Messages in this thread Patch in this message | | | Subject | Re: Regression in Autofs, 2.6.15-git | From | Ian Kent <> | Date | Sun, 15 Jan 2006 01:06:14 +0800 |
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On Sat, 2006-01-14 at 17:25 +0200, P. Christeas wrote: > On Saturday 14 January 2006 5:11 pm, P. Christeas wrote: > > Doesn't that mean that mnt==0x0004 ? Clearly wrong. I can also see from > > Christian's patch that mnt wasn't previously used, so it makes perfect > > sense for that commit to introduce the oops. > > > > I guess the problem lies in autofs4_revalidate (fs/autofs4/root.c:420), the > > nd->mnt value.. > > > > I will add a silly validator (mnt>0xff) instead of (mnt) and see.. > Confirmed: ((u32)mnt>0xff) discards the invalid 'mnt' value and the oops > disappears. > That is, the autofs4 code needs some debugging :( .
Yes. It's me again.
Could you try this patch please.
--- linux-2.6.15/fs/autofs4/root.c.dumb-nameidata 2006-01-15 01:01:26.000000000 +0800 +++ linux-2.6.15/fs/autofs4/root.c 2006-01-15 01:02:12.000000000 +0800 @@ -193,6 +193,8 @@ static int autofs4_dir_open(struct inode if (!empty) d_invalidate(dentry); + nd.dentry = dentry; + nd.mnt = mnt; nd.flags = LOOKUP_DIRECTORY; status = (dentry->d_op->d_revalidate)(dentry, &nd);
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