Greeting,

FYI, we noticed xfstests.generic.074.fail due to commit (built with gcc-11):

commit: d08089f649a0cfb2099c8551ac47eef0cc23fdf2 ("cifs: Change the I/O paths to use an iterator rather than a page list")
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master

[test failed on linux-next/master 6f08c1de13a9403341c18b66638a05588b2663ce]

in testcase: xfstests
version: xfstests-i386-5a5e419-1_20220926
with following parameters:

	disk: 4HDD
	fs: ext4
	fs2: smbv2
	test: generic-074

test-description: xfstests is a regression test suite for xfs and other files ystems.
test-url: git://git.kernel.org/pub/scm/fs/xfs/xfstests-dev.git


on test machine: 8 threads Intel(R) Core(TM) i7-6700 CPU @ 3.40GHz (Skylake) with 16G 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@intel.com>
| Link: https://lore.kernel.org/oe-lkp/202303201635.fbc28f7d-oliver.sang@intel.com

2023-03-19 12:54:32 mount /dev/sda1 /fs/sda1
2023-03-19 12:54:32 mkdir -p /smbv2//cifs/sda1
2023-03-19 12:54:32 export FSTYP=cifs
2023-03-19 12:54:32 export TEST_DEV=//localhost/fs/sda1
2023-03-19 12:54:32 export TEST_DIR=/smbv2//cifs/sda1
2023-03-19 12:54:32 export CIFS_MOUNT_OPTIONS=-ousername=root,password=pass,noperm,vers=2.0,mfsymlinks,actimeo=0
2023-03-19 12:54:32 echo generic/074
2023-03-19 12:54:32 ./check -E tests/cifs/exclude.incompatible-smb2.txt -E tests/cifs/exclude.very-slow.txt generic/074
FSTYP         -- cifs
PLATFORM      -- Linux/i686 lkp-skl-d07 6.2.0-00039-gd08089f649a0 #1 SMP Sun Mar 19 20:38:00 CST 2023

generic/074       [failed, exit status 1]- output mismatch (see /lkp/benchmarks/xfstests/results//generic/074.out.bad)
    --- tests/generic/074.out	2022-09-26 09:38:15.000000000 +0000
    +++ /lkp/benchmarks/xfstests/results//generic/074.out.bad	2023-03-19 12:54:38.623382060 +0000
    @@ -11,11 +11,7 @@
     -----------------------------------------------
     fstest.2 : -n children -F -l loops -f files -s 31457280 -b 512
     -----------------------------------------------
    -
    ------------------------------------------------
    -fstest.3 : -n children -F -l loops -f files -s 31457280 -b 512 -m
    ------------------------------------------------
    ...
    (Run 'diff -u /lkp/benchmarks/xfstests/tests/generic/074.out /lkp/benchmarks/xfstests/results//generic/074.out.bad'  to see the entire diff)
Ran: generic/074
Failures: generic/074
Failed 1 of 1 tests




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.



-- 
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https://github.com/intel/lkp-tests