diff --git a/toolchain/Config.in b/toolchain/Config.in
index c2192a52b1..196612b8b0 100644
--- a/toolchain/Config.in
+++ b/toolchain/Config.in
@@ -69,6 +69,11 @@ comment "Toolchain Generic Options"
 config BR2_TOOLCHAIN_HAS_BINUTILS_BUG_19615
 	bool
 
+# https://sourceware.org/bugzilla/show_bug.cgi?id=20006
+# Affect toolchains built with binutils 2.26 (fixed in binutils 2.26.1).
+config BR2_TOOLCHAIN_HAS_BINUTILS_BUG_20006
+	bool
+
 # Atomic types can be:
 #  - never lock-free
 #  - sometimes lock-free
diff --git a/toolchain/toolchain-external/toolchain-external-codesourcery-amd64/Config.in b/toolchain/toolchain-external/toolchain-external-codesourcery-amd64/Config.in
index 50c5a20019..9187333b95 100644
--- a/toolchain/toolchain-external/toolchain-external-codesourcery-amd64/Config.in
+++ b/toolchain/toolchain-external/toolchain-external-codesourcery-amd64/Config.in
@@ -13,6 +13,7 @@ config BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_AMD64
 	select BR2_TOOLCHAIN_HEADERS_AT_LEAST_4_7
 	select BR2_TOOLCHAIN_GCC_AT_LEAST_6
 	select BR2_TOOLCHAIN_HAS_BINUTILS_BUG_19615 # based-on binutils-2.26
+	select BR2_TOOLCHAIN_HAS_BINUTILS_BUG_20006 # based-on binutils-2.26
 	help
 	  Sourcery CodeBench toolchain for the amd64 (x86_64)
 	  architectures, from Mentor Graphics. It uses gcc 6.2,