43-vn0: MBR magic not found; assume a COMPATIBILITY_SLICE (s0)
44-vn0: MBR magic not found; assume a COMPATIBILITY_SLICE (s0)
45:panic: ext2_dirbad: : bad dir ino 12 at offset 7168: mangled entry
46-
47-cpuid = 1
48-Trace beginning at frame 0xfffff801189eb2a8
49-ext2_dirbad() at ext2_dirbad+0x32 0xffffffff82608ee2 
50-ext2_dirbad() at ext2_dirbad+0x32 0xffffffff82608ee2 
51-ext2_search_dirblock() at ext2_search_dirblock+0x194 0xffffffff82609084 
52-ext2_htree_lookup() at ext2_htree_lookup+0x12e 0xffffffff8260622e 
53-ext2_lookup() at ext2_lookup+0x28d 0xffffffff826093fd 
54-vop_old_lookup() at vop_old_lookup+0x50 0xffffffff80709c90 
55-Debugger("panic")
56-
57-CPU1 stopping CPUs: 0x0000003d
58- stopped
59-Stopped at      Debugger+0x7c:  movb    $0,0xbdaf09(%rip)
60-db>