>From: Rafael J. Wysocki [mailto:rjw@sisk.pl]
>Sent: Tuesday, April 15, 2008 2:04 PM
>To: Adrian Bunk
>Cc: Carlos R. Mafra; Linux Kernel Mailing List; Soeren
>Sonnenburg; Pallipadi, Venkatesh
>Subject: Re: [Bug #10117] 2.6.25-current-git sometimes hangs
>on boot - dual-core Sony Vaio
>
>On Tuesday, 15 of April 2008, Adrian Bunk wrote:
>> On Tue, Apr 15, 2008 at 10:33:38PM +0200, Rafael J. Wysocki wrote:
>> > On Tuesday, 15 of April 2008, Carlos R. Mafra wrote:
>> > > On Sun 13.Apr'08 at 17:25:45 -0300, Carlos R. Mafra wrote:
>> > > > On Sun 13.Apr'08 at 20:56:41 +0200, Rafael J. Wysocki wrote:
>> > > > > This message has been generated automatically as a
>part of a report
>> > > > > of recent regressions.
>> > > > >
>> > > > > The following bug entry is on the current list of
>known regressions
>> > > > > from 2.6.24. Please verify if it still should be listed.
>> > > > >
>> > > > >
>> > > > > Bug-Entry :
>http://bugzilla.kernel.org/show_bug.cgi?id=10117
>> > > > > Subject : 2.6.25-current-git sometimes
>hangs on boot - dual-core Sony Vaio
>> > > > > Submitter : Soeren Sonnenburg <kernel@nn7.de>
>> > > > > Date : 2008-02-23 18:55 (51 days old)
>> > > > > References :
http://lkml.org/lkml/2008/2/23/263
>> > > > >
http://lkml.org/lkml/2008/4/4/41
>> > > > >
http://lkml.org/lkml/2008/4/9/69
>> > > >
>> > > > Soeren said it no longer happens to him in
>http://lkml.org/lkml/2008/4/9/53
>> > > > but unfortunately it still happens with me using -rc9.
>So I kidnapped his
>> > > > bugzilla report :-)
>> > > >
>> > > > In the bugzilla entry I said earlier today that
>"hpet=disable" apparently
>> > > > makes the problem go away (42 boots OK so far, whereas
>without this
>> > > > boot option it hangs ~90% using vga=6 and ~10% using
>vga=0x0364)
>> > > >
>> > > > I tried to bisect it, but sometimes in pre 2.6.25-rc1
>kernels it takes
>> > > > 30 boots before the first hang to occur. So bisection
>is not reliable...
>> > > >
>> > > > If someone proposes a patch I will be glad to test it!
>> > > >
>> > > > PS: The similar bug in buzilla 10377 also appears to be "fixed"
>> > > > by using hpet=disable, see comment #17 in that bug.
>> > >
>> > >
>> > > From what Mark Lord said in his comments #33 to #35 in
>> > >
http://bugzilla.kernel.org/show_bug.cgi?id=10117
>> > > it appears that this is a much older regression, from april 2007.
>> > >
>> > > So this is a regression, but not from 2.6.24 (although somehow
>> > > it never hit me before). I don't know about the policy of closing
>> > > regressions that come from way before the previous
>kernel version,
>> > > if there is any. Then I will let you manage the bugzilla #10117
>> > > as you see fit (but I will be "there" to hopefuly test any
>> > > proposed patches).
>> >
>> > I dropped the bug from the list of recent regressions, so
>it doesn't block
>> > bug #9832 any more. However, this still is a bug and
>regression, so the
>> > bugzilla entry remains open.
>>
>> Soerens original report was a 2.6.25 regression.
>>
>> And #10377 that was closed as a duplicate of #10117 was also
>reported as
>> a 2.6.25 regression.
>>
>> #10117 seems to suffer from the common disease of people
>hijacking an
>> existing bug, but Soeren's issue that was what was
>originally tracked in
>> #10117 is (or was) a 2.6.25 regression.
>
>Well, I'm really not 100% sure it was a regression from 2.6.24
>and I'm not
>sure bug #10377 should have been marked as a duplicate.
>
>I made bug #10117 block bug #9832 again, but it would be nice
>to sort this out.
>
>Why do we think that the cause of bugs #10117 and #10377 is the same?
>
>Rafael
>
