Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: Regression: Fixing recursive fault but reboot is needed at boot on HP 6730B - bisected | Date | Mon, 18 Mar 2013 00:27:03 +0100 |
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On Sunday, March 17, 2013 09:32:31 AM Roberto Oppedisano wrote: > Il 17/03/2013 01:59, Rafael J. Wysocki ha scritto: > > On Saturday, March 16, 2013 08:10:11 AM Roberto Oppedisano wrote: > >> Il 15/03/2013 18:13, Rafael J. Wysocki ha scritto: > >>>> Here's the new suspect: > >>>> > >>>> f95988de06ea62ef5bd861f06e9ef56cea405ed1 is the first bad commit > >>>> commit f95988de06ea62ef5bd861f06e9ef56cea405ed1 > >>>> Author: Rafael J. Wysocki <rafael.j.wysocki@intel.com> > >>>> Date: Mon Jan 7 21:17:02 2013 +0100 > >>>> > >>>> ACPI / scan: Treat power resources in a special way > >>> In that case, please try to comment out the following two lines: > >>> > >>> device_set_wakeup_capable(dev, true); > >>> acpi_pci_sleep_wake(pci_dev, false); > >>> > >>> in pci_acpi_setup() in drivers/pci/pci-acpi.c and see if that improves things > >>> for you. > >> Current git still hangs with those two lines commented out. > > What about commenting out the entire contents of pci_acpi_setup(), then? > > Still no luck, still hangs at boot. > > > Also, please send the output of acpidump from the affected machine. > > You can find acpidump and dmesg at: > > http://62.196.71.254/kernel/acpidump.gz > http://62.196.71.254/kernel/dmesg.txt.gz > > I noticed that booting with serial console enabled succeeds also with > failing kernels; > I've to do more testing to see if it's a 100% success ratio. > > dmesg is relative to vanilla current git kernel, booted without docking > station and with serial > console enabled. Inside it you can find some acpi related error; I don't > know if they're relevant.
Thanks for the files.
Please try to boot with initcall_debug in the kernel command line and see if that works around the problem and if not, whether or not it provides a clue about the point where boot is stuck (and if that point is always the same).
Thanks, Rafael
-- I speak only for myself. Rafael J. Wysocki, Intel Open Source Technology Center.
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