======================================
| [ 90.132872][ C0] #2: ffffffffbb359060 (rcu_read_lock){....}-{1:3}, at: vxlan_rcv (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 drivers/net/vxlan/vxlan_core.c:1811) vxlan
| [ 90.133240][ C0] #3: ffffffffbb359060 (rcu_read_lock){....}-{1:3}, at: gro_cells_receive (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 net/core/gro_cells.c:19)
| [   90.133573][    C0]
| [   90.133573][    C0] stack backtrace:
[   90.134265][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.134616][    C0] Call Trace:
[   90.134833][    C0]  <IRQ>
[ 90.134946][ C0] dump_stack_lvl (lib/dump_stack.c:123)
[ 90.135131][ C0] print_usage_bug.part.0 (kernel/locking/lockdep.c:4041)
[ 90.135344][ C0] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[ 90.135587][ C0] mark_lock_irq (kernel/locking/lockdep.c:4006 kernel/locking/lockdep.c:4052 kernel/locking/lockdep.c:4263)
[ 90.135828][ C0] ? __pfx_mark_lock_irq (kernel/locking/lockdep.c:4254)
[ 90.136089][ C0] ? stack_trace_save (kernel/stacktrace.c:123)
[ 90.136353][ C0] ? __pfx_stack_trace_save (kernel/stacktrace.c:114)
[ 90.136537][ C0] ? save_trace (kernel/locking/lockdep.c:588)
[ 90.136755][ C0] mark_lock (kernel/locking/lockdep.c:4749)
[ 90.136892][ C0] mark_usage (kernel/locking/lockdep.c:4638)
[ 90.137033][ C0] __lock_acquire (kernel/locking/lockdep.c:5180)
[ 90.137231][ C0] ? __pfx_fib_table_lookup (net/ipv4/fib_trie.c:1441)
[ 90.137461][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5851)
[ 90.137660][ C0] ? kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:319 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 90.137979][ C0] ? fib_rules_lookup (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/fib_rules.c:342)
[ 90.138237][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 90.138469][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 90.138681][ C0] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860)
[ 90.138861][ C0] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 90.139043][ C0] ? kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:319 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 90.139325][ C0] fs_reclaim_acquire (mm/page_alloc.c:3854 mm/page_alloc.c:3867)
[ 90.139522][ C0] ? kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:319 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 90.139784][ C0] kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:319 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 90.140045][ C0] ? __alloc_skb (net/core/skbuff.c:730)
[ 90.140227][ C0] __alloc_skb (net/core/skbuff.c:730)
[ 90.140496][ C0] ? __pfx___alloc_skb (net/core/skbuff.c:713)
[ 90.140773][ C0] ? vxlan_rcv (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 drivers/net/vxlan/vxlan_core.c:1811) vxlan
[ 90.141007][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 90.141234][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 90.141461][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 90.141680][ C0] skb_copy (net/core/skbuff.c:2221)
[ 90.141815][ C0] gro_cells_receive (net/core/gro_cells.c:31)
[ 90.142029][ C0] vxlan_rcv (./include/linux/rcupdate.h:878 drivers/net/vxlan/vxlan_core.c:1826) vxlan
[ 90.142223][ C0] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 90.142435][ C0] ? udp4_lib_lookup2 (net/ipv4/udp.c:496)
[ 90.142686][ C0] ? __pfx_udp_ehashfn (net/ipv4/udp.c:415)
[ 90.142869][ C0] ? __udp4_lib_lookup (net/ipv4/udp.c:726)
[ 90.143094][ C0] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 90.143285][ C0] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 90.143462][ C0] udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 90.143696][ C0] udp_unicast_rcv_skb (net/ipv4/udp.c:2616 (discriminator 3))
[ 90.143873][ C0] __udp4_lib_rcv (net/ipv4/udp.c:2686)
[ 90.144065][ C0] ? __pfx___udp4_lib_rcv (net/ipv4/udp.c:2626)
[ 90.144262][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 90.144459][ C0] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207 (discriminator 4))
[ 90.144717][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 90.144927][ C0] ip_local_deliver_finish (./include/linux/rcupdate.h:878 net/ipv4/ip_input.c:234)
[ 90.145107][ C0] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254)
[ 90.145282][ C0] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243)
[ 90.145469][ C0] ? ip_rcv_finish_core (./include/linux/skbuff.h:1152 ./include/net/route.h:88 net/ipv4/ip_input.c:390)
[ 90.145656][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 90.145830][ C0] ip_rcv (./include/net/dst.h:469 net/ipv4/ip_input.c:447 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:567)
[ 90.145963][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 90.146143][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 90.146322][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5851)
[ 90.146499][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 90.146692][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 90.146868][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 90.147048][ C0] __netif_receive_skb_one_core (net/core/dev.c:5727 (discriminator 4))
[ 90.147272][ C0] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5720)
[ 90.147494][ C0] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 90.147685][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 90.147865][ C0] process_backlog (./include/linux/rcupdate.h:878 net/core/dev.c:6173)
[ 90.148043][ C0] __napi_poll.constprop.0 (net/core/dev.c:6925)
[ 90.148226][ C0] net_rx_action (net/core/dev.c:6989 net/core/dev.c:7111)
[ 90.148409][ C0] ? __pfx_net_rx_action (net/core/dev.c:7073)
[ 90.148639][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2491)
[ 90.148870][ C0] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4339 kernel/locking/lockdep.c:4406)
[ 90.149099][ C0] handle_softirqs (kernel/softirq.c:561)
[ 90.149280][ C0] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 90.149459][ C0] do_softirq (kernel/softirq.c:462 kernel/softirq.c:449)
[   90.149609][    C0]  </IRQ>
[   90.149701][    C0]  <TASK>
[ 90.149794][ C0] __local_bh_enable_ip (kernel/softirq.c:389)
[ 90.149975][ C0] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 90.150155][ C0] __dev_queue_xmit (net/core/dev.c:4511)
[ 90.150335][ C0] ? __pfx___dev_queue_xmit (net/core/dev.c:4392)
[ 90.150515][ C0] ? packet_parse_headers (./include/linux/skbuff.h:3107 net/packet/af_packet.c:1992)
[ 90.150708][ C0] ? __pfx_sock_alloc_send_pskb (net/core/sock.c:2870)
[ 90.150895][ C0] ? __pfx_packet_parse_headers (net/packet/af_packet.c:1977)
[ 90.151107][ C0] ? skb_copy_datagram_from_iter (net/core/datagram.c:564)
[ 90.151330][ C0] ? dev_get_by_index (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/dev.c:922)
[ 90.151565][ C0] packet_snd (net/packet/af_packet.c:3132)
[ 90.151750][ C0] ? __lock_release (kernel/locking/lockdep.c:5525)
[ 90.151930][ C0] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 90.152149][ C0] ? __pfx_packet_snd (net/packet/af_packet.c:2995)
[ 90.152337][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 90.152517][ C0] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 90.152717][ C0] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 90.152901][ C0] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 90.153120][ C0] __sys_sendto (net/socket.c:711 net/socket.c:726 net/socket.c:2208)
[ 90.153340][ C0] ? __pfx___sys_sendto (net/socket.c:2175)
[ 90.153542][ C0] ? sock_ioctl (net/socket.c:1342)
[ 90.153749][ C0] ? __pfx___up_read (kernel/locking/rwsem.c:1337)
[ 90.153976][ C0] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 90.154178][ C0] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 90.154374][ C0] __x64_sys_sendto (net/socket.c:2211)
[ 90.154584][ C0] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406)
[ 90.154816][ C0] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 90.155036][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   90.155277][    C0] RIP: 0033:0x7f041a694a4a
[ 90.155486][ 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
[   90.156315][    C0] RSP: 002b:00007fff3310fbf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   90.156749][    C0] RAX: ffffffffffffffda RBX: 000000003b0ba9d0 RCX: 00007f041a694a4a
[   90.157074][    C0] RDX: 000000000000006a RSI: 000000003b0bacc2 RDI: 0000000000000005
[   90.157370][    C0] RBP: 000000003b0bacc2 R08: 00007fff3310fc00 R09: 0000000000000014
[   90.157646][    C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[   90.157945][    C0] R13: 000000000000006a R14: 00007fff3310fc00 R15: 0000000000000000
| [   90.158711][    C0] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1277, name: mausezahn
| [   90.159004][    C0] preempt_count: 101, expected: 0
| [   90.159169][    C0] RCU nest depth: 4, expected: 0
| [   90.159337][    C0] INFO: lockdep is turned off.
