======================================
| [ 108.020258][ C1] #2: ffffffffa5959060 (rcu_read_lock){....}-{1:3}, at: gre_rcv (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 net/ipv4/gre_demux.c:159) gre
| [ 108.020580][ C1] #3: ffffffffa5959060 (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)
| [  108.020914][    C1]
| [  108.020914][    C1] stack backtrace:
[  108.021403][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.021629][    C1] Call Trace:
[  108.021764][    C1]  <IRQ>
[ 108.021854][ C1] dump_stack_lvl (lib/dump_stack.c:123)
[ 108.022049][ C1] print_usage_bug.part.0 (kernel/locking/lockdep.c:4041)
[ 108.022218][ C1] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:24)
[ 108.022397][ C1] mark_lock_irq (kernel/locking/lockdep.c:4006 kernel/locking/lockdep.c:4052 kernel/locking/lockdep.c:4263)
[ 108.022566][ C1] ? common_startup_64 (arch/x86/kernel/head_64.S:415)
[ 108.022750][ C1] ? __pfx_mark_lock_irq (kernel/locking/lockdep.c:4254)
[ 108.022924][ C1] ? stack_trace_save (kernel/stacktrace.c:123)
[ 108.023095][ C1] ? __pfx_stack_trace_save (kernel/stacktrace.c:114)
[ 108.023275][ C1] ? get_reg (arch/x86/kernel/unwind_orc.c:456 (discriminator 2))
[ 108.023436][ C1] ? unwind_next_frame (arch/x86/kernel/unwind_orc.c:495)
[ 108.023614][ C1] ? save_trace (kernel/locking/lockdep.c:588)
[ 108.023781][ C1] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469)
[ 108.023946][ C1] mark_lock (kernel/locking/lockdep.c:4749)
[ 108.024074][ C1] mark_usage (kernel/locking/lockdep.c:4638)
[ 108.024199][ C1] __lock_acquire (kernel/locking/lockdep.c:5180)
[ 108.024377][ C1] lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5851)
[ 108.024561][ C1] ? kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:319 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 108.024776][ C1] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 108.024951][ C1] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 108.025121][ C1] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 108.025296][ C1] ? kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:319 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 108.025519][ C1] fs_reclaim_acquire (mm/page_alloc.c:3854 mm/page_alloc.c:3867)
[ 108.025715][ C1] ? kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:319 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 108.025937][ C1] kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:319 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 108.026153][ C1] ? __alloc_skb (net/core/skbuff.c:730)
[ 108.026331][ C1] __alloc_skb (net/core/skbuff.c:730)
[ 108.026506][ C1] ? __pfx___alloc_skb (net/core/skbuff.c:713)
[ 108.026716][ C1] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 108.026900][ C1] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 108.027067][ C1] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228)
[ 108.027252][ C1] skb_copy (net/core/skbuff.c:2221)
[ 108.027390][ C1] gro_cells_receive (net/core/gro_cells.c:31)
[ 108.027568][ C1] ip_tunnel_rcv (net/ipv4/ip_tunnel.c:448)
[ 108.027742][ C1] ? __pfx_ip_tunnel_rcv (net/ipv4/ip_tunnel.c:379)
[ 108.027916][ C1] ? skb_scrub_packet (./include/net/dst.h:263 ./include/net/dst.h:275 net/core/skbuff.c:6179)
[ 108.028083][ C1] ? __iptunnel_pull_header (./include/linux/skbuff.h:1679 ./include/linux/skbuff.h:5079 ./include/net/ip_tunnels.h:615 net/ipv4/ip_tunnel_core.c:121)
[ 108.028257][ C1] __ipgre_rcv (net/ipv4/ip_gre.c:402) ip_gre
[ 108.028440][ C1] gre_rcv (net/ipv4/ip_gre.c:424 net/ipv4/ip_gre.c:459) ip_gre
[ 108.028616][ C1] ? __pfx_gre_rcv (net/ipv4/ip_gre.c:435) ip_gre
[ 108.028785][ C1] ? trace_lock_acquire (./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:570 ./include/linux/cpumask.h:1117 ./include/trace/events/lock.h:24)
[ 108.028960][ C1] gre_rcv (net/ipv4/gre_demux.c:163) gre
[ 108.029125][ C1] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:205 (discriminator 5))
[ 108.029300][ C1] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 108.029472][ C1] ip_local_deliver_finish (./include/linux/rcupdate.h:878 net/ipv4/ip_input.c:234)
[ 108.029642][ C1] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[ 108.029810][ C1] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254)
[ 108.029983][ C1] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243)
[ 108.030148][ C1] ? ip_rcv_finish_core (./include/net/net_namespace.h:393 (discriminator 3) ./include/linux/netdevice.h:2652 (discriminator 3) net/ipv4/ip_input.c:372 (discriminator 3))
[ 108.030314][ C1] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 108.030483][ C1] 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)
[ 108.030611][ C1] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 108.030814][ C1] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 108.030986][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5851)
[ 108.031156][ C1] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 108.031322][ C1] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 108.031515][ C1] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 108.031679][ C1] __netif_receive_skb_one_core (net/core/dev.c:5727 (discriminator 4))
[ 108.031883][ C1] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5720)
[ 108.032090][ C1] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 108.032269][ C1] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 108.032444][ C1] process_backlog (./include/linux/rcupdate.h:878 net/core/dev.c:6173)
