Nvidia driver fails to start, leading to side effects like being unable to detect a second monitor. Regression occurs with other 6.3 line kernels too. Does not occur with 6.2.15 and below.

Lenovo Legion Ryzen 5600H RTX 3060M

Upon some cursory searching, found this mailing list message that may be relevant:

If more relevant there, may need to be messenger pigeoned to the RPM fusion maintainer of the nvidia driver.

GTK 3.24.34 has been tagged, the issue that blocked mutter 42.1 should be gone once the fedora package updates.

If corresponding patch to the fix already present in 4.6.4 is backported to the gtk3 package the mutter issue should be cleared for both 3+4, or can wait til the next gtk3 release