Re: [PATCH 1/1] block: fix race between opening blkext device and freeing it

From: Ming Lei
Date: Wed May 09 2018 - 20:52:01 EST


On Tue, Feb 2, 2016 at 12:29 AM, Roman Penyaev
<roman.penyaev@xxxxxxxxxxxxxxxx> wrote:
> Hello, Jens.
>
> Could you please take a look at this patch.
> This issue happens quite often on our servers, when udevd
> tries to get detailed info about md raid starting mdadm,
> but this raid device is already in closing state and is
> about to free internal structures, afterwards an oops
> happens and mdadm gets killed.

Looks the issue is still there, so could we consider Roman's approach
for this issue?

Thanks,
Ming Lei