Buildresult: powerpc-next/ppc64e_defconfig/powerpc-gcc4.6 built on Sep 5 2019, 01:30

kisskb

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Status:	Failed
Date/Time:	Sep 5 2019, 01:30
Duration:	0:01:17.540516
Builder:	ka2
Revision:	powerpc: Avoid clang warnings around setjmp and longjmp (`2f050d49e589cc23e2aa40628d9154e9569aee43)`
Target:	powerpc-next/ppc64e_defconfig/powerpc-gcc4.6
Branch:	powerpc-next
Compiler:	powerpc-gcc4.6 (powerpc-linux-gcc (GCC) 4.6.3 / GNU ld (GNU Binutils) 2.22)
Config:	ppc64e_defconfig (download)
Log:	Download original Possible errors arch/powerpc/kernel/syscall_64.c:161:2: error: implicit declaration of function '__mtmsrd' [-Werror=implicit-function-declaration] cc1: all warnings being treated as errors make[3]: * [scripts/Makefile.build:274: arch/powerpc/kernel/syscall_64.o] Error 1 make[2]: * [scripts/Makefile.build:490: arch/powerpc/kernel] Error 2 make[1]: * [Makefile:1079: arch/powerpc] Error 2 make: * [Makefile:179: sub-make] Error 2 Possible warnings (9) kernel/printk/printk.c:194:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] net/bridge/br_netlink.c:648:7: warning: 'err' may be used uninitialized in this function [-Wuninitialized] fs/nfsd/nfs4xdr.c:2065:9: warning: 'str' may be used uninitialized in this function [-Wuninitialized] fs/udf/unicode.c:132:8: warning: 'c' may be used uninitialized in this function [-Wuninitialized] drivers/tty/serial/8250/8250_core.c:248:18: warning: 'i' may be used uninitialized in this function [-Wuninitialized] drivers/net/tun.c:1831:30: warning: 'copylen' may be used uninitialized in this function [-Wuninitialized] drivers/net/tun.c:1744:46: warning: 'linear' may be used uninitialized in this function [-Wuninitialized] drivers/usb/core/devio.c:613:23: warning: 'errno' may be used uninitialized in this function [-Wuninitialized] Full Log # git rev-parse -q --verify 2f050d49e589cc23e2aa40628d9154e9569aee43^{commit} 2f050d49e589cc23e2aa40628d9154e9569aee43 already have revision, skipping fetch # git checkout -q -f -B kisskb 2f050d49e589cc23e2aa40628d9154e9569aee43 # git clean -qxdf # < git log -1 # commit 2f050d49e589cc23e2aa40628d9154e9569aee43 # Author: Nathan Chancellor <natechancellor@gmail.com> # Date: Sun Aug 11 19:32:15 2019 -0700 # # powerpc: Avoid clang warnings around setjmp and longjmp # # Commit aea447141c7e ("powerpc: Disable -Wbuiltin-requires-header when # setjmp is used") disabled -Wbuiltin-requires-header because of a # warning about the setjmp and longjmp declarations. # # r367387 in clang added another diagnostic around this, complaining # that there is no jmp_buf declaration. # # In file included from ../arch/powerpc/xmon/xmon.c:47: # ../arch/powerpc/include/asm/setjmp.h:10:13: error: declaration of # built-in function 'setjmp' requires the declaration of the 'jmp_buf' # type, commonly provided in the header <setjmp.h>. # [-Werror,-Wincomplete-setjmp-declaration] # extern long setjmp(long ); # ^ # ../arch/powerpc/include/asm/setjmp.h:11:13: error: declaration of # built-in function 'longjmp' requires the declaration of the 'jmp_buf' # type, commonly provided in the header <setjmp.h>. # [-Werror,-Wincomplete-setjmp-declaration] # extern void longjmp(long , long); # ^ # 2 errors generated. # # Take the same approach as the above commit by disabling the warning # for the same reason, we provide our own longjmp/setjmp function. # # Cc: stable@vger.kernel.org # 4.19+ # Signed-off-by: Nathan Chancellor <natechancellor@gmail.com> # Reviewed-by: Nick Desaulniers <ndesaulniers@google.com> # Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> # Link: https://lore.kernel.org/r/20190812023214.107817-1-natechancellor@gmail.com # < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-gcc --version # < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-ld --version # < git log --format=%s --max-count=1 2f050d49e589cc23e2aa40628d9154e9569aee43 # < make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next_ppc64e_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- ppc64e_defconfig # make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next_ppc64e_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:194:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/kernel/syscall_64.c: In function 'syscall_exit_prepare': /kisskb/src/arch/powerpc/kernel/syscall_64.c:161:2: error: implicit declaration of function '__mtmsrd' [-Werror=implicit-function-declaration] cc1: all warnings being treated as errors make[3]: * [/kisskb/src/scripts/Makefile.build:274: arch/powerpc/kernel/syscall_64.o] Error 1 make[3]: * Waiting for unfinished jobs.... make[2]: * [/kisskb/src/scripts/Makefile.build:490: arch/powerpc/kernel] Error 2 make[1]: * [/kisskb/src/Makefile:1079: arch/powerpc] Error 2 make[1]: * Waiting for unfinished jobs.... /kisskb/src/fs/proc/inode.c: In function 'proc_reg_open': /kisskb/src/include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c:338:21: note: 'pdeo' was declared here /kisskb/src/net/bridge/br_netlink.c: In function 'br_afspec.isra.28': /kisskb/src/net/bridge/br_netlink.c:648:7: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/nfsd/nfs4xdr.c: In function 'nfsd4_encode_components_esc': /kisskb/src/fs/nfsd/nfs4xdr.c:2065:9: warning: 'str' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/udf/unicode.c: In function 'udf_name_conv_char': /kisskb/src/fs/udf/unicode.c:132:8: warning: 'c' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/tty/serial/8250/8250_core.c: In function 'univ8250_release_irq': /kisskb/src/drivers/tty/serial/8250/8250_core.c:248:18: warning: 'i' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/tty/serial/8250/8250_core.c:228:19: note: 'i' was declared here /kisskb/src/drivers/net/tun.c: In function 'tun_get_user': /kisskb/src/drivers/net/tun.c:1831:30: warning: 'copylen' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/tun.c:1744:46: warning: 'linear' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/usb/core/devio.c: In function 'async_completed': /kisskb/src/drivers/usb/core/devio.c:613:23: warning: 'errno' may be used uninitialized in this function [-Wuninitialized] make: * [Makefile:179: sub-make] Error 2 Command 'make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next_ppc64e_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- ' returned non-zero exit status 2 # rm -rf /kisskb/build/powerpc-next_ppc64e_defconfig_powerpc-gcc4.6 # Build took: 0:01:17.540516

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