diff --git a/backport-resolv_conf-release-lock-on-allocation-failure-bug-30527.patch b/backport-resolv_conf-release-lock-on-allocation-failure-bug-30527.patch
new file mode 100644
index 0000000000000000000000000000000000000000..f4fc1b314fe27a31a1445a6394485c65546ab5f5
--- /dev/null
+++ b/backport-resolv_conf-release-lock-on-allocation-failure-bug-30527.patch
@@ -0,0 +1,31 @@
+From abcf8db7fa46b73fd5b8193ce11f9312301b84c7 Mon Sep 17 00:00:00 2001
+From: Andreas Schwab <schwab@suse.de>
+Date: Wed, 7 Jun 2023 11:21:48 +0200
+Subject: [PATCH] resolv_conf: release lock on allocation failure (bug 30527)
+
+When the initial allocation of global fails, the local lock is left
+locked.
+
+Reported by Steffen Lammel of SAP HANA development.
+---
+ resolv/resolv_conf.c | 5 ++++-
+ 1 file changed, 4 insertions(+), 1 deletion(-)
+
+diff --git a/resolv/resolv_conf.c b/resolv/resolv_conf.c
+index bd5890773b..8bc9edc634 100644
+--- a/resolv/resolv_conf.c
++++ b/resolv/resolv_conf.c
+@@ -93,7 +93,10 @@ get_locked_global (void)
+     {
+       global_copy = calloc (1, sizeof (*global));
+       if (global_copy == NULL)
+-        return NULL;
++	{
++	  __libc_lock_unlock (lock);
++	  return NULL;
++	}
+       atomic_store_relaxed (&global, global_copy);
+       resolv_conf_array_init (&global_copy->array);
+     }
+-- 
+2.23.0
diff --git a/glibc.spec b/glibc.spec
index 98c055776c3c7f75b42d966cac4a91154969b479..6ac85288246abe6a46bf0b7e956244d49d88d4c2 100644
--- a/glibc.spec
+++ b/glibc.spec
@@ -70,7 +70,7 @@
 ##############################################################################
 Name: 	 	glibc
 Version: 	2.34
-Release: 	130
+Release: 	131
 Summary: 	The GNU libc libraries
 License:	%{all_license}
 URL: 		http://www.gnu.org/software/glibc/
@@ -329,6 +329,8 @@ Patch9046: fix-Segmentation-fault-in-nss-module.patch
 Patch9047: fix_nss_database_check_reload_and_get_memleak.patch
 Patch9048: inet-fix-warn-unused-result.patch
 
+Patch9049: backport-resolv_conf-release-lock-on-allocation-failure-bug-30527.patch
+
 Provides: ldconfig rtld(GNU_HASH) bundled(gnulib)
 
 BuildRequires: audit-libs-devel >= 1.1.3, sed >= 3.95, libcap-devel, gettext
@@ -1493,6 +1495,9 @@ fi
 %endif
 
 %changelog
+* Mon Aug 14 2023 zhanghao<zhanghao383@huawei.com> - 2.34-131
+- resolv_conf: release lock on allocation failure (bug 30527)
+
 * Wed Aug 9 2023 liubo<liubo335@huawei.com> - 2.34-130
 - inet fix warn unused result