stable rc 4.4 build breaks on arm64, arm, x86_64 and i386. Here are the build log failures on arm64. git_repo: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git target_arch: arm64 toolchain: gcc-9 git_short_log: 0b3898baf614 (\Linux 4.4.233-rc1\) git_sha: 0b3898baf61459e1f963dcf893b4683174668975 git_describe: v4.4.232-33-g0b3898baf614 kernel_version: 4.4.233-rc1 make -sk KBUILD_BUILD_USER=TuxBuild -C/linux -j16 ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- HOSTCC=gcc CC="sccache aarch64-linux-gnu-gcc" O=build Image # ../arch/arm64/kernel/hw_breakpoint.c: In function ‘arch_bp_generic_fields’: ../arch/arm64/kernel/hw_breakpoint.c:348:5: note: parameter passing for argument of type ‘struct arch_hw_breakpoint_ctrl’ changed in GCC 9.1 348 | int arch_bp_generic_fields(struct arch_hw_breakpoint_ctrl ctrl, | ^~~~~~~~~~~~~~~~~~~~~~ ../fs/ext4/inode.c: In function ‘ext4_direct_IO’: ../fs/ext4/inode.c:3355:9: error: ‘offset’ redeclared as different kind of symbol 3355 | loff_t offset = iocb->ki_pos; | ^~~~~~ ../fs/ext4/inode.c:3349:17: note: previous definition of ‘offset’ was here 3349 | loff_t offset) | ~~~~~~~^~~~~~ make[3]: *** [../scripts/Makefile.build:277: fs/ext4/inode.o] Error 1 make[3]: Target '__build' not remade because of errors. make[2]: *** [../scripts/Makefile.build:484: fs/ext4] Error 2 ../drivers/net/ethernet/apm/xgene/xgene_enet_main.c:32:36: warning: array ‘xgene_enet_acpi_match’ assumed to have one element 32 | static const struct acpi_device_id xgene_enet_acpi_match[]; | ^~~~~~~~~~~~~~~~~~~~~ make[2]: Target '__build' not remade because of errors. make[1]: *** [/linux/Makefile:1006: fs] Error 2 make[1]: Target 'Image' not remade because of errors. make: *** [Makefile:152: sub-make] Error 2 make: Target 'Image' not remade because of errors. -- Linaro LKFT https://lkft.linaro.org