Date: Thu, 25 Dec 2003 23:40:56 -0500 (EST) From: tuc@ttsg.com To: FreeBSD-gnats-submit@FreeBSD.org Subject: kern/60581: lock order reversal Message-ID: <200312260440.hBQ4euFP038495@vjofn2.ttsg.com> Resent-Message-ID: <200312260450.hBQ4oHOk049707@freefall.freebsd.org>
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>Number: 60581 >Category: kern >Synopsis: lock order reversal >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Thu Dec 25 20:50:17 PST 2003 >Closed-Date: >Last-Modified: >Originator: Tuc >Release: FreeBSD 5.2-CURRENT i386 >Organization: TTSG Internet Services, Inc. >Environment: System: FreeBSD vjofn2.ttsg.com 5.2-CURRENT FreeBSD 5.2-CURRENT #0: Fri Dec 19 15:38:09 EST 2003 root@vjofn2.ttsg.com:/usr/obj/usr/src/sys/VJOFN2 i386 >Description: Found the following in my /var/log/messages Dec 25 20:20:14 vjofn2 kernel: lock order reversal Dec 25 20:20:14 vjofn2 kernel: 1st 0xc0954900 UMA lock (UMA lock) @ /usr/src/sys/vm/uma_core.c:1200 Dec 25 20:20:14 vjofn2 kernel: 2nd 0xc1031100 system map (system map) @ /usr/src/sys/vm/vm_map.c:2210 Dec 25 20:20:14 vjofn2 kernel: Stack backtrace: Dec 25 20:30:53 vjofn2 kernel: lock order reversal Dec 25 20:30:53 vjofn2 kernel: 1st 0xca910420 vm object (vm object) @ /usr/src/sys/vm/swap_pager.c:1323 Dec 25 20:30:53 vjofn2 kernel: 2nd 0xc0953d80 swap_pager swhash (swap_pager swhash) @ /usr/src/sys/vm/swap_pager.c:1838 Dec 25 20:30:53 vjofn2 kernel: 3rd 0xc103aa50 vm object (vm object) @ /usr/src/sys/vm/uma_core.c:873 Dec 25 20:30:53 vjofn2 kernel: Stack backtrace: >How-To-Repeat: Dunno >Fix: Dunno >Release-Note: >Audit-Trail: >Unformatted:
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