Sig 11 is SIGSEGV - boundary violation. It signifies an out-of-bounds access which in turn suggests a hardware fault (usually RAM or processor) or attempting to run code on the wrong architecture.
On the whole a Splunk installation is self-contained enough that it is dependent only on the right minimum kernel version, all substantial support libraries being statically linked or packaged locally with it. That said, I don't think it is certified to run on Fedora.
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