======================================
| [ 35.163236][ T345] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) 
| [   35.163534][  T345]
| [   35.163616][  T345]
| [   35.163616][  T345] stack backtrace:
[   35.164061][  T345] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   35.164422][  T345] Call Trace:
[   35.164543][  T345]  <TASK>
[ 35.164625][ T345] dump_stack_lvl (lib/dump_stack.c:117) 
[ 35.164792][ T345] print_bad_irq_dependency (kernel/locking/lockdep.c:2626) 
[ 35.164955][ T345] ? 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) 
[ 35.165120][ T345] ? __pfx_print_bad_irq_dependency (kernel/locking/lockdep.c:2569) 
[ 35.165324][ T345] ? __pfx_usage_skip (kernel/locking/lockdep.c:2264) 
[ 35.165484][ T345] ? __bfs (kernel/locking/lockdep.c:1787) 
[ 35.165607][ T345] ? __pfx_usage_match (kernel/locking/lockdep.c:2256) 
[ 35.165770][ T345] check_irq_usage (kernel/locking/lockdep.c:2871) 
[ 35.165935][ T345] ? __pfx_check_irq_usage (kernel/locking/lockdep.c:2790) 
[ 35.166097][ T345] ? __bfs (kernel/locking/lockdep.c:1787) 
[ 35.166219][ T345] ? __pfx_hlock_conflict (kernel/locking/lockdep.c:2016) 
[ 35.166474][ T345] ? check_path.constprop.0 (kernel/locking/lockdep.c:2145) 
[ 35.166635][ T345] ? check_noncircular (kernel/locking/lockdep.c:2172) 
[ 35.166800][ T345] ? __pfx_check_noncircular (kernel/locking/lockdep.c:2163) 
[ 35.166965][ T345] ? check_prev_add (kernel/locking/lockdep.c:3138) 
[ 35.167246][ T345] check_prev_add (kernel/locking/lockdep.c:3138) 
[ 35.167409][ T345] ? validate_chain (./include/linux/hash.h:78 kernel/locking/lockdep.c:3759 kernel/locking/lockdep.c:3782 kernel/locking/lockdep.c:3837) 
[ 35.167593][ T345] validate_chain (kernel/locking/lockdep.c:3254 kernel/locking/lockdep.c:3869) 
[ 35.167758][ T345] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) 
[ 35.167992][ T345] ? __pfx_validate_chain (kernel/locking/lockdep.c:3825) 
[ 35.168165][ T345] ? 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) 
[ 35.168341][ T345] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) 
[ 35.168464][ T345] __lock_acquire (kernel/locking/lockdep.c:5137) 
[ 35.168637][ T345] lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 35.168904][ T345] ? __get_task_comm (fs/exec.c:1234) 
[ 35.169081][ T345] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) 
[ 35.169204][ T345] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) 
[ 35.169369][ T345] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 35.169638][ T345] ? __get_task_comm (fs/exec.c:1234) 
[ 35.169815][ T345] ? lock_acquire (kernel/locking/lockdep.c:5727) 
[ 35.169979][ T345] ? __get_task_comm (fs/exec.c:1234) 
[ 35.170140][ T345] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) 
[ 35.170318][ T345] ? __get_task_comm (fs/exec.c:1234) 
[ 35.170591][ T345] __get_task_comm (fs/exec.c:1234) 
[ 35.170753][ T345] ref_tracker_alloc (lib/ref_tracker.c:217) 
[ 35.170916][ T345] ? __pfx_ref_tracker_alloc (lib/ref_tracker.c:193) 
[ 35.171077][ T345] ? __lock_release (kernel/locking/lockdep.c:5430) 
[ 35.171326][ T345] ? rt6_uncached_list_flush_dev (./include/linux/netdevice.h:4036 ./include/linux/netdevice.h:4114 net/ipv6/route.c:185) 
[ 35.171525][ T345] ? rt6_disable_ip (net/ipv6/route.c:4910) 
[ 35.171690][ T345] ? addrconf_ifdown.isra.0 (./include/net/addrconf.h:324 net/ipv6/addrconf.c:3856) 
[ 35.171850][ T345] ? addrconf_notify (net/ipv6/addrconf.c:3811) 
[ 35.172109][ T345] ? notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) 
[ 35.172268][ T345] ? __netdev_upper_dev_link (./include/linux/notifier.h:207 net/core/dev.c:7869) 
[ 35.172429][ T345] ? netdev_master_upper_dev_link (net/core/dev.c:7937) 
[ 35.172628][ T345] ? vrf_add_slave (drivers/net/vrf.c:1118 drivers/net/vrf.c:1142) vrf
[ 35.172977][ T345] ? rtnl_newlink_create (net/core/rtnetlink.c:3512) 
