[Bug 1710103] Re: python3.6 crashed with SIGSEGV in WTFCrash()

[Etienne Papegnies]

Boutique stacktrace:

http://pastebin.ubuntu.com/25350885/

** Also affects: ubuntu-mate
   Importance: Undecided
       Status: New

** Changed in: ubuntu-mate
       Status: New => Confirmed

** Changed in: ubuntu-mate
   Importance: Undecided => Critical

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https://bugs.launchpad.net/bugs/1710103

Title:
  python3.6 crashed with SIGSEGV in WTFCrash()

Status in ubuntu-mate:
  Confirmed
Status in python3.6 package in Ubuntu:
  Confirmed

Bug description:
  Opened Software Boutique which filed to load. Command: ubuntu-mate-
  welcome --boutique

  Welcome] Starting in Software Boutique mode. 
  [Welcome] DPI below 50. Out of range.. 
  [Welcome] Version: 17.10.7 
  [Welcome] Application Ready. 

  (WebKitWebProcess:6777): GLib-CRITICAL **: g_variant_new_string:
  assertion 'string != NULL' failed

  ProblemType: Crash
  DistroRelease: Ubuntu 17.10
  Package: python3.6-minimal 3.6.2-2
  ProcVersionSignature: Ubuntu 4.11.0-13.19-generic 4.11.12
  Uname: Linux 4.11.0-13-generic i686
  ApportVersion: 2.20.6-0ubuntu4
  Architecture: i386
  Date: Fri Aug 11 09:22:12 2017
  ExecutablePath: /usr/bin/python3.6
  InstallationDate: Installed on 2017-07-28 (13 days ago)
  InstallationMedia: Ubuntu-MATE 17.10 "Artful Aardvark" - Alpha i386 (20170725.1)
  ProcCmdline: ubuntu-mate-welcome
  ProcEnviron:
   
  SegvAnalysis:
   Segfault happened at: 0xafed6b70 <WTFCrash+32>:	movl   $0x0,0xbbadbeef
   PC (0xafed6b70) ok
   source "$0x0" ok
   destination "0xbbadbeef" (0xbbadbeef) not located in a known VMA region (needed writable region)!
   Stack memory exhausted (SP below stack segment)
  SegvReason: writing unknown VMA
  Signal: 11
  SourcePackage: python3.6
  StacktraceTop:
   WTFCrash () from /usr/lib/i386-linux-gnu/libjavascriptcoregtk-4.0.so.18
   ?? () from /usr/lib/i386-linux-gnu/libwebkit2gtk-4.0.so.37
   ?? () from /usr/lib/i386-linux-gnu/libwebkit2gtk-4.0.so.37
   webkit_web_view_run_javascript () from /usr/lib/i386-linux-gnu/libwebkit2gtk-4.0.so.37
   ffi_call_SYSV () from /usr/lib/i386-linux-gnu/libffi.so.6
  Title: python3.6 crashed with SIGSEGV in WTFCrash()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

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