This is Phase I, open-label and dose escalation study to evaluate the safety and tolerability of AZD1480(JAK2 inhibitor) in Asian patients with advanced solid tumors (Part A and C) and in patients with advanced HCC (Part B) in the escalation phase, EGFR or ROS mutant NSCLC and non-smokers with lung metastasis and gastric cancer in the expansion phase and to evaluate daily and BID dosing.