uvm_fault(fffffd806b999018,e463c6de000,0,1) at uvm_fault+0x1ea sys/uvm/uvm_fault.c:656
upageflttrap(ffff80003c46cf50,e463c6de000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192
usertrap(ffff80003c46cf50) at usertrap+0x3c6 sys/arch/amd64/amd64/trap.c:603
recall_trap() at recall_trap+0x8
end of kernel
end trace frame: 0x75d375bf32e0, count: -8