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Message-Id: <20220210.163223.178142214622738771.yamato@redhat.com>
Date: Thu, 10 Feb 2022 16:32:23 +0900 (JST)
From: Masatake YAMATO <yamato@...hat.com>
To: zeha@...ian.org
Cc: matorola@...il.com, kzak@...hat.com, linux-kernel@...r.kernel.org,
linux-fsdevel@...r.kernel.org, util-linux@...r.kernel.org
Subject: Re: [ANNOUNCE] util-linux v2.38-rc1
From: Chris Hofstaedtler <zeha@...ian.org>
Subject: Re: [ANNOUNCE] util-linux v2.38-rc1
Date: Sun, 6 Feb 2022 17:47:34 +0100
> Hello Masatake YAMATO,
>
> Thank you for the followup.
>
> * Masatake YAMATO <yamato@...hat.com> [220204 19:03]:
>> > Could you tell me what kind of file system for /etc/passwd do you use for testing?
>
> sbuild/schroot can use different mechanisms, but in this case / is
> overlayfs (the underlying fs is ext4):
> unstable-amd64-sbuild on / type overlay (rw,relatime,...)
Thank you for reporiting.
I'm inspecting the bug.
Masatake YAMATO
> ls -la /etc/passwd
> -rw-r--r-- 1 root root 2397 Feb 6 16:41 /etc/passwd
> stat /etc/passwd
> File: /etc/passwd
> Size: 2397 Blocks: 8 IO Block: 4096 regular file
> Device: 33h/51d Inode: 1311528 Links: 1
> Access: (0644/-rw-r--r--) Uid: ( 0/ root) Gid: ( 0/ root)
> Access: 2022-02-06 16:41:26.880589326 +0000
> Modify: 2022-02-06 16:41:26.720591039 +0000
> Change: 2022-02-06 16:41:26.720591039 +0000
> Birth: -
> mount
>
>> As I commented on GitHub, I made a pull request for fixing this issue.
>> I found a bug in the test case, not in lsfd itself.
>>
>> https://github.com/util-linux/util-linux/pull/1595
>> https://github.com/util-linux/util-linux/pull/1595/commits/abd93fcecfbb1a1fac7032fac9d2903c5d2d3a38
>>
>> > When trying to reproduce the bug, could you applying the following change?
>
> I have applied abd93fcecfbb1a1fac7032fac9d2903c5d2d3a38 alone, which
> does not help in my case (DEV[STR] is 0 instead of 1).
>
> I have also applied #1595 in full in a second build, see output
> below.
>
> Many thanks,
> Chris
>
>
>
> script: /<<PKGBUILDDIR>>/tests/ts/lsfd/mkfds-ro-regular-file
> commands: /<<PKGBUILDDIR>>/
> helpers: /<<PKGBUILDDIR>>/
> sub dir: /<<PKGBUILDDIR>>/tests/ts/lsfd
> top dir: /<<PKGBUILDDIR>>/tests
> self: /<<PKGBUILDDIR>>/tests/ts/lsfd
> test name: mkfds-ro-regular-file
> test desc: read-only regular file
> component: lsfd
> namespace: lsfd/mkfds-ro-regular-file
> verbose: yes
> output: /<<PKGBUILDDIR>>/tests/output/lsfd/mkfds-ro-regular-file
> error log: /<<PKGBUILDDIR>>/tests/output/lsfd/mkfds-ro-regular-file.err
> exit code: /<<PKGBUILDDIR>>/tests/output/lsfd/mkfds-ro-regular-file.exit_code
> valgrind: /<<PKGBUILDDIR>>/tests/output/lsfd/mkfds-ro-regular-file.vgdump
> expected: /<<PKGBUILDDIR>>/tests/expected/lsfd/mkfds-ro-regular-file{.err}
> mountpoint: /<<PKGBUILDDIR>>/tests/output/lsfd/mkfds-ro-regular-file-mnt
>
> lsfd: read-only regular file ... FAILED (lsfd/mkfds-ro-regular-file)
> ========= script: /<<PKGBUILDDIR>>/tests/ts/lsfd/mkfds-ro-regular-file =================
> ================= OUTPUT =====================
> 1 ABC 3 r-- REG /etc/passwd 1
> 2 COMMAND,ASSOC,MODE,TYPE,NAME,POS: 0
> 3 PID[RUN]: 0
> 4 PID[STR]: 0
> 5 INODE[RUN]: 0
> 6 INODE[STR]: 0
> 7 UID[RUN]: 0
> 8 UID[STR]: 0