[ 35.173135][ T345] ? __rtnl_newlink (net/core/rtnetlink.c:3714) 
[ 35.173309][ T345] ? rtnl_newlink (net/core/rtnetlink.c:3728) 
[ 35.173469][ T345] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6594) 
[ 35.173726][ T345] ? netlink_rcv_skb (net/netlink/af_netlink.c:2559) 
[ 35.173885][ T345] ? netlink_unicast (net/netlink/af_netlink.c:1335 net/netlink/af_netlink.c:1361) 
[ 35.174045][ T345] ? netlink_sendmsg (net/netlink/af_netlink.c:1905) 
[ 35.174204][ T345] ? ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2584) 
[ 35.174452][ T345] ? in6_dev_get (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 ./include/net/addrconf.h:373) 
[ 35.174613][ T345] rt6_uncached_list_flush_dev (./include/linux/netdevice.h:4036 ./include/linux/netdevice.h:4114 net/ipv6/route.c:185) 
[ 35.174814][ T345] rt6_disable_ip (net/ipv6/route.c:4910) 
[ 35.174974][ T345] ? __pfx_rt6_disable_ip (net/ipv6/route.c:4907) 
[ 35.175232][ T345] ? 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) 
[ 35.175395][ T345] addrconf_ifdown.isra.0 (./include/net/addrconf.h:324 net/ipv6/addrconf.c:3856) 
[ 35.175557][ T345] ? __try_to_del_timer_sync (kernel/time/timer.c:1500) 
[ 35.175719][ T345] ? __pfx_addrconf_ifdown.isra.0 (net/ipv6/addrconf.c:3841) 
[ 35.176009][ T345] addrconf_notify (net/ipv6/addrconf.c:3811) 
[ 35.176170][ T345] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) 
[ 35.176335][ T345] __netdev_upper_dev_link (./include/linux/notifier.h:207 net/core/dev.c:7869) 
[ 35.176495][ T345] ? __pfx___netdev_upper_dev_link (net/core/dev.c:7821) 
[ 35.176787][ T345] ? __dev_notify_flags (net/core/dev.c:8800) 
[ 35.176948][ T345] ? __pfx___dev_notify_flags (net/core/dev.c:8787) 
[ 35.177106][ T345] ? __dev_change_flags (net/core/dev.c:8756) 
[ 35.177268][ T345] netdev_master_upper_dev_link (net/core/dev.c:7937) 
[ 35.177430][ T345] ? __pfx_netdev_master_upper_dev_link (net/core/dev.c:7931) 
[ 35.177738][ T345] ? __pfx_macvlan_common_newlink (drivers/net/macvlan.c:1444) macvlan
[ 35.177942][ T345] ? mutex_is_locked (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-long.h:38 ./include/linux/atomic/atomic-instrumented.h:3189 kernel/locking/mutex.c:81 kernel/locking/mutex.c:91) 
[ 35.178104][ T345] ? rtnl_is_locked (net/core/rtnetlink.c:164) 
[ 35.178265][ T345] ? netdev_master_upper_dev_get (net/core/dev.c:7024) 
[ 35.178466][ T345] vrf_add_slave (drivers/net/vrf.c:1118 drivers/net/vrf.c:1142) vrf
[ 35.178633][ T345] rtnl_newlink_create (net/core/rtnetlink.c:3512) 
[ 35.178794][ T345] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3445) 
[ 35.178956][ T345] __rtnl_newlink (net/core/rtnetlink.c:3714) 
[ 35.179115][ T345] ? 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) 
[ 35.179271][ T345] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3541) 
[ 35.179436][ T345] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359) 
[ 35.179641][ T345] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) 
[ 35.179803][ T345] rtnl_newlink (net/core/rtnetlink.c:3728) 
[ 35.179925][ T345] rtnetlink_rcv_msg (net/core/rtnetlink.c:6594) 
[ 35.180085][ T345] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6488) 
[ 35.180245][ T345] ? 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) 
[ 35.180495][ T345] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) 
[ 35.180618][ T345] ? __lock_acquire (kernel/locking/lockdep.c:5137) 
[ 35.180783][ T345] netlink_rcv_skb (net/netlink/af_netlink.c:2559) 
[ 35.180943][ T345] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6488) 
[ 35.181190][ T345] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2536) 
[ 35.181350][ T345] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) 
[ 35.181513][ T345] ? netlink_deliver_tap (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 35.181673][ T345] ? lock_acquire (kernel/locking/lockdep.c:5727) 
