Verification on Jammy
======================
ubuntu@s390x-vm:~$ snap version
snap          2.74.1+ubuntu22.04.4
snapd         2.74.1+ubuntu22.04.4
series        16
ubuntu        22.04
kernel        5.15.0-173-generic
architecture  s390x
ubuntu@s390x-vm:~$ sudo dmesg | grep DENIED | grep auxv
ubuntu@s390x-vm:~$ sudo snap install lxd
lxd (5.21/stable) 5.21.4-aee7e08 from Canonical✓ installed
ubuntu@s390x-vm:~$ sudo dmesg | grep DENIED | grep auxv
[  278.242759] audit: type=1400 audit(1778236544.682:59): apparmor="DENIED" 
operation="open" profile="snap-update-ns.lxd" name="/proc/884/auxv" pid=884 
comm="5" requested_mask="r" denied_mask="r" fsuid=0 ouid=0
ubuntu@s390x-vm:~$ snap version
snap          2.75.2+ubuntu22.04
snapd         2.75.2+ubuntu22.04
series        16
ubuntu        22.04
kernel        5.15.0-173-generic
architecture  s390x
ubuntu@s390x-vm:~$ sudo snap install lxd
lxd (5.21/stable) 5.21.4-aee7e08 from Canonical✓ installed
ubuntu@s390x-vm:~$ lxd init --auto
ubuntu@s390x-vm:~$ lxc launch ubuntu:22.04 u
Launching u
ubuntu@s390x-vm:~$ sudo dmesg | grep DENIED | grep auxv
[  278.242759] audit: type=1400 audit(1778236544.682:59): apparmor="DENIED" 
operation="open" profile="snap-update-ns.lxd" name="/proc/884/auxv" pid=884 
comm="5" requested_mask="r" denied_mask="r" fsuid=0 ouid=0
ubuntu@s390x-vm:~$

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https://bugs.launchpad.net/bugs/2141461

Title:
  snap-update-ns for lxd is denied access to /proc/$pid/auxv

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