4 files changed, 35 insertions, 0 deletions
diff --git a/pkg/bisect/bisect.go b/pkg/bisect/bisect.go
index 4fbeeec4f..1f3d8ea61 100644
--- a/pkg/bisect/bisect.go
+++ b/pkg/bisect/bisect.go
@@ -71,6 +71,7 @@ const NumTests = 10 // number of tests we do per commit
 //    - Commit is nil
 //    - NoopChange is set if the commit did not cause any change in the kernel binary
 //      (bisection result it most likely wrong)
+//    - Bisected to a release commit
 //  - if bisection is inconclusive, range of potential cause/fix commits in Commits
 //    - report is nil in such case
 //    - Commit is nil
@@ -83,6 +84,7 @@ type Result struct {
 	Report     *report.Report
 	Commit     *vcs.Commit
 	NoopChange bool
+	IsRelease  bool
 }
 
 // Run does the bisection and returns either the Result,
@@ -221,6 +223,11 @@ func (env *env) bisect() (*Result, error) {
 	}
 	if len(commits) == 1 {
 		com := commits[0]
+		isRelease, err := env.bisecter.IsRelease(com.Hash)
+		if err != nil {
+			env.log("failed to detect release: %v", err)
+		}
+		res.IsRelease = isRelease
 		if testRes := results[com.Hash]; testRes != nil {
 			res.Report = testRes.rep
 			if testRes.kernelSign != "" && len(com.Parents) == 1 {
diff --git a/pkg/bisect/bisect_test.go b/pkg/bisect/bisect_test.go
index 01dbfd44e..56e5e5ccb 100644
--- a/pkg/bisect/bisect_test.go
+++ b/pkg/bisect/bisect_test.go
@@ -127,6 +127,7 @@ type BisectionTest struct {
 	expectErr    bool
 	expectRep    bool
 	noopChange   bool
+	isRelease    bool
 	commitLen    int
 	oldestLatest int
 	// input and output
@@ -177,6 +178,7 @@ func TestBisectionResults(t *testing.T) {
 			startCommit: 400,
 			commitLen:   1,
 			culprit:     500,
+			isRelease:   true,
 		},
 		// Tests that fix bisection returns error when crash does not reproduce
 		// on the original commit.
@@ -254,6 +256,7 @@ func TestBisectionResults(t *testing.T) {
 			sameBinaryStart: 405,
 			sameBinaryEnd:   500,
 			noopChange:      true,
+			isRelease:       true,
 		},
 		{
 			name:            "cause-same-binary-release2",
@@ -285,6 +288,14 @@ func TestBisectionResults(t *testing.T) {
 			sameBinaryEnd:   905,
 			noopChange:      true,
 		},
+		{
+			name:        "fix-release",
+			fix:         true,
+			startCommit: 400,
+			commitLen:   1,
+			culprit:     900,
+			isRelease:   true,
+		},
 	}
 	for _, test := range tests {
 		test := test
@@ -328,6 +339,9 @@ func TestBisectionResults(t *testing.T) {
 			if res.NoopChange != test.noopChange {
 				t.Fatalf("got noop change: %v, want: %v", res.NoopChange, test.noopChange)
 			}
+			if res.IsRelease != test.isRelease {
+				t.Fatalf("got release change: %v, want: %v", res.IsRelease, test.isRelease)
+			}
 			if test.oldestLatest != 0 && fmt.Sprint(test.oldestLatest) != res.Commit.Title ||
 				test.oldestLatest == 0 && res.Commit != nil {
 				t.Fatalf("expected latest/oldest: %v got '%v'",
diff --git a/pkg/vcs/git.go b/pkg/vcs/git.go
index 5a6de4b3f..a42f12edc 100644
--- a/pkg/vcs/git.go
+++ b/pkg/vcs/git.go
@@ -476,3 +476,15 @@ func (git *git) previousReleaseTags(commit string, self bool) ([]string, error)
 	tags = append(tags, tags1...)
 	return tags, nil
 }
+
+func (git *git) IsRelease(commit string) (bool, error) {
+	tags1, err := git.previousReleaseTags(commit, true)
+	if err != nil {
+		return false, err
+	}
+	tags2, err := git.previousReleaseTags(commit, false)
+	if err != nil {
+		return false, err
+	}
+	return len(tags1) != len(tags2), nil
+}
diff --git a/pkg/vcs/vcs.go b/pkg/vcs/vcs.go
index 777f0f7e7..ea4e1d0ad 100644
--- a/pkg/vcs/vcs.go
+++ b/pkg/vcs/vcs.go
@@ -64,6 +64,8 @@ type Bisecter interface {
 	// PreviousReleaseTags returns list of preceding release tags that are reachable from the given commit.
 	PreviousReleaseTags(commit string) ([]string, error)
 
+	IsRelease(commit string) (bool, error)
+
 	EnvForCommit(binDir, commit string, kernelConfig []byte) (*BisectEnv, error)
 }