[ 108.032614][ C1] __napi_poll.constprop.0 (net/core/dev.c:6925)
[ 108.032779][ C1] net_rx_action (net/core/dev.c:6989 net/core/dev.c:7111)
[ 108.032946][ C1] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 108.033115][ C1] ? __pfx_net_rx_action (net/core/dev.c:7073)
[ 108.033283][ C1] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 108.033483][ C1] ? swake_up_one (./include/linux/list.h:373 kernel/sched/swait.c:25 kernel/sched/swait.c:52)
[ 108.033655][ C1] handle_softirqs (kernel/softirq.c:561)
[ 108.033822][ C1] __irq_exit_rcu (kernel/softirq.c:596 kernel/softirq.c:435 kernel/softirq.c:662)
[ 108.033988][ C1] irq_exit_rcu (kernel/softirq.c:680)
[ 108.034112][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049)
[  108.034280][    C1]  </IRQ>
[  108.034368][    C1]  <TASK>
[ 108.034454][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702)
[ 108.034670][ C1] RIP: 0010:default_idle (./arch/x86/include/asm/irqflags.h:37 ./arch/x86/include/asm/irqflags.h:92 arch/x86/kernel/process.c:743)
[ 108.034861][ C1] Code: 4c 01 c7 4c 29 c2 e9 72 ff ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 13 14 38 00 fb f4 <fa> c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90
All code
========
   0:	4c 01 c7             	add    %r8,%rdi
   3:	4c 29 c2             	sub    %r8,%rdx
   6:	e9 72 ff ff ff       	jmp    0xffffffffffffff7d
   b:	90                   	nop
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	f3 0f 1e fa          	endbr64
  1f:	66 90                	xchg   %ax,%ax
  21:	0f 00 2d 13 14 38 00 	verw   0x381413(%rip)        # 0x38143b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	fa                   	cli		<-- trapping instruction
  2b:	c3                   	ret
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  2f:	cc                   	int3
  30:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
  37:	00 00 00 00 
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	fa                   	cli
   1:	c3                   	ret
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   5:	cc                   	int3
   6:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
   d:	00 00 00 00 
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[  108.035444][    C1] RSP: 0000:ffffc90000157df8 EFLAGS: 00000242
[  108.035655][    C1] RAX: 000000000042b8d9 RBX: 1ffff9200002afc1 RCX: ffffffffa46df9a5
[  108.035905][    C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa1f6a774
[  108.036157][    C1] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c170aa
[  108.036406][    C1] R10: ffff8880360b8553 R11: ffff888001b9c5c0 R12: 0000000000000000
[  108.036661][    C1] R13: ffff888001b9c5c0 R14: dffffc0000000000 R15: 0000000000000000
[ 108.036910][ C1] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:147)
[ 108.037077][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186)
[ 108.037247][ C1] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118)
[ 108.037414][ C1] cpuidle_idle_call (kernel/sched/idle.c:186)
[ 108.037579][ C1] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168)
[ 108.037744][ C1] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:59)
[ 108.037914][ C1] do_idle (kernel/sched/idle.c:325)
[ 108.038046][ C1] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1))
[ 108.038211][ C1] start_secondary (arch/x86/kernel/smpboot.c:202 arch/x86/kernel/smpboot.c:282)
[ 108.038376][ C1] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:232)
[ 108.038541][ C1] common_startup_64 (arch/x86/kernel/head_64.S:415)
| [  108.039109][    C1] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/1
| [  108.039384][    C1] preempt_count: 101, expected: 0
| [  108.039545][    C1] RCU nest depth: 4, expected: 0
| [  108.039699][    C1] INFO: lockdep is turned off.
[  108.040104][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.040302][    C1] Call Trace:
[  108.040450][    C1]  <IRQ>
[ 108.040532][ C1] dump_stack_lvl (lib/dump_stack.c:123)
[ 108.040698][ C1] __might_resched (kernel/sched/core.c:8759)
[ 108.040856][ C1] ? kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:321 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 108.041065][ C1] 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)
[ 108.041258][ C1] ? __alloc_skb (net/core/skbuff.c:730)
[ 108.041417][ C1] __alloc_skb (net/core/skbuff.c:730)
[ 108.041575][ C1] ? __pfx___alloc_skb (net/core/skbuff.c:713)
[ 108.041732][ C1] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 108.041905][ C1] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 108.042061][ C1] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228)
[ 108.042221][ C1] skb_copy (net/core/skbuff.c:2221)
[ 108.042344][ C1] gro_cells_receive (net/core/gro_cells.c:31)
[ 108.042510][ C1] ip_tunnel_rcv (net/ipv4/ip_tunnel.c:448)
[ 108.042678][ C1] ? __pfx_ip_tunnel_rcv (net/ipv4/ip_tunnel.c:379)
[ 108.042838][ C1] ? skb_scrub_packet (./include/net/dst.h:263 ./include/net/dst.h:275 net/core/skbuff.c:6179)
[ 108.043011][ C1] ? __iptunnel_pull_header (./include/linux/skbuff.h:1679 ./include/linux/skbuff.h:5079 ./include/net/ip_tunnels.h:615 net/ipv4/ip_tunnel_core.c:121)
[ 108.043170][ C1] __ipgre_rcv (net/ipv4/ip_gre.c:402) ip_gre
[ 108.043349][ C1] gre_rcv (net/ipv4/ip_gre.c:424 net/ipv4/ip_gre.c:459) ip_gre
[ 108.043518][ C1] ? __pfx_gre_rcv (net/ipv4/ip_gre.c:435) ip_gre
[ 108.043678][ C1] ? trace_lock_acquire (./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:570 ./include/linux/cpumask.h:1117 ./include/trace/events/lock.h:24)
