Re: [PATCH 7/8] KVM: x86: Switch KVM guest to using interrupts for page ready APF delivery

* Re: [PATCH 7/8] KVM: x86: Switch KVM guest to using interrupts for page ready APF delivery
@ 2020-05-12 21:29 kbuild test robot
  0 siblings, 0 replies; 3+ messages in thread
From: kbuild test robot @ 2020-05-12 21:29 UTC (permalink / raw)
  To: kbuild-all

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In-Reply-To: <20200511164752.2158645-8-vkuznets@redhat.com>
References: <20200511164752.2158645-8-vkuznets@redhat.com>
TO: Vitaly Kuznetsov <vkuznets@redhat.com>
TO: kvm(a)vger.kernel.org
TO: x86(a)kernel.org
CC: Paolo Bonzini <pbonzini@redhat.com>
CC: Andy Lutomirski <luto@kernel.org>
CC: Thomas Gleixner <tglx@linutronix.de>
CC: Borislav Petkov <bp@alien8.de>
CC: "H. Peter Anvin" <hpa@zytor.com>
CC: Wanpeng Li <wanpengli@tencent.com>
CC: Sean Christopherson <sean.j.christopherson@intel.com>
CC: Jim Mattson <jmattson@google.com>
CC: Vivek Goyal <vgoyal@redhat.com>

Hi Vitaly,

I love your patch! Perhaps something to improve:

[auto build test WARNING on tip/x86/asm]
[also build test WARNING on v5.7-rc5]
[cannot apply to kvm/linux-next tip/x86/core next-20200512]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url:    https://github.com/0day-ci/linux/commits/Vitaly-Kuznetsov/KVM-x86-Interrupt-based-mechanism-for-async_pf-page-present-notifications/20200512-034751
base:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 2ce0d7f9766f0e49bb54f149c77bae89464932fb
config: x86_64-randconfig-a005-20200512 (attached as .config)
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # install x86_64 cross compiling tool for clang build
        # apt-get install binutils-x86-64-linux-gnu
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

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

All warnings (new ones prefixed by >>):

>> WARNING: modpost: vmlinux.o(__ex_table+0x18b4): Section mismatch in reference from the (unknown reference) (unknown) to the (unknown reference) .irqentry.text:(unknown)
The relocation at __ex_table+0x18b4 references
section ".irqentry.text" which is not in the list of
authorized sections.  If you're adding a new section
and/or if this reference is valid, add ".irqentry.text" to the
list of authorized sections to jump to on fault.
This can be achieved by adding ".irqentry.text" to
OTHER_TEXT_SECTIONS in scripts/mod/modpost.c.
WARNING: modpost: vmlinux.o(__ex_table+0x18b8): Section mismatch in reference from the (unknown reference) (unknown) to the (unknown reference) .irqentry.text:(unknown)
The relocation at __ex_table+0x18b8 references
section ".irqentry.text" which is not in the list of
authorized sections.  If you're adding a new section
and/or if this reference is valid, add ".irqentry.text" to the
list of authorized sections to jump to on fault.
This can be achieved by adding ".irqentry.text" to
OTHER_TEXT_SECTIONS in scripts/mod/modpost.c.

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

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