Andrii Nakryiko wrote: > On Wed, Dec 4, 2019 at 5:20 AM Eelco Chaudron <echaudro@xxxxxxxxxx> wrote: > > [...] > > > > PS: If I run the latest pahole (v1.15) on the .o files, I get the > > following libbpf error: “libbpf: Cannot find bpf_func_info for main > > program sec fexit/xdp_prog_simple. Ignore all bpf_func_info.” > > > > pahole is not supposed to be run on BPF object file. It's needed only > to do DWARF to BTF conversion for kernel itself. So never mind this > one. The NULL dereference, though, seems like a bug, I agree with > Yonghong. Really? I've been using pahole on BPF object files regularly mostly to test structures match up with kernel pahole output but its always worked on my side. Even pahole -j seems to work fine here.
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