diff --git a/SOURCES/numactl-2.0.12-Fix-crashes-when-using-the-touch-option.patch b/SOURCES/numactl-2.0.12-Fix-crashes-when-using-the-touch-option.patch
new file mode 100644
index 0000000..5545619
--- /dev/null
+++ b/SOURCES/numactl-2.0.12-Fix-crashes-when-using-the-touch-option.patch
@@ -0,0 +1,46 @@
+From a47463a72864a76b0557468daf83741632ea4d72 Mon Sep 17 00:00:00 2001
+From: Patrick Mansfield <patrick.mansfield@cpacketnetworks.com>
+Date: Mon, 30 Sep 2019 15:59:53 -0700
+Subject: [PATCH] Fix crashes when using the "--touch" option.
+
+Fix memory to be mapped read/write, so that the "touch" option can write to it.
+
+Signed-off-by: Patrick Mansfield <patrick.mansfield@cpacketnetworks.com>
+---
+ shm.c | 6 +++---
+ 1 file changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/shm.c b/shm.c
+index 260eeff..fb592ed 100644
+--- a/shm.c
++++ b/shm.c
+@@ -119,7 +119,7 @@ void attach_sysvshm(char *name, char *opt)
+ 		shmlen = s.shm_segsz;
+ 	}
+ 
+-	shmptr = shmat(shmfd, NULL, SHM_RDONLY);
++	shmptr = shmat(shmfd, NULL, 0);
+ 	if (shmptr == (void*)-1)
+ 		err("shmat");
+ 	shmptr += shmoffset;
+@@ -134,7 +134,7 @@ void attach_shared(char *name, char *opt)
+ {
+ 	struct stat64 st;
+ 
+-	shmfd = open(name, O_RDONLY);
++	shmfd = open(name, O_RDWR);
+ 	if (shmfd < 0) {
+ 		errno = 0;
+ 		if (shmlen == 0)
+@@ -160,7 +160,7 @@ void attach_shared(char *name, char *opt)
+ 
+ 	/* RED-PEN For shmlen > address space may need to map in pieces.
+ 	   Left for some poor 32bit soul. */
+-	shmptr = mmap64(NULL, shmlen, PROT_READ, MAP_SHARED, shmfd, shmoffset);
++	shmptr = mmap64(NULL, shmlen, PROT_READ | PROT_WRITE, MAP_SHARED, shmfd, shmoffset);
+ 	if (shmptr == (char*)-1)
+ 		err("shm mmap");
+ 
+-- 
+2.7.5
+
diff --git a/SPECS/numactl.spec b/SPECS/numactl.spec
index fa2e8e4..80305ec 100644
--- a/SPECS/numactl.spec
+++ b/SPECS/numactl.spec
@@ -1,7 +1,7 @@
 Name:		numactl
 Summary:	Library for tuning for Non Uniform Memory Access machines
 Version:	2.0.12
-Release:	4%{?dist}
+Release:	5%{?dist}
 # libnuma is LGPLv2 and GPLv2
 # numactl binaries are GPLv2 only
 License:	GPLv2
@@ -16,6 +16,7 @@ ExcludeArch: s390 s390x %{arm}
 Patch1: numactl-2.0.12-numastat-when-reading-no-exist-pid-return-EXIT_FAILU.patch
 Patch2: numactl-2.0.12-libnuma-introduce-an-API-to-outdate-cpu-to-node-mapp.patch
 Patch3: numactl-2.0.12-Update-manpage-description-of-numa_node_to_cpu_updat.patch
+Patch4: numactl-2.0.12-Fix-crashes-when-using-the-touch-option.patch
 
 %description
 Simple NUMA policy support. It consists of a numactl program to run
@@ -45,6 +46,7 @@ Provides development headers for numa library calls
 %patch1 -p1
 %patch2 -p1
 %patch3 -p1
+%patch4 -p1
 
 %build
 %configure --prefix=/usr --libdir=%{_libdir}
@@ -88,6 +90,9 @@ make DESTDIR=$RPM_BUILD_ROOT install
 %{_mandir}/man3/*.3*
 
 %changelog
+* Fri Oct 18 2019 Pingfan Liu <piliu@redhat.com> - 2.0.12-5
+- Fix crashes when using the "--touch" option
+
 * Wed Sep 18 2019 Pingfan Liu <piliu@redhat.com> - 2.0.12-4
 - libnuma: introduce an API to outdate cpu to node mapping