reproduce (this is a W=1 build):
        git checkout 0abff462d802a352c87b7f5e71b442b09bf9cfff
        b4 shazam https://lore.kernel.org/r/20250206105435.2159977-19-memxor@gmail.com
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=i386 olddefconfig
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash kernel/locking/