runtime: mark TestGdbCoreCrashThreadBacktrace as flaky

This test exercises the SIGQUIT crash loop and managed to trigger the
race from #65138 at least once.

For #65138.
Fixes #64752.

Change-Id: I11091510aa7ae4f58b1d748e53df2e3e3dbfb323
Reviewed-on: https://go-review.googlesource.com/c/go/+/556356
Auto-Submit: Michael Pratt <mpratt@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Bryan Mills <bcmills@google.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>

diff --git a/src/runtime/runtime-gdb_unix_test.go b/src/runtime/runtime-gdb_unix_test.go
index a1f2401a6e4423ff11d434ba66e380ecc993c17c..8b602d13d97e4e30917695a8caee38fb7a20d96b 100644 (file)
--- a/src/runtime/runtime-gdb_unix_test.go
+++ b/src/runtime/runtime-gdb_unix_test.go
@@ -296,6 +296,8 @@ func TestGdbCoreCrashThreadBacktrace(t *testing.T) {
                t.Skip("Backtrace through signal handler only works on 386 and amd64")
        }
 
+       testenv.SkipFlaky(t, 65138)
+
        testenv.MustHaveCGO(t)
        checkGdbEnvironment(t)
        t.Parallel()