CC: kbuild-all(a)lists.01.org In-Reply-To: <20200720155530.1173732-10-a.darwish(a)linutronix.de&gt; References: <20200720155530.1173732-10-a.darwish(a)linutronix.de&gt; TO: "Ahmed S. Darwish" <a.darwish(a)linutronix.de&gt; Hi "Ahmed, Thank you for the patch! Yet something to improve: [auto build test ERROR on a9232dc5607dbada801f2fe83ea307cda762969a] url: https://github.com/0day-ci/linux/commits/Ahmed-S-Darwish/seqlock-Extend-s... base: a9232dc5607dbada801f2fe83ea307cda762969a :::::: branch date: 9 hours ago :::::: commit date: 9 hours ago config: s390-randconfig-s032-20200719 (attached as .config) compiler: s390-linux-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.2-49-g707c5017-dirty # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=s390 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): net/core/dev.c:156:18: sparse: sparse: symbol 'ptype_base' was not declared. Should it be static? net/core/dev.c:157:18: sparse: sparse: symbol 'ptype_all' was not declared. Should it be static? net/core/dev.c:2422:19: sparse: sparse: symbol 'xps_needed' was not declared. Should it be static? net/core/dev.c:2424:19: sparse: sparse: symbol 'xps_rxqs_needed' was not declared. Should it be static? net/core/dev.c:3264:23: sparse: sparse: incorrect type in argument 4 (different base types) net/core/dev.c:3264:23: sparse: expected restricted __wsum [usertype] csum net/core/dev.c:3264:23: sparse: got unsigned int net/core/dev.c:3264:23: sparse: sparse: cast from restricted __wsum net/core/dev.c:3264:23: sparse: sparse: incorrect type in argument 4 (different base types) net/core/dev.c:3264:23: sparse: expected restricted __wsum [usertype] csum net/core/dev.c:3264:23: sparse: got unsigned int net/core/dev.c:3264:23: sparse: sparse: incorrect type in argument 1 (different base types) net/core/dev.c:3264:23: sparse: expected unsigned int [usertype] val net/core/dev.c:3264:23: sparse: got restricted __wsum net/core/dev.c:3264:23: sparse: sparse: incorrect type in argument 4 (different base types) net/core/dev.c:3264:23: sparse: expected restricted __wsum [usertype] csum net/core/dev.c:3264:23: sparse: got unsigned int net/core/dev.c:3264:23: sparse: sparse: cast from restricted __wsum net/core/dev.c:3264:23: sparse: sparse: incorrect type in argument 4 (different base types) net/core/dev.c:3264:23: sparse: expected restricted __wsum [usertype] csum net/core/dev.c:3264:23: sparse: got unsigned int net/core/dev.c:3264:23: sparse: sparse: cast from restricted __wsum net/core/dev.c:3264:23: sparse: sparse: incorrect type in argument 4 (different base types) net/core/dev.c:3264:23: sparse: expected restricted __wsum [usertype] csum net/core/dev.c:3264:23: sparse: got unsigned int net/core/dev.c:3264:23: sparse: sparse: cast from restricted __wsum net/core/dev.c:3264:23: sparse: sparse: incorrect type in argument 4 (different base types) net/core/dev.c:3264:23: sparse: expected restricted __wsum [usertype] csum net/core/dev.c:3264:23: sparse: got unsigned int net/core/dev.c:3264:23: sparse: sparse: cast from restricted __wsum net/core/dev.c:5588:1: sparse: sparse: symbol 'flush_works' was not declared. Should it be static? include/net/sch_generic.h:168:9: sparse: sparse: trying to copy expression type 31 include/net/sch_generic.h:168:9: sparse: sparse: trying to copy expression type 31 include/net/sch_generic.h:141:17: sparse: sparse: trying to copy expression type 31 include/net/sch_generic.h:175:9: sparse: sparse: trying to copy expression type 31 include/net/sch_generic.h:175:9: sparse: sparse: trying to copy expression type 31 include/linux/seqlock.h:340:16: sparse: sparse: unreplaced symbol 's' include/linux/seqlock.h:340:9: