Maintainers for libgcc-s1 are Debian GCC Maintainers <debian-gcc@lists.debian.org>.
You may want to refer to the following packages that are part of the same source: cpp-14, cpp-14-aarch64-linux-gnu, cpp-14-arm-linux-gnueabi, cpp-14-arm-linux-gnueabihf, cpp-14-for-build, cpp-14-for-host, cpp-14-i686-linux-gnu, cpp-14-mips64el-linux-gnuabi64, cpp-14-powerpc64le-linux-gnu, cpp-14-riscv64-linux-gnu, cpp-14-s390x-linux-gnu, cpp-14-x86-64-linux-gnu, g++-14, g++-14-aarch64-linux-gnu, g++-14-arm-linux-gnueabi, g++-14-arm-linux-gnueabihf, g++-14-for-build, g++-14-for-host, g++-14-i686-linux-gnu, g++-14-mips64el-linux-gnuabi64, g++-14-multilib, g++-14-powerpc64le-linux-gnu, g++-14-riscv64-linux-gnu, g++-14-s390x-linux-gnu, g++-14-x86-64-linux-gnu, gcc-14, gcc-14-aarch64-linux-gnu, gcc-14-arm-linux-gnueabi, gcc-14-arm-linux-gnueabihf, gcc-14-base, gcc-14-for-build, gcc-14-for-host, gcc-14-hppa64-linux-gnu, gcc-14-i686-linux-gnu, gcc-14-locales, gcc-14-mips64el-linux-gnuabi64, gcc-14-multilib, gcc-14-offload-amdgcn, gcc-14-offload-nvptx, gcc-14-plugin-dev, gcc-14-powerpc64le-linux-gnu, gcc-14-riscv64-linux-gnu, gcc-14-s390x-linux-gnu, gcc-14-source, gcc-14-test-results, gcc-14-x86-64-linux-gnu, gccgo-14, gccgo-14-aarch64-linux-gnu, gccgo-14-arm-linux-gnueabi, gccgo-14-arm-linux-gnueabihf, gccgo-14-for-build, gccgo-14-for-host, gccgo-14-i686-linux-gnu, gccgo-14-mips64el-linux-gnuabi64, gccgo-14-multilib, gccgo-14-powerpc64le-linux-gnu, gccgo-14-riscv64-linux-gnu, gccgo-14-s390x-linux-gnu, gccgo-14-x86-64-linux-gnu, gccrs-14, gccrs-14-aarch64-linux-gnu, gccrs-14-arm-linux-gnueabi, gccrs-14-arm-linux-gnueabihf, gccrs-14-for-build, gccrs-14-for-host, gccrs-14-i686-linux-gnu, gccrs-14-mips64el-linux-gnuabi64, gccrs-14-powerpc64le-linux-gnu, gccrs-14-riscv64-linux-gnu, gccrs-14-s390x-linux-gnu, gccrs-14-x86-64-linux-gnu, gdc-14, gdc-14-aarch64-linux-gnu, gdc-14-arm-linux-gnueabi, gdc-14-arm-linux-gnueabihf, gdc-14-for-build, gdc-14-for-host, gdc-14-i686-linux-gnu, gdc-14-mips64el-linux-gnuabi64, gdc-14-multilib, gdc-14-powerpc64le-linux-gnu, gdc-14-riscv64-linux-gnu, gdc-14-s390x-linux-gnu, gdc-14-x86-64-linux-gnu, gfortran-14, gfortran-14-aarch64-linux-gnu, gfortran-14-arm-linux-gnueabi, gfortran-14-arm-linux-gnueabihf, gfortran-14-for-build, gfortran-14-for-host, gfortran-14-i686-linux-gnu, gfortran-14-mips64el-linux-gnuabi64, gfortran-14-multilib, gfortran-14-powerpc64le-linux-gnu, gfortran-14-riscv64-linux-gnu, gfortran-14-s390x-linux-gnu, gfortran-14-x86-64-linux-gnu, gm2-14, gm2-14-aarch64-linux-gnu, gm2-14-arm-linux-gnueabi, gm2-14-arm-linux-gnueabihf, gm2-14-doc, gm2-14-for-build, gm2-14-for-host, gm2-14-i686-linux-gnu, gm2-14-mips64el-linux-gnuabi64, gm2-14-powerpc64le-linux-gnu, gm2-14-riscv64-linux-gnu, gm2-14-s390x-linux-gnu, gm2-14-x86-64-