diff --git a/recipes-sourcery/glibc-sourcery/glibc-sourcery.bb b/recipes-sourcery/glibc-sourcery/glibc-sourcery.bb
index 6835821..f58137b 100644
--- a/recipes-sourcery/glibc-sourcery/glibc-sourcery.bb
+++ b/recipes-sourcery/glibc-sourcery/glibc-sourcery.bb
@@ -42,6 +42,7 @@ UPSTREAM_CHECK_GITTAGREGEX = "(?P<pver>\d+\.\d+(\.\d+)*)"
 
 SRC_URI = "git://sourceware.org/git/glibc.git;branch=release/2.27/master;name=glibc \
           file://glibc_227_to_cb11.patch \
+          file://glibc_2018.05-7_to_2018.05-17.patch \
           file://0010-eglibc-run-libm-err-tab.pl-with-specific-dirs-in-S.patch \
           file://etc/ld.so.conf \
           file://generate-supported.mk \
diff --git a/recipes-sourcery/glibc-sourcery/glibc-sourcery/glibc_2018.05-7_to_2018.05-17.patch b/recipes-sourcery/glibc-sourcery/glibc-sourcery/glibc_2018.05-7_to_2018.05-17.patch
new file mode 100644
index 0000000..d1d3690
--- /dev/null
+++ b/recipes-sourcery/glibc-sourcery/glibc-sourcery/glibc_2018.05-7_to_2018.05-17.patch
@@ -0,0 +1,23 @@
+2020-03-04  Joseph Myers  <joseph@codesourcery.com>
+
+        * sysdeps/aarch64/dl-tlsdesc.S (_dl_tlsdesc_undefweak): Do not
+        subtract thread pointer from return value.
+
+diff -Naurp glibc-2.27-2018.05-7/sysdeps/aarch64/dl-tlsdesc.S glibc-2.27-2018.05-7-bosch/sysdeps/aarch64/dl-tlsdesc.S
+--- glibc-2.27-2018.05-7/sysdeps/aarch64/dl-tlsdesc.S	2021-07-07 12:11:41.000000000 +1000
++++ glibc-2.27-2018.05-7-bosch/sysdeps/aarch64/dl-tlsdesc.S	2020-03-04 11:39:14.000000000 +1000
+@@ -95,14 +95,8 @@ _dl_tlsdesc_return:
+ 	cfi_startproc
+ 	.align  2
+ _dl_tlsdesc_undefweak:
+-	str	x1, [sp, #-16]!
+-	cfi_adjust_cfa_offset (16)
+ 	DELOUSE (0)
+ 	ldr	PTR_REG (0), [x0, #PTR_SIZE]
+-	mrs	x1, tpidr_el0
+-	sub	PTR_REG (0), PTR_REG (0), PTR_REG (1)
+-	ldr	x1, [sp], #16
+-	cfi_adjust_cfa_offset (-16)
+ 	RET
+ 	cfi_endproc
+ 	.size	_dl_tlsdesc_undefweak, .-_dl_tlsdesc_undefweak