On 10/9/20 9:54 PM, Kees Cook wrote:
Instead of repeating "Redzone" and "Poison", clarify which sides of
those zones got tripped. Additionally fix column alignment in the
trailer.

Before:

BUG test (Tainted: G    B            ): Redzone overwritten
...
Redzone (____ptrval____): bb bb bb bb bb bb bb bb      ........
Object (____ptrval____): f6 f4 a5 40 1d e8            ...@..
Redzone (____ptrval____): 1a aa                        ..
Padding (____ptrval____): 00 00 00 00 00 00 00 00      ........

After:

BUG test (Tainted: G    B            ): Right Redzone overwritten
...
Redzone  (____ptrval____): bb bb bb bb bb bb bb bb      ........
Object   (____ptrval____): f6 f4 a5 40 1d e8            ...@..
Redzone  (____ptrval____): 1a aa                        ..
Padding  (____ptrval____): 00 00 00 00 00 00 00 00      ........

Fixes: d86bd1bece6f ("mm/slub: support left redzone")
Fixes: ffc79d288000 ("slub: use print_hex_dump")
Fixes: 2492268472e7 ("SLUB: change error reporting format to follow lockdep 
loosely")

Not sure about those Fixes: tag as this is mainly an enhancement. I'd only use those for real bug fixes.

Signed-off-by: Kees Cook <keesc...@chromium.org>

Acked-by: Vlastimil Babka <vba...@suse.cz>

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