linux-kernel - mm/kasan/kasan.h:485:2: error: #error kasan_arch_is_ready only works in KASAN generic outline mode!

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Message-ID: <202407282018.8DTWnGmy-lkp@intel.com>
Date: Sun, 28 Jul 2024 20:14:54 +0800
From: kernel test robot <lkp@...el.com>
To: Patricia Alfonso <trishalfonso@...gle.com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	Richard Weinberger <richard@....at>,
	Vincent Whitchurch <vincent.whitchurch@...s.com>,
	David Gow <davidgow@...gle.com>,
	Johannes Berg <johannes@...solutions.net>,
	Dmitry Vyukov <dvyukov@...gle.com>,
	Andrey Konovalov <andreyknvl@...il.com>
Subject: mm/kasan/kasan.h:485:2: error: #error kasan_arch_is_ready only works
 in KASAN generic outline mode!

Hi Patricia,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   5437f30d3458ad36e83ab96088d490ebfee844d8
commit: 5b301409e8bc5d7fad2ee138be44c5c529dd0874 UML: add support for KASAN under x86_64
date:   2 years ago
config: um-randconfig-001-20240728 (https://download.01.org/0day-ci/archive/20240728/202407282018.8DTWnGmy-lkp@intel.com/config)
compiler: gcc-11 (Ubuntu 11.4.0-4ubuntu1) 11.4.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240728/202407282018.8DTWnGmy-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202407282018.8DTWnGmy-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from mm/kasan/report_generic.c:30:
>> mm/kasan/kasan.h:485:2: error: #error kasan_arch_is_ready only works in KASAN generic outline mode!
     485 | #error kasan_arch_is_ready only works in KASAN generic outline mode!
         |  ^~~~~


vim +485 mm/kasan/kasan.h

e2db1a9aa38149 Andrey Konovalov 2021-02-25  481  
af3751f3c2b628 Daniel Axtens    2021-06-28  482  #ifndef kasan_arch_is_ready
af3751f3c2b628 Daniel Axtens    2021-06-28  483  static inline bool kasan_arch_is_ready(void)	{ return true; }
af3751f3c2b628 Daniel Axtens    2021-06-28  484  #elif !defined(CONFIG_KASAN_GENERIC) || !defined(CONFIG_KASAN_OUTLINE)
af3751f3c2b628 Daniel Axtens    2021-06-28 @485  #error kasan_arch_is_ready only works in KASAN generic outline mode!
af3751f3c2b628 Daniel Axtens    2021-06-28  486  #endif
af3751f3c2b628 Daniel Axtens    2021-06-28  487  

:::::: The code at line 485 was first introduced by commit
:::::: af3751f3c2b6282bebcb56c35bbe4c8b671f80aa kasan: allow architectures to provide an outline readiness check

:::::: TO: Daniel Axtens <dja@...ens.net>
:::::: CC: Linus Torvalds <torvalds@...ux-foundation.org>

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki