The following link supplies all (other) methods: https://support.solidigm.com/en-US/anonymous-createcase/
Fill out webform to create case.Use Chat popup in bottom right corner to start conversations.Phone numbers listed in pages footer.
Have you changed back to the 6.14 kernel to see if it works again?
Based off unanswered Proxmox Forums post: ZFS and NVMe issues with PVE Kernel 6.17 | Proxmox Support Forum.
User had issue with PVE 9, when first released. Reverted to PVE 8, issues ...