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Date:	Thu, 18 Sep 2008 16:29:48 -0700 (PDT)
From:	David Miller <>
Subject: Re: [PATCH 2/2] sctp: Fix oops when INIT-ACK indicates that peer
 doesn't support AUTH

From: Vlad Yasevich <>
Date: Thu, 18 Sep 2008 17:31:04 -0400

> If INIT-ACK is received with SupportedExtensions parameter which
> indicates that the peer does not support AUTH, the packet will be
> silently ignore, and sctp_process_init() do cleanup all of the
> transports in the association.
> When T1-Init timer is expires, OOPS happen while we try to choose
> a different init transport.
> The solution is to only clean up the non-active transports, i.e
> the ones that the peer added.  However, that introduces a problem
> with sctp_connectx(), because we don't mark the proper state for
> the transports provided by the user.  So, we'll simply mark
> user-provided transports as ACTIVE.  That will allow INIT
> retransmissions to work properly in the sctp_connectx() context
> and prevent the crash.
> Signed-off-by: Vlad Yasevich <>

Applied, thanks.
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