Comment 8 for bug 1922739

I'm probably hitting this as well.

dpkg.log:2021-04-16 09:46:40 upgrade cloud-init:all 20.4.1-0ubuntu1~18.04.1 21.1-19-gbad84ad4-0ubuntu1~18.04.1

Apr 17 06:59:03 cloud-init[580]: 2021-04-17 04:59:03,191 - util.py[WARNING]: failed stage init
Apr 17 06:59:03 cloud-init[580]: failed run of stage init
Apr 17 06:59:03 cloud-init[580]: ------------------------------------------------------------
Apr 17 06:59:03 cloud-init[580]: Traceback (most recent call last):
Apr 17 06:59:03 cloud-init[580]: File "/usr/lib/python3/dist-packages/cloudinit/cmd/main.py", line 652, in status_wrapper
Apr 17 06:59:03 cloud-init[580]: ret = functor(name, args)
Apr 17 06:59:03 cloud-init[580]: File "/usr/lib/python3/dist-packages/cloudinit/cmd/main.py", line 376, in main_init
Apr 17 06:59:03 cloud-init[580]: init.update()
Apr 17 06:59:03 cloud-init[580]: File "/usr/lib/python3/dist-packages/cloudinit/stages.py", line 371, in update
Apr 17 06:59:03 cloud-init[580]: self._store_raw_vendordata(self.datasource.get_vendordata2_raw(),
Apr 17 06:59:03 cloud-init[580]: File "/usr/lib/python3/dist-packages/cloudinit/sources/__init__.py", line 506, in get_vendordata2_raw
Apr 17 06:59:03 cloud-init[580]: return self.vendordata2_raw
Apr 17 06:59:03 cloud-init[580]: AttributeError: 'DataSourceHetzner' object has no attribute 'vendordata2_raw'
Apr 17 06:59:03 cloud-init[580]: ------------------------------------------------------------