> 9 USER[RUN]: 0
> 10 USER[STR]: 0
> 11 SIZE[RUN]: 0
> 12 SIZE[STR]: 0
> 13 MNTID[RUN]: 0
> 14 DEV[RUN]: 0
> 15 FINDMNT[RUN]: 0
> 16 DEV[STR]: 1
> 17 MNTID: 312
> 18 DEV: 0:50
> 19 MNTID DEV: 312 0:50
> 20 FINDMNT_MNTID_DEV: 312 0:48
> ================= EXPECTED ===================
> 1 ABC 3 r-- REG /etc/passwd 1
> 2 COMMAND,ASSOC,MODE,TYPE,NAME,POS: 0
> 3 PID[RUN]: 0
> 4 PID[STR]: 0
> 5 INODE[RUN]: 0
> 6 INODE[STR]: 0
> 7 UID[RUN]: 0
> 8 UID[STR]: 0
> 9 USER[RUN]: 0
> 10 USER[STR]: 0
> 11 SIZE[RUN]: 0
> 12 SIZE[STR]: 0
> 13 MNTID[RUN]: 0
> 14 DEV[RUN]: 0
> 15 FINDMNT[RUN]: 0
> 16 DEV[STR]: 0
> ================= O/E diff ===================
> --- /<<PKGBUILDDIR>>/tests/output/lsfd/mkfds-ro-regular-file 2022-02-06 16:37:28.111146267 +0000
> +++ /<<PKGBUILDDIR>>/tests/expected/lsfd/mkfds-ro-regular-file 2022-01-31 14:57:47.000000000 +0000
> @@ -13,8 +13,4 @@
> MNTID[RUN]: 0
> DEV[RUN]: 0
> FINDMNT[RUN]: 0
> -DEV[STR]: 1
> -MNTID: 312
> -DEV: 0:50
> -MNTID DEV: 312 0:50
> -FINDMNT_MNTID_DEV: 312 0:48
> +DEV[STR]: 0
> ==============================================
>
> script: /<<PKGBUILDDIR>>/tests/ts/lsfd/mkfds-rw-character-device
> commands: /<<PKGBUILDDIR>>/
> helpers: /<<PKGBUILDDIR>>/
> sub dir: /<<PKGBUILDDIR>>/tests/ts/lsfd
> top dir: /<<PKGBUILDDIR>>/tests
> self: /<<PKGBUILDDIR>>/tests/ts/lsfd
> test name: mkfds-rw-character-device
> test desc: character device with O_RDWR
> component: lsfd
> namespace: lsfd/mkfds-rw-character-device
> verbose: yes
> output: /<<PKGBUILDDIR>>/tests/output/lsfd/mkfds-rw-character-device
> error log: /<<PKGBUILDDIR>>/tests/output/lsfd/mkfds-rw-character-device.err
> exit code: /<<PKGBUILDDIR>>/tests/output/lsfd/mkfds-rw-character-device.exit_code
> valgrind: /<<PKGBUILDDIR>>/tests/output/lsfd/mkfds-rw-character-device.vgdump
> expected: /<<PKGBUILDDIR>>/tests/expected/lsfd/mkfds-rw-character-device{.err}
> mountpoint: /<<PKGBUILDDIR>>/tests/output/lsfd/mkfds-rw-character-device-mnt
>
> lsfd: character device with O_RDWR ... FAILED (lsfd/mkfds-rw-character-device)
> ========= script: /<<PKGBUILDDIR>>/tests/ts/lsfd/mkfds-rw-character-device =================
> ================= OUTPUT =====================
> 1 3 rw- CHR /dev/zero mem:5 0 1:5 mem char 1:5
> 2 ASSOC,MODE,TYPE,NAME,SOURCE,POS,MAJ:MIN,CHRDRV,DEVTYPE,RDEV: 0
> 3 MNTID[RUN]: 0
> 4 DEV[RUN]: 0
> 5 FINDMNT[RUN]: 0
> 6 DEV[STR]: 1
> 7 MNTID: 312
> 8 DEV: 0:50
> 9 MNTID DEV: 312 0:50
> 10 FINDMNT_MNTID_DEV: 312 0:48
> ================= EXPECTED ===================
> 1 3 rw- CHR /dev/zero mem:5 0 1:5 mem char 1:5
> 2 ASSOC,MODE,TYPE,NAME,SOURCE,POS,MAJ:MIN,CHRDRV,DEVTYPE,RDEV: 0
> 3 MNTID[RUN]: 0
> 4 DEV[RUN]: 0
> 5 FINDMNT[RUN]: 0
> 6 DEV[STR]: 0
> ================= O/E diff ===================
> --- /<<PKGBUILDDIR>>/tests/output/lsfd/mkfds-rw-character-device 2022-02-06 16:37:28.675140230 +0000
> +++ /<<PKGBUILDDIR>>/tests/expected/lsfd/mkfds-rw-character-device 2022-01-31 14:57:47.000000000 +0000
> @@ -3,8 +3,4 @@
> MNTID[RUN]: 0
> DEV[RUN]: 0
> FINDMNT[RUN]: 0
> -DEV[STR]: 1
> -MNTID: 312
> -DEV: 0:50
> -MNTID DEV: 312 0:50
> -FINDMNT_MNTID_DEV: 312 0:48
> +DEV[STR]: 0
> ==============================================
>
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