diff --git a/nemu/src/monitor/elf.c b/nemu/src/monitor/elf.c
index 47991b1..e05c25a 100644
--- a/nemu/src/monitor/elf.c
+++ b/nemu/src/monitor/elf.c
@@ -87,6 +87,7 @@ void init_elf(const char* elf_file) {
       ret = fread(sym, shdr[i].sh_size, 1, fp);
       assert(ret == 1);
       psymt = sym;
+      Log("SYMTAB %08x %06x %06x", shdr[i].sh_addr, shdr[i].sh_offset, shdr[i].sh_size);
     } else if (shdr[i].sh_type == SHT_STRTAB) {
       strt_sz = shdr[i].sh_size;
       fseek(fp, shdr[i].sh_offset, SEEK_SET);
@@ -94,6 +95,7 @@ void init_elf(const char* elf_file) {
       ret = fread(buffer, strt_sz, 1, fp);
       assert(ret == 1);
       pstrt = buffer;
+      Log("SHT_STRTAB %08x %06x %06x", shdr[i].sh_addr, shdr[i].sh_offset, shdr[i].sh_size);
     }
   }