login: DOUBLE FAULT - KERNEL STACK GUARD HIT!

Fatal double fault
rip = 0xffffffff82656970
rsp = 0xfffff8008d1f6000
rbp = 0xfffff8008d1f6030
cpuid = 0; lapic id = 0
panic: double fault
cpuid = 0
Trace beginning at frame 0xffffffff818caec8
dblfault_handler() at dblfault_handler+0x10c 0xffffffff80bd682c 
dblfault_handler() at dblfault_handler+0x10c 0xffffffff80bd682c 
Debugger("panic")

CPU0 stopping CPUs: 0x0000003e