Hi Kees,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   aae703b02f92bde9264366c545e87cec451de471
commit: a82adfd5c7cb4b8bb37ef439aed954f9972bb618 hardening: Introduce CONFIG_ZERO_CALL_USED_REGS
date:   1 year, 3 months ago
config: ia64-randconfig-r024-20221020
compiler: ia64-linux-gcc (GCC) 12.1.0
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/torvalds/linux.git/commit/?id=a82adfd5c7cb4b8bb37ef439aed954f9972bb618
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout a82adfd5c7cb4b8bb37ef439aed954f9972bb618
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=ia64 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   {standard input}:20041: Warning: This is the location of the conflicting usage
   {standard input}:20047: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 38
   {standard input}:20047: Warning: Only the first path encountering the conflict is reported
   {standard input}:20046: Warning: This is the location of the conflicting usage
   {standard input}:20050: Error: Register number out of range 0..3
   {standard input}:20051: Error: Register number out of range 0..3
   {standard input}:20051: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 38
   {standard input}:20051: Warning: Only the first path encountering the conflict is reported
   {standard input}:20050: Warning: This is the location of the conflicting usage
   {standard input}:20579: Error: Register number out of range 0..1
   {standard input}:20579: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 40
   {standard input}:20579: Warning: Only the first path encountering the conflict is reported
   {standard input}:20577: Warning: This is the location of the conflicting usage
   {standard input}:20581: Error: Register number out of range 0..1
   {standard input}:20581: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 40
   {standard input}:20581: Warning: Only the first path encountering the conflict is reported
   {standard input}:20577: Warning: This is the location of the conflicting usage
   {standard input}:20581: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 40
   {standard input}:20581: Warning: Only the first path encountering the conflict is reported
   {standard input}:20579: Warning: This is the location of the conflicting usage
   {standard input}:20582: Error: Register number out of range 0..1
   {standard input}:20582: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 40
   {standard input}:20582: Warning: Only the first path encountering the conflict is reported
   {standard input}:20577: Warning: This is the location of the conflicting usage
   {standard input}:20582: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 40
   {standard input}:20582: Warning: Only the first path encountering the conflict is reported
   {standard input}:20579: Warning: This is the location of the conflicting usage
   {standard input}:20582: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 40
   {standard input}:20582: Warning: Only the first path encountering the conflict is reported
   {standard input}:20581: Warning: This is the location of the conflicting usage
   {standard input}:20583: Error: Register number out of range 0..1
   {standard input}:20583: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 40
   {standard input}:20583: Warning: Only the first path encountering the conflict is reported
   {standard input}:20577: Warning: This is the location of the conflicting usage
   {standard input}:20583: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 40
   {standard input}:20583: Warning: Only the first path encountering the conflict is reported
   {standard input}:20579: Warning: This is the location of the conflicting usage
   {standard input}:20583: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 40
   {standard input}:20583: Warning: Only the first path encountering the conflict is reported
   {standard input}:20581: Warning: This is the location of the conflicting usage
   {standard input}:20583: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 40
   {standard input}:20583: Warning: Only the first path encountering the conflict is reported
   {standard input}:20582: Warning: This is the location of the conflicting usage
   {standard input}:20586: Error: Register number out of range 0..1
   {standard input}:20587: Error: Register number out of range 0..1
   {standard input}:20587: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 40
   {standard input}:20587: Warning: Only the first path encountering the conflict is reported
   {standard input}:20586: Warning: This is the location of the conflicting usage
   {standard input}:22463: Error: Register number out of range 0..3
   {standard input}:22463: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 42
   {standard input}:22463: Warning: Only the first path encountering the conflict is reported
   {standard input}:22458: Warning: This is the location of the conflicting usage
   {standard input}:22464: Error: Register number out of range 0..3
   {standard input}:22464: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 42
   {standard input}:22464: Warning: Only the first path encountering the conflict is reported
   {standard input}:22458: Warning: This is the location of the conflicting usage
   {standard input}:22464: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 42
   {standard input}:22464: Warning: Only the first path encountering the conflict is reported
   {standard input}:22463: Warning: This is the location of the conflicting usage
   {standard input}:22467: Error: Register number out of range 0..3
   {standard input}:22468: Error: Register number out of range 0..3
   {standard input}:22468: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 42
   {standard input}:22468: Warning: Only the first path encountering the conflict is reported
   {standard input}:22467: Warning: This is the location of the conflicting usage
   {standard input}:22569: Error: Register number out of range 0..1
   {standard input}:22570: Error: Register number out of range 0..1
   {standard input}:22570: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 37
   {standard input}:22570: Warning: Only the first path encountering the conflict is reported
   {standard input}:22569: Warning: This is the location of the conflicting usage
   {standard input}:22572: Error: Register number out of range 0..1
   {standard input}:22572: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 37
   {standard input}:22572: Warning: Only the first path encountering the conflict is reported
   {standard input}:22569: Warning: This is the location of the conflicting usage
   {standard input}:22572: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 37
   {standard input}:22572: Warning: Only the first path encountering the conflict is reported
   {standard input}:22570: Warning: This is the location of the conflicting usage
   {standard input}:22573: Error: Register number out of range 0..1
   {standard input}:22573: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 37
   {standard input}:22573: Warning: Only the first path encountering the conflict is reported
   {standard input}:22569: Warning: This is the location of the conflicting usage
   {standard input}:22573: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 37
   {standard input}:22573: Warning: Only the first path encountering the conflict is reported
   {standard input}:22570: Warning: This is the location of the conflicting usage
   {standard input}:22573: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 37
   {standard input}:22573: Warning: Only the first path encountering the conflict is reported
   {standard input}:22572: Warning: This is the location of the conflicting usage
   {standard input}:22574: Error: Register number out of range 0..1
   {standard input}:22574: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 37
   {standard input}:22574: Warning: Only the first path encountering the conflict is reported
   {standard input}:22569: Warning: This is the location of the conflicting usage
   {standard input}:22574: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 37
   {standard input}:22574: Warning: Only the first path encountering the conflict is reported
   {standard input}:22570: Warning: This is the location of the conflicting usage
   {standard input}:22574: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 37
   {standard input}:22574: Warning: Only the first path encountering the conflict is reported
   {standard input}:22572: Warning: This is the location of the conflicting usage
   {standard input}:22574: Warning: Use of 'mov' violates WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 37
   {standard input}:22574: Warning: Only the first path encountering the conflict is reported
   {standard input}:22573: Warning: This is the location of the conflicting usage
   {standard input}:22578: Error: Register number out of range 0..1
>> {standard input}:24403: Error: Insn slot not set in unwind record.
   {standard input}:24403: Fatal error: Section switching in code is not supported.

-- 
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