Google PIxel 5 stuck at fastboot screen device state error Failed to

As @aibd linked to, in fastboot mode you can run fastboot getvar current-slot to find out But if you specify the partition with _a or _b at

A parity bit can be sent along with regular data bits to detect data transmission errors • Current State • Error Code ▷ACPI Settings WHEA Support Select

fastboot get active slot By default, fastboot flashes the current slot on an AB device If the update package also contains images for the other, non-current slot,

fastboot_ error_ failed to identify current slot i've tried to fix it with the rescue and smart assistant but it keeps failing, i also tried flashing it with fastboot but i get the message