From mboxrd@z Thu Jan  1 00:00:00 1970
From: Eric Dumazet <eric.dumazet@gmail.com>
Subject: Re: [bisected] xfrm: TCP connection initiating PMTU discovery
 stalls on v3.12+
Date: Fri, 05 Dec 2014 05:26:25 -0800
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Cc: netdev@vger.kernel.org,
	Thomas Jarosch <thomas.jarosch@intra2net.com>,
	Eric Dumazet <edumazet@google.com>,
	Herbert Xu <herbert@gondor.apana.org.au>,
	Steffen Klassert <steffen.klassert@secunet.com>
To: Wolfgang Walter <linux@stwm.de>
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On Fri, 2014-12-05 at 13:09 +0100, Wolfgang Walter wrote:
> Hello,
> 
> as reverting this patch fixes this rather annoying problem: is it dangerous to 
> revert it as a workaround until the root cause is found?
> 

Unfortunately no, this patch fixes a serious issue.

We need to find the root cause of your problem instead of trying to work
around it.