Hi: I saw a similair error report before. This only happens on this jump stick. The GEOM lines may be the cause of the problem. Please check it out, thank you. ~> dmesg # tail part ugen7.2: <Kingston> at usbus7 umass1: <Kingston DT 101 II, class 0/0, rev 2.00/1.00, addr 2> on usbus7 (probe0:umass-sim1:1:0:0): TEST UNIT READY. CDB: 0 0 0 0 0 0 (probe0:umass-sim1:1:0:0): CAM status: SCSI Status Error (probe0:umass-sim1:1:0:0): SCSI status: Check Condition (probe0:umass-sim1:1:0:0): SCSI sense: UNIT ATTENTION asc:28,0 (Not ready to ready change, medium may have changed) da1 at umass-sim1 bus 1 scbus1 target 0 lun 0 da1: <Kingston DT 101 II 1.00> Removable Direct Access SCSI-2 device da1: 40.000MB/s transfers da1: 1910MB (3913664 512 byte sectors: 255H 63S/T 243C) GEOM: da1: partition 1 does not start on a track boundary. GEOM: da1: partition 1 does not end on a track boundary. pid 78290 (hald-probe-volume), uid 0: exited on signal 6 (core dumped) pid 78292 (hald-probe-volume), uid 0: exited on signal 6 (core dumped) ~> uname -a FreeBSD compaq.yuetime 8.2-PRERELEASE FreeBSD 8.2-PRERELEASE #2: Sun Dec 12 03:34:43 CST 2010 root@compaq.yuetime:/usr/obj/usr/src/sys/HOUKAGO amd64 -- Zhihao Yuan, nickname lichray The best way to predict the future is to invent it. -------------------------------------------------- let focus = 'computing' in here: http://let-in.blogspot.com (let (me Program!)): http://lichray.blogspot.com -------------- next part -------------- A non-text attachment was scrubbed... Name: not available Type: application/pgp-signature Size: 196 bytes Desc: not available Url : http://lists.freebsd.org/pipermail/freebsd-stable/attachments/20101224/bd50858b/attachment.pgp