Re: mmotm 2010-05-11 - dies in pm_qos_update_request()

["Rafael J. Wysocki" <rjw@sisk.pl>]

On Thursday 13 May 2010, Valdis.Kletnieks@vt.edu wrote:
> On Wed, 12 May 2010 23:07:20 +0200, "Rafael J. Wysocki" said:
> > On Wednesday 12 May 2010, Valdis.Kletnieks@vt.edu wrote:
> > > On Tue, 11 May 2010 18:21:22 PDT, akpm@linux-foundation.org said:
> > > > The mm-of-the-moment snapshot 2010-05-11-18-20 has been uploaded to
> > > > 
> > > >    http://userweb.kernel.org/~akpm/mmotm/
> > > 
> > > Dell Latitude E6500, x86_64 kernel.
> > > 
> > > Died a horrid death at boot in the e1000e driver.  Seems to be
> > > something in linux-next.patch. Didn't get a netconsole trace for obvious
> > > reasons...
> > > 
> > > Copied-by-hand traceback:
> > > pm_qos_update_request()+0x22
> > > e1000_configure+0x478
> > > e1000_open_device+0xee
> > > ? _raw_notifier_call_chain+0xf
> > > __dev_open+0xec
> > > dev_open+0x1b
> > > netpoll_setup+0x28b
> > > init_netconsole+0xbc
> > > 
> > > I suspect this commit:
> > > 
> > > commit 23606cf5d1192c2b17912cb2ef6e62f9b11de133
> > > Author: Rafael J. Wysocki <rjw@sisk.pl>
> > > Date:   Sun Mar 14 14:35:17 2010 +0000
> > > 
> > >     e1000e / PCI / PM: Add basic runtime PM support (rev. 4)
> > 
> > No, I don't think so.  I'm running -rc6 with this patch applied on a box with
> > e1000e and it works just fine.
> > 
> > Please try to revert this one instead:
> > 
> > http://git.kernel.org/?p=linux/kernel/git/rafael/suspend-2.6.git;a=patch;h=ed77134bfccf5e75b6cbadab268e559dbe6a4ebb
> 
> Confirming - reverting that patch and doing the build fixup results in a
> kernel that doesn't blow up in the e1000e driver...

Can you try the tree at:

git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspend-2.6.git linux-next

without the other linux-next changes, please?

I'm not seeing the problem you're reporting on my test box with e1000e.

Rafael

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