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


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