[   90.159835][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.160049][    C0] Call Trace:
[   90.160184][    C0]  <IRQ>
[ 90.160305][ C0] dump_stack_lvl (lib/dump_stack.c:123)
[ 90.160482][ C0] __might_resched (kernel/sched/core.c:8759)
[ 90.160733][ C0] ? kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:321 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 90.161003][ C0] kmem_cache_alloc_node_noprof (./include/linux/kernel.h:73 ./include/linux/sched/mm.h:321 ./include/linux/sched/mm.h:316 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 90.161223][ C0] ? __alloc_skb (net/core/skbuff.c:730)
[ 90.161420][ C0] __alloc_skb (net/core/skbuff.c:730)
[ 90.161597][ C0] ? __pfx___alloc_skb (net/core/skbuff.c:713)
[ 90.161769][ C0] ? vxlan_rcv (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 drivers/net/vxlan/vxlan_core.c:1811) vxlan
[ 90.161947][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 90.162118][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 90.162292][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 90.162461][ C0] skb_copy (net/core/skbuff.c:2221)
[ 90.162597][ C0] gro_cells_receive (net/core/gro_cells.c:31)
[ 90.162766][ C0] vxlan_rcv (./include/linux/rcupdate.h:878 drivers/net/vxlan/vxlan_core.c:1826) vxlan
[ 90.162948][ C0] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 90.163134][ C0] ? udp4_lib_lookup2 (net/ipv4/udp.c:496)
[ 90.163306][ C0] ? __pfx_udp_ehashfn (net/ipv4/udp.c:415)
[ 90.163478][ C0] ? __udp4_lib_lookup (net/ipv4/udp.c:726)
[ 90.163679][ C0] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 90.163858][ C0] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 90.164029][ C0] udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 90.164239][ C0] udp_unicast_rcv_skb (net/ipv4/udp.c:2616 (discriminator 3))
[ 90.164453][ C0] __udp4_lib_rcv (net/ipv4/udp.c:2686)
[ 90.164690][ C0] ? __pfx___udp4_lib_rcv (net/ipv4/udp.c:2626)
[ 90.164942][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 90.165181][ C0] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207 (discriminator 4))
[ 90.165448][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 90.165714][ C0] ip_local_deliver_finish (./include/linux/rcupdate.h:878 net/ipv4/ip_input.c:234)
[ 90.165975][ C0] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254)
[ 90.166237][ C0] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243)
[ 90.166503][ C0] ? ip_rcv_finish_core (./include/linux/skbuff.h:1152 ./include/net/route.h:88 net/ipv4/ip_input.c:390)
[ 90.166778][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 90.166975][ C0] ip_rcv (./include/net/dst.h:469 net/ipv4/ip_input.c:447 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:567)
[ 90.167102][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 90.167277][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 90.167451][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5851)
[ 90.167629][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 90.167802][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 90.167971][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 90.168148][ C0] __netif_receive_skb_one_core (net/core/dev.c:5727 (discriminator 4))
[ 90.168360][ C0] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5720)
[ 90.168590][ C0] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 90.168760][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 90.168930][ C0] process_backlog (./include/linux/rcupdate.h:878 net/core/dev.c:6173)
[ 90.169117][ C0] __napi_poll.constprop.0 (net/core/dev.c:6925)
[ 90.169297][ C0] net_rx_action (net/core/dev.c:6989 net/core/dev.c:7111)
[ 90.169488][ C0] ? __pfx_net_rx_action (net/core/dev.c:7073)
[ 90.169745][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2491)
[ 90.169967][ C0] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4339 kernel/locking/lockdep.c:4406)
[ 90.170221][ C0] handle_softirqs (kernel/softirq.c:561)
[ 90.170408][ C0] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 90.170603][ C0] do_softirq (kernel/softirq.c:462 kernel/softirq.c:449)
[   90.170760][    C0]  </IRQ>
[   90.170872][    C0]  <TASK>
[ 90.170998][ C0] __local_bh_enable_ip (kernel/softirq.c:389)
[ 90.171217][ C0] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 90.171405][ C0] __dev_queue_xmit (net/core/dev.c:4511)
[ 90.171626][ C0] ? __pfx___dev_queue_xmit (net/core/dev.c:4392)
[ 90.171811][ C0] ? packet_parse_headers (./include/linux/skbuff.h:3107 net/packet/af_packet.c:1992)
[ 90.171997][ C0] ? __pfx_sock_alloc_send_pskb (net/core/sock.c:2870)
[ 90.172181][ C0] ? __pfx_packet_parse_headers (net/packet/af_packet.c:1977)
[ 90.172466][ C0] ? skb_copy_datagram_from_iter (net/core/datagram.c:564)
[ 90.172706][ C0] ? dev_get_by_index (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/dev.c:922)
[ 90.172888][ C0] packet_snd (net/packet/af_packet.c:3132)
[ 90.173074][ C0] ? __lock_release (kernel/locking/lockdep.c:5525)
[ 90.173362][ C0] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 90.173551][ C0] ? __pfx_packet_snd (net/packet/af_packet.c:2995)
[ 90.173791][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 90.173989][ C0] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 90.174290][ C0] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 90.174477][ C0] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 90.174674][ C0] __sys_sendto (net/socket.c:711 net/socket.c:726 net/socket.c:2208)
[ 90.174897][ C0] ? __pfx___sys_sendto (net/socket.c:2175)
[ 90.175165][ C0] ? sock_ioctl (net/socket.c:1342)
[ 90.175343][ C0] ? __pfx___up_read (kernel/locking/rwsem.c:1337)
[ 90.175532][ C0] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 90.175721][ C0] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 90.175993][ C0] __x64_sys_sendto (net/socket.c:2211)
[ 90.176176][ C0] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406)
[ 90.176402][ C0] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 90.176601][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   90.176924][    C0] RIP: 0033:0x7f041a694a4a
[ 90.177114][ 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
[   90.177920][    C0] RSP: 002b:00007fff3310fbf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[   90.178201][    C0] RAX: ffffffffffffffda RBX: 000000003b0ba9d0 RCX: 00007f041a694a4a
[   90.178572][    C0] RDX: 000000000000006a RSI: 000000003b0bacc2 RDI: 0000000000000005
[   90.178848][    C0] RBP: 000000003b0bacc2 R08: 00007fff3310fc00 R09: 0000000000000014
[   90.179124][    C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[   90.179492][    C0] R13: 000000000000006a R14: 00007fff3310fc00 R15: 0000000000000000
| [  105.094088][    C2] preempt_count: 101, expected: 0
| [  105.094290][    C2] RCU nest depth: 4, expected: 0
| [  105.094504][    C2] INFO: lockdep is turned off.
| [  105.095106][    C2] Tainted: [W]=WARN
[  105.095249][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  105.095484][    C2] Call Trace:
[  105.095627][    C2]  <IRQ>
[ 105.095724][ C2] dump_stack_lvl (lib/dump_stack.c:123)
[ 105.095922][ C2] __might_resched (kernel/sched/core.c:8759)
[ 105.096114][ C2] ? kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:321 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 105.096352][ C2] kmem_cache_alloc_node_noprof (./include/linux/kernel.h:73 ./include/linux/sched/mm.h:321 ./include/linux/sched/mm.h:316 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 105.096590][ C2] ? __pfx_INET_ECN_decapsulate (./include/net/inet_ecn.h:271) vxlan
[ 105.096835][ C2] ? __alloc_skb (net/core/skbuff.c:730)
[ 105.097026][ C2] __alloc_skb (net/core/skbuff.c:730)
[ 105.097213][ C2] ? __pfx___alloc_skb (net/core/skbuff.c:713)
[ 105.097399][ C2] ? vxlan_ecn_decapsulate (./include/net/inet_ecn.h:302 drivers/net/vxlan/vxlan_core.c:1649) vxlan
[ 105.097641][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 105.097830][ C2] skb_copy (net/core/skbuff.c:2221)
[ 105.097979][ C2] gro_cells_receive (net/core/gro_cells.c:31)
[ 105.098174][ C2] vxlan_rcv (./include/linux/rcupdate.h:878 drivers/net/vxlan/vxlan_core.c:1826) vxlan
[ 105.098374][ C2] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 105.098572][ C2] ? udp4_lib_lookup2 (net/ipv4/udp.c:496)
[ 105.098766][ C2] ? __pfx_udp_ehashfn (net/ipv4/udp.c:415)
[ 105.098955][ C2] ? __udp4_lib_lookup (net/ipv4/udp.c:726)
[ 105.099144][ C2] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 105.099346][ C2] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 105.099532][ C2] udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 105.099721][ C2] udp_unicast_rcv_skb (net/ipv4/udp.c:2616 (discriminator 3))
[ 105.099917][ C2] __udp4_lib_rcv (net/ipv4/udp.c:2686)
[ 105.100108][ C2] ? __pfx___udp4_lib_rcv (net/ipv4/udp.c:2626)
[ 105.100296][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 105.100481][ C2] ? packet_rcv (net/packet/af_packet.c:2279)
[ 105.100674][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 105.100860][ C2] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207 (discriminator 4))
[ 105.101050][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 105.101240][ C2] ip_local_deliver_finish (./include/linux/rcupdate.h:878 net/ipv4/ip_input.c:234)
[ 105.101430][ C2] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254)
[ 105.101618][ C2] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243)
[ 105.101806][ C2] ? sock_def_write_space (net/core/sock.c:3502)
[ 105.102002][ C2] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349)
[ 105.102194][ C2] ? ip_rcv_finish_core (./include/linux/skbuff.h:1152 ./include/net/route.h:88 net/ipv4/ip_input.c:390)
[ 105.102383][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 105.102570][ C2] ip_rcv (./include/net/dst.h:469 net/ipv4/ip_input.c:447 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:567)
[ 105.102713][ C2] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 105.102900][ C2] ? enqueue_dl_entity (kernel/sched/deadline.c:2056 (discriminator 1))
[ 105.103089][ C2] ? __resched_curr (./arch/x86/include/asm/bitops.h:60 ./include/asm-generic/bitops/instrumented-atomic.h:29 ./include/linux/thread_info.h:97 kernel/sched/core.c:1099)
[ 105.103284][ C2] ? place_entity (kernel/sched/fair.c:5280)
[ 105.103472][ C2] ? __pfx___resched_curr (kernel/sched/core.c:1079)
[ 105.103675][ C2] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 105.103862][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 105.104052][ C2] __netif_receive_skb_one_core (net/core/dev.c:5727 (discriminator 4))
[ 105.104286][ C2] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5720)
[ 105.104521][ C2] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 105.104707][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 105.104899][ C2] process_backlog (./include/linux/rcupdate.h:878 net/core/dev.c:6173)
[ 105.105099][ C2] __napi_poll.constprop.0 (net/core/dev.c:6925)
[ 105.105349][ C2] net_rx_action (net/core/dev.c:6989 net/core/dev.c:7111)
[ 105.105508][ C2] ? __pfx_net_rx_action (net/core/dev.c:7073)
[ 105.105664][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2491)
[ 105.105824][ C2] ? swake_up_one (./include/linux/list.h:373 kernel/sched/swait.c:25 kernel/sched/swait.c:52)
[ 105.105982][ C2] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 105.106140][ C2] handle_softirqs (kernel/softirq.c:561)
[ 105.106299][ C2] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 105.106457][ C2] do_softirq (kernel/softirq.c:462 kernel/softirq.c:449)
[  105.106575][    C2]  </IRQ>
[  105.106670][    C2]  <TASK>
[ 105.106748][ C2] __local_bh_enable_ip (kernel/softirq.c:389)
[ 105.106900][ C2] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 105.107057][ C2] __dev_queue_xmit (net/core/dev.c:4511)
[ 105.107220][ C2] ? __pfx___dev_queue_xmit (net/core/dev.c:4392)
[ 105.107372][ C2] ? packet_parse_headers (./include/linux/skbuff.h:3107 net/packet/af_packet.c:1992)
[ 105.107527][ C2] ? __pfx_sock_alloc_send_pskb (net/core/sock.c:2870)
[ 105.107681][ C2] ? __pfx_packet_parse_headers (net/packet/af_packet.c:1977)
[ 105.107836][ C2] ? skb_copy_datagram_from_iter (net/core/datagram.c:564)
[ 105.108031][ C2] ? dev_get_by_index (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/dev.c:922)
[ 105.108189][ C2] packet_snd (net/packet/af_packet.c:3132)
[ 105.108349][ C2] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 105.108502][ C2] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 105.108657][ C2] ? __pfx_packet_snd (net/packet/af_packet.c:2995)
[ 105.108809][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 105.108962][ C2] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 105.109114][ C2] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 105.109264][ C2] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 105.109420][ C2] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 105.109577][ C2] __sys_sendto (net/socket.c:711 net/socket.c:726 net/socket.c:2208)
[ 105.109732][ C2] ? __pfx___sys_sendto (net/socket.c:2175)
[ 105.109888][ C2] ? sock_ioctl (net/socket.c:1342)
[ 105.110040][ C2] ? __pfx___up_read (kernel/locking/rwsem.c:1337)
[ 105.110198][ C2] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 105.110349][ C2] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 105.110506][ C2] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 105.110664][ C2] __x64_sys_sendto (net/socket.c:2211)
[ 105.110818][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40)
[ 105.111011][ C2] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 105.111167][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[  105.111363][    C2] RIP: 0033:0x7f8fa1205a4a
[ 105.111523][ C2] 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
[  105.112065][    C2] RSP: 002b:00007ffd2198ab88 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  105.112297][    C2] RAX: ffffffffffffffda RBX: 00000000234689d0 RCX: 00007f8fa1205a4a
[  105.112527][    C2] RDX: 000000000000006a RSI: 0000000023468cc2 RDI: 0000000000000005
[  105.112760][    C2] RBP: 0000000023468cc2 R08: 00007ffd2198ab90 R09: 0000000000000014
[  105.112985][    C2] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  105.113209][    C2] R13: 000000000000006a R14: 00007ffd2198ab90 R15: 0000000000000000
| [  112.466810][    C2] preempt_count: 101, expected: 0
| [  112.467060][    C2] RCU nest depth: 4, expected: 0
| [  112.467332][    C2] INFO: lockdep is turned off.
