Re: net: socket: NULL ptr deref in sendmsg

[David Miller]

From: Sasha Levin <sasha.levin@xxxxxxxxxx>
Date: Sun, 13 Jul 2014 17:50:53 -0400

> While fuzzing with trinity inside a KVM tools guest running the latest -next
> kernel with the KASAN patchset, I've stumbled on the following spew:
 ...
> It's similar to another variation:
 ...
> I've tried debugging it, but I don't see a code path that could lead to that.

Both of these cases involve working with pointers declared with
DECLARE_SOCKADDR, maybe that somehow confuses ASAN code generation?
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