On Tue, Jul 07, 2015 at 12:00:12AM -0400, Vince Weaver wrote: > > Well the BPF hack is in the fuzzer, not the kernel. And it's not really a > hack, it just turned out to be a huge pain to figure out how to > manually create a valid BPF program in conjunction with a valid kprobe > event.
You mean automatically generating valid bpf program? That's definitely hard. If you mean just few hardcoded programs then take them from samples or from test_bpf ? > I did have to sprinkle printks in the kprobe and bpf code to find out > where various EINVAL returns were coming from, so potentially this is just > a problem of printks happening where they shouldn't. I'll remove those > changes and try to reproduce this tomorrow. could you please elaborate on this further. Which EINVALs you talking about? -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/