uvm_fault(0xffffffff8384ee70, 0xffff8000014cd000, 0, 1) -> e
kernel: page fault trap, code=0
Stopped at      memcpy+0x19:    repe movsq      (%rsi),%es:(%rdi)
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
*490929  30240      0     0x14000      0x200    0  softnet0
memcpy() at memcpy+0x19
rtm_msg1(d,ffff80002a75b898) at rtm_msg1+0x306 sys/net/rtsock.c:1627
rtm_addr(d,ffff8000014ccf00) at rtm_addr+0xb9 sys/net/rtsock.c:-1
rt_ifa_del(ffff8000014ccf00,200004,ffff8000014ccf40,0) at rt_ifa_del+0x588 sys/net/route.c:1348
rt_ifa_dellocal(ffff8000014ccf00) at rt_ifa_dellocal+0x1a8 sys/net/route.c:1446
in6_purgeaddr(ffff8000014ccf00) at in6_purgeaddr+0x137 sys/netinet6/in6.c:913
nd6_expire(0) at nd6_expire+0x111 sys/netinet6/nd6.c:-1
taskq_thread(ffff80000002c000) at taskq_thread+0xe4 sys/kern/kern_task.c:446
end trace frame: 0x0, count: 7
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