A post at Dell's forum has a workaround solution using a kernel parameter "snd_hda_intel.dmic_detect=0".
https://www.dell.com/community/Linux-General/Freezing-boot-Ubuntu-20-04-Dell-G3-3590/m-p/7667770/highlight/true#M17469
A post at Dell's forum has a workaround solution using a kernel parameter "snd_hda_ intel.dmic_ detect= 0".
https:/ /www.dell. com/community/ Linux-General/ Freezing- boot-Ubuntu- 20-04-Dell- G3-3590/ m-p/7667770/ highlight/ true#M17469