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Date:   Tue, 25 Apr 2023 12:30:06 +0200
From:   Petr Vorel <pvorel@suse.cz>
To:     ltp@lists.linux.it
Cc:     NeilBrown <neilb@suse.de>, Cyril Hrubis <chrubis@suse.cz>,
        linux-nfs@vger.kernel.org, Steve Dickson <steved@redhat.com>,
        Jeff Layton <jlayton@kernel.org>,
        Chuck Lever <chuck.lever@oracle.com>,
        Trond Myklebust <trond.myklebust@hammerspace.com>
Subject: Re: [PATCH v3 3/3] nfs: Run on all filesystems
Message-ID: <20230425103006.GA2926981@pevik>
Reply-To: Petr Vorel <pvorel@suse.cz>
References: <20230424210818.2885479-1-pvorel@suse.cz>
 <20230424210818.2885479-4-pvorel@suse.cz>
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In-Reply-To: <20230424210818.2885479-4-pvorel@suse.cz>
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Hi all,

unfortunately nfs05.sh fails for some reason (the only test which fails).
It works on various filesystems:

nfs05 1 TINFO: using not default LTP netns: 'tst_ns_exec 31811 net,mnt'
nfs05 1 TINFO: initialize 'lhost' 'ltp_ns_veth2' interface
nfs05 1 TINFO: add local addr 10.0.0.2/24
nfs05 1 TINFO: add local addr fd00:1:1:1::2/64
nfs05 1 TINFO: initialize 'rhost' 'ltp_ns_veth1' interface
nfs05 1 TINFO: add remote addr 10.0.0.1/24
nfs05 1 TINFO: add remote addr fd00:1:1:1::1/64
nfs05 1 TINFO: Network config (local -- remote):
nfs05 1 TINFO: ltp_ns_veth2 -- ltp_ns_veth1
nfs05 1 TINFO: 10.0.0.2/24 -- 10.0.0.1/24
nfs05 1 TINFO: fd00:1:1:1::2/64 -- fd00:1:1:1::1/64
tst_device.c:96: TINFO: Found free device 0 '/dev/loop0'
tst_supported_fs_types.c:90: TINFO: Kernel supports ext2
tst_supported_fs_types.c:55: TINFO: mkfs.ext2 does exist
tst_supported_fs_types.c:90: TINFO: Kernel supports ext3
tst_supported_fs_types.c:55: TINFO: mkfs.ext3 does exist
tst_supported_fs_types.c:90: TINFO: Kernel supports ext4
tst_supported_fs_types.c:55: TINFO: mkfs.ext4 does exist
tst_supported_fs_types.c:90: TINFO: Kernel supports xfs
tst_supported_fs_types.c:55: TINFO: mkfs.xfs does exist
tst_supported_fs_types.c:90: TINFO: Kernel supports btrfs
tst_supported_fs_types.c:55: TINFO: mkfs.btrfs does exist
tst_supported_fs_types.c:90: TINFO: Kernel supports vfat
tst_supported_fs_types.c:55: TINFO: mkfs.vfat does exist
tst_supported_fs_types.c:157: TINFO: Skipping exfat as requested by the test
tst_supported_fs_types.c:120: TINFO: FUSE does support ntfs
tst_supported_fs_types.c:55: TINFO: mkfs.ntfs does exist
tst_supported_fs_types.c:90: TINFO: Kernel supports tmpfs
tst_supported_fs_types.c:42: TINFO: mkfs is not needed for tmpfs
nfs05 1 TINFO: === Testing on ext2 ===
nfs05 1 TINFO: Formatting ext2 with opts='/dev/loop0'
nfs05 1 TINFO: Mounting device: mount -t ext2 /dev/loop0 /tmp/LTP_nfs05.BXqm4Onw7z/mntpoint 
nfs05 1 TINFO: timeout per run is 0h 10m 0s
nfs05 1 TINFO: mount.nfs: (linux nfs-utils 2.6.2)
nfs05 1 TINFO: setup NFSv4, socket type tcp
nfs05 1 TINFO: Mounting NFS: mount -v -t nfs -o proto=tcp,vers=4 10.0.0.2:/tmp/LTP_nfs05.BXqm4Onw7z/mntpoint/4/tcp /tmp/LTP_nfs05.BXqm4Onw7z/4/0
nfs05 1 TINFO: start nfs05_make_tree -d 10 -f 30 -t 8
tst_test.c:1558: TINFO: Timeout per run is 0h 11m 00s
nfs05_make_tree.c:211: TPASS: 'make' successfully build and clean all targets

Summary:
passed   1
failed   0
broken   0
skipped  0
warnings 0
nfs05 1 TPASS: test finished
nfs05 2 TINFO: Cleaning up testcase
nfs05 2 TINFO: === Testing on ext3 ===
...

But later it fails for btrfs:
nfs05 5 TINFO: === Testing on btrfs ===
nfs05 5 TINFO: Formatting btrfs with opts='/dev/loop0'
nfs05 5 TINFO: Mounting device: mount -t btrfs /dev/loop0 /tmp/LTP_nfs05.BXqm4Onw7z/mntpoint 
nfs05 5 TINFO: timeout per run is 0h 10m 0s
nfs05 5 TINFO: mount.nfs: (linux nfs-utils 2.6.2)
nfs05 5 TINFO: setup NFSv4, socket type tcp
nfs05 5 TINFO: Mounting NFS: mount -v -t nfs -o proto=tcp,vers=4 10.0.0.2:/tmp/LTP_nfs05.BXqm4Onw7z/mntpoint/4/tcp /tmp/LTP_nfs05.BXqm4Onw7z/4/0
nfs05 5 TINFO: start nfs05_make_tree -d 10 -f 30 -t 8
tst_test.c:1558: TINFO: Timeout per run is 0h 11m 00s
/usr/lib64/gcc/x86_64-suse-linux/13/../../../../x86_64-suse-linux/bin/ld: 1021.2.5: final close failed: No space left on device
collect2: error: ld returned 1 exit status
make[2]: *** [makefile:7: 1021.2.5] Error 1
make[1]: *** [makefile:9: dir] Error 2
make: *** [makefile:9: dir] Error 2
tst_cmd.c:121: TBROK: 'make' exited with a non-zero code 2 at tst_cmd.c:121

Summary:
passed   0
failed   0
broken   1
skipped  0
warnings 0
nfs05 5 TBROK: nfs05_make_tree -d 10 -f 30 -t 8 failed
nfs05 5 TINFO: Cleaning up testcase
/usr/lib64/gcc/x86_64-suse-linux/13/../../../../x86_64-suse-linux/bin/ld: 1015.2.9: final close failed: No space left on device

I expect the problem is not with btrfs itself, but with somehow broken cleanup
of the space.

Kind regards,
Petr