From: Lee Schermerhorn <Lee.Schermerhorn@hp.com>
To: Christoph Lameter <clameter@sgi.com>,
linux-ia64 <linux-ia64@vger.kernel.org>
Cc: kxr@sgi.com, Andrew Morton <akpm@linux-foundation.org>,
linux-mm <linux-mm@kvack.org>, Bob Picco <bob.picco@hp.com>,
Mel Gorman <mel@skynet.ie>, Eric Whitney <eric.whitney@hp.com>,
Andy Whitcroft <apw@shadowen.org>
Subject: Re: 2.6.23-rc1-mm1: boot hang on ia64 with memoryless nodes
Date: Thu, 26 Jul 2007 13:53:27 +0000 [thread overview]
Message-ID: <1185458007.7653.1.camel@localhost> (raw)
In-Reply-To: <1185398337.5604.96.camel@localhost>
On Wed, 2007-07-25 at 17:18 -0400, Lee Schermerhorn wrote:
> On Wed, 2007-07-25 at 12:38 -0700, Christoph Lameter wrote:
> > (ccing Andy who did the work on the config stuff)
> >
> > On Wed, 25 Jul 2007, Lee Schermerhorn wrote:
> >
> > > I tried to deselect SPARSEMEM_VMEMMAP. Kconfig's "def_bool=y" wouldn't
> > > let me :-(. After hacking the Kconfig and mm/sparse.c to allow that,
> > > boot hangs with no error messages shortly after "Built N zonelists..."
> > > message.
> >
> > I get a similar hang here and see the system looping in softirq / hrtimer
> > code.
> >
> > > Backed off to DISCONTIGMEM+VIRTUAL_MEMORY_MAP, and saw same hang as with
> > > (SPARSMEM && !SPARSEMEM_VMEMMAP).
> >
> > So its not related to SPARSE VMEMMAP? General VMEMMAP issue on IA64?
>
> This hang is different from the one I see with SPARSE VMEMMAP -- no
> "Unable to handle kernel paging request..." message. Just hangs after
> "Built N zonelists..." and some message about "color" that I didn't
> capture. Next time [:-(]...
The "color" message was actually:
Console: colour dummy device 80x25
So, now I'm wondering if I'm hitting the "Regression in serial
console..." issue, and the system was actually booting--I just didn't
see any output. If so, the "Unable to handle kernel paging request..."
hang might well be a problem with SPARSEMEM_VMEMMAP...
Lee
next parent reply other threads:[~2007-07-26 13:53 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20070711182219.234782227@sgi.com>
[not found] ` <20070713151431.GG10067@us.ibm.com>
[not found] ` <Pine.LNX.4.64.0707130942030.21777@schroedinger.engr.sgi.com>
[not found] ` <1185310277.5649.90.camel@localhost>
[not found] ` <Pine.LNX.4.64.0707241402010.4773@schroedinger.engr.sgi.com>
[not found] ` <1185372692.5604.22.camel@localhost>
[not found] ` <1185378322.5604.43.camel@localhost>
[not found] ` <1185390991.5604.87.camel@localhost>
[not found] ` <Pine.LNX.4.64.0707251231570.8820@schroedinger.engr.sgi.com>
[not found] ` <1185398337.5604.96.camel@localhost>
2007-07-26 13:53 ` Lee Schermerhorn [this message]
2007-07-26 14:00 ` 2.6.23-rc1-mm1: boot hang on ia64 with memoryless nodes KAMEZAWA Hiroyuki
2007-07-26 18:10 ` Lee Schermerhorn
2007-07-26 14:33 ` Lee Schermerhorn
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