Open
Description
What version of Go are you using (go version)?
$ go version go version go1.19.5 linux/amd64
Does this issue reproduce with the latest release?
Yes
What operating system and processor architecture are you using (go env)?
go env Output
$ go env GO111MODULE="" GOARCH="amd64" GOBIN="" GOCACHE="/root/.cache/go-build" GOENV="/root/.config/go/env" GOEXE="" GOEXPERIMENT="" GOFLAGS="" GOHOSTARCH="amd64" GOHOSTOS="linux" GOINSECURE="" GOMODCACHE="/go/pkg/mod" GONOPROXY="" GONOSUMDB="" GOOS="linux" GOPATH="/go" GOPRIVATE="" GOPROXY="https://proxy.golang.org,direct" GOROOT="/usr/local/go" GOSUMDB="sum.golang.org" GOTMPDIR="" GOTOOLDIR="/usr/local/go/pkg/tool/linux_amd64" GOVCS="" GOVERSION="go1.19.5" GCCGO="gccgo" GOAMD64="v1" AR="ar" CC="gcc" CXX="g++" CGO_ENABLED="1" GOMOD="/dev/null" GOWORK="" CGO_CFLAGS="-g -O2" CGO_CPPFLAGS="" CGO_CXXFLAGS="-g -O2" CGO_FFLAGS="-g -O2" CGO_LDFLAGS="-g -O2" PKG_CONFIG="pkg-config" GOGCCFLAGS="-fPIC -m64 -pthread -fno-caret-diagnostics -Qunused-arguments -Wl,--no-gc-sections -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build1132651924=/tmp/go-build -gno-record-gcc-switches"
What did you do?
Calling golang.org/x/net/http2.transportResponseBody.Close sometimes results in
panic: flow control update exceeds maximum window size
goroutine 242605551 [running]:
golang.org/x/net/http2.(*inflow).add(...)
/go-tmp/src/github.com/monzo/wearedev/vendor/golang.org/x/net/http2/flow.go:42
golang.org/x/net/http2.transportResponseBody.Close({0x13b6580?})
/go-tmp/src/github.com/monzo/wearedev/vendor/golang.org/x/net/http2/transport.go:2562 +0x298
I can see this panic was recently added here.
What did you expect to see?
An error to be returned.
What did you see instead?
A panic.