The following builds failed on Linux next-20210604 due to warnings / errors. - arm (s3c2410_defconfig) with gcc- 8 / 9 / 10 - parisc (defconfig) with gcc-8 / 9 / 10 - powerpc (ppc6xx_defconfig) with gcc- 8 / 9 /10 In file included from fs/cifs/transport.c:38: fs/cifs/transport.c: In function 'cifs_pick_channel': fs/cifs/cifsglob.h:955:20: error: passing argument 2 of 'test_bit' from incompatible pointer type [-Werror=incompatible-pointer-types] 955 | test_bit((index), &(ses)->chans_need_reconnect) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ | size_t * {aka unsigned int *} fs/cifs/transport.c:1065:7: note: in expansion of macro 'CIFS_CHAN_NEEDS_RECONNECT' 1065 | if (CIFS_CHAN_NEEDS_RECONNECT(ses, index)) | ^~~~~~~~~~~~~~~~~~~~~~~~~ In file included from arch/powerpc/include/asm/bitops.h:193, from include/linux/bitops.h:32, from include/linux/kernel.h:12, from include/linux/list.h:9, from include/linux/wait.h:7, from include/linux/wait_bit.h:8, from include/linux/fs.h:6, from fs/cifs/transport.c:23: include/asm-generic/bitops/non-atomic.h:104:66: note: expected 'const volatile long unsigned int *' but argument is of type 'size_t *' {aka 'unsigned int *'} 104 | static inline int test_bit(int nr, const volatile unsigned long *addr) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~ cc1: some warnings being treated as errors make[3]: *** [scripts/Makefile.build:272: fs/cifs/transport.o] Error 1 fs/cifs/sess.c: In function 'cifs_chan_set_need_reconnect': fs/cifs/sess.c:98:22: error: passing argument 2 of 'set_bit' from incompatible pointer type [-Werror=incompatible-pointer-types] 98 | set_bit(chan_index, &ses->chans_need_reconnect); ^~~~~~~~~~~~~~~~~~~~~~~~~~ | size_t * {aka unsigned int *} Reported-by: Naresh Kamboju <naresh.kamboju@xxxxxxxxxx> Full build log: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next/-/jobs/1317929765#L247 Steps to reproduce: ----------------------------- # TuxMake is a command line tool and Python library that provides # portable and repeatable Linux kernel builds across a variety of # architectures, toolchains, kernel configurations, and make targets. # # TuxMake supports the concept of runtimes. # See https://docs.tuxmake.org/runtimes/, for that to work it requires # that you install podman or docker on your system. # # To install tuxmake on your system globally: # sudo pip3 install -U tuxmake # # See https://docs.tuxmake.org/ for complete documentation. tuxmake --runtime podman --target-arch arm --toolchain gcc-8 --kconfig s3c2410_defconfig -- Linaro LKFT https://lkft.linaro.org