diff --git a/0014-add-secure-compile-option-fstack.patch b/0014-add-secure-compile-option-fstack.patch
new file mode 100644
index 0000000000000000000000000000000000000000..be18dd6b402fff82cc9edb08ff9c2ddea7b25cf6
--- /dev/null
+++ b/0014-add-secure-compile-option-fstack.patch
@@ -0,0 +1,52 @@
+diff -Nur dpdk-19.11/drivers/net/mlx4/Makefile dpdk-19.11-new/drivers/net/mlx4/Makefile
+--- dpdk-19.11/drivers/net/mlx4/Makefile	2020-02-24 18:59:55.000000000 +0800
++++ dpdk-19.11-new/drivers/net/mlx4/Makefile	2021-05-26 13:33:36.758776651 +0800
+@@ -32,6 +32,7 @@
+ # Basic CFLAGS.
+ CFLAGS += -O3
+ CFLAGS += -std=c11 -Wall -Wextra
++CFLAGS += -fstack-protector-strong
+ CFLAGS += -g
+ CFLAGS += -I.
+ CFLAGS += -D_BSD_SOURCE
+diff -Nur dpdk-19.11/drivers/net/mlx5/Makefile dpdk-19.11-new/drivers/net/mlx5/Makefile
+--- dpdk-19.11/drivers/net/mlx5/Makefile	2020-02-24 18:59:55.000000000 +0800
++++ dpdk-19.11-new/drivers/net/mlx5/Makefile	2021-05-26 13:30:10.237676396 +0800
+@@ -47,6 +47,7 @@
+ # Basic CFLAGS.
+ CFLAGS += -O3
+ CFLAGS += -std=c11 -Wall -Wextra
++CFLAGS += -fstack-protector-strong
+ CFLAGS += -g
+ CFLAGS += -I.
+ CFLAGS += -D_BSD_SOURCE
+diff -Nur dpdk-19.11/mk/exec-env/linux/rte.vars.mk dpdk-19.11-new/mk/exec-env/linux/rte.vars.mk
+--- dpdk-19.11/mk/exec-env/linux/rte.vars.mk	2020-02-24 18:59:55.000000000 +0800
++++ dpdk-19.11-new/mk/exec-env/linux/rte.vars.mk	2021-05-26 13:54:01.525107672 +0800
+@@ -12,9 +12,9 @@
+ # examples for RTE_EXEC_ENV: linux, freebsd
+ #
+ ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y)
+-EXECENV_CFLAGS  = -pthread -fPIC
++EXECENV_CFLAGS  = -pthread -fPIC -fstack-protector-strong
+ else
+-EXECENV_CFLAGS  = -pthread
++EXECENV_CFLAGS  = -pthread -fstack-protector-strong
+ endif
+ 
+ # include in every library to build
+diff -Nur dpdk-19.11/mk/exec-env/linuxapp/rte.vars.mk dpdk-19.11-new/mk/exec-env/linuxapp/rte.vars.mk
+--- dpdk-19.11/mk/exec-env/linuxapp/rte.vars.mk	2020-02-24 18:59:55.000000000 +0800
++++ dpdk-19.11-new/mk/exec-env/linuxapp/rte.vars.mk	2021-05-26 13:54:01.525107672 +0800
+@@ -12,9 +12,9 @@
+ # examples for RTE_EXEC_ENV: linux, freebsd
+ #
+ ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y)
+-EXECENV_CFLAGS  = -pthread -fPIC
++EXECENV_CFLAGS  = -pthread -fPIC -fstack-protector-strong
+ else
+-EXECENV_CFLAGS  = -pthread
++EXECENV_CFLAGS  = -pthread -fstack-protector-strong
+ endif
+ 
+ # include in every library to build
diff --git a/dpdk.spec b/dpdk.spec
index 0443e4f9921abe10f8de1c7da3492b85f453f841..d3b59e17ad65cb6c7512b592e3c538ae3dca2ec3 100644
--- a/dpdk.spec
+++ b/dpdk.spec
@@ -1,6 +1,6 @@
 Name: dpdk
 Version: 19.11
-Release: 10
+Release: 11
 Packager: packaging@6wind.com
 URL: http://dpdk.org
 %global source_version  19.11
@@ -40,6 +40,7 @@ Patch30: 0010-dpdk-fix-error-in-clearing-secondary-process-memseg-lists.patch
 Patch31: 0011-dpdk-fix-coredump-when-primary-process-attach-without-shared-file.patch
 Patch32: 0012-dpdk-fix-fbarray-memseg-destory-error-during-detach.patch
 Patch33: 0013-dpdk-optimize-the-efficiency-of-compiling-dpdk.patch
+Patch34: 0014-add-secure-compile-option-fstack.patch
 
 Summary: Data Plane Development Kit core
 Group: System Environment/Libraries
@@ -128,6 +129,7 @@ This package contains the pdump tool for capture the dpdk network packets.
 %patch9 -p1
 %patch10 -p1
 %patch33 -p1
+%patch34 -p1
 
 %build
 namer=%{kern_devel_ver}
@@ -222,6 +224,9 @@ strip -g $RPM_BUILD_ROOT/lib/modules/${namer}/extra/dpdk/rte_kni.ko
 /usr/sbin/depmod
 
 %changelog
+* Wed May 26 2021 zhangyao <zhangyao05@outlook.com> - 19.11-11
+- add sp
+
 * Mon May 24 2021 renmingshuai <renmingshuai@huawei.com> - 19.11-10
 - optimize the efficiency of compiling dpdk