sparse: sparse: unreplaced symbol 'return' include/net/sch_generic.h:141:17: sparse: sparse: unreplaced symbol 's' include/net/sch_generic.h:141:17: sparse: sparse: unreplaced symbol 'return' include/linux/seqlock.h:345:9: sparse: sparse: unreplaced symbol 'return' include/net/sch_generic.h:168:9: sparse: sparse: unreplaced symbol 's' include/net/sch_generic.h:168:9: sparse: sparse: unreplaced symbol 'return' include/linux/seqlock.h:340:16: sparse: sparse: unreplaced symbol 's' include/linux/seqlock.h:340:9: sparse: sparse: unreplaced symbol 'return' include/net/sch_generic.h:168:9: sparse: sparse: unreplaced symbol 's' include/net/sch_generic.h:168:9: sparse: sparse: unreplaced symbol 'return' include/linux/seqlock.h:340:16: sparse: sparse: unreplaced symbol 's' include/linux/seqlock.h:340:9: sparse: sparse: unreplaced symbol 'return' include/net/sch_generic.h:141:17: sparse: sparse: unreplaced symbol 's' include/net/sch_generic.h:141:17: sparse: sparse: unreplaced symbol 'return' include/linux/seqlock.h:340:16: sparse: sparse: unreplaced symbol 's' include/linux/seqlock.h:340:9: sparse: sparse: unreplaced symbol 'return' include/net/sch_generic.h:175:9: sparse: sparse: unreplaced symbol 's' include/net/sch_generic.h:175:9: sparse: sparse: unreplaced symbol 'return' include/linux/seqlock.h:345:9: sparse: sparse: unreplaced symbol 'return' include/net/sch_generic.h:175:9: sparse: sparse: unreplaced symbol 's' include/net/sch_generic.h:175:9: sparse: sparse: unreplaced symbol 'return' include/linux/seqlock.h:345:9: sparse: sparse: unreplaced symbol 'return' include/net/sch_generic.h:168:9: sparse: sparse: unreplaced symbol 's' include/net/sch_generic.h:168:9: sparse: sparse: unreplaced symbol 'return' include/linux/seqlock.h:340:16: sparse: sparse: unreplaced symbol 's' include/linux/seqlock.h:340:9: sparse: sparse: unreplaced symbol 'return' include/net/sch_generic.h:168:9: sparse: sparse: unreplaced symbol 's' include/net/sch_generic.h:168:9: sparse: sparse: unreplaced symbol 'return' include/linux/seqlock.h:340:16: sparse: sparse: unreplaced symbol 's' include/linux/seqlock.h:340:9: sparse: sparse: unreplaced symbol 'return' include/net/sch_generic.h:141:17: sparse: sparse: unreplaced symbol 's' include/net/sch_generic.h:141:17: sparse: sparse: unreplaced symbol 'return' include/linux/seqlock.h:340:16: sparse: sparse: unreplaced symbol 's' include/linux/seqlock.h:340:9: sparse: sparse: unreplaced symbol 'return' include/net/sch_generic.h:175:9: sparse: sparse: unreplaced symbol 's' include/net/sch_generic.h:175:9: sparse: sparse: unreplaced symbol 'return' include/linux/seqlock.h:345:9: sparse: sparse: unreplaced symbol 'return' include/net/sch_generic.h:175:9: sparse: sparse: unreplaced symbol 's' include/net/sch_generic.h:175:9: sparse: sparse: unreplaced symbol 'return' sparse: linearize.c:692: insert_branch: Assertion `old == jmp' failed. -- net/core/neighbour.c:348:12: sparse: sparse: context imbalance in '__neigh_ifdown' - wrong count at exit net/core/neighbour.c:803:9: sparse: sparse: context imbalance in 'pneigh_ifdown_and_unlock' - unexpected unlock include/linux/seqlock.h:902:16: sparse: sparse: trying to copy expression type 31 include/linux/seqlock.h:876:24: sparse: sparse: trying to copy expression type 31 include/linux/seqlock.h:340:16: sparse: sparse: unreplaced symbol 's' include/linux/seqlock.h:340:9: sparse: sparse: unreplaced symbol 'return' include/linux/seqlock.h:902:16: sparse: sparse: unreplaced symbol 's' include/linux/seqlock.h:902:16: sparse: sparse: unreplaced symbol 'return' include/linux/seqlock.h:340:16: sparse: sparse: unreplaced symbol 's' include/linux/seqlock.h:340:9: