While technically compatible will (depending on the CPU) hopefully fail later with a cryptic error:
qemu: Unexpected FPU mode Provide an earlier hint of what the problem might be by detecting if the binary might not be using the n32 ABI and print a warning. Signed-off-by: Carlo Marcelo Arenas Belón <care...@gmail.com> --- linux-user/elfload.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/linux-user/elfload.c b/linux-user/elfload.c index fe9dfe795d..64c3921cd9 100644 --- a/linux-user/elfload.c +++ b/linux-user/elfload.c @@ -2390,6 +2390,13 @@ static void load_elf_image(const char *image_name, int image_fd, if (!elf_check_ehdr(ehdr)) { goto exit_errmsg; } +#ifdef TARGET_ABI_MIPSN32 +/* from arch/mips/include/asm/elf.h */ +#define EF_MIPS_ABI2 0x00000020 + if (!(ehdr->e_flags & EF_MIPS_ABI2)) { + fprintf(stderr, "warning: ELF binary missing n32 flag\n"); + } +#endif i = ehdr->e_phnum * sizeof(struct elf_phdr); if (ehdr->e_phoff + i <= BPRM_BUF_SIZE) { -- 2.28.0.213.gdd9653da77