Comment 4 for bug 2060780

I collected a bunch of info on it. Seems to be reported all over the place:

- https://www.reddit.com/r/linux/comments/1bzvy5l/ubuntu_22044_latest_updates_492024_break_cifssmb/
- https://www.reddit.com/r/Ubuntu/comments/1bzshdt/ubuntu_2204_smb_shares_stopped_working_lastnight/
- https://askubuntu.com/questions/1509987/cifs-on-22-04-lts-has-something-changed-between-kernel-5-15-0-101-generic-and
- https://forum.level1techs.com/t/cifs-broken-by-ubuntu-server-22-04-4-latest-updates/209639
- https://forums.linuxmint.com/viewtopic.php?t=417371

Oh and there's also a duplicate: https://bugs.launchpad.net/ubuntu/+source/cifs-utils/+bug/2060797

The most promising lead is this:

> Looks like there's a fix that's yet to make it to Linux Mint and Ubuntu kernels:
>
> [PATCH 5.15.y 0/1] smb: client: fix "df: Resource temporarily unavailable" on 5.15 stable kernel
> https://<email address hidden>/T/

Many people are affected.