Indeed I can see the rules you mention in /etc/apparmor.d/abstractions/base, which is included by /var/lib/snapd/apparmor/profiles/snap.chromium.chromium.
However I can reliably reproduce the issue, and I'm seeing the following denial: AVC apparmor="DENIED" operation="open" profile="snap.chromium.chromium" name="/home/ubuntu/.Private/" pid=11167 comm="pool" requested_mask="r" denied_mask="r" fsuid=1000 ouid=1000 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1848919 Title: [snap] Permission denied on Private encrypted folder To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/chromium-browser/+bug/1848919/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs