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2.6.25-rc7/8: Another resume regression

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To: Rafael J. Wysocki <rjw@...>
Cc: LKML <linux-kernel@...>, Adrian Bunk <bunk@...>, Andrew Morton <akpm@...>, <david-b@...>, <oliver@...>, Alan Stern <stern@...>
Date: Thursday, April 3, 2008 - 3:06 pm

Hi,

Okay, USB now works fine on resume after fixing the iaa_watchdog issue.

But twice now, once before that fix, and again just a minute ago,
my machine has failed completely to resume after suspend-to-RAM.

Again, resume here is 100% reliable in 2.6.24 and earlier.

Symptoms: the usual:

  -- 2.6.25-rc8 (and -rc7 earlier), plus USB fix.
  -- not reproduceable on demand.
  -- black screen of death -- no backlight, no kernel messages.
  -- no hard drive activity.
  -- no alt-sysrq-anything.
  -- 5 second hold of the power button to poweroff and then recover.

Not much info to go on, but it's worth knowing there's an issue here somewhere.

Cheers
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Messages in current thread:
2.6.25-rc6-git6: Reported regressions from 2.6.24, Rafael J. Wysocki, (Fri Mar 21, 9:59 pm)
Re: 2.6.25-rc6-git6: Reported regressions from 2.6.24, Linus Torvalds, (Mon Mar 31, 2:21 pm)
2.6.25-rc7/8: Another resume regression, Mark Lord, (Thu Apr 3, 3:06 pm)
Re: 2.6.25-rc7/8: Another resume regression, Mark Lord, (Fri Apr 4, 10:27 pm)
Re: 2.6.25-rc7/8: Another resume regression, Rafael J. Wysocki, (Mon Apr 7, 6:51 am)
Re: 2.6.25-rc7/8: Another resume regression, Mark Lord, (Mon Apr 7, 11:51 am)
Re: 2.6.25-rc7/8: Another resume regression, Rafael J. Wysocki, (Mon Apr 7, 1:40 pm)
Re: 2.6.25-rc7/8: Another resume regression, Mark Lord, (Tue Apr 8, 11:35 am)
Re: 2.6.25-rc6-git6: Reported regressions from 2.6.24, Tino Keitel, (Mon Mar 31, 5:04 pm)
Re: 2.6.25-rc6-git6: Reported regressions from 2.6.24, Tino Keitel, (Mon Mar 31, 5:26 pm)
Re: [patch] pci: revert "PCI: remove transparent bridge sizi..., Benjamin Herrenschmidt, (Wed Mar 26, 7:45 pm)
Re: [patch] pci: revert "PCI: remove transparent bridge sizi..., Benjamin Herrenschmidt, (Wed Mar 26, 5:57 pm)
Re: [patch] pci: revert "PCI: remove transparent bridge sizi..., Benjamin Herrenschmidt, (Wed Mar 26, 7:17 pm)
Re: [patch] pci: revert "PCI: remove transparent bridge sizi..., Benjamin Herrenschmidt, (Wed Mar 26, 6:29 pm)
Re: [patch] pci: revert "PCI: remove transparent bridge sizi..., Benjamin Herrenschmidt, (Wed Mar 26, 6:54 pm)
Re: [patch] pci: revert "PCI: remove transparent bridge sizi..., Benjamin Herrenschmidt, (Wed Mar 26, 7:18 pm)
Re: [patch] pci: revert "PCI: remove transparent bridge sizi..., Benjamin Herrenschmidt, (Wed Mar 26, 6:27 pm)
Re: ohci1394 problem (MMIO broken) (was 2.6.25-rc6-git6: Rep..., Benjamin Herrenschmidt, (Wed Mar 26, 8:17 am)
Re: ohci1394 problem (MMIO broken) (was 2.6.25-rc6-git6: Rep..., Benjamin Herrenschmidt, (Tue Mar 25, 11:39 pm)
Re: ohci1394 problem (MMIO broken) (was 2.6.25-rc6-git6: Rep..., Benjamin Herrenschmidt, (Wed Mar 26, 7:25 pm)
Re: ohci1394 problem (MMIO broken) (was 2.6.25-rc6-git6: Rep..., Benjamin Herrenschmidt, (Tue Mar 25, 7:33 pm)
Re: ohci1394 problem (MMIO broken) (was 2.6.25-rc6-git6: Rep..., Benjamin Herrenschmidt, (Tue Mar 25, 8:12 pm)
Re: ohci1394 problem (MMIO broken) (was 2.6.25-rc6-git6: Rep..., Rafael J. Wysocki, (Sat Mar 22, 1:58 pm)
Re: 2.6.25-rc6-git6: Reported regressions from 2.6.24, Jeff Garzik, (Fri Mar 21, 10:52 pm)
Re: 2.6.25-rc6-git6: Reported regressions from 2.6.24, Ingo Molnar, (Sat Mar 22, 7:11 am)
Re: 2.6.25-rc6-git6: Reported regressions from 2.6.24, Romano Giannetti, (Thu Mar 27, 6:18 am)
Re: 2.6.25-rc6-git6: Reported regressions from 2.6.24, Rafael J. Wysocki, (Wed Mar 26, 6:11 pm)
Re: 2.6.25-rc6-git6: Reported regressions from 2.6.24, Adrian Bunk, (Wed Mar 26, 1:02 pm)
Re: 2.6.25-rc6-git6: Reported regressions from 2.6.24, Heiko Carstens, (Sat Mar 22, 12:32 pm)
Re: 2.6.25-rc6-git6: Reported regressions from 2.6.24, Rafael J. Wysocki, (Sat Mar 22, 1:56 pm)
Re: 2.6.25-rc6-git6: Reported regressions from 2.6.24, Andrew Morton, (Sat Mar 22, 1:33 am)
Re: 2.6.25-rc6-git6: Reported regressions from 2.6.24, Ingo Molnar, (Sat Mar 22, 7:15 am)
Re: 2.6.25-rc6-git6: Reported regressions from 2.6.24, Rafael J. Wysocki, (Sat Mar 22, 1:53 pm)
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