cmd/compile: internal compiler error: unexpected Interface for <nil> while building Kubernetes #30430
Description
What version of Go are you using (go version)?
$ go version go version devel +4a91d55 Wed Feb 27 04:34:51 2019 +0000 linux/ppc64le
Does this issue reproduce with the latest release?
What operating system and processor architecture are you using (go env)?
go env Output
$ go env GOARCH="ppc64le" GOBIN="" GOCACHE="/root/.cache/go-build" GOEXE="" GOFLAGS="" GOHOSTARCH="ppc64le" GOHOSTOS="linux" GOOS="linux" GOPATH="/go/containerd_ws" GOPROXY="" GORACE="" GOROOT="/usr/local/go" GOTMPDIR="" GOTOOLDIR="/usr/local/go/pkg/tool/linux_ppc64le" GCCGO="gccgo" CC="gcc" CXX="g++" CGO_ENABLED="1" GOMOD="" CGO_CFLAGS="-g -O2" CGO_CPPFLAGS="" CGO_CXXFLAGS="-g -O2" CGO_FFLAGS="-g -O2" CGO_LDFLAGS="-g -O2" PKG_CONFIG="pkg-config" GOGCCFLAGS="-fPIC -pthread -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build637435105=/tmp/go-build -gno-record-gcc-switches"
What did you do?
git clone https://github.com/kubernetes/kubernetes.git
make all
What did you expect to see?
build should be successful
What did you see instead?
+++ [0227 10:25:19] Building go targets for linux/ppc64le:
./vendor/k8s.io/code-generator/cmd/deepcopy-gen
+++ [0227 10:25:28] Building go targets for linux/ppc64le:
./vendor/k8s.io/code-generator/cmd/defaulter-gen
+++ [0227 10:25:34] Building go targets for linux/ppc64le:
./vendor/k8s.io/code-generator/cmd/conversion-gen
+++ [0227 10:25:46] Building go targets for linux/ppc64le:
./vendor/k8s.io/kube-openapi/cmd/openapi-gen
2019/02/27 10:25:54 Code for OpenAPI definitions generated
+++ [0227 10:25:55] Building go targets for linux/ppc64le:
./vendor/github.com/jteeuwen/go-bindata/go-bindata
+++ [0227 10:25:56] Building go targets for linux/ppc64le:
cmd/kube-proxy
cmd/kube-apiserver
cmd/kube-controller-manager
cmd/cloud-controller-manager
cmd/kubelet
cmd/kubeadm
cmd/hyperkube
cmd/kube-scheduler
vendor/k8s.io/apiextensions-apiserver
cluster/gce/gci/mounter
cmd/kubectl
cmd/gendocs
cmd/genkubedocs
cmd/genman
cmd/genyaml
cmd/genswaggertypedocs
cmd/linkcheck
vendor/github.com/onsi/ginkgo/ginkgo
test/e2e/e2e.test
cmd/kubemark
vendor/github.com/onsi/ginkgo/ginkgo
test/e2e_node/e2e_node.test
# k8s.io/kubernetes/vendor/k8s.io/apiextensions-apiserver
/usr/local/go/pkg/tool/linux_ppc64le/link: running gcc failed: fork/exec /usr/bin/gcc: cannot allocate memory
# k8s.io/kubernetes/cmd/kubelet
/usr/local/go/pkg/tool/linux_ppc64le/link: running gcc failed: fork/exec /usr/bin/gcc: cannot allocate memory
# k8s.io/kubernetes/cmd/genyaml
/usr/local/go/pkg/tool/linux_ppc64le/link: running gcc failed: fork/exec /usr/bin/gcc: cannot allocate memory
# k8s.io/kubernetes/cmd/hyperkube
fatal error: runtime: out of memory
runtime stack:
runtime.throw(0x279be3, 0x16)
/usr/local/go/src/runtime/panic.go:627 +0x5c
runtime.sysMap(0xc068000000, 0x8000000, 0x466a18)
/usr/local/go/src/runtime/mem_linux.go:170 +0xcc
runtime.(*mheap).sysAlloc(0x448d20, 0x6e80000, 0x448d30, 0x3740)
/usr/local/go/src/runtime/malloc.go:633 +0x194
runtime.(*mheap).grow(0x448d20, 0x3740, 0x0)
/usr/local/go/src/runtime/mheap.go:1232 +0x3c
runtime.(*mheap).allocSpanLocked(0x448d20, 0x3740, 0x466a28, 0xc000000100)
/usr/local/go/src/runtime/mheap.go:1150 +0x3fc
runtime.(*mheap).alloc_m(0x448d20, 0x3740, 0x320100, 0x448d28)
/usr/local/go/src/runtime/mheap.go:977 +0xb0
runtime.(*mheap).alloc.func1()
/usr/local/go/src/runtime/mheap.go:1048 +0x4c
runtime.systemstack(0xc000863ee8)
/usr/local/go/src/runtime/asm_ppc64x.s:286 +0xd4
runtime.(*mheap).alloc(0x448d20, 0x3740, 0x10100, 0x3fff774100d8)
/usr/local/go/src/runtime/mheap.go:1047 +0x7c
runtime.largeAlloc(0x6e80000, 0x230001, 0x3fff73270ab8)
/usr/local/go/src/runtime/malloc.go:1055 +0x94
runtime.mallocgc.func1()
/usr/local/go/src/runtime/malloc.go:950 +0x48
