linux-kernel - [VFS] 46a2afd9f6: ltp.rename10.fail

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Date:   Sun, 26 Jun 2022 21:07:47 +0800
From:   kernel test robot <oliver.sang@...el.com>
To:     NeilBrown <neilb@...e.de>
Cc:     0day robot <lkp@...el.com>, LKML <linux-kernel@...r.kernel.org>,
        linux-fsdevel@...r.kernel.org, lkp@...ts.01.org,
        ltp@...ts.linux.it, Al Viro <viro@...iv.linux.org.uk>,
        Daire Byrne <daire@...g.com>,
        Trond Myklebust <trond.myklebust@...merspace.com>,
        Chuck Lever <chuck.lever@...cle.com>,
        Linux NFS Mailing List <linux-nfs@...r.kernel.org>
Subject: [VFS]  46a2afd9f6: ltp.rename10.fail



Greeting,

FYI, we noticed the following commit (built with gcc-11):

commit: 46a2afd9f68f24a42f38f3a8afebafe7e494e9d8 ("[PATCH 06/12] VFS: support concurrent renames.")
url: https://github.com/intel-lab-lkp/linux/commits/NeilBrown/Allow-concurrent-directory-updates/20220614-072355
base: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git b13baccc3850ca8b8cccbf8ed9912dbaa0fdf7f3
patch link: https://lore.kernel.org/linux-nfs/165516230199.21248.18142980966152036732.stgit@noble.brown

in testcase: ltp
version: ltp-x86_64-14c1f76-1_20220618
with following parameters:

	disk: 1HDD
	fs: ext4
	test: syscalls-02
	ucode: 0xec

test-description: The LTP testsuite contains a collection of tools for testing the Linux kernel and related features.
test-url: http://linux-test-project.github.io/


on test machine: 4 threads Intel(R) Core(TM) i5-6500 CPU @ 3.20GHz with 32G 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>



<<<test_start>>>
tag=rename10 stime=1655898309
cmdline="rename10"
contacts=""
analysis=exit
<<<test_output>>>
rename10    1  TFAIL  :  rename10.c:123: call succeeded unexpectedly
rename10    2  TPASS  :  expected failure - errno = 2 : No such file or directory
<<<execution_status>>>
initiation_status="ok"
duration=0 termination_type=exited termination_id=1 corefile=no
cutime=0 cstime=1
<<<test_end>>>



To reproduce:

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

        # if come across any failure that blocks the test,
        # please remove ~/.lkp and /lkp dir to run from a clean state.



-- 
0-DAY CI Kernel Test Service
https://01.org/lkp



View attachment "config-5.19.0-rc2-00006-g46a2afd9f68f" of type "text/plain" (167343 bytes)

View attachment "job-script" of type "text/plain" (5937 bytes)

Download attachment "dmesg.xz" of type "application/x-xz" (103188 bytes)

View attachment "ltp" of type "text/plain" (417545 bytes)

View attachment "job.yaml" of type "text/plain" (4880 bytes)

View attachment "reproduce" of type "text/plain" (171 bytes)