diff -up nfs-utils-2.3.3/nfs.conf.orig nfs-utils-2.3.3/nfs.conf

--- nfs-utils-2.3.3/nfs.conf.orig	2021-04-17 10:49:23.660184527 -0400

+++ nfs-utils-2.3.3/nfs.conf	2021-04-17 11:14:41.482108562 -0400

@@ -21,6 +21,7 @@ use-gss-proxy=1

 # keytab-file=/etc/krb5.keytab

 # cred-cache-directory=

 # preferred-realm=

+# set-home=1

 #

 [lockd]

 # port=0

diff -up nfs-utils-2.3.3/systemd/nfs.conf.man.orig nfs-utils-2.3.3/systemd/nfs.conf.man

--- nfs-utils-2.3.3/systemd/nfs.conf.man.orig	2021-04-17 10:49:23.696185472 -0400

+++ nfs-utils-2.3.3/systemd/nfs.conf.man	2021-04-17 11:14:41.483108588 -0400

@@ -222,7 +222,8 @@ Recognized values:

 .BR rpc-timeout ,

 .BR keytab-file ,

 .BR cred-cache-directory ,

-.BR preferred-realm .

+.BR preferred-realm ,

+.BR set-home .

 See

 .BR rpc.gssd (8)

diff -up nfs-utils-2.3.3/utils/gssd/gssd.c.orig nfs-utils-2.3.3/utils/gssd/gssd.c

--- nfs-utils-2.3.3/utils/gssd/gssd.c.orig	2021-04-17 10:49:23.684185157 -0400

+++ nfs-utils-2.3.3/utils/gssd/gssd.c	2021-04-17 11:14:41.483108588 -0400

@@ -87,6 +87,8 @@ unsigned int  context_timeout = 0;

 unsigned int  rpc_timeout = 5;

 char *preferred_realm = NULL;

 char *ccachedir = NULL;

+/* set $HOME to "/" by default */

+static bool set_home = true;

 /* Avoid DNS reverse lookups on server names */

 static bool avoid_dns = true;

 static bool use_gssproxy = false;

@@ -885,7 +887,7 @@ sig_die(int signal)

 static void

 usage(char *progname)

 {

-	fprintf(stderr, "usage: %s [-f] [-l] [-M] [-n] [-v] [-r] [-p pipefsdir] [-k keytab] [-d ccachedir] [-t timeout] [-R preferred realm] [-D]\n",

+	fprintf(stderr, "usage: %s [-f] [-l] [-M] [-n] [-v] [-r] [-p pipefsdir] [-k keytab] [-d ccachedir] [-t timeout] [-R preferred realm] [-D] [-H]\n",

 		progname);

 	exit(1);

 }

@@ -926,6 +928,7 @@ read_gss_conf(void)

 		preferred_realm = s;

 	use_gssproxy = conf_get_bool("gssd", "use-gss-proxy", use_gssproxy);

+	set_home = conf_get_bool("gssd", "set-home", set_home);

 }

 int

@@ -946,7 +949,7 @@ main(int argc, char *argv[])

 	verbosity = conf_get_num("gssd", "verbosity", verbosity);

 	rpc_verbosity = conf_get_num("gssd", "rpc-verbosity", rpc_verbosity);

-	while ((opt = getopt(argc, argv, "DfvrlmnMp:k:d:t:T:R:")) != -1) {

+	while ((opt = getopt(argc, argv, "HDfvrlmnMp:k:d:t:T:R:")) != -1) {

 		switch (opt) {

 			case 'f':

 				fg = 1;

@@ -994,6 +997,9 @@ main(int argc, char *argv[])

 			case 'D':

 				avoid_dns = false;

 				break;

+			case 'H':

+				set_home = false;

+				break;

 			default:

 				usage(argv[0]);

 				break;

@@ -1003,13 +1009,19 @@ main(int argc, char *argv[])

 	/*

 	 * Some krb5 routines try to scrape info out of files in the user's

 	 * home directory. This can easily deadlock when that homedir is on a

-	 * kerberized NFS mount. By setting $HOME unconditionally to "/", we

-	 * prevent this behavior in routines that use $HOME in preference to

-	 * the results of getpw*.

+	 * kerberized NFS mount. By setting $HOME to "/" by default, we prevent

+	 * this behavior in routines that use $HOME in preference to the results

+	 * of getpw*.

+	 *

+	 * Some users do not use Kerberized home dirs and need $HOME to remain

+	 * unchanged. Those users can leave $HOME unchanged by setting set_home

+	 * to false.

 	 */

-	if (setenv("HOME", "/", 1)) {

-		printerr(0, "gssd: Unable to set $HOME: %s\n", strerror(errno));

-		exit(1);

+	if (set_home) {

+		if (setenv("HOME", "/", 1)) {

+			printerr(0, "gssd: Unable to set $HOME: %s\n", strerror(errno));

+			exit(1);

+		}

 	}

 	if (use_gssproxy) {

diff -up nfs-utils-2.3.3/utils/gssd/gssd.man.orig nfs-utils-2.3.3/utils/gssd/gssd.man

--- nfs-utils-2.3.3/utils/gssd/gssd.man.orig	2021-04-17 10:49:23.650184264 -0400

+++ nfs-utils-2.3.3/utils/gssd/gssd.man	2021-04-17 11:14:41.484108615 -0400

@@ -8,7 +8,7 @@

 rpc.gssd \- RPCSEC_GSS daemon

 .SH SYNOPSIS

 .B rpc.gssd

-.RB [ \-DfMnlvr ]

+.RB [ \-DfMnlvrH ]

 .RB [ \-k

 .IR keytab ]

 .RB [ \-p

@@ -297,6 +297,16 @@ The default timeout is set to 5 seconds.

 If you get messages like "WARNING: can't create tcp rpc_clnt to server

 %servername% for user with uid %uid%: RPC: Remote system error -

 Connection timed out", you should consider an increase of this timeout.

+.TP

+.B -H

+Avoids setting $HOME to "/". This allows rpc.gssd to read per user k5identity

+files versus trying to read /.k5identity for each user.

+

+If

+.B \-H

+is not set, rpc.gssd will use the first match found in

+/var/kerberos/krb5/user/$EUID/client.keytab and will not use a principal based on

+host and/or service parameters listed in $HOME/.k5identity.

 .SH CONFIGURATION FILE

 Many of the options that can be set on the command line can also be

 controlled through values set in the

@@ -354,6 +364,13 @@ Equivalent to

 .B preferred-realm

 Equivalent to

 .BR -R .

+.TP

+.B set-home

+Setting to

+.B false

+is equivalent to providing the

+.B -H

+flag.

 .P

 In addtion, the following value is recognized from the

 .B [general]