WIthout SD card, it boots normally, but if SD card is inserted, it won’t boot. On serial port, it is visible that there’s a crash right after the message that says something like “booting from eMMC”. The message includes the values of the registers IIRC. Then, something like “resetting CPU”, and it starts over: tries to boot from eMMC, crashes, etc. Sorry, I didn’t record the exact message, but there’s a chance I’ll re-flash the board in the next couple weeks and then I can provide the exact mes