linux-kernel - [nvme] dd706de7dc: last_state.load_disk

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Date:   Mon, 21 Sep 2020 17:16:04 +0800
From:   kernel test robot <rong.a.chen@...el.com>
To:     Tianxianting <tian.xianting@....com>
Cc:     0day robot <lkp@...el.com>, LKML <linux-kernel@...r.kernel.org>,
        lkp@...ts.01.org
Subject: [nvme] dd706de7dc: last_state.load_disk_fail

Greeting,

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

commit: dd706de7dc63916dd44a88b9967a4a15ac6d8c7e ("nvme: use correct upper limit for tag in nvme_handle_cqe()")
url: https://github.com/0day-ci/linux/commits/UPDATE-20200918-190842/Xianting-Tian/nvme-use-correct-upper-limit-for-tag-in-nvme_handle_cqe/20200918-155407


in testcase: filebench
version: filebench-x86_64-22620e6-1_20200716
with following parameters:

	disk: 1HDD
	fs: f2fs
	test: randomwrite.f
	cpufreq_governor: performance
	ucode: 0x11



on test machine: 288 threads Intel(R) Xeon Phi(TM) CPU 7295 @ 1.50GHz with 80G 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 <rong.a.chen@...el.com>


[   93.321681] can't load the disk /dev/disk/by-id/ata-WDC_WD30EZRX-00SPEB0_WD-WCC4E4EK5J23-part1, skip testing...
[   93.321691] 
[   99.202653] nvme nvme1: I/O 4 QID 0 timeout, disable controller
[   99.202659] nvme nvme0: I/O 28 QID 0 timeout, disable controller
[   99.306619] nvme nvme0: Device shutdown incomplete; abort shutdown
[   99.320988] nvme nvme0: Identify Controller failed (-4)
[   99.322627] nvme nvme1: Device shutdown incomplete; abort shutdown
[   99.326949] nvme nvme0: Removing after probe failure status: -5
[   99.348947] nvme nvme1: Identify Controller failed (-4)
[   99.354898] nvme nvme1: Removing after probe failure status: -5


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 run     job.yaml



Thanks,
Rong Chen


View attachment "config-5.9.0-rc4-00158-gdd706de7dc639" of type "text/plain" (170290 bytes)

View attachment "job-script" of type "text/plain" (8365 bytes)

Download attachment "dmesg.xz" of type "application/x-xz" (25792 bytes)

View attachment "job.yaml" of type "text/plain" (5455 bytes)