uvm_fault(fffffd80631b7ad8,70afcb13000,0,1) at uvm_fault+0x1ee sys/uvm/uvm_fault.c:691
upageflttrap(ffff80003c4c4420,70afcb13000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188
usertrap(ffff80003c4c4420) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436
recall_trap() at recall_trap+0x8
end of kernel
end trace frame: 0x75a3bccf9dc0, count: -8