It looks like an older Trusty kernel was used for the test. It might be worthwhile to test the latest Trusty kernel, which is: 3.13.0-46.77
It might also be good to test the latest 3.13 upstream kernel to see if it also exhibits the bug. It can be downloaded from: http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.13.11-ckt16-trusty/ ** Changed in: linux (Ubuntu) Importance: Undecided => Medium -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1430184 Title: trusty: fail to pass xfstests(generic/324) Status in linux package in Ubuntu: Incomplete Bug description: ming@am2:~/git/xfstests$ sudo ./check generic/324 FSTYP -- ext4 PLATFORM -- Linux/aarch64 am2 3.13.0-37-generic MKFS_OPTIONS -- /dev/loop1 MOUNT_OPTIONS -- -o acl,user_xattr /dev/loop1 /mnt/scratch generic/324 23s ... [failed, exit status 1] - output mismatch (see /home/ming/git/xfstests/results//generic/324.out.bad) --- tests/generic/324.out 2015-02-03 22:09:26.602282659 -0500 +++ /home/ming/git/xfstests/results//generic/324.out.bad 2015-03-09 04:51:37.300264691 -0400 @@ -22,2509 +22,5 @@ XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) Before: in_range(10, 40) After: in_range(1, -1) -Defragment file with 250 * 2 fragments -wrote 1234/1234 bytes at offset 0 -XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) -wrote 1234/1234 bytes at offset 123400 ... (Run 'diff -u tests/generic/324.out /home/ming/git/xfstests/results//generic/324.out.bad' to see the entire diff) No such issue on the latest upstream kernel(4.0). To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1430184/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp