ModemManager crashed with SIGSEGV in interface_disabling_step()

[Dmitry Shachnev]

Crashes regularly when I am trying to connect to / disconnect from a mobile network.

ProblemType: Crash
DistroRelease: Ubuntu 14.04
Package: modemmanager 1.0.0-2ubuntu1
ProcVersionSignature: Ubuntu 3.13.0-32.57-generic 3.13.11.4
Uname: Linux 3.13.0-32-generic i686
ApportVersion: 2.14.1-0ubuntu3.3
Architecture: i386
CrashCounter: 1
Date: Fri Aug 8 15:45:20 2014
Disassembly: => 0x0: Cannot access memory at address 0x0
ExecutablePath: /usr/sbin/ModemManager
InstallationDate: Installed on 2010-03-20 (1602 days ago)
InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Beta i386 (20100318)
ProcCmdline: /usr/sbin/ModemManager
ProcEnviron:
 PATH=(custom, no user)
 TERM=linux
SegvAnalysis:
 Segfault happened at: 0x0: Cannot access memory at address 0x0
 PC (0x00000000) not located in a known VMA region (needed executable region)!
SegvReason: executing NULL VMA
Signal: 11
SourcePackage: modemmanager
StacktraceTop:
 ?? ()
 ?? ()
 ?? ()
 ?? ()
 g_simple_async_result_complete () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
Title: ModemManager crashed with SIGSEGV in g_simple_async_result_complete()
UpgradeStatus: Upgraded to trusty on 2013-09-29 (313 days ago)
UserGroups:

[Apport retracing service (apport)]

StacktraceTop:
 ?? ()
 interface_disabling_step (ctx=0x992d648) at mm-iface-modem-messaging.c:601
 mm_iface_modem_messaging_disable (self=0x9937210, callback=callback@entry=0x80a8f20 <iface_modem_messaging_disable_ready>, user_data=user_data@entry=0x995ff78) at mm-iface-modem-messaging.c:664
 disabling_step (ctx=0x995ff78) at mm-broadband-modem.c:8152
 bearer_list_disconnect_all_bearers_ready (list=0x98ffe70, res=0xb5c017a8, ctx=0x995ff78) at mm-broadband-modem.c:8055

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.