Re: net: socket: NULL ptr deref in sendmsg
From: David Miller <davem@davemloft.net>
Date: 2014-07-14 22:08:51
Also in:
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From: David Miller <davem@davemloft.net>
Date: 2014-07-14 22:08:51
Also in:
lkml
From: Sasha Levin <redacted> 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?