diff --git a/0035-If-client-exit-abnormally-close-main-loop-avoid-proc.patch b/0035-If-client-exit-abnormally-close-main-loop-avoid-proc.patch
new file mode 100644
index 0000000000000000000000000000000000000000..44738cd04c6ccd6d4b24a5117f73bf6729d14091
--- /dev/null
+++ b/0035-If-client-exit-abnormally-close-main-loop-avoid-proc.patch
@@ -0,0 +1,30 @@
+From d7eb77bd49be902d605130ab1deea5d495feea2f Mon Sep 17 00:00:00 2001
+From: tiamo0 <xiapin@kylinos.cn>
+Date: Wed, 15 Dec 2021 10:25:04 +0800
+Subject: [PATCH] If client exit abnormally, close main loop avoid process
+ leak.
+
+Signed-off-by: tiamo0 <xiapin@kylinos.cn>
+---
+ src/lxc/terminal.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/src/lxc/terminal.c b/src/lxc/terminal.c
+index 5d83691..6286b6d 100644
+--- a/src/lxc/terminal.c
++++ b/src/lxc/terminal.c
+@@ -780,9 +780,9 @@ int lxc_terminal_io_cb(int fd, uint32_t events, void *data,
+ 			close(fd);
+ 			return LXC_MAINLOOP_CONTINUE; /* isulad: do not close mainloop when peer close*/
+ 		} else if (lxc_terminal_is_fifo(fd, &terminal->fifos)) {
+-			/* isulad: delete fifos when the client close */
++			/* isulad: delete fifos when the client close, and close mainloop */
+ 			lxc_terminal_delete_fifo(fd, &terminal->fifos);
+-			return LXC_MAINLOOP_CONTINUE;
++			return LXC_MAINLOOP_CLOSE;
+ 		} else if (fd == terminal->pipes[1][0] || fd == terminal->pipes[2][0]) {
+ 			if (fd == terminal->pipes[1][0]) {
+ 				if (terminal->log_fd >= 0) {
+-- 
+2.30.0
+
diff --git a/lxc.spec b/lxc.spec
index b88a005c4f5dc1521c62fe63f8d9c321b7737082..8fc42f508946a1ffc4584ea42e5202be623aabd1 100644
--- a/lxc.spec
+++ b/lxc.spec
@@ -42,6 +42,7 @@ Patch0031:	0031-fix-lsm_se_mount_context-memory-leak.patch
 Patch0032:	0032-disable-lxc_keep-with-oci-image.patch
 Patch0033:	0033-conf-ensure-that-the-idmap-pointer-itself-is-freed.patch
 Patch0034:	0034-cgfsng-fix-cgroup-attach-cgroup-creation.patch
+Patch0035:	0035-If-client-exit-abnormally-close-main-loop-avoid-proc.patch
 
 BuildRequires:  systemd-units git libtool graphviz docbook2X doxygen chrpath
 BuildRequires:  pkgconfig(libseccomp)
@@ -213,6 +214,12 @@ make check
 %{_mandir}/*/man7/%{name}*
 
 %changelog
+* Wed Dec 15 2021 tiamo0 <xiapin@kylinos.cn> - 4.0.3-2021121501
+- Type:bugfix
+- ID:NA
+- SUG:NA
+- DESC:close lxc-attach mainloop if client exit abnormally
+
 * Thu Nov 25 2021 wangfengtu<wangfengtu@huawei.com> - 4.0.3-2021112501
 - Type:bugfix
 - ID:NA
diff --git a/series.conf b/series.conf
index cffc900d9cd8e746c18bbbbfb7645618624927eb..1e628ef47f6e1c84966826f3b438baf7b7c7ea3c 100644
--- a/series.conf
+++ b/series.conf
@@ -32,3 +32,4 @@
 0032-disable-lxc_keep-with-oci-image.patch
 0033-conf-ensure-that-the-idmap-pointer-itself-is-freed.patch
 0034-cgfsng-fix-cgroup-attach-cgroup-creation.patch
+0035-If-client-exit-abnormally-close-main-loop-avoid-proc.patch