From: Carlos Carvalho <carlos@fisica.ufpr.br>
Subject: Re: why has "fix ext4_ext_remove_space tree traversal" not been applied?
Date: Tue, 6 Nov 2012 10:15:14 -0200
Message-ID: <20632.65362.300954.75766@fisica.ufpr.br>
References: <20632.64737.272834.202562@fisica.ufpr.br>
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Carlos Carvalho (carlos@fisica.ufpr.br) wrote on 6 November 2012 10:04:
 >In 3.6.6 some of the patches of the series "Bunch of DIO/AIO fixes V4"
 >by Dmitry Monakhov have been applied but not all. In particular, patch
 >9, "fix ext4_ext_remove_space tree traversal" is not there. We're
 >getting hit by the null pointer dereference in our main file servers.
 >
 >What's the situation of this patch? Any reason it's not applied?

More precisely, we're getting hit in 3.5.2. I'm asking if 3.6.6 has an
equivalent patch. Here's a link: http://patchwork.ozlabs.org/patch/183649/