======================================
| [ 295.806823][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) 
| [  295.807129][    C0]
| [  295.807254][    C0]
| [  295.807254][    C0] stack backtrace:
[  295.808234][    C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[  295.808763][    C0] Call Trace:
[  295.808954][    C0]  <IRQ>
[ 295.809094][ C0] dump_stack_lvl (lib/dump_stack.c:117) 
[ 295.809343][ C0] print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4024) 
[ 295.809644][ C0] ? __pfx_print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4024) 
[ 295.809951][ C0] ? __pfx_usage_skip (kernel/locking/lockdep.c:2264) 
[ 295.810198][ C0] ? __pfx_usage_match (kernel/locking/lockdep.c:2256) 
[ 295.810441][ C0] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 295.810685][ C0] mark_lock_irq (kernel/locking/lockdep.c:4244) 
[ 295.811095][ C0] ? __pfx_mark_lock_irq (kernel/locking/lockdep.c:4207) 
[ 295.811353][ C0] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 295.811604][ C0] ? save_trace (kernel/locking/lockdep.c:586) 
[ 295.811852][ C0] mark_lock (kernel/locking/lockdep.c:4678) 
[ 295.812041][ C0] mark_usage (kernel/locking/lockdep.c:4567) 
[ 295.812390][ C0] __lock_acquire (kernel/locking/lockdep.c:5091) 
[ 295.812638][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 295.812883][ C0] ? inet6_fill_ifla6_attrs (./include/net/netlink.h:1256 net/ipv6/addrconf.c:5828) 
[ 295.813134][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 295.813537][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 295.813790][ C0] ? inet6_fill_ifla6_attrs (./include/net/netlink.h:1256 net/ipv6/addrconf.c:5828) 
[ 295.814048][ C0] ? lock_acquire (kernel/locking/lockdep.c:5727) 
[ 295.814294][ C0] ? inet6_fill_ifla6_attrs (./include/net/netlink.h:1256 net/ipv6/addrconf.c:5828) 
[ 295.814703][ C0] _raw_read_lock_bh (./include/linux/rwlock_api_smp.h:177 kernel/locking/spinlock.c:252) 
[ 295.814953][ C0] ? inet6_fill_ifla6_attrs (./include/net/netlink.h:1256 net/ipv6/addrconf.c:5828) 
[ 295.815199][ C0] inet6_fill_ifla6_attrs (./include/net/netlink.h:1256 net/ipv6/addrconf.c:5828) 
[ 295.815448][ C0] ? __pfx_inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5791) 
[ 295.815764][ C0] ? nla_put (lib/nlattr.c:1100) 
[ 295.815955][ C0] inet6_fill_ifinfo (net/ipv6/addrconf.c:6079) 
[ 295.816194][ C0] ? __alloc_skb (net/core/skbuff.c:684) 
[ 295.816434][ C0] ? __pfx_inet6_fill_ifinfo (net/ipv6/addrconf.c:6045) 
[ 295.816674][ C0] ? __neigh_update (net/core/neighbour.c:1483) 
[ 295.817044][ C0] ? kasan_save_stack (mm/kasan/common.c:43) 
[ 295.817283][ C0] inet6_ifinfo_notify (net/ipv6/addrconf.c:6164) 
[ 295.817508][ C0] ndisc_router_discovery (net/ipv6/ndisc.c:1611) 
[ 295.817742][ C0] ? __pfx_ndisc_router_discovery (net/ipv6/ndisc.c:1235) 
[ 295.818200][ C0] ? __pfx_csum_partial_ext (./include/net/checksum.h:120) 
[ 295.818434][ C0] ? csum_partial (lib/checksum.c:131) 
[ 295.818672][ C0] ? __skb_checksum (net/core/skbuff.c:3408 (discriminator 4)) 
[ 295.818905][ C0] ? __pfx___lock_release (kernel/locking/lockdep.c:5406) 
[ 295.819303][ C0] icmpv6_rcv (net/ipv6/icmp.c:979) 
[ 295.819545][ C0] ip6_protocol_deliver_rcu (net/ipv6/ip6_input.c:438 (discriminator 5)) 
[ 295.819782][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 295.820022][ C0] ? ip6_input_finish (./include/linux/rcupdate.h:329 ./include/linux/rcupdate.h:781 net/ipv6/ip6_input.c:482) 
[ 295.820421][ C0] ip6_input_finish (./include/linux/rcupdate.h:810 net/ipv6/ip6_input.c:484) 
[ 295.820643][ C0] ip6_input (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv6/ip6_input.c:492) 
[ 295.820822][ C0] ? __pfx_ip6_input (net/ipv6/ip6_input.c:491) 
[ 295.821055][ C0] ? ip6_rcv_core (./include/linux/skbuff.h:3202 net/ipv6/ip6_input.c:291) 
[ 295.821291][ C0] ipv6_rcv (./include/net/dst.h:460 net/ipv6/ip6_input.c:79 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv6/ip6_input.c:310) 
[ 295.821619][ C0] ? __pfx_ipv6_rcv (net/ipv6/ip6_input.c:304) 
[ 295.821857][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 295.822091][ C0] ? process_backlog (./include/linux/rcupdate.h:329 ./include/linux/rcupdate.h:781 net/core/dev.c:6046) 
[ 295.822334][ C0] ? __pfx_ipv6_rcv (net/ipv6/ip6_input.c:304) 
[ 295.822568][ C0] __netif_receive_skb_one_core (net/core/dev.c:5597) 
[ 295.822861][ C0] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5597) 
[ 295.823154][ C0] ? process_backlog (./include/linux/rcupdate.h:329 ./include/linux/rcupdate.h:781 net/core/dev.c:6046) 
[ 295.823381][ C0] ? lock_acquire (kernel/locking/lockdep.c:5727) 
