panic: header.ScopeForIPv6Address(172.20.20.170): bad address

goroutine 1286332 [running]:
panic(0x16d7d60, 0xc007e88230)
	GOROOT/src/runtime/panic.go:1064 +0x470 fp=0xc000c2ece0 sp=0xc000c2ec28 pc=0x439090
gvisor.dev/gvisor/pkg/tcpip/network/ipv6.(*endpoint).acquireOutgoingPrimaryAddressRLocked(0xc000259a40, 0xc004c302e8, 0x4, 0xc000996200, 0x44a5ed, 0x44a665)
	pkg/tcpip/network/ipv6/ipv6.go:1339 +0x3ec fp=0xc000c2edd8 sp=0xc000c2ece0 pc=0xf2dc2c
gvisor.dev/gvisor/pkg/tcpip/network/ipv6.(*endpoint).AcquireOutgoingPrimaryAddress(0xc000259a40, 0xc004c302e8, 0x4, 0x7f1374075700, 0x0, 0x0)
	pkg/tcpip/network/ipv6/ipv6.go:1293 +0xdb fp=0xc000c2ee70 sp=0xc000c2edd8 pc=0xf2d7db
gvisor.dev/gvisor/pkg/tcpip/stack.(*NIC).primaryEndpoint(0xc000996180, 0x86dd, 0xc004c302e8, 0x4, 0xc000a6e000, 0x1a94000)
	pkg/tcpip/stack/nic.go:340 +0x168 fp=0xc000c2eee8 sp=0xc000c2ee70 pc=0xc51fe8
gvisor.dev/gvisor/pkg/tcpip/stack.(*Stack).getAddressEP(0xc000a56000, 0xc000996180, 0x0, 0x0, 0xc004c302e8, 0x4, 0x7f13000086dd, 0x0, 0xc004484fc8)
	pkg/tcpip/stack/stack.go:1212 +0x6f fp=0xc000c2ef58 sp=0xc000c2eee8 pc=0xc65b0f
gvisor.dev/gvisor/pkg/tcpip/stack.(*Stack).FindRoute(0xc000a56000, 0x0, 0x0, 0x0, 0xc004c302e8, 0x4, 0x86dd, 0x0, 0x0)
	pkg/tcpip/stack/stack.go:1362 +0xec5 fp=0xc000c2f2d0 sp=0xc000c2ef58 pc=0xc67165
gvisor.dev/gvisor/pkg/tcpip/transport/raw.(*endpoint).Connect(0xc0002581c0, 0xc000000000, 0xc004c302e8, 0x4, 0xc004c30000, 0x0)
	pkg/tcpip/transport/raw/endpoint.go:424 +0x196 fp=0xc000c2f438 sp=0xc000c2f2d0 pc=0xe92296
gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*socketOpsCommon).Connect(0xc007333cf0, 0xc006ef0a80, 0xc0042c2a00, 0x80, 0x80, 0x18ac301, 0x0)
	pkg/sentry/socket/netstack/netstack.go:683 +0x4e8 fp=0xc000c2f5d8 sp=0xc000c2f438 pc=0xf461c8
gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*SocketVFS2).Connect(0xc007333c80, 0xc006ef0a80, 0xc0042c2a00, 0x80, 0x80, 0x1, 0x0)
	<autogenerated>:1 +0x85 fp=0xc000c2f628 sp=0xc000c2f5d8 pc=0xf6fd45
gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Connect(0xc006ef0a80, 0x3, 0x20000000, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...)
	pkg/sentry/syscalls/linux/vfs2/socket.go:278 +0x257 fp=0xc000c2f730 sp=0xc000c2f628 pc=0x1303177
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc006ef0a80, 0x2a, 0x3, 0x20000000, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, ...)
	pkg/sentry/kernel/task_syscall.go:104 +0x453 fp=0xc000c2f9d0 sp=0xc000c2f730 pc=0xd5f553
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc006ef0a80, 0x2a, 0x3, 0x20000000, 0x80, 0x0, 0x0, 0x0, 0x408638, 0xc006ef135f)
	pkg/sentry/kernel/task_syscall.go:239 +0xba fp=0xc000c2fab0 sp=0xc000c2f9d0 pc=0xd60cda
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc006ef0a80, 0x2a, 0x3, 0x20000000, 0x80, 0x0, 0x0, 0x0, 0x1371fab, 0x2d04694)
	pkg/sentry/kernel/task_syscall.go:199 +0x10f fp=0xc000c2fb60 sp=0xc000c2fab0 pc=0xd605ef
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc006ef0a80, 0x2, 0xc006ef0a80)
	pkg/sentry/kernel/task_syscall.go:174 +0x1ea fp=0xc000c2fca0 sp=0xc000c2fb60 pc=0xd5fd8a
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc006ef0a80, 0x1a68800, 0x0)
	pkg/sentry/kernel/task_run.go:282 +0x12a7 fp=0xc000c2fed8 sp=0xc000c2fca0 pc=0xd4b707
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc006ef0a80, 0x3fa5)
	pkg/sentry/kernel/task_run.go:97 +0x398 fp=0xc000c2ffd0 sp=0xc000c2fed8 pc=0xd49838
runtime.goexit()
	src/runtime/asm_amd64.s:1374 +0x1 fp=0xc000c2ffd8 sp=0xc000c2ffd0 pc=0x4745e1
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start
	pkg/sentry/kernel/task_start.go:323 +0x1a5