======================================
| [  190.475722][   T61] br2: port 1(w1) entered forwarding state
| [  255.368692][    C0] ------------[ cut here ]------------
| [  255.369277][    C0] WARNING: CPU: 0 PID: 1753 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)
| [  255.369847][    C0] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
[  255.371602][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  255.372027][    C0] 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)
[  255.372373][    C0] 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
[  255.373501][    C0] RSP: 0018:ffffc90000007980 EFLAGS: 00010246
[  255.373887][    C0] RAX: ffffe8ffffc08a20 RBX: ffff88800a27e580 RCX: 0000000000000000
[  255.374376][    C0] RDX: ffff88800f411300 RSI: 0000000000000000 RDI: ffff88800f411304
[  255.374860][    C0] RBP: ffffc90000007a28 R08: 0000000000000000 R09: ffffed1002424d39
[  255.375308][    C0] R10: ffff8880121269cf R11: ffffffffa11744c0 R12: ffffc90000007b28
[  255.375736][    C0] R13: 1ffff92000000f34 R14: ffff88800a27e5c8 R15: ffff888008f91ed0
[  255.376182][    C0] FS:  00007fab62991740(0000) GS:ffff888093df2000(0000) knlGS:0000000000000000
[  255.376719][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  255.377126][    C0] CR2: 00007ffcba09a000 CR3: 00000000097fb004 CR4: 0000000000772ef0
[  255.377582][    C0] PKRU: 55555554
[  255.377815][    C0] Call Trace:
[  255.378063][    C0]  <IRQ>
[  255.378225][    C0]  ? napi_disable (net/core/dev.c:4349)
[  255.378531][    C0]  ? ip6_protocol_deliver_rcu (net/ipv6/ip6_input.c:453 (discriminator 60))
[  255.378915][    C0]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:4448 net/core/dev.c:5989)
[  255.379441][    C0]  ? ip6_input (net/ipv6/ip6_input.c:496)
[  255.379739][    C0]  ? ip6_input_finish (net/ipv6/ip6_input.c:496)
[  255.380084][    C0]  ? do_xdp_generic (net/core/dev.c:5908)
[  255.380386][    C0]  ? ip6_rcv_core (./include/net/sock.h:2961 net/ipv6/ip6_input.c:291)
[  255.380697][    C0]  ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  255.381015][    C0]  ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876)
[  255.381338][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  255.381643][    C0]  ? process_backlog (./include/linux/local_lock_internal.h:57 net/core/dev.c:6601)
[  255.381923][    C0]  __netif_receive_skb_one_core (net/core/dev.c:6137)
[  255.382314][    C0]  ? __netif_receive_skb_list_core (net/core/dev.c:6131)
[  255.382672][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[  255.382978][    C0]  ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5831)
[  255.383280][    C0]  ? process_backlog (./include/linux/local_lock_internal.h:57 net/core/dev.c:6601)
[  255.383590][    C0]  process_backlog (./include/linux/rcupdate.h:895 net/core/dev.c:6604)
[  255.383892][    C0]  __napi_poll.constprop.0 (net/core/dev.c:7668)
[  255.384213][    C0]  net_rx_action (net/core/dev.c:7730 net/core/dev.c:7882)
[  255.384515][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  255.384807][    C0]  ? run_backlog_napi (net/core/dev.c:7844)
[  255.385139][    C0]  ? sched_ttwu_pending (kernel/sched/core.c:3818 (discriminator 2))
[  255.385446][    C0]  ? __lock_release (kernel/locking/lockdep.c:5536)
[  255.385746][    C0]  ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  255.386077][    C0]  ? _raw_spin_unlock (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:143 kernel/locking/spinlock.c:186)
[  255.386366][    C0]  ? ttwu_do_activate (kernel/sched/core.c:3786)
[  255.386667][    C0]  handle_softirqs (kernel/softirq.c:623)
[  255.386989][    C0]  ? __dev_queue_xmit (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:934 net/core/dev.c:4847)
[  255.387305][    C0]  do_softirq (kernel/softirq.c:523 kernel/softirq.c:510)
[  255.387543][    C0]  </IRQ>
[  255.387697][    C0]  <TASK>
[  255.387861][    C0]  __local_bh_enable_ip (kernel/softirq.c:450)
[  255.388199][    C0]  ? __dev_queue_xmit (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:934 net/core/dev.c:4847)
[  255.388510][    C0]  __dev_queue_xmit (net/core/dev.c:4848)
[  255.388822][    C0]  ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  255.389179][    C0]  ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876)
[  255.389509][    C0]  ? netdev_core_pick_tx (net/core/dev.c:4728)
[  255.389806][    C0]  ? packet_parse_headers (./include/linux/skbuff.h:3180 net/packet/af_packet.c:1938)
[  255.390143][    C0]  ? sock_wmalloc (net/core/sock.c:2968)
[  255.390688][    C0]  ? packet_cached_dev_get (net/packet/af_packet.c:1923)
[  255.391014][    C0]  ? skb_copy_datagram_from_iter (net/core/datagram.c:561)
[  255.391410][    C0]  packet_snd (net/packet/af_packet.c:3076)
[  255.391728][    C0]  ? tpacket_snd (net/packet/af_packet.c:2940)
[  255.392271][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  255.392615][    C0]  ? __might_fault (mm/memory.c:7081 mm/memory.c:7075)
