From: kernel test robot <lkp@intel.com>
To: "Thomas Weißschuh " <linux@weissschuh.net>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev
Subject: [thomas-weissschuh:b4/uapi-ucontext 2/2] arch/arm/kernel/signal.h:4:18: error: field has incomplete type 'struct ucontext'
Date: Tue, 10 Mar 2026 07:40:43 +0800 [thread overview]
Message-ID: <202603100737.K3CuGFOl-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/thomas.weissschuh/linux.git b4/uapi-ucontext
head: df361b22b2f106ba30caa3955db2858764c4a3db
commit: b3b6bda8db008005cbd3da3b085bed301450704f [2/2] ucontext
config: arm-allnoconfig (https://download.01.org/0day-ci/archive/20260310/202603100737.K3CuGFOl-lkp@intel.com/config)
compiler: clang version 23.0.0git (https://github.com/llvm/llvm-project c32caeec8158d634bb71ab8911a6031248b9fc47)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260310/202603100737.K3CuGFOl-lkp@intel.com/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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202603100737.K3CuGFOl-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from arch/arm/kernel/asm-offsets.c:32:
>> arch/arm/kernel/signal.h:4:18: error: field has incomplete type 'struct ucontext'
4 | struct ucontext uc;
| ^
arch/arm/kernel/signal.h:4:9: note: forward declaration of 'struct ucontext'
4 | struct ucontext uc;
| ^
1 error generated.
make[3]: *** [scripts/Makefile.build:184: arch/arm/kernel/asm-offsets.s] Error 1
make[3]: Target 'prepare' not remade because of errors.
make[2]: *** [Makefile:1341: prepare0] Error 2
make[2]: Target 'prepare' not remade because of errors.
make[1]: *** [Makefile:248: __sub-make] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:248: __sub-make] Error 2
make: Target 'prepare' not remade because of errors.
vim +4 arch/arm/kernel/signal.h
5c16595353e074 Nicolas Pitre 2017-08-09 2
5c16595353e074 Nicolas Pitre 2017-08-09 3 struct sigframe {
5c16595353e074 Nicolas Pitre 2017-08-09 @4 struct ucontext uc;
5c16595353e074 Nicolas Pitre 2017-08-09 5 unsigned long retcode[4];
5c16595353e074 Nicolas Pitre 2017-08-09 6 };
5c16595353e074 Nicolas Pitre 2017-08-09 7
:::::: The code at line 4 was first introduced by commit
:::::: 5c16595353e0743af99294db48549c3145e3a5ad ARM: signal handling support for FDPIC_FUNCPTRS functions
:::::: TO: Nicolas Pitre <nicolas.pitre@linaro.org>
:::::: CC: Nicolas Pitre <nicolas.pitre@linaro.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2026-03-09 23:41 UTC|newest]
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