On Wed, 06 Jul 2011 12:26:05 +0100
David Howells <dhowe...@redhat.com> wrote:

> From: Davidlohr Bueso <d...@gnu.org>
> 
> The shdr4extnum variable isn't being freed in the cleanup process of
> elf_fdpic_core_dump().
> 
> Signed-off-by: Davidlohr Bueso <d...@gnu.org>
> Signed-off-by: David Howells <dhowe...@redhat.com>
> ---
> 
>  fs/binfmt_elf_fdpic.c |    1 +
>  1 files changed, 1 insertions(+), 0 deletions(-)
> 
> 
> diff --git a/fs/binfmt_elf_fdpic.c b/fs/binfmt_elf_fdpic.c
> index 63039ed..2bc5dc6 100644
> --- a/fs/binfmt_elf_fdpic.c
> +++ b/fs/binfmt_elf_fdpic.c
> @@ -1864,6 +1864,7 @@ cleanup:
>       kfree(psinfo);
>       kfree(notes);
>       kfree(fpu);
> +     kfree(shdr4extnum);
>  #ifdef ELF_CORE_COPY_XFPREGS
>       kfree(xfpu);
>  #endif

So if it dumps core often enough, the machine runs out of memory and
dies.  I added a cc:stable to my copy of this one.

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