From: Steven Rostedt <rostedt@xxxxxxxxxxx>
Date: Tue, 28 Jan 2014 15:57:56 -0500
> At Red Hat we base our real-time kernel off of 3.10.27 and do lots of
> stress testing on that kernel. This has discovered some bugs that we
> can hit with the vanilla 3.10.27 kernel (no -rt patches applied).
>
> I sent out a bug fix that can cause a crash with the current 3.10.27
> when you add and then remove the sit module. That patch is obsoleted by
> these patches, as that patch was not enough.
>
> A previous patch that was backported:
>
> Upstream commit 205983c43700ac3a81e7625273a3fa83cd2759b5
> sit: allow to use rtnl ops on fb tunnel
>
> Had a depenency on commit 5e6700b3bf98 ("sit: add support of x-netns")
> which was not backported. The dependency was only on part of that
> commit which is what I backported.
>
> The other upstream commit 9434266f2c645d4fcf62a03a8e36ad8075e37943
> sit: fix use after free of fb_tunnel_dev
>
> fixes another bug we encountered, it also fixes the 3.10.27 bug
> where removing the sit module cause the crash. This is the patch
> that obsoletes my previous patch.
Greg, these have my blessing, please apply these to 3.10 -stable,
thanks a lot!
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