panic: header.ScopeForIPv6Address(172.20.20.170): bad address

goroutine 142667 [running]:
panic(0xfc5240, 0xc0b7e88f60)
	GOROOT/src/runtime/panic.go:1064 +0x470 fp=0xc0009ef400 sp=0xc0009ef348 pc=0x437030
gvisor.dev/gvisor/pkg/tcpip/network/ipv6.(*endpoint).acquireOutgoingPrimaryAddressRLocked(0xc000231a40, 0xc0b7e9ea08, 0x4, 0xc0009ef500, 0x40b80a, 0x106ea00)
	pkg/tcpip/network/ipv6/ipv6.go:1339 +0x387 fp=0xc0009ef4f8 sp=0xc0009ef400 pc=0xb