Kernel command line:
VFS: Cannot open root device "(null)" or unknown-block(0,0): error -6
Please append a correct "root=" boot option; here are the available partitions:
Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)
Rebooting in 180 seconds..
解決済! 解決策の投稿を見る。
It is solved by adding the "chosen" node in device tree.
All the best.