Re: next/master boot bisection: next-20190430 on beagle-xm

From: Tony Lindgren
Date: Wed May 01 2019 - 12:52:45 EST


* Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx> [190501 16:45]:
> On 2019-05-01 09:29:44 [-0700], Tony Lindgren wrote:
> > Hi,
> >
> > * Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx> [190501 15:37]:
> > >
> > > On 2019-04-30 13:51:40 [-0700], kernelci.org bot wrote:
> > > > next/master boot bisection: next-20190430 on beagle-xm
> > > >
> > > > Summary:
> > > > Start: f43b05fd4c17 Add linux-next specific files for 20190430
> > > > Details: https://kernelci.org/boot/id/5cc84d7359b514b7ab55847b
> > > > Plain log: https://storage.kernelci.org//next/master/next-20190430/arm/multi_v7_defconfig+CONFIG_SMP=n/gcc-7/lab-baylibre/boot-omap3-beagle-xm.txt
> > > > HTML log: https://storage.kernelci.org//next/master/next-20190430/arm/multi_v7_defconfig+CONFIG_SMP=n/gcc-7/lab-baylibre/boot-omap3-beagle-xm.html
> > > > Result: 6d25be5782e4 sched/core, workqueues: Distangle worker accounting from rq lock
> > > >
> > > > Checks:
> > > > revert: PASS
> > > > verify: PASS
> > > >
> > > > Parameters:
> > > > Tree: next
> > > > URL: git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
> > > > Branch: master
> > > > Target: beagle-xm
> > > > CPU arch: arm
> > > > Lab: lab-baylibre
> > > > Compiler: gcc-7
> > > > Config: multi_v7_defconfig+CONFIG_SMP=n
> > > > Test suite: boot
> > > >
> > > > Breaking commit found:
> > > >
> > > > -------------------------------------------------------------------------------
> > > > commit 6d25be5782e482eb93e3de0c94d0a517879377d0
> > > > Author: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> > > > Date: Wed Mar 13 17:55:48 2019 +0100
> > > >
> > > > sched/core, workqueues: Distangle worker accounting from rq lock
> > >
> > > According to the bootlog it just stopped its output. This commit is in
> > > next since a week or two so I don't understand why this pops up now.
> >
> > Adding Kevin to Cc, he just confirmed on #armlinux irc that he is able to
> > reproduce this with CONFIG_SMP=n and root=/dev/ram0. I could not reproduce
> > this issue so far on omap3 with NFSroot at least.
>
> So that problem remains even that the job for today passed?

So it seems, let's wait and see what Kevin comes up with.

> > > I just revived my BBB and I can boot that commit in question. Currently
> > > that as close as I get to a beagle-xm.
> > > Looking at
> > > https://kernelci.org/boot/id/5cc9a64359b514a77f5584af/
> > > it seems that the very same board managed to boot linux-next for
> > > next-20190501.
> > >
> > > Side note: I can't boot next-20190501 on my BBB, bisect points to commit
> > > 1a5cd7c23cc52 ("bus: ti-sysc: Enable all clocks directly during init to read revision")
> > >
> > > any idea?
> >
> > Oh interesting thanks for letting me know. Next boots fine for me here
> > with NFSroot on BBB.
> >
> > Do you have some output on what happens so I can investigate?
>
> Nope, the console remains dark.

OK. Can you please email me your .config and the kernel cmdline you're
using? I'll try to reproduce that one here.

Regards,

Tony