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kasan: depend on CONFIG_SLUB_DEBUG

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KASAN depends on having access to some of the accounting that SLUB_DEBUG
does; without it, there are immediate crashes [1].  So, the natural
thing to do is to make KASAN select SLUB_DEBUG.

[1] http://lkml.kernel.org/r/CAHmME9rtoPwxUSnktxzKso14iuVCWT7BE_-_8PAC=pGw1iJnQg@mail.gmail.com

Link: http://lkml.kernel.org/r/20180622154623.25388-1-Jason@zx2c4.com
Fixes: f9e13c0a5a ("slab, slub: skip unnecessary kasan_cache_shutdown()")
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Reviewed-by: Shakeel Butt <shakeelb@google.com>
Acked-by: Christoph Lameter <cl@linux.com>
Cc: Shakeel Butt <shakeelb@google.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jason A. Donenfeld 2018-06-27 23:26:20 -07:00 committed by Linus Torvalds
parent f77bc3a82c
commit dd275caf4a
1 changed files with 1 additions and 0 deletions
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1
lib/Kconfig.kasan
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@ -6,6 +6,7 @@ if HAVE_ARCH_KASAN
config KASAN config KASAN
bool "KASan: runtime memory debugger" bool "KASan: runtime memory debugger"
depends on SLUB || (SLAB && !DEBUG_SLAB) depends on SLUB || (SLAB && !DEBUG_SLAB)
select SLUB_DEBUG if SLUB
select CONSTRUCTORS select CONSTRUCTORS
select STACKDEPOT select STACKDEPOT
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