| [  112.468070][    C2] Tainted: [W]=WARN
[  112.468253][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.468541][    C2] Call Trace:
[  112.468701][    C2]  <IRQ>
[ 112.468832][ C2] dump_stack_lvl (lib/dump_stack.c:123)
[ 112.469083][ C2] __might_resched (kernel/sched/core.c:8759)
[ 112.469327][ C2] ? kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:321 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 112.469621][ C2] kmem_cache_alloc_node_noprof (./include/linux/kernel.h:73 ./include/linux/sched/mm.h:321 ./include/linux/sched/mm.h:316 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 112.469813][ C2] ? __pfx_INET_ECN_decapsulate (./include/net/inet_ecn.h:271) vxlan
[ 112.470026][ C2] ? __alloc_skb (net/core/skbuff.c:730)
[ 112.470183][ C2] __alloc_skb (net/core/skbuff.c:730)
[ 112.470336][ C2] ? __pfx___alloc_skb (net/core/skbuff.c:713)
[ 112.470491][ C2] ? vxlan_ecn_decapsulate (./include/net/inet_ecn.h:302 drivers/net/vxlan/vxlan_core.c:1649) vxlan
[ 112.470696][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 112.470853][ C2] skb_copy (net/core/skbuff.c:2221)
[ 112.470975][ C2] gro_cells_receive (net/core/gro_cells.c:31)
[ 112.471134][ C2] vxlan_rcv (./include/linux/rcupdate.h:878 drivers/net/vxlan/vxlan_core.c:1826) vxlan
[ 112.471302][ C2] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 112.471465][ C2] ? udp4_lib_lookup2 (net/ipv4/udp.c:496)
[ 112.471633][ C2] ? __pfx_udp_ehashfn (net/ipv4/udp.c:415)
[ 112.471788][ C2] ? __udp4_lib_lookup (net/ipv4/udp.c:726)
[ 112.471950][ C2] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 112.472122][ C2] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 112.472278][ C2] udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 112.472432][ C2] udp_unicast_rcv_skb (net/ipv4/udp.c:2616 (discriminator 3))
[ 112.472628][ C2] __udp4_lib_rcv (net/ipv4/udp.c:2686)
[ 112.472876][ C2] ? __pfx___udp4_lib_rcv (net/ipv4/udp.c:2626)
[ 112.473123][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 112.473366][ C2] ? packet_rcv (net/packet/af_packet.c:2279)
[ 112.473607][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 112.473770][ C2] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207 (discriminator 4))
[ 112.473933][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 112.474092][ C2] ip_local_deliver_finish (./include/linux/rcupdate.h:878 net/ipv4/ip_input.c:234)
[ 112.474247][ C2] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254)
[ 112.474403][ C2] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243)
[ 112.474564][ C2] ? sock_def_write_space (net/core/sock.c:3502)
[ 112.474725][ C2] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349)
[ 112.474887][ C2] ? ip_rcv_finish_core (./include/linux/skbuff.h:1152 ./include/net/route.h:88 net/ipv4/ip_input.c:390)
[ 112.475052][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 112.475205][ C2] ip_rcv (./include/net/dst.h:469 net/ipv4/ip_input.c:447 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:567)
[ 112.475325][ C2] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 112.475479][ C2] ? kasan_save_stack (mm/kasan/common.c:49)
[ 112.475647][ C2] ? kasan_save_stack (mm/kasan/common.c:48)
[ 112.475800][ C2] ? kasan_save_track (./arch/x86/include/asm/current.h:49 mm/kasan/common.c:60 mm/kasan/common.c:69)
[ 112.475953][ C2] ? kasan_save_free_info (mm/kasan/generic.c:585)
[ 112.476113][ C2] ? __kasan_slab_free (mm/kasan/common.c:271)
[ 112.476267][ C2] ? kmem_cache_free (mm/slub.c:4613 mm/slub.c:4715)
[ 112.476426][ C2] ? rcu_do_batch (kernel/rcu/tree.c:2567)
[ 112.476592][ C2] ? rcu_core (kernel/rcu/tree.c:2825)
[ 112.476710][ C2] ? handle_softirqs (kernel/softirq.c:561)
[ 112.476871][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 112.477055][ C2] ? qlist_free_all (mm/kasan/quarantine.c:174)
[ 112.477208][ C2] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 112.477367][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 112.477524][ C2] __netif_receive_skb_one_core (net/core/dev.c:5727 (discriminator 4))
[ 112.477715][ C2] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5720)
[ 112.477904][ C2] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 112.478059][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 112.478214][ C2] process_backlog (./include/linux/rcupdate.h:878 net/core/dev.c:6173)
[ 112.478367][ C2] ? __pfx_debug_object_activate (lib/debugobjects.c:805)
[ 112.478575][ C2] __napi_poll.constprop.0 (net/core/dev.c:6925)
[ 112.478732][ C2] net_rx_action (net/core/dev.c:6989 net/core/dev.c:7111)
[ 112.478886][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 112.479041][ C2] ? __pfx_net_rx_action (net/core/dev.c:7073)
[ 112.479197][ C2] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 112.479350][ C2] ? kvm_clock_get_cycles (./arch/x86/include/asm/preempt.h:94 arch/x86/kernel/kvmclock.c:80 arch/x86/kernel/kvmclock.c:86)
[ 112.479511][ C2] ? ktime_get (kernel/time/timekeeping.c:226 (discriminator 4) kernel/time/timekeeping.c:335 (discriminator 4) kernel/time/timekeeping.c:813 (discriminator 4))
[ 112.479638][ C2] ? clockevents_program_event (kernel/time/clockevents.c:334 (discriminator 3))
[ 112.479830][ C2] ? hrtimer_interrupt (kernel/time/hrtimer.c:1878)
[ 112.479986][ C2] handle_softirqs (kernel/softirq.c:561)
[ 112.480141][ C2] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 112.480295][ C2] do_softirq (kernel/softirq.c:462 kernel/softirq.c:449)
[  112.480410][    C2]  </IRQ>
[  112.480488][    C2]  <TASK>
[ 112.480577][ C2] __local_bh_enable_ip (kernel/softirq.c:389)
[ 112.480738][ C2] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 112.480891][ C2] __dev_queue_xmit (net/core/dev.c:4511)
[ 112.481053][ C2] ? __pfx___dev_queue_xmit (net/core/dev.c:4392)
[ 112.481205][ C2] ? packet_parse_headers (./include/linux/skbuff.h:3107 net/packet/af_packet.c:1992)
[ 112.481360][ C2] ? __pfx_sock_alloc_send_pskb (net/core/sock.c:2870)
[ 112.481527][ C2] ? __pfx_packet_parse_headers (net/packet/af_packet.c:1977)
[ 112.481767][ C2] ? skb_copy_datagram_from_iter (net/core/datagram.c:564)
[ 112.482060][ C2] ? dev_get_by_index (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/dev.c:922)
[ 112.482296][ C2] packet_snd (net/packet/af_packet.c:3132)
[ 112.482526][ C2] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 112.482770][ C2] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 112.483014][ C2] ? __pfx_packet_snd (net/packet/af_packet.c:2995)
[ 112.483255][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 112.483505][ C2] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 112.483754][ C2] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 112.483980][ C2] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 112.484217][ C2] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 112.484462][ C2] __sys_sendto (net/socket.c:711 net/socket.c:726 net/socket.c:2208)
[ 112.484713][ C2] ? __pfx___sys_sendto (net/socket.c:2175)
[ 112.484964][ C2] ? sock_ioctl (net/socket.c:1342)
[ 112.485212][ C2] ? __pfx___up_read (kernel/locking/rwsem.c:1337)
[ 112.485457][ C2] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 112.485692][ C2] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 112.485937][ C2] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 112.486185][ C2] __x64_sys_sendto (net/socket.c:2211)
[ 112.486427][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40)
[ 112.486701][ C2] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 112.486934][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[  112.487225][    C2] RIP: 0033:0x7f3fcb35fa4a
[ 112.487469][ C2] 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
[  112.488261][    C2] RSP: 002b:00007ffcaed54d88 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  112.488617][    C2] RAX: ffffffffffffffda RBX: 000000003dd909d0 RCX: 00007f3fcb35fa4a
[  112.488991][    C2] RDX: 000000000000006a RSI: 000000003dd90cc2 RDI: 0000000000000005
[  112.489354][    C2] RBP: 000000003dd90cc2 R08: 00007ffcaed54d90 R09: 0000000000000014
[  112.489698][    C2] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  112.490052][    C2] R13: 000000000000006a R14: 00007ffcaed54d90 R15: 0000000000000000
| [  201.395188][    C3] preempt_count: 101, expected: 0
| [  201.395450][    C3] RCU nest depth: 4, expected: 0
| [  201.395698][    C3] INFO: lockdep is turned off.
