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Subjectarch/xtensa/kernel/coprocessor.S:93: Error: unknown opcode or format name 'rur.ae_ovf_sar'
Hi,

First bad commit (maybe != root cause):

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 12566cc35d0e68308bde7aad615743d560cb097b
commit: 9da8320bb97768e35f2e64fa7642015271d672eb xtensa: add test_kc705_hifi variant
date: 5 weeks ago
config: xtensa-audio_kc705_defconfig (attached as .config)
reproduce:
wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout 9da8320bb97768e35f2e64fa7642015271d672eb
# save the attached .config to linux build tree
make.cross ARCH=xtensa

All errors (new ones prefixed by >>):

arch/xtensa/kernel/coprocessor.S: Assembler messages:
>> arch/xtensa/kernel/coprocessor.S:93: Error: unknown opcode or format name 'rur.ae_ovf_sar'
>> arch/xtensa/kernel/coprocessor.S:93: Error: unknown opcode or format name 'rur.ae_bithead'
>> arch/xtensa/kernel/coprocessor.S:93: Error: unknown opcode or format name 'rur.ae_ts_fts_bu_bp'
>> arch/xtensa/kernel/coprocessor.S:93: Error: unknown opcode or format name 'rur.ae_cw_sd_no'
>> arch/xtensa/kernel/coprocessor.S:93: Error: unknown opcode or format name 'rur.ae_cbegin0'
>> arch/xtensa/kernel/coprocessor.S:93: Error: unknown opcode or format name 'rur.ae_cend0'
>> arch/xtensa/kernel/coprocessor.S:93: Error: unknown opcode or format name 'ae_s64.i'
>> arch/xtensa/kernel/coprocessor.S:93: Error: unknown opcode or format name 'ae_s64.i'
>> arch/xtensa/kernel/coprocessor.S:93: Error: unknown opcode or format name 'ae_s64.i'
>> arch/xtensa/kernel/coprocessor.S:93: Error: unknown opcode or format name 'ae_s64.i'
>> arch/xtensa/kernel/coprocessor.S:93: Error: unknown opcode or format name 'ae_s64.i'
>> arch/xtensa/kernel/coprocessor.S:93: Error: unknown opcode or format name 'ae_s64.i'
>> arch/xtensa/kernel/coprocessor.S:93: Error: unknown opcode or format name 'ae_s64.i'
>> arch/xtensa/kernel/coprocessor.S:93: Error: unknown opcode or format name 'ae_s64.i'
>> arch/xtensa/kernel/coprocessor.S:93: Error: unknown opcode or format name 'ae_s64.i'
>> arch/xtensa/kernel/coprocessor.S:93: Error: unknown opcode or format name 'ae_s64.i'
>> arch/xtensa/kernel/coprocessor.S:93: Error: unknown opcode or format name 'ae_s64.i'
>> arch/xtensa/kernel/coprocessor.S:93: Error: unknown opcode or format name 'ae_s64.i'
>> arch/xtensa/kernel/coprocessor.S:93: Error: unknown opcode or format name 'ae_s64.i'
>> arch/xtensa/kernel/coprocessor.S:93: Error: unknown opcode or format name 'ae_s64.i'

vim +93 arch/xtensa/kernel/coprocessor.S

c658eac6 Chris Zankel 2008-02-12 87 .else; \
c658eac6 Chris Zankel 2008-02-12 88 .long 0; \
c658eac6 Chris Zankel 2008-02-12 89 .endif; \
c658eac6 Chris Zankel 2008-02-12 90 .long THREAD_XTREGS_CP##x
5a0015d6 Chris Zankel 2005-06-23 91
c658eac6 Chris Zankel 2008-02-12 92 SAVE_CP_REGS(0)
c658eac6 Chris Zankel 2008-02-12 @93 SAVE_CP_REGS(1)
c658eac6 Chris Zankel 2008-02-12 94 SAVE_CP_REGS(2)
c658eac6 Chris Zankel 2008-02-12 95 SAVE_CP_REGS(3)
c658eac6 Chris Zankel 2008-02-12 96 SAVE_CP_REGS(4)
c658eac6 Chris Zankel 2008-02-12 97 SAVE_CP_REGS(5)
c658eac6 Chris Zankel 2008-02-12 98 SAVE_CP_REGS(6)
c658eac6 Chris Zankel 2008-02-12 99 SAVE_CP_REGS(7)
5a0015d6 Chris Zankel 2005-06-23 100
c658eac6 Chris Zankel 2008-02-12 101 LOAD_CP_REGS(0)
c658eac6 Chris Zankel 2008-02-12 @102 LOAD_CP_REGS(1)
c658eac6 Chris Zankel 2008-02-12 103 LOAD_CP_REGS(2)
c658eac6 Chris Zankel 2008-02-12 104 LOAD_CP_REGS(3)
c658eac6 Chris Zankel 2008-02-12 105 LOAD_CP_REGS(4)

:::::: The code at line 93 was first introduced by commit
:::::: c658eac628aa8df040dfe614556d95e6da3a9ffb [XTENSA] Add support for configurable registers and coprocessors

:::::: TO: Chris Zankel <chris@zankel.net>
:::::: CC: Chris Zankel <chris@zankel.net>

---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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