sparse: sparse: unreplaced symbol 'return' include/linux/seqlock.h:876:24: sparse: sparse: unreplaced symbol 's' include/linux/seqlock.h:876:24: sparse: sparse: unreplaced symbol 'return' sparse warnings: (new ones prefixed by >>) net/core/dev.c:3264:23: sparse: sparse: incorrect type in argument 4 (different base types) @@ expected restricted __wsum [usertype] csum @@ got unsigned int @@ net/core/dev.c:3264:23: sparse: expected restricted __wsum [usertype] csum net/core/dev.c:3264:23: sparse: got unsigned int net/core/dev.c:3264:23: sparse: sparse: cast from restricted __wsum net/core/dev.c:3264:23: sparse: sparse: incorrect type in argument 4 (different base types) @@ expected restricted __wsum [usertype] csum @@ got unsigned int @@ net/core/dev.c:3264:23: sparse: expected restricted __wsum [usertype] csum net/core/dev.c:3264:23: sparse: got unsigned int net/core/dev.c:3264:23: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __wsum @@ net/core/dev.c:3264:23: sparse: expected unsigned int [usertype] val net/core/dev.c:3264:23: sparse: got restricted __wsum net/core/dev.c:3264:23: sparse: sparse: incorrect type in argument 4 (different base types) @@ expected restricted __wsum [usertype] csum @@ got unsigned int @@ net/core/dev.c:3264:23: sparse: expected restricted __wsum [usertype] csum net/core/dev.c:3264:23: sparse: got unsigned int net/core/dev.c:3264:23: sparse: sparse: cast from restricted __wsum net/core/dev.c:3264:23: sparse: sparse: incorrect type in argument 4 (different base types) @@ expected restricted __wsum [usertype] csum @@ got unsigned int @@ net/core/dev.c:3264:23: sparse: expected restricted __wsum [usertype] csum net/core/dev.c:3264:23: sparse: got unsigned int net/core/dev.c:3264:23: sparse: sparse: cast from restricted __wsum net/core/dev.c:3264:23: sparse: sparse: incorrect type in argument 4 (different base types) @@ expected restricted __wsum [usertype] csum @@ got unsigned int @@ net/core/dev.c:3264:23: sparse: expected restricted __wsum [usertype] csum net/core/dev.c:3264:23: sparse: got unsigned int net/core/dev.c:3264:23: sparse: sparse: cast from restricted __wsum net/core/dev.c:3264:23: sparse: sparse: incorrect type in argument 4 (different base types) @@ expected restricted __wsum [usertype] csum @@ got unsigned int @@ net/core/dev.c:3264:23: sparse: expected restricted __wsum [usertype] csum net/core/dev.c:3264:23: sparse: got unsigned int net/core/dev.c:3264:23: sparse: sparse: cast from restricted __wsum include/net/sch_generic.h:141:17: sparse: sparse: trying to copy expression type 31 include/net/sch_generic.h:175:9: sparse: sparse: trying to copy expression type 31 include/net/sch_generic.h:175:9: sparse: sparse: trying to copy expression type 31 include/linux/seqlock.h:345:9: sparse: sparse: unreplaced symbol 'return' include/net/sch_generic.h:168:9: sparse: sparse: unreplaced symbol 's' include/net/sch_generic.h:168:9: sparse: sparse: unreplaced symbol 'return' include/net/sch_generic.h:168:9: sparse: sparse: unreplaced symbol 's' include/net/sch_generic.h:168:9: sparse: sparse: unreplaced symbol 'return' include/net/sch_generic.h:175:9: sparse: sparse: unreplaced symbol 's' include/net/sch_generic.h:175:9: sparse: sparse: unreplaced symbol 'return' include/linux/seqlock.h:345:9: sparse: sparse: unreplaced symbol 'return' include/net/sch_generic.h:175:9: sparse: sparse: unreplaced symbol 's' include/net/sch_generic.h:175:9: sparse: sparse: unreplaced symbol 'return' include/linux/seqlock.h:345:9: sparse: sparse: unreplaced symbol 'return' include/net/sch_generic.h:168:9: sparse: sparse: unreplaced symbol 's' include/net/sch_generic.h:168:9: sparse: sparse: