======================================
| [  198.034518][  T153] br2: port 1(w1) entered forwarding state
| [  227.403216][    C1] ------------[ cut here ]------------
| [  227.403751][    C1] WARNING: CPU: 1 PID: 1966 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)
| [  227.404294][    C1] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
[  227.405890][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  227.406288][    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)
[  227.406720][    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
[  227.407854][    C1] RSP: 0018:ffffc900001c0980 EFLAGS: 00010246
[  227.408256][    C1] RAX: ffffe8ffffc8a680 RBX: ffff88801163d700 RCX: 0000000000000000
[  227.408742][    C1] RDX: ffff88800ba21a00 RSI: 0000000000000000 RDI: ffff88800ba21a04
[  227.409211][    C1] RBP: ffffc900001c0a28 R08: 0000000000000000 R09: ffffed100129d439
[  227.409696][    C1] R10: ffff8880094ea1cf R11: ffffffff999744c0 R12: ffffc900001c0b28
[  227.410160][    C1] R13: 1ffff92000038134 R14: ffff88801163d748 R15: ffff8880050e12d0
[  227.410638][    C1] FS:  00007f08428db740(0000) GS:ffff88809b672000(0000) knlGS:0000000000000000
[  227.411181][    C1] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  227.411570][    C1] CR2: 00007ffece208000 CR3: 0000000009068006 CR4: 0000000000772ef0
[  227.412044][    C1] PKRU: 55555554
[  227.412275][    C1] Call Trace:
[  227.412517][    C1]  <IRQ>
[  227.412688][    C1]  ? udp_sk_rx_dst_set (net/ipv4/udp.c:2668)
[  227.413014][    C1]  ? napi_disable (net/core/dev.c:4349)
[  227.413325][    C1]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:4448 net/core/dev.c:5989)
[  227.413711][    C1]  ? ip_local_deliver (./include/linux/netfilter.h:318 ./include/linux/netfilter.h:312 net/ipv4/ip_input.c:262)
[  227.414025][    C1]  ? ip_local_deliver_finish (net/ipv4/ip_input.c:251)
[  227.414329][    C1]  ? do_xdp_generic (net/core/dev.c:5908)
[  227.414647][    C1]  ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  227.414975][    C1]  ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876)
[  227.415268][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  227.415561][    C1]  ? process_backlog (./include/linux/local_lock_internal.h:57 net/core/dev.c:6601)
[  227.415854][    C1]  __netif_receive_skb_one_core (net/core/dev.c:6137)
[  227.416210][    C1]  ? __netif_receive_skb_list_core (net/core/dev.c:6131)
[  227.416569][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[  227.416871][    C1]  ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5831)
[  227.417162][    C1]  ? process_backlog (./include/linux/local_lock_internal.h:57 net/core/dev.c:6601)
[  227.417461][    C1]  process_backlog (./include/linux/rcupdate.h:895 net/core/dev.c:6604)
[  227.417753][    C1]  ? debug_objects_oom (lib/debugobjects.c:1070)
[  227.418055][    C1]  __napi_poll.constprop.0 (net/core/dev.c:7668)
[  227.418349][    C1]  net_rx_action (net/core/dev.c:7730 net/core/dev.c:7882)
[  227.418646][    C1]  ? run_backlog_napi (net/core/dev.c:7844)
[  227.418956][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  227.419265][    C1]  ? trace_rcu_batch_end (kernel/rcu/tree.c:2529)
[  227.419570][    C1]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  227.419865][    C1]  ? note_gp_changes (kernel/rcu/tree.c:1332 (discriminator 1))
[  227.420154][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  227.420458][    C1]  handle_softirqs (kernel/softirq.c:623)
[  227.420751][    C1]  ? __dev_queue_xmit (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:934 net/core/dev.c:4847)
