That "acpi_sleep=nonvs" on my command line was an attempt to fix the bug, it did not work :)
- Bug#939875: linux-image-5.2.0-2-amd64: Suspend fails. Machin... James Hayward
- Bug#939875: acpi_sleep James Hayward
- Bug#939875: Suspend fails. Machine shuts down after app... Felix Rublack