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Date: Thu, 7 Dec 2017 12:17:18 +0100
From: Greg KH <>
To: at zhou <>
Subject: Re: signed integer overflow in common_timer_get on linux 4.15.0-rc1

On Thu, Dec 07, 2017 at 06:01:43PM +0800, at zhou wrote:
> Hi all,
> credit   to   L5@...vulcan team
> I fuzzed the linux kernel and find signed integer overflow on linux
> 4.15.0-rc1+.
> the crash log can see below, the .config and the poc file ,please see the
> attachments.

Odd, doesn't seem to affect a 4.9 or 4.15-rc2 kernel here on my
machines, is there something specific in the .config that might be
triggering this?


greg k-h

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