[Bug 853507] Re: [SRU]pcmanfm crashed with SIGSEGV in fm_nav_history_get_cur()

Tue Jun 12 20:57:18 UTC 2012

Thanks for your work on this. The initial debdiff had a typo which cause
a FTBFS. I corrected the patch, and I'll upload the package in onieric-
proposed.

** Patch added: "SRU for oneiric v2"
   https://bugs.launchpad.net/ubuntu/+source/pcmanfm/+bug/853507/+attachment/3187109/+files/pcmanfm_0.9.9-0ubuntu1.1.debdiff

** Description changed:

  [Impact]
  The bug can only be reproduced when refreshing
  [Test Case]
  On Lubuntu 11.10, Open pcmanfm
  Click on Show -> Refresh (F5)
  Notice how pcmanfm crashes
  [Development Fix]
- https://launchpadlibrarian.net/106730195/pcmanfm_0.9.9-0ubuntu1.1.debdiff
+ https://launchpadlibrarian.net/107451095/pcmanfm_0.9.9-0ubuntu1.1.debdiff
  [Stable Fix]
  Same as Development Fix
  [Regression Potential]
  Low
  [Original Report]
  Using Lubuntu up-to-date (2011-09-18)

  Crash on clicking on Show => Refresh (F5)

  ProblemType: Crash
  DistroRelease: Ubuntu 11.10
  Package: pcmanfm 0.9.9-0ubuntu1
  ProcVersionSignature: Ubuntu 3.0.0-10.16-generic 3.0.4
  Uname: Linux 3.0.0-10-generic x86_64
  ApportVersion: 1.23-0ubuntu1
  Architecture: amd64
  Date: Sun Sep 18 23:51:52 2011
  ExecutablePath: /usr/bin/pcmanfm
  InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Beta amd64 (20110330)
  Pref_Config_System_lubuntu:
   [Preferred Applications]
   WebBrowser=firefox.desktop
   MailClient=
  ProcCmdline: pcmanfm --desktop --profile lubuntu
  ProcEnviron:
   LANGUAGE=fr_FR.UTF-8
   LANG=fr_FR.UTF-8
   LC_MESSAGES=fr_FR.UTF-8
   SHELL=/bin/bash
  SegvAnalysis:
   Segfault happened at: 0x7ffe4c4545b0 <fm_nav_history_get_cur>:	mov    0x30(%rdi),%rax
   PC (0x7ffe4c4545b0) ok
   source "0x30(%rdi)" (0x00000030) not located in a known VMA region (needed readable region)!
   destination "%rax" ok
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: pcmanfm
  StacktraceTop:
   fm_nav_history_get_cur (nh=0x0) at base/fm-nav-history.c:76
   on_folder_view_loaded (view=0x1c77020, path=<optimized out>, page=0x1cc12b0) at tab-page.c:253
   g_closure_invoke (closure=0x1cb3140, return_value=0x0, n_param_values=2, param_values=0x1cbeb60, invocation_hint=<optimized out>) at /build/buildd/glib2.0-2.29.90/./gobject/gclosure.c:774
   signal_emit_unlocked_R (node=<optimized out>, detail=0, instance=0x1c77020, emission_return=0x0, instance_and_params=0x1cbeb60) at /build/buildd/glib2.0-2.29.90/./gobject/gsignal.c:3272
   g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, var_args=0x7fff50d7f5f8) at /build/buildd/glib2.0-2.29.90/./gobject/gsignal.c:3003
  Title: pcmanfm crashed with SIGSEGV in fm_nav_history_get_cur()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm admin cdrom dialout dip fax floppy fuse lpadmin plugdev sambashare tape vboxusers video

** Changed in: pcmanfm (Ubuntu Oneiric)
       Status: In Progress => Confirmed

** Changed in: pcmanfm (Ubuntu Oneiric)
     Assignee: Vibhav Pant (vibhavp) => (unassigned)

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https://bugs.launchpad.net/bugs/853507

Title:
  [SRU]pcmanfm crashed with SIGSEGV in fm_nav_history_get_cur()

Status in PCManFM - File Manager:
  Unknown
Status in “pcmanfm” package in Ubuntu:
  Fix Released
Status in “pcmanfm” source package in Oneiric:
  Confirmed

Bug description:
  [Impact]
  The bug can only be reproduced when refreshing
  [Test Case]
  On Lubuntu 11.10, Open pcmanfm
  Click on Show -> Refresh (F5)
  Notice how pcmanfm crashes
  [Development Fix]
  https://launchpadlibrarian.net/107451095/pcmanfm_0.9.9-0ubuntu1.1.debdiff
  [Stable Fix]
  Same as Development Fix
  [Regression Potential]
  Low
  [Original Report]
  Using Lubuntu up-to-date (2011-09-18)

  Crash on clicking on Show => Refresh (F5)

  ProblemType: Crash
  DistroRelease: Ubuntu 11.10
  Package: pcmanfm 0.9.9-0ubuntu1
  ProcVersionSignature: Ubuntu 3.0.0-10.16-generic 3.0.4
  Uname: Linux 3.0.0-10-generic x86_64
  ApportVersion: 1.23-0ubuntu1
  Architecture: amd64
  Date: Sun Sep 18 23:51:52 2011
  ExecutablePath: /usr/bin/pcmanfm
  InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Beta amd64 (20110330)
  Pref_Config_System_lubuntu:
   [Preferred Applications]
   WebBrowser=firefox.desktop
   MailClient=
  ProcCmdline: pcmanfm --desktop --profile lubuntu
  ProcEnviron:
   LANGUAGE=fr_FR.UTF-8
   LANG=fr_FR.UTF-8
   LC_MESSAGES=fr_FR.UTF-8
   SHELL=/bin/bash
  SegvAnalysis:
   Segfault happened at: 0x7ffe4c4545b0 <fm_nav_history_get_cur>:	mov    0x30(%rdi),%rax
   PC (0x7ffe4c4545b0) ok
   source "0x30(%rdi)" (0x00000030) not located in a known VMA region (needed readable region)!
   destination "%rax" ok
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: pcmanfm
  StacktraceTop:
   fm_nav_history_get_cur (nh=0x0) at base/fm-nav-history.c:76
   on_folder_view_loaded (view=0x1c77020, path=<optimized out>, page=0x1cc12b0) at tab-page.c:253
   g_closure_invoke (closure=0x1cb3140, return_value=0x0, n_param_values=2, param_values=0x1cbeb60, invocation_hint=<optimized out>) at /build/buildd/glib2.0-2.29.90/./gobject/gclosure.c:774
   signal_emit_unlocked_R (node=<optimized out>, detail=0, instance=0x1c77020, emission_return=0x0, instance_and_params=0x1cbeb60) at /build/buildd/glib2.0-2.29.90/./gobject/gsignal.c:3272
   g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, var_args=0x7fff50d7f5f8) at /build/buildd/glib2.0-2.29.90/./gobject/gsignal.c:3003
  Title: pcmanfm crashed with SIGSEGV in fm_nav_history_get_cur()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm admin cdrom dialout dip fax floppy fuse lpadmin plugdev sambashare tape vboxusers video

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