[Bug 439926] Re: dot crashed with SIGSEGV in cairo_set_dash()

[Giacomo Orlandi]

I have the impression that this bug can be abandoned, can anyone still
reproduce it?

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Title:
  dot crashed with SIGSEGV in cairo_set_dash()

Status in graphviz package in Ubuntu:
  New

Bug description:
  Binary package hint: graphviz

  I do not have the graphviz-cairo plugin installed so it is using pango
  plugin that then calls cairo

  ProblemType: Crash
  Architecture: amd64
  CheckboxSubmission: 73697879974cb6728f4d00b0248a7090
  CheckboxSystem: fcb2a303447f34a1556995a1b2cada71
  CrashCounter: 1
  Date: Thu Oct  1 14:07:09 2009
  DistroRelease: Ubuntu 9.10
  ExecutablePath: /usr/bin/dot
  NonfreeKernelModules: nvidia
  Package: graphviz 2.20.2-3ubuntu5
  ProcCmdline: dot -Tpdf graph.dot
  ProcEnviron:
   SHELL=/bin/bash
   PATH=(custom, user)
   LANG=en_US.UTF-8
  ProcVersionSignature: Ubuntu 2.6.31-10.35-generic
  SegvAnalysis:
   Segfault happened at: 0x7f62c4995f11 <cairo_set_dash+1>:	mov    0x4(%rdi),%eax
   PC (0x7f62c4995f11) ok
   source "0x4(%rdi)" (0x00000004) not located in a known VMA region (needed readable region)!
   destination "%eax" ok
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: graphviz
  StacktraceTop:
   cairo_set_dash (cr=0x0, dashes=0x7f62c5261300, num_dashes=0, offset=0)
   ?? () from /usr/lib/graphviz/libgvplugin_pango.so.5
   ?? () from /usr/lib/graphviz/libgvplugin_pango.so.5
   gvrender_box () from /usr/lib/libgvc.so.4
   emit_background () from /usr/lib/libgvc.so.4
  Title: dot crashed with SIGSEGV in cairo_set_dash()
  Uname: Linux 2.6.31-10-generic x86_64
  UserGroups: adm admin audio cdrom dialout dip floppy lpadmin mythtv netdev plugdev powerdev scanner video

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