[ 35.181836][ T345] ? netlink_deliver_tap (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 35.182085][ T345] ? netlink_deliver_tap (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 35.182248][ T345] ? netlink_deliver_tap (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 net/netlink/af_netlink.c:340) 
[ 35.182409][ T345] netlink_unicast (net/netlink/af_netlink.c:1335 net/netlink/af_netlink.c:1361) 
[ 35.182570][ T345] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1346) 
[ 35.182819][ T345] ? find_held_lock (kernel/locking/lockdep.c:5244) 
[ 35.182981][ T345] netlink_sendmsg (net/netlink/af_netlink.c:1905) 
[ 35.183140][ T345] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1824) 
[ 35.183314][ T345] ? __might_fault (mm/memory.c:6216 mm/memory.c:6209) 
[ 35.183579][ T345] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) 
[ 35.183744][ T345] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2584) 
[ 35.183905][ T345] ? __pfx_____sys_sendmsg (net/socket.c:2530) 
[ 35.184068][ T345] ? __pfx_copy_msghdr_from_user (net/socket.c:2510) 
[ 35.184267][ T345] ? __lock_release (kernel/locking/lockdep.c:5430) 
[ 35.184425][ T345] ? do_fault_around (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 mm/memory.c:4855) 
[ 35.184586][ T345] ___sys_sendmsg (net/socket.c:2640) 
[ 35.184748][ T345] ? __pfx____sys_sendmsg (net/socket.c:2627) 
[ 35.184909][ T345] ? 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) 
[ 35.185073][ T345] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) 
[ 35.185193][ T345] ? __pfx_filemap_map_pages (mm/filemap.c:3565) 
[ 35.185353][ T345] ? __lock_acquire (kernel/locking/lockdep.c:5137) 
[ 35.185512][ T345] ? usage_skip (kernel/locking/lockdep.c:2295 kernel/locking/lockdep.c:2263) 
[ 35.185766][ T345] ? do_user_addr_fault (./include/linux/rcupdate.h:329 ./include/linux/rcupdate.h:781 ./include/linux/mm.h:700 arch/x86/mm/fault.c:1364) 
[ 35.185926][ T345] ? reacquire_held_locks (kernel/locking/lockdep.c:5279) 
[ 35.186087][ T345] ? do_user_addr_fault (./include/linux/rcupdate.h:329 ./include/linux/rcupdate.h:781 ./include/linux/mm.h:700 arch/x86/mm/fault.c:1364) 
[ 35.186250][ T345] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) 
[ 35.186507][ T345] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2669) 
[ 35.186691][ T345] ? __pfx___sys_sendmsg (net/socket.c:2655) 
[ 35.186852][ T345] ? __up_read (./arch/x86/include/asm/atomic64_64.h:79 ./include/linux/atomic/atomic-arch-fallback.h:2749 ./include/linux/atomic/atomic-long.h:184 ./include/linux/atomic/atomic-instrumented.h:3317 kernel/locking/rwsem.c:1347) 
[ 35.187015][ T345] ? do_user_addr_fault (./include/linux/rcupdate.h:815 ./include/linux/mm.h:702 arch/x86/mm/fault.c:1364) 
[ 35.187177][ T345] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 35.187340][ T345] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) 
[   35.187539][  T345] RIP: 0033:0x7fc18f5e07b7
[ 35.187727][ T345] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0a 00                	or     (%rax),%al
   2:	f7 d8                	neg    %eax
   4:	64 89 02             	mov    %eax,%fs:(%rdx)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   35.188430][  T345] RSP: 002b:00007ffc58d46818 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.188673][  T345] RAX: ffffffffffffffda RBX: 00007ffc58d46f40 RCX: 00007fc18f5e07b7
[   35.189025][  T345] RDX: 0000000000000000 RSI: 00007ffc58d46880 RDI: 0000000000000005
[   35.189289][  T345] RBP: 0000000000000002 R08: 0000000000000068 R09: 0000000000000001
[   35.189635][  T345] R10: 0000000000404b10 R11: 0000000000000246 R12: 00007ffc58d46f98


Finger prints:
dump_stack_lvl:print_bad_irq_dependency:check_irq_usage:check_prev_add