On Wed, Aug 24, 2022 at 03:43:26PM +0100, Jean-Philippe Brucker wrote:
> Rajesh reports [1] that the test_align BPF selftest is broken in
> 5.4.210. Three patches were added since 5.4.209:
>
> (A) 7c1134c7da99 ("bpf: Verifer, adjust_scalar_min_max_vals to always call update_reg_bounds()")
> (B) 6a9b3f0f3bad ("selftests/bpf: Fix test_align verifier log patterns")
> (C) 6098562ed9df ("selftests/bpf: Fix "dubious pointer arithmetic" test")
>
> (A) fixes an issue in the BPF verifier, which changes the verifier trace
> output. (B) fixes those trace changes in the selftests.
>
> Unfortunately (B) also address changes to the verifier output from other
> patches that weren't backported to v5.4, so the test now fails.
> (C) also addresses a different verifier change that is not in v5.4.
>
> Therefore revert (C), and partially revert (B).
>
> [1] https://lore.kernel.org/all/CAPXMrf-C5XEUfOJd3GCtgtHOkc8DxDGbLxE5=GFmr+Py0zKxJA@xxxxxxxxxxxxxx/
>
> Jean-Philippe Brucker (2):
> Revert "selftests/bpf: Fix "dubious pointer arithmetic" test"
> Revert "selftests/bpf: Fix test_align verifier log patterns"
>
> tools/testing/selftests/bpf/test_align.c | 14 +++++++-------
> 1 file changed, 7 insertions(+), 7 deletions(-)
>
> --
> 2.37.1
>
Now queued up, thanks.
greg k-h
