Guru Meditation Error: Core 1 panic'ed (LoadProhibited). Exception was unhandled.

It tries to access an invalid memory location, crashes, then restarts, the frequency is undetermined but what I've found by printing the time in the serial console on a loop is that the time jumps ahead right before it crashes.

Core 1 register dump: PC : 0x4008a4ab PS : 0x00060930 A0 : 0x800d71af A1 : 0x3ffb21d0 A2 : 0x3ffb223c A3 : 0x00000000 A4 : 0x00000001 A5 : 0x0000ff00 A6 : 0x00ff0000 A7 : 0xff000000 A8 : 0x00000000 A9 : 0x00000000 A10 : 0x00000001 A11 : 0x00000000 A12 : 0x3f401386 A13 : 0x3ffb21e0 A14 : 0x00000017 A15 : 0x00000001 SAR : 0x0000001f EXCCAUSE: 0x0000001c EXCVADDR: 0x00000000 LBEG : 0x4008bc3d LEND : 0x4008bc4d LCOUNT : 0xfffffffa

Backtrace: 0x4008a4a8:0x3ffb21d0 0x400d71ac:0x3ffb21f0 0x400d72b6:0x3ffb2210 0x400d31a5:0x3ffb2230 0x400d8de9:0x3ffb2290

ELF file SHA256: 7657a022e2c80563

Rebooting...