[android-common:android16-6.12-2026-06 1/1] include/linux/compiler.h:166:45: error: '__UNIQUE_ID_y_786' undeclared; did you mean '__UNIQUE_ID_x_785'?
kernel test robot <[email protected]> Sun, 02 Aug 2026 13:49:56 +0800
| Newsgroups | dev.linux.lists.oe-kbuild-all |
|---|---|
| Message-ID | <[email protected]> |
tree: https://android.googlesource.com/kernel/common android16-6.12-2026-06 head: 82a2ca6cbee492b7812547877238bc89e4968da4 commit: 1d9d3192c3a2b90a68a3ebe4a9b5b0fa27af0b9e [1/1] BACKPORT: locking/local_lock, mm: replace localtry_ helpers with local_trylock_t type config: arm64-randconfig-003-20260802 (https://download.01.org/0day-ci/archive/20260802/[email protected]/config) compiler: aarch64-linux-gcc (GCC) 13.4.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260802/[email protected]/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <[email protected]> | Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/ All errors (new ones prefixed by >>): In file included from include/linux/blk-crypto.h:127, from include/linux/blk-crypto-profile.h:10, from include/linux/mmc/host.h:19, from drivers/mmc/host/mmci.c:23: include/linux/blkdev.h:1830:24: error: field 'req_list' has incomplete type 1830 | struct rq_list req_list; | ^~~~~~~~ In file included from <command-line>: drivers/mmc/host/mmci.c: In function 'mmci_probe': >> include/linux/compiler.h:166:45: error: '__UNIQUE_ID_y_786' undeclared (first use in this function); did you mean '__UNIQUE_ID_x_785'? 166 | #define __UNIQUE_ID(prefix) __PASTE(__PASTE(__UNIQUE_ID_, prefix), __COUNTER__) | ^~~~~~~~~~~~ include/linux/compiler_types.h:528:23: note: in definition of macro '__compiletime_assert' 528 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:548:9: note: in expansion of macro '_compiletime_assert' 548 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/minmax.h:93:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 93 | BUILD_BUG_ON_MSG(!__types_ok(ux, uy), \ | ^~~~~~~~~~~~~~~~ include/linux/minmax.h:49:25: note: in expansion of macro 'is_signed_type' 49 | #define __sign_use(ux) (is_signed_type(typeof(ux)) ? \ | ^~~~~~~~~~~~~~ include/linux/minmax.h:75:27: note: in expansion of macro '__sign_use' 75 | (__sign_use(ux) & __sign_use(uy)) | ^~~~~~~~~~ include/linux/minmax.h:93:27: note: in expansion of macro '__types_ok' 93 | BUILD_BUG_ON_MSG(!__types_ok(ux, uy), \ | ^~~~~~~~~~ include/linux/minmax.h:98:9: note: in expansion of macro '__careful_cmp_once' 98 | __careful_cmp_once(op, x, y, __UNIQUE_ID(x_), __UNIQUE_ID(y_)) | ^~~~~~~~~~~~~~~~~~ include/linux/compiler_types.h:97:22: note: in expansion of macro '___PASTE' 97 | #define __PASTE(a,b) ___PASTE(a,b) | ^~~~~~~~ include/linux/compiler.h:166:29: note: in expansion of macro '__PASTE' 166 | #define __UNIQUE_ID(prefix) __PASTE(__PASTE(__UNIQUE_ID_, prefix), __COUNTER__) | ^~~~~~~ include/linux/compiler_types.h:97:22: note: in expansion of macro '___PASTE' 97 | #define __PASTE(a,b) ___PASTE(a,b) | ^~~~~~~~ include/linux/compiler.h:166:37: note: in expansion of macro '__PASTE' 166 | #define __UNIQUE_ID(prefix) __PASTE(__PASTE(__UNIQUE_ID_, prefix), __COUNTER__) | ^~~~~~~ include/linux/minmax.h:98:55: note: in expansion of macro '__UNIQUE_ID' 98 | __careful_cmp_once(op, x, y, __UNIQUE_ID(x_), __UNIQUE_ID(y_)) | ^~~~~~~~~~~ include/linux/minmax.h:105:25: note: in expansion of macro '__careful_cmp' 105 | #define min(x, y) __careful_cmp(min, x, y) | ^~~~~~~~~~~~~ drivers/mmc/host/mmci.c:2333:40: note: in expansion of macro 'min' 2333 | fmax : min(host->mclk, fmax); | ^~~ include/linux/compiler.h:166:45: note: each undeclared identifier is reported only once for each function it appears in 166 | #define __UNIQUE_ID(prefix) __PASTE(__PASTE(__UNIQUE_ID_, prefix), __COUNTER__) | ^~~~~~~~~~~~ include/linux/compiler_types.h:528:23: note: in definition of macro '__compiletime_assert' 528 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:548:9: note: in expansion of macro '_compiletime_assert' 548 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/minmax.h:93:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 93 | BUILD_BUG_ON_MSG(!__types_ok(ux, uy), \ | ^~~~~~~~~~~~~~~~ include/linux/minmax.h:49:25: note: in expansion of macro 'is_signed_type' 49 | #define __sign_use(ux) (is_signed_type(typeof(ux)) ? \ | ^~~~~~~~~~~~~~ include/linux/minmax.h:75:27: note: in expansion of macro '__sign_use' 75 | (__sign_use(ux) & __sign_use(uy)) | ^~~~~~~~~~ include/linux/minmax.h:93:27: note: in expansion of macro '__types_ok' 93 | BUILD_BUG_ON_MSG(!__types_ok(ux, uy), \ | ^~~~~~~~~~ include/linux/minmax.h:98:9: note: in expansion of macro '__careful_cmp_once' 98 | __careful_cmp_once(op, x, y, __UNIQUE_ID(x_), __UNIQUE_ID(y_)) | ^~~~~~~~~~~~~~~~~~ include/linux/compiler_types.h:97:22: note: in expansion of macro '___PASTE' 97 | #define __PASTE(a,b) ___PASTE(a,b) | ^~~~~~~~ include/linux/compiler.h:166:29: note: in expansion of macro '__PASTE' 166 | #define __UNIQUE_ID(prefix) __PASTE(__PASTE(__UNIQUE_ID_, prefix), __COUNTER__) | ^~~~~~~ include/linux/compiler_types.h:97:22: note: in expansion of macro '___PASTE' 97 | #define __PASTE(a,b) ___PASTE(a,b) | ^~~~~~~~ include/linux/compiler.h:166:37: note: in expansion of macro '__PASTE' 166 | #define __UNIQUE_ID(prefix) __PASTE(__PASTE(__UNIQUE_ID_, prefix), __COUNTER__) | ^~~~~~~ include/linux/minmax.h:98:55: note: in expansion of macro '__UNIQUE_ID' 98 | __careful_cmp_once(op, x, y, __UNIQUE_ID(x_), __UNIQUE_ID(y_)) | ^~~~~~~~~~~ include/linux/minmax.h:105:25: note: in expansion of macro '__careful_cmp' 105 | #define min(x, y) __careful_cmp(min, x, y) | ^~~~~~~~~~~~~ drivers/mmc/host/mmci.c:2333:40: note: in expansion of macro 'min' 2333 | fmax : min(host->mclk, fmax); | ^~~ drivers/mmc/host/mmci.c: At top level: drivers/mmc/host/mmci.c:53:21: warning: 'fmax' defined but not used [-Wunused-variable] 53 | static unsigned int fmax = 515633; | ^~~~ vim +166 include/linux/compiler.h fe8c8a126806fe Cesar Eduardo Barros 2013-11-25 165 a8306f2d4dcea0 Nick Desaulniers 2023-08-31 @166 #define __UNIQUE_ID(prefix) __PASTE(__PASTE(__UNIQUE_ID_, prefix), __COUNTER__) 6f33d58794ef4c Rusty Russell 2012-11-22 167 :::::: The code at line 166 was first introduced by commit :::::: a8306f2d4dcea03538c70c26d2948483f70254ff compiler.h: unify __UNIQUE_ID :::::: TO: Nick Desaulniers <[email protected]> :::::: CC: Andrew Morton <[email protected]> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki