lib/crypto/mips/poly1305-core.S:95: Error: opcode not supported on this processor: mips64r6 (mips64r6) `lwl $8,0+3($5)'

kernel test robot
2026-03-20T17:54:54Z

Hi Eric,

First bad commit (maybe != root cause):

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 0e4f8f1a3d081e834be5fd0a62bdb2554fadd307
commit: 7e54e993ab8c98d912f54ad6f46bfcc9dcd65368 lib/crypto: mips: Move arch/mips/lib/crypto/ into lib/crypto/
date: 9 months ago
config: mips-randconfig-r131-20260320 (https://download.01.org/0day-ci/archive/20260321/202603210105.sdD4rsTq-lkp@intel.com/config)
compiler: mips-linux-gcc (GCC) 11.5.0
sparse: v0.6.5-rc1
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260321/202603210105.sdD4rsTq-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202603210105.sdD4rsTq-lkp@intel.com/

All errors (new ones prefixed by >>):

lib/crypto/mips/poly1305-core.S: Assembler messages:
>> lib/crypto/mips/poly1305-core.S:95: Error: opcode not supported on this processor: mips64r6 (mips64r6) `lwl $8,0+3($5)'
lib/crypto/mips/poly1305-core.S:96: Error: opcode not supported on this processor: mips64r6 (mips64r6) `lwl $9,4+3($5)'
lib/crypto/mips/poly1305-core.S:97: Error: opcode not supported on this processor: mips64r6 (mips64r6) `lwl $10,8+3($5)'
lib/crypto/mips/poly1305-core.S:98: Error: opcode not supported on this processor: mips64r6 (mips64r6) `lwl $11,12+3($5)'
>> lib/crypto/mips/poly1305-core.S:99: Error: opcode not supported on this processor: mips64r6 (mips64r6) `lwr $8,0+0($5)'
lib/crypto/mips/poly1305-core.S:100: Error: opcode not supported on this processor: mips64r6 (mips64r6) `lwr $9,4+0($5)'
lib/crypto/mips/poly1305-core.S:101: Error: opcode not supported on this processor: mips64r6 (mips64r6) `lwr $10,8+0($5)'
lib/crypto/mips/poly1305-core.S:102: Error: opcode not supported on this processor: mips64r6 (mips64r6) `lwr $11,12+0($5)'
lib/crypto/mips/poly1305-core.S:265: Error: opcode not supported on this processor: mips64r6 (mips64r6) `lwl $8,0+3($5)'
lib/crypto/mips/poly1305-core.S:266: Error: opcode not supported on this processor: mips64r6 (mips64r6) `lwl $9,4+3($5)'
lib/crypto/mips/poly1305-core.S:267: Error: opcode not supported on this processor: mips64r6 (mips64r6) `lwl $10,8+3($5)'
lib/crypto/mips/poly1305-core.S:268: Error: opcode not supported on this processor: mips64r6 (mips64r6) `lwl $11,12+3($5)'
lib/crypto/mips/poly1305-core.S:269: Error: opcode not supported on this processor: mips64r6 (mips64r6) `lwr $8,0+0($5)'
lib/crypto/mips/poly1305-core.S:270: Error: opcode not supported on this processor: mips64r6 (mips64r6) `lwr $9,4+0($5)'
lib/crypto/mips/poly1305-core.S:271: Error: opcode not supported on this processor: mips64r6 (mips64r6) `lwr $10,8+0($5)'
lib/crypto/mips/poly1305-core.S:272: Error: opcode not supported on this processor: mips64r6 (mips64r6) `lwr $11,12+0($5)'
>> lib/crypto/mips/poly1305-core.S:395: Error: opcode not supported on this processor: mips64r6 (mips64r6) `multu $17,$8'
>> lib/crypto/mips/poly1305-core.S:396: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mflo $12'
>> lib/crypto/mips/poly1305-core.S:397: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mfhi $13'
lib/crypto/mips/poly1305-core.S:402: Error: opcode not supported on this processor: mips64r6 (mips64r6) `multu $23,$9'
lib/crypto/mips/poly1305-core.S:403: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mflo $1'
lib/crypto/mips/poly1305-core.S:404: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mfhi $2'
lib/crypto/mips/poly1305-core.S:410: Error: opcode not supported on this processor: mips64r6 (mips64r6) `multu $22,$10'
lib/crypto/mips/poly1305-core.S:411: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mflo $7'
lib/crypto/mips/poly1305-core.S:412: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mfhi $24'
lib/crypto/mips/poly1305-core.S:415: Error: opcode not supported on this processor: mips64r6 (mips64r6) `multu $21,$11'
lib/crypto/mips/poly1305-core.S:419: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mflo $1'
lib/crypto/mips/poly1305-core.S:420: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mfhi $2'
lib/crypto/mips/poly1305-core.S:423: Error: opcode not supported on this processor: mips64r6 (mips64r6) `multu $18,$8'
lib/crypto/mips/poly1305-core.S:428: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mflo $7'
lib/crypto/mips/poly1305-core.S:429: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mfhi $14'
