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Date:	Mon, 6 Oct 2014 22:45:26 +0200
From:	Pavel Machek <>
To:	Dmitry Torokhov <>
Cc:	kernel list <>,, David Herrmann <>
Subject: Re: 3.17-rc5: kernel oops when exiting X under heavy load


> > From the backtrace, it looks evdev related...?
> Hmm, looks like it...

I don't think I can repeat that. I was doing crazy stuff at that
moment. (Typo fixes suggested below).


Input: evdev - fix EVIOCG{type} ioctl

From: Dmitry Torokhov <>

The 'max' size passed into the function is measured in number of bits
(KEY_MAX, LED_MAX, etc) so we nedd to convert it accoidingly before tyring

###                           need               accordingly(?)     trying

to copy the data out, otherwise we will try copying too much and end up
with up with a page fault.

Reported-by: Pavel Machek <>
Signed-off-by: Dmitry Torokhov <>

(cesky, pictures)
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