001c0a28 R08: 0000000000000000 R09: ffffed10023fcd39
[  166.745450][    C1] R10: ffff888011fe69cf R11: ffffffffbab744c0 R12: ffffc900001c0b28
[  166.745892][    C1] R13: 1ffff92000038134 R14: ffff88801466f208 R15: ffff8880088086d0
[  166.746341][    C1] FS:  00007fec9a7d3740(0000) GS:ffff88807a472000(0000) knlGS:0000000000000000
[  166.746908][    C1] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  166.747271][    C1] CR2: 00007ffcb1ce7000 CR3: 0000000008a09005 CR4: 0000000000772ef0
[  166.747735][    C1] PKRU: 55555554
[  166.747960][    C1] Call Trace:
[  166.748177][    C1]  <IRQ>
[  166.748343][    C1]  ? napi_disable (net/core/dev.c:4349)
[  166.748635][    C1]  ? ip6_protocol_deliver_rcu (net/ipv6/ip6_input.c:453 (discriminator 60))
[  166.749011][    C1]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:4448 net/core/dev.c:5989)
[  166.749384][    C1]  ? ip6_input (net/ipv6/ip6_input.c:496)
[  166.749879][    C1]  ? ip6_input_finish (net/ipv6/ip6_input.c:496)
[  166.750168][    C1]  ? do_xdp_generic (net/core/dev.c:5908)
[  166.750478][    C1]  ? ip6_rcv_core (./include/net/sock.h:2961 net/ipv6/ip6_input.c:291)
[  166.750790][    C1]  ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  166.751087][    C1]  ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876)
[  166.751383][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  166.751691][    C1]  ? process_backlog (./include/linux/local_lock_internal.h:57 net/core/dev.c:6601)
[  166.751995][    C1]  __netif_receive_skb_one_core (net/core/dev.c:6137)
[  166.752374][    C1]  ? __netif_receive_skb_list_core (net/core/dev.c:6131)
[  166.752723][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[  166.753022][    C1]  ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5831)
[  166.753312][    C1]  ? process_backlog (./include/linux/local_lock_internal.h:57 net/core/dev.c:6601)
[  166.753605][    C1]  process_backlog (./include/linux/rcupdate.h:895 net/core/dev.c:6604)
[  166.753901][    C1]  __napi_poll.constprop.0 (net/core/dev.c:7668)
[  166.754184][    C1]  net_rx_action (net/core/dev.c:7730 net/core/dev.c:7882)
[  166.754491][    C1]  ? run_backlog_napi (net/core/dev.c:7844)
[  166.754785][    C1]  ? clockevents_program_event (kernel/time/clockevents.c:326)
[  166.755072][    C1]  ? lock_downgrade (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 ./arch/x86/include/asm/irqflags.h:159 kernel/locking/lockdep.c:5765)
[  166.755379][    C1]  ? kvm_clock_get_cycles (./arch/x86/include/asm/preempt.h:95 arch/x86/kernel/kvmclock.c:80 arch/x86/kernel/kvmclock.c:86)
[  166.755671][    C1]  ? ktime_get (kernel/time/timekeeping.c:387 (discriminator 4) kernel/time/timekeeping.c:404 (discriminator 4) kernel/time/timekeeping.c:826 (discriminator 4))
[  166.755897][    C1]  ? clockevents_program_event (kernel/time/clockevents.c:336 (discriminator 3))
[  166.756254][    C1]  ? hrtimer_interrupt (kernel/time/hrtimer.c:1916)
[  166.756548][    C1]  handle_softirqs (kernel/softirq.c:623)
[  166.756848][    C1]  ? __dev_queue_xmit (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:934 net/core/dev.c:4847)
[  166.757160][    C1]  do_softirq (kernel/softirq.c:523 kernel/softirq.c:510)
[  166.757389][    C1]  </IRQ>
[  166.757538][    C1]  <TASK>
[  166.757682][    C1]  __local_bh_enable_ip (kernel/softirq.c:450)
[  166.758010][    C1]  ? __dev_queue_xmit (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:934 net/core/dev.c:4847)
[  166.758313][    C1]  __dev_queue_xmit (net/core/dev.c:4848)
