reproduce:
        # https://git.kernel.org/pub/scm/linux/kernel/git/alarsson/linux-sparc.git/commit/?id=0f1991949d9bd5cf6d4e1c490b7e9ba2d2d56d7f
        git remote add alarsson-sparc https://git.kernel.org/pub/scm/linux/kernel/git/alarsson/linux-sparc.git
        git fetch --no-tags alarsson-sparc for-next
        git checkout 0f1991949d9bd5cf6d4e1c490b7e9ba2d2d56d7f
        # choose either of the following two methods to reproduce the issue
        # 1. reproduce by kismet
           # install kmax per https://github.com/paulgazz/kmax/blob/master/README.md
           kismet --linux-ksrc=linux --selectees CONFIG_FONT_SUN8x16 --selectors CONFIG_EARLYFB -a=sparc64
        # 2. reproduce by make
           cd linux
           # download the config file from the "config:" link in the report, and save it as .config
           make ARCH=sparc64 olddefconfig