This bug was fixed in the package v4l2loopback - 0.12.5-1ubuntu3
--------------- v4l2loopback (0.12.5-1ubuntu3) impish; urgency=medium
* Don't fail if allocating 0-sized buffers (LP: #1936250)
-- Erich Eickmeyer <email address hidden> Thu, 29 Jul 2021 17:54:49 +0000
This bug was fixed in the package v4l2loopback - 0.12.5-1ubuntu3
---------------
v4l2loopback (0.12.5-1ubuntu3) impish; urgency=medium
* Don't fail if allocating 0-sized buffers (LP: #1936250)
-- Erich Eickmeyer <email address hidden> Thu, 29 Jul 2021 17:54:49 +0000