linux-kernel - [lkp] [drm/i915] cb0d205e0ff: [drm:gen8_irq_handler [i915]] *ERROR* The master control interrupt lied (SDE)!

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Message-ID: <1436939005.14273.56.camel@intel.com>
Date:	Wed, 15 Jul 2015 13:43:25 +0800
From:	Huang Ying <ying.huang@...el.com>
To:	Chris Wilson <chris@...is-wilson.co.uk>
Cc:	Daniel Vetter <daniel.vetter@...ll.ch>,
	LKML <linux-kernel@...r.kernel.org>, LKP ML <lkp@...org>
Subject: [lkp] [drm/i915] cb0d205e0ff: [drm:gen8_irq_handler [i915]] *ERROR*
 The master control interrupt lied (SDE)!

FYI, we noticed the below changes on

git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
commit cb0d205e0ffc78eb51d5e62c8ee841f286f10303 ("drm/i915: Reduce locking in gen8 IRQ handler")


+-----------------------------+------------+------------+
>                             | a6111f7b66 | cb0d205e0f |
+-----------------------------+------------+------------+
> boot_successes              | 25         | 14         |
> boot_failures               | 0          | 8          |
> drm:gen8_irq_handler[i915]] | 0          | 8          |
+-----------------------------+------------+------------+


]: step time ser
[   34.471251] random: nonblocking pool is initialized
ver 192.168.1.1 
[   39.789256] [drm:gen8_irq_handler [i915]] *ERROR* The master control interrupt lied (SDE)!
offset -29057.27
[   41.478320] [drm:gen8_irq_handler [i915]] *ERROR* The master control interrupt lied (SDE)!


To reproduce:

        git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git
        cd lkp-tests
        bin/lkp install job.yaml  # job file is attached in this email
        bin/lkp run     job.yaml

Thanks,
Ying Huang

View attachment "config-4.0.0-rc6-00483-gcb0d205" of type "text/plain" (136346 bytes)

Download attachment "dmesg.xz" of type "application/octet-stream" (15892 bytes)

Download attachment "job.yaml" of type "application/x-yaml" (2838 bytes)

View attachment "reproduce" of type "text/plain" (133 bytes)