diff --git a/0042-CDO-Handle-.data.once-sections.patch b/0042-CDO-Handle-.data.once-sections.patch
new file mode 100644
index 0000000000000000000000000000000000000000..ce63fc0408465389b4dce674587d8475d89dc5c8
--- /dev/null
+++ b/0042-CDO-Handle-.data.once-sections.patch
@@ -0,0 +1,47 @@
+From 835d9d1ae10c7483744074689291f3afb34bc2b5 Mon Sep 17 00:00:00 2001
+From: Song Liu <song@kernel.org>
+Date: Fri, 25 Apr 2025 16:28:23 -0700
+Subject: [PATCH] CDO: Handle .data..once sections.
+
+Upstream commit [1] renamed .data.once section as .data..once. Handle it
+the same as .data.once sections.
+
+[1] dbefa1f31a91 ("Rename .data.once to .data..once to fix resetting WARN*_ONCE")
+Signed-off-by: Song Liu <song@kernel.org>
+---
+ kpatch-build/create-diff-object.c | 9 ++++++---
+ 1 file changed, 6 insertions(+), 3 deletions(-)
+
+diff --git a/kpatch-build/create-diff-object.c b/kpatch-build/create-diff-object.c
+index a5473b0..3a568a3 100644
+--- a/kpatch-build/create-diff-object.c
++++ b/kpatch-build/create-diff-object.c
+@@ -372,7 +372,8 @@ static bool is_special_static(struct symbol *sym)
+ 	if (sym->type != STT_OBJECT || sym->bind != STB_LOCAL)
+ 		return false;
+ 
+-	if  (!strcmp(sym->sec->name, ".data.once"))
++	if  (!strcmp(sym->sec->name, ".data.once") ||
++	     !strcmp(sym->sec->name, ".data..once"))
+ 		return true;
+ 
+ 	for (var_name = var_names; *var_name; var_name++) {
+@@ -1734,11 +1735,13 @@ static void kpatch_verify_patchability(struct kpatch_elf *kelf)
+ 
+ 		/*
+ 		 * ensure we aren't including .data.* or .bss.*
+-		 * (.data.unlikely and .data.once is ok b/c it only has __warned vars)
++		 * (.data.unlikely, .data.once, and .data..once is ok b/c it only
++		 * has __warned vars)
+ 		 */
+ 		if (sec->include && sec->status != NEW &&
+ 		    (!strncmp(sec->name, ".data", 5) || !strncmp(sec->name, ".bss", 4)) &&
+-		    (strcmp(sec->name, ".data.unlikely") && strcmp(sec->name, ".data.once"))) {
++		    (strcmp(sec->name, ".data.unlikely") && strcmp(sec->name, ".data.once") &&
++		     strcmp(sec->name, ".data..once"))) {
+ 			log_normal("data section %s selected for inclusion\n",
+ 				   sec->name);
+ 			errs++;
+-- 
+2.33.0
+
diff --git a/kpatch.spec b/kpatch.spec
index 072ba8f7a366e77fbcc17274e949cd01c389e0ae..c40d02993361ba033da6bf4220b03c52af31f9ab 100644
--- a/kpatch.spec
+++ b/kpatch.spec
@@ -1,7 +1,7 @@
 Name:           kpatch
 Epoch:          1
 Version:        0.9.9
-Release:        15
+Release:        16
 Summary:        A Linux dynamic kernel patching infrastructure
 
 License:        GPLv2
@@ -54,6 +54,7 @@ Patch0038:0038-Fix-undefined-behavior-problem-when-using-list_forea.patch
 Patch0039:0039-build-support-for-building-with-clang.patch
 Patch0040:0001-add-loongarch64-support.patch
 Patch0041:0051-fix-rela.init.text-section-changed-due-to-__BTF_id_-changed.patch
+Patch0042:0042-CDO-Handle-.data.once-sections.patch
 
 Patch9001:huawei-fix-function-ptr-relocation.patch
 Patch9002:huawei-lookup.c-ignore-BTF-ID-when-matching-locals.patch
@@ -127,6 +128,12 @@ popd
 %{_mandir}/man1/*.1.gz
 
 %changelog
+* Fri Aug 1 2025 jinsaihang <jinsaihang@h-partners.com> - 1:0.9.9-16
+- Type:bugfix
+- CVE:NA
+- SUG:NA
+- DESC:CDO: Handle .data..once sections.
+
 * Thu Jul 10 2025 fuanan <fuanan3@h-partners.com> - 1:0.9.9-15
 - Type:bugfix
 - CVE:NA