Re: [PATCH 4.14-stable] xfrm: Fix a race in the xdst pcpu cache.

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On Wed, Jan 24, 2018 at 09:57:06AM -0500, David Miller wrote:
> From: Steffen Klassert <steffen.klassert@xxxxxxxxxxx>
> Date: Wed, 24 Jan 2018 10:13:25 +0100
> 
> > commit 76a4201191814a0061cb5c861fafb9ecaa764846 upstream.
> > 
> > We need to run xfrm_resolve_and_create_bundle() with
> > bottom halves off. Otherwise we may reuse an already
> > released dst_enty when the xfrm lookup functions are
> > called from process context.
> > 
> > Fixes: c30d78c14a813db39a647b6a348b428 ("xfrm: add xdst pcpu cache")
> > Reported-by: Darius Ski <darius.ski@xxxxxxxxx>
> > Signed-off-by: Steffen Klassert <steffen.klassert@xxxxxxxxxxx>
> 
> ACK

Thanks, now queued up.

greg k-h



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