In the latest release (0.18.1) the i386 tests don't crash anymore, but some of them do fail:
https://buildd.debian.org/status/fetch.php?pkg=falcosecurity-libs&arch=i386&ver=0.18.1-1&stamp=1727846180&raw=0 Upstream is aware: https://github.com/falcosecurity/libs/issues/1203#issuecomment-2387744464