Re: [stable] [PATCH] [26/98] af_unix: Only allow recv on connected seqpacket sockets.

Andi Kleen
2011-07-27T16:02:40Z

> Andi - Ubuntu has reverted this patch for both Lucid (2.6.32) and
> Natty (2.6.38) as it appears to cause a networking regression, though
> we never really figured out root cause. Empirically, reverting the
> patch solved the issue. Eric Biederman theorized that it uncovered a
> user space issue (trying to read before listen), but the bug reporter
> seems to have lost interest in testing kernels so we couldn't ever pin
> it down.
>
> http://bugs.launchpad.net/bugs/791512
>
> We also decided that reverting this patch was likely OK because we
> couldn't find any Launchpad reports of the Ooops mentioned in the
> patch commit log, nor does a google search turn up any hits.

Thanks for the heads-up. I'm dropping it.

-Andi