[  227.421044][    C1]  do_softirq (kernel/softirq.c:523 kernel/softirq.c:510)
[  227.421254][    C1]  </IRQ>
[  227.421411][    C1]  <TASK>
[  227.421562][    C1]  __local_bh_enable_ip (kernel/softirq.c:450)
[  227.421854][    C1]  ? __dev_queue_xmit (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:934 net/core/dev.c:4847)
[  227.422145][    C1]  __dev_queue_xmit (net/core/dev.c:4848)
[  227.422436][    C1]  ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 kernel/bpf/core.c:746)
[  227.422735][    C1]  ? __lock_release (kernel/locking/lockdep.c:5536)
[  227.423042][    C1]  ? netdev_core_pick_tx (net/core/dev.c:4728)
[  227.423369][    C1]  ? packet_parse_headers (./include/linux/skbuff.h:3180 net/packet/af_packet.c:1938)
[  227.423705][    C1]  ? sock_wmalloc (net/core/sock.c:2968)
[  227.424001][    C1]  ? packet_cached_dev_get (net/packet/af_packet.c:1923)
[  227.424322][    C1]  ? skb_copy_datagram_from_iter (net/core/datagram.c:561)
[  227.424719][    C1]  packet_snd (net/packet/af_packet.c:3076)
[  227.425019][    C1]  ? tpacket_snd (net/packet/af_packet.c:2940)
[  227.425311][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  227.425607][    C1]  ? __might_fault (mm/memory.c:7081 mm/memory.c:7075)
[  227.425901][    C1]  __sys_sendto (net/socket.c:727 net/socket.c:742 net/socket.c:2244)
[  227.426206][    C1]  ? __ia32_sys_getpeername (net/socket.c:2211)
[  227.426506][    C1]  ? sock_ioctl (net/socket.c:1378)
[  227.426809][    C1]  ? __sys_setsockopt (./include/linux/file.h:62 ./include/linux/file.h:83 net/socket.c:2377)
[  227.427120][    C1]  __x64_sys_sendto (net/socket.c:2247)
[  227.427415][    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)
[  227.427709][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  227.427997][    C1]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  227.428294][    C1]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[  227.428670][    C1] RIP: 0033:0x7f0842af727a
[  227.428989][    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
[  227.430025][    C1] RSP: 002b:00007ffece20f7f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  227.430470][    C1] RAX: ffffffffffffffda RBX: 000000002dcabc60 RCX: 00007f0842af727a
[  227.430901][    C1] RDX: 000000000000006e RSI: 000000002dcabee2 RDI: 0000000000000006
[  227.431341][    C1] RBP: 000000002dcabee2 R08: 00007ffece20f800 R09: 0000000000000014
[  227.431778][    C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  227.432217][    C1] R13: 000000000000006e R14: 00007ffece20f800 R15: 0000000000000001
| [  227.435494][    C1] ------------[ cut here ]------------
| [  227.435818][    C1] WARNING: CPU: 1 PID: 1966 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
| [  227.436457][    C1] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  227.437934][    C1] Tainted: [W]=WARN
[  227.438195][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  227.438613][    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
[  227.439040][    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
[  227.440179][    C1] RSP: 0018:ffffc900001c0418 EFLAGS: 00010246
[  227.440598][    C1] RAX: 0000000000000000 RBX: ffff8880095e9000 RCX: 1ffffffff80ca65f
[  227.441083][    C1] RDX: 0000000000000000 RSI: ffffffff98e5d5c0 RDI: ffff88800ba21a04
[  227.441555][    C1] RBP: ffff88801163d700 R08: 0000000000000001 R09: ffff888009090a2c
[  227.442060][    C1] R10: 0000000000000000 R11: ffff8880095e8400 R12: ffffe8ffffc8b990
[  227.442564][    C1] R13: ffff88800ba21a00 R14: 0000000000000000 R15: 0000000000000000
