time: race in Now #4622
Description
by trolleriprofessorn:
What steps will reproduce the problem? Run http://play.golang.org/p/a44Qi91zCe with "go run -race". What do you see? ================== WARNING: DATA RACE Write by goroutine 0: time.initLocal() /home/sni/go/src/pkg/time/zoneinfo_unix.go:49 +0x128 sync.(*Once).Do() /home/sni/go/src/pkg/sync/once.go:40 +0x8d time.(*Location).get() /home/sni/go/src/pkg/time/zoneinfo.go:69 +0x70 time.(*Location).lookup() /home/sni/go/src/pkg/time/zoneinfo.go:102 +0x4c time.Time.locabs() /home/sni/go/src/pkg/time/time.go:274 +0x179 time.Time.Format() /home/sni/go/src/pkg/time/format.go:379 +0x60 time.Time.String() /home/sni/go/src/pkg/time/format.go:366 +0x58 time.(*Time).String() /home/sni/go/src/pkg/time/format.go:0 +0xc7 fmt.(*pp).handleMethods() /home/sni/go/src/pkg/fmt/print.go:712 +0x51a fmt.(*pp).printField() /home/sni/go/src/pkg/fmt/print.go:803 +0x5b2 fmt.(*pp).doPrint() /home/sni/go/src/pkg/fmt/print.go:1134 +0x2d9 fmt.Fprintln() /home/sni/go/src/pkg/fmt/print.go:279 +0x96 fmt.Println() /home/sni/go/src/pkg/fmt/print.go:289 +0xaa main.main() /home/sni/Nada/Pallinda/raceTime.go:10 +0x188 runtime.main() /home/sni/go/src/pkg/runtime/proc.c:248 +0x91 Previous read by goroutine 2: time.Time.locabs() /home/sni/go/src/pkg/time/time.go:270 +0x9a time.Time.Format() /home/sni/go/src/pkg/time/format.go:379 +0x60 time.Time.String() /home/sni/go/src/pkg/time/format.go:366 +0x58 time.(*Time).String() /home/sni/go/src/pkg/time/format.go:0 +0xc7 fmt.(*pp).handleMethods() /home/sni/go/src/pkg/fmt/print.go:712 +0x51a fmt.(*pp).printField() /home/sni/go/src/pkg/fmt/print.go:803 +0x5b2 fmt.(*pp).doPrint() /home/sni/go/src/pkg/fmt/print.go:1134 +0x2d9 fmt.Fprintln() /home/sni/go/src/pkg/fmt/print.go:279 +0x96 fmt.Println() /home/sni/go/src/pkg/fmt/print.go:289 +0xaa Goroutine 2 (running) created at: main.main() /raceTime.go:9 +0xef runtime.main() /go/src/pkg/runtime/proc.c:248 +0x91 ================== 2013-01-06 13:52:56.109210367 +0100 CET 2013-01-06 13:52:56.109020365 +0100 CET Found 1 data race(s) exit status 66 Which version are you using? (run 'go version') go version devel +28ee66c9003f Sat Jan 05 21:15:51 2013 +1100 linux/amd64