Recursive local call causes uBPF JIT to crash

iovisor / ubpf

Userspace eBPF VM

Apache License 2.0

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Closed Alan-Jowett closed 4 months ago

Alan-Jowett commented 4 months ago

The following instruction sequence causes uBPF to crash in JIT mode

call local 0x0
jgt %r0, %r0, +0
exit
exit
exit

Alan-Jowett commented 4 months ago

Fixed