ERROR: modpost: "__popcountsi2" [drivers/comedi/drivers/cb_pcidas.ko] undefined!

[kernel test robot]

Hi Alison,

First bad commit (maybe != root cause):

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   6a0e38264012809afa24113ee2162dc07f4ed22b
commit: 86954ff5032d9d60a5458334001ab3ae3b2c45e8 cxl/region: Move cxl_trace_hpa() work to the region driver
date:   3 months ago
config: arm-randconfig-r133-20240807 (https://download.01.org/0day-ci/archive/20240808/202408080822.j66QlMph-lkp@xxxxxxxxx/config)
compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 423aec6573df4424f90555468128e17073ddc69e)
reproduce: (https://download.01.org/0day-ci/archive/20240808/202408080822.j66QlMph-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/202408080822.j66QlMph-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>, old ones prefixed by <<):

WARNING: modpost: missing MODULE_DESCRIPTION() in vmlinux.o
WARNING: modpost: missing MODULE_DESCRIPTION() in kernel/locking/locktorture.o
WARNING: modpost: missing MODULE_DESCRIPTION() in kernel/rcu/rcutorture.o
WARNING: modpost: missing MODULE_DESCRIPTION() in kernel/rcu/refscale.o
WARNING: modpost: missing MODULE_DESCRIPTION() in kernel/time/time_test.o
WARNING: modpost: missing MODULE_DESCRIPTION() in kernel/trace/preemptirq_delay_test.o
WARNING: modpost: missing MODULE_DESCRIPTION() in kernel/torture.o
WARNING: modpost: missing MODULE_DESCRIPTION() in mm/kfence/kfence_test.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/nls_cp850.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/nls_cp855.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/nls_cp863.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/nls_cp865.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/nls_cp866.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/nls_cp874.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/nls_cp950.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/nls_cp1251.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/nls_iso8859-4.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/nls_iso8859-6.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/nls_cp1255.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/nls_iso8859-14.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/nls_iso8859-15.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/mac-celtic.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/mac-croatian.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/mac-cyrillic.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/mac-gaelic.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/mac-romanian.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/nls/mac-turkish.o
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/binfmt_script.o
WARNING: modpost: missing MODULE_DESCRIPTION() in crypto/ecc.o
WARNING: modpost: missing MODULE_DESCRIPTION() in crypto/curve25519-generic.o
WARNING: modpost: missing MODULE_DESCRIPTION() in lib/kunit/kunit.o
WARNING: modpost: missing MODULE_DESCRIPTION() in lib/kunit/kunit-test.o
WARNING: modpost: missing MODULE_DESCRIPTION() in lib/kunit/kunit-example-test.o
WARNING: modpost: missing MODULE_DESCRIPTION() in lib/math/prime_numbers.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/pinctrl/pinctrl-mcp23s08_i2c.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/pinctrl/pinctrl-mcp23s08_spi.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/pinctrl/pinctrl-mcp23s08.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/pci/controller/pci-host-common.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/pci/controller/pci-host-generic.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/pci/pci-stub.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/video/backlight/platform_lcd.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/clk/versatile/clk-vexpress-osc.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/clk/clk_test.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/clk/clk-gate_test.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/clk/clk-fractional-divider_test.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/regulator/max20411-regulator.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/regulator/rt4831-regulator.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/reset/hisilicon/hi6220_reset.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/base/regmap/regmap-sccb.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/misc/open-dice.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/mfd/rt4831.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/cxl/core/cxl_core.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/cxl/cxl_pci.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/cxl/cxl_mem.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/cxl/cxl_port.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/spmi/hisi-spmi-controller.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/auxdisplay/line-display.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/i2c/busses/i2c-ccgx-ucsi.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/media/radio/si470x/radio-si470x-common.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/hwmon/mr75203.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/mmc/host/of_mmc_spi.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/leds/flash/leds-rt4505.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/of/of_test.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/nvmem/nvmem_u-boot-env.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/mtd/chips/cfi_util.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/mtd/maps/map_funcs.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/pcmcia/pcmcia_rsrc.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/pcmcia/yenta_socket.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/pcmcia/i82092.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/siox/siox-bus-gpio.o
ERROR: modpost: "__popcountsi2" [drivers/hwmon/adt7462.ko] undefined!
ERROR: modpost: "__popcountsi2" [drivers/comedi/drivers/addi_apci_2032.ko] undefined!
ERROR: modpost: "__popcountsi2" [drivers/comedi/drivers/addi_apci_3120.ko] undefined!
ERROR: modpost: "__popcountsi2" [drivers/comedi/drivers/addi_apci_3xxx.ko] undefined!
ERROR: modpost: "__popcountsi2" [drivers/comedi/drivers/adl_pci9111.ko] undefined!
ERROR: modpost: "__popcountsi2" [drivers/comedi/drivers/adl_pci9118.ko] undefined!
ERROR: modpost: "__popcountsi2" [drivers/comedi/drivers/adv_pci1710.ko] undefined!
ERROR: modpost: "__popcountsi2" [drivers/comedi/drivers/amplc_pci224.ko] undefined!
ERROR: modpost: "__popcountsi2" [drivers/comedi/drivers/cb_pcidas64.ko] undefined!
>> ERROR: modpost: "__popcountsi2" [drivers/comedi/drivers/cb_pcidas.ko] undefined!
WARNING: modpost: suppressed 12 unresolved symbol warnings because there were too many)

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