wpa_supplicant crashed with SIGSEGV in get_iface_by_dbus_path()

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automatic bug report

ProblemType: Crash
DistroRelease: Ubuntu 15.10
Package: wpasupplicant 2.4-0ubuntu2
ProcVersionSignature: Ubuntu 4.2.0-11.13-generic 4.2.1
Uname: Linux 4.2.0-11-generic i686
ApportVersion: 2.18.1-0ubuntu1
Architecture: i386
Date: Tue Sep 29 22:06:43 2015
ExecutablePath: /sbin/wpa_supplicant
InstallationDate: Installed on 2015-09-29 (0 days ago)
InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Alpha i386 (20150924)
ProcCmdline: /sbin/wpa_supplicant -u -s -O /run/wpa_supplicant
SegvAnalysis:
 Segfault happened at: 0xb73c2227 <__strcmp_sse4_2+23>: movdqu (%edx),%xmm2
 PC (0xb73c2227) ok
 source "(%edx)" (0x00000000) not located in a known VMA region (needed readable region)!
 destination "%xmm2" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: wpa
StacktraceTop:
 ?? ()
 ?? ()
 ?? () from /lib/i386-linux-gnu/libdbus-1.so.3
 dbus_connection_dispatch () from /lib/i386-linux-gnu/libdbus-1.so.3
 ?? ()
Title: wpa_supplicant crashed with SIGSEGV in dbus_connection_dispatch()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

[Apport retracing service (apport)]

StacktraceTop:
 get_iface_by_dbus_path (global=0x81d21780, path=0x81d35f74 "/fi/w1/wpa_supplicant1/Interfaces/1") at dbus/dbus_new_handlers.c:168
 wpas_dbus_handler_remove_interface (message=0x81d22500, global=0x81d21780) at dbus/dbus_new_handlers.c:749
 msg_method_handler (obj_dsc=<optimized out>, obj_dsc=<optimized out>, message=<optimized out>) at dbus/dbus_new_helpers.c:349
 message_handler (connection=0x81d22208, message=0x81d22500, user_data=0x81d22060) at dbus/dbus_new_helpers.c:405
 ?? () from /tmp/apport_sandbox_DnEr0T/lib/i386-linux-gnu/libdbus-1.so.3