Comment 10 for bug 1885419

I have tagged it as update regression and bumped the priority.
Rafael is working on a fix already (thanks!).
Furthermore we reset the phasing of [1] to reduce the number of people getting the update.

And thanks for the report Victor and Bill.

P.S. I have added a todo to the regression tests to add such a iothread config to catch this earlier next time.

[1]: https://launchpad.net/ubuntu/bionic/amd64/qemu/1:2.11+dfsg-1ubuntu7.27