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From: David Sterba <dsterba@suse.cz>
To: Josef Bacik <josef@toxicpanda.com>
Cc: Anand Jain <anand.jain@oracle.com>,
	linux-btrfs@vger.kernel.org,
	syzbot+4cfe71a4da060be47502@syzkaller.appspotmail.com
Subject: Re: [PATCH add reported by] btrfs: fix rw_devices count in __btrfs_free_extra_devids
Date: Thu, 24 Sep 2020 13:25:13 +0200	[thread overview]
Message-ID: <20200924112513.GT6756@twin.jikos.cz> (raw)
In-Reply-To: <a9910086-ad40-2cc8-8dd5-923ba6ff3990@toxicpanda.com>

On Wed, Sep 23, 2020 at 09:42:17AM -0400, Josef Bacik wrote:
> On 9/23/20 12:42 AM, Anand Jain wrote:
> > On 22/9/20 9:08 pm, Josef Bacik wrote:
> >> On 9/22/20 8:33 AM, Anand Jain wrote:

> Yeah I mean we do something in btrfs_init_dev_replace(), like when we search for 
> the key, we double check to make sure we don't have a devid == 
> BTRFS_DEV_REPLACE_DEVID in our devices if we don't find a key.  If we do we 
> return -EIO and bail out of the mount.  Thanks,

From user perspective, then do what? Or do we treat this with minimal
efforts to provide a sane fallback and error handling just to pass
fuzzers (like in many other cases)?

  parent reply	other threads:[~2020-09-24 11:26 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-22 12:30 [PATCH] btrfs: fix rw_devices count in __btrfs_free_extra_devids Anand Jain
2020-09-22 12:33 ` [PATCH add reported by] " Anand Jain
2020-09-22 13:08 ` Josef Bacik
2020-09-23  4:42   ` Anand Jain
2020-09-23 13:42     ` Josef Bacik
2020-09-24  5:19       ` Anand Jain
2020-09-24 11:25       ` David Sterba [this message]
2020-09-24 14:02         ` Josef Bacik
2020-09-25 10:11           ` Anand Jain
2020-09-25 14:28             ` Josef Bacik
2020-10-06 13:12               ` Anand Jain
2020-09-22 12:33 Anand Jain
2020-10-06 13:08 ` [PATCH] btrfs: fix devid 0 without a replace item by failing the mount Anand Jain
2020-10-06 13:12   ` [PATCH v2] " Anand Jain
2020-10-06 14:54   ` [PATCH] " kernel test robot
2020-10-06 14:54     ` kernel test robot
2020-10-07  2:07     ` Anand Jain
2020-10-07  2:07       ` Anand Jain
2020-10-12  2:51       ` [kbuild-all] " Rong Chen
2020-10-12  2:51         ` Rong Chen
2020-10-06 16:44   ` kernel test robot
2020-10-06 16:44     ` kernel test robot
2020-10-06 13:12 [PATCH v2] " Anand Jain
2020-10-12  5:26 ` [PATCH v2 add prerequisite-patch-id] " Anand Jain
2020-10-21  4:02   ` [PATCH RESEND " Anand Jain
2020-10-12  5:36   ` [PATCH " Anand Jain
2020-10-21  5:49   ` [PATCH RESEND " kernel test robot
2020-10-21  5:49     ` kernel test robot

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