Eduard Zingerman <eddyz87@xxxxxxxxx> writes: > On Thu, 2025-02-20 at 17:05 -0800, Stephen Brennan wrote: > > [...] > >> Thank you for the testing (and the review). I haven't yet been able to >> reproduce this. But I see you're using clang. I'll spend the morning >> building & running selftests with clang to see whether that is the >> issue. > > Right, should have pointed that out in the email. > Clang version is 19.1.7. > Just tried with gcc, and `./test_progs -n 1` indeed works. > Then re-tried with clang, same result as yesterday, test fails. So I've set-up a Fedora 41 environment with the same clang version, and the plot thickens, at least for me. I haven't even gotten to the BPF self-tests, because clang is giving other duplicate variables! (To get these values, I uncommented the error return from my pahole patch)