[  166.758614][    C1]  ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 kernel/bpf/core.c:746)
[  166.758916][    C1]  ? __lock_release (kernel/locking/lockdep.c:5536)
[  166.759214][    C1]  ? netdev_core_pick_tx (net/core/dev.c:4728)
[  166.759541][    C1]  ? packet_parse_headers (./include/linux/skbuff.h:3180 net/packet/af_packet.c:1938)
[  166.759854][    C1]  ? sock_wmalloc (net/core/sock.c:2968)
[  166.760148][    C1]  ? packet_cached_dev_get (net/packet/af_packet.c:1923)
[  166.760450][    C1]  ? skb_copy_datagram_from_iter (net/core/datagram.c:561)
[  166.760828][    C1]  packet_snd (net/packet/af_packet.c:3076)
[  166.761120][    C1]  ? tpacket_snd (net/packet/af_packet.c:2940)
[  166.761415][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  166.761719][    C1]  ? __might_fault (mm/memory.c:7081 mm/memory.c:7075)
[  166.762060][    C1]  __sys_sendto (net/socket.c:727 net/socket.c:742 net/socket.c:2244)
[  166.762364][    C1]  ? __ia32_sys_getpeername (net/socket.c:2211)
[  166.762685][    C1]  ? sock_ioctl (net/socket.c:1378)
[  166.763017][    C1]  ? __sys_setsockopt (./include/linux/file.h:62 ./include/linux/file.h:83 net/socket.c:2377)
[  166.763315][    C1]  __x64_sys_sendto (net/socket.c:2247)
[  166.763603][    C1]  ? 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)
[  166.763904][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  166.764206][    C1]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  166.764527][    C1]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[  166.764894][    C1] RIP: 0033:0x7fec9a9ef27a
[  166.765197][    C1] 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
[  166.766248][    C1] RSP: 002b:00007ffcb1cee638 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  166.766703][    C1] RAX: ffffffffffffffda RBX: 000000002d3cc080 RCX: 00007fec9a9ef27a
[  166.767148][    C1] RDX: 0000000000000082 RSI: 000000002d3cc372 RDI: 0000000000000006
[  166.767586][    C1] RBP: 000000002d3cc372 R08: 00007ffcb1cee640 R09: 0000000000000014
[  166.768033][    C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  166.768490][    C1] R13: 0000000000000082 R14: 00007ffcb1cee640 R15: 0000000000000001
| [  166.771838][    C1] ------------[ cut here ]------------
| [  166.772168][    C1] WARNING: CPU: 1 PID: 934 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
| [  166.772822][    C1] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  166.774303][    C1] Tainted: [W]=WARN
[  166.774543][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  166.774946][    C1] 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
[  166.775366][    C1] 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
[  166.776532][    C1] RSP: 0018:ffffc900001c0418 EFLAGS: 00010246
[  166.776937][    C1] RAX: 0000000000000000 RBX: ffff888009ce7d00 RCX: 1ffffffff806a05f
[  166.777425][    C1] RDX: 0000000000000000 RSI: ffffffffba05d5c0 RDI: ffff888002864184
[  166.777912][    C1] RBP: ffff88801466f1c0 R08: 0000000000000001 R09: ffff888008b40a2c
[  166.778401][    C1] R10: 0000000000000000 R11: ffff888009ce4d00 R12: ffffe8ffffc8c160
[  166.778893][    C1] R13: ffff888002864180 R14: 0000000000000000 R15: 0000000000000000
[  166.779375][    C1] FS:  00007fec9a7d3740(0000) GS:ffff88807a472000(0000) knlGS:0000000000000000
[  166.779937][    C1] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  166.780361][    C1] CR2: 00007ffcb1ce7000 CR3: 0000000008a09005 CR4: 0000000000772ef0
