[Bug 813827] Re: usb-creator-gtk crashed with SIGSEGV in g_object_unref()

[Launchpad Bug Tracker]

[Expired for usb-creator (Ubuntu) because there has been no activity for
60 days.]

** Changed in: usb-creator (Ubuntu)
       Status: Incomplete => Expired

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https://bugs.launchpad.net/bugs/813827

Title:
  usb-creator-gtk crashed with SIGSEGV in g_object_unref()

Status in “usb-creator” package in Ubuntu:
  Expired

Bug description:
  Selecting a different path for the source ISO causes this crash.

  ProblemType: CrashDistroRelease: Ubuntu 11.10
  Package: usb-creator-gtk 0.2.30 [modified: usr/share/doc/usb-creator-gtk/changelog.gz]
  ProcVersionSignature: Ubuntu 3.0.0-5.6-generic 3.0.0-rc7
  Uname: Linux 3.0.0-5-generic x86_64
  NonfreeKernelModules: nvidia wl
  Architecture: amd64
  Date: Wed Jul 20 17:29:52 2011
  ExecutablePath: /usr/bin/usb-creator-gtk
  InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha amd64 (20110228)
  InterpreterPath: /usr/bin/python2.7
  PackageArchitecture: all
  ProcCmdline: /usr/bin/python /usr/bin/usb-creator-gtk
  ProcEnviron:
   SHELL=/bin/bash
   PATH=(custom, user)
   LANG=en_US.UTF-8
   LC_TIME=en_DK.utf8
  SegvAnalysis:
   Segfault happened at: 0x7f4feb9028da <g_object_unref+26>:	cmpq   $0x50,(%rax)
   PC (0x7f4feb9028da) ok
   source "$0x50" ok
   destination "(%rax)" (0x00000001) not located in a known VMA region (needed writable region)!
  SegvReason: writing NULL VMA
  Signal: 11SourcePackage: usb-creator
  StacktraceTop:
   g_object_unref (_object=0x2698600) at /build/buildd/glib2.0-2.29.10/./gobject/gobject.c:2680
   button_data_free (button_data=0x22c13c0) at /build/buildd/gtk+3.0-3.1.8/./gtk/gtkpathbar.c:1370
   weak_refs_notify (data=0x2661f60) at /build/buildd/glib2.0-2.29.10/./gobject/gobject.c:2244
   g_object_unref (_object=0x25c3990) at /build/buildd/glib2.0-2.29.10/./gobject/gobject.c:2709
   g_value_unset (value=0x2694978) at /build/buildd/glib2.0-2.29.10/./gobject/gvalue.c:275
  Title: usb-creator-gtk crashed with SIGSEGV in g_object_unref()
  UpgradeStatus: Upgraded to oneiric on 2011-07-12 (8 days ago)
  UserGroups: adm admin audio cdrom dialout fuse libvirtd lpadmin netdev plugdev sambashare vboxusers

  WORKAROUND: start usb-creator-gtk from the command-line, and pass the
  ISO path as a parameter:

    usb-creator-gtk --iso=/opt/VM/iso/ubuntu/oneiric-desktop-amd64.iso

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