linux-image-5.10.0-0.bpo.3-amd64: sync gets stuck
using linux-image-5.10.0-0.bpo.3-amd64 (buster-backports) and dd
to write an iso image (e.g. ubuntu-20.10-desktop-amd64.iso) to an
dd stops writing and closes source and destination file handle, but
it does not exit. It cannot be interrupted, either. At shutdown time
the system runs into several timeouts, indicating that sync gets
Using 4.19.181-1 there is no such problem.
Can anybody reproduce this problem?