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Date: Thu, 4 Jun 2020 22:49:24 +0530
From: Naresh Kamboju <naresh.kamboju@...aro.org>
To: LTP List <ltp@...ts.linux.it>,
open list <linux-kernel@...r.kernel.org>,
linux-block <linux-block@...r.kernel.org>
Cc: chrubis <chrubis@...e.cz>, Arnd Bergmann <arnd@...db.de>,
maco@...roid.com, Christoph Hellwig <hch@....de>,
Jens Axboe <axboe@...nel.dk>,
Jan Stancek <jstancek@...hat.com>,
Yang Xu <xuyang2018.jy@...fujitsu.com>,
Xiao Yang <yangx.jy@...fujitsu.com>,
Richard Palethorpe <rpalethorpe@...e.com>,
Viresh Kumar <viresh.kumar@...aro.org>,
lkft-triage@...ts.linaro.org
Subject: Re: LTP: syscalls: regression on mainline - ioctl_loop01 mknod07 setns01
+ linux-block@...r.kernel.org
On Thu, 4 Jun 2020 at 22:47, Naresh Kamboju <naresh.kamboju@...aro.org> wrote:
>
> Following three test cases reported as regression on Linux mainline kernel
> on x86_64, arm64, arm and i386
>
> ltp-syscalls-tests:
> * ioctl_loop01
> * mknod07
> * setns01
>
> git repo: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
> git branch: master
> GOOD:
> git commit: b23c4771ff62de8ca9b5e4a2d64491b2fb6f8f69
> git describe: v5.7-1230-gb23c4771ff62
> BAD:
> git commit: 1ee08de1e234d95b5b4f866878b72fceb5372904
> git describe: v5.7-3523-g1ee08de1e234
>
> kernel-config: https://builds.tuxbuild.com/U3bU0dMA62OVHb4DvZIVuw/kernel.config
>
> We are investigating these failures.
>
> tst_test.c:906: CONF: btrfs driver not available
> tst_test.c:1246: INFO: Timeout per run is 0h 15m 00s
> tst_device.c:88: INFO: Found free device 1 '/dev/loop1'
> ioctl_loop01.c:49: PASS: /sys/block/loop1/loop/partscan = 0
> [ 1073.639677] loop_set_status: loop1 () has still dirty pages (nrpages=1)
> ioctl_loop01.c:50: PASS: /sys/block/loop1/loop/autoclear = 0
> ioctl_loop01.c:51: PASS: /sys/block/loop1/loop/backing_file =
> '/scratch/ltp-mnIdulzriQ/9cPtLQ/test.img'
> ioctl_loop01.c:63: FAIL: expect 12 but got 17
> ioctl_loop01.c:67: FAIL: /sys/block/loop1/loop/partscan != 1 got 0
> ioctl_loop01.c:68: FAIL: /sys/block/loop1/loop/autoclear != 1 got 0
> ioctl_loop01.c:79: FAIL: access /dev/loop1p1 fails
> [ 1073.679678] loop_set_status: loop1 () has still dirty pages (nrpages=1)
> ioctl_loop01.c:85: FAIL: access /sys/block/loop1/loop1p1 fails
>
> HINT: You _MAY_ be missing kernel fixes, see:
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=10c70d95c0f2
>
> mke2fs 1.43.8 (1-Jan-2018)
> [ 1264.711379] EXT4-fs (loop0): mounting ext2 file system using the
> ext4 subsystem
> [ 1264.716642] EXT4-fs (loop0): mounted filesystem without journal. Opts: (null)
> mknod07 0 TINFO : Using test device LTP_DEV='/dev/loop0'
> mknod07 0 TINFO : Formatting /dev/loop0 with ext2 opts='' extra opts=''
> mknod07 1 TPASS : mknod failed as expected:
> TEST_ERRNO=EACCES(13): Permission denied
> mknod07 2 TPASS : mknod failed as expected:
> TEST_ERRNO=EACCES(13): Permission denied
> mknod07 3 TFAIL : mknod07.c:155: mknod succeeded unexpectedly
> mknod07 4 TPASS : mknod failed as expected:
> TEST_ERRNO=EPERM(1): Operation not permitted
> mknod07 5 TPASS : mknod failed as expected:
> TEST_ERRNO=EROFS(30): Read-only file system
> mknod07 6 TPASS : mknod failed as expected:
> TEST_ERRNO=ELOOP(40): Too many levels of symbolic links
>
>
> setns01 0 TINFO : ns_name=ipc, ns_fds[0]=6, ns_types[0]=0x8000000
> setns01 0 TINFO : ns_name=mnt, ns_fds[1]=7, ns_types[1]=0x20000
> setns01 0 TINFO : ns_name=net, ns_fds[2]=8, ns_types[2]=0x40000000
> setns01 0 TINFO : ns_name=pid, ns_fds[3]=9, ns_types[3]=0x20000000
> setns01 0 TINFO : ns_name=uts, ns_fds[4]=10, ns_types[4]=0x4000000
> setns01 0 TINFO : setns(-1, 0x8000000)
> setns01 1 TPASS : invalid fd exp_errno=9
> setns01 0 TINFO : setns(-1, 0x20000)
> setns01 2 TPASS : invalid fd exp_errno=9
> setns01 0 TINFO : setns(-1, 0x40000000)
> setns01 3 TPASS : invalid fd exp_errno=9
> setns01 0 TINFO : setns(-1, 0x20000000)
> setns01 4 TPASS : invalid fd exp_errno=9
> setns01 0 TINFO : setns(-1, 0x4000000)
> setns01 5 TPASS : invalid fd exp_errno=9
> setns01 0 TINFO : setns(11, 0x8000000)
> setns01 6 TFAIL : setns01.c:176: regular file fd exp_errno=22:
> errno=EBADF(9): Bad file descriptor
> setns01 0 TINFO : setns(11, 0x20000)
> setns01 7 TFAIL : setns01.c:176: regular file fd exp_errno=22:
> errno=EBADF(9): Bad file descriptor
> setns01 0 TINFO : setns(11, 0x40000000)
> setns01 8 TFAIL : setns01.c:176: regular file fd exp_errno=22:
> errno=EBADF(9): Bad file descriptor
> setns01 0 TINFO : setns(11, 0x20000000)
> setns01 9 TFAIL : setns01.c:176: regular file fd exp_errno=22:
> errno=EBADF(9): Bad file descriptor
> setns01 0 TINFO : setns(11, 0x4000000)
> setns01 10 TFAIL : setns01.c:176: regular file fd exp_errno=22:
> errno=EBADF(9): Bad file descriptor
>
> Full test log link,
> https://lkft.validation.linaro.org/scheduler/job/1467931#L8047
>
> test results comparison shows this test case started failing from June-2-2020
> https://qa-reports.linaro.org/lkft/linux-mainline-oe/build/v5.7-4092-g38696e33e2bd/testrun/2779586/suite/ltp-syscalls-tests/test/ioctl_loop01/history/
>
> https://qa-reports.linaro.org/lkft/linux-mainline-oe/build/v5.7-4092-g38696e33e2bd/testrun/2779586/suite/ltp-syscalls-tests/test/setns01/history/
>
> https://qa-reports.linaro.org/lkft/linux-mainline-oe/build/v5.7-4092-g38696e33e2bd/testrun/2779586/suite/ltp-syscalls-tests/test/mknod07/history/
>
>
> --
> Linaro LKFT
> https://lkft.linaro.org
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