This seems to be https://bugs.launchpad.net/ubuntu/+source/linux/+bug/330824. Similar behavior has been reported here (https://bugs.launchpad.net/ubuntu/+source/subversion/+bug/342164) and here (https://bugs.launchpad.net/ubuntu/+bug/334581).
Did you convert your ext4 filesystem from ext3 or is it a new/fresh filesystem?
This seems to be https:/ /bugs.launchpad .net/ubuntu/ +source/ linux/+ bug/330824. Similar behavior has been reported here (https:/ /bugs.launchpad .net/ubuntu/ +source/ subversion/ +bug/342164) and here (https:/ /bugs.launchpad .net/ubuntu/ +bug/334581).
Did you convert your ext4 filesystem from ext3 or is it a new/fresh filesystem?