arch/arm64/kernel/entry-ftrace.S:333: Error: undefined symbol FREGS_SIZE used as an immediate value

From: kernel test robot
Date: Wed Mar 19 2025 - 01:07:36 EST


tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 81e4f8d68c66da301bb881862735bd74c6241a19
commit: a3ed4157b7d89800a0008de0c9e46a438a5c3745 fgraph: Replace fgraph_ret_regs with ftrace_regs
date: 3 months ago
config: arm64-randconfig-003-20250319 (https://download.01.org/0day-ci/archive/20250319/202503191223.RCdQEebt-lkp@xxxxxxxxx/config)
compiler: aarch64-linux-gcc (GCC) 7.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250319/202503191223.RCdQEebt-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202503191223.RCdQEebt-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

arch/arm64/kernel/entry-ftrace.S: Assembler messages:
>> arch/arm64/kernel/entry-ftrace.S:333: Error: undefined symbol FREGS_SIZE used as an immediate value
>> arch/arm64/kernel/entry-ftrace.S:336: Error: undefined symbol FREGS_X0 used as an immediate value
>> arch/arm64/kernel/entry-ftrace.S:337: Error: undefined symbol FREGS_X2 used as an immediate value
>> arch/arm64/kernel/entry-ftrace.S:338: Error: undefined symbol FREGS_X4 used as an immediate value
>> arch/arm64/kernel/entry-ftrace.S:339: Error: undefined symbol FREGS_X6 used as an immediate value
>> arch/arm64/kernel/entry-ftrace.S:342: Error: undefined symbol FREGS_FP used as an immediate value
arch/arm64/kernel/entry-ftrace.S:349: Error: undefined symbol FREGS_X0 used as an immediate value
arch/arm64/kernel/entry-ftrace.S:350: Error: undefined symbol FREGS_X2 used as an immediate value
arch/arm64/kernel/entry-ftrace.S:351: Error: undefined symbol FREGS_X4 used as an immediate value
arch/arm64/kernel/entry-ftrace.S:352: Error: undefined symbol FREGS_X6 used as an immediate value
arch/arm64/kernel/entry-ftrace.S:353: Error: undefined symbol FREGS_SIZE used as an immediate value


vim +333 arch/arm64/kernel/entry-ftrace.S

324
325 /*
326 * void return_to_handler(void)
327 *
328 * Run ftrace_return_to_handler() before going back to parent.
329 * @fp is checked against the value passed by ftrace_graph_caller().
330 */
331 SYM_CODE_START(return_to_handler)
332 /* Make room for ftrace_regs */
> 333 sub sp, sp, #FREGS_SIZE
334
335 /* Save return value regs */
> 336 stp x0, x1, [sp, #FREGS_X0]
> 337 stp x2, x3, [sp, #FREGS_X2]
> 338 stp x4, x5, [sp, #FREGS_X4]
> 339 stp x6, x7, [sp, #FREGS_X6]
340
341 /* Save the callsite's FP */
> 342 str x29, [sp, #FREGS_FP]

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