panic: header.ScopeForIPv6Address(172.20.20.170): bad address

goroutine 210485 [running]:
panic(0x16d8b40, 0xc0230614d0)
	GOROOT/src/runtime/panic.go:1064 +0x470 fp=0xc004dbacf8 sp=0xc004dbac40 pc=0x439090
gvisor.dev/gvisor/pkg/tcpip/network/ipv6.(*endpoint).acquireOutgoingPrimaryAddressRLocked(0xc0001a81c0, 0xc003c5d810, 0x4, 0x44a500, 0x44a665, 0x156d7a0)
	pkg/tcpip/network/ipv6/ipv6.go:1339 +0x3ec fp=0xc004dbadf0 sp=0xc004dbacf8 pc=0xf2e70c
gvisor.dev/gvisor/pkg/tcpip/network/ipv6.(*endpoint).AcquireOutgoingPrimaryAddress(0xc0001a81c0, 0xc003c5d810, 0x4, 0x7f47b54a1900, 0x0, 0x0)
	pkg/tcpip/network/ipv6/ipv6.go:1293 +0xd5 fp=0xc004dbae80 sp=0xc004dbadf0 pc=0xf2e2b5
gvisor.dev/gvisor/pkg/tcpip/stack.(*NIC).primaryEndpoint(0xc0007b92c0, 0x86dd, 0xc003c5d810, 0x4, 0xc000a0a000, 0x1a9ab00)
	pkg/tcpip/stack/nic.go:340 +0x16a fp=0xc004dbaef8 sp=0xc004dbae80 pc=0xc5302a
gvisor.dev/gvisor/pkg/tcpip/stack.(*Stack).getAddressEP(0xc000449080, 0xc0007b92c0, 0x0, 0x0, 0xc003c5d810, 0x4, 0x86dd, 0x0, 0xc003293000)
	pkg/tcpip/stack/stack.go:1212 +0x6f fp=0xc004dbaf68 sp=0xc004dbaef8 pc=0xc66acf
gvisor.dev/gvisor/pkg/tcpip/stack.(*Stack).FindRoute(0xc000449080, 0x0, 0x0, 0x0, 0xc003c5d810, 0x4, 0x86dd, 0x0, 0x0)
	pkg/tcpip/stack/stack.go:1362 +0xec5 fp=0xc004dbb2d8 sp=0xc004dbaf68 pc=0xc68125
gvisor.dev/gvisor/pkg/tcpip/transport/raw.(*endpoint).Connect(0xc00349e700, 0xc000000000, 0xc003c5d810, 0x4, 0xc003c50000, 0x0)
	pkg/tcpip/transport/raw/endpoint.go:424 +0x196 fp=0xc004dbb438 sp=0xc004dbb2d8 pc=0xe92e96
gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*socketOpsCommon).Connect(0xc018679270, 0xc00bd65500, 0xc000d2d600, 0x80, 0x80, 0x18ad401, 0x0)
	pkg/sentry/socket/netstack/netstack.go:683 +0x4e8 fp=0xc004dbb5d8 sp=0xc004dbb438 pc=0xf46c88
gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*SocketVFS2).Connect(0xc018679200, 0xc00bd65500, 0xc000d2d600, 0x80, 0x80, 0x1, 0x0)
	<autogenerated>:1 +0x85 fp=0xc004dbb628 sp=0xc004dbb5d8 pc=0xf70805
gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Connect(0xc00bd65500, 0x3, 0x200000c0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...)
	pkg/sentry/syscalls/linux/vfs2/socket.go:278 +0x257 fp=0xc004dbb730 sp=0xc004dbb628 pc=0x1303ab7
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc00bd65500, 0x2a, 0x3, 0x200000c0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, ...)
	pkg/sentry/kernel/task_syscall.go:104 +0x453 fp=0xc004dbb9d0 sp=0xc004dbb730 pc=0xd60113
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00bd65500, 0x2a, 0x3, 0x200000c0, 0x80, 0x0, 0x0, 0x0, 0x408638, 0xc00bd65ddf)
	pkg/sentry/kernel/task_syscall.go:239 +0xba fp=0xc004dbbab0 sp=0xc004dbb9d0 pc=0xd6189a
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00bd65500, 0x2a, 0x3, 0x200000c0, 0x80, 0x0, 0x0, 0x0, 0x13728ab, 0x2d12694)
	pkg/sentry/kernel/task_syscall.go:199 +0x10f fp=0xc004dbbb60 sp=0xc004dbbab0 pc=0xd611af
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00bd65500, 0x2, 0xc00bd65500)
	pkg/sentry/kernel/task_syscall.go:174 +0x1ea fp=0xc004dbbca0 sp=0xc004dbbb60 pc=0xd6094a
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc00bd65500, 0x1a6f320, 0x0)
	pkg/sentry/kernel/task_run.go:282 +0x12a7 fp=0xc004dbbed8 sp=0xc004dbbca0 pc=0xd4c2c7
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00bd65500, 0x1b8a)
	pkg/sentry/kernel/task_run.go:97 +0x398 fp=0xc004dbbfd0 sp=0xc004dbbed8 pc=0xd4a3f8
runtime.goexit()
	src/runtime/asm_amd64.s:1374 +0x1 fp=0xc004dbbfd8 sp=0xc004dbbfd0 pc=0x4745e1
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start
	pkg/sentry/kernel/task_start.go:323 +0x1a5