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From: David Sterba <dsterba@suse.cz>
To: Matthew Wilcox <willy@infradead.org>
Cc: syzbot <syzbot+1145ec2e23165570c3ac@syzkaller.appspotmail.com>,
	akpm@linux-foundation.org, clm@fb.com, dan.carpenter@oracle.com,
	dave@stgolabs.net, dhowells@redhat.com, dsterba@suse.com,
	dvyukov@google.com, ebiederm@xmission.com, jbacik@fb.com,
	ktkhai@virtuozzo.com, ktsanaktsidis@zendesk.com,
	linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-mm@kvack.org, manfred@colorfullife.com, mhocko@suse.com,
	nborisov@suse.com, penguin-kernel@I-love.SAKURA.ne.jp,
	rppt@linux.vnet.ibm.com, sfr@canb.auug.org.au,
	shakeelb@google.com, syzkaller-bugs@googlegroups.com,
	vdavydov.dev@gmail.com
Subject: Re: general protection fault in put_pid
Date: Wed, 27 Mar 2019 23:51:03 +0100	[thread overview]
Message-ID: <20190327225102.GB29086@twin.jikos.cz> (raw)
In-Reply-To: <20190327202712.GT10344@bombadil.infradead.org>

On Wed, Mar 27, 2019 at 01:27:12PM -0700, Matthew Wilcox wrote:
> On Wed, Mar 27, 2019 at 01:10:01PM -0700, syzbot wrote:
> > syzbot has bisected this bug to:
> > 
> > commit b9b8a41adeff5666b402996020b698504c927353
> > Author: Dan Carpenter <dan.carpenter@oracle.com>
> > Date:   Mon Aug 20 08:25:33 2018 +0000
> > 
> >     btrfs: use after free in btrfs_quota_enable
> 
> Not plausible.  Try again.

Agreed, grep for 'btrfs' in the console log does not show anything, ie.
no messages, slab caches nor functions on the stack.

  reply	other threads:[~2019-03-27 22:50 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <00000000000051ee78057cc4d98f@google.com>
2019-03-27 20:10 ` general protection fault in put_pid syzbot
2019-03-27 20:27   ` Matthew Wilcox
2019-03-27 22:51     ` David Sterba [this message]
2019-11-07 13:42 ` syzbot

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