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Date:   Mon, 11 Nov 2019 13:24:17 -0500
From:   "Theodore Y. Ts'o" <>
To:     Ritesh Harjani <>
Cc:     syzbot <>,,,,,
        Jan Kara <>
Subject: Re: general protection fault in ext4_writepages

On Mon, Nov 11, 2019 at 11:02:31AM +0530, Ritesh Harjani wrote:
> Updating the link.
> On 11/11/19 10:42 AM, Ritesh Harjani wrote:
> > Hello Ted,
> > 
> > This issue seems to be coming via fault injection failure in slab
> > allocation. This should be fixed via below patch on your latest ext4
> > branch.
> > 
> >

Agreed, although unfortunately I wasn't able to make the reproducer
cause a failure _without_ the patch.  Perhaps something other than
enabling FAILSLAB and KASAN was needed?

#syz test test

Let's see if the Syzbot can confirm that the patch addresses the problem.

      	     	 	    	    	 - Ted

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