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Subject[peterz-queue:x86/wip.ibt 7/15] arch/x86/kernel/setup.c:66:1: error: 'nocf_check' attribute ignored. Use '-fcf-protection' option to enable it
tree:   https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git x86/wip.ibt
head: ede73fa4e97e8f275401a989b8d9df192a2c3ec4
commit: 9947fe456516712bd4df7139f2ff329cc14ba745 [7/15] x86: Don't generate ENDBR in .discard.text
config: i386-allyesconfig (https://download.01.org/0day-ci/archive/20220214/202202141030.qhNGDbYM-lkp@intel.com/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git/commit/?id=9947fe456516712bd4df7139f2ff329cc14ba745
git remote add peterz-queue https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git
git fetch --no-tags peterz-queue x86/wip.ibt
git checkout 9947fe456516712bd4df7139f2ff329cc14ba745
# save the config file to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

>> arch/x86/kernel/setup.c:66:1: error: 'nocf_check' attribute ignored. Use '-fcf-protection' option to enable it [-Werror=attributes]
66 | RESERVE_BRK(dmi_alloc, 65536);
| ^~~~~~~~~~~
cc1: all warnings being treated as errors
--
>> arch/x86/mm/init.c:178:1: error: 'nocf_check' attribute ignored. Use '-fcf-protection' option to enable it [-Werror=attributes]
178 | RESERVE_BRK(early_pgt_alloc, INIT_PGT_BUF_SIZE);
| ^~~~~~~~~~~
cc1: all warnings being treated as errors


vim +66 arch/x86/kernel/setup.c

2b72394e408964 Pekka Enberg 2009-04-28 64
e808bae2407a08 Thadeu Lima de Souza Cascardo 2010-02-09 65 #ifdef CONFIG_DMI
796216a57fe45c Jeremy Fitzhardinge 2009-03-12 @66 RESERVE_BRK(dmi_alloc, 65536);
e808bae2407a08 Thadeu Lima de Souza Cascardo 2010-02-09 67 #endif
796216a57fe45c Jeremy Fitzhardinge 2009-03-12 68
c0b5842a457d44 Ingo Molnar 2009-01-27 69

:::::: The code at line 66 was first introduced by commit
:::::: 796216a57fe45c04adc35bda1f0782efec78a713 x86: allow extend_brk users to reserve brk space

:::::: TO: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
:::::: CC: H. Peter Anvin <hpa@zytor.com>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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