[  255.392922][    C0]  __sys_sendto (net/socket.c:727 net/socket.c:742 net/socket.c:2244)
[  255.393246][    C0]  ? __ia32_sys_getpeername (net/socket.c:2211)
[  255.393760][    C0]  ? sock_ioctl (net/socket.c:1378)
[  255.394092][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  255.394411][    C0]  ? exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532)
[  255.394717][    C0]  ? __lock_release (kernel/locking/lockdep.c:5536)
[  255.395248][    C0]  ? exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532)
[  255.395556][    C0]  __x64_sys_sendto (net/socket.c:2247)
[  255.395888][    C0]  ? 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)
[  255.396205][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  255.396722][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  255.397019][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[  255.397378][    C0] RIP: 0033:0x7fab62bad27a
[  255.397730][    C0] 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
[  255.399121][    C0] RSP: 002b:00007ffcba0a1738 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  255.399800][    C0] RAX: ffffffffffffffda RBX: 00000000130d6de0 RCX: 00007fab62bad27a
[  255.400268][    C0] RDX: 000000000000007e RSI: 00000000130d70e2 RDI: 0000000000000005
[  255.400742][    C0] RBP: 00000000130d70e2 R08: 00007ffcba0a1740 R09: 0000000000000014
[  255.401449][    C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  255.401933][    C0] R13: 000000000000007e R14: 00007ffcba0a1740 R15: 0000000000000000
| [  255.405875][    C0] ------------[ cut here ]------------
| [  255.406204][    C0] WARNING: CPU: 0 PID: 1753 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
| [  255.407071][    C0] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  255.408889][    C0] Tainted: [W]=WARN
[  255.409143][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  255.409566][    C0] 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
[  255.410268][    C0] 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
[  255.411646][    C0] RSP: 0018:ffffc90000007418 EFLAGS: 00010246
[  255.412066][    C0] RAX: 0000000000000000 RBX: ffff8880094eb400 RCX: 1ffffffff807bc5f
[  255.412554][    C0] RDX: 0000000000000000 RSI: ffffffffa065d5c0 RDI: ffff88800f411304
[  255.413045][    C0] RBP: ffff88800a27e580 R08: 0000000000000001 R09: ffff88800a00ea2c
[  255.413523][    C0] R10: 0000000000000000 R11: ffff8880094eae00 R12: ffffe8ffffc05850
[  255.414019][    C0] R13: ffff88800f411300 R14: 0000000000000000 R15: 0000000000000000
[  255.414730][    C0] FS:  00007fab62991740(0000) GS:ffff888093df2000(0000) knlGS:0000000000000000
[  255.415293][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  255.415692][    C0] CR2: 00007ffcba09a000 CR3: 00000000097fb004 CR4: 0000000000772ef0
[  255.416428][    C0] PKRU: 55555554
[  255.416670][    C0] Call Trace:
[  255.416914][    C0]  <IRQ>
[  255.417087][    C0]  tcf_action_exec.part.0 (./include/net/tc_wrapper.h:217 net/sched/act_api.c:1150)
[  255.417644][    C0] fl_classify (net/sched/cls_flower.c:356) cls_flower
[  255.417996][    C0]  ? fl_mask_lookup (net/sched/cls_flower.c:327) cls_flower
[  255.418391][    C0]  ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194)
[  255.418824][    C0]  ? __up_console_sem (kernel/printk/printk.c:345 (discriminator 1))
[  255.419160][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  255.419513][    C0]  ? console_unlock (kernel/printk/printk.c:3277 kernel/printk/printk.c:3298)
[  255.419827][    C0]  ? console_flush_all (kernel/printk/printk.c:3293)
[  255.420158][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5872)
[  255.420718][    C0]  ? vprintk_emit (kernel/printk/printk.c:2422)
[  255.421043][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:333)
[  255.421381][    C0]  ? vprintk_emit (kernel/printk/printk.c:2422)
[  255.421714][    C0]  ? __wake_up_klogd.part.0 (./arch/x86/include/asm/preempt.h:104 kernel/printk/printk.c:4531)
[  255.422291][    C0]  ? vprintk_emit (kernel/printk/printk.c:2370)
[  255.422654][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:2370)
[  255.422983][    C0]  ? _printk (kernel/printk/printk.c:2443)
[  255.423222][    C0]  ? console_prepend_message (kernel/printk/printk.c:2443)
[  255.423792][    C0]  ? 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)
[  255.424061][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[  255.424393][    C0]  ? 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)
[  255.424684][    C0]  __tcf_classify (./include/net/tc_wrapper.h:223 net/sched/cls_api.c:1764)
[  255.425272][    C0]  tcf_classify (net/sched/cls_api.c:1860)
[  255.425609][    C0]  ? exc_invalid_op (arch/x86/kernel/traps.c:392 (discriminator 1))
[  255.425955][    C0]  ? __tcf_classify (net/sched/cls_api.c:1809)