[ 108.043835][ C1] gre_rcv (net/ipv4/gre_demux.c:163) gre
[ 108.043994][ C1] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:205 (discriminator 5))
[ 108.044156][ C1] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 108.044314][ C1] ip_local_deliver_finish (./include/linux/rcupdate.h:878 net/ipv4/ip_input.c:234)
[ 108.044472][ C1] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[ 108.044640][ C1] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254)
[ 108.044794][ C1] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243)
[ 108.044949][ C1] ? ip_rcv_finish_core (./include/net/net_namespace.h:393 (discriminator 3) ./include/linux/netdevice.h:2652 (discriminator 3) net/ipv4/ip_input.c:372 (discriminator 3))
[ 108.045109][ C1] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 108.045265][ C1] 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)
[ 108.045381][ C1] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 108.045543][ C1] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 108.045700][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5851)
[ 108.045878][ C1] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 108.046035][ C1] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 108.046197][ C1] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 108.046364][ C1] __netif_receive_skb_one_core (net/core/dev.c:5727 (discriminator 4))
[ 108.046586][ C1] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5720)
[ 108.046787][ C1] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 108.046951][ C1] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 108.047115][ C1] process_backlog (./include/linux/rcupdate.h:878 net/core/dev.c:6173)
[ 108.047276][ C1] __napi_poll.constprop.0 (net/core/dev.c:6925)
[ 108.047435][ C1] net_rx_action (net/core/dev.c:6989 net/core/dev.c:7111)
[ 108.047592][ C1] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 108.047763][ C1] ? __pfx_net_rx_action (net/core/dev.c:7073)
[ 108.047920][ C1] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 108.048073][ C1] ? swake_up_one (./include/linux/list.h:373 kernel/sched/swait.c:25 kernel/sched/swait.c:52)
[ 108.048233][ C1] handle_softirqs (kernel/softirq.c:561)
[ 108.048393][ C1] __irq_exit_rcu (kernel/softirq.c:596 kernel/softirq.c:435 kernel/softirq.c:662)
[ 108.048566][ C1] irq_exit_rcu (kernel/softirq.c:680)
[ 108.048684][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049 arch/x86/kernel/apic/apic.c:1049)
[  108.048850][    C1]  </IRQ>
[  108.048934][    C1]  <TASK>
[ 108.049015][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702)
[ 108.049219][ C1] RIP: 0010:default_idle (./arch/x86/include/asm/irqflags.h:37 ./arch/x86/include/asm/irqflags.h:92 arch/x86/kernel/process.c:743)
[ 108.049401][ C1] Code: 4c 01 c7 4c 29 c2 e9 72 ff ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 13 14 38 00 fb f4 <fa> c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90
All code
========
   0:	4c 01 c7             	add    %r8,%rdi
   3:	4c 29 c2             	sub    %r8,%rdx
   6:	e9 72 ff ff ff       	jmp    0xffffffffffffff7d
   b:	90                   	nop
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	f3 0f 1e fa          	endbr64
  1f:	66 90                	xchg   %ax,%ax
  21:	0f 00 2d 13 14 38 00 	verw   0x381413(%rip)        # 0x38143b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	fa                   	cli		<-- trapping instruction
  2b:	c3                   	ret
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  2f:	cc                   	int3
  30:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
  37:	00 00 00 00 
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	fa                   	cli
   1:	c3                   	ret
   2:	cc                   	int3
   3:	cc                   	int3
   4:	cc                   	int3
   5:	cc                   	int3
   6:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
   d:	00 00 00 00 
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[  108.049981][    C1] RSP: 0000:ffffc90000157df8 EFLAGS: 00000242
[  108.050190][    C1] RAX: 000000000042b8d9 RBX: 1ffff9200002afc1 RCX: ffffffffa46df9a5
[  108.050532][    C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa1f6a774
[  108.050764][    C1] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed1006c170aa
[  108.050996][    C1] R10: ffff8880360b8553 R11: ffff888001b9c5c0 R12: 0000000000000000
[  108.051328][    C1] R13: ffff888001b9c5c0 R14: dffffc0000000000 R15: 0000000000000000
[ 108.051598][ C1] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:147)
[ 108.051759][ C1] ? cpuidle_idle_call (kernel/sched/idle.c:186)
[ 108.052018][ C1] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118)
[ 108.052184][ C1] cpuidle_idle_call (kernel/sched/idle.c:186)
[ 108.052346][ C1] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168)
[ 108.052517][ C1] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:59)
[ 108.052783][ C1] do_idle (kernel/sched/idle.c:325)
[ 108.052905][ C1] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1))
[ 108.053079][ C1] start_secondary (arch/x86/kernel/smpboot.c:202 arch/x86/kernel/smpboot.c:282)
[ 108.053246][ C1] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:232)
[ 108.053419][ C1] common_startup_64 (arch/x86/kernel/head_64.S:415)
| [  109.180088][    C2] preempt_count: 101, expected: 0
| [  109.180252][    C2] RCU nest depth: 4, expected: 0
| [  109.180447][    C2] INFO: lockdep is turned off.