unreplaced symbol 'return' include/net/sch_generic.h:168:9: sparse: sparse: unreplaced symbol 's' include/net/sch_generic.h:168:9: sparse: sparse: unreplaced symbol 'return' include/net/sch_generic.h:175:9: sparse: sparse: unreplaced symbol 's' include/net/sch_generic.h:175:9: sparse: sparse: unreplaced symbol 'return' include/linux/seqlock.h:345:9: sparse: sparse: unreplaced symbol 'return' include/net/sch_generic.h:175:9: sparse: sparse: unreplaced symbol 's' include/net/sch_generic.h:175:9: sparse: sparse: unreplaced symbol 'return' sparse: linearize.c:692: insert_branch: Assertion `old == jmp' failed. /bin/bash: line 1: 32346 Aborted sparse -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ -Wbitwise -Wno-return-void -Wno-unknown-attribute -fdiagnostic-prefix -D__CHECK_ENDIAN__ -D__s390__ -D__s390x__ --arch=s390 -mbig-endian -m64 -Wp,-MMD,net/core/.dev.o.d -nostdinc -isystem /opt/cross/gcc-9.3.0-nolibc/s390-linux/bin/../lib/gcc/s390-linux/9.3.0/include -Iarch/s390/include -I./arch/s390/include/generated -Iinclude -I./include -Iarch/s390/include/uapi -I./arch/s390/include/generated/uapi -Iinclude/uapi -I./include/generated/uapi -include include/linux/kconfig.h -include include/linux/compiler_types.h -D__KERNEL__ -DKBUILD_EXTRA_WARN1 -Wall -Wundef -Werror=strict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -fshort-wchar -fno-PIE -Werror=implicit-function-declaration -Werror=implicit-int -Wno-format-security -std=gnu89 -m64 -fPIE -mbackchain -msoft-float -march=z15 -mtune=z196 -Wa,-Iarch/s390/include -mindirect-branch=thunk -mfunction-return=thunk -mindirect-branch-table -DCC_USING_EXPOLINE -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -DCONFIG_AS_CFI_VAL_OFFSET=1 -fno-delete-null-pointer-checks -Wno-frame-address -Wno-format-truncation -Wno-format-overflow -Wno-address-of-packed-member -Os --param=allow-store-data-races=0 -fplugin=./scripts/gcc-plugins/randomize_layout_plugin.so -DRANDSTRUCT_PLUGIN -fno-reorder-blocks -fno-ipa-cp-clone -fno-partial-inlining -Wframe-larger-than=8192 -fno-stack-protector -Wno-unused-but-set-variable -Wimplicit-fallthrough -Wno-unused-const-variable -fomit-frame-pointer -fno-var-tracking-assignments -g -gdwarf-4 -femit-struct-debug-baseonly -fno-var-tracking -gz=zlib -fno-inline-functions-called-once -Wdeclaration-after-statement -Wvla -Wno-pointer-sign -Wno-stringop-truncation -Wno-array-bounds -Wno-stringop-overflow -Wno-restrict -Wno-maybe-uninitialized -fno-strict-overflow -fno-merge-all-constants -fmerge-constants -fno-stack-check -fconserve-stack -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -fmacro-prefix-map== -Wno-packed-not-aligned -Wextra -Wunused -Wno-unused-parameter -Wmissing-declarations -Wmissing-format-attribute -Wmissing-prototypes -Wold-style-definition -Wmissing-include-dirs -Wunused-but-set-variable -Wunused-const-variable -Wpacked-not-aligned -Wstringop-truncation -Wno-missing-field-initializers -Wno-sign-compare -fsanitize=kernel-address -fasan-shadow-offset=0x30000000000 --param asan-globals=1 --param asan-instrumentation-with-call-threshold=0 --param asan-stack=1 --param asan-instrument-allocas=1 -I net/core -I ./net/core -DKBUILD_MODFILE='"net/core/dev"' -DKBUILD_BASENAME='"dev"' -DKBUILD_MODNAME='"dev"' net/core/dev.c -- net/core/neighbour.c:348:12: sparse: sparse: context imbalance in '__neigh_ifdown' - wrong count at exit net/core/neighbour.c:803:9: sparse: sparse: context imbalance in 'pneigh_ifdown_and_unlock' - unexpected unlock include/linux/seqlock.h:876:24: sparse: sparse: trying to copy expression type 31 include/linux/seqlock.h:902:16: sparse: sparse: unreplaced symbol 's' include/linux/seqlock.h:902:16: sparse: