linux-kernel - Re: next/master boot: 254 boots: 16 failed, 231 passed with 4 offline, 1 untried/unknown, 2 conflicts (next-20190726)

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Message-ID: <20190726134843.GC55803@sirena.org.uk>
Date:   Fri, 26 Jul 2019 14:48:43 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     kernel-build-reports@...ts.linaro.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-arm-msm@...r.kernel.org
Subject: Re: next/master boot: 254 boots: 16 failed, 231 passed with 4
 offline, 1 untried/unknown, 2 conflicts (next-20190726)

On Fri, Jul 26, 2019 at 05:18:01AM -0700, kernelci.org bot wrote:

The past few versions of -next failed to boot on apq8096-db820c:

>     defconfig:
>         gcc-8:
>             apq8096-db820c: 1 failed lab

with an RCU stall towards the end of boot:

00:03:40.521336  [   18.487538] qcom_q6v5_pas adsp-pil: adsp-pil supply px not found, using dummy regulator
00:04:01.523104  [   39.499613] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
00:04:01.533371  [   39.499657] rcu: 	2-...!: (0 ticks this GP) idle=9ca/1/0x4000000000000000 softirq=1450/1450 fqs=50
00:04:01.537544  [   39.504689] 	(detected by 0, t=5252 jiffies, g=2425, q=619)
00:04:01.541727  [   39.513539] Task dump for CPU 2:
00:04:01.547929  [   39.519096] seq             R  running task        0   199    198 0x00000000

Full details and logs at:

	https://kernelci.org/boot/id/5d3aa7ea59b5142ba868890f/

The last version that worked was from the 15th and there seem to be
similar issues in mainline since -rc1.

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