Re: Hang on suspend

[Pavel Machek]

On Sun 2008-02-24 14:44:09, Julian Blake Kongslie wrote:
> On Sun, 2008-02-24 at 23:35 +0100, Rafael J. Wysocki wrote:
> > [Please don't drop the CC list from replies.]
> 
> Yeah, sorry, I accidentally whacked the wrong reply button.
> 
> > On Sunday, 24 of February 2008, Julian Blake Kongslie wrote:
> > > On Sun, 2008-02-24 at 12:23 +0100, Rafael J. Wysocki wrote:
> > > > Can you please check what's at the address platform_suspend_late+0x19?
> > > 
> > > 0xc0253ca9 is in platform_suspend_late (drivers/base/platform.c:579).
> > > 574	{
> > > 575		struct platform_driver *drv = to_platform_driver(dev->driver);
> > > 576		struct platform_device *pdev;
> > > 577		int ret = 0;
> > > 578	
> > > 579		pdev = container_of(dev, struct platform_device, dev);
> > > 580		if (dev->driver && drv->suspend_late)
> > > 581			ret = drv->suspend_late(pdev, mesg);
> > > 582	
> > > 583		return ret;
> > 
> > That's strange, it looks like the container_of() accessing beyond the
> > structure.
> > 
> > Is this 100% reproducible?
> 
> Yes, it is. I've had this hang on suspend since at least some time in
> early 2.6.24-rc, although because I have to transcribe the oops manually
> I haven't had enough incentive to get it reported until now.
> Unfortunately, I just don't need to suspend very often, so it may have
> been introduced some time before then.
> 
> If you don't have any other ideas, I can try to bisect and find the
> change that introduced it, but it'll probably take me a day or two; I
> have other things I need to use my computer for, so it's a bit difficult
> to do the constant-reboot-and-test cycle.

Any news on this? Did bisect show something interesting?



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