From: kbuild test robot <lkp@intel.com>
To: Arnd Bergmann <arnd@arndb.de>
Cc: kbuild-all@01.org, Andrey Ryabinin <aryabinin@virtuozzo.com>,
David Laight <David.Laight@aculab.com>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
"David S . Miller" <davem@davemloft.net>,
Alexander Potapenko <glider@google.com>,
Dmitry Vyukov <dvyukov@google.com>,
Masahiro Yamada <yamada.masahiro@socionext.com>,
Andrew Morton <akpm@linux-foundation.org>,
Kees Cook <keescook@chromium.org>,
Geert Uytterhoeven <geert@linux-m68k.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
"linux-media @ vger . kernel . org" <linux-media@vger.kernel.org>,
"linux-kernel @ vger . kernel . org"
<linux-kernel@vger.kernel.org>,
"kasan-dev @ googlegroups . com" <kasan-dev@googlegroups.com>,
"linux-kbuild @ vger . kernel . org"
<linux-kbuild@vger.kernel.org>
Subject: Re: [PATCH] string.h: work around for increased stack usage
Date: Wed, 4 Oct 2017 02:10:22 +0800 [thread overview]
Message-ID: <201710040103.8bUbfu25%fengguang.wu@intel.com> (raw)
In-Reply-To: <20171002084119.3504771-1-arnd@arndb.de>
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Hi Arnd,
[auto build test ERROR on linus/master]
[also build test ERROR on v4.14-rc3 next-20170929]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Arnd-Bergmann/string-h-work-around-for-increased-stack-usage/20171003-210611
config: x86_64-randconfig-ws0-10040032 (attached as .config)
compiler: gcc-4.8 (Debian 4.8.4-1) 4.8.4
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64
All error/warnings (new ones prefixed by >>):
In file included from lib/string.c:23:0:
>> include/linux/string.h:235:2: error: expected identifier or '(' before 'do'
do { \
^
>> lib/string.c:1048:6: note: in expansion of macro 'fortify_panic'
void fortify_panic(const char *name)
^
>> include/linux/string.h:238:4: error: expected identifier or '(' before 'while'
} while (0)
^
>> lib/string.c:1048:6: note: in expansion of macro 'fortify_panic'
void fortify_panic(const char *name)
^
vim +235 include/linux/string.h
231
232 /* work around GCC PR82365 */
233 #if defined(CONFIG_KASAN) && !defined(__clang__) && GCC_VERSION <= 80000
234 #define fortify_panic(x) \
> 235 do { \
236 asm volatile(""); \
237 fortify_panic(x); \
> 238 } while (0)
239 #endif
240
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
[-- Attachment #2: .config.gz --]
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next prev parent reply other threads:[~2017-10-03 18:11 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-22 21:29 [PATCH v4 0/9] bring back stack frame warning with KASAN Arnd Bergmann
2017-09-22 21:29 ` [PATCH v4 1/9] brcmsmac: make some local variables 'static const' to reduce stack size Arnd Bergmann
2017-09-25 4:33 ` Kalle Valo
2017-10-02 13:53 ` [v4, " Kalle Valo
2017-09-22 21:29 ` [PATCH v4 2/9] brcmsmac: split up wlc_phy_workarounds_nphy Arnd Bergmann
2017-10-02 13:55 ` [v4,2/9] " Kalle Valo
2017-10-27 7:51 ` Kalle Valo
2017-09-22 21:29 ` [PATCH v4 3/9] brcmsmac: reindent split functions Arnd Bergmann
2017-09-22 21:29 ` [PATCH v4 4/9] em28xx: fix em28xx_dvb_init for KASAN Arnd Bergmann
2017-09-25 14:41 ` David Laight
2017-09-26 6:32 ` Arnd Bergmann
2017-09-26 6:47 ` Arnd Bergmann
2017-09-26 16:49 ` Andrey Ryabinin
2017-09-27 13:26 ` Arnd Bergmann
2017-09-28 13:09 ` Andrey Ryabinin
2017-09-28 14:30 ` Arnd Bergmann
2017-10-02 8:33 ` Arnd Bergmann
2017-10-02 8:40 ` [PATCH] string.h: work around for increased stack usage Arnd Bergmann
2017-10-02 9:02 ` Arnd Bergmann
2017-10-02 14:07 ` Andrey Ryabinin
2017-10-03 18:10 ` kbuild test robot [this message]
2017-09-22 21:29 ` [PATCH v4 5/9] r820t: fix r820t_write_reg for KASAN Arnd Bergmann
2017-09-22 21:29 ` [PATCH v4 6/9] dvb-frontends: fix i2c access helpers " Arnd Bergmann
2017-09-22 21:29 ` [PATCH v4 7/9] rocker: fix rocker_tlv_put_* functions " Arnd Bergmann
2017-09-26 3:19 ` David Miller
2017-09-22 21:29 ` [PATCH v4 8/9] netlink: fix nla_put_{u8,u16,u32} " Arnd Bergmann
2017-09-26 3:19 ` David Miller
2017-09-22 21:29 ` [PATCH v4 9/9] kasan: rework Kconfig settings Arnd Bergmann
2017-09-26 19:36 ` Andrey Ryabinin
2017-12-05 21:51 [PATCH] string.h: work around for increased stack usage Arnd Bergmann
2017-12-05 22:02 ` Andrew Morton
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