[block:for-5.15/drivers 41/47] ld.lld: error: undefined symbol: __mulodi4

From: kernel test robot
Date: Fri Aug 13 2021 - 22:21:49 EST


tree: https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git for-5.15/drivers
head: 6e4df4c6488165637b95b9701cc862a42a3836ba
commit: fad7cd3310db3099f95dd34312c77740fbc455e5 [41/47] nbd: add the check to prevent overflow in __nbd_ioctl()
config: riscv-randconfig-r012-20210814 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 62df4df41c939205b2dc0a2a3bfb75b8c1ed74fa)
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/axboe/linux-block.git/commit/?id=fad7cd3310db3099f95dd34312c77740fbc455e5
git remote add block https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git
git fetch --no-tags block for-5.15/drivers
git checkout fad7cd3310db3099f95dd34312c77740fbc455e5
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=riscv SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

>> ld.lld: error: undefined symbol: __mulodi4
>>> referenced by nbd.c
>>> block/nbd.o:(nbd_ioctl) in archive drivers/built-in.a

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

Attachment: .config.gz
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