[  166.780856][    C1] PKRU: 55555554
[  166.781102][    C1] Call Trace:
[  166.781353][    C1]  <IRQ>
[  166.781521][    C1]  tcf_action_exec.part.0 (./include/net/tc_wrapper.h:217 net/sched/act_api.c:1150)
[  166.781868][    C1] fl_classify (net/sched/cls_flower.c:356) cls_flower
[  166.782211][    C1]  ? fl_mask_lookup (net/sched/cls_flower.c:327) cls_flower
[  166.782624][    C1]  ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194)
[  166.783055][    C1]  ? __up_console_sem (kernel/printk/printk.c:345 (discriminator 1))
[  166.783388][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  166.783708][    C1]  ? console_unlock (kernel/printk/printk.c:3277 kernel/printk/printk.c:3298)
[  166.784029][    C1]  ? console_flush_all (kernel/printk/printk.c:3293)
[  166.784348][    C1]  ? lock_acquire (kernel/locking/lockdep.c:5872)
[  166.784663][    C1]  ? vprintk_emit (kernel/printk/printk.c:2422)
[  166.784990][    C1]  ? __down_trylock_console_sem (kernel/printk/printk.c:333)
[  166.785309][    C1]  ? vprintk_emit (kernel/printk/printk.c:2422)
[  166.785636][    C1]  ? __wake_up_klogd.part.0 (./arch/x86/include/asm/preempt.h:104 kernel/printk/printk.c:4531)
[  166.785961][    C1]  ? vprintk_emit (kernel/printk/printk.c:2370)
[  166.786277][    C1]  ? wake_up_klogd_work_func (kernel/printk/printk.c:2370)
[  166.786604][    C1]  ? _printk (kernel/printk/printk.c:2443)
[  166.786852][    C1]  ? console_prepend_message (kernel/printk/printk.c:2443)
[  166.787174][    C1]  ? 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)
[  166.787432][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[  166.787775][    C1]  ? 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)
[  166.788023][    C1]  __tcf_classify (./include/net/tc_wrapper.h:223 net/sched/cls_api.c:1764)
[  166.788364][    C1]  tcf_classify (net/sched/cls_api.c:1860)
[  166.788678][    C1]  ? exc_invalid_op (arch/x86/kernel/traps.c:392 (discriminator 1))
[  166.789009][    C1]  ? __tcf_classify (net/sched/cls_api.c:1809)
[  166.789347][    C1]  tc_run (net/core/dev.c:4373)
[  166.789589][    C1]  ? napi_disable (net/core/dev.c:4349)
[  166.789922][    C1]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:4448 net/core/dev.c:5989)
[  166.790372][    C1]  ? ip6_input (net/ipv6/ip6_input.c:496)
[  166.790691][    C1]  ? ip6_input_finish (net/ipv6/ip6_input.c:496)
[  166.791045][    C1]  ? do_xdp_generic (net/core/dev.c:5908)
[  166.791373][    C1]  ? ip6_rcv_core (./include/net/sock.h:2961 net/ipv6/ip6_input.c:291)
[  166.791702][    C1]  ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  166.792034][    C1]  ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876)
[  166.792371][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  166.792701][    C1]  ? process_backlog (./include/linux/local_lock_internal.h:57 net/core/dev.c:6601)
[  166.793041][    C1]  __netif_receive_skb_one_core (net/core/dev.c:6137)
[  166.793453][    C1]  ? __netif_receive_skb_list_core (net/core/dev.c:6131)
[  166.793865][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[  166.794183][    C1]  ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5831)
[  166.794509][    C1]  ? process_backlog (./include/linux/local_lock_internal.h:57 net/core/dev.c:6601)
[  166.794845][    C1]  process_backlog (./include/linux/rcupdate.h:895 net/core/dev.c:6604)
[  166.795174][    C1]  __napi_poll.constprop.0 (net/core/dev.c:7668)
[  166.795512][    C1]  net_rx_action (net/core/dev.c:7730 net/core/dev.c:7882)
