Comment 2 for bug 692848

Problem still exists under 2.6.32-28 on x86_64:

+ sudo xfsdump -p 10 -L NITWO Ubuntu Home Filesystem -M Written 2011-01-26 -f /media/tvms/Backups/nitwo-ubuntu/home/2011-01-26.xfsdump /home
xfsdump: using file dump (drive_simple) strategy
xfsdump: version 3.0.4 (dump format 3.0) - Running single-threaded
xfsdump: level 0 dump of nitwo-ubuntu:/home
xfsdump: dump date: Wed Jan 26 17:37:29 2011
xfsdump: session id: a4df6f81-16fd-40e5-b21e-199238c008bc
xfsdump: session label: "NITWO Ubuntu Home Filesystem"
xfsdump: ino map phase 1: constructing initial dump list
xfsdump: syssgi( SGI_FS_BULKSTAT ) on fsroot failed: Invalid argument
xfsdump: Dump Status: ERROR

nitwo-ubuntu:~$ uname -a
Linux nitwo-ubuntu 2.6.32-28-generic #55-Ubuntu SMP Mon Jan 10 23:42:43 UTC 2011 x86_64 GNU/Linux