[Bug 94908] Symbolic threaded stack trace

[Apport retracing service]

** Attachment added: "ThreadStacktrace.txt (retraced)"
   http://librarian.launchpad.net/6902339/%3Cfdopen%3E

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[apport] bug-buddy crashed with SIGSEGV in free() after a 
https://launchpad.net/bugs/94908