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[Tim Gardner <tim.gardner@xxxxxxxxxxxxx>]

** Changed in: linux (Ubuntu Precise)
       Status: In Progress => Fix Committed

** Changed in: linux (Ubuntu Quantal)
       Status: In Progress => Fix Committed

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https://bugs.launchpad.net/bugs/1256988

Title:
  netns: crash during namespace destroy

Status in “linux” package in Ubuntu:
  Fix Released
Status in “linux” source package in Precise:
  Fix Committed
Status in “linux” source package in Quantal:
  Fix Committed
Status in “linux” source package in Raring:
  Fix Released

Bug description:
  [Impact]
  * When restoring an iptable in a network namespace, if the network namespace is deleted the kernel crashes.

  [Test Case]
  $ sudo -s
  # ip netns add foobar
  # ip netns exec foobar iptables -A OUTPUT -m recent --rcheck --rsource
  # ip netns del foobar

  [Regression Potential]
  * The following patches fix the issue:
  665e205c1
  32263dd1b

  In addition this patch is required to fix a potential regression introduced by the original fix:
  https://git.kernel.org/cgit/linux/kernel/git/pablo/nf.git/commit/?id=b4ef4ce09308955d1aa54a289c0162607b3aa16c

  Two are upstream linux patches, the last it still in the netfilter
  upstream tree.

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