# git rev-parse -q --verify 1b56c90018f0e2bc76064ed6c90d146d5a7f998f^{commit}
1b56c90018f0e2bc76064ed6c90d146d5a7f998f
already have revision, skipping fetch
# git checkout -q -f -B kisskb 1b56c90018f0e2bc76064ed6c90d146d5a7f998f
# git clean -qxdf
# < git log -1
# commit 1b56c90018f0e2bc76064ed6c90d146d5a7f998f
# Author: Gustavo A. R. Silva <gustavoars@kernel.org>
# Date:   Tue Oct 31 17:50:11 2023 -0600
# 
#     Makefile: Enable -Wstringop-overflow globally
#     
#     It seems that we have finished addressing all the remaining
#     issues regarding -Wstringop-overflow. So, we are now in good
#     shape to enable this compiler option globally.
#     
#     Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
# < /opt/cross/kisskb/korg/gcc-11.3.0-nolibc/sparc64-linux/bin/sparc64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-11.3.0-nolibc/sparc64-linux/bin/sparc64-linux-ld --version
# < git log --format=%s --max-count=1 1b56c90018f0e2bc76064ed6c90d146d5a7f998f
# make -s -j 40 ARCH=sparc64 O=/kisskb/build/gustavoars_allmodconfig_sparc64-gcc11 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-11.3.0-nolibc/sparc64-linux/bin/sparc64-linux-  allmodconfig
# Added to kconfig CONFIG_BUILD_DOCSRC=n
# Added to kconfig CONFIG_HAVE_FTRACE_MCOUNT_RECORD=n
# Added to kconfig CONFIG_SAMPLES=n
# Added to kconfig CONFIG_MODULE_SIG=n
# < make -s -j 40 ARCH=sparc64 O=/kisskb/build/gustavoars_allmodconfig_sparc64-gcc11 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-11.3.0-nolibc/sparc64-linux/bin/sparc64-linux-  help
# make -s -j 40 ARCH=sparc64 O=/kisskb/build/gustavoars_allmodconfig_sparc64-gcc11 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-11.3.0-nolibc/sparc64-linux/bin/sparc64-linux-  olddefconfig
# make -s -j 40 ARCH=sparc64 O=/kisskb/build/gustavoars_allmodconfig_sparc64-gcc11 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-11.3.0-nolibc/sparc64-linux/bin/sparc64-linux-  
<stdin>:1519:2: warning: #warning syscall clone3 not implemented [-Wcpp]
/kisskb/src/lib/vsprintf.c: In function 'vsnprintf':
/kisskb/src/lib/vsprintf.c:2894:33: error: writing 1 byte into a region of size 0 [-Werror=stringop-overflow=]
 2894 |                         end[-1] = '\0';
      |                         ~~~~~~~~^~~~~~
/kisskb/src/lib/vsprintf.c:2749:21: note: at offset [-9223372036854775808, 9223372036854775806] into destination object 'buf' of size [0, 9223372036854775807]
 2749 | int vsnprintf(char *buf, size_t size, const char *fmt, va_list args)
      |               ~~~~~~^~~
/kisskb/src/lib/vsprintf.c: In function 'bstr_printf':
/kisskb/src/lib/vsprintf.c:3392:33: error: writing 1 byte into a region of size 0 [-Werror=stringop-overflow=]
 3392 |                         end[-1] = '\0';
      |                         ~~~~~~~~^~~~~~
/kisskb/src/lib/vsprintf.c:3213:23: note: at offset [-9223372036854775808, 9223372036854775806] into destination object 'buf' of size [0, 9223372036854775807]
 3213 | int bstr_printf(char *buf, size_t size, const char *fmt, const u32 *bin_buf)
      |                 ~~~~~~^~~
cc1: all warnings being treated as errors
make[4]: *** [/kisskb/src/scripts/Makefile.build:243: lib/vsprintf.o] Error 1
make[3]: *** [/kisskb/src/scripts/Makefile.build:480: lib] Error 2
make[3]: *** Waiting for unfinished jobs....
