diff --git a/arch/lkl/defconfig b/arch/lkl/defconfig
index 1cb5db2e2545ad..d9047fd7668871 100644
--- a/arch/lkl/defconfig
+++ b/arch/lkl/defconfig
@@ -32,8 +32,8 @@ CONFIG_EXT4_FS_SECURITY=y
 CONFIG_XFS_FS=y
 CONFIG_XFS_POSIX_ACL=y
 CONFIG_ISO9660_FS=y
-CONFIG_BTRFS_FS=y
-CONFIG_BTRFS_FS_POSIX_ACL=y
+#CONFIG_BTRFS_FS=y
+#CONFIG_BTRFS_FS_POSIX_ACL=y
 # CONFIG_FILE_LOCKING is not set
 # CONFIG_DNOTIFY is not set
 # CONFIG_INOTIFY_USER is not set
diff --git a/tools/lkl/tests/Makefile b/tools/lkl/tests/Makefile
index fbe1f8451120b5..4c41700109f648 100644
--- a/tools/lkl/tests/Makefile
+++ b/tools/lkl/tests/Makefile
@@ -27,7 +27,7 @@ endef
 
 QUICK?=0
 VALGRIND_TEXT?=0
-FS_TYPES?=ext4 btrfs vfat xfs
+FS_TYPES?=ext4 vfat xfs
 
 # The hijack tests are very time consuming, so run with `QUICK=1 make
 # test` if you want to stick to the unit tests