Date: Thu, 11 Dec 2003 11:58:12 -0500 From: Jesse Guardiani <jesse@wingnet.net> To: freebsd-current@freebsd.org Subject: Re: LOR: ffs_snapshot.c from 5.2-BETA Message-ID: <bra7n5$c1l$1@sea.gmane.org> References: <br4mir$vln$1@sea.gmane.org> <200312092142.hB9LbSeF050770@gw.catspoiler.org>
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Don Lewis wrote: > On 9 Dec, Jesse Guardiani wrote: >> Howdy list, >> >> Has anyone seen this yet? Happened while I was fsck'ing my >> external USB hard drive a few days ago. Didn't see anything >> recent like this in the archive (Nov was the closest, but it >> looked like a separate issue). >> >> >> acquiring duplicate lock of same type: "vnode interlock" >> 1st vnode interlock @ ufs/ffs/ffs_snapshot.c:488 >> 2nd vnode interlock @ ufs/ffs/ffs_snapshot.c:491 >> Stack backtrace: >> backtrace(c06df4ef,c06e3b95,c06eca1f,1eb,246) at backtrace+0x17 >> witness_lock(c42b9a28,8,c06eca1f,1eb,c3b48678) at witness_lock+0x672 >> _mtx_lock_flags(c42b9a28,0,c06eca16,1eb,c19dbf00) at _mtx_lock_flags+0xba >> ffs_snapshot(c3abbc00,bfbfed88,70,c05482f3,c073f800) at >> ffs_snapshot+0x1759 > > A related LOR was reported a few days ago. I think it is harmless, but > I also think I know how to fix it. Going once... Going twice... -- Jesse Guardiani, Systems Administrator WingNET Internet Services, P.O. Box 2605 // Cleveland, TN 37320-2605 423-559-LINK (v) 423-559-5145 (f) http://www.wingnet.net
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