| [  201.396448][    C3] Tainted: [W]=WARN
[  201.396641][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  201.396964][    C3] Call Trace:
[  201.397155][    C3]  <IRQ>
[ 201.397286][ C3] dump_stack_lvl (lib/dump_stack.c:123)
[ 201.397550][ C3] __might_resched (kernel/sched/core.c:8759)
[ 201.397816][ C3] ? kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:321 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 201.398146][ C3] kmem_cache_alloc_node_noprof (./include/linux/kernel.h:73 ./include/linux/sched/mm.h:321 ./include/linux/sched/mm.h:316 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 201.398466][ C3] ? __pfx_INET_ECN_decapsulate (./include/net/inet_ecn.h:271) vxlan
[ 201.398795][ C3] ? __alloc_skb (net/core/skbuff.c:730)
[ 201.399046][ C3] __alloc_skb (net/core/skbuff.c:730)
[ 201.399297][ C3] ? __pfx___alloc_skb (net/core/skbuff.c:713)
[ 201.399557][ C3] ? vxlan_ecn_decapsulate (./include/net/inet_ecn.h:302 drivers/net/vxlan/vxlan_core.c:1649) vxlan
[ 201.399893][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 201.400154][ C3] skb_copy (net/core/skbuff.c:2221)
[ 201.400360][ C3] gro_cells_receive (net/core/gro_cells.c:31)
[ 201.400624][ C3] vxlan_rcv (./include/linux/rcupdate.h:878 drivers/net/vxlan/vxlan_core.c:1826) vxlan
[ 201.400886][ C3] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 201.401143][ C3] ? udp4_lib_lookup2 (net/ipv4/udp.c:496)
[ 201.401379][ C3] ? __pfx_udp_ehashfn (net/ipv4/udp.c:415)
[ 201.401625][ C3] ? __udp4_lib_lookup (net/ipv4/udp.c:726)
[ 201.401864][ C3] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 201.402123][ C3] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 201.402360][ C3] udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 201.402594][ C3] udp_unicast_rcv_skb (net/ipv4/udp.c:2616 (discriminator 3))
[ 201.402827][ C3] __udp4_lib_rcv (net/ipv4/udp.c:2686)
[ 201.403077][ C3] ? __pfx___udp4_lib_rcv (net/ipv4/udp.c:2626)
[ 201.403311][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 201.403557][ C3] ? packet_rcv (net/packet/af_packet.c:2279)
[ 201.403816][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 201.404065][ C3] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207 (discriminator 4))
[ 201.404315][ C3] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 201.404567][ C3] ip_local_deliver_finish (./include/linux/rcupdate.h:878 net/ipv4/ip_input.c:234)
[ 201.404821][ C3] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254)
[ 201.405063][ C3] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243)
[ 201.405291][ C3] ? ip_rcv_core (net/ipv4/ip_input.c:552 (discriminator 58))
[ 201.405533][ C3] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349)
[ 201.405766][ C3] ? ip_rcv_finish_core (./include/linux/skbuff.h:1152 ./include/net/route.h:88 net/ipv4/ip_input.c:390)
[ 201.405996][ C3] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 201.406227][ C3] ip_rcv (./include/net/dst.h:469 net/ipv4/ip_input.c:447 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:567)
[ 201.406404][ C3] ? __sys_socket (net/socket.c:1666 net/socket.c:1649 net/socket.c:1711)
[ 201.406644][ C3] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 201.406888][ C3] ? enqueue_dl_entity (kernel/sched/deadline.c:2056 (discriminator 1))
[ 201.407126][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 201.407368][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 201.407615][ C3] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 201.407864][ C3] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 201.408104][ C3] __netif_receive_skb_one_core (net/core/dev.c:5727 (discriminator 4))
[ 201.408413][ C3] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5720)
[ 201.408722][ C3] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 201.408969][ C3] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 201.409224][ C3] process_backlog (./include/linux/rcupdate.h:878 net/core/dev.c:6173)
[ 201.409470][ C3] ? __pfx_debug_object_activate (lib/debugobjects.c:805)
[ 201.409780][ C3] __napi_poll.constprop.0 (net/core/dev.c:6925)
[ 201.410027][ C3] net_rx_action (net/core/dev.c:6989 net/core/dev.c:7111)
[ 201.410280][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 201.410526][ C3] ? __pfx_net_rx_action (net/core/dev.c:7073)
[ 201.410773][ C3] ? trace_rcu_quiescent_state_report (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 ./include/linux/cpumask.h:570 ./include/linux/cpumask.h:1117 ./include/trace/events/rcu.h:368)
[ 201.411098][ C3] ? rcu_report_qs_rnp (kernel/rcu/tree.c:2317 (discriminator 9))
[ 201.411345][ C3] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 201.411595][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40)
[ 201.411910][ C3] handle_softirqs (kernel/softirq.c:561)
[ 201.412165][ C3] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 201.412413][ C3] do_softirq (kernel/softirq.c:462 kernel/softirq.c:449)
[  201.412618][    C3]  </IRQ>
[  201.412740][    C3]  <TASK>
[ 201.412867][ C3] __local_bh_enable_ip (kernel/softirq.c:389)
[ 201.413120][ C3] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 201.413369][ C3] __dev_queue_xmit (net/core/dev.c:4511)
[ 201.413618][ C3] ? __pfx___dev_queue_xmit (net/core/dev.c:4392)
[ 201.413863][ C3] ? packet_parse_headers (./include/linux/skbuff.h:3107 net/packet/af_packet.c:1992)
[ 201.414115][ C3] ? __pfx_sock_alloc_send_pskb (net/core/sock.c:2870)
[ 201.414370][ C3] ? __pfx_packet_parse_headers (net/packet/af_packet.c:1977)
[ 201.414607][ C3] ? skb_copy_datagram_from_iter (net/core/datagram.c:564)
[ 201.414913][ C3] ? dev_get_by_index (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/dev.c:922)
[ 201.415159][ C3] packet_snd (net/packet/af_packet.c:3132)
[ 201.415405][ C3] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 201.415686][ C3] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 201.415931][ C3] ? __pfx_packet_snd (net/packet/af_packet.c:2995)
[ 201.416187][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 201.416433][ C3] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 201.416681][ C3] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 201.416924][ C3] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 201.417173][ C3] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 201.417413][ C3] __sys_sendto (net/socket.c:711 net/socket.c:726 net/socket.c:2208)
[ 201.417663][ C3] ? __pfx___sys_sendto (net/socket.c:2175)
[ 201.417917][ C3] ? sock_ioctl (net/socket.c:1342)
[ 201.418171][ C3] ? __pfx___up_read (kernel/locking/rwsem.c:1337)
[ 201.418411][ C3] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 201.418656][ C3] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 201.418899][ C3] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 201.419146][ C3] __x64_sys_sendto (net/socket.c:2211)
[ 201.419385][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40)
[ 201.419698][ C3] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 201.419950][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[  201.420262][    C3] RIP: 0033:0x7f07b58efa4a
[ 201.420514][ 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
[  201.421391][    C3] RSP: 002b:00007ffded6c6f78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  201.421770][    C3] RAX: ffffffffffffffda RBX: 000000000df619d0 RCX: 00007f07b58efa4a
[  201.422140][    C3] RDX: 000000000000006a RSI: 000000000df61cc2 RDI: 0000000000000005
[  201.422504][    C3] RBP: 000000000df61cc2 R08: 00007ffded6c6f80 R09: 0000000000000014
[  201.422870][    C3] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  201.423266][    C3] R13: 000000000000006a R14: 00007ffded6c6f80 R15: 0000000000000000
| [  216.594514][    C0] preempt_count: 101, expected: 0
| [  216.594761][    C0] RCU nest depth: 4, expected: 0
| [  216.595004][    C0] INFO: lockdep is turned off.
| [  216.595742][    C0] Tainted: [W]=WARN
[  216.595944][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  216.596276][    C0] Call Trace:
[  216.596471][    C0]  <IRQ>
[ 216.596613][ C0] dump_stack_lvl (lib/dump_stack.c:123)
[ 216.596880][ C0] __might_resched (kernel/sched/core.c:8759)
[ 216.597145][ C0] ? kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:321 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 216.597474][ C0] kmem_cache_alloc_node_noprof (./include/linux/kernel.h:73 ./include/linux/sched/mm.h:321 ./include/linux/sched/mm.h:316 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 216.597806][ C0] ? __pfx_INET_ECN_decapsulate (./include/net/inet_ecn.h:271) vxlan
[ 216.598148][ C0] ? __alloc_skb (net/core/skbuff.c:730)
[ 216.598408][ C0] __alloc_skb (net/core/skbuff.c:730)
[ 216.598667][ C0] ? __pfx___alloc_skb (net/core/skbuff.c:713)
[ 216.598923][ C0] ? vxlan_ecn_decapsulate (./include/net/inet_ecn.h:302 drivers/net/vxlan/vxlan_core.c:1649) vxlan
[ 216.599256][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 216.599515][ C0] skb_copy (net/core/skbuff.c:2221)
[ 216.599718][ C0] gro_cells_receive (net/core/gro_cells.c:31)
[ 216.599976][ C0] vxlan_rcv (./include/linux/rcupdate.h:878 drivers/net/vxlan/vxlan_core.c:1826) vxlan
[ 216.600261][ C0] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 216.600522][ C0] ? udp4_lib_lookup2 (net/ipv4/udp.c:496)
[ 216.600774][ C0] ? __pfx_udp_ehashfn (net/ipv4/udp.c:415)
[ 216.601020][ C0] ? __udp4_lib_lookup (net/ipv4/udp.c:726)
[ 216.601264][ C0] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 216.601523][ C0] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 216.601771][ C0] udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 216.602013][ C0] udp_unicast_rcv_skb (net/ipv4/udp.c:2616 (discriminator 3))
[ 216.602257][ C0] __udp4_lib_rcv (net/ipv4/udp.c:2686)
[ 216.602505][ C0] ? __pfx___udp4_lib_rcv (net/ipv4/udp.c:2626)
[ 216.602745][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 216.603068][ C0] ? packet_rcv (net/packet/af_packet.c:2279)
[ 216.603249][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 216.603407][ C0] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207 (discriminator 4))
[ 216.603566][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 216.603724][ C0] ip_local_deliver_finish (./include/linux/rcupdate.h:878 net/ipv4/ip_input.c:234)
[ 216.603879][ C0] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254)
[ 216.604043][ C0] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243)
[ 216.604235][ C0] ? sock_def_write_space (net/core/sock.c:3502)
[ 216.604421][ C0] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349)
[ 216.604588][ C0] ? ip_rcv_finish_core (./include/linux/skbuff.h:1152 ./include/net/route.h:88 net/ipv4/ip_input.c:390)
[ 216.604741][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 216.604929][ C0] ip_rcv (./include/net/dst.h:469 net/ipv4/ip_input.c:447 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:567)
[ 216.605057][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 216.605227][ C0] ? enqueue_dl_entity (kernel/sched/deadline.c:2056 (discriminator 1))
[ 216.605399][ C0] ? __resched_curr (./arch/x86/include/asm/bitops.h:60 ./include/asm-generic/bitops/instrumented-atomic.h:29 ./include/linux/thread_info.h:97 kernel/sched/core.c:1099)
[ 216.605574][ C0] ? place_entity (kernel/sched/fair.c:5280)
[ 216.605755][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 216.605923][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 216.606097][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 216.606267][ C0] __netif_receive_skb_one_core (net/core/dev.c:5727 (discriminator 4))
[ 216.606479][ C0] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5720)
[ 216.606691][ C0] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 216.606849][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 216.607020][ C0] process_backlog (./include/linux/rcupdate.h:878 net/core/dev.c:6173)
[ 216.607176][ C0] ? __pfx_debug_object_activate (lib/debugobjects.c:805)
[ 216.607376][ C0] __napi_poll.constprop.0 (net/core/dev.c:6925)
[ 216.607534][ C0] net_rx_action (net/core/dev.c:6989 net/core/dev.c:7111)
[ 216.607690][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 216.607844][ C0] ? __pfx_net_rx_action (net/core/dev.c:7073)
[ 216.608005][ C0] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 216.608169][ C0] ? kvm_clock_get_cycles (./arch/x86/include/asm/preempt.h:94 arch/x86/kernel/kvmclock.c:80 arch/x86/kernel/kvmclock.c:86)
[ 216.608329][ C0] ? ktime_get (kernel/time/timekeeping.c:226 (discriminator 4) kernel/time/timekeeping.c:335 (discriminator 4) kernel/time/timekeeping.c:813 (discriminator 4))
[ 216.608451][ C0] ? clockevents_program_event (kernel/time/clockevents.c:334 (discriminator 3))
[ 216.608647][ C0] ? hrtimer_interrupt (kernel/time/hrtimer.c:1878)
[ 216.608814][ C0] handle_softirqs (kernel/softirq.c:561)
[ 216.608987][ C0] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 216.609158][ C0] do_softirq (kernel/softirq.c:462 kernel/softirq.c:449)
[  216.609293][    C0]  </IRQ>
[  216.609383][    C0]  <TASK>
[ 216.609473][ C0] __local_bh_enable_ip (kernel/softirq.c:389)
[ 216.609648][ C0] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 216.609815][ C0] __dev_queue_xmit (net/core/dev.c:4511)
[ 216.609987][ C0] ? __pfx___dev_queue_xmit (net/core/dev.c:4392)
[ 216.610174][ C0] ? packet_parse_headers (./include/linux/skbuff.h:3107 net/packet/af_packet.c:1992)
[ 216.610349][ C0] ? __pfx_sock_alloc_send_pskb (net/core/sock.c:2870)
[ 216.610527][ C0] ? __pfx_packet_parse_headers (net/packet/af_packet.c:1977)
[ 216.610695][ C0] ? skb_copy_datagram_from_iter (net/core/datagram.c:564)
[ 216.610905][ C0] ? dev_get_by_index (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/dev.c:922)
[ 216.611076][ C0] packet_snd (net/packet/af_packet.c:3132)
[ 216.611247][ C0] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 216.611424][ C0] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 216.611604][ C0] ? __pfx_packet_snd (net/packet/af_packet.c:2995)
[ 216.611774][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 216.611934][ C0] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 216.612090][ C0] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 216.612243][ C0] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 216.612400][ C0] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 216.612556][ C0] __sys_sendto (net/socket.c:711 net/socket.c:726 net/socket.c:2208)
[ 216.612716][ C0] ? __pfx___sys_sendto (net/socket.c:2175)
[ 216.612874][ C0] ? sock_ioctl (net/socket.c:1342)
[ 216.613052][ C0] ? __pfx___up_read (kernel/locking/rwsem.c:1337)
[ 216.613207][ C0] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 216.613361][ C0] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 216.613516][ C0] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 216.613671][ C0] __x64_sys_sendto (net/socket.c:2211)
[ 216.613824][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40)
[ 216.614032][ C0] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 216.614197][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[  216.614395][    C0] RIP: 0033:0x7febc3e34a4a
[ 216.614557][ 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
[  216.615135][    C0] RSP: 002b:00007ffc15eeb8b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  216.615396][    C0] RAX: ffffffffffffffda RBX: 00000000336129d0 RCX: 00007febc3e34a4a
[  216.615651][    C0] RDX: 000000000000006a RSI: 0000000033612cc2 RDI: 0000000000000005
[  216.615904][    C0] RBP: 0000000033612cc2 R08: 00007ffc15eeb8c0 R09: 0000000000000014
[  216.616157][    C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  216.616418][    C0] R13: 000000000000006a R14: 00007ffc15eeb8c0 R15: 0000000000000000
| [  223.968840][    C2] preempt_count: 101, expected: 0
| [  223.969028][    C2] RCU nest depth: 4, expected: 0
| [  223.969207][    C2] INFO: lockdep is turned off.