[  227.443052][    C1] FS:  00007f08428db740(0000) GS:ffff88809b672000(0000) knlGS:0000000000000000
[  227.443612][    C1] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  227.444015][    C1] CR2: 00007ffece208000 CR3: 0000000009068006 CR4: 0000000000772ef0
[  227.444493][    C1] PKRU: 55555554
[  227.444741][    C1] Call Trace:
[  227.444985][    C1]  <IRQ>
[  227.445149][    C1]  tcf_action_exec.part.0 (./include/net/tc_wrapper.h:217 net/sched/act_api.c:1150)
[  227.445500][    C1] fl_classify (net/sched/cls_flower.c:356) cls_flower
[  227.445837][    C1]  ? fl_mask_lookup (net/sched/cls_flower.c:327) cls_flower
[  227.446232][    C1]  ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194)
[  227.446658][    C1]  ? prb_read_valid (kernel/printk/printk_ringbuffer.c:2202)
[  227.446981][    C1]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:2202)
[  227.447309][    C1]  ? __up_console_sem (kernel/printk/printk.c:345 (discriminator 1))
[  227.447628][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  227.447947][    C1]  ? console_unlock (kernel/printk/printk.c:3277 kernel/printk/printk.c:3298)
[  227.448264][    C1]  ? console_flush_all (kernel/printk/printk.c:3293)
[  227.448585][    C1]  ? lock_acquire (kernel/locking/lockdep.c:5872)
[  227.448917][    C1]  ? vprintk_emit (kernel/printk/printk.c:2422)
[  227.449238][    C1]  ? __down_trylock_console_sem (kernel/printk/printk.c:333)
[  227.449561][    C1]  ? vprintk_emit (kernel/printk/printk.c:2422)
[  227.449881][    C1]  ? __wake_up_klogd.part.0 (./arch/x86/include/asm/preempt.h:104 kernel/printk/printk.c:4531)
[  227.450204][    C1]  ? vprintk_emit (kernel/printk/printk.c:2370)
[  227.450525][    C1]  ? wake_up_klogd_work_func (kernel/printk/printk.c:2370)
[  227.450856][    C1]  ? _printk (kernel/printk/printk.c:2443)
[  227.451103][    C1]  ? console_prepend_message (kernel/printk/printk.c:2443)
[  227.451428][    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)
[  227.451678][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[  227.451995][    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)
[  227.452233][    C1]  __tcf_classify (./include/net/tc_wrapper.h:223 net/sched/cls_api.c:1764)
[  227.452565][    C1]  tcf_classify (net/sched/cls_api.c:1860)
[  227.452889][    C1]  ? exc_invalid_op (arch/x86/kernel/traps.c:392 (discriminator 1))
[  227.453215][    C1]  ? __tcf_classify (net/sched/cls_api.c:1809)
[  227.453545][    C1]  tc_run (net/core/dev.c:4373)
[  227.453783][    C1]  ? udp_sk_rx_dst_set (net/ipv4/udp.c:2668)
[  227.454104][    C1]  ? napi_disable (net/core/dev.c:4349)
[  227.454440][    C1]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:4448 net/core/dev.c:5989)
[  227.454844][    C1]  ? ip_local_deliver (./include/linux/netfilter.h:318 ./include/linux/netfilter.h:312 net/ipv4/ip_input.c:262)
[  227.455172][    C1]  ? ip_local_deliver_finish (net/ipv4/ip_input.c:251)
[  227.455504][    C1]  ? do_xdp_generic (net/core/dev.c:5908)
[  227.455835][    C1]  ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  227.456154][    C1]  ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876)
[  227.456475][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  227.456806][    C1]  ? process_backlog (./include/linux/local_lock_internal.h:57 net/core/dev.c:6601)
[  227.457123][    C1]  __netif_receive_skb_one_core (net/core/dev.c:6137)
[  227.457533][    C1]  ? __netif_receive_skb_list_core (net/core/dev.c:6131)
[  227.457931][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[  227.458265][    C1]  ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5831)
