Messages in this thread | | | Date | Sat, 30 Nov 2019 17:31:30 +0800 | From | kbuild test robot <> | Subject | stacktrace.c:undefined reference to `save_stack_trace' |
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Hi Chenwandun,
It's probably a bug fix that unveils the link errors.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 81b6b96475ac7a4ebfceae9f16fb3758327adbfe commit: 68acde7629d75d460760a3124c52f358eecc6d26 drm/dp_mst: fix gcc compile error date: 4 weeks ago config: m68k-allmodconfig (attached as .config) compiler: m68k-linux-gcc (GCC) 7.4.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout 68acde7629d75d460760a3124c52f358eecc6d26 # save the attached .config to linux build tree GCC_VERSION=7.4.0 make.cross ARCH=m68k
If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
kernel/stacktrace.o: In function `stack_trace_save': >> stacktrace.c:(.text+0x120): undefined reference to `save_stack_trace'
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