Re: kernel BUG at arch/x86_64/mm/../../i386/mm/hugetlbpage.c:140!

[Alexander Y. Fomichev]

On Saturday 03 March 2007, Nish Aravamudan wrote:
> On 3/2/07, Alexander Y. Fomichev <gluk@xxxxxxx> wrote:
> > G'day
> >
> > I'm hit a bug on 2.6.21-rc1 at startup of mysql with 'large-pages' flag
> > set. (at this point mysql trying to allocate pages from hugetlb pool by
> > sysv shm syscalls). Seems like it could be triggered by previous badness
> > and probably hugetlb itself is not related. Anyway i couldn't reproduce
> > it by now with 2.6.21-rc2 git commit
> > 562aa1d4c6a874373f9a48ac184f662fbbb06a04. Very likely it has been fixed
> > somwhere between 2.6.21-rc1 and -rc2, but i couldn't find something
> > related by git log so any comments are welcome.
>
> Adam Litke posted a bug fix for hugetlb shm:
> http://lkml.org/lkml/2007/3/1/381.
>
> Does that help fix your problem too?
>
> Thanks,
> Nish

Yep, it is, though Adam address this patch powerpc and ia64 issue but
x86_64 (and probably i386) affected too.

-- 
Best regards.
        Alexander Y. Fomichev <gluk@xxxxxxx>
        Public PGP key: http://sysadminday.org.ru/gluk.asc
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