linux-kernel - arch/powerpc/kernel/switch.S:170: Error: operand out of range (0xfe10 is not between 0xffffffffffff8000 and 0x7fff)

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Date: Sun, 31 Dec 2023 11:28:00 +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: arch/powerpc/kernel/switch.S:170: Error: operand out of range
 (0xfe10 is not between 0xffffffffffff8000 and 0x7fff)

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   453f5db0619e2ad64076aab16ff5a00e0f7c53a2
commit: afc6386815a88d067d9f567dcc6266800286f626 powerpc: merge 32-bit and 64-bit _switch implementation
date:   7 months ago
config: powerpc64-randconfig-r052-20231226 (https://download.01.org/0day-ci/archive/20231231/202312311135.Nh024ziD-lkp@intel.com/config)
compiler: powerpc64-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231231/202312311135.Nh024ziD-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/202312311135.Nh024ziD-lkp@intel.com/

All errors (new ones prefixed by >>):

   arch/powerpc/kernel/switch.S: Assembler messages:
>> arch/powerpc/kernel/switch.S:170: Error: operand out of range (0xfe10 is not between 0xffffffffffff8000 and 0x7fff)
   arch/powerpc/kernel/switch.S:249:  Info: macro invoked from here


vim +170 arch/powerpc/kernel/switch.S

   151	
   152	.macro do_switch_64
   153		ld	r8,KSP(r4)	/* Load new stack pointer */
   154	
   155		kuap_check_amr r9, r10
   156	
   157		FLUSH_COUNT_CACHE	/* Clobbers r9, ctr */
   158	
   159		STOP_STREAMS		/* Clobbers r6 */
   160	
   161		addi	r3,r3,-THREAD	/* old thread -> task_struct for return value */
   162		addi	r6,r4,-THREAD	/* new thread -> task_struct */
   163		std	r6,PACACURRENT(r13)	/* Set new task_struct to 'current' */
   164	#if defined(CONFIG_STACKPROTECTOR)
   165		ld	r6, TASK_CANARY(r6)
   166		std	r6, PACA_CANARY(r13)
   167	#endif
   168		/* Set new PACAKSAVE */
   169		clrrdi	r7,r8,THREAD_SHIFT	/* base of new stack */
 > 170		addi	r7,r7,THREAD_SIZE-SWITCH_FRAME_SIZE
   171		std	r7,PACAKSAVE(r13)
   172	

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