| [  109.180947][    C2] Tainted: [W]=WARN
[  109.181067][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.181258][    C2] Call Trace:
[  109.181380][    C2]  <IRQ>
[ 109.181461][ C2] dump_stack_lvl (lib/dump_stack.c:123)
[ 109.181641][ C2] __might_resched (kernel/sched/core.c:8759)
[ 109.181871][ C2] ? kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:321 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 109.182198][ 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)
[ 109.182503][ C2] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 109.182685][ C2] ? __alloc_skb (net/core/skbuff.c:730)
[ 109.182849][ C2] __alloc_skb (net/core/skbuff.c:730)
[ 109.183007][ C2] ? __pfx___alloc_skb (net/core/skbuff.c:713)
[ 109.183163][ C2] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[ 109.183331][ C2] ? __pfx_ref_tracker_alloc (lib/ref_tracker.c:188)
[ 109.183517][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 109.183670][ C2] ? ip_route_input_slow (net/ipv4/route.c:2397)
[ 109.183827][ C2] ? ip_route_input_noref (net/ipv4/route.c:2511 net/ipv4/route.c:2522)
[ 109.183987][ C2] skb_copy (net/core/skbuff.c:2221)
[ 109.184111][ C2] gro_cells_receive (net/core/gro_cells.c:31)
[ 109.184270][ C2] ip_tunnel_rcv (net/ipv4/ip_tunnel.c:448)
[ 109.184429][ C2] ? __pfx_ip_tunnel_rcv (net/ipv4/ip_tunnel.c:379)
[ 109.184588][ C2] ? skb_scrub_packet (./include/net/dst.h:263 ./include/net/dst.h:275 net/core/skbuff.c:6179)
[ 109.184742][ C2] ? __iptunnel_pull_header (./include/linux/skbuff.h:1679 ./include/linux/skbuff.h:5079 ./include/net/ip_tunnels.h:615 net/ipv4/ip_tunnel_core.c:121)
[ 109.184902][ C2] __ipgre_rcv (net/ipv4/ip_gre.c:402) ip_gre
[ 109.185060][ C2] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 109.185218][ C2] gre_rcv (net/ipv4/ip_gre.c:424 net/ipv4/ip_gre.c:459) ip_gre
[ 109.185375][ C2] ? __pfx_gre_rcv (net/ipv4/ip_gre.c:435) ip_gre
[ 109.185533][ C2] ? trace_lock_acquire (./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:570 ./include/linux/cpumask.h:1117 ./include/trace/events/lock.h:24)
[ 109.185692][ C2] ? tc_run (net/core/dev.c:4044)
[ 109.185810][ C2] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 109.185967][ C2] ? gre_rcv (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 net/ipv4/gre_demux.c:159) gre
[ 109.186126][ C2] gre_rcv (net/ipv4/gre_demux.c:163) gre
[ 109.186280][ C2] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:205 (discriminator 5))
[ 109.186440][ C2] ip_local_deliver_finish (./include/linux/rcupdate.h:878 net/ipv4/ip_input.c:234)
[ 109.186596][ C2] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254)
[ 109.186757][ C2] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243)
[ 109.186914][ C2] ? arp_process (net/ipv4/arp.c:942)
[ 109.187068][ C2] ? ip_rcv_finish_core (net/ipv4/ip_input.c:364)
[ 109.187221][ C2] ? vrf_l3_rcv (drivers/net/vrf.c:1182 drivers/net/vrf.c:1416 drivers/net/vrf.c:1428) vrf
[ 109.187380][ 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)
[ 109.187498][ C2] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 109.187653][ C2] ? enqueue_dl_entity (kernel/sched/deadline.c:2056 (discriminator 1))
[ 109.187810][ 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)
[ 109.187976][ C2] ? place_entity (kernel/sched/fair.c:5280)
[ 109.188134][ C2] ? __pfx___resched_curr (kernel/sched/core.c:1079)
[ 109.188288][ C2] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 109.188443][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 109.188601][ C2] __netif_receive_skb_one_core (net/core/dev.c:5727 (discriminator 4))
[ 109.188793][ C2] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5720)
[ 109.188986][ C2] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 109.189140][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 109.189304][ C2] process_backlog (./include/linux/rcupdate.h:878 net/core/dev.c:6173)
[ 109.189462][ C2] __napi_poll.constprop.0 (net/core/dev.c:6925)
[ 109.189618][ C2] net_rx_action (net/core/dev.c:6989 net/core/dev.c:7111)
[ 109.189780][ C2] ? __pfx_net_rx_action (net/core/dev.c:7073)
[ 109.189936][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2491)
[ 109.190091][ C2] ? swake_up_one (./include/linux/list.h:373 kernel/sched/swait.c:25 kernel/sched/swait.c:52)
[ 109.190248][ C2] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 109.190408][ C2] handle_softirqs (kernel/softirq.c:561)
[ 109.190567][ C2] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 109.190727][ C2] do_softirq (kernel/softirq.c:462 kernel/softirq.c:449)
[  109.190845][    C2]  </IRQ>
[  109.190930][    C2]  <TASK>
[ 109.191010][ C2] __local_bh_enable_ip (kernel/softirq.c:389)
[ 109.191167][ C2] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 109.191322][ C2] __dev_queue_xmit (net/core/dev.c:4511)
[ 109.191486][ C2] ? __pfx___dev_queue_xmit (net/core/dev.c:4392)
[ 109.191643][ C2] ? packet_parse_headers (./include/linux/skbuff.h:3107 net/packet/af_packet.c:1992)
[ 109.191802][ C2] ? __pfx_sock_alloc_send_pskb (net/core/sock.c:2870)
[ 109.191960][ C2] ? __pfx_packet_parse_headers (net/packet/af_packet.c:1977)
[ 109.192114][ C2] ? skb_copy_datagram_from_iter (net/core/datagram.c:564)
[ 109.192309][ C2] ? dev_get_by_index (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/dev.c:922)
[ 109.192469][ C2] packet_snd (net/packet/af_packet.c:3132)
[ 109.192629][ C2] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 109.192785][ C2] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 109.192941][ C2] ? __pfx_packet_snd (net/packet/af_packet.c:2995)
[ 109.193096][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 109.193251][ C2] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 109.193421][ C2] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 109.193575][ C2] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 109.193737][ C2] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 109.193890][ C2] __sys_sendto (net/socket.c:711 net/socket.c:726 net/socket.c:2208)
[ 109.194048][ C2] ? __pfx___sys_sendto (net/socket.c:2175)
[ 109.194207][ C2] ? sock_ioctl (net/socket.c:1342)
[ 109.194363][ C2] ? __pfx___up_read (kernel/locking/rwsem.c:1337)
[ 109.194519][ C2] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 109.194673][ C2] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 109.194840][ C2] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 109.195002][ C2] __x64_sys_sendto (net/socket.c:2211)
[ 109.195156][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40)
[ 109.195351][ C2] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 109.195508][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[  109.195705][    C2] RIP: 0033:0x7fc7a5ab3a4a
[ 109.195870][ 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
[  109.196420][    C2] RSP: 002b:00007ffe1789cc48 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  109.196655][    C2] RAX: ffffffffffffffda RBX: 000000002ed849d0 RCX: 00007fc7a5ab3a4a
[  109.196889][    C2] RDX: 000000000000002a RSI: 000000002ed84c92 RDI: 0000000000000005
[  109.197121][    C2] RBP: 000000002ed84c92 R08: 00007ffe1789cc50 R09: 0000000000000014
[  109.197439][    C2] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  109.197755][    C2] R13: 000000000000002a R14: 00007ffe1789cc50 R15: 0000000000000000
| [  111.184034][    C2] preempt_count: 101, expected: 0
| [  111.184199][    C2] RCU nest depth: 4, expected: 0
| [  111.184378][    C2] INFO: lockdep is turned off.
| [  111.184876][    C2] Tainted: [W]=WARN
[  111.184999][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  111.185204][    C2] Call Trace:
[  111.185336][    C2]  <IRQ>
[ 111.185419][ C2] dump_stack_lvl (lib/dump_stack.c:123)
[ 111.185598][ C2] __might_resched (kernel/sched/core.c:8759)
[ 111.185758][ C2] ? kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:321 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 111.185966][ 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)
[ 111.186156][ C2] ? __fib_validate_source (net/ipv4/fib_frontend.c:379 (discriminator 1))
[ 111.186314][ C2] ? __alloc_skb (net/core/skbuff.c:730)
[ 111.186483][ C2] __alloc_skb (net/core/skbuff.c:730)
[ 111.186642][ C2] ? __pfx___alloc_skb (net/core/skbuff.c:713)
[ 111.186798][ C2] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 111.186959][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 111.187126][ C2] skb_copy (net/core/skbuff.c:2221)
[ 111.187246][ C2] gro_cells_receive (net/core/gro_cells.c:31)
[ 111.187409][ C2] ip_tunnel_rcv (net/ipv4/ip_tunnel.c:448)
[ 111.187575][ C2] ? fib_validate_source (net/ipv4/fib_frontend.c:458)
[ 111.187750][ C2] ? __pfx_ip_tunnel_rcv (net/ipv4/ip_tunnel.c:379)
[ 111.187917][ C2] ? __iptunnel_pull_header (./include/linux/skbuff.h:1679 ./include/linux/skbuff.h:5079 ./include/net/ip_tunnels.h:615 net/ipv4/ip_tunnel_core.c:121)
[ 111.188091][ C2] __ipgre_rcv (net/ipv4/ip_gre.c:402) ip_gre
[ 111.188253][ C2] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 111.188410][ C2] gre_rcv (net/ipv4/ip_gre.c:424 net/ipv4/ip_gre.c:459) ip_gre
[ 111.188571][ C2] ? __pfx_gre_rcv (net/ipv4/ip_gre.c:435) ip_gre
[ 111.188728][ C2] ? trace_lock_acquire (./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:570 ./include/linux/cpumask.h:1117 ./include/trace/events/lock.h:24)
[ 111.188884][ C2] ? tc_run (net/core/dev.c:4044)
[ 111.189002][ C2] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 111.189157][ C2] ? gre_rcv (./include/linux/rcupdate.h:337 ./include/linux/rcupdate.h:849 net/ipv4/gre_demux.c:159) gre
[ 111.189313][ C2] gre_rcv (net/ipv4/gre_demux.c:163) gre
[ 111.189467][ C2] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:205 (discriminator 5))
[ 111.189631][ C2] ip_local_deliver_finish (./include/linux/rcupdate.h:878 net/ipv4/ip_input.c:234)
[ 111.189788][ C2] ip_local_deliver (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:254)
[ 111.189953][ C2] ? __pfx_ip_local_deliver (net/ipv4/ip_input.c:243)
[ 111.190107][ C2] ? sock_def_write_space (net/core/sock.c:3502)
[ 111.190267][ C2] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349)
[ 111.190424][ C2] ? ip_rcv_finish_core (./include/linux/skbuff.h:1152 ./include/net/route.h:88 net/ipv4/ip_input.c:390)
[ 111.190581][ C2] ? vrf_l3_rcv (drivers/net/vrf.c:1182 drivers/net/vrf.c:1416 drivers/net/vrf.c:1428) vrf
[ 111.190739][ 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)
[ 111.190857][ C2] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 111.191023][ C2] ? enqueue_dl_entity (kernel/sched/deadline.c:2056 (discriminator 1))
[ 111.191179][ 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)
[ 111.191338][ C2] ? place_entity (kernel/sched/fair.c:5280)
[ 111.191495][ C2] ? __pfx___resched_curr (kernel/sched/core.c:1079)
[ 111.191663][ C2] ? __pfx_ip_rcv (net/ipv4/ip_input.c:560)
[ 111.191820][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 111.191980][ C2] __netif_receive_skb_one_core (net/core/dev.c:5727 (discriminator 4))
[ 111.192175][ C2] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5720)
[ 111.192378][ C2] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 111.192533][ C2] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 111.192692][ C2] process_backlog (./include/linux/rcupdate.h:878 net/core/dev.c:6173)
[ 111.192853][ C2] __napi_poll.constprop.0 (net/core/dev.c:6925)
[ 111.193011][ C2] net_rx_action (net/core/dev.c:6989 net/core/dev.c:7111)
[ 111.193168][ C2] ? __pfx_net_rx_action (net/core/dev.c:7073)
[ 111.193331][ C2] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2491)
[ 111.193497][ C2] ? swake_up_one (./include/linux/list.h:373 kernel/sched/swait.c:25 kernel/sched/swait.c:52)
[ 111.193656][ C2] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 111.193816][ C2] handle_softirqs (kernel/softirq.c:561)
[ 111.193974][ C2] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 111.194133][ C2] do_softirq (kernel/softirq.c:462 kernel/softirq.c:449)
[  111.194251][    C2]  </IRQ>
[  111.194332][    C2]  <TASK>
[ 111.194410][ C2] __local_bh_enable_ip (kernel/softirq.c:389)
[ 111.194574][ C2] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 111.194730][ C2] __dev_queue_xmit (net/core/dev.c:4511)
[ 111.194888][ C2] ? __pfx___dev_queue_xmit (net/core/dev.c:4392)
[ 111.195042][ C2] ? packet_parse_headers (./include/linux/skbuff.h:3107 net/packet/af_packet.c:1992)
[ 111.195201][ C2] ? __pfx_sock_alloc_send_pskb (net/core/sock.c:2870)
[ 111.195357][ C2] ? __pfx_packet_parse_headers (net/packet/af_packet.c:1977)
[ 111.195512][ C2] ? skb_copy_datagram_from_iter (net/core/datagram.c:564)
[ 111.195726][ C2] ? dev_get_by_index (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/dev.c:922)
[ 111.195889][ C2] packet_snd (net/packet/af_packet.c:3132)
[ 111.196056][ C2] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 111.196211][ C2] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 111.196369][ C2] ? __pfx_packet_snd (net/packet/af_packet.c:2995)
[ 111.196524][ C2] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 111.196687][ C2] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 111.196846][ C2] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 111.197000][ C2] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 111.197154][ C2] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 111.197311][ C2] __sys_sendto (net/socket.c:711 net/socket.c:726 net/socket.c:2208)
[ 111.197469][ C2] ? __pfx___sys_sendto (net/socket.c:2175)
[ 111.197626][ C2] ? sock_ioctl (net/socket.c:1342)
[ 111.197780][ C2] ? __pfx___up_read (kernel/locking/rwsem.c:1337)
[ 111.197938][ C2] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 111.198100][ C2] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 111.198256][ C2] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 111.198411][ C2] __x64_sys_sendto (net/socket.c:2211)
[ 111.198587][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40)
[ 111.198782][ C2] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 111.198942][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[  111.199139][    C2] RIP: 0033:0x7f22d4897a4a
[ 111.199308][ 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
[  111.199871][    C2] RSP: 002b:00007ffeceb3b6d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  111.200105][    C2] RAX: ffffffffffffffda RBX: 00000000344519d0 RCX: 00007f22d4897a4a
[  111.200340][    C2] RDX: 000000000000002a RSI: 0000000034451c92 RDI: 0000000000000005
[  111.200579][    C2] RBP: 0000000034451c92 R08: 00007ffeceb3b6e0 R09: 0000000000000014
[  111.200822][    C2] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  111.201056][    C2] R13: 000000000000002a R14: 00007ffeceb3b6e0 R15: 0000000000000000
| [  113.547094][    C0] preempt_count: 101, expected: 0
| [  113.547255][    C0] RCU nest depth: 3, expected: 0
| [  113.547431][    C0] INFO: lockdep is turned off.
| [  113.547915][    C0] Tainted: [W]=WARN
[  113.548031][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  113.548221][    C0] Call Trace:
[  113.548338][    C0]  <IRQ>
[ 113.548426][ C0] dump_stack_lvl (lib/dump_stack.c:123)
[ 113.548592][ C0] __might_resched (kernel/sched/core.c:8759)
[ 113.548758][ C0] ? kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:321 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 113.548959][ 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)
[ 113.549156][ C0] ? __pfx_ip6_pol_route (net/ipv6/route.c:2216)
[ 113.549317][ C0] ? __alloc_skb (net/core/skbuff.c:730)
[ 113.549478][ C0] __alloc_skb (net/core/skbuff.c:730)
[ 113.549633][ C0] ? __pfx___alloc_skb (net/core/skbuff.c:713)
[ 113.549788][ C0] ? __pfx_gre_flags_to_tnl_flags (./include/net/gre.h:66) gre
[ 113.549979][ C0] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 113.550137][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 113.550292][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 113.550446][ C0] skb_copy (net/core/skbuff.c:2221)
[ 113.550566][ C0] gro_cells_receive (net/core/gro_cells.c:31)
[ 113.550766][ C0] __ip6_tnl_rcv (net/ipv6/ip6_tunnel.c:881) ip6_tunnel
[ 113.550981][ C0] ? __pfx_ip6ip6_dscp_ecn_decapsulate (net/ipv6/ip6_tunnel.c:725) ip6_tunnel
[ 113.551228][ C0] gre_rcv (net/ipv6/ip6_gre.c:512 net/ipv6/ip6_gre.c:619) ip6_gre
[ 113.551409][ C0] ? ipv6_raw_deliver (net/ipv6/raw.c:142)
[ 113.551583][ C0] ? __pfx_gre_rcv (net/ipv6/ip6_gre.c:600) ip6_gre
[ 113.551757][ C0] ? ipv6_destopt_rcv (net/ipv6/exthdrs.c:325)
[ 113.551925][ C0] ? __pfx_nf_ingress (net/core/dev.c:5491)
[ 113.552097][ C0] ? tc_run (net/core/dev.c:4044)
[ 113.552226][ C0] ip6_protocol_deliver_rcu (net/ipv6/ip6_input.c:436 (discriminator 5))
[ 113.552400][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 113.552574][ C0] ip6_input_finish (./include/linux/rcupdate.h:878 net/ipv6/ip6_input.c:482)
[ 113.552741][ C0] ip6_input (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv6/ip6_input.c:490)
[ 113.552866][ C0] ? __pfx_ip6_input (net/ipv6/ip6_input.c:489)
[ 113.553032][ C0] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 113.553198][ C0] ? ip6_rcv_core (./include/net/sock.h:2778 net/ipv6/ip6_input.c:289)
[ 113.553414][ C0] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 113.553580][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 113.553747][ C0] ipv6_rcv (./include/net/dst.h:469 net/ipv6/ip6_input.c:79 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv6/ip6_input.c:309)
[ 113.553886][ C0] ? __pfx_ipv6_rcv (net/ipv6/ip6_input.c:303)
[ 113.554056][ C0] ? enqueue_dl_entity (kernel/sched/deadline.c:2056 (discriminator 1))
[ 113.554227][ 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)
[ 113.554396][ C0] ? place_entity (kernel/sched/fair.c:5280)
[ 113.554578][ C0] ? __pfx___resched_curr (kernel/sched/core.c:1079)
[ 113.554752][ C0] ? __pfx_ipv6_rcv (net/ipv6/ip6_input.c:303)
[ 113.554925][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 113.555097][ C0] __netif_receive_skb_one_core (net/core/dev.c:5720)
[ 113.555310][ C0] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5720)
