Date: Thu, 3 Nov 2011 22:21:22 GMT From: Gary Smith <gahcho@gmail.com> To: freebsd-gnats-submit@FreeBSD.org Subject: kern/162277: Repeatable system crash when offlining a zpool vdev Message-ID: <201111032221.pA3MLM3S012008@red.freebsd.org> Resent-Message-ID: <201111032230.pA3MUBkg025298@freefall.freebsd.org>
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>Number: 162277 >Category: kern >Synopsis: Repeatable system crash when offlining a zpool vdev >Confidential: no >Severity: serious >Priority: high >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Thu Nov 03 22:30:11 UTC 2011 >Closed-Date: >Last-Modified: >Originator: Gary Smith >Release: 9.0-RC1 >Organization: >Environment: FreeBSD v2 9.0-RC1 FreeBSD 9.0-RC1 #0: Tue Oct 18 18:51:43 UTC 2011 root@farrell.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC amd64 >Description: I created two zfs vdevs with mkfile, then created a zpool mirror. Attempting to offline one of the devices will result in a system crash and reboot. ##### (root@v2) ~/t#mkfile 100m a (root@v2) ~/t#mkfile 100m b (root@v2) ~/t#zpool create u3 mirror ~/t/a ~/t/b (root@v2) ~/t#zpool status u3 pool: u3 state: ONLINE scan: none requested config: NAME STATE READ WRITE CKSUM u3 ONLINE 0 0 0 mirror-0 ONLINE 0 0 0 /root/t/a ONLINE 0 0 0 /root/t/b ONLINE 0 0 0 errors: No known data errors (root@v2) ~/t#zpool offline u3 /root/t/b >How-To-Repeat: The steps listed in the description will always cause a crash. >Fix: >Release-Note: >Audit-Trail: >Unformatted:
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