Re: 2.6.25-rc5: Reported regressions from 2.6.24

Jeff Garzik
2008-03-17T19:22:45Z

Rafael J. Wysocki wrote:
> On Tuesday, 11 of March 2008, Jeff Garzik wrote:
>> Linus Torvalds wrote:
>>> On Mon, 10 Mar 2008, Jeff Garzik wrote:
>>>>> Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=10123
>>>>> Subject : No power-off / reboot with 2.6.25-rcX (up to -rc3)
>>>> FWIW, I have this same problem.
>>> Jeff, does that one ("keep rd->online and cpu_online_map in sync") fix the
>>> problem for you?
>> Nope. I am running baadac8b10c5ac15ce3d26b68fa266c8889b163f now, and it
>> still hangs on reboot or power-off.
>>
>> Interestingly, if I reboot -immediately- from gdm, it succeeds. However
>> if I login to Fedora GNOME via gdm, and load my standard apps (1001
>> terminals, firefox, tbird, IRC) reboot and poweroff no longer work.
>>
>> My guess was always some ACPI regression. I'll bisect today or
>> tomorrow. It is reproducible regression that appeared recently (circa
>> 2.6.24 or 2.6.25-rc1 I think), so I should be able to find the culprit.

Well, after going through several kernel versions (back to 2.6.19 so
far), this machine continues to have reboot problems. I'm going to
back-burner this, as it is looking more like a hardware or BIOS problem
that cropped up recently.

Jeff