Re: dm-crypt with no_read_workqueue and no_write_workqueue + btrfs scrub = BUG()

"Maciej S. Szmigiero" <[email protected]> Wed, 23 Dec 2020 22:19:41 +0100
Newsgroups gmane.comp.file-systems.btrfs,gmane.linux.kernel.device-mapper.devel,gmane.linux.kernel.device-mapper.dm-crypt,gmane.linux.kernel,gmane.linux.kernel.cryptoapi
Message-ID <[email protected]>
On 23.12.2020 22:09, Ignat Korchagin wrote:
(..)
> I've been looking into this for the last couple of days because of
> other reports [1].
> Just finished testing a possible solution. Will submit soon.

Thanks for looking into it.

By the way, on a bare metal I am actually hitting a different problem
(scheduling while atomic) when scrubbing a btrfs filesystem, just as one
of your users from that GitHub report had [1].

I've pasted that backtrace in my original Dec 14 message.

Thanks,
Maciej

[1]: https://github.com/cloudflare/linux/issues/1#issuecomment-736734243