linux-kernel - Re: UBSAN undefined behavior in arch/x86/include/futex.h

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Message-ID: <alpine.DEB.2.20.1709062011050.2240@nanos>
Date:   Wed, 6 Sep 2017 20:11:38 +0200 (CEST)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Shankara Pailoor <sp3485@...umbia.edu>
cc:     linux-kernel@...r.kernel.org, mingo@...hat.com, hpa@...or.com,
        syzkaller <syzkaller@...glegroups.com>
Subject: Re: UBSAN undefined behavior in arch/x86/include/futex.h

On Wed, 6 Sep 2017, Shankara Pailoor wrote:

> Hi,
> 
> I encountered this bug in kernel 4.13-rc7 while fuzzing with Syzkaller:

That's known and harmless and fixed in Linus tree.

Thanks,

	tglx