I decided to expand my zfs pool and was met with an error on just clicking the option to expand. Tried to do some cursory google searches and wasn't able to find anything that could help. nvd0 is my nvme l2arc cache and that works fine so I am not sure what is happening here.

Error: Traceback (most recent call last):

File "/usr/local/lib/python3.8/site-packages/middlewared/job.py", line 361, in run

await self.future

File "/usr/local/lib/python3.8/site-packages/middlewared/job.py", line 397, in __run_body

rv = await self.method(*([self] + args))

File "/usr/local/lib/python3.8/site-packages/middlewared/schema.py", line 973, in nf

return await f(*args, **kwargs)

File "/usr/local/lib/python3.8/site-packages/middlewared/plugins/pool_/expand.py", line 97, in expand

await self._resize_disk(part_data, pool['encrypt'], geli_resize)

File "/usr/local/lib/python3.8/site-packages/middlewared/plugins/pool_/expand.py", line 129, in _resize_disk

await run('camcontrol', 'reprobe', part_data['disk'])

File "/usr/local/lib/python3.8/site-packages/middlewared/utils/_init_.py", line 62, in run

cp.check_returncode()

File "/usr/local/lib/python3.8/subprocess.py", line 444, in check_returncode

raise CalledProcessError(self.returncode, self.args, self.stdout,

subprocess.CalledProcessError: Command '('camcontrol', 'reprobe', 'nvd0')' returned non-zero exit status 1.

During handling of the above exception, another exception occurred:

Traceback (most recent call last):

File "/usr/local/lib/python3.8/site-packages/middlewared/job.py", line 365, in run

raise handled

middlewared.service_exception.CallError: [EFAULT] Command camcontrol reprobe nvd0 failed (code 1):

camcontrol: cam_lookup_pass: CAMGETPASSTHRU ioctl failed

cam_lookup_pass: No such file or directory

cam_lookup_pass: either the pass driver isn't in your kernel

cam_lookup_pass: or nvd0 doesn't exist