[Job Failed #463590] LinkFutureTest hangs without worker suspension

Job #463590 failed for 964278bc:

I can not reproduce this on my machine.

What kernel version is the CI using?

• jenkins2
  • https://gitlab.cs.fau.de/aj46ezos/emper/-/jobs/477320
  • https://gitlab.cs.fau.de/aj46ezos/emper/-/jobs/479439
  • https://gitlab.cs.fau.de/aj46ezos/emper/-/jobs/481977
• phi01
  • https://gitlab.cs.fau.de/i4/manycore/emper/-/jobs/482393
• i4cinode15
  • https://gitlab.cs.fau.de/aj46ezos/emper/-/jobs/483469
  • https://gitlab.cs.fau.de/i4/manycore/emper/-/jobs/490542