LOR: ffs_snapshot.c from 5.2-BETA

From: Jesse Guardiani <jesse_at_wingnet.net>
Date: Tue, 09 Dec 2003 09:35:06 -0500
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 _at_ ufs/ffs/ffs_snapshot.c:488
 2nd vnode interlock _at_ 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
ffs_mount(c3abbc00,c3b89b80,bfbfe7e4,e3928bec,c3b5d8c0) at ffs_mount+0x638
vfs_domount(c3b5d8c0,c3a7e300,c3b89b80,1010000,bfbfe7e4) at vfs_domount+0x7a8
mount(c3b5d8c0,e3928d14,c06f5333,3ee,4) at mount+0xc0
syscall(2f,2f,2f,bfbfe854,bfbfed83) at syscall+0x2c0
Xint0x80_syscall() at Xint0x80_syscall+0x1d
--- syscall (21), eip = 0x280bdf2f, esp = 0xbfbfe76c, ebp = 0xbfbfec6c ---


-- 
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
Received on Tue Dec 09 2003 - 05:35:11 UTC

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