have you checked your kernel features with snap debug confinement
and snap debug sandbox-features
yet ?
my guess would be your kernel is missing features here …
have you checked your kernel features with snap debug confinement
and snap debug sandbox-features
yet ?
my guess would be your kernel is missing features here …
This workarround solved my problem. I hope there is a better solution to be safe without disable the apparmor…
root@odroid:~# snap debug confinement
partial
root@odroid:~# snap debug sandbox-features
apparmor: kernel:caps kernel:domain kernel:file kernel:mount kernel:namespaces
kernel:network kernel:policy kernel:rlimit parser:cap-audit-read parser:qipcrtr-socket parser:unsafe policy:default support-level:partial
confinement-options: classic devmode
dbus: mediated-bus-access
kmod: mediated-modprobe
mount: freezer-cgroup-v1 layouts mount-namespace per-snap-persistency per-snap-profiles per-snap-updates per-snap-user-profiles stale-base-invalidation
seccomp: bpf-actlog bpf-argument-filtering
udev: device-cgroup-v1 device-filtering tagging
I have news.
Tried to reinstall Ubuntu again. This time I installed and used snap from the start. And it worked! So, this is not a kernel question. The point is that snap stops working just when I install gnome:
apt install gnome-session gdm3