on stable-rc 4.19 and stable-rc 5.4 branch MIPS cavium_octeon_defconfig and nlm_xlp_defconfig builds failed recently.

Regressions (compared to build v4.19.167-43-g5a52ae31885b) Regressions (compared to build v5.4.89-62-ga698e3bcad9e)

mips: build: * gcc-10-cavium_octeon_defconfig * gcc-10-nlm_xlp_defconfig * gcc-8-cavium_octeon_defconfig * gcc-8-nlm_xlp_defconfig * gcc-9-cavium_octeon_defconfig * gcc-9-nlm_xlp_defconfig

Build log : ---------------

# to reproduce this build locally:

tuxmake --target-arch=mips --kconfig=cavium_octeon_defconfig --toolchain=gcc-8 --wrapper=sccache --environment=SCCACHE_BUCKET=sccache.tuxbuild.com --runtime=docker --image=public.ecr.aws/tuxmake/mips_gcc-8 config kernel xipkernel debugkernel modules dtbs dtbs-legacy

make --silent --keep-going --jobs=8 O=/home/tuxbuild/.cache/tuxmake/builds/1/tmp ARCH=mips CROSS_COMPILE=mips-linux-gnu- 'CC=sccache mips-linux-gnu-gcc' 'HOSTCC=sccache gcc' cavium_octeon_defconfig

make --silent --keep-going --jobs=8 O=/home/tuxbuild/.cache/tuxmake/builds/1/tmp ARCH=mips CROSS_COMPILE=mips-linux-gnu- 'CC=sccache mips-linux-gnu-gcc' 'HOSTCC=sccache gcc' In file included from arch/mips/kernel/binfmt_elfn32.c:113: arch/mips/kernel/../../../fs/binfmt_elf.c: In function 'fill_siginfo_note': arch/mips/kernel/../../../fs/binfmt_elf.c:1599:23: error: passing argument 1 of 'copy_siginfo_to_user' from incompatible pointer type [-Werror=incompatible-pointer-types] copy_siginfo_to_user((user_siginfo_t __user *) csigdata, siginfo); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from include/uapi/linux/elfcore.h:6, from include/linux/elfcore.h:10, from arch/mips/kernel/binfmt_elfn32.c:42: include/linux/signal.h:24:49: note: expected 'struct siginfo *' but argument is of type 'compat_siginfo_t *' {aka 'struct compat_siginfo *'} int copy_siginfo_to_user(struct siginfo __user *to, const struct siginfo *from); ~~~~~~~~~~~~~~~~~~~~~~~^~ cc1: all warnings being treated as errors

build log link, - https://builds.tuxbuild.com/1nCmFsW7GqWQp1LTwGO5BpU93fy/ - https://builds.tuxbuild.com/1nCmFl54F1ONC7hNoPkeO8kBt5o/

Best regards Naresh Kamboju