.tmp_vmlinux.kallsyms1.syms and .tmp_vmlinux.kallsyms2.syms are created by scripts/mksysmap from .tmp_vmlinux.kallsyms1 and .tmp_vmlinux.kallsyms2. .tmp_vmlinux.kallsyms1.syms and .tmp_vmlinux.kallsyms2.syms are used to produce .tmp_vmlinux.kallsyms1.S and .tmp_vmlinux.kallsyms2.S.