linux-kernel - [lkp-robot] [EDAC] 5729ee3edf: kmsg.EDAC_sbridge:Failed_to_register_device_with

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Date:   Mon, 10 Jul 2017 10:42:17 +0800
From:   kernel test robot <xiaolong.ye@...el.com>
To:     Borislav Petkov <bp@...e.de>
Cc:     Chris Metcalf <cmetcalf@...lanox.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Borislav Petkov <bp@...e.de>, lkp@...org
Subject: [lkp-robot] [EDAC]  5729ee3edf:
 kmsg.EDAC_sbridge:Failed_to_register_device_with_error


FYI, we noticed the following commit:

commit: 5729ee3edf50e4627ab216a170a4748a2d62dd12 ("EDAC: Remove EDAC_MM_EDAC")
https://git.kernel.org/cgit/linux/kernel/git/bp/bp.git edac-for-4.12-stub

in testcase: unixbench
with following parameters:

	runtime: 300s
	nr_task: 1
	test: pipe
	cpufreq_governor: performance

test-description: UnixBench is the original BYTE UNIX benchmark suite aims to test performance of Unix-like system.
test-url: https://github.com/kdlucas/byte-unixbench


on test machine: 88 threads Intel(R) Xeon(R) CPU E5-2699 v4 @ 2.20GHz with 64G memory

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


kern  :err   : [   32.919091] EDAC sbridge: Couldn't find mci handler
kern  :err   : [   32.919092] EDAC sbridge: Couldn't find mci handler
kern  :err   : [   32.919095] EDAC sbridge: Failed to register device with error -22.




To reproduce:

        git clone https://github.com/01org/lkp-tests.git
        cd lkp-tests
        bin/lkp install job.yaml  # job file is attached in this email
        bin/lkp run     job.yaml



Thanks,
Xiaolong

View attachment "config-4.11.0-rc1-00015-g5729ee3" of type "text/plain" (157938 bytes)

View attachment "job-script" of type "text/plain" (6725 bytes)

Download attachment "kmsg.xz" of type "application/octet-stream" (21156 bytes)

View attachment "unixbench" of type "text/plain" (18396 bytes)

View attachment "job.yaml" of type "text/plain" (4339 bytes)

View attachment "reproduce" of type "text/plain" (282 bytes)