linux-kernel - [jcmvbkbc-xtensa:xtensa-5.14-call0 7/10] arch/xtensa/kernel/entry.S:178: Error: operand 3 of 'bbsi' has out of range value '159'

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Date:   Sat, 7 Aug 2021 02:36:57 +0800
From:   kernel test robot <lkp@...el.com>
To:     Max Filippov <jcmvbkbc@...il.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [jcmvbkbc-xtensa:xtensa-5.14-call0 7/10]
 arch/xtensa/kernel/entry.S:178: Error: operand 3 of 'bbsi' has out of range
 value '159'

Hi Max,

First bad commit (maybe != root cause):

tree:   https://github.com/jcmvbkbc/linux-xtensa xtensa-5.14-call0
head:   c929fa543ba83fa34c6f411ea26f0fc78304f960
commit: 663b81c5372e859bfadcdc7212d95eb6b427bb05 [7/10] xtensa: implement call0 ABI support in assembly
config: xtensa-buildonly-randconfig-r002-20210805 (attached as .config)
compiler: xtensa-linux-gcc (GCC) 10.3.0
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/jcmvbkbc/linux-xtensa/commit/663b81c5372e859bfadcdc7212d95eb6b427bb05
        git remote add jcmvbkbc-xtensa https://github.com/jcmvbkbc/linux-xtensa
        git fetch --no-tags jcmvbkbc-xtensa xtensa-5.14-call0
        git checkout 663b81c5372e859bfadcdc7212d95eb6b427bb05
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 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@...el.com>

All errors (new ones prefixed by >>):

   arch/xtensa/kernel/entry.S: Assembler messages:
>> arch/xtensa/kernel/entry.S:178: Error: operand 3 of 'bbsi' has out of range value '159'
   arch/xtensa/kernel/entry.S:183: Error: operand 3 of 'bbsi' has out of range value '144'

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for LOCKDEP
   Depends on DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT && (FRAME_POINTER || MIPS || PPC || S390 || MICROBLAZE || ARM || ARC || X86)
   Selected by
   - LOCK_STAT && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT
   - DEBUG_LOCK_ALLOC && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT


vim +178 arch/xtensa/kernel/entry.S

c50842df47970ea Chris Zankel 2013-02-23  157  
5a0015d62668e64 Chris Zankel 2005-06-23  158  	/* Rotate ws so that the current windowbase is at bit0. */
5a0015d62668e64 Chris Zankel 2005-06-23  159  	/* Assume ws = xxwww1yyyy. Rotate ws right, so that a2 = yyyyxxwww1 */
5a0015d62668e64 Chris Zankel 2005-06-23  160  
663b81c5372e859 Max Filippov 2021-05-01  161  #if defined(USER_SUPPORT_WINDOWED)
bc5378fcba97431 Max Filippov 2012-10-15  162  	rsr	a2, windowbase
bc5378fcba97431 Max Filippov 2012-10-15  163  	rsr	a3, windowstart
663b81c5372e859 Max Filippov 2021-05-01  164  #else
663b81c5372e859 Max Filippov 2021-05-01  165  	movi	a2, 0
663b81c5372e859 Max Filippov 2021-05-01  166  	movi	a3, 1
663b81c5372e859 Max Filippov 2021-05-01  167  #endif
5a0015d62668e64 Chris Zankel 2005-06-23  168  	ssr	a2
5a0015d62668e64 Chris Zankel 2005-06-23  169  	s32i	a2, a1, PT_WINDOWBASE
5a0015d62668e64 Chris Zankel 2005-06-23  170  	s32i	a3, a1, PT_WINDOWSTART
5a0015d62668e64 Chris Zankel 2005-06-23  171  	slli	a2, a3, 32-WSBITS
5a0015d62668e64 Chris Zankel 2005-06-23  172  	src	a2, a3, a2
5a0015d62668e64 Chris Zankel 2005-06-23  173  	srli	a2, a2, 32-WSBITS
5a0015d62668e64 Chris Zankel 2005-06-23  174  	s32i	a2, a1, PT_WMASK	# needed for restoring registers
5a0015d62668e64 Chris Zankel 2005-06-23  175  
5a0015d62668e64 Chris Zankel 2005-06-23  176  	/* Save only live registers. */
5a0015d62668e64 Chris Zankel 2005-06-23  177  
5a0015d62668e64 Chris Zankel 2005-06-23 @178  	_bbsi.l	a2, 1, 1f
5a0015d62668e64 Chris Zankel 2005-06-23  179  	s32i	a4, a1, PT_AREG4
5a0015d62668e64 Chris Zankel 2005-06-23  180  	s32i	a5, a1, PT_AREG5
5a0015d62668e64 Chris Zankel 2005-06-23  181  	s32i	a6, a1, PT_AREG6
5a0015d62668e64 Chris Zankel 2005-06-23  182  	s32i	a7, a1, PT_AREG7
5a0015d62668e64 Chris Zankel 2005-06-23  183  	_bbsi.l	a2, 2, 1f
5a0015d62668e64 Chris Zankel 2005-06-23  184  	s32i	a8, a1, PT_AREG8
5a0015d62668e64 Chris Zankel 2005-06-23  185  	s32i	a9, a1, PT_AREG9
5a0015d62668e64 Chris Zankel 2005-06-23  186  	s32i	a10, a1, PT_AREG10
5a0015d62668e64 Chris Zankel 2005-06-23  187  	s32i	a11, a1, PT_AREG11
5a0015d62668e64 Chris Zankel 2005-06-23  188  	_bbsi.l	a2, 3, 1f
5a0015d62668e64 Chris Zankel 2005-06-23  189  	s32i	a12, a1, PT_AREG12
5a0015d62668e64 Chris Zankel 2005-06-23  190  	s32i	a13, a1, PT_AREG13
5a0015d62668e64 Chris Zankel 2005-06-23  191  	s32i	a14, a1, PT_AREG14
5a0015d62668e64 Chris Zankel 2005-06-23  192  	s32i	a15, a1, PT_AREG15
663b81c5372e859 Max Filippov 2021-05-01  193  

:::::: The code at line 178 was first introduced by commit
:::::: 5a0015d62668e64c8b6e02e360fbbea121bfd5e6 [PATCH] xtensa: Architecture support for Tensilica Xtensa Part 3

:::::: TO: Chris Zankel <czankel@...silica.com>
:::::: CC: Linus Torvalds <torvalds@...970.osdl.org>

---
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