Commit 34f0677e authored by Andrii Nakryiko's avatar Andrii Nakryiko Committed by Alexei Starovoitov

bpf: fix precision propagation verbose logging

Fix wrong order of frame index vs register/slot index in precision
propagation verbose (level 2) output. It's wrong and very confusing as is.

Fixes: 529409ea ("bpf: propagate precision across all frames, not just the last one")
Signed-off-by: default avatarAndrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/r/20230313184017.4083374-1-andrii@kernel.orgSigned-off-by: default avatarAlexei Starovoitov <ast@kernel.org>
parent 49b5300f
......@@ -15068,7 +15068,7 @@ static int propagate_precision(struct bpf_verifier_env *env,
!(state_reg->live & REG_LIVE_READ))
continue;
if (env->log.level & BPF_LOG_LEVEL2)
verbose(env, "frame %d: propagating r%d\n", i, fr);
verbose(env, "frame %d: propagating r%d\n", fr, i);
err = mark_chain_precision_frame(env, fr, i);
if (err < 0)
return err;
......@@ -15084,7 +15084,7 @@ static int propagate_precision(struct bpf_verifier_env *env,
continue;
if (env->log.level & BPF_LOG_LEVEL2)
verbose(env, "frame %d: propagating fp%d\n",
(-i - 1) * BPF_REG_SIZE, fr);
fr, (-i - 1) * BPF_REG_SIZE);
err = mark_chain_precision_stack_frame(env, fr, i);
if (err < 0)
return err;
......
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