sparse: unreplaced symbol 'return' include/linux/seqlock.h:876:24: sparse: sparse: unreplaced symbol 's' include/linux/seqlock.h:876:24: sparse: sparse: unreplaced symbol 'return' /bin/bash: line 1: 33145 Segmentation fault sparse -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ -Wbitwise -Wno-return-void -Wno-unknown-attribute -fdiagnostic-prefix -D__CHECK_ENDIAN__ -D__s390__ -D__s390x__ --arch=s390 -mbig-endian -m64 -Wp,-MMD,net/core/.neighbour.o.d -nostdinc -isystem /opt/cross/gcc-9.3.0-nolibc/s390-linux/bin/../lib/gcc/s390-linux/9.3.0/include -Iarch/s390/include -I./arch/s390/include/generated -Iinclude -I./include -Iarch/s390/include/uapi -I./arch/s390/include/generated/uapi -Iinclude/uapi -I./include/generated/uapi -include include/linux/kconfig.h -include include/linux/compiler_types.h -D__KERNEL__ -DKBUILD_EXTRA_WARN1 -Wall -Wundef -Werror=strict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -fshort-wchar -fno-PIE -Werror=implicit-function-declaration -Werror=implicit-int -Wno-format-security -std=gnu89 -m64 -fPIE -mbackchain -msoft-float -march=z15 -mtune=z196 -Wa,-Iarch/s390/include -mindirect-branch=thunk -mfunction-return=thunk -mindirect-branch-table -DCC_USING_EXPOLINE -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -DCONFIG_AS_CFI_VAL_OFFSET=1 -fno-delete-null-pointer-checks -Wno-frame-address -Wno-format-truncation -Wno-format-overflow -Wno-address-of-packed-member -Os --param=allow-store-data-races=0 -fplugin=./scripts/gcc-plugins/randomize_layout_plugin.so -DRANDSTRUCT_PLUGIN -fno-reorder-blocks -fno-ipa-cp-clone -fno-partial-inlining -Wframe-larger-than=8192 -fno-stack-protector -Wno-unused-but-set-variable -Wimplicit-fallthrough -Wno-unused-const-variable -fomit-frame-pointer -fno-var-tracking-assignments -g -gdwarf-4 -femit-struct-debug-baseonly -fno-var-tracking -gz=zlib -fno-inline-functions-called-once -Wdeclaration-after-statement -Wvla -Wno-pointer-sign -Wno-stringop-truncation -Wno-array-bounds -Wno-stringop-overflow -Wno-restrict -Wno-maybe-uninitialized -fno-strict-overflow -fno-merge-all-constants -fmerge-constants -fno-stack-check -fconserve-stack -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -fmacro-prefix-map== -Wno-packed-not-aligned -Wextra -Wunused -Wno-unused-parameter -Wmissing-declarations -Wmissing-format-attribute -Wmissing-prototypes -Wold-style-definition -Wmissing-include-dirs -Wunused-but-set-variable -Wunused-const-variable -Wpacked-not-aligned -Wstringop-truncation -Wno-missing-field-initializers -Wno-sign-compare -fsanitize=kernel-address -fasan-shadow-offset=0x30000000000 --param asan-globals=1 --param asan-instrumentation-with-call-threshold=0 --param asan-stack=1 --param asan-instrument-allocas=1 -I net/core -I ./net/core -DKBUILD_MODFILE='"net/core/neighbour"' -DKBUILD_BASENAME='"neighbour"' -DKBUILD_MODNAME='"neighbour"' net/core/neighbour.c -- include/linux/seqlock.h:876:24: sparse: sparse: trying to copy expression type 31 include/linux/seqlock.h:902:16: sparse: sparse: unreplaced symbol 's' include/linux/seqlock.h:902:16: sparse: sparse: unreplaced symbol 'return' /bin/bash: line 1: 30841 Segmentation fault sparse -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ -Wbitwise -Wno-return-void -Wno-unknown-attribute -fdiagnostic-prefix -D__CHECK_ENDIAN__ -D__s390__ -D__s390x__ --arch=s390 -mbig-endian -m64 -Wp,-MMD,net/ipv4/.inetpeer.o.d -nostdinc -isystem /opt/cross/gcc-9.3.0-nolibc/s390-linux/bin/../lib/gcc/s390-linux/9.3.0/include -Iarch/s390/include -I./arch/s390/include/generated -Iinclude -I./include -Iarch/s390/include/uapi -I./arch/s390/include/generated/uapi -Iinclude/uapi -I./include/generated/uapi -include include/linux/kconfig.h -include include/linux/compiler_types.h -D__KERNEL__ -DKBUILD_EXTRA_WARN1 -Wall -Wundef -Werror=strict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -fshort-wchar -fno-PIE -Werror=implicit-function-declaration -Werror=implicit-int -Wno-format-security -std=gnu89 -m64 -fPIE -mbackchain -msoft-float -march=z15 -mtune=z196 -Wa,-Iarch/s390/include -mindirect-branch=thunk -mfunction-return=thunk -mindirect-branch-table -DCC_USING_EXPOLINE -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -DCONFIG_AS_CFI_VAL_OFFSET=1 -fno-delete-null-pointer-checks -Wno-frame-address -Wno-format-truncation -Wno-format-overflow -Wno-address-of-packed-member -Os --param=allow-store-data-races=0 -fplugin=./scripts/gcc-plugins/randomize_layout_plugin.so -DRANDSTRUCT_PLUGIN -fno-reorder-blocks -fno-ipa-cp-clone -fno-partial-inlining -Wframe-larger-than=8192 -fno-stack-protector -Wno-unused-but-set-variable -Wimplicit-fallthrough -Wno-unused-const-variable -fomit-frame-pointer -fno-var-tracking-assignments -g -gdwarf-4 -femit-struct-debug-baseonly -fno-var-tracking -gz=zlib -fno-inline-functions-called-once -Wdeclaration-after-statement -Wvla -Wno-pointer-sign -Wno-stringop-truncation -Wno-array-bounds -Wno-stringop-overflow -Wno-restrict -Wno-maybe-uninitialized -fno-strict-overflow -fno-merge-all-constants -fmerge-constants -fno-stack-check -fconserve-stack -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -fmacro-prefix-map== -Wno-packed-not-aligned -Wextra -Wunused -Wno-unused-parameter -Wmissing-declarations -Wmissing-format-attribute -Wmissing-prototypes -Wold-style-definition -Wmissing-include-dirs -Wunused-but-set-variable -Wunused-const-variable -Wpacked-not-aligned -Wstringop-truncation -Wno-missing-field-initializers -Wno-sign-compare -fsanitize=kernel-address -fasan-shadow-offset=0x30000000000 --param asan-globals=1 --param asan-instrumentation-with-call-threshold=0 --param asan-stack=1 --param asan-instrument-allocas=1 -I net/ipv4 -I ./net/ipv4 -DKBUILD_MODFILE='"net/ipv4/inetpeer"' -DKBUILD_BASENAME='"inetpeer"' -DKBUILD_MODNAME='"inetpeer"' net/ipv4/inetpeer.c -- include/net/route.h:372:48: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected unsigned int [usertype] key @@ got restricted __be32 [usertype] daddr @@ include/net/route.h:372:48: sparse: expected unsigned int [usertype] key include/net/route.h:372:48: sparse: got restricted __be32 [usertype] daddr include/net/route.h:372:48: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected unsigned int [usertype] key @@ got restricted __be32 [usertype] daddr @@ include/net/route.h:372:48: sparse: expected unsigned int [usertype] key include/net/route.h:372:48: sparse: got restricted __be32 [usertype] daddr include/linux/seqlock.h:876:24: sparse: sparse: trying to copy expression type 31 -- include/linux/seqlock.h:876:24: sparse: sparse: trying to copy expression type 31 net/ipv4/inet_connection_sock.c:181:36: sparse: sparse: context imbalance in 'inet_csk_find_open_port' - wrong count at exit net/ipv4/inet_connection_sock.c:348:24: sparse: sparse: context imbalance in 'inet_csk_get_port' - different lock contexts for basic block net/ipv4/inet_connection_sock.c:1000:9: sparse: sparse: context imbalance in 'inet_csk_complete_hashdance' - unexpected unlock -- include/linux/seqlock.h:876:24: sparse: sparse: trying to copy expression type 31 include/linux/seqlock.h:902:16: sparse: sparse: unreplaced symbol 's' include/linux/seqlock.h:902:16: sparse: sparse: unreplaced symbol 'return' include/linux/seqlock.h:876:24: sparse: sparse: unreplaced symbol 's' include/linux/seqlock.h:876:24: sparse: sparse: unreplaced symbol 'return' /bin/bash: line 