uvm_fault(fffffd8069c56c90,892ac2f4000,0,1) at uvm_fault+0x1ee sys/uvm/uvm_fault.c:691
upageflttrap(ffff80003c550090,892ac2f4000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188
usertrap(ffff80003c550090) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436
recall_trap() at recall_trap+0x8
end of kernel
end trace frame: 0x721a48c0bed0, count: -8