tree:   git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
head:   488c888ae1d4bb7121a2935b5f46aa65bbd62937
commit: 488c888ae1d4bb7121a2935b5f46aa65bbd62937 [3/3] drm/vkms: Switch to shmem helpers
config: riscv-randconfig-r034-20201023 (attached as .config)
compiler: riscv32-linux-gcc (GCC) 9.3.0
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
        git remote add drm-drm-misc git://anongit.freedesktop.org/drm/drm-misc
        git fetch --no-tags drm-drm-misc drm-misc-next
        git checkout 488c888ae1d4bb7121a2935b5f46aa65bbd62937
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=riscv 

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

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

>> WARNING: modpost: vmlinux.o(.text+0x24002f4): Section mismatch in reference from the function nf_conntrack_helpers_unregister() to the variable .meminit.text:.L0
The function nf_conntrack_helpers_unregister() references
the variable __meminit .L0 .
This is often because nf_conntrack_helpers_unregister lacks a __meminit
annotation or the annotation of .L0 is wrong.

The below error/warnings are from parent commit:
<< WARNING: modpost: vmlinux.o(.text+0xf51514): Section mismatch in reference from the function drm_legacy_ioremap_wc() to the variable .init.text:.L0
<< WARNING: modpost: vmlinux.o(.text+0x21916bc): Section mismatch in reference from the function sm750_set_chip_type() to the variable .init.text:.L0
<< WARNING: modpost: vmlinux.o(.text+0x2252018): Section mismatch in reference from the function ntb_transport_register_client() to the variable .init.text:.LBB3734
<< WARNING: modpost: vmlinux.o(.text+0x2257834): Section mismatch in reference from the function powercap_register_zone() to the variable .init.text:.L0
<< WARNING: modpost: vmlinux.o(.text+0x23125c0): Section mismatch in reference from the function __neigh_set_probe_once() to the variable .init.text:.L0
<< WARNING: modpost: vmlinux.o(.text+0x265f7a0): Section mismatch in reference from the function hci_free_adv_monitor() to the variable .exit.text:.L0
<< WARNING: modpost: vmlinux.o(__ex_table+0xee8): Section mismatch in reference from the (unknown reference) (unknown) to the variable .debug_str:.LASF97
<< WARNING: modpost: vmlinux.o(.text+0x2191754): Section mismatch in reference from the function ddk750_get_vm_size() to the variable .init.text:.L0
<< WARNING: modpost: vmlinux.o(.text+0x21918a8): Section mismatch in reference from the function sm750_calc_pll_value() to the variable .init.text:.L0
<< WARNING: modpost: vmlinux.o(.text+0x21947a0): Section mismatch in reference from the function dviInit() to the variable .init.text:.L0

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org