| [  223.969737][    C2] Tainted: [W]=WARN
[  223.969863][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  223.970105][    C2] Call Trace:
[  223.970231][    C2]  <IRQ>
[ 223.970314][ C2] dump_stack_lvl (lib/dump_stack.c:123)
[ 223.970479][ C2] __might_resched (kernel/sched/core.c:8759)
[ 223.970637][ C2] ? kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:321 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 223.970835][ C2] kmem_cache_alloc_node_noprof (./include/linux/kernel.h:73 ./include/linux/sched/mm.h:321 ./include/linux/sched/mm.h:316 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 223.971028][ C2] ? __pfx_INET_ECN_decapsulate (./include/net/inet_ecn.h:271) vxlan
[ 223.971230][ C2] ? __alloc_skb (net/core/skbuff.c:730)
[ 223.971393][ C2] __alloc_skb (net/core/skbuff.c:730)
[ 223.971552][ C2] ? __pfx___alloc_skb (net/core/skbuff.c:713)
[ 223.971706][ C2] ? vxlan_ecn_decapsulate (./include/net/inet_ecn.h:302 drivers/net/vxlan/vxlan_core.c:1649) vxlan
[ 223.971911][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 223.972073][ C2] skb_copy (net/core/skbuff.c:2221)
[ 223.972199][ C2] gro_cells_receive (net/core/gro_cells.c:31)
[ 223.972356][ C2] vxlan_rcv (./include/linux/rcupdate.h:878 drivers/net/vxlan/vxlan_core.c:1826) vxlan
[ 223.972524][ C2] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 223.972688][ C2] ? udp4_lib_lookup2 (net/ipv4/udp.c:496)
[ 223.972844][ C2] ? __pfx_udp_ehashfn (net/ipv4/udp.c:415)
[ 223.973020][ C2] ? __udp4_lib_lookup (net/ipv4/udp.c:726)
[ 223.973173][ C2] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 223.973336][ C2] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 223.973494][ C2] udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 223.973646][ C2] udp_unicast_rcv_skb (net/ipv4/udp.c:2616 (discriminator 3))
[ 223.973800][ C2] __udp4_lib_rcv (net/ipv4/udp.c:2686)
[ 223.973987][ C2] ? __pfx___udp4_lib_rcv (net/ipv4/udp.c:2626)
[ 223.974155][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 223.974325][ C2] ? packet_rcv (net/packet/af_packet.c:2279)
[ 223.974500][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 223.974671][ C2] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207 (discriminator 4))
[ 223.974841][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 223.975009][ C2] ip_local_deliver_finish (./include/linux/rcupdate.h:878 net/ipv4/ip_input.c:234)
[ 223.975176][ C2] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254)
[ 223.975345][ C2] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243)
[ 223.975511][ C2] ? sock_def_write_space (net/core/sock.c:3502)
[ 223.975686][ C2] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349)
[ 223.975856][ C2] ? ip_rcv_finish_core (./include/linux/skbuff.h:1152 ./include/net/route.h:88 net/ipv4/ip_input.c:390)
[ 223.976023][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 223.976190][ C2] ip_rcv (./include/net/dst.h:469 net/ipv4/ip_input.c:447 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:567)
[ 223.976317][ C2] ? __run_timers (kernel/time/timer.c:1841 kernel/time/timer.c:2418)
[ 223.976485][ C2] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 223.976654][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 223.976818][ C2] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114)
[ 223.976992][ C2] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 223.977155][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 223.977322][ C2] __netif_receive_skb_one_core (net/core/dev.c:5727 (discriminator 4))
[ 223.977527][ C2] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5720)
[ 223.977734][ C2] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 223.977900][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 223.978067][ C2] process_backlog (./include/linux/rcupdate.h:878 net/core/dev.c:6173)
[ 223.978273][ C2] ? __pfx_debug_object_activate (lib/debugobjects.c:805)
[ 223.978484][ C2] __napi_poll.constprop.0 (net/core/dev.c:6925)
[ 223.978652][ C2] net_rx_action (net/core/dev.c:6989 net/core/dev.c:7111)
[ 223.978819][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 223.978982][ C2] ? __pfx_net_rx_action (net/core/dev.c:7073)
[ 223.979149][ C2] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 223.979315][ C2] ? kvm_clock_get_cycles (./arch/x86/include/asm/preempt.h:94 arch/x86/kernel/kvmclock.c:80 arch/x86/kernel/kvmclock.c:86)
[ 223.979490][ C2] ? ktime_get (kernel/time/timekeeping.c:226 (discriminator 4) kernel/time/timekeeping.c:335 (discriminator 4) kernel/time/timekeeping.c:813 (discriminator 4))
[ 223.979617][ C2] ? clockevents_program_event (kernel/time/clockevents.c:334 (discriminator 3))
[ 223.979828][ C2] ? hrtimer_interrupt (kernel/time/hrtimer.c:1878)
[ 223.979996][ C2] handle_softirqs (kernel/softirq.c:561)
[ 223.980164][ C2] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 223.980330][ C2] do_softirq (kernel/softirq.c:462 kernel/softirq.c:449)
[  223.980454][    C2]  </IRQ>
[  223.980547][    C2]  <TASK>
[ 223.980633][ C2] __local_bh_enable_ip (kernel/softirq.c:389)
[ 223.980797][ C2] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 223.980964][ C2] __dev_queue_xmit (net/core/dev.c:4511)
[ 223.981132][ C2] ? __pfx___dev_queue_xmit (net/core/dev.c:4392)
[ 223.981298][ C2] ? packet_parse_headers (./include/linux/skbuff.h:3107 net/packet/af_packet.c:1992)
[ 223.981466][ C2] ? __pfx_sock_alloc_send_pskb (net/core/sock.c:2870)
[ 223.981639][ C2] ? __pfx_packet_parse_headers (net/packet/af_packet.c:1977)
[ 223.981807][ C2] ? skb_copy_datagram_from_iter (net/core/datagram.c:564)
[ 223.982024][ C2] ? dev_get_by_index (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/dev.c:922)
[ 223.982225][ C2] packet_snd (net/packet/af_packet.c:3132)
[ 223.982396][ C2] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 223.982567][ C2] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 223.982746][ C2] ? __pfx_packet_snd (net/packet/af_packet.c:2995)
[ 223.982923][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 223.983100][ C2] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 223.983268][ C2] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 223.983436][ C2] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 223.983606][ C2] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 223.983776][ C2] __sys_sendto (net/socket.c:711 net/socket.c:726 net/socket.c:2208)
[ 223.983949][ C2] ? __pfx___sys_sendto (net/socket.c:2175)
[ 223.984120][ C2] ? sock_ioctl (net/socket.c:1342)
[ 223.984286][ C2] ? __pfx___up_read (kernel/locking/rwsem.c:1337)
[ 223.984461][ C2] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 223.984628][ C2] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 223.984799][ C2] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 223.984967][ C2] __x64_sys_sendto (net/socket.c:2211)
[ 223.985136][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40)
[ 223.985351][ C2] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 223.985522][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[  223.985741][    C2] RIP: 0033:0x7fcad8a76a4a
[ 223.985918][ C2] 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
[  223.986536][    C2] RSP: 002b:00007ffc8d301938 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  223.986798][    C2] RAX: ffffffffffffffda RBX: 0000000004ec39d0 RCX: 00007fcad8a76a4a
[  223.987050][    C2] RDX: 000000000000006a RSI: 0000000004ec3cc2 RDI: 0000000000000005
[  223.987301][    C2] RBP: 0000000004ec3cc2 R08: 00007ffc8d301940 R09: 0000000000000014
[  223.987555][    C2] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  223.987813][    C2] R13: 000000000000006a R14: 00007ffc8d301940 R15: 0000000000000000
| [  244.001164][    C0] preempt_count: 101, expected: 0
| [  244.001331][    C0] RCU nest depth: 4, expected: 0
| [  244.001520][    C0] INFO: lockdep is turned off.
