Messages in this thread | | | Date | Thu, 4 Jun 2009 22:38:05 -0700 | From | Andrew Morton <> | Subject | Re: /proc/kcore has a unreasonable size(281474974617600) in x86_64 2.6.30-rc8. |
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On Fri, 05 Jun 2009 12:03:52 +0800 Tao Ma <tao.ma@oracle.com> wrote:
> Hi list, > In 2.6.30-rc8, /proc/kcore in x86_64's size is unreasonable large > to be 281474974617600. > While in a x86 box, it is 931131392 which looks sane. > > [root@test8 ~]# ll /proc/kcore > -r-------- 1 root root 281474974617600 Jun 5 11:15 /proc/kcore > > [root@ocfs2-test9 ~]$ ll /proc/kcore > -r-------- 1 root root 931131392 Jun 5 11:58 /proc/kcore > > I just noticed this when kexec fails in "Can't find kernel text map area > from kcore". > > Is there something wrong? >
fs/proc/kcore.c hasn't changed since October last year. Was 2.6.29 OK? Earlier kernels?
Thanks.
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