1: 35562 Segmentation fault sparse -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ -Wbitwise -Wno-return-void -Wno-unknown-attribute -fdiagnostic-prefix -D__CHECK_ENDIAN__ -D__s390__ -D__s390x__ --arch=s390 -mbig-endian -m64 -Wp,-MMD,net/ipv4/.tcp_metrics.o.d -nostdinc -isystem /opt/cross/gcc-9.3.0-nolibc/s390-linux/bin/../lib/gcc/s390-linux/9.3.0/include -Iarch/s390/include -I./arch/s390/include/generated -Iinclude -I./include -Iarch/s390/include/uapi -I./arch/s390/include/generated/uapi -Iinclude/uapi -I./include/generated/uapi -include include/linux/kconfig.h -include include/linux/compiler_types.h -D__KERNEL__ -DKBUILD_EXTRA_WARN1 -Wall -Wundef -Werror=strict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -fshort-wchar -fno-PIE -Werror=implicit-function-declaration -Werror=implicit-int -Wno-format-security -std=gnu89 -m64 -fPIE -mbackchain -msoft-float -march=z15 -mtune=z196 -Wa,-Iarch/s390/include -mindirect-branch=thunk -mfunction-return=thunk -mindirect-branch-table -DCC_USING_EXPOLINE -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -DCONFIG_AS_CFI_VAL_OFFSET=1 -fno-delete-null-pointer-checks -Wno-frame-address -Wno-format-truncation -Wno-format-overflow -Wno-address-of-packed-member -Os --param=allow-store-data-races=0 -fplugin=./scripts/gcc-plugins/randomize_layout_plugin.so -DRANDSTRUCT_PLUGIN -fno-reorder-blocks -fno-ipa-cp-clone -fno-partial-inlining -Wframe-larger-than=8192 -fno-stack-protector -Wno-unused-but-set-variable -Wimplicit-fallthrough -Wno-unused-const-variable -fomit-frame-pointer -fno-var-tracking-assignments -g -gdwarf-4 -femit-struct-debug-baseonly -fno-var-tracking -gz=zlib -fno-inline-functions-called-once -Wdeclaration-after-statement -Wvla -Wno-pointer-sign -Wno-stringop-truncation -Wno-array-bounds -Wno-stringop-overflow -Wno-restrict -Wno-maybe-uninitialized -fno-strict-overflow -fno-merge-all-constants -fmerge-constants -fno-stack-check -fconserve-stack -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -fmacro-prefix-map== -Wno-packed-not-aligned -Wextra -Wunused -Wno-unused-parameter -Wmissing-declarations -Wmissing-format-attribute -Wmissing-prototypes -Wold-style-definition -Wmissing-include-dirs -Wunused-but-set-variable -Wunused-const-variable -Wpacked-not-aligned -Wstringop-truncation -Wno-missing-field-initializers -Wno-sign-compare -fsanitize=kernel-address -fasan-shadow-offset=0x30000000000 --param asan-globals=1 --param asan-instrumentation-with-call-threshold=0 --param asan-stack=1 --param asan-instrument-allocas=1 -I net/ipv4 -I ./net/ipv4 -DKBUILD_MODFILE='"net/ipv4/tcp_metrics"' -DKBUILD_BASENAME='"tcp_metrics"' -DKBUILD_MODNAME='"tcp_metrics"' net/ipv4/tcp_metrics.c -- include/linux/seqlock.h:876:24: sparse: sparse: trying to copy expression type 31 # https://github.com/0day-ci/linux/commit/4468f4c7e23ced8c373e0be6c4d96442f... git remote add linux-review https://github.com/0day-ci/linux git remote update linux-review git checkout 4468f4c7e23ced8c373e0be6c4d96442fbe70691 vim +/s +340 include/linux/seqlock.h 4468f4c7e23ced Ahmed S. Darwish 2020-07-20 333 4468f4c7e23ced Ahmed S. Darwish 2020-07-20 334 /* 4468f4c7e23ced Ahmed S. Darwish 2020-07-20 335 * Similar hooks, but for plain seqcount_t 4468f4c7e23ced Ahmed S. Darwish 2020-07-20 336 */ 4468f4c7e23ced Ahmed S. Darwish 2020-07-20 337 4468f4c7e23ced Ahmed S. Darwish 2020-07-20 338 static inline seqcount_t *__seqcount_ptr(seqcount_t *s) 4468f4c7e23ced Ahmed S. Darwish 2020-07-20 339 { 4468f4c7e23ced Ahmed S. Darwish 2020-07-20 @340 return s; 4468f4c7e23ced Ahmed S. Darwish 2020-07-20 341 } 4468f4c7e23ced Ahmed S. Darwish 2020-07-20 342 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org