Re: [linux-pm] Crash when suspending Lenovo T510 laptop (2.6.39.3)

From: Alan Stern
Date: Fri Aug 05 2011 - 16:44:17 EST


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.

Alan Stern

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