linux-gnu, gnat-14, gnat-14-aarch64-linux-gnu, gnat-14-arm-linux-gnueabi, gnat-14-arm-linux-gnueabihf, gnat-14-for-build, gnat-14-for-host, gnat-14-i686-linux-gnu, gnat-14-mips64el-linux-gnuabi64, gnat-14-powerpc64le-linux-gnu, gnat-14-riscv64-linux-gnu, gnat-14-s390x-linux-gnu, gnat-14-x86-64-linux-gnu, gobjc++-14, gobjc++-14-aarch64-linux-gnu, gobjc++-14-arm-linux-gnueabi, gobjc++-14-arm-linux-gnueabihf, gobjc++-14-for-build, gobjc++-14-for-host, gobjc++-14-i686-linux-gnu, gobjc++-14-mips64el-linux-gnuabi64, gobjc++-14-multilib, gobjc++-14-powerpc64le-linux-gnu, gobjc++-14-riscv64-linux-gnu, gobjc++-14-s390x-linux-gnu, gobjc++-14-x86-64-linux-gnu, gobjc-14, gobjc-14-aarch64-linux-gnu, gobjc-14-arm-linux-gnueabi, gobjc-14-arm-linux-gnueabihf, gobjc-14-for-build, gobjc-14-for-host, gobjc-14-i686-linux-gnu, gobjc-14-mips64el-linux-gnuabi64, gobjc-14-multilib, gobjc-14-powerpc64le-linux-gnu, gobjc-14-riscv64-linux-gnu, gobjc-14-s390x-linux-gnu, gobjc-14-x86-64-linux-gnu, lib32asan8, lib32atomic1, lib32gcc-14-dev, lib32gcc-s1, lib32gfortran-14-dev, lib32gfortran5, lib32go-14-dev, lib32go23, lib32gomp1, lib32gphobos-14-dev, lib32gphobos5, lib32itm1, lib32objc-14-dev, lib32objc4, lib32quadmath0, lib32stdc++-14-dev, lib32stdc++6, lib32stdc++6-14-dbg, lib32ubsan1, lib64asan8, lib64atomic1, lib64gcc-14-dev, lib64gcc-s1, lib64gfortran-14-dev, lib64gfortran5, lib64go-14-dev, lib64go23, lib64gomp1, lib64gphobos-14-dev, lib64gphobos5, lib64itm1, lib64objc-14-dev, lib64objc4, lib64quadmath0, lib64stdc++-14-dev, lib64stdc++6, lib64stdc++6-14-dbg, lib64ubsan1, libasan8, libatomic1, libcc1-0, libgcc-14-dev, libgccjit-14-dev, libgccjit-14-doc, libgccjit0, libgfortran-14-dev, libgfortran5, libgm2-14-dev, libgm2-19, libgnat-14, libgo-14-dev, libgo23, libgomp-plugin-amdgcn1, libgomp-plugin-nvptx1, libgomp1, libgphobos-14-dev, libgphobos5, libhwasan0, libitm1, liblsan0, libn32atomic1, libn32gcc-14-dev, libn32gcc-s1, libn32gfortran-14-dev, libn32gfortran5, libn32go-14-dev, libn32go23, libn32gomp1, libn32gphobos-14-dev, libn32gphobos5, libn32objc-14-dev, libn32objc4, libn32stdc++-14-dev, libn32stdc++6, libn32stdc++6-14-dbg, libobjc-14-dev, libobjc4, libquadmath0, libstdc++-14-dev, libstdc++-14-doc, libstdc++-14-pic, libstdc++6, libstdc++6-14-dbg, libtsan2, libubsan1, libx32asan8, libx32atomic1, libx32gcc-14-dev, libx32gcc-s1, libx32gfortran-14-dev, libx32gfortran5, libx32go-14-dev, libx32go23, libx32gomp1, libx32gphobos-14-dev, libx32gphobos5, libx32itm1, libx32objc-14-dev, libx32objc4, libx32quadmath0, libx32stdc++-14-dev, libx32stdc++6, libx32stdc++6-14-dbg, libx32ubsan1.
You might like to refer to the libgcc-s1 package page, to the Package Tracking System, or to the source package src:gcc-14's bug page.
If you find a bug not listed here, please report it.