[Bug 1254996] [NEW] ubiquity crashed with SIGSEGV in GtkNode::MatchStringProperty()

Tue Nov 26 08:00:03 UTC 2013

Public bug reported:

Crashed during autopilot test with latest image [1]

TEST CASE:
1. Download Trusty Ubuntu Desktop iso
2. bzr branch lp:ubiquity ubiquity.trunk
3. cd ubiquity.trunk/autopilot/ubiquity-autopilot-runner
4. ./run-ubiquity-test --sdl -T ./test_mp.cfg ~/iso/ubuntu/trusty-desktop-amd64.iso
5. Wait until it crashes

[1] https://jenkins.qa.ubuntu.com/job/ubiquity_ap-ubuntu_devel_daily-
test_english_default/ARCH=i386,label=rabisu/

ProblemType: Crash
DistroRelease: Ubuntu 14.04
Package: ubiquity 2.17.0
ProcVersionSignature: Ubuntu 3.12.0-4.10-generic 3.12.1
Uname: Linux 3.12.0-4-generic x86_64
ApportVersion: 2.12.7-0ubuntu1
Architecture: amd64
CasperVersion: 1.336ubuntu1
Date: Tue Nov 26 08:43:53 2013
ExecutablePath: /usr/lib/ubiquity/bin/ubiquity
ExecutableTimestamp: 1383058884
InstallCmdLine: boot=casper DEBCONF_DEBUG=developer -- debconf/priority=critical locale=en_US console-setup/ask_detect=false console-setup/layoutcode=us noprompt console=ttyS0,115200
InterpreterPath: /usr/bin/python3.3
LiveMediaBuild: Ubuntu 14.04 LTS "Trusty Tahr" - Alpha amd64 (20131125)
ProcCmdline: /usr/bin/python3 /usr/lib/ubiquity/bin/ubiquity --autopilot
ProcCwd: /home/ubuntu/ubiquity-autopilot/autopilot
ProcEnviron:
 LANGUAGE=en_US
 TERM=unknown
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x7f2337181d10 <_ZNK7GtkNode19MatchStringPropertyERKSsS1_+208>:	mov    (%rbx),%r12
 PC (0x7f2337181d10) ok
 source "(%rbx)" (0x00000000) not located in a known VMA region (needed readable region)!
 destination "%r12" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: ubiquity
StacktraceTop:
 GtkNode::MatchStringProperty(std::string const&, std::string const&) const () from /usr/lib/x86_64-linux-gnu/gtk-3.0/modules/libautopilot.so
 xpathselect::XPathQueryPart::Matches(std::shared_ptr<xpathselect::Node const> const&) const () from /usr/lib/x86_64-linux-gnu/libxpathselect.so.1.4
 SelectNodes () from /usr/lib/x86_64-linux-gnu/libxpathselect.so.1.4
 GetNodesThatMatchQuery(std::string const&) () from /usr/lib/x86_64-linux-gnu/gtk-3.0/modules/libautopilot.so
 Introspect(std::string const&) () from /usr/lib/x86_64-linux-gnu/gtk-3.0/modules/libautopilot.so
Title: ubiquity crashed with SIGSEGV in GtkNode::MatchStringProperty()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

** Affects: autopilot (Ubuntu)
     Importance: Critical
         Status: Confirmed

** Tags: amd64 apport-crash need-amd64-retrace need-duplicate-check trusty ubiquity-2.17.0

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https://bugs.launchpad.net/bugs/1254996

Title:
  ubiquity crashed with SIGSEGV in GtkNode::MatchStringProperty()

Status in “autopilot” package in Ubuntu:
  Confirmed

Bug description:
  Crashed during autopilot test with latest image [1]

  TEST CASE:
  1. Download Trusty Ubuntu Desktop iso
  2. bzr branch lp:ubiquity ubiquity.trunk
  3. cd ubiquity.trunk/autopilot/ubiquity-autopilot-runner
  4. ./run-ubiquity-test --sdl -T ./test_mp.cfg ~/iso/ubuntu/trusty-desktop-amd64.iso
  5. Wait until it crashes

  [1] https://jenkins.qa.ubuntu.com/job/ubiquity_ap-ubuntu_devel_daily-
  test_english_default/ARCH=i386,label=rabisu/

  ProblemType: Crash
  DistroRelease: Ubuntu 14.04
  Package: ubiquity 2.17.0
  ProcVersionSignature: Ubuntu 3.12.0-4.10-generic 3.12.1
  Uname: Linux 3.12.0-4-generic x86_64
  ApportVersion: 2.12.7-0ubuntu1
  Architecture: amd64
  CasperVersion: 1.336ubuntu1
  Date: Tue Nov 26 08:43:53 2013
  ExecutablePath: /usr/lib/ubiquity/bin/ubiquity
  ExecutableTimestamp: 1383058884
  InstallCmdLine: boot=casper DEBCONF_DEBUG=developer -- debconf/priority=critical locale=en_US console-setup/ask_detect=false console-setup/layoutcode=us noprompt console=ttyS0,115200
  InterpreterPath: /usr/bin/python3.3
  LiveMediaBuild: Ubuntu 14.04 LTS "Trusty Tahr" - Alpha amd64 (20131125)
  ProcCmdline: /usr/bin/python3 /usr/lib/ubiquity/bin/ubiquity --autopilot
  ProcCwd: /home/ubuntu/ubiquity-autopilot/autopilot
  ProcEnviron:
   LANGUAGE=en_US
   TERM=unknown
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SegvAnalysis:
   Segfault happened at: 0x7f2337181d10 <_ZNK7GtkNode19MatchStringPropertyERKSsS1_+208>:	mov    (%rbx),%r12
   PC (0x7f2337181d10) ok
   source "(%rbx)" (0x00000000) not located in a known VMA region (needed readable region)!
   destination "%r12" ok
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: ubiquity
  StacktraceTop:
   GtkNode::MatchStringProperty(std::string const&, std::string const&) const () from /usr/lib/x86_64-linux-gnu/gtk-3.0/modules/libautopilot.so
   xpathselect::XPathQueryPart::Matches(std::shared_ptr<xpathselect::Node const> const&) const () from /usr/lib/x86_64-linux-gnu/libxpathselect.so.1.4
   SelectNodes () from /usr/lib/x86_64-linux-gnu/libxpathselect.so.1.4
   GetNodesThatMatchQuery(std::string const&) () from /usr/lib/x86_64-linux-gnu/gtk-3.0/modules/libautopilot.so
   Introspect(std::string const&) () from /usr/lib/x86_64-linux-gnu/gtk-3.0/modules/libautopilot.so
  Title: ubiquity crashed with SIGSEGV in GtkNode::MatchStringProperty()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:

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