Re: [PATCH v14 5/8] arm64: mte: Enable TCO in functions that can read beyond buffer limits

From: kernel test robot
Date: Mon Mar 08 2021 - 17:00:37 EST


Hi Vincenzo,

I love your patch! Yet something to improve:

[auto build test ERROR on kvmarm/next]
[also build test ERROR on linus/master v5.12-rc2]
[cannot apply to arm64/for-next/core xlnx/master arm/for-next soc/for-next hnaz-linux-mm/master]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url: https://github.com/0day-ci/linux/commits/Vincenzo-Frascino/arm64-ARMv8-5-A-MTE-Add-async-mode-support/20210309-001716
base: https://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git next
config: arm64-randconfig-r006-20210308 (attached as .config)
compiler: aarch64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/0day-ci/linux/commit/660df126323fe5533a1be7834e1754a1adc69f13
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Vincenzo-Frascino/arm64-ARMv8-5-A-MTE-Add-async-mode-support/20210309-001716
git checkout 660df126323fe5533a1be7834e1754a1adc69f13
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64

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

All errors (new ones prefixed by >>):

>> aarch64-linux-ld: mm/maccess.o:(__jump_table+0x8): undefined reference to `mte_async_mode'
aarch64-linux-ld: mm/maccess.o:(__jump_table+0x18): undefined reference to `mte_async_mode'
aarch64-linux-ld: mm/maccess.o:(__jump_table+0x28): undefined reference to `mte_async_mode'
aarch64-linux-ld: mm/maccess.o:(__jump_table+0x38): undefined reference to `mte_async_mode'
aarch64-linux-ld: mm/maccess.o:(__jump_table+0x48): undefined reference to `mte_async_mode'
aarch64-linux-ld: mm/maccess.o:(__jump_table+0x58): more undefined references to `mte_async_mode' follow

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

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