| [  244.002016][    C0] Tainted: [W]=WARN
[  244.002134][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  244.002324][    C0] Call Trace:
[  244.002444][    C0]  <IRQ>
[ 244.002525][ C0] dump_stack_lvl (lib/dump_stack.c:123)
[ 244.002695][ C0] __might_resched (kernel/sched/core.c:8759)
[ 244.002870][ C0] ? kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:321 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 244.003067][ C0] kmem_cache_alloc_node_noprof (./include/linux/kernel.h:73 ./include/linux/sched/mm.h:321 ./include/linux/sched/mm.h:316 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 244.003259][ C0] ? __pfx_INET_ECN_decapsulate (./include/net/inet_ecn.h:271) vxlan
[ 244.003461][ C0] ? __alloc_skb (net/core/skbuff.c:730)
[ 244.003618][ C0] __alloc_skb (net/core/skbuff.c:730)
[ 244.003770][ C0] ? __pfx___alloc_skb (net/core/skbuff.c:713)
[ 244.003925][ C0] ? vxlan_ecn_decapsulate (./include/net/inet_ecn.h:302 drivers/net/vxlan/vxlan_core.c:1649) vxlan
[ 244.004131][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 244.004286][ C0] skb_copy (net/core/skbuff.c:2221)
[ 244.004403][ C0] gro_cells_receive (net/core/gro_cells.c:31)
[ 244.004563][ C0] vxlan_rcv (./include/linux/rcupdate.h:878 drivers/net/vxlan/vxlan_core.c:1826) vxlan
[ 244.004730][ C0] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 244.004893][ C0] ? udp4_lib_lookup2 (net/ipv4/udp.c:496)
[ 244.005050][ C0] ? __pfx_udp_ehashfn (net/ipv4/udp.c:415)
[ 244.005215][ C0] ? __udp4_lib_lookup (net/ipv4/udp.c:726)
[ 244.005369][ C0] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 244.005535][ C0] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 244.005687][ C0] udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 244.005842][ C0] udp_unicast_rcv_skb (net/ipv4/udp.c:2616 (discriminator 3))
[ 244.005999][ C0] __udp4_lib_rcv (net/ipv4/udp.c:2686)
[ 244.006158][ C0] ? __pfx___udp4_lib_rcv (net/ipv4/udp.c:2626)
[ 244.006315][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 244.006469][ C0] ? packet_rcv (net/packet/af_packet.c:2279)
[ 244.006634][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 244.006786][ C0] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207 (discriminator 4))
[ 244.006955][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 244.007126][ C0] ip_local_deliver_finish (./include/linux/rcupdate.h:878 net/ipv4/ip_input.c:234)
[ 244.007294][ C0] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254)
[ 244.007500][ C0] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243)
[ 244.007681][ C0] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349)
[ 244.007850][ C0] ? ip_rcv_finish_core (./include/linux/skbuff.h:1152 ./include/net/route.h:88 net/ipv4/ip_input.c:390)
[ 244.008018][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 244.008175][ C0] ip_rcv (./include/net/dst.h:469 net/ipv4/ip_input.c:447 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:567)
[ 244.008304][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 244.008470][ C0] ? enqueue_dl_entity (kernel/sched/deadline.c:2056 (discriminator 1))
[ 244.008634][ C0] ? __resched_curr (./arch/x86/include/asm/bitops.h:60 ./include/asm-generic/bitops/instrumented-atomic.h:29 ./include/linux/thread_info.h:97 kernel/sched/core.c:1099)
[ 244.008795][ C0] ? place_entity (kernel/sched/fair.c:5280)
[ 244.008974][ C0] ? __pfx___resched_curr (kernel/sched/core.c:1079)
[ 244.009130][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 244.009296][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 244.009455][ C0] __netif_receive_skb_one_core (net/core/dev.c:5727 (discriminator 4))
[ 244.009658][ C0] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5720)
[ 244.009876][ C0] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 244.010032][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 244.010194][ C0] process_backlog (./include/linux/rcupdate.h:878 net/core/dev.c:6173)
[ 244.010358][ C0] __napi_poll.constprop.0 (net/core/dev.c:6925)
[ 244.010521][ C0] net_rx_action (net/core/dev.c:6989 net/core/dev.c:7111)
[ 244.010689][ C0] ? __pfx_net_rx_action (net/core/dev.c:7073)
[ 244.010843][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2491)
[ 244.011012][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40)
[ 244.011215][ C0] handle_softirqs (kernel/softirq.c:561)
[ 244.011383][ C0] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 244.011542][ C0] do_softirq (kernel/softirq.c:462 kernel/softirq.c:449)
[  244.011660][    C0]  </IRQ>
[  244.011741][    C0]  <TASK>
[ 244.011819][ C0] __local_bh_enable_ip (kernel/softirq.c:389)
[ 244.011985][ C0] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 244.012146][ C0] __dev_queue_xmit (net/core/dev.c:4511)
[ 244.012320][ C0] ? __pfx___dev_queue_xmit (net/core/dev.c:4392)
[ 244.012482][ C0] ? packet_parse_headers (./include/linux/skbuff.h:3107 net/packet/af_packet.c:1992)
[ 244.012653][ C0] ? __pfx_sock_alloc_send_pskb (net/core/sock.c:2870)
[ 244.012821][ C0] ? __pfx_packet_parse_headers (net/packet/af_packet.c:1977)
[ 244.012984][ C0] ? skb_copy_datagram_from_iter (net/core/datagram.c:564)
[ 244.013189][ C0] ? dev_get_by_index (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/dev.c:922)
[ 244.013361][ C0] packet_snd (net/packet/af_packet.c:3132)
[ 244.013532][ C0] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 244.013695][ C0] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 244.013861][ C0] ? __pfx_packet_snd (net/packet/af_packet.c:2995)
[ 244.014023][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 244.014186][ C0] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 244.014352][ C0] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 244.014514][ C0] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 244.014684][ C0] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 244.014852][ C0] __sys_sendto (net/socket.c:711 net/socket.c:726 net/socket.c:2208)
[ 244.015017][ C0] ? __pfx___sys_sendto (net/socket.c:2175)
[ 244.015185][ C0] ? sock_ioctl (net/socket.c:1342)
[ 244.015349][ C0] ? __pfx___up_read (kernel/locking/rwsem.c:1337)
[ 244.015510][ C0] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 244.015668][ C0] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 244.015832][ C0] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 244.016003][ C0] __x64_sys_sendto (net/socket.c:2211)
[ 244.016166][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40)
[ 244.016366][ C0] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 244.016540][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[  244.016747][    C0] RIP: 0033:0x7fa70f51da4a
[ 244.016920][ 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
[  244.017494][    C0] RSP: 002b:00007ffc6a5b07c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  244.017746][    C0] RAX: ffffffffffffffda RBX: 0000000017b739d0 RCX: 00007fa70f51da4a
[  244.017995][    C0] RDX: 000000000000006a RSI: 0000000017b73cc2 RDI: 0000000000000005
[  244.018253][    C0] RBP: 0000000017b73cc2 R08: 00007ffc6a5b07d0 R09: 0000000000000014
[  244.018524][    C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  244.018785][    C0] R13: 000000000000006a R14: 00007ffc6a5b07d0 R15: 0000000000000000
| [  253.075049][    C3] preempt_count: 101, expected: 0
| [  253.075221][    C3] RCU nest depth: 4, expected: 0
| [  253.075467][    C3] INFO: lockdep is turned off.
| [  253.076199][    C3] Tainted: [W]=WARN
[  253.076392][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  253.076708][    C3] Call Trace:
[  253.076899][    C3]  <IRQ>
[ 253.077033][ C3] dump_stack_lvl (lib/dump_stack.c:123)
[ 253.077308][ C3] __might_resched (kernel/sched/core.c:8759)
[ 253.077561][ C3] ? kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:321 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 253.077890][ C3] kmem_cache_alloc_node_noprof (./include/linux/kernel.h:73 ./include/linux/sched/mm.h:321 ./include/linux/sched/mm.h:316 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 253.078210][ C3] ? __pfx_INET_ECN_decapsulate (./include/net/inet_ecn.h:271) vxlan
[ 253.078544][ C3] ? __alloc_skb (net/core/skbuff.c:730)
[ 253.078809][ C3] __alloc_skb (net/core/skbuff.c:730)
[ 253.079061][ C3] ? __pfx___alloc_skb (net/core/skbuff.c:713)
[ 253.079318][ C3] ? vxlan_ecn_decapsulate (./include/net/inet_ecn.h:302 drivers/net/vxlan/vxlan_core.c:1649) vxlan
[ 253.079588][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 253.079759][ C3] skb_copy (net/core/skbuff.c:2221)
[ 253.079884][ C3] gro_cells_receive (net/core/gro_cells.c:31)
[ 253.080060][ C3] vxlan_rcv (./include/linux/rcupdate.h:878 drivers/net/vxlan/vxlan_core.c:1826) vxlan
[ 253.080232][ C3] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 253.080425][ C3] ? udp4_lib_lookup2 (net/ipv4/udp.c:496)
[ 253.080608][ C3] ? __pfx_udp_ehashfn (net/ipv4/udp.c:415)
[ 253.080769][ C3] ? __udp4_lib_lookup (net/ipv4/udp.c:726)
[ 253.080931][ C3] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 253.081098][ C3] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 253.081252][ C3] udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 253.081409][ C3] udp_unicast_rcv_skb (net/ipv4/udp.c:2616 (discriminator 3))
[ 253.081577][ C3] __udp4_lib_rcv (net/ipv4/udp.c:2686)
[ 253.081745][ C3] ? __pfx___udp4_lib_rcv (net/ipv4/udp.c:2626)
[ 253.081903][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 253.082080][ C3] ? packet_rcv (net/packet/af_packet.c:2279)
[ 253.082246][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 253.082399][ C3] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207 (discriminator 4))
[ 253.082562][ C3] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 253.082737][ C3] ip_local_deliver_finish (./include/linux/rcupdate.h:878 net/ipv4/ip_input.c:234)
[ 253.082893][ C3] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254)
[ 253.083049][ C3] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243)
[ 253.083217][ C3] ? sock_def_write_space (net/core/sock.c:3502)
[ 253.083375][ C3] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349)
[ 253.083552][ C3] ? ip_rcv_finish_core (./include/linux/skbuff.h:1152 ./include/net/route.h:88 net/ipv4/ip_input.c:390)
[ 253.083712][ C3] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 253.083885][ C3] ip_rcv (./include/net/dst.h:469 net/ipv4/ip_input.c:447 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:567)
[ 253.084004][ C3] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 253.084168][ C3] ? enqueue_dl_entity (kernel/sched/deadline.c:2056 (discriminator 1))
[ 253.084342][ C3] ? __resched_curr (./arch/x86/include/asm/bitops.h:60 ./include/asm-generic/bitops/instrumented-atomic.h:29 ./include/linux/thread_info.h:97 kernel/sched/core.c:1099)
[ 253.084515][ C3] ? place_entity (kernel/sched/fair.c:5280)
[ 253.084689][ C3] ? __pfx___resched_curr (kernel/sched/core.c:1079)
[ 253.084859][ C3] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 253.085022][ C3] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 253.085194][ C3] __netif_receive_skb_one_core (net/core/dev.c:5727 (discriminator 4))
[ 253.085408][ C3] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5720)
[ 253.085622][ C3] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 253.085776][ C3] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 253.085931][ C3] process_backlog (./include/linux/rcupdate.h:878 net/core/dev.c:6173)
[ 253.086091][ C3] __napi_poll.constprop.0 (net/core/dev.c:6925)
[ 253.086247][ C3] net_rx_action (net/core/dev.c:6989 net/core/dev.c:7111)
[ 253.086403][ C3] ? __pfx_net_rx_action (net/core/dev.c:7073)
[ 253.086561][ C3] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2491)
[ 253.086722][ C3] ? swake_up_one (./include/linux/list.h:373 kernel/sched/swait.c:25 kernel/sched/swait.c:52)
[ 253.086887][ C3] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 253.087046][ C3] handle_softirqs (kernel/softirq.c:561)
[ 253.087211][ C3] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 253.087367][ C3] do_softirq (kernel/softirq.c:462 kernel/softirq.c:449)
[  253.087483][    C3]  </IRQ>
[  253.087565][    C3]  <TASK>
[ 253.087645][ C3] __local_bh_enable_ip (kernel/softirq.c:389)
[ 253.087800][ C3] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 253.087960][ C3] __dev_queue_xmit (net/core/dev.c:4511)
[ 253.088126][ C3] ? __pfx___dev_queue_xmit (net/core/dev.c:4392)
[ 253.088281][ C3] ? packet_parse_headers (./include/linux/skbuff.h:3107 net/packet/af_packet.c:1992)
[ 253.088441][ C3] ? __pfx_sock_alloc_send_pskb (net/core/sock.c:2870)
[ 253.088598][ C3] ? __pfx_packet_parse_headers (net/packet/af_packet.c:1977)
[ 253.088751][ C3] ? skb_copy_datagram_from_iter (net/core/datagram.c:564)
[ 253.088951][ C3] ? dev_get_by_index (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/dev.c:922)
[ 253.089115][ C3] packet_snd (net/packet/af_packet.c:3132)
[ 253.089282][ C3] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 253.089436][ C3] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 253.089604][ C3] ? __pfx_packet_snd (net/packet/af_packet.c:2995)
[ 253.089761][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 253.089916][ C3] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 253.090069][ C3] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 253.090231][ C3] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 253.090386][ C3] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 253.090556][ C3] __sys_sendto (net/socket.c:711 net/socket.c:726 net/socket.c:2208)
[ 253.090713][ C3] ? __pfx___sys_sendto (net/socket.c:2175)
[ 253.090873][ C3] ? sock_ioctl (net/socket.c:1342)
[ 253.091031][ C3] ? __pfx___up_read (kernel/locking/rwsem.c:1337)
[ 253.091191][ C3] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 253.091346][ C3] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 253.091510][ C3] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 253.091666][ C3] __x64_sys_sendto (net/socket.c:2211)
[ 253.091821][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40)
[ 253.092024][ C3] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 253.092191][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[  253.092393][    C3] RIP: 0033:0x7f6b94e2ca4a
[ 253.092560][ 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
[  253.093131][    C3] RSP: 002b:00007ffd7e16cbe8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  253.093369][    C3] RAX: ffffffffffffffda RBX: 00000000080719d0 RCX: 00007f6b94e2ca4a
[  253.093601][    C3] RDX: 000000000000006a RSI: 0000000008071cc2 RDI: 0000000000000005
[  253.093839][    C3] RBP: 0000000008071cc2 R08: 00007ffd7e16cbf0 R09: 0000000000000014
[  253.094074][    C3] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  253.094310][    C3] R13: 000000000000006a R14: 00007ffd7e16cbf0 R15: 0000000000000000
| [  261.718402][    C2] preempt_count: 101, expected: 0
| [  261.718600][    C2] RCU nest depth: 4, expected: 0
| [  261.718792][    C2] INFO: lockdep is turned off.
