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Date: Sat, 6 Aug 2011 21:36:59 +0200 From: "Rafael J. Wysocki" <rjw@...k.pl> To: Alan Stern <stern@...land.harvard.edu> Cc: Jesper Juhl <jj@...osbits.net>, Len Brown <len.brown@...el.com>, linux-pm@...ts.linux-foundation.org, linux-kernel@...r.kernel.org Subject: Re: [linux-pm] Crash when suspending Lenovo T510 laptop (2.6.39.3) On Friday, August 05, 2011, Alan Stern wrote: > On Fri, 5 Aug 2011, Rafael J. Wysocki wrote: > > > > You're right, sorry. System suspend was not involved, so the problem > > > was triggerend by runtime suspend alone, resulting from unplugging the > > > Ethernet cable. > > > > > > It looks like the crash started in pci_disable_msi(). > > > > OTOH, I'm not sure how pci_legacy_suspend_late() was called. > > In theory it is only called by the system suspend code and it surely > > is not called for e1000e. > > The ? indicates that pci_legacy_suspend_late() wasn't necessarily on > the task's call stack; it may simply have been a leftover pointer from > some other operation, sitting somewhere in the middle of the stack > page. However, Jesper said the crash happend during suspend, so I wonder how that might be present on the stack while executing runtime PM routines? Rafael -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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