[  255.426311][    C0]  tc_run (net/core/dev.c:4373)
[  255.426576][    C0]  ? napi_disable (net/core/dev.c:4349)
[  255.427226][    C0]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:4448 net/core/dev.c:5989)
[  255.427670][    C0]  ? ip6_input (net/ipv6/ip6_input.c:496)
[  255.428013][    C0]  ? ip6_input_finish (net/ipv6/ip6_input.c:496)
[  255.428370][    C0]  ? do_xdp_generic (net/core/dev.c:5908)
[  255.428931][    C0]  ? ip6_rcv_core (./include/net/sock.h:2961 net/ipv6/ip6_input.c:291)
[  255.429302][    C0]  ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  255.429646][    C0]  ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876)
[  255.430248][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  255.430589][    C0]  ? process_backlog (./include/linux/local_lock_internal.h:57 net/core/dev.c:6601)
[  255.430951][    C0]  __netif_receive_skb_one_core (net/core/dev.c:6137)
[  255.431383][    C0]  ? __netif_receive_skb_list_core (net/core/dev.c:6131)
[  255.432069][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751)
[  255.432401][    C0]  ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5831)
[  255.432731][    C0]  ? process_backlog (./include/linux/local_lock_internal.h:57 net/core/dev.c:6601)
[  255.433085][    C0]  process_backlog (./include/linux/rcupdate.h:895 net/core/dev.c:6604)
[  255.433666][    C0]  __napi_poll.constprop.0 (net/core/dev.c:7668)
[  255.434013][    C0]  net_rx_action (net/core/dev.c:7730 net/core/dev.c:7882)
[  255.434345][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  255.434685][    C0]  ? run_backlog_napi (net/core/dev.c:7844)
[  255.435281][    C0]  ? sched_ttwu_pending (kernel/sched/core.c:3818 (discriminator 2))
[  255.435649][    C0]  ? __lock_release (kernel/locking/lockdep.c:5536)
[  255.435989][    C0]  ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  255.436328][    C0]  ? _raw_spin_unlock (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:143 kernel/locking/spinlock.c:186)
[  255.436899][    C0]  ? ttwu_do_activate (kernel/sched/core.c:3786)
[  255.437266][    C0]  handle_softirqs (kernel/softirq.c:623)
[  255.437602][    C0]  ? __dev_queue_xmit (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:934 net/core/dev.c:4847)
[  255.437944][    C0]  do_softirq (kernel/softirq.c:523 kernel/softirq.c:510)
[  255.438455][    C0]  </IRQ>
[  255.438623][    C0]  <TASK>
[  255.438803][    C0]  __local_bh_enable_ip (kernel/softirq.c:450)
[  255.439141][    C0]  ? __dev_queue_xmit (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:934 net/core/dev.c:4847)
[  255.439494][    C0]  __dev_queue_xmit (net/core/dev.c:4848)
[  255.440079][    C0]  ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  255.440399][    C0]  ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876)
[  255.440726][    C0]  ? netdev_core_pick_tx (net/core/dev.c:4728)
[  255.441060][    C0]  ? packet_parse_headers (./include/linux/skbuff.h:3180 net/packet/af_packet.c:1938)
[  255.441604][    C0]  ? sock_wmalloc (net/core/sock.c:2968)
[  255.441942][    C0]  ? packet_cached_dev_get (net/packet/af_packet.c:1923)
[  255.442271][    C0]  ? skb_copy_datagram_from_iter (net/core/datagram.c:561)
[  255.442670][    C0]  packet_snd (net/packet/af_packet.c:3076)
[  255.443260][    C0]  ? tpacket_snd (net/packet/af_packet.c:2940)
[  255.443574][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  255.443906][    C0]  ? __might_fault (mm/memory.c:7081 mm/memory.c:7075)
[  255.444235][    C0]  __sys_sendto (net/socket.c:727 net/socket.c:742 net/socket.c:2244)
[  255.444792][    C0]  ? __ia32_sys_getpeername (net/socket.c:2211)
[  255.445156][    C0]  ? sock_ioctl (net/socket.c:1378)
[  255.445522][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  255.445865][    C0]  ? exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532)
[  255.446417][    C0]  ? __lock_release (kernel/locking/lockdep.c:5536)
[  255.446764][    C0]  ? exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532)
[  255.447104][    C0]  __x64_sys_sendto (net/socket.c:2247)
[  255.447418][    C0]  ? 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)
[  255.448000][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  255.448315][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  255.448640][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[  255.449055][    C0] RIP: 0033:0x7fab62bad27a
[  255.449638][    C0] 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
[  255.451054][    C0] RSP: 002b:00007ffcba0a1738 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  255.451558][    C0] RAX: ffffffffffffffda RBX: 00000000130d6de0 RCX: 00007fab62bad27a
[  255.452093][    C0] RDX: 000000000000007e RSI: 00000000130d70e2 RDI: 0000000000000005
[  255.452803][    C0] RBP: 00000000130d70e2 R08: 00007ffcba0a1740 R09: 0000000000000014
[  255.453282][    C0] 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