linux-kernel - [drm/i915] 3ef784da89: drm:add_taint_for

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Date:   Mon, 22 Mar 2021 15:30:47 +0800
From:   kernel test robot <oliver.sang@...el.com>
To:     Jason Ekstrand <jason@...kstrand.net>
Cc:     0day robot <lkp@...el.com>, LKML <linux-kernel@...r.kernel.org>,
        lkp@...ts.01.org, rui.zhang@...el.com, yu.c.chen@...el.com,
        dri-devel@...ts.freedesktop.org, intel-gfx@...ts.freedesktop.org
Subject: [drm/i915]  3ef784da89: drm:add_taint_for_CI[i915]]



Greeting,

FYI, we noticed the following commit (built with gcc-9):

commit: 3ef784da894b68d695bd444ec28514412ba6b7b6 ("[Intel-gfx] [PATCH 5/5] drm/i915: Drop I915_CONTEXT_PARAM_RINGSIZE")
url: https://github.com/0day-ci/linux/commits/Jason-Ekstrand/drm-i915-gem-Drop-legacy-execbuffer-support-v2/20210318-084114
base: git://anongit.freedesktop.org/drm-intel for-linux-next

in testcase: suspend-stress
version: 
with following parameters:

	mode: freeze
	iterations: 10



on test machine: 4 threads Broadwell-Y with 8G memory

caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):



If you fix the issue, kindly add following tag
Reported-by: kernel test robot <oliver.sang@...el.com>



kern  :notice: [   12.146162] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
kern :debug : [   12.153317] calling acpi_cpufreq_init+0x0/0x1000 [acpi_cpufreq] @ 249 
kern :debug : [   12.153649] initcall acpi_cpufreq_init+0x0/0x1000 [acpi_cpufreq] returned -17 after 1 usecs 
kern  :info  : [   12.154409]  sda: sda1 sda2 sda3 sda4
kern  :notice: [   12.160744] sd 0:0:0:0: [sda] Attached SCSI disk
kern :notice: [   12.328905] i915 0000:00:02.0: [drm:add_taint_for_CI [i915]] CI tainted:0x9 by intel_gt_init (kbuild/src/consumer/drivers/gpu/drm/i915/gt/intel_gt.c:602) i915
kern  :info  : [   13.508520] [drm] Initialized i915 1.6.0 20201103 for 0000:00:02.0 on minor 0
kern  :info  : [   13.510712] ACPI: video: Video Device [GFX0] (multi-head: yes  rom: no  post: no)
kern  :info  : [   13.511305] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input8
kern :debug : [   13.512783] initcall i915_init+0x0/0x7c [i915] returned 0 after 1327281 usecs 
kern  :info  : [   13.560642] fbcon: i915drmfb (fb0) is primary device
kern  :info  : [   13.576389] i915 0000:00:02.0: [drm] Reducing the compressed framebuffer size. This may lead to less power savings than a non-reduced-size. Try to increase stolen memory size if available in BIOS.


To reproduce:

        git clone https://github.com/intel/lkp-tests.git
        cd lkp-tests
        bin/lkp install                job.yaml  # job file is attached in this email
        bin/lkp split-job --compatible job.yaml
        bin/lkp run                    compatible-job.yaml



---
0DAY/LKP+ Test Infrastructure                   Open Source Technology Center
https://lists.01.org/hyperkitty/list/lkp@lists.01.org       Intel Corporation

Thanks,
Oliver Sang


View attachment "config-5.12.0-rc2-00152-g3ef784da894b" of type "text/plain" (172899 bytes)

View attachment "job-script" of type "text/plain" (5335 bytes)

Download attachment "kmsg.xz" of type "application/x-xz" (73812 bytes)

View attachment "suspend-stress" of type "text/plain" (3938 bytes)

View attachment "job.yaml" of type "text/plain" (4341 bytes)