diff --git a/0001-pdump-fix-pcap_dump-coredump-caused-by-incorrect-pkt_len.patch b/0001-pdump-fix-pcap_dump-coredump-caused-by-incorrect-pkt_len.patch
new file mode 100644
index 0000000000000000000000000000000000000000..8db887c80166ca69f75a915588e027f7b957b6f2
--- /dev/null
+++ b/0001-pdump-fix-pcap_dump-coredump-caused-by-incorrect-pkt_len.patch
@@ -0,0 +1,32 @@
+From 28be6f7f94f85dd15e1807abb6d14a1164b4396d Mon Sep 17 00:00:00 2001
+From: jiangheng12 <jiangheng14@huawei.com>
+Date: Sat, 17 Jun 2023 20:29:39 +0800
+Subject: [PATCH] pdump: fix pcap_dump coredump caused by incorrect pkt_len
+
+---
+ drivers/net/pcap/rte_eth_pcap.c | 9 +++++++--
+ 1 file changed, 7 insertions(+), 2 deletions(-)
+
+diff --git a/drivers/net/pcap/rte_eth_pcap.c b/drivers/net/pcap/rte_eth_pcap.c
+index aa7ef6f..18b2f30 100644
+--- a/drivers/net/pcap/rte_eth_pcap.c
++++ b/drivers/net/pcap/rte_eth_pcap.c
+@@ -342,8 +342,13 @@ eth_pcap_tx_dumper(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
+ 		 * in the mbuf (when the mbuf is contiguous) or, otherwise,
+ 		 * a pointer to temp_data after copying into it.
+ 		 */
+-		pcap_dump((u_char *)dumper, &header,
+-			rte_pktmbuf_read(mbuf, 0, len, temp_data));
++		const void *sp = rte_pktmbuf_read(mbuf, 0, len, temp_data);
++		if (sp == NULL) {
++			rte_pktmbuf_free(mbuf);
++			continue;
++		} else {
++			pcap_dump((u_char *)dumper, &header, sp);
++		}
+ 
+ 		num_tx++;
+ 		tx_bytes += len;
+-- 
+2.23.0
+
diff --git a/dpdk.spec b/dpdk.spec
index e30bea75fe632ef2866813cc457209d888334ec6..d0c32db3d3623a54af7778e94aa5b60904bcf0a5 100644
--- a/dpdk.spec
+++ b/dpdk.spec
@@ -1,6 +1,6 @@
 Name: dpdk
 Version: 19.11
-Release: 28
+Release: 29
 Packager: packaging@6wind.com
 URL: http://dpdk.org
 %global source_version  19.11
@@ -64,6 +64,8 @@ Patch9000: hinic-free-mbuf-use-rte_pktmbuf_free_seg.patch
 
 Patch6014: backport-fix-dedicated-queue-mode-in-vector-burst.patch 
 
+Patch9001: 0001-pdump-fix-pcap_dump-coredump-caused-by-incorrect-pkt_len.patch
+
 Summary: Data Plane Development Kit core
 Group: System Environment/Libraries
 License: BSD and LGPLv2 and GPLv2
@@ -232,6 +234,9 @@ strip -g $RPM_BUILD_ROOT/lib/modules/${namer}/extra/dpdk/rte_kni.ko
 /usr/sbin/depmod
 
 %changelog
+* Sat Jun 17 2023 jiangheng <jiangheng14@huawei.com> - 19.11-29
+- pdump: fix pcap_dump coredump caused by incorrect pkt_len
+
 * Tue May 16 2023 zhujunhao <zhujunhao11@huawei.com> - 19.11-28
 - fix bond connect failed