The early boot stub for sh had UBSan instrumentation present where it is not supported. Disable it for this part of the build.
sh4-linux-ld: arch/sh/boot/compressed/misc.o: in function `zlib_inflate_table': misc.c:(.text+0x670): undefined reference to `__ubsan_handle_shift_out_of_bounds' Reported-by: kernel test robot <[email protected]> Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/ Cc: Yoshinori Sato <[email protected]> Cc: Rich Felker <[email protected]> Cc: John Paul Adrian Glaubitz <[email protected]> Cc: Masahiro Yamada <[email protected]> Cc: Nicolas Schier <[email protected]> Cc: [email protected] Signed-off-by: Kees Cook <[email protected]> --- arch/sh/boot/compressed/Makefile | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/sh/boot/compressed/Makefile b/arch/sh/boot/compressed/Makefile index b5e29f99c02c..6c6c791a1d06 100644 --- a/arch/sh/boot/compressed/Makefile +++ b/arch/sh/boot/compressed/Makefile @@ -12,6 +12,7 @@ targets := vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 \ vmlinux.bin.lzma vmlinux.bin.xz vmlinux.bin.lzo $(OBJECTS) GCOV_PROFILE := n +UBSAN_SANITIZE := n # # IMAGE_OFFSET is the load offset of the compression loader -- 2.34.1
