Re: -next20181010,1011 regression: thinkpad x60 (32 bit) dies during boot.

[Pavel Machek <pavel@ucw.cz>]

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Hi!

> > > > Problem is still there in today's next.
> > > 
> > > So what came in between -next20181005 and the first bad one? kernel/sched/*
> > > being the first place to look at.
> > 
> > kernel/sched does not seem to contain anything too scary.
> > 
> > I know that -next20181005 works ok, and I know -next20181010 is
> > bad. Is there easy way to bisect using that information? I can do
> > bisect between -next and mainline, but that's a lot of patches and
> > thus not much fun :-(.
> > 
> > In the meantime, I reproduced the failure with T40p. Is there someone
> > with working x86-32 in -next?
> 
> Does latest -tip fail too? If yes then I suspect bisection would be needed.

I already started bisect on -next (T40p is my test machine, so bisect
is not that bad).

The log so far is:

								Pavel

# bad: [771b65e89c8a51d611b8049718693a4202e4f732] Add linux-next specific files for 20181011
# good: [7876320f88802b22d4e2daf7eb027dd14175a0f8] Linux 4.19-rc4
git bisect start '771b65e89c8a51d611b8049718693a4202e4f732' '7876320f88802b22d4e2daf7eb027dd14175a0f8'
# good: [43faff25da004eabce691268da34065b3690f5ca] Merge remote-tracking branch 'net-next/master'
git bisect good 43faff25da004eabce691268da34065b3690f5ca
# good: [3e2beb7db82a880319aa2f0dcafa820f3f5206d3] Merge remote-tracking branch 'spi/for-next'
git bisect good 3e2beb7db82a880319aa2f0dcafa820f3f5206d3
# bad: [74411e5fd30ae540491c4d6142af6ee6b2b22f09] Merge remote-tracking branch 'char-misc/char-misc-next'
git bisect bad 74411e5fd30ae540491c4d6142af6ee6b2b22f09
# bad: [c810d907775aa2aa753e836a122613fd2416b14d] Merge remote-tracking branch 'kvm/linux-next'
git bisect bad c810d907775aa2aa753e836a122613fd2416b14d
# good: [fac07d2ba7b2764e3002ff9bc7861742a84a2ef6] Merge branch 'perf/core'
git bisect good fac07d2ba7b2764e3002ff9bc7861742a84a2ef6
# bad: [d74865bd3996c7a6f3e8ce6e626c1fe474e39494] Merge branch 'x86/mm'
git bisect bad d74865bd3996c7a6f3e8ce6e626c1fe474e39494
# good: [dcd2d0cece1608b2be9184786c900807ec947076] Merge branch 'x86/asm'
git bisect good dcd2d0cece1608b2be9184786c900807ec947076


-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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