| [  261.719324][    C2] Tainted: [W]=WARN
[  261.719453][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  261.719660][    C2] Call Trace:
[  261.719788][    C2]  <IRQ>
[ 261.719875][ C2] dump_stack_lvl (lib/dump_stack.c:123)
[ 261.720055][ C2] __might_resched (kernel/sched/core.c:8759)
[ 261.720226][ C2] ? kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:321 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 261.720444][ C2] kmem_cache_alloc_node_noprof (./include/linux/kernel.h:73 ./include/linux/sched/mm.h:321 ./include/linux/sched/mm.h:316 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 261.720654][ C2] ? __pfx_INET_ECN_decapsulate (./include/net/inet_ecn.h:271) vxlan
[ 261.720873][ C2] ? __alloc_skb (net/core/skbuff.c:730)
[ 261.721044][ C2] __alloc_skb (net/core/skbuff.c:730)
[ 261.721210][ C2] ? __pfx___alloc_skb (net/core/skbuff.c:713)
[ 261.721378][ C2] ? vxlan_ecn_decapsulate (./include/net/inet_ecn.h:302 drivers/net/vxlan/vxlan_core.c:1649) vxlan
[ 261.721597][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 261.721774][ C2] skb_copy (net/core/skbuff.c:2221)
[ 261.721900][ C2] gro_cells_receive (net/core/gro_cells.c:31)
[ 261.722076][ C2] vxlan_rcv (./include/linux/rcupdate.h:878 drivers/net/vxlan/vxlan_core.c:1826) vxlan
[ 261.722259][ C2] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 261.722438][ C2] ? udp4_lib_lookup2 (net/ipv4/udp.c:496)
[ 261.722614][ C2] ? __pfx_udp_ehashfn (net/ipv4/udp.c:415)
[ 261.722807][ C2] ? __udp4_lib_lookup (net/ipv4/udp.c:726)
[ 261.722973][ C2] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 261.723156][ C2] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 261.723321][ C2] udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 261.723507][ C2] udp_unicast_rcv_skb (net/ipv4/udp.c:2616 (discriminator 3))
[ 261.723662][ C2] __udp4_lib_rcv (net/ipv4/udp.c:2686)
[ 261.723816][ C2] ? __pfx___udp4_lib_rcv (net/ipv4/udp.c:2626)
[ 261.723968][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 261.724128][ C2] ? packet_rcv (net/packet/af_packet.c:2279)
[ 261.724283][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 261.724437][ C2] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207 (discriminator 4))
[ 261.724592][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 261.724752][ C2] ip_local_deliver_finish (./include/linux/rcupdate.h:878 net/ipv4/ip_input.c:234)
[ 261.724905][ C2] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254)
[ 261.725057][ C2] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243)
[ 261.725215][ C2] ? ip_rcv_core (net/ipv4/ip_input.c:552 (discriminator 58))
[ 261.725370][ C2] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349)
[ 261.725556][ C2] ? ip_rcv_finish_core (./include/linux/skbuff.h:1152 ./include/net/route.h:88 net/ipv4/ip_input.c:390)
[ 261.725723][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 261.725890][ C2] ip_rcv (./include/net/dst.h:469 net/ipv4/ip_input.c:447 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:567)
[ 261.726019][ C2] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 261.726188][ C2] ? enqueue_dl_entity (kernel/sched/deadline.c:2056 (discriminator 1))
[ 261.726358][ C2] ? __resched_curr (./arch/x86/include/asm/bitops.h:60 ./include/asm-generic/bitops/instrumented-atomic.h:29 ./include/linux/thread_info.h:97 kernel/sched/core.c:1099)
[ 261.726532][ C2] ? place_entity (kernel/sched/fair.c:5280)
[ 261.726701][ C2] ? __pfx___resched_curr (kernel/sched/core.c:1079)
[ 261.726869][ C2] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 261.727031][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 261.727197][ C2] __netif_receive_skb_one_core (net/core/dev.c:5727 (discriminator 4))
[ 261.727402][ C2] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5720)
[ 261.727609][ C2] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 261.727777][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 261.727941][ C2] process_backlog (./include/linux/rcupdate.h:878 net/core/dev.c:6173)
[ 261.728116][ C2] __napi_poll.constprop.0 (net/core/dev.c:6925)
[ 261.728282][ C2] net_rx_action (net/core/dev.c:6989 net/core/dev.c:7111)
[ 261.728450][ C2] ? __pfx_net_rx_action (net/core/dev.c:7073)
[ 261.728621][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2491)
[ 261.728793][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40)
[ 261.729009][ C2] handle_softirqs (kernel/softirq.c:561)
[ 261.729182][ C2] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 261.729351][ C2] do_softirq (kernel/softirq.c:462 kernel/softirq.c:449)
[  261.729480][    C2]  </IRQ>
[  261.729568][    C2]  <TASK>
[ 261.729653][ C2] __local_bh_enable_ip (kernel/softirq.c:389)
[ 261.729821][ C2] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 261.729987][ C2] __dev_queue_xmit (net/core/dev.c:4511)
[ 261.730164][ C2] ? __pfx___dev_queue_xmit (net/core/dev.c:4392)
[ 261.730331][ C2] ? packet_parse_headers (./include/linux/skbuff.h:3107 net/packet/af_packet.c:1992)
[ 261.730497][ C2] ? __pfx_sock_alloc_send_pskb (net/core/sock.c:2870)
[ 261.730664][ C2] ? __pfx_packet_parse_headers (net/packet/af_packet.c:1977)
[ 261.730834][ C2] ? skb_copy_datagram_from_iter (net/core/datagram.c:564)
[ 261.731039][ C2] ? dev_get_by_index (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/dev.c:922)
[ 261.731215][ C2] packet_snd (net/packet/af_packet.c:3132)
[ 261.731390][ C2] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 261.731554][ C2] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 261.731722][ C2] ? __pfx_packet_snd (net/packet/af_packet.c:2995)
[ 261.731887][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 261.732055][ C2] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 261.732223][ C2] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 261.732390][ C2] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 261.732557][ C2] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 261.732743][ C2] __sys_sendto (net/socket.c:711 net/socket.c:726 net/socket.c:2208)
[ 261.732915][ C2] ? __pfx___sys_sendto (net/socket.c:2175)
[ 261.733086][ C2] ? sock_ioctl (net/socket.c:1342)
[ 261.733255][ C2] ? __pfx___up_read (kernel/locking/rwsem.c:1337)
[ 261.733425][ C2] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 261.733588][ C2] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 261.733753][ C2] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 261.733923][ C2] __x64_sys_sendto (net/socket.c:2211)
[ 261.734093][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40)
[ 261.734307][ C2] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 261.734476][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[  261.734686][    C2] RIP: 0033:0x7fa8bb7f4a4a
[ 261.734859][ C2] 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
[  261.735447][    C2] RSP: 002b:00007ffd136ac068 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  261.735700][    C2] RAX: ffffffffffffffda RBX: 000000002a0899d0 RCX: 00007fa8bb7f4a4a
[  261.735948][    C2] RDX: 000000000000006a RSI: 000000002a089cc2 RDI: 0000000000000005
[  261.736203][    C2] RBP: 000000002a089cc2 R08: 00007ffd136ac070 R09: 0000000000000014
[  261.736449][    C2] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  261.736695][    C2] R13: 000000000000006a R14: 00007ffd136ac070 R15: 0000000000000000
| [  270.747148][    C0] preempt_count: 101, expected: 0
| [  270.747302][    C0] RCU nest depth: 4, expected: 0
| [  270.747470][    C0] INFO: lockdep is turned off.