lib/crypto/mips/poly1305-core.S:432: Error: opcode not supported on this processor: mips64r6 (mips64r6) `multu $17,$9'
lib/crypto/mips/poly1305-core.S:436: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mflo $1'
lib/crypto/mips/poly1305-core.S:437: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mfhi $2'
lib/crypto/mips/poly1305-core.S:440: Error: opcode not supported on this processor: mips64r6 (mips64r6) `multu $23,$10'
lib/crypto/mips/poly1305-core.S:443: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mflo $7'
lib/crypto/mips/poly1305-core.S:444: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mfhi $24'
lib/crypto/mips/poly1305-core.S:447: Error: opcode not supported on this processor: mips64r6 (mips64r6) `multu $22,$11'
lib/crypto/mips/poly1305-core.S:451: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mflo $1'
lib/crypto/mips/poly1305-core.S:452: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mfhi $2'
lib/crypto/mips/poly1305-core.S:455: Error: opcode not supported on this processor: mips64r6 (mips64r6) `multu $21,$16'
lib/crypto/mips/poly1305-core.S:459: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mflo $7'
lib/crypto/mips/poly1305-core.S:462: Error: opcode not supported on this processor: mips64r6 (mips64r6) `multu $19,$8'
lib/crypto/mips/poly1305-core.S:467: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mflo $1'
lib/crypto/mips/poly1305-core.S:468: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mfhi $15'
lib/crypto/mips/poly1305-core.S:471: Error: opcode not supported on this processor: mips64r6 (mips64r6) `multu $18,$9'
lib/crypto/mips/poly1305-core.S:474: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mflo $7'
lib/crypto/mips/poly1305-core.S:475: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mfhi $24'
lib/crypto/mips/poly1305-core.S:478: Error: opcode not supported on this processor: mips64r6 (mips64r6) `multu $17,$10'
lib/crypto/mips/poly1305-core.S:481: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mflo $1'
lib/crypto/mips/poly1305-core.S:482: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mfhi $2'
lib/crypto/mips/poly1305-core.S:485: Error: opcode not supported on this processor: mips64r6 (mips64r6) `multu $23,$11'
lib/crypto/mips/poly1305-core.S:489: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mflo $7'
lib/crypto/mips/poly1305-core.S:490: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mfhi $24'
lib/crypto/mips/poly1305-core.S:493: Error: opcode not supported on this processor: mips64r6 (mips64r6) `multu $22,$16'
lib/crypto/mips/poly1305-core.S:497: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mflo $1'
lib/crypto/mips/poly1305-core.S:500: Error: opcode not supported on this processor: mips64r6 (mips64r6) `multu $20,$8'
lib/crypto/mips/poly1305-core.S:505: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mflo $7'
lib/crypto/mips/poly1305-core.S:506: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mfhi $24'
lib/crypto/mips/poly1305-core.S:509: Error: opcode not supported on this processor: mips64r6 (mips64r6) `multu $19,$9'
lib/crypto/mips/poly1305-core.S:512: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mflo $1'
lib/crypto/mips/poly1305-core.S:513: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mfhi $2'
lib/crypto/mips/poly1305-core.S:516: Error: opcode not supported on this processor: mips64r6 (mips64r6) `multu $17,$11'
lib/crypto/mips/poly1305-core.S:519: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mflo $7'
lib/crypto/mips/poly1305-core.S:520: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mfhi $11'
lib/crypto/mips/poly1305-core.S:523: Error: opcode not supported on this processor: mips64r6 (mips64r6) `multu $18,$10'
lib/crypto/mips/poly1305-core.S:527: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mflo $1'
lib/crypto/mips/poly1305-core.S:528: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mfhi $2'
lib/crypto/mips/poly1305-core.S:531: Error: opcode not supported on this processor: mips64r6 (mips64r6) `multu $23,$16'
lib/crypto/mips/poly1305-core.S:535: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mflo $7'
lib/crypto/mips/poly1305-core.S:538: Error: opcode not supported on this processor: mips64r6 (mips64r6) `multu $17,$16'
lib/crypto/mips/poly1305-core.S:543: Error: opcode not supported on this processor: mips64r6 (mips64r6) `mflo $16'

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