diff options
| -rw-r--r-- | src/runtime/time.go | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/runtime/time.go b/src/runtime/time.go index fdb5066b24..ec3eae9cca 100644 --- a/src/runtime/time.go +++ b/src/runtime/time.go @@ -594,8 +594,14 @@ func moveTimers(pp *p, timers []*timer) { for { switch s := atomic.Load(&t.status); s { case timerWaiting: + if !atomic.Cas(&t.status, s, timerMoving) { + continue + } t.pp = 0 doaddtimer(pp, t) + if !atomic.Cas(&t.status, timerMoving, timerWaiting) { + badTimer() + } break loop case timerModifiedEarlier, timerModifiedLater: if !atomic.Cas(&t.status, s, timerMoving) { |