linux-kernel - /tmp/ccDME0uz.s:1274: Error: unrecognized opcode: `ldbrx'

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Date:   Wed, 15 Nov 2023 18:36:52 +0800
From:   kernel test robot <lkp@...el.com>
To:     Nicholas Piggin <npiggin@...il.com>
Cc:     oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Michael Ellerman <mpe@...erman.id.au>
Subject: /tmp/ccDME0uz.s:1274: Error: unrecognized opcode: `ldbrx'

Hi Nicholas,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   c42d9eeef8e5ba9292eda36fd8e3c11f35ee065c
commit: f5df87b855fd835ff0f4928575adbf4f5302bb40 powerpc/build: Remove -pipe from compilation flags
date:   5 months ago
config: powerpc-cell_defconfig (https://download.01.org/0day-ci/archive/20231115/202311151805.cYO3x9wy-lkp@intel.com/config)
compiler: powerpc64-linux-gcc (GCC) 11.3.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231115/202311151805.cYO3x9wy-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202311151805.cYO3x9wy-lkp@intel.com/

All errors (new ones prefixed by >>):

   /tmp/ccDME0uz.s: Assembler messages:
>> /tmp/ccDME0uz.s:1274: Error: unrecognized opcode: `ldbrx'
   /tmp/ccDME0uz.s:1276: Error: unrecognized opcode: `ldbrx'
   /tmp/ccDME0uz.s:1278: Error: unrecognized opcode: `ldbrx'
   /tmp/ccDME0uz.s:1279: Error: unrecognized opcode: `ldbrx'
   /tmp/ccDME0uz.s:2033: Error: unrecognized opcode: `ldbrx'
   /tmp/ccDME0uz.s:2039: Error: unrecognized opcode: `ldbrx'
   /tmp/ccDME0uz.s:2040: Error: unrecognized opcode: `ldbrx'
   /tmp/ccDME0uz.s:7758: Error: unrecognized opcode: `ldbrx'
   /tmp/ccDME0uz.s:8366: Error: unrecognized opcode: `ldbrx'
   /tmp/ccDME0uz.s:8493: Error: unrecognized opcode: `ldbrx'
   /tmp/ccDME0uz.s:8495: Error: unrecognized opcode: `ldbrx'
   /tmp/ccDME0uz.s:8502: Error: unrecognized opcode: `ldbrx'

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki