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SubjectRe: [PATCH 2.6.18-rc6 00/10] Kernel memory leak detector 0.10
On 07/09/06, Catalin Marinas <catalin.marinas@gmail.com> wrote:
> On 07/09/06, Michal Piotrowski <michal.k.k.piotrowski@gmail.com> wrote:
> > I get a kernel panic
> > http://www.stardust.webpages.pl/files/o_bugs/kmemleak-0.10/panic.jpg
> >
> > http://www.stardust.webpages.pl/files/o_bugs/kmemleak-0.10/kml-config
>
> Well, you set CONFIG_DEBUG_MEMLEAK_HASH_BITS to 32, this means that
> kmemleak needs to allocate (sizeof(void*) * 2^32) which is 16GB of
> RAM. I think a maximum of 20 should be enough (I got acceptable
> results with 16 hash bits, the default value, and it seemed to do
> better with 18).

CONFIG_DEBUG_MEMLEAK=y
CONFIG_DEBUG_MEMLEAK_HASH_BITS=8
CONFIG_DEBUG_MEMLEAK_TRACE_LENGTH=12
CONFIG_DEBUG_MEMLEAK_PREINIT_OBJECTS=512
# CONFIG_DEBUG_MEMLEAK_SECONDARY_ALIASES is not set
# CONFIG_DEBUG_MEMLEAK_TASK_STACKS is not set
# CONFIG_DEBUG_MEMLEAK_ORPHAN_FREEING is not set
CONFIG_DEBUG_MEMLEAK_REPORTS_NR=100
# CONFIG_DEBUG_KEEP_INIT is not set
# CONFIG_DEBUG_MEMLEAK_TEST is not set

I still get a panic

>
> --
> Catalin
>

Regards,
Michal

--
Michal K. K. Piotrowski
LTG - Linux Testers Group
(http://www.stardust.webpages.pl/ltg/)
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