| [  270.747974][    C0] Tainted: [W]=WARN
[  270.748097][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  270.748297][    C0] Call Trace:
[  270.748422][    C0]  <IRQ>
[ 270.748505][ C0] dump_stack_lvl (lib/dump_stack.c:123)
[ 270.748673][ C0] __might_resched (kernel/sched/core.c:8759)
[ 270.748843][ C0] ? kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:321 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 270.749062][ C0] kmem_cache_alloc_node_noprof (./include/linux/kernel.h:73 ./include/linux/sched/mm.h:321 ./include/linux/sched/mm.h:316 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 270.749261][ C0] ? __pfx_INET_ECN_decapsulate (./include/net/inet_ecn.h:271) vxlan
[ 270.749466][ C0] ? __alloc_skb (net/core/skbuff.c:730)
[ 270.749630][ C0] __alloc_skb (net/core/skbuff.c:730)
[ 270.749795][ C0] ? __pfx___alloc_skb (net/core/skbuff.c:713)
[ 270.749954][ C0] ? vxlan_ecn_decapsulate (./include/net/inet_ecn.h:302 drivers/net/vxlan/vxlan_core.c:1649) vxlan
[ 270.750156][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 270.750325][ C0] skb_copy (net/core/skbuff.c:2221)
[ 270.750445][ C0] gro_cells_receive (net/core/gro_cells.c:31)
[ 270.750609][ C0] vxlan_rcv (./include/linux/rcupdate.h:878 drivers/net/vxlan/vxlan_core.c:1826) vxlan
[ 270.750788][ C0] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 270.750957][ C0] ? udp4_lib_lookup2 (net/ipv4/udp.c:496)
[ 270.751124][ C0] ? __pfx_udp_ehashfn (net/ipv4/udp.c:415)
[ 270.751282][ C0] ? __udp4_lib_lookup (net/ipv4/udp.c:726)
[ 270.751443][ C0] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 270.751616][ C0] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 270.751775][ C0] udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 270.751932][ C0] udp_unicast_rcv_skb (net/ipv4/udp.c:2616 (discriminator 3))
[ 270.752091][ C0] __udp4_lib_rcv (net/ipv4/udp.c:2686)
[ 270.752249][ C0] ? __pfx___udp4_lib_rcv (net/ipv4/udp.c:2626)
[ 270.752408][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 270.752570][ C0] ? packet_rcv (net/packet/af_packet.c:2279)
[ 270.752745][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 270.752904][ C0] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207 (discriminator 4))
[ 270.753061][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 270.753221][ C0] ip_local_deliver_finish (./include/linux/rcupdate.h:878 net/ipv4/ip_input.c:234)
[ 270.753379][ C0] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254)
[ 270.753540][ C0] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243)
[ 270.753699][ C0] ? sock_def_write_space (net/core/sock.c:3502)
[ 270.753858][ C0] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349)
[ 270.754018][ C0] ? ip_rcv_finish_core (./include/linux/skbuff.h:1152 ./include/net/route.h:88 net/ipv4/ip_input.c:390)
[ 270.754172][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 270.754329][ C0] ip_rcv (./include/net/dst.h:469 net/ipv4/ip_input.c:447 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:567)
[ 270.754446][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 270.754608][ C0] ? enqueue_dl_entity (kernel/sched/deadline.c:2056 (discriminator 1))
[ 270.754766][ C0] ? __resched_curr (./arch/x86/include/asm/bitops.h:60 ./include/asm-generic/bitops/instrumented-atomic.h:29 ./include/linux/thread_info.h:97 kernel/sched/core.c:1099)
[ 270.754931][ C0] ? place_entity (kernel/sched/fair.c:5280)
[ 270.755093][ C0] ? __pfx___resched_curr (kernel/sched/core.c:1079)
[ 270.755254][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 270.755407][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 270.755563][ C0] __netif_receive_skb_one_core (net/core/dev.c:5727 (discriminator 4))
[ 270.755756][ C0] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5720)
[ 270.755950][ C0] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 270.756110][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 270.756266][ C0] process_backlog (./include/linux/rcupdate.h:878 net/core/dev.c:6173)
[ 270.756427][ C0] __napi_poll.constprop.0 (net/core/dev.c:6925)
[ 270.756592][ C0] net_rx_action (net/core/dev.c:6989 net/core/dev.c:7111)
[ 270.756747][ C0] ? __pfx_net_rx_action (net/core/dev.c:7073)
[ 270.756904][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2491)
[ 270.757065][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40)
[ 270.757274][ C0] handle_softirqs (kernel/softirq.c:561)
[ 270.757432][ C0] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 270.757591][ C0] do_softirq (kernel/softirq.c:462 kernel/softirq.c:449)
[  270.757709][    C0]  </IRQ>
[  270.757792][    C0]  <TASK>
[ 270.757873][ C0] __local_bh_enable_ip (kernel/softirq.c:389)
[ 270.758029][ C0] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 270.758185][ C0] __dev_queue_xmit (net/core/dev.c:4511)
[ 270.758350][ C0] ? __pfx___dev_queue_xmit (net/core/dev.c:4392)
[ 270.758508][ C0] ? packet_parse_headers (./include/linux/skbuff.h:3107 net/packet/af_packet.c:1992)
[ 270.758665][ C0] ? __pfx_sock_alloc_send_pskb (net/core/sock.c:2870)
[ 270.758825][ C0] ? __pfx_packet_parse_headers (net/packet/af_packet.c:1977)
[ 270.758983][ C0] ? skb_copy_datagram_from_iter (net/core/datagram.c:564)
[ 270.759180][ C0] ? dev_get_by_index (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/dev.c:922)
[ 270.759340][ C0] packet_snd (net/packet/af_packet.c:3132)
[ 270.759505][ C0] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 270.759665][ C0] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 270.759828][ C0] ? __pfx_packet_snd (net/packet/af_packet.c:2995)
[ 270.759986][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 270.760143][ C0] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 270.760304][ C0] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 270.760462][ C0] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 270.760621][ C0] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 270.760784][ C0] __sys_sendto (net/socket.c:711 net/socket.c:726 net/socket.c:2208)
[ 270.760945][ C0] ? __pfx___sys_sendto (net/socket.c:2175)
[ 270.761104][ C0] ? sock_ioctl (net/socket.c:1342)
[ 270.761260][ C0] ? __pfx___up_read (kernel/locking/rwsem.c:1337)
[ 270.761415][ C0] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 270.761570][ C0] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 270.761726][ C0] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 270.761884][ C0] __x64_sys_sendto (net/socket.c:2211)
[ 270.762038][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40)
[ 270.762231][ C0] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 270.762387][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[  270.762601][    C0] RIP: 0033:0x7f486f3d8a4a
[ 270.762780][ 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
[  270.763333][    C0] RSP: 002b:00007ffc605612b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  270.763577][    C0] RAX: ffffffffffffffda RBX: 000000003496a9d0 RCX: 00007f486f3d8a4a
[  270.763807][    C0] RDX: 000000000000006a RSI: 000000003496acc2 RDI: 0000000000000005
[  270.764046][    C0] RBP: 000000003496acc2 R08: 00007ffc605612c0 R09: 0000000000000014
[  270.764278][    C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  270.764516][    C0] R13: 000000000000006a R14: 00007ffc605612c0 R15: 0000000000000000
| [  338.250602][    C2] preempt_count: 101, expected: 0
| [  338.250785][    C2] RCU nest depth: 4, expected: 0
| [  338.250971][    C2] INFO: lockdep is turned off.
| [  338.251515][    C2] Tainted: [W]=WARN
[  338.251684][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  338.251988][    C2] Call Trace:
[  338.252184][    C2]  <IRQ>
[ 338.252329][ C2] dump_stack_lvl (lib/dump_stack.c:123)
[ 338.252596][ C2] __might_resched (kernel/sched/core.c:8759)
[ 338.252858][ C2] ? kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:321 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 338.253177][ C2] kmem_cache_alloc_node_noprof (./include/linux/kernel.h:73 ./include/linux/sched/mm.h:321 ./include/linux/sched/mm.h:316 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 338.253504][ C2] ? __pfx_INET_ECN_decapsulate (./include/net/inet_ecn.h:271) vxlan
[ 338.253824][ C2] ? __alloc_skb (net/core/skbuff.c:730)
[ 338.253999][ C2] __alloc_skb (net/core/skbuff.c:730)
[ 338.254166][ C2] ? __pfx___alloc_skb (net/core/skbuff.c:713)
[ 338.254335][ C2] ? vxlan_ecn_decapsulate (./include/net/inet_ecn.h:302 drivers/net/vxlan/vxlan_core.c:1649) vxlan
[ 338.254562][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 338.254734][ C2] skb_copy (net/core/skbuff.c:2221)
[ 338.254869][ C2] gro_cells_receive (net/core/gro_cells.c:31)
[ 338.255039][ C2] vxlan_rcv (./include/linux/rcupdate.h:878 drivers/net/vxlan/vxlan_core.c:1826) vxlan
[ 338.255217][ C2] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 338.255390][ C2] ? udp4_lib_lookup2 (net/ipv4/udp.c:496)
[ 338.255566][ C2] ? __pfx_udp_ehashfn (net/ipv4/udp.c:415)
[ 338.255733][ C2] ? __udp4_lib_lookup (net/ipv4/udp.c:726)
[ 338.255901][ C2] ? __pfx_vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1669) vxlan
[ 338.256078][ C2] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 338.256249][ C2] udp_queue_rcv_one_skb (net/ipv4/udp.c:2372)
[ 338.256414][ C2] udp_unicast_rcv_skb (net/ipv4/udp.c:2616 (discriminator 3))
[ 338.256588][ C2] __udp4_lib_rcv (net/ipv4/udp.c:2686)
[ 338.256756][ C2] ? __pfx___udp4_lib_rcv (net/ipv4/udp.c:2626)
[ 338.256921][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 338.257085][ C2] ? packet_rcv (net/packet/af_packet.c:2279)
[ 338.257258][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 338.257423][ C2] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207 (discriminator 4))
[ 338.257596][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 338.257765][ C2] ip_local_deliver_finish (./include/linux/rcupdate.h:878 net/ipv4/ip_input.c:234)
[ 338.257932][ C2] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254)
[ 338.258099][ C2] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243)
[ 338.258265][ C2] ? ip_rcv_core (net/ipv4/ip_input.c:552 (discriminator 58))
[ 338.258438][ C2] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349)
[ 338.258675][ C2] ? ip_rcv_finish_core (./include/linux/skbuff.h:1152 ./include/net/route.h:88 net/ipv4/ip_input.c:390)
[ 338.258843][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 338.259012][ C2] ip_rcv (./include/net/dst.h:469 net/ipv4/ip_input.c:447 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:567)
[ 338.259138][ C2] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 338.259305][ C2] ? enqueue_dl_entity (kernel/sched/deadline.c:2056 (discriminator 1))
[ 338.259476][ C2] ? __resched_curr (./arch/x86/include/asm/bitops.h:60 ./include/asm-generic/bitops/instrumented-atomic.h:29 ./include/linux/thread_info.h:97 kernel/sched/core.c:1099)
[ 338.259646][ C2] ? place_entity (kernel/sched/fair.c:5280)
[ 338.259820][ C2] ? __pfx___resched_curr (kernel/sched/core.c:1079)
[ 338.260000][ C2] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 338.260167][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 338.260336][ C2] __netif_receive_skb_one_core (net/core/dev.c:5727 (discriminator 4))
[ 338.260551][ C2] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5720)
[ 338.260756][ C2] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 338.260923][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 338.261095][ C2] process_backlog (./include/linux/rcupdate.h:878 net/core/dev.c:6173)
[ 338.261261][ C2] __napi_poll.constprop.0 (net/core/dev.c:6925)
[ 338.261427][ C2] net_rx_action (net/core/dev.c:6989 net/core/dev.c:7111)
[ 338.261599][ C2] ? __pfx_net_rx_action (net/core/dev.c:7073)
[ 338.261765][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2491)
[ 338.261933][ C2] ? swake_up_one (./include/linux/list.h:373 kernel/sched/swait.c:25 kernel/sched/swait.c:52)
[ 338.262105][ C2] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 338.262280][ C2] handle_softirqs (kernel/softirq.c:561)
[ 338.262467][ C2] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 338.262636][ C2] do_softirq (kernel/softirq.c:462 kernel/softirq.c:449)
[  338.262759][    C2]  </IRQ>
[  338.262845][    C2]  <TASK>
[ 338.262932][ C2] __local_bh_enable_ip (kernel/softirq.c:389)
[ 338.263096][ C2] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 338.263261][ C2] __dev_queue_xmit (net/core/dev.c:4511)
[ 338.263432][ C2] ? __pfx___dev_queue_xmit (net/core/dev.c:4392)
[ 338.263618][ C2] ? packet_parse_headers (./include/linux/skbuff.h:3107 net/packet/af_packet.c:1992)
[ 338.263789][ C2] ? __pfx_sock_alloc_send_pskb (net/core/sock.c:2870)
[ 338.263959][ C2] ? __pfx_packet_parse_headers (net/packet/af_packet.c:1977)
[ 338.264124][ C2] ? skb_copy_datagram_from_iter (net/core/datagram.c:564)
[ 338.264332][ C2] ? dev_get_by_index (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/dev.c:922)
[ 338.264508][ C2] packet_snd (net/packet/af_packet.c:3132)
[ 338.264680][ C2] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 338.264848][ C2] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 338.265019][ C2] ? __pfx_packet_snd (net/packet/af_packet.c:2995)
[ 338.265183][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 338.265348][ C2] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 338.265521][ C2] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 338.265685][ C2] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 338.265851][ C2] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 338.266020][ C2] __sys_sendto (net/socket.c:711 net/socket.c:726 net/socket.c:2208)
[ 338.266186][ C2] ? __pfx___sys_sendto (net/socket.c:2175)
[ 338.266354][ C2] ? sock_ioctl (net/socket.c:1342)
[ 338.266530][ C2] ? __pfx___up_read (kernel/locking/rwsem.c:1337)
[ 338.266697][ C2] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 338.266858][ C2] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 338.267027][ C2] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 338.267197][ C2] __x64_sys_sendto (net/socket.c:2211)
[ 338.267363][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40)
[ 338.267581][ C2] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 338.267749][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[  338.267957][    C2] RIP: 0033:0x7fafccce8a4a
[ 338.268131][ C2] 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
[  338.268727][    C2] RSP: 002b:00007ffdc71350f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  338.268979][    C2] RAX: ffffffffffffffda RBX: 000000003c10e9d0 RCX: 00007fafccce8a4a
[  338.269229][    C2] RDX: 000000000000006a RSI: 000000003c10ecc2 RDI: 0000000000000005
[  338.269480][    C2] RBP: 000000003c10ecc2 R08: 00007ffdc7135100 R09: 0000000000000014
[  338.269731][    C2] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:fs_reclaim_acquire
__might_resched:kmem_cache_alloc_node_noprof:__alloc_skb:skb_copy:gro_cells_receive