runtime.systemstack(0x40500)
/usr/local/go/src/runtime/asm_ppc64x.s:260 +0x94
runtime.mstart()
/usr/local/go/src/runtime/proc.go:1153
goroutine 1 [running]:
runtime.systemstack_switch()
/usr/local/go/src/runtime/asm_ppc64x.s:207 +0x10 fp=0xc000822698 sp=0xc000822678 pc=0x66ca0
runtime.mallocgc(0x6e80000, 0x24ba80, 0xc06461e401, 0x271a02)
/usr/local/go/src/runtime/malloc.go:949 +0x868 fp=0xc000822758 sp=0xc000822698 pc=0x1af28
runtime.newarray(0x24ba80, 0x88000, 0xae)
/usr/local/go/src/runtime/malloc.go:1085 +0x88 fp=0xc000822798 sp=0xc000822758 pc=0x1b348
runtime.makeBucketArray(0x230e20, 0x13, 0x0, 0xc06461e460, 0xc06461e460)
/usr/local/go/src/runtime/map.go:364 +0x1b4 fp=0xc0008227e0 sp=0xc000822798 pc=0x1c394
runtime.hashGrow(0x230e20, 0xc0000846f0)
/usr/local/go/src/runtime/map.go:1035 +0x9c fp=0xc000822840 sp=0xc0008227e0 pc=0x1e0dc
runtime.mapassign_faststr(0x230e20, 0xc0000846f0, 0xc06461e460, 0xd5, 0x4665e0)
/usr/local/go/src/runtime/map_faststr.go:272 +0x138 fp=0xc0008228b8 sp=0xc000822840 pc=0x21978
cmd/link/internal/sym.(*Symbols).Lookup(0xc00008e0f0, 0xc06461e460, 0xd5, 0x0, 0xc0644663a0)
/usr/local/go/src/cmd/link/internal/sym/symbols.go:79 +0x160 fp=0xc000822948 sp=0xc0008228b8 pc=0xfb3c0
cmd/link/internal/objfile.(*objReader).readRef(0xc000822cd0)
/usr/local/go/src/cmd/link/internal/objfile/objfile.go:395 +0xc8 fp=0xc000822a40 sp=0xc000822948 pc=0x131a48
cmd/link/internal/objfile.(*objReader).loadObjFile(0xc000822cd0)
/usr/local/go/src/cmd/link/internal/objfile/objfile.go:110 +0x26c fp=0xc000822be8 sp=0xc000822a40 pc=0x12f4dc
cmd/link/internal/objfile.Load(0x434d80, 0xc00008e0f0, 0xc017353760, 0xc03d0c9e10, 0x16709, 0xc0645f1b80, 0x97)
/usr/local/go/src/cmd/link/internal/objfile/objfile.go:70 +0x18c fp=0xc000822de8 sp=0xc000822be8 pc=0x12f0dc
cmd/link/internal/ld.ldobj(0xc0006ac000, 0xc017353760, 0xc03d0c9e10, 0x16797, 0xc0645f1b80, 0x97, 0xc00075c49d, 0x8f, 0x0)
/usr/local/go/src/cmd/link/internal/ld/lib.go:1659 +0x96c fp=0xc000822f98 sp=0xc000822de8 pc=0x1883fc
cmd/link/internal/ld.loadobjfile(0xc0006ac000, 0xc03d0c9e10)
/usr/local/go/src/cmd/link/internal/ld/lib.go:889 +0x380 fp=0xc000823140 sp=0xc000822f98 pc=0x182230
cmd/link/internal/ld.(*Link).loadlib(0xc0006ac000)
/usr/local/go/src/cmd/link/internal/ld/lib.go:381 +0x170 fp=0xc000823350 sp=0xc000823140 pc=0x17ef20
cmd/link/internal/ld.Main(0x434d80, 0x10, 0x20, 0x1, 0x1, 0x41, 0x2763cb, 0x10, 0x271c44, 0x3, ...)
/usr/local/go/src/cmd/link/internal/ld/main.go:207 +0xb24 fp=0xc0008234d0 sp=0xc000823350 pc=0x197804
main.main()
/usr/local/go/src/cmd/link/main.go:65 +0x238 fp=0xc000823f68 sp=0xc0008234d0 pc=0x1f66e8
runtime.main()
/usr/local/go/src/runtime/proc.go:200 +0x24c fp=0xc000823fc0 sp=0xc000823f68 pc=0x3d58c
runtime.goexit()
/usr/local/go/src/runtime/asm_ppc64x.s:857 +0x4 fp=0xc000823fc0 sp=0xc000823fc0 pc=0x69224
/usr/local/go/pkg/tool/linux_ppc64le/link: signal: killed
/usr/local/go/pkg/tool/linux_ppc64le/link: signal: killed
# k8s.io/kubernetes/cmd/kubemark
/usr/local/go/pkg/tool/linux_ppc64le/link: running gcc failed: fork/exec /usr/bin/gcc: cannot allocate memory
!!! [0227 10:29:56] Call tree:
!!! [0227 10:29:56] 1: /go/containerd_ws/src/github.com/k8s.io/kubernetes/hack/lib/golang.sh:624 kube::golang::build_some_binaries(...)
!!! [0227 10:29:56] 2: /go/containerd_ws/src/github.com/k8s.io/kubernetes/hack/lib/golang.sh:758 kube::golang::build_binaries_for_platform(...)
!!! [0227 10:29:56] 3: hack/make-rules/build.sh:27 kube::golang::build_binaries(...)
!!! [0227 10:29:56] Call tree:
!!! [0227 10:29:56] 1: hack/make-rules/build.sh:27 kube::golang::build_binaries(...)
!!! [0227 10:29:56] Call tree:
!!! [0227 10:29:56] 1: hack/make-rules/build.sh:27 kube::golang::build_binaries(...)
Makefile:92: recipe for target 'all' failed
make: *** [all] Error 1
looks like the commit 6fa7669 introduced the issue.