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SubjectRe: [PATCH v1 2/4] x86/xen: add basic KASAN support for PV kernel
Hi Sergey,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on net-next/master]
[also build test ERROR on net/master linus/master v5.5-rc5 next-20200109]
[cannot apply to xen-tip/linux-next]
[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]

base: 4a4a52d49d11f5c4a0df8b9806c8c5563801f753
config: x86_64-randconfig-b003-20200109 (attached as .config)
compiler: gcc-7 (Debian 7.5.0-3) 7.5.0
# save the attached .config to linux build tree
make ARCH=x86_64

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <>

All errors (new ones prefixed by >>):

ld: arch/x86/mm/kasan_init_64.o: in function `kasan_init':
>> kasan_init_64.c:(.init.text+0x83c): undefined reference to `xen_pv_kasan_pin_pgd'
>> ld: kasan_init_64.c:(.init.text+0xc38): undefined reference to `xen_pv_kasan_unpin_pgd'

0-DAY kernel test infrastructure Open Source Technology Center Intel Corporation
[unhandled content-type:application/gzip]
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