sigkill during big sur installation

after migrating to opencore from clover i finally managed to boot catalina after that i did a software update to big sur and now it sigkills and restart after second installboot here is a video of it

my pc:

cpu : i7 4820k

gpu : gtx760

motherboard : gigabyte x79-ud5

https://reddit.com/link/kepuzy/video/2asf6kqj8o561/player

submitted by /u/Phasor99
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