go.mod,wgengine/netstack: bump gvisor

Updates #8043

Signed-off-by: James Tucker <james@tailscale.com>

.github/workflows/codeql-analysis.yml

@@ -47,6 +47,12 @@ jobs:
     - name: Checkout repository
       uses: actions/checkout@v4
 
+    # Install a more recent Go that understands modern go.mod content.
+    - name: Install Go
+      uses: actions/setup-go@v4
+      with:
+        go-version-file: go.mod
+
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
       uses: github/codeql-action/init@v2

cmd/tailscaled/depaware.txt

@@ -193,13 +193,13 @@ tailscale.com/cmd/tailscaled dependencies: (generated by github.com/tailscale/de
      💣 gvisor.dev/gvisor/pkg/sync/locking                           from gvisor.dev/gvisor/pkg/tcpip/stack
         gvisor.dev/gvisor/pkg/tcpip                                  from gvisor.dev/gvisor/pkg/tcpip/header+
         gvisor.dev/gvisor/pkg/tcpip/adapters/gonet                   from tailscale.com/wgengine/netstack
-        gvisor.dev/gvisor/pkg/tcpip/checksum                         from gvisor.dev/gvisor/pkg/buffer+
+     💣 gvisor.dev/gvisor/pkg/tcpip/checksum                         from gvisor.dev/gvisor/pkg/buffer+
         gvisor.dev/gvisor/pkg/tcpip/hash/jenkins                     from gvisor.dev/gvisor/pkg/tcpip/stack+
         gvisor.dev/gvisor/pkg/tcpip/header                           from gvisor.dev/gvisor/pkg/tcpip/header/parse+
         gvisor.dev/gvisor/pkg/tcpip/header/parse                     from gvisor.dev/gvisor/pkg/tcpip/network/ipv4+
         gvisor.dev/gvisor/pkg/tcpip/internal/tcp                     from gvisor.dev/gvisor/pkg/tcpip/stack+
         gvisor.dev/gvisor/pkg/tcpip/link/channel                     from tailscale.com/wgengine/netstack
-        gvisor.dev/gvisor/pkg/tcpip/network/hash                     from gvisor.dev/gvisor/pkg/tcpip/network/ipv4+
+        gvisor.dev/gvisor/pkg/tcpip/network/hash                     from gvisor.dev/gvisor/pkg/tcpip/network/ipv4
         gvisor.dev/gvisor/pkg/tcpip/network/internal/fragmentation   from gvisor.dev/gvisor/pkg/tcpip/network/ipv4+
         gvisor.dev/gvisor/pkg/tcpip/network/internal/ip              from gvisor.dev/gvisor/pkg/tcpip/network/ipv4+
         gvisor.dev/gvisor/pkg/tcpip/network/internal/multicast       from gvisor.dev/gvisor/pkg/tcpip/network/ipv4+
@@ -495,7 +495,7 @@ tailscale.com/cmd/tailscaled dependencies: (generated by github.com/tailscale/de
         hash                                                         from crypto+
         hash/adler32                                                 from compress/zlib+
         hash/crc32                                                   from compress/gzip+
-        hash/fnv                                                     from tailscale.com/wgengine/magicsock+
+        hash/fnv                                                     from tailscale.com/wgengine/magicsock
         hash/maphash                                                 from go4.org/mem
         html                                                         from tailscale.com/ipn/ipnlocal+
         html/template                                                from github.com/gorilla/csrf

go.mod

@@ -1,6 +1,8 @@
 module tailscale.com
 
-go 1.21
+go 1.21.1
+
+toolchain go1.21.5
 
 require (
 	filippo.io/mkcert v1.4.4
@@ -92,7 +94,7 @@ require (
 	golang.zx2c4.com/wintun v0.0.0-20230126152724-0fa3db229ce2
 	golang.zx2c4.com/wireguard/windows v0.5.3
 	gopkg.in/square/go-jose.v2 v2.6.0
-	gvisor.dev/gvisor v0.0.0-20230928000133-4fe30062272c
+	gvisor.dev/gvisor v0.0.0-20240119233241-c9c1d4f9b186
 	honnef.co/go/tools v0.4.6
 	inet.af/peercred v0.0.0-20210906144145-0893ea02156a
 	inet.af/tcpproxy v0.0.0-20231102063150-2862066fc2a9

go.sum

@@ -1401,8 +1401,8 @@ gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gotest.tools/v3 v3.4.0 h1:ZazjZUfuVeZGLAmlKKuyv3IKP5orXcwtOwDQH6YVr6o=
 gotest.tools/v3 v3.4.0/go.mod h1:CtbdzLSsqVhDgMtKsx03ird5YTGB3ar27v0u/yKBW5g=
-gvisor.dev/gvisor v0.0.0-20230928000133-4fe30062272c h1:bYb98Ra11fJ8F2xFbZx0zg2VQ28lYqC1JxfaaF53xqY=
-gvisor.dev/gvisor v0.0.0-20230928000133-4fe30062272c/go.mod h1:AVgIgHMwK63XvmAzWG9vLQ41YnVHN0du0tEC46fI7yY=
+gvisor.dev/gvisor v0.0.0-20240119233241-c9c1d4f9b186 h1:VWRSJX9ghfqsRSZGMAILL6QpYRKWnHcYPi24SCubQRs=
+gvisor.dev/gvisor v0.0.0-20240119233241-c9c1d4f9b186/go.mod h1:10sU+Uh5KKNv1+2x2A0Gvzt8FjD3ASIhorV3YsauXhk=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190418001031-e561f6794a2a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=

version_test.go

@@ -16,7 +16,7 @@ func TestDockerfileVersion(t *testing.T) {
 	if err != nil {
 		t.Fatal(err)
 	}
-	m := regexp.MustCompile(`(?m)^go (\d\.\d+)\r?$`).FindStringSubmatch(string(goMod))
+	m := regexp.MustCompile(`(?m)^go (\d\.\d+)\r?($|\.)`).FindStringSubmatch(string(goMod))
 	if m == nil {
 		t.Fatalf("didn't find go version in go.mod")
 	}

wgengine/netstack/netstack.go

@@ -1062,7 +1062,7 @@ func (ns *Impl) acceptUDP(r *udp.ForwarderRequest) {
 			return // Only MagicDNS traffic runs on the service IPs for now.
 		}
 
-		c := gonet.NewUDPConn(ns.ipstack, &wq, ep)
+		c := gonet.NewUDPConn(&wq, ep)
 		go ns.handleMagicDNSUDP(srcAddr, c)
 		return
 	}
@@ -1074,12 +1074,12 @@ func (ns *Impl) acceptUDP(r *udp.ForwarderRequest) {
 				ep.Close()
 				return
 			}
-			go h(gonet.NewUDPConn(ns.ipstack, &wq, ep))
+			go h(gonet.NewUDPConn(&wq, ep))
 			return
 		}
 	}
 
-	c := gonet.NewUDPConn(ns.ipstack, &wq, ep)
+	c := gonet.NewUDPConn(&wq, ep)
 	go ns.forwardUDP(c, srcAddr, dstAddr)
 }