[  166.795843][    C1]  ? run_backlog_napi (net/core/dev.c:7844)
[  166.796168][    C1]  ? clockevents_program_event (kernel/time/clockevents.c:326)
[  166.796496][    C1]  ? lock_downgrade (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 ./arch/x86/include/asm/irqflags.h:159 kernel/locking/lockdep.c:5765)
[  166.796831][    C1]  ? kvm_clock_get_cycles (./arch/x86/include/asm/preempt.h:95 arch/x86/kernel/kvmclock.c:80 arch/x86/kernel/kvmclock.c:86)
[  166.797145][    C1]  ? ktime_get (kernel/time/timekeeping.c:387 (discriminator 4) kernel/time/timekeeping.c:404 (discriminator 4) kernel/time/timekeeping.c:826 (discriminator 4))
[  166.797391][    C1]  ? clockevents_program_event (kernel/time/clockevents.c:336 (discriminator 3))
[  166.797799][    C1]  ? hrtimer_interrupt (kernel/time/hrtimer.c:1916)
[  166.798129][    C1]  handle_softirqs (kernel/softirq.c:623)
[  166.798455][    C1]  ? __dev_queue_xmit (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:934 net/core/dev.c:4847)
[  166.798778][    C1]  do_softirq (kernel/softirq.c:523 kernel/softirq.c:510)
[  166.799015][    C1]  </IRQ>
[  166.799171][    C1]  <TASK>
[  166.799340][    C1]  __local_bh_enable_ip (kernel/softirq.c:450)
[  166.799652][    C1]  ? __dev_queue_xmit (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:934 net/core/dev.c:4847)
[  166.799978][    C1]  __dev_queue_xmit (net/core/dev.c:4848)
[  166.800312][    C1]  ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 kernel/bpf/core.c:746)
[  166.800626][    C1]  ? __lock_release (kernel/locking/lockdep.c:5536)
[  166.800951][    C1]  ? netdev_core_pick_tx (net/core/dev.c:4728)
[  166.801268][    C1]  ? packet_parse_headers (./include/linux/skbuff.h:3180 net/packet/af_packet.c:1938)
[  166.801629][    C1]  ? sock_wmalloc (net/core/sock.c:2968)
[  166.801957][    C1]  ? packet_cached_dev_get (net/packet/af_packet.c:1923)
[  166.802292][    C1]  ? skb_copy_datagram_from_iter (net/core/datagram.c:561)
[  166.802697][    C1]  packet_snd (net/packet/af_packet.c:3076)
[  166.803056][    C1]  ? tpacket_snd (net/packet/af_packet.c:2940)
[  166.803575][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  166.804107][    C1]  ? __might_fault (mm/memory.c:7081 mm/memory.c:7075)
[  166.804634][    C1]  __sys_sendto (net/socket.c:727 net/socket.c:742 net/socket.c:2244)
[  166.805098][    C1]  ? __ia32_sys_getpeername (net/socket.c:2211)
[  166.805642][    C1]  ? sock_ioctl (net/socket.c:1378)
[  166.806220][    C1]  ? __sys_setsockopt (./include/linux/file.h:62 ./include/linux/file.h:83 net/socket.c:2377)
[  166.806785][    C1]  __x64_sys_sendto (net/socket.c:2247)
[  166.807296][    C1]  ? 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)
[  166.807857][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  166.808384][    C1]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  166.808950][    C1]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[  166.809590][    C1] RIP: 0033:0x7fec9a9ef27a
[  166.810152][    C1] 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
[  166.812180][    C1] RSP: 002b:00007ffcb1cee638 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  166.813025][    C1] RAX: ffffffffffffffda RBX: 000000002d3cc080 RCX: 00007fec9a9ef27a
[  166.813881][    C1] RDX: 0000000000000082 RSI: 000000002d3cc372 RDI: 0000000000000006
[  166.814726][    C1] RBP: 000000002d3cc372 R08: 00007ffcb1cee640 R09: 0000000000000014
[  166.815580][    C1] 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