diff --git a/nemu/include/ftrace.h b/nemu/include/ftrace.h
index f41f984..9fcf28a 100644
--- a/nemu/include/ftrace.h
+++ b/nemu/include/ftrace.h
@@ -10,8 +10,8 @@ typedef struct {
 } func_t;
 
 extern func_t *func_table;
-void ftrace_call(vaddr_t);
-void ftrace_return(vaddr_t);
+void ftrace_call(vaddr_t, vaddr_t);
+void ftrace_return(vaddr_t, vaddr_t);
 // const char *get_func_name(vaddr_t addr);
 #endif
 
diff --git a/nemu/src/isa/riscv32/inst.c b/nemu/src/isa/riscv32/inst.c
index f2edfdc..54b9044 100644
--- a/nemu/src/isa/riscv32/inst.c
+++ b/nemu/src/isa/riscv32/inst.c
@@ -64,9 +64,9 @@ static void ftrace(Decode *s, int rd, vaddr_t dst) {
   uint32_t i = s->isa.inst.val;
   int rs1 = BITS(i, 19, 15);
   if(rs1 == 1 && rd == 0) {
-    ftrace_return(dst);
+    ftrace_return(s->pc, dst);
   } else {
-    ftrace_call(dst);
+    ftrace_call(s->pc, dst);
   }
 }
 
@@ -85,7 +85,7 @@ static int decode_exec(Decode *s) {
   INSTPAT("??????? ????? ????? ??? ????? 01101 11", lui    , U, R(rd) = imm);
   INSTPAT("??????? ????? ????? ??? ????? 00101 11", auipc  , U, R(rd) = s->pc + imm);
 
-  INSTPAT("??????? ????? ????? ??? ????? 11011 11", jal    , J, do {s->dnpc = s->pc + imm; R(rd) = s->pc + 4; ftrace_call(s->pc + imm); } while(0));
+  INSTPAT("??????? ????? ????? ??? ????? 11011 11", jal    , J, do {s->dnpc = s->pc + imm; R(rd) = s->pc + 4; ftrace_call(s->pc, s->pc + imm); } while(0));
   INSTPAT("??????? ????? ????? ??? ????? 11001 11", jalr   , I, do {s->dnpc = src1 + imm; R(rd) = s->pc + 4; ftrace(s, rd, src1 + imm); } while(0));
   INSTPAT("??????? ????? ????? 000 ????? 11000 11", beq    , B, do_branch(s, src1 == src2, imm));
   INSTPAT("??????? ????? ????? 001 ????? 11000 11", bne    , B, do_branch(s, src1 != src2, imm));
diff --git a/nemu/src/utils/ftrace.c b/nemu/src/utils/ftrace.c
index eeb0ef9..3b972c3 100644
--- a/nemu/src/utils/ftrace.c
+++ b/nemu/src/utils/ftrace.c
@@ -99,11 +99,11 @@ failed_nosym:
   return;
 }
 
-void ftrace_call(vaddr_t addr) {
+void ftrace_call(vaddr_t pc, vaddr_t addr) {
   printf("[FTRACE] call [%s@0x%x]\n", get_func_name(addr), addr);
 }
 
-void ftrace_return(vaddr_t addr) {
+void ftrace_return(vaddr_t pc, vaddr_t addr) {
   printf("[FTRACE] ret [%s@0x%x]\n", get_func_name(addr), addr);
 }