arch/xtensa/boot/boot-elf/bootstrap.S:58: Error: invalid register 'atomctl' for 'wsr' instruction

From: kernel test robot
Date: Tue Mar 01 2022 - 13:31:05 EST


Hi Max,

First bad commit (maybe != root cause):

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 719fce7539cd3e186598e2aed36325fe892150cf
commit: da0a4e5c8fbcce3d1afebf9f2a967083bb19634d xtensa: only build windowed register support code when needed
date: 4 months ago
config: xtensa-randconfig-r003-20220301 (https://download.01.org/0day-ci/archive/20220302/202203020253.8RoGTnyX-lkp@xxxxxxxxx/config)
compiler: xtensa-linux-gcc (GCC) 11.2.0
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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=da0a4e5c8fbcce3d1afebf9f2a967083bb19634d
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout da0a4e5c8fbcce3d1afebf9f2a967083bb19634d
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=xtensa SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

arch/xtensa/boot/boot-elf/bootstrap.S: Assembler messages:
>> arch/xtensa/boot/boot-elf/bootstrap.S:58: Error: invalid register 'atomctl' for 'wsr' instruction
arch/xtensa/boot/boot-elf/bootstrap.S:68: Warning: value 0x1a0003000 truncated to 0xa0003000


vim +58 arch/xtensa/boot/boot-elf/bootstrap.S

e85e335f8ff615 Max Filippov 2012-12-03 42
e85e335f8ff615 Max Filippov 2012-12-03 43 .align 4
e85e335f8ff615 Max Filippov 2012-12-03 44 _SetupMMU:
09af39f649dac6 Max Filippov 2021-07-26 45 #if XCHAL_HAVE_WINDOWED
e85e335f8ff615 Max Filippov 2012-12-03 46 movi a0, 0
e85e335f8ff615 Max Filippov 2012-12-03 47 wsr a0, windowbase
e85e335f8ff615 Max Filippov 2012-12-03 48 rsync
e85e335f8ff615 Max Filippov 2012-12-03 49 movi a0, 1
e85e335f8ff615 Max Filippov 2012-12-03 50 wsr a0, windowstart
e85e335f8ff615 Max Filippov 2012-12-03 51 rsync
09af39f649dac6 Max Filippov 2021-07-26 52 #endif
e85e335f8ff615 Max Filippov 2012-12-03 53 movi a0, 0x1F
e85e335f8ff615 Max Filippov 2012-12-03 54 wsr a0, ps
e85e335f8ff615 Max Filippov 2012-12-03 55 rsync
e85e335f8ff615 Max Filippov 2012-12-03 56
e85e335f8ff615 Max Filippov 2012-12-03 57 #ifndef CONFIG_INITIALIZE_XTENSA_MMU_INSIDE_VMLINUX
e85e335f8ff615 Max Filippov 2012-12-03 @58 initialize_mmu

:::::: The code at line 58 was first introduced by commit
:::::: e85e335f8ff615f74e29e09cc2599f095600114b xtensa: add MMU v3 support

:::::: TO: Max Filippov <jcmvbkbc@xxxxxxxxx>
:::::: CC: Chris Zankel <chris@xxxxxxxxxx>

---
0-DAY CI Kernel Test Service, Intel Corporation
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