fix: musl crash

.dockerignore

@@ -12,3 +12,4 @@
 !build-static.sh
 !app.tar
 !app_checksum.txt
+!*.patch

0001-fix-musl-crash.patch

@@ -0,0 +1,13 @@
+diff --git a/src/runtime/cgo/gcc_stack_unix.c b/src/runtime/cgo/gcc_stack_unix.c
+index 884281dc15..d80e017b89 100644
+--- a/src/runtime/cgo/gcc_stack_unix.c
++++ b/src/runtime/cgo/gcc_stack_unix.c
+@@ -21,7 +21,7 @@ x_cgo_getstackbound(uintptr bounds[2])
+ 	// Needed before pthread_getattr_np, too, since before glibc 2.32
+ 	// it did not call pthread_attr_init in all cases (see #65625).
+ 	pthread_attr_init(&attr);
+-#if defined(__GLIBC__) || (defined(__sun) && !defined(__illumos__))
++#if 1
+ 	// pthread_getattr_np is a GNU extension supported in glibc.
+ 	// Solaris is not glibc but does support pthread_getattr_np
+ 	// (and the fallback doesn't work...). Illumos does not.

alpine.Dockerfile

@@ -75,11 +75,9 @@ RUN apk add --no-cache --virtual .build-deps \
 WORKDIR /
 RUN git clone https://go.googlesource.com/go goroot
 WORKDIR /goroot
-# Revert https://github.com/golang/go/commit/3560cf0afb3c29300a6c88ccd98256949ca7a6f6 to prevent the crash with musl
-RUN git config --global user.email "build@example.com" && \
-	git config --global user.name "Build" && \
-	git checkout "$(go env GOVERSION)" && \
-	git revert 3560cf0afb3c29300a6c88ccd98256949ca7a6f6
+COPY 0001-fix-musl-crash.patch .
+RUN	git checkout "$(go env GOVERSION)" && \
+	git apply 0001-fix-musl-crash.patch
 WORKDIR /goroot/src
 ENV GOHOSTARCH="$TARGETARCH"
 RUN ./make.bash

static-builder.Dockerfile

@@ -74,11 +74,9 @@ RUN apk update; \
 WORKDIR /
 RUN git clone https://go.googlesource.com/go goroot
 WORKDIR /goroot
-# Revert https://github.com/golang/go/commit/3560cf0afb3c29300a6c88ccd98256949ca7a6f6 to prevent the crash with musl
-RUN git config --global user.email "build@example.com" && \
-	git config --global user.name "Build" && \
-	git checkout "$(go env GOVERSION)" && \
-	git revert 3560cf0afb3c29300a6c88ccd98256949ca7a6f6
+COPY 0001-fix-musl-crash.patch .
+RUN	git checkout "$(go env GOVERSION)" && \
+	git apply 0001-fix-musl-crash.patch
 WORKDIR /goroot/src
 ENV GOHOSTARCH="$TARGETARCH"
 RUN ./make.bash