On Mon, Jul 27, 2020 at 11:47:34AM +0200, Alessandro Vesely wrote:
> > However, one thought that occurs to me is whether apparmor is causing this? Does
> > disabling it[1] restore predictable behaviour?
>
> Bingo!
>
> Jul 27 09:47:25 pcale kernel: [ 1569.887279] audit: type=1400 audit(1595836045.642:33): apparmor="DENIED" operation="exec" profile="thunderbird" name="/opt/lib
> reoffice6.4/program/soffice" pid=5402 comm="gio-launch-desk" requested_mask="x" denied_mask="x" fsuid=1000 ouid=0
>
> I dunno how come apparmor got installed. Probably it happened when I upgraded
> to Beowulf.

Yes, it is now the default in Debian buster and Devuan beowulf has inherited
that.

Mark