vm with custom storage block volume fails to start with: Cannot add un-shared custom storage block volume

[hi-ko]

• Distribution: Ubuntu
• Distribution version: 22.04
• Incus version: 0.6
• Storage backend in use: zfs

existing vm having a second disk attached fails to start after update to incus version 0.6 with:

Error: Failed start validation for device "c1-swap": Cannot add un-shared custom storage block volume to more than one instance

Steps to reproduce

1. create and stop vm
2. create custom storage volume
3. attach custom storage volume to the created vm
4. start vm --> fails with above error message

incus storage volume show ssd1 c1-swap
config:
  security.shared: "true"
  size: 8GB
description: ""
name: c1-swap
type: custom
used_by:
- /1.0/instances/c1
location: none
content_type: block
project: default

[stgraber]

Yeah, already have a fix going through testing.

#529

[hi-ko]

At least you have a working CI with tests 😉