[ 113.555515][ C0] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 113.555686][ C0] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 113.555852][ C0] process_backlog (./include/linux/rcupdate.h:878 net/core/dev.c:6173)
[ 113.556028][ C0] __napi_poll.constprop.0 (net/core/dev.c:6925)
[ 113.556197][ C0] net_rx_action (net/core/dev.c:6989 net/core/dev.c:7111)
[ 113.556376][ C0] ? __pfx_net_rx_action (net/core/dev.c:7073)
[ 113.556548][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2491)
[ 113.556733][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40)
[ 113.556952][ C0] handle_softirqs (kernel/softirq.c:561)
[ 113.557131][ C0] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 113.557296][ C0] do_softirq (kernel/softirq.c:462 kernel/softirq.c:449)
[  113.557428][    C0]  </IRQ>
[  113.557516][    C0]  <TASK>
[ 113.557601][ C0] __local_bh_enable_ip (kernel/softirq.c:389)
[ 113.557770][ C0] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 113.557932][ C0] __dev_queue_xmit (net/core/dev.c:4511)
[ 113.558101][ C0] ? __pfx___dev_queue_xmit (net/core/dev.c:4392)
[ 113.558263][ C0] ? packet_parse_headers (./include/linux/skbuff.h:3107 net/packet/af_packet.c:1992)
[ 113.558440][ C0] ? __pfx_sock_alloc_send_pskb (net/core/sock.c:2870)
[ 113.558612][ C0] ? __pfx_packet_parse_headers (net/packet/af_packet.c:1977)
[ 113.558777][ C0] ? skb_copy_datagram_from_iter (net/core/datagram.c:564)
[ 113.558998][ C0] ? dev_get_by_index (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/dev.c:922)
[ 113.559173][ C0] packet_snd (net/packet/af_packet.c:3132)
[ 113.559340][ C0] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 113.559504][ C0] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 113.559671][ C0] ? __pfx_packet_snd (net/packet/af_packet.c:2995)
[ 113.559844][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 113.560009][ C0] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 113.560184][ C0] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 113.560354][ C0] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 113.560525][ C0] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 113.560689][ C0] __sys_sendto (net/socket.c:711 net/socket.c:726 net/socket.c:2208)
[ 113.560855][ C0] ? __pfx___sys_sendto (net/socket.c:2175)
[ 113.561024][ C0] ? sock_ioctl (net/socket.c:1342)
[ 113.561194][ C0] ? __pfx___up_read (kernel/locking/rwsem.c:1337)
[ 113.561362][ C0] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 113.561531][ C0] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 113.561699][ C0] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 113.561862][ C0] __x64_sys_sendto (net/socket.c:2211)
[ 113.562027][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40)
[ 113.562229][ C0] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 113.562402][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[  113.562613][    C0] RIP: 0033:0x7f5ccd4dea4a
[ 113.562795][ 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
[  113.563398][    C0] RSP: 002b:00007ffc2de90168 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  113.563656][    C0] RAX: ffffffffffffffda RBX: 000000002d5479d0 RCX: 00007f5ccd4dea4a
[  113.563916][    C0] RDX: 000000000000002a RSI: 000000002d547c92 RDI: 0000000000000005
[  113.564161][    C0] RBP: 000000002d547c92 R08: 00007ffc2de90170 R09: 0000000000000014
[  113.564409][    C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[  113.564658][    C0] R13: 000000000000002a R14: 00007ffc2de90170 R15: 0000000000000000
| [  115.594709][    C3] preempt_count: 101, expected: 0
| [  115.594976][    C3] RCU nest depth: 3, expected: 0
| [  115.595236][    C3] INFO: lockdep is turned off.
| [  115.596051][    C3] Tainted: [W]=WARN
[  115.596257][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.596584][    C3] Call Trace:
[  115.596785][    C3]  <IRQ>
[ 115.596920][ C3] dump_stack_lvl (lib/dump_stack.c:123)
[ 115.597200][ C3] __might_resched (kernel/sched/core.c:8759)
[ 115.597477][ C3] ? kmem_cache_alloc_node_noprof (./include/linux/sched/mm.h:321 mm/slub.c:4070 mm/slub.c:4148 mm/slub.c:4220)
[ 115.597810][ 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)
[ 115.598149][ C3] ? __pfx_ip6_pol_route (net/ipv6/route.c:2216)
[ 115.598419][ C3] ? __alloc_skb (net/core/skbuff.c:730)
[ 115.598698][ C3] __alloc_skb (net/core/skbuff.c:730)
[ 115.598956][ C3] ? __pfx___alloc_skb (net/core/skbuff.c:713)
[ 115.599154][ C3] ? __pfx_gre_flags_to_tnl_flags (./include/net/gre.h:66) gre
[ 115.599361][ C3] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 115.599533][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 115.599698][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 115.599865][ C3] skb_copy (net/core/skbuff.c:2221)
[ 115.599992][ C3] gro_cells_receive (net/core/gro_cells.c:31)
[ 115.600175][ C3] __ip6_tnl_rcv (net/ipv6/ip6_tunnel.c:881) ip6_tunnel
[ 115.600395][ C3] ? __pfx_ip6ip6_dscp_ecn_decapsulate (net/ipv6/ip6_tunnel.c:725) ip6_tunnel
[ 115.600647][ C3] gre_rcv (net/ipv6/ip6_gre.c:512 net/ipv6/ip6_gre.c:619) ip6_gre
[ 115.600819][ C3] ? ipv6_raw_deliver (net/ipv6/raw.c:142)
[ 115.600991][ C3] ? __pfx_gre_rcv (net/ipv6/ip6_gre.c:600) ip6_gre
[ 115.601170][ C3] ? ipv6_destopt_rcv (net/ipv6/exthdrs.c:325)