[ 295.823771][ C0] ? process_backlog (./include/linux/rcupdate.h:329 ./include/linux/rcupdate.h:781 net/core/dev.c:6046) 
[ 295.824020][ C0] process_backlog (./include/linux/rcupdate.h:810 net/core/dev.c:6048) 
[ 295.824252][ C0] ? find_held_lock (kernel/locking/lockdep.c:5244) 
[ 295.824491][ C0] __napi_poll.constprop.0 (net/core/dev.c:6701) 
[ 295.824732][ C0] net_rx_action (net/core/dev.c:6770 net/core/dev.c:6886) 
[ 295.824972][ C0] ? __pfx_net_rx_action (net/core/dev.c:6850) 
[ 295.825214][ C0] __do_softirq (kernel/softirq.c:554) 
[ 295.825453][ C0] ? __dev_queue_xmit (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:849 net/core/dev.c:4399) 
[ 295.825691][ C0] do_softirq (kernel/softirq.c:455 kernel/softirq.c:442) 
[  295.826173][    C0]  </IRQ>
[  295.826294][    C0]  <TASK>
[ 295.826418][ C0] __local_bh_enable_ip (kernel/softirq.c:382) 
[ 295.826658][ C0] ? __dev_queue_xmit (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:849 net/core/dev.c:4399) 
[ 295.826912][ C0] __dev_queue_xmit (net/core/dev.c:4400) 
[ 295.827269][ C0] ? packet_parse_headers (./include/linux/skbuff.h:3028 net/packet/af_packet.c:1944) 
[ 295.827426][ C0] ? packet_parse_headers (./include/linux/skbuff.h:3028 net/packet/af_packet.c:1944) 
[ 295.827580][ C0] ? __pfx_sock_alloc_send_pskb (net/core/sock.c:2767) 
[ 295.827738][ C0] ? __pfx___dev_queue_xmit (net/core/dev.c:4281) 
[ 295.827978][ C0] ? packet_cached_dev_get (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 net/packet/af_packet.c:295) 
[ 295.828134][ C0] packet_snd (net/packet/af_packet.c:3081) 
[ 295.828299][ C0] ? 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) 
[ 295.828454][ C0] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) 
[ 295.828586][ C0] ? __pfx_packet_snd (net/packet/af_packet.c:2944) 
[ 295.828835][ C0] __sys_sendto (net/socket.c:730 net/socket.c:745 net/socket.c:2191) 
[ 295.828994][ C0] ? __pfx___sys_sendto (net/socket.c:2161) 
[ 295.829152][ C0] ? find_held_lock (kernel/locking/lockdep.c:5244) 
[ 295.829315][ C0] ? __might_fault (mm/memory.c:6216 mm/memory.c:6209) 
[ 295.829561][ C0] ? lock_acquire (kernel/locking/lockdep.c:5727) 
[ 295.829716][ C0] ? __might_fault (mm/memory.c:6216 mm/memory.c:6209) 
[ 295.829876][ C0] ? __might_fault (mm/memory.c:6216 mm/memory.c:6209) 
[ 295.830033][ C0] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 52)) 
[ 295.830279][ C0] ? __rseq_handle_notify_resume (kernel/rseq.c:316) 
[ 295.830469][ C0] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) 
[ 295.830663][ C0] __x64_sys_sendto (net/socket.c:2199) 
[ 295.830815][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359) 
[ 295.831099][ C0] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 295.831254][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) 
[  295.831450][    C0] RIP: 0033:0x7f0165b63700
[ 295.831613][ C0] Code: ff ff 64 89 02 eb bd 0f 1f 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 1d 45 31 c9 45 31 c0 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 68 c3 0f 1f 80 00 00 00 00 41 54 48 83 ec 20
All code
========
   0:	ff                   	(bad)
   1:	ff 64 89 02          	jmp    *0x2(%rcx,%rcx,4)
   5:	eb bd                	jmp    0xffffffffffffffc4
   7:	0f 1f 00             	nopl   (%rax)
   a:	f3 0f 1e fa          	endbr64
   e:	41 89 ca             	mov    %ecx,%r10d
  11:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  18:	00 
  19:	85 c0                	test   %eax,%eax
  1b:	75 1d                	jne    0x3a
  1d:	45 31 c9             	xor    %r9d,%r9d
  20:	45 31 c0             	xor    %r8d,%r8d
  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 68                	ja     0x9a
  32:	c3                   	ret
  33:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  3a:	41 54                	push   %r12
  3c:	48 83 ec 20          	sub    $0x20,%rsp

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 68                	ja     0x70
   8:	c3                   	ret
   9:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  10:	41 54                	push   %r12
  12:	48 83 ec 20          	sub    $0x20,%rsp
[  295.832258][    C0] RSP: 002b:00007ffeb2519838 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  295.832606][    C0] RAX: ffffffffffffffda RBX: 0000000002194e50 RCX: 00007f0165b63700
[  295.832846][    C0] RDX: 0000000000000046 RSI: 0000000000417940 RDI: 0000000000000006
[  295.833080][    C0] RBP: 00007ffeb2519890 R08: 0000000000000000 R09: 0000000000000000
[  295.833316][    C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb251a378


Finger prints:
dump_stack_lvl:mark_lock_irq:mark_lock:mark_usage