Re: Boot failure with ext2 and initrds

[Mel Gorman]

On Tue, 14 Nov 2006, Andrew Morton wrote:

> On Tue, 14 Nov 2006 19:11:22 +0000 (GMT)
> Hugh Dickins <hugh@xxxxxxxxxxx> wrote:
>
> > On Tue, 14 Nov 2006, Mel Gorman wrote:
> > > 2.6.19-rc5-mm2
> > >
> > > Am seeing errors with systems using ext2. First machine is a plan old x86
> > > using initramfs. Console output looks like;
> > > ...
> > > Configuring network interfaces...BUG: soft lockup detected on CPU#3!
> > > ...
> > >  [<c01b3b80>] ext2_try_to_allocate+0xdb/0x152
> > >  [<c01b3e72>] ext2_try_to_allocate_with_rsv+0x4b/0x1b2
> > >
> > > I've not investigated yet what patches might be at fault.
> >
> > I expect you'll find it's
> > ext2-reservations-bring-ext2-reservations-code-in-line-with-latest-ext3.patch
> > which gets stuck in a loop there for me too: back it out and all seems fine.
> >
> > It's not obvious which part of the patch is to blame: mostly it's
> > cleanup, but a few variables do change size: I'm currently narrowing
> > down to where a fix is needed.
>
> Doing s/-Wall/-W/ tends to shake out bugs in this stuff.
>
> The below might help.

It worked for me on the two problem machines. Thanks
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