__efistub_cmdline.c:undefined reference to `__efistub___ashldi3'

__efistub_cmdline.c:undefined reference to `__efistub___ashldi3'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   c03c1a14507dfaf8b856c2608f9ac216021fc222
commit: 9a4580db6e9f83428813f671a79486469684069f lib: fix memparse() to handle overflow
date:   5 months ago
config: loongarch-randconfig-r2309-20261019 (https://download.01.org/0day-ci/archive/20261019/202610191553.uvFTO4t9-lkp@intel.com/config)
compiler: loongarch64-linux-gcc (GCC) 16.2.0
sparse: v0.6.5-rc1
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261019/202610191553.uvFTO4t9-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
| Fixes: 9a4580db6e9f ("lib: fix memparse() to handle overflow")
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202610191553.uvFTO4t9-lkp@intel.com/

All errors (new ones prefixed by >>):

   loongarch64-linux-ld: ./drivers/firmware/efi/libstub/lib-cmdline.stub.o: in function `__efistub_.L47':
>> __efistub_cmdline.c:(.init.text+0x288): undefined reference to `__efistub___ashldi3'
>> loongarch64-linux-ld: __efistub_cmdline.c:(.init.text+0x298): undefined reference to `__efistub___lshrdi3'

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

Re: __efistub_cmdline.c:undefined reference to `__efistub___ashldi3'

[Andy Shevchenko]

On Mon, Oct 19, 2026 at 03:27:47PM +0200, kernel test robot wrote:
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   c03c1a14507dfaf8b856c2608f9ac216021fc222
> commit: 9a4580db6e9f83428813f671a79486469684069f lib: fix memparse() to handle overflow
> date:   5 months ago
> config: loongarch-randconfig-r2309-20261019 (https://download.01.org/0day-ci/archive/20261019/202610191553.uvFTO4t9-lkp@intel.com/config)
> compiler: loongarch64-linux-gcc (GCC) 16.2.0
> sparse: v0.6.5-rc1
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261019/202610191553.uvFTO4t9-lkp@intel.com/reproduce)

Blast from the past?

> 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
> | Fixes: 9a4580db6e9f ("lib: fix memparse() to handle overflow")
> | Reported-by: kernel test robot <lkp@intel.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202610191553.uvFTO4t9-lkp@intel.com/
> 
> All errors (new ones prefixed by >>):
> 
>    loongarch64-linux-ld: ./drivers/firmware/efi/libstub/lib-cmdline.stub.o: in function `__efistub_.L47':
> >> __efistub_cmdline.c:(.init.text+0x288): undefined reference to `__efistub___ashldi3'
> >> loongarch64-linux-ld: __efistub_cmdline.c:(.init.text+0x298): undefined reference to `__efistub___lshrdi3'

-- 
With Best Regards,
Andy Shevchenko