linux-kernel - [deller-parisc:5.17-vdso-mini-3 1/1] arch/parisc/kernel/vdso32/restart_syscall.S:16: Error: bad or irreducible absolute expression

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Date:   Thu, 3 Feb 2022 22:37:33 +0800
From:   kernel test robot <lkp@...el.com>
To:     Helge Deller <deller@....de>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [deller-parisc:5.17-vdso-mini-3 1/1]
 arch/parisc/kernel/vdso32/restart_syscall.S:16: Error: bad or irreducible
 absolute expression

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux.git 5.17-vdso-mini-3
head:   62c208e2c93066ee050644384bb12ca1d0b2bdb1
commit: 62c208e2c93066ee050644384bb12ca1d0b2bdb1 [1/1] parisc: Add initial vDSO support
config: parisc-generic-64bit_defconfig (https://download.01.org/0day-ci/archive/20220203/202202032200.IMpqlhlW-lkp@intel.com/config)
compiler: hppa64-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/deller/parisc-linux.git/commit/?id=62c208e2c93066ee050644384bb12ca1d0b2bdb1
        git remote add deller-parisc https://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux.git
        git fetch --no-tags deller-parisc 5.17-vdso-mini-3
        git checkout 62c208e2c93066ee050644384bb12ca1d0b2bdb1
        # 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=parisc prepare

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 >>):

   scripts/genksyms/parse.y: warning: 9 shift/reduce conflicts [-Wconflicts-sr]
   scripts/genksyms/parse.y: warning: 5 reduce/reduce conflicts [-Wconflicts-rr]
   arch/parisc/kernel/vdso64/Makefile:30: FORCE prerequisite is missing
   arch/parisc/kernel/vdso32/restart_syscall.S: Assembler messages:
>> arch/parisc/kernel/vdso32/restart_syscall.S:16: Error: bad or irreducible absolute expression
>> arch/parisc/kernel/vdso32/restart_syscall.S:16: Error: junk at end of line, first unrecognized character is `:'
>> arch/parisc/kernel/vdso32/restart_syscall.S:26: Error: no such instruction: `ldw 0(%sp),%r31'
>> arch/parisc/kernel/vdso32/restart_syscall.S:29: Error: no such instruction: `be 0x100(%sr2,%r0)'
>> arch/parisc/kernel/vdso32/restart_syscall.S:30: Error: no such instruction: `ldi 0,%r20'
>> arch/parisc/kernel/vdso32/restart_syscall.S:32: Error: .cfi_endproc without corresponding .cfi_startproc
   arch/parisc/kernel/vdso32/sigtramp.S: Assembler messages:
>> arch/parisc/kernel/vdso32/sigtramp.S:39: Error: unknown pseudo-op: `.proc'
>> arch/parisc/kernel/vdso32/sigtramp.S:40: Error: unknown pseudo-op: `.callinfo'
>> arch/parisc/kernel/vdso32/sigtramp.S:41: Error: unknown pseudo-op: `.entry'
>> arch/parisc/kernel/vdso32/sigtramp.S:44: Error: no such instruction: `ldi 0,%r25'
>> arch/parisc/kernel/vdso32/sigtramp.S:45: Error: no such instruction: `ldi 173,%r20'
>> arch/parisc/kernel/vdso32/sigtramp.S:46: Error: no such instruction: `ble 0x100(%sr2,%r0)'
   arch/parisc/kernel/vdso32/sigtramp.S:49: Error: no such instruction: `ldi 1,%r25'
   arch/parisc/kernel/vdso32/sigtramp.S:50: Error: no such instruction: `ldi 173,%r20'
   arch/parisc/kernel/vdso32/sigtramp.S:51: Error: no such instruction: `ble 0x100(%sr2,%r0)'
>> arch/parisc/kernel/vdso32/sigtramp.S:54: Error: unknown pseudo-op: `.exit'
>> arch/parisc/kernel/vdso32/sigtramp.S:55: Error: unknown pseudo-op: `.procend'
>> arch/parisc/kernel/vdso32/sigtramp.S:76: Error: unknown pseudo-op: `.stringz'
   make[2]: *** [arch/parisc/kernel/vdso32/Makefile:34: arch/parisc/kernel/vdso32/restart_syscall.o] Error 1
   make[2]: *** [arch/parisc/kernel/vdso32/Makefile:34: arch/parisc/kernel/vdso32/sigtramp.o] Error 1
   make[2]: Target 'include/generated/vdso32-offsets.h' not remade because of errors.
   make[1]: *** [arch/parisc/Makefile:188: vdso_prepare] Error 2
   make[1]: Target 'prepare' not remade because of errors.
   make: *** [Makefile:219: __sub-make] Error 2
   make: Target 'prepare' not remade because of errors.


vim +16 arch/parisc/kernel/vdso32/restart_syscall.S

    13	
    14		.text
    15	
  > 16	ENTRY_CFI(__kernel_restart_syscall)
    17		/*
    18		 * Setup a trampoline to restart the syscall
    19		 * with __NR_restart_syscall
    20		 */
    21	
    22		/* load return pointer */
    23	#if defined(__VDSO64__)
    24		ldd	0(%sp), %r31
    25	#elif defined(__VDSO32__)
  > 26		ldw	0(%sp), %r31
    27	#endif
    28	
  > 29		be	0x100(%sr2, %r0)
  > 30		ldi	__NR_restart_syscall, %r20
    31	
  > 32	ENDPROC_CFI(__kernel_restart_syscall)

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org