linux-ext4 - Re: Open bugs found by fuzzing as of 2016-07-30

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Date:	Sat, 30 Jul 2016 21:39:28 +0300
From:	nborisov <n.borisov.lkml@...il.com>
To:	Vegard Nossum <vegard.nossum@...cle.com>,
	Ext4 Developers List <linux-ext4@...r.kernel.org>
Subject: Re: Open bugs found by fuzzing as of 2016-07-30



On 30.07.2016 16:04, Vegard Nossum wrote:
> Hi,

Hi Vegard,

> 
> It's been two weeks since I posted the first list of bugs found using
> AFL: https://www.spinics.net/lists/linux-ext4/msg53022.html
> 
> With a bunch of ext4 patches going into 4.8 we're down from 15 to 6
> with current linus/master:

Are the patches going into 4.8 tagged for stable or are they going to go
just in to 4.8?

> 
> 1. general protection fault: 0000 [#1] KASAN
> http://139.162.151.198/f/ext4/57be666646a37e9821d52bc64846a3b3b785ee7a
> 
> 2. kernel BUG at fs/buffer.c:3061!
> http://139.162.151.198/f/ext4/7df880da89c82579c15ca8bc786a3467ca9c47f7
> 
> 3. kernel BUG at fs/ext4/inode.c:3738!
> http://139.162.151.198/f/ext4/5bdefda69f39b2f2c56d9b67d5b7d9e2cc8dfd5f
> (discussion: https://www.spinics.net/lists/linux-ext4/msg53032.html)
> 
> 4. kernel BUG at fs/ext4/mballoc.c:3191!
> http://139.162.151.198/f/ext4/34284738d67f0405325b2c43211c56020b9d0211
> 
> 5. kernel BUG at fs/jbd2/commit.c:825!
> http://139.162.151.198/f/ext4/3143febf7925bd1ea398bd1a775551133bd69ffd
> 
> 6. WARNING: CPU: 0 PID: 58 at fs/ext4/ext4.h:2748
> ext4_block_bitmap_csum_set+0x358/0x600
> http://139.162.151.198/f/ext4/9628c19aff0bbaaae4149a03486305c7f6cd7523
> 
> 
> Vegard
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