linux-kernel - /usr/bin/ld: kernel/irq/generic-chip.o:undefined reference to `X86_FEATURE

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Date:   Mon, 8 Jun 2020 19:27:55 +0800
From:   kernel test robot <lkp@...el.com>
To:     Johannes Berg <johannes.berg@...el.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Richard Weinberger <richard@....at>
Subject: /usr/bin/ld: kernel/irq/generic-chip.o:undefined reference to
 `X86_FEATURE_XMM2'

Hi Johannes,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   af7b4801030c07637840191c69eb666917e4135d
commit: a30cc14fe49c2d5913caf6b987d7cbd86c5e370b um: Don't use generic barrier.h
date:   9 months ago
config: um-randconfig-r014-20200607 (attached as .config)
compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0
reproduce (this is a W=1 build):
        git checkout a30cc14fe49c2d5913caf6b987d7cbd86c5e370b
        # save the attached .config to linux build tree
        make W=1 ARCH=um 

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

All errors (new ones prefixed by >>, old ones prefixed by <<):

>> /usr/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x8): undefined reference to `X86_FEATURE_XMM2'
>> /usr/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x15): undefined reference to `X86_FEATURE_XMM'
/usr/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x22): undefined reference to `X86_FEATURE_XMM'
/usr/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x2f): undefined reference to `X86_FEATURE_XMM'
/usr/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x3c): undefined reference to `X86_FEATURE_XMM'
/usr/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x49): undefined reference to `X86_FEATURE_XMM2'
/usr/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x56): undefined reference to `X86_FEATURE_XMM'
/usr/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x63): undefined reference to `X86_FEATURE_XMM'
/usr/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x70): undefined reference to `X86_FEATURE_XMM'
/usr/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x7d): undefined reference to `X86_FEATURE_XMM'
/usr/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x8a): undefined reference to `X86_FEATURE_XMM'
/usr/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x97): more undefined references to `X86_FEATURE_XMM' follow
collect2: error: ld returned 1 exit status

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

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