32 bit linux executable failing with Exec format error. Binary file not executable

Question

I built a 32 bit binary on linux 64 bit machine and trying to run.

It fails with error Exec format error. Binary file not executable.

./test

./test: Exec format error. Binary file not executable.



file test

test: ELF 32-bit LSB executable, Intel 80386, version 1 (SYSV), dynamically linked (uses shared libs), for GNU/Linux 2.6.32, BuildID[sha1]=b8710a266a084a5d6e8d63a585cc6824e382a5e6, not stripped

Machine details

uname -a

Linux den03cif 4.1.12-124.52.5.el7uek.x86_64 #2 SMP Wed Jul 21 14:58:50 PDT 2021 x86_64 x86_64 x86_64 GNU/Linux

Answer 1

I'm pretty sure its because your machine architecture is x86_64 but you are trying to run something that was meant for i386 architecture