Hi Ben, It's probably a bug fix that unveils the link errors.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 15a2bc4dbb9cfed1c661a657fcb10798150b7598 commit: f39293fd37fff74c531b7a52d0459cc77db85e7f MIPS: Fix exception handler memcpy() date: 12 days ago config: mips-randconfig-s031-20200604 (attached as .config) compiler: mipsel-linux-gcc (GCC) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.1-246-g41f651b4-dirty git checkout f39293fd37fff74c531b7a52d0459cc77db85e7f # save the attached .config to linux build tree make W=1 C=1 ARCH=mips CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <l...@intel.com> All errors (new ones prefixed by >>, old ones prefixed by <<): mipsel-linux-ld: arch/mips/boot/compressed/decompress.o: in function `lzo1x_decompress_safe': >> arch/mips/boot/compressed/decompress.c:(.text+0x90): undefined reference to >> `ftrace_likely_update' >> mipsel-linux-ld: arch/mips/boot/compressed/decompress.c:(.text+0xb0): >> undefined reference to `ftrace_likely_update' mipsel-linux-ld: arch/mips/boot/compressed/decompress.c:(.text+0x140): undefined reference to `ftrace_likely_update' mipsel-linux-ld: arch/mips/boot/compressed/decompress.c:(.text+0x194): undefined reference to `ftrace_likely_update' mipsel-linux-ld: arch/mips/boot/compressed/decompress.c:(.text+0x1b4): undefined reference to `ftrace_likely_update' mipsel-linux-ld: arch/mips/boot/compressed/decompress.o:arch/mips/boot/compressed/decompress.c:(.text+0x1e4): more undefined references to `ftrace_likely_update' follow --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
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