/kisskb/src/mm/mempolicy.c: In function 'mpol_parse_str':
/kisskb/src/mm/mempolicy.c:3007:26: error: writing 1 byte into a region of size 0 [-Werror=stringop-overflow=]
 3007 |                 *--flags = '=';
      |                 ~~~~~~~~~^~~~~
/kisskb/src/mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807]
 2890 | int mpol_parse_str(char *str, struct mempolicy **mpol)
      |                    ~~~~~~^~~
/kisskb/src/mm/mempolicy.c:3007:26: error: writing 1 byte into a region of size 0 [-Werror=stringop-overflow=]
 3007 |                 *--flags = '=';
      |                 ~~~~~~~~~^~~~~
/kisskb/src/mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807]
 2890 | int mpol_parse_str(char *str, struct mempolicy **mpol)
      |                    ~~~~~~^~~
/kisskb/src/mm/mempolicy.c:3007:26: error: writing 1 byte into a region of size 0 [-Werror=stringop-overflow=]
 3007 |                 *--flags = '=';
      |                 ~~~~~~~~~^~~~~
/kisskb/src/mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807]
 2890 | int mpol_parse_str(char *str, struct mempolicy **mpol)
      |                    ~~~~~~^~~
/kisskb/src/mm/mempolicy.c:3007:26: error: writing 1 byte into a region of size 0 [-Werror=stringop-overflow=]
 3007 |                 *--flags = '=';
      |                 ~~~~~~~~~^~~~~
/kisskb/src/mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807]
 2890 | int mpol_parse_str(char *str, struct mempolicy **mpol)
      |                    ~~~~~~^~~
/kisskb/src/mm/mempolicy.c:3005:29: error: writing 1 byte into a region of size 0 [-Werror=stringop-overflow=]
 3005 |                 *--nodelist = ':';
      |                 ~~~~~~~~~~~~^~~~~
/kisskb/src/mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807]
 2890 | int mpol_parse_str(char *str, struct mempolicy **mpol)
      |                    ~~~~~~^~~
/kisskb/src/mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807]
/kisskb/src/mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807]
/kisskb/src/mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807]
/kisskb/src/mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807]
/kisskb/src/mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807]
/kisskb/src/mm/mempolicy.c:3007:26: error: writing 1 byte into a region of size 0 [-Werror=stringop-overflow=]
 3007 |                 *--flags = '=';
      |                 ~~~~~~~~~^~~~~
/kisskb/src/mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807]
 2890 | int mpol_parse_str(char *str, struct mempolicy **mpol)
      |                    ~~~~~~^~~
/kisskb/src/mm/mempolicy.c:3005:29: error: writing 1 byte into a region of size 0 [-Werror=stringop-overflow=]
 3005 |                 *--nodelist = ':';
      |                 ~~~~~~~~~~~~^~~~~
/kisskb/src/mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807]
 2890 | int mpol_parse_str(char *str, struct mempolicy **mpol)
      |                    ~~~~~~^~~
/kisskb/src/mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807]
/kisskb/src/mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807]
/kisskb/src/mm/mempolicy.c:3007:26: error: writing 1 byte into a region of size 0 [-Werror=stringop-overflow=]
 3007 |                 *--flags = '=';
      |                 ~~~~~~~~~^~~~~
/kisskb/src/mm/mempolicy.c:2890:26: note: destination object 'str' of size [0, 9223372036854775807]
 2890 | int mpol_parse_str(char *str, struct mempolicy **mpol)
      |                    ~~~~~~^~~
cc1: all warnings being treated as errors
make[4]: *** [/kisskb/src/scripts/Makefile.build:243: mm/mempolicy.o] Error 1
make[4]: *** Waiting for unfinished jobs....
make[3]: *** [/kisskb/src/scripts/Makefile.build:480: mm] Error 2
make[2]: *** [/kisskb/src/Makefile:1913: .] Error 2
make[1]: *** [/kisskb/src/Makefile:234: __sub-make] Error 2
make: *** [Makefile:234: __sub-make] Error 2
Command 'make -s -j 40 ARCH=sparc64 O=/kisskb/build/gustavoars_allmodconfig_sparc64-gcc11 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-11.3.0-nolibc/sparc64-linux/bin/sparc64-linux-  ' returned non-zero exit status 2.
# rm -rf /kisskb/build/gustavoars_allmodconfig_sparc64-gcc11
# Build took: 0:08:46.216915