Have you followed everything in the tutorial correctly? Have you checked if the bzimage matches your PS4? I use karo for booting into linux, but I found that going into 9.00CM and then choosing the Linux 2g from there works for me, have you tried that?
Good to hear that you're gonna do that, thanks! I just realised that the code that makes it freeze is the speedup code (both v1, v2 and v2 with L key press)
See my thread here: https://gbatemp.net/threads/pokemon-soul-silver-black-screen-freeze-on-r4i-sdhc.568917/#post-9116650 and this one right here: https://gbatemp.net/threads/ds-i-3ds-twilight-menu-gui-for-ds-i-games-and-ds-i-menu-replacement.472200/page-577#post-9121770 and try to see if turning...
How strange.. can you check the ROM with this tool https://gbatemp.net/threads/ap-patch-preservation.477536/. Check the crc32 of the ROM and try to ap patch it with the tool. Honestly these are some weird issues that a lot of people are having and no one can explain why it's happening.
So I've been playing Pokémon soul silver on my r4i-sdhc on my n3dsxl and been having problems where the game would freeze into a black screen with the music still running in the background. I tried everything, ap patching the rom as well as trying every ROM there is out there, but nothing...