Re: [PATCH] btrfs: use after free when closing devices

[David Sterba]

On Tue, May 12, 2015 at 07:31:37PM -0400, Sasha Levin wrote:
> __btrfs_close_devices() would call_rcu to free the device, which is racy with
> list_for_each_entry() accessing the memory to retrieve the next device on the
> list.
> 
> Signed-off-by: Sasha Levin <sasha.levin@xxxxxxxxxx>

Reviewed-by: David Sterba <dsterba@xxxxxxx>
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