report_bug_entry
btt = report_bug_entry((struct bug_entry *)regs->gprs[2], regs);
if (report_bug_entry((void *)pt_regs_val(regs, ud_imm), regs) == BUG_TRAP_TYPE_WARN)
enum bug_trap_type report_bug_entry(struct bug_entry *bug, struct pt_regs *regs);