[akpm-mm:mm-stable] [mm] c25465eb76: ltp.swapon03.fail

[kernel test robot]

Hello,

kernel test robot noticed "ltp.swapon03.fail" on:

commit: c25465eb7630ffcadaab29c1010071512f8c9621 ("mm: use single SWP_DEVICE_EXCLUSIVE entry type")
https://git.kernel.org/cgit/linux/kernel/git/akpm/mm.git mm-stable


in testcase: ltp
version: ltp-x86_64-042eff32a-1_20250322
with following parameters:

	disk: 1HDD
	fs: btrfs
	test: syscalls-04/swapon03



config: x86_64-rhel-9.4-ltp
compiler: gcc-12
test machine: 4 threads 1 sockets Intel(R) Core(TM) i3-3220 CPU @ 3.30GHz (Ivy Bridge) with 8G memory

(please refer to attached dmesg/kmsg for entire log/backtrace)




If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <oliver.sang@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-lkp/202503241635.4c94156d-lkp@xxxxxxxxx



Running tests.......
<<<test_start>>>
tag=swapon03 stime=1742744454
cmdline="swapon03"
contacts=""
analysis=exit
<<<test_output>>>
tst_tmpdir.c:316: TINFO: Using /fs/sda2/tmpdir/ltp-N0rQjX9YWD/LTP_swarbcULG as tmpdir (btrfs filesystem)
tst_device.c:98: TINFO: Found free device 0 '/dev/loop0'
tst_test.c:1905: TINFO: LTP version: 20250130-167-g042eff32a
tst_test.c:1909: TINFO: Tested kernel: 6.14.0-rc6-00040-gc25465eb7630 #1 SMP PREEMPT_DYNAMIC Sun Mar 23 23:05:21 CST 2025 x86_64
tst_kconfig.c:88: TINFO: Parsing kernel config '/proc/config.gz'
tst_kconfig.c:676: TINFO: CONFIG_KASAN kernel option detected which might slow the execution
tst_test.c:1722: TINFO: Overall timeout per run is 0h 10m 00s
tst_supported_fs_types.c:97: TINFO: Kernel supports ext2
tst_supported_fs_types.c:62: TINFO: mkfs.ext2 does exist
tst_supported_fs_types.c:97: TINFO: Kernel supports ext3
tst_supported_fs_types.c:62: TINFO: mkfs.ext3 does exist
tst_supported_fs_types.c:97: TINFO: Kernel supports ext4
tst_supported_fs_types.c:62: TINFO: mkfs.ext4 does exist
tst_supported_fs_types.c:97: TINFO: Kernel supports xfs
tst_supported_fs_types.c:62: TINFO: mkfs.xfs does exist
tst_supported_fs_types.c:97: TINFO: Kernel supports btrfs
tst_supported_fs_types.c:62: TINFO: mkfs.btrfs does exist
tst_supported_fs_types.c:105: TINFO: Skipping bcachefs because of FUSE blacklist
tst_supported_fs_types.c:97: TINFO: Kernel supports vfat
tst_supported_fs_types.c:62: TINFO: mkfs.vfat does exist
tst_supported_fs_types.c:97: TINFO: Kernel supports exfat
tst_supported_fs_types.c:62: TINFO: mkfs.exfat does exist
tst_supported_fs_types.c:132: TINFO: FUSE does support ntfs
tst_supported_fs_types.c:62: TINFO: mkfs.ntfs does exist
tst_supported_fs_types.c:97: TINFO: Kernel supports tmpfs
tst_supported_fs_types.c:49: TINFO: mkfs is not needed for tmpfs
tst_test.c:1833: TINFO: === Testing on ext2 ===
tst_test.c:1170: TINFO: Formatting /dev/loop0 with ext2 opts='' extra opts=''
mke2fs 1.47.0 (5-Feb-2023)
tst_test.c:1182: TINFO: Mounting /dev/loop0 to /fs/sda2/tmpdir/ltp-N0rQjX9YWD/LTP_swarbcULG/mntpoint fstyp=ext2 flags=0
libswap.c:198: TINFO: create a swapfile size of 1 megabytes (MB)
tst_ioctl.c:26: TINFO: FIBMAP ioctl is supported
tst_kconfig.c:88: TINFO: Parsing kernel config '/proc/config.gz'
tst_kconfig.c:88: TINFO: Parsing kernel config '/proc/config.gz'
tst_kconfig.c:88: TINFO: Parsing kernel config '/proc/config.gz'
tst_kconfig.c:88: TINFO: Parsing kernel config '/proc/config.gz'
swapon03.c:51: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:51: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:51: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:51: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:51: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:51: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:51: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:51: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:51: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:51: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:51: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:51: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:51: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:51: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:51: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:51: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:51: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:51: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:51: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:51: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:51: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:51: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:51: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:63: TINFO: Successfully created 23 swap files
swapon03.c:64: TINFO: create a swapfile size of 1 megabytes (MB)
swapon03.c:105: TFAIL: swapon(mntpoint/testswap, 0) succeeded
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try  1...
tst_device.c:420: TINFO: Likely gvfsd-trash is probing newly mounted fs, kill it to speed up tests.
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try  2...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try  3...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try  4...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try  5...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try  6...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try  7...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try  8...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try  9...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 10...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 11...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 12...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 13...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 14...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 15...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 16...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 17...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 18...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 19...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 20...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 21...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 22...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 23...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 24...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 25...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 26...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 27...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 28...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 29...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 30...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 31...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 32...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 33...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 34...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 35...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 36...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 37...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 38...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 39...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 40...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 41...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 42...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 43...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 44...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 45...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 46...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 47...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 48...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 49...
tst_device.c:416: TINFO: umount('mntpoint') failed with EBUSY, try 50...
tst_device.c:427: TWARN: Failed to umount('mntpoint') after 50 retries
tst_test.c:1833: TINFO: === Testing on ext3 ===
tst_test.c:1170: TINFO: Formatting /dev/loop0 with ext3 opts='' extra opts=''
mke2fs 1.47.0 (5-Feb-2023)
/dev/loop0 is mounted; will not make a filesystem here!
tst_test.c:1170: TBROK: mkfs.ext3 failed with exit code 1

Summary:
passed   0
failed   1
broken   1
skipped  0
warnings 1
tst_device.c:271: TWARN: ioctl(/dev/loop0, LOOP_CLR_FD, 0) no ENXIO for too long
tst_tmpdir.c:347: TWARN: tst_rmdir: rmobj(/fs/sda2/tmpdir/ltp-N0rQjX9YWD/LTP_swarbcULG) failed: unlink(/fs/sda2/tmpdir/ltp-N0rQjX9YWD/LTP_swarbcULG/mntpoint/testswap24) failed; errno=5: EIO
incrementing stop
<<<execution_status>>>
initiation_status="ok"
duration=13 termination_type=exited termination_id=7 corefile=no
cutime=5 cstime=124
<<<test_end>>>
INFO: ltp-pan reported some tests FAIL
LTP Version: 20250130-167-g042eff32a

       ###############################################################

            Done executing testcases.
            LTP Version:  20250130-167-g042eff32a
       ###############################################################




The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20250324/202503241635.4c94156d-lkp@xxxxxxxxx



-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki