Re: panic mounting ntfs

On Tuesday 06 May 2008 11:04:44 pm Josh Carroll wrote:
> In doing some data recovery for my brother-in-law, I tried to mount
> his win2k partition (NTFS), and the box immediately panic'd. I dd'd
> the partition and was able to mount it on my 7.0-RELEASE box (via
> mdconfig -t vnode ...), but trying to do that on the -CURRENT box also
> panic'd.
>
> panic: Assertion (flags & ~LK_INIT_MASK) == 0 failed at
> /usr/src/sys/kern/kern_lock.c:298
>
> And here's the backtrace:
>
> #13 0xc54a6b00 in ntfs_ntlookup (ntmp=0xc5467800, ino=0,
> ipp=0xe79a47f4) at
> /usr/src/sys/modules/ntfs/../../fs/ntfs/ntfs_subr.c:408

This should fix it:

Index: ntfs_subr.c
===================================================================
RCS file: /host/cvs/usr/cvs/src/sys/fs/ntfs/ntfs_subr.c,v
retrieving revision 1.45
diff -u -r1.45 ntfs_subr.c
--- ntfs_subr.c 13 Feb 2008 13:02:12 -0000      1.45
+++ ntfs_subr.c 8 May 2008 12:36:10 -0000
_at__at_ -405,7 +405,7 _at__at_
        VREF(ip->i_devvp);

        /* init lock and lock the newborn ntnode */
-       lockinit(&ip->i_lock, PINOD, "ntnode", 0, LK_EXCLUSIVE);
+       lockinit(&ip->i_lock, PINOD, "ntnode", 0, 0);
        mtx_init(&ip->i_interlock, "ntnode interlock", NULL, MTX_DEF);
        ntfs_ntget(ip);


-- 
John Baldwin