[PATCH] D70707: [hwasan] Make memory dump same as the one in asan.

[Martin Liška via Phabricator via llvm-commits]

marxin added a comment.

Old report look:

  Memory tags around the buggy address (one tag corresponds to 16 bytes):
     00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00   
     00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00   
     00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00   
     00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00   
     00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00   
     00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00   
     00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00   
     00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00   
  => d7  00 [08] 00  00  00  00  00  00  00  00  00  00  00  00  00 <=
     00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00   
     00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00   
     00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00   
     00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00   
     00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00   
     00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00   
     00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00   
     00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00   
  Tags for short granules around the buggy address (one tag corresponds to 16 bytes):
     ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..   
  => ..  .. [be] ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  .. <=
     ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..   

New report look:

  Thread: T0 0xeffe00002000 stack: [0xffffc1759000,0xffffc1f59000) sz: 8388608 tls: [0xffff911ced20,0xffff911cf470)
  Memory tags around the buggy address (one tag corresponds to 16 bytes):
    0xfefceffffd80: 00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00 
    0xfefceffffd90: 00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00 
    0xfefceffffda0: 00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00 
    0xfefceffffdb0: 00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00 
    0xfefceffffdc0: 00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00 
    0xfefceffffdd0: 00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00 
    0xfefceffffde0: 00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00 
    0xfefceffffdf0: 00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00 
  =>0xfefceffffe00: 3f  00 [8c] 00  00  00  00  00  00  00  00  00  00  00  00  00 
    0xfefceffffe10: 00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00 
    0xfefceffffe20: 00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00 
    0xfefceffffe30: 00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00 
    0xfefceffffe40: 00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00 
    0xfefceffffe50: 00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00 
    0xfefceffffe60: 00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00 
    0xfefceffffe70: 00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00 
    0xfefceffffe80: 00  00  00  00  00  00  00  00  00  00  00  00  00  00  00  00 
  Tags for short granules around the buggy address (one tag corresponds to 16 bytes):
    0xfefceffffdf0: ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  .. 
  =>0xfefceffffe00: ..  .. [..] ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  .. 
    0xfefceffffe10: ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  ..  .. 
  See https://clang.llvm.org/docs/HardwareAssistedAddressSanitizerDesign.html#short-granules for a description of short granule tags


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