[Bug 1464175] Re: virObjectUnref() libvirtd killed by SIGSEGV

[Seyeong Kim]

** Patch added: "trusty_fix_libvirtd_killed_by_sigsegv.debdiff"
   https://bugs.launchpad.net/ubuntu/utopic/+source/libvirt/+bug/1464175/+attachment/4413127/+files/trusty_fix_libvirtd_killed_by_sigsegv.debdiff

** Description changed:

  SRU justification
  
  [Impact]
  
  While memory load is high, libvirtd could be crashed(segfault) if you
  command something ( destroy, migrate, etc )
  
  [Test Case]
  
  Cannot reproduce easily this problem because this is from specific
  situation. ( sometimes while high mem load )
  
  [Regression Potential]
  
  [Other Info]
  
  Wily has already fixed
  
- There are already some patches seem that fix this problem
+ Backported from upstream patches
  
  http://libvirt.org/git/?p=libvirt.git;a=commitdiff;h=ad886fa6c8ebc321a0386a75c187d315111cf1f3
  http://libvirt.org/git/?p=libvirt.git;a=commitdiff;h=6ca857c7c8a1f7b571132d6c7fff5a06301a5e9a
  http://libvirt.org/git/?p=libvirt.git;a=commitdiff;h=a98129c0ee52b6a8fdd39988a6d090057f149ae9
  
  and redhet also have similar bug report
  
  https://bugzilla.redhat.com/show_bug.cgi?id=1203030

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https://bugs.launchpad.net/bugs/1464175

Title:
  virObjectUnref() libvirtd killed by SIGSEGV

Status in libvirt package in Ubuntu:
  Invalid
Status in libvirt source package in Trusty:
  In Progress
Status in libvirt source package in Utopic:
  In Progress
Status in libvirt source package in Vivid:
  In Progress

Bug description:
  SRU justification

  [Impact]

  While memory load is high, libvirtd could be crashed(segfault) if you
  command something ( destroy, migrate, etc )

  [Test Case]

  Cannot reproduce easily this problem because this is from specific
  situation. ( sometimes while high mem load )

  [Regression Potential]

  [Other Info]

  Wily has already fixed

  Backported from upstream patches

  http://libvirt.org/git/?p=libvirt.git;a=commitdiff;h=ad886fa6c8ebc321a0386a75c187d315111cf1f3
  http://libvirt.org/git/?p=libvirt.git;a=commitdiff;h=6ca857c7c8a1f7b571132d6c7fff5a06301a5e9a
  http://libvirt.org/git/?p=libvirt.git;a=commitdiff;h=a98129c0ee52b6a8fdd39988a6d090057f149ae9

  and redhet also have similar bug report

  https://bugzilla.redhat.com/show_bug.cgi?id=1203030

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