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Message-ID: <86802c440802122155o96af814h7cb5b9bee96e9674@mail.gmail.com>
Date: Tue, 12 Feb 2008 21:55:25 -0800
From: "Yinghai Lu" <yhlu.kernel@gmail.com>
To: "H. Peter Anvin" <hpa@zytor.com>,
       "James Bottomley" <James.Bottomley@hansenpartnership.com>
Subject: Re: /initrd.img
Cc: "Andrew Morton" <akpm@linux-foundation.org>, "Ingo Molnar" <mingo@elte.hu>,
       "Christoph Lameter" <clameter@sgi.com>,
       "Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>
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On Feb 12, 2008 9:53 AM, H. Peter Anvin <hpa@zytor.com> wrote:
>
> Yinghai Lu wrote:
> > any limitation about size of
> > /initrd.img that saved by populate_rootfs ?
> >
> > i got
> >
> > RAMDISK: Compressed image found at block 0
> > RAMDISK: incomplete write (-28 != 2048) 134217728
> > crc error
> > VFS: Mounted root (ext2 filesystem).
> > Freeing unused kernel memory: 388k freed
> > init_special_inode: bogus i_mode (177777)
> > Warning: unable to open an initial console.
> > init_special_inode: bogus i_mode (177777)
> > init_special_inode: bogus i_mode (177777)
> > Kernel panic - not syncing: No init found.  Try passing init= option to kernel.
> >
> > before that
> > checking if image is initramfs... it isn't (no cpio magic); looks like an initrd
> > Freeing initrd memory: 25735k freed.
> >
> > that only happen one system (64G RAM) and SLUB.
> >
> > if using SLAB, it works well.
> >
> > somewhere the ramdisk or /initrd.img get corrupted..
> >
>
> Assuming a 64-bit system, that's *supposed* to work.  Doesn't mean
> anything that weird has been tested.
>
> It could be a SLUB bug, or it could be memory not being properly defended.

found the root case. something wrong ses.c
will send one patch to James.

YH