Hi, First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git rcu/next head: b4aa201e0c7c73a9f4fee7d82d4ff46b85feeea9 commit: b4aa201e0c7c73a9f4fee7d82d4ff46b85feeea9 [16/16] torture: Convert torture_shutdown() to hrtimer config: m32r-allmodconfig (attached as .config) compiler: m32r-linux-gcc (GCC) 4.9.0 reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout b4aa201e0c7c73a9f4fee7d82d4ff46b85feeea9 # save the attached .config to linux build tree make.cross ARCH=m32r All errors (new ones prefixed by >>): ERROR: "bad_dma_ops" [sound/soc/fsl/snd-soc-fsl-asrc.ko] undefined! ERROR: "bad_dma_ops" [sound/soc/atmel/snd-soc-atmel-pcm-pdc.ko] undefined! ERROR: "bad_dma_ops" [sound/core/snd-pcm.ko] undefined! ERROR: "dma_common_mmap" [sound/core/snd-pcm.ko] undefined! ERROR: "__ucmpdi2" [lib/842/842_decompress.ko] undefined! >> ERROR: "__udivdi3" [kernel/torture.ko] undefined! ERROR: "__ucmpdi2" [fs/btrfs/btrfs.ko] undefined! ERROR: "__ucmpdi2" [drivers/media/i2c/adv7842.ko] undefined! ERROR: "__ucmpdi2" [drivers/md/bcache/bcache.ko] undefined! ERROR: "__ucmpdi2" [drivers/iio/imu/inv_mpu6050/inv-mpu6050.ko] undefined! ERROR: "bad_dma_ops" [drivers/fpga/zynq-fpga.ko] undefined! --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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