[ 115.601338][ C3] ? __pfx_nf_ingress (net/core/dev.c:5491)
[ 115.601508][ C3] ? tc_run (net/core/dev.c:4044)
[ 115.601643][ C3] ip6_protocol_deliver_rcu (net/ipv6/ip6_input.c:436 (discriminator 5))
[ 115.601818][ C3] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 115.601986][ C3] ip6_input_finish (./include/linux/rcupdate.h:878 net/ipv6/ip6_input.c:482)
[ 115.602162][ C3] ip6_input (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv6/ip6_input.c:490)
[ 115.602288][ C3] ? __pfx_ip6_input (net/ipv6/ip6_input.c:489)
[ 115.602456][ C3] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 115.602623][ C3] ? ip6_rcv_core (./include/net/sock.h:2778 net/ipv6/ip6_input.c:289)
[ 115.602788][ C3] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 115.602963][ C3] ipv6_rcv (./include/net/dst.h:469 net/ipv6/ip6_input.c:79 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv6/ip6_input.c:309)
[ 115.603091][ C3] ? __pfx_ipv6_rcv (net/ipv6/ip6_input.c:303)
[ 115.603345][ C3] ? enqueue_dl_entity (kernel/sched/deadline.c:2056 (discriminator 1))
[ 115.603608][ 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)
[ 115.603833][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 115.604095][ C3] ? __pfx_ipv6_rcv (net/ipv6/ip6_input.c:303)
[ 115.604350][ C3] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 115.604606][ C3] __netif_receive_skb_one_core (net/core/dev.c:5720)
[ 115.604926][ C3] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5720)
[ 115.605238][ C3] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 115.605494][ C3] ? process_backlog (./include/linux/local_lock_internal.h:38 net/core/dev.c:6170)
[ 115.605741][ C3] process_backlog (./include/linux/rcupdate.h:878 net/core/dev.c:6173)
[ 115.605995][ C3] ? __pfx_debug_object_activate (lib/debugobjects.c:805)
[ 115.606325][ C3] __napi_poll.constprop.0 (net/core/dev.c:6925)
[ 115.606593][ C3] net_rx_action (net/core/dev.c:6989 net/core/dev.c:7111)
[ 115.606874][ C3] ? __pfx_net_rx_action (net/core/dev.c:7073)
[ 115.607134][ 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)
[ 115.607467][ C3] ? rcu_report_qs_rnp (kernel/rcu/tree.c:2317 (discriminator 9))
[ 115.607730][ C3] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 115.607989][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40)
[ 115.608316][ C3] handle_softirqs (kernel/softirq.c:561)
[ 115.608591][ C3] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 115.608853][ C3] do_softirq (kernel/softirq.c:462 kernel/softirq.c:449)
[  115.609053][    C3]  </IRQ>
[  115.609187][    C3]  <TASK>
[ 115.609321][ C3] __local_bh_enable_ip (kernel/softirq.c:389)
[ 115.609584][ C3] ? __dev_queue_xmit (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:917 net/core/dev.c:4510)
[ 115.609846][ C3] __dev_queue_xmit (net/core/dev.c:4511)
[ 115.610109][ C3] ? __pfx___dev_queue_xmit (net/core/dev.c:4392)
[ 115.610379][ C3] ? packet_parse_headers (./include/linux/skbuff.h:3107 net/packet/af_packet.c:1992)
[ 115.610640][ C3] ? __pfx_sock_alloc_send_pskb (net/core/sock.c:2870)
[ 115.610902][ C3] ? __pfx_packet_parse_headers (net/packet/af_packet.c:1977)
[ 115.611159][ C3] ? skb_copy_datagram_from_iter (net/core/datagram.c:564)
[ 115.611487][ C3] ? dev_get_by_index (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/dev.c:922)
[ 115.611740][ C3] packet_snd (net/packet/af_packet.c:3132)
[ 115.611990][ C3] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 115.612263][ C3] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 115.612528][ C3] ? __pfx_packet_snd (net/packet/af_packet.c:2995)
[ 115.612790][ C3] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 37))
[ 115.613056][ C3] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 115.613326][ C3] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 115.613553][ C3] ? __might_fault (mm/memory.c:6751 mm/memory.c:6744)
[ 115.613777][ C3] ? lock_release (kernel/locking/lockdep.c:116 kernel/locking/lockdep.c:5862)
[ 115.613946][ C3] __sys_sendto (net/socket.c:711 net/socket.c:726 net/socket.c:2208)
[ 115.614131][ C3] ? __pfx___sys_sendto (net/socket.c:2175)
[ 115.614303][ C3] ? sock_ioctl (net/socket.c:1342)
[ 115.614472][ C3] ? __pfx___up_read (kernel/locking/rwsem.c:1337)
[ 115.614644][ C3] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 37))
[ 115.614811][ C3] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 115.614980][ C3] ? do_user_addr_fault (./include/linux/mmap_lock.h:172 arch/x86/mm/fault.c:1417)
[ 115.615180][ C3] __x64_sys_sendto (net/socket.c:2211)
[ 115.615441][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40)
[ 115.615718][ C3] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 115.615889][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[  115.616114][    C3] RIP: 0033:0x7f3f276fba4a
[ 115.616293][ 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
[  115.616888][    C3] RSP: 002b:00007ffe091d63e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  115.617209][    C3] RAX: ffffffffffffffda RBX: 00000000169c49d0 RCX: 00007f3f276fba4a
[  115.617573][    C3] RDX: 000000000000002a RSI: 00000000169c4c92 RDI: 0000000000000005
[  115.617940][    C3] RBP: 00000000169c4c92 R08: 00007ffe091d63f0 R09: 0000000000000014
[  115.618312][    C3] 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