`AppleARM64ErrorHandler: will not panic on correctible ECC errors` [1] but it doesn't look conclusive.
[1] https://eclecticlight.co/2020/12/09/what-happens-when-an-m1-mac-starts-up/
[1] https://eclecticlight.co/2020/12/09/what-happens-when-an-m1-mac-starts-up/