On Fri, Apr 3, 2020 at 4:30 AM Robert Engels <reng...@ix.netcom.com> wrote: > > Sorry, got the versions wrong. Looks like the fix in 1.14.1 might need fixing.
See https://golang.org/issue/38023 and https://golang.org/issue/38070. Ian > On Apr 3, 2020, at 6:12 AM, Robert Engels <reng...@ix.netcom.com> wrote: > > > Which is a duplicate of https://github.com/golang/go/issues/37449 > so I would comment/reopen that issue as it appears either the fix was not > correct (unlikely since it works in 1.14) or that it wasn’t merged correctly > into 1.15 (likely). > > On Apr 3, 2020, at 12:20 AM, Pierre Durand <pierredur...@gmail.com> wrote: > > > The stack trace is identical to https://github.com/golang/go/issues/37777 > > Le jeudi 2 avril 2020 23:23:02 UTC+2, Robert Engels a écrit : >> >> Does your code use any unsafe or cgo? >> >> On Apr 2, 2020, at 11:38 AM, 'hamid...@live.com' via golang-nuts >> <golan...@googlegroups.com> wrote: >> >> >> Hi folks, >> >> An issue with the latest version of Go (1.14.1). My application panics when >> making concurrent http GET requests to another API. >> >> Unfortunately it's not possible to post the code here but it should be >> pretty straightforward to reproduce this. >> >> My application makes concurrent GET requests to another Go API at around 280 >> req/sec using goroutines. This application is supposed to make about 3 >> million requests to that API every day. We use the latest version of Go in >> our deployments (1.14.1 in this case), however this application panics after >> 10-120 minutes of running and unfortunately the running time is not quite >> deterministic. Rolling back to Go 1.13.5 fixes this issue. >> >> I have seen other github threads that refer to the same issue in older >> versions of Go, however this seems to have re-appeared again in 1.14.1. >> >> >> panic: runtime error: invalid memory address or nil pointer dereference >> [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x451cad] >> >> goroutine 646692 [running]: >> time.stopTimer(0xc00035fa48, 0x0) >> /usr/local/go/src/runtime/time.go:224 +0x2b >> time.(*Timer).Stop(...) >> /usr/local/go/src/time/sleep.go:78 >> net/http.(*http2ClientConn).roundTrip(0xc001e68780, 0xc001e8c900, 0x0, 0x0, >> 0x0, 0x0) >> /usr/local/go/src/net/http/h2_bundle.go:7480 +0x9f >> net/http.(*http2Transport).RoundTripOpt(0xc0001965a0, 0xc001e8c900, >> 0x9b3800, 0xc0001af080, 0xc000809770, 0x5) >> /usr/local/go/src/net/http/h2_bundle.go:6948 +0x16f >> net/http.(*http2Transport).RoundTrip(...) >> /usr/local/go/src/net/http/h2_bundle.go:6909 >> net/http.http2noDialH2RoundTripper.RoundTrip(0xc0001965a0, 0xc001e8c900, >> 0xb53460, 0xc0001965a0, 0x0) >> /usr/local/go/src/net/http/h2_bundle.go:9103 +0x3e >> net/http.(*Transport).roundTrip(0xf4e580, 0xc001e8c900, 0xc002c91e60, >> 0xc001080840, 0x40c7f8) >> /usr/local/go/src/net/http/transport.go:515 +0xd94 >> net/http.(*Transport).RoundTrip(0xf4e580, 0xc001e8c900, 0xf4e580, 0x0, 0x0) >> /usr/local/go/src/net/http/roundtrip.go:17 +0x35 >> net/http.send(0xc001e8c900, 0xb52420, 0xf4e580, 0x0, 0x0, 0x0, 0xc00073c2f8, >> 0xc00002a015, 0x1, 0x0) >> /usr/local/go/src/net/http/client.go:252 +0x43e >> net/http.(*Client).send(0xf58ba0, 0xc001e8c900, 0x0, 0x0, 0x0, 0xc00073c2f8, >> 0x0, 0x1, 0xc001e8c900) >> /usr/local/go/src/net/http/client.go:176 +0xfa >> net/http.(*Client).do(0xf58ba0, 0xc001e8c900, 0x0, 0x0, 0x0) >> /usr/local/go/src/net/http/client.go:699 +0x44a >> net/http.(*Client).Do(...) >> /usr/local/go/src/net/http/client.go:567 >> >> -- >> You received this message because you are subscribed to the Google Groups >> "golang-nuts" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to golan...@googlegroups.com. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/golang-nuts/91bf3382-8c71-481a-98e5-c9020dbd66b9%40googlegroups.com. > > -- > You received this message because you are subscribed to the Google Groups > "golang-nuts" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to golang-nuts+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/golang-nuts/b0969c35-f531-4172-9dbc-35b40d7b7de2%40googlegroups.com. > > -- > You received this message because you are subscribed to the Google Groups > "golang-nuts" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to golang-nuts+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/golang-nuts/92727133-0A55-4034-A81B-43D0B6BC7C69%40ix.netcom.com. > > -- > You received this message because you are subscribed to the Google Groups > "golang-nuts" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to golang-nuts+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/golang-nuts/F00C41F9-5B90-4F32-AC60-DED826CA9DB5%40ix.netcom.com. -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. 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