D40855.1779371662.diff
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D40855.1779371662.diff
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	diff --git a/sys/fs/nfsserver/nfs_nfsdport.c b/sys/fs/nfsserver/nfs_nfsdport.c
	--- a/sys/fs/nfsserver/nfs_nfsdport.c
	+++ b/sys/fs/nfsserver/nfs_nfsdport.c
	@@ -2666,9 +2666,14 @@
	(nd->nd_flag & ND_NFSV4) != 0 &&
	nvp->v_type == VDIR &&
	nvp->v_mountedhere != NULL) {
	- new_mp = nvp->v_mountedhere;
	- r = vfs_busy(new_mp, 0);
	- vput(nvp);
	+ bool unlocked;
	+
	+ r = vn_busy_mountedhere(
	+ nvp, &unlocked, &new_mp);
	+ if (!unlocked)
	+ vput(nvp);
	+ else
	+ vrele(nvp);
	nvp = NULL;
	if (r == 0) {
	r = VFS_ROOT(new_mp,