[  227.458588][    C1]  ? process_backlog (./include/linux/local_lock_internal.h:57 net/core/dev.c:6601)
[  227.458927][    C1]  process_backlog (./include/linux/rcupdate.h:895 net/core/dev.c:6604)
[  227.459256][    C1]  ? debug_objects_oom (lib/debugobjects.c:1070)
[  227.459585][    C1]  __napi_poll.constprop.0 (net/core/dev.c:7668)
[  227.459908][    C1]  net_rx_action (net/core/dev.c:7730 net/core/dev.c:7882)
[  227.460254][    C1]  ? run_backlog_napi (net/core/dev.c:7844)
[  227.460580][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  227.460902][    C1]  ? trace_rcu_batch_end (kernel/rcu/tree.c:2529)
[  227.461223][    C1]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  227.461544][    C1]  ? note_gp_changes (kernel/rcu/tree.c:1332 (discriminator 1))
[  227.461870][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  227.462201][    C1]  handle_softirqs (kernel/softirq.c:623)
[  227.462528][    C1]  ? __dev_queue_xmit (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:934 net/core/dev.c:4847)
[  227.462854][    C1]  do_softirq (kernel/softirq.c:523 kernel/softirq.c:510)
[  227.463098][    C1]  </IRQ>
[  227.463256][    C1]  <TASK>
[  227.463424][    C1]  __local_bh_enable_ip (kernel/softirq.c:450)
[  227.463745][    C1]  ? __dev_queue_xmit (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:934 net/core/dev.c:4847)
[  227.464072][    C1]  __dev_queue_xmit (net/core/dev.c:4848)
[  227.464405][    C1]  ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:897 kernel/bpf/core.c:746)
[  227.464728][    C1]  ? __lock_release (kernel/locking/lockdep.c:5536)
[  227.465053][    C1]  ? netdev_core_pick_tx (net/core/dev.c:4728)
[  227.465377][    C1]  ? packet_parse_headers (./include/linux/skbuff.h:3180 net/packet/af_packet.c:1938)
[  227.465705][    C1]  ? sock_wmalloc (net/core/sock.c:2968)
[  227.466026][    C1]  ? packet_cached_dev_get (net/packet/af_packet.c:1923)
[  227.466386][    C1]  ? skb_copy_datagram_from_iter (net/core/datagram.c:561)
[  227.466802][    C1]  packet_snd (net/packet/af_packet.c:3076)
[  227.467132][    C1]  ? tpacket_snd (net/packet/af_packet.c:2940)
[  227.467455][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  227.467802][    C1]  ? __might_fault (mm/memory.c:7081 mm/memory.c:7075)
[  227.468128][    C1]  __sys_sendto (net/socket.c:727 net/socket.c:742 net/socket.c:2244)
[  227.468465][    C1]  ? __ia32_sys_getpeername (net/socket.c:2211)
[  227.468815][    C1]  ? sock_ioctl (net/socket.c:1378)
[  227.469147][    C1]  ? __sys_setsockopt (./include/linux/file.h:62 ./include/linux/file.h:83 net/socket.c:2377)
[  227.469491][    C1]  __x64_sys_sendto (net/socket.c:2247)
[  227.469809][    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)
[  227.470134][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  227.470463][    C1]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  227.470783][    C1]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[  227.471178][    C1] RIP: 0033:0x7f0842af727a
[  227.471544][    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
[  227.472713][    C1] RSP: 002b:00007ffece20f7f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  227.473196][    C1] RAX: ffffffffffffffda RBX: 000000002dcabc60 RCX: 00007f0842af727a
[  227.473716][    C1] RDX: 000000000000006e RSI: 000000002dcabee2 RDI: 0000000000000006
[  227.474192][    C1] RBP: 000000002dcabee2 R08: 00007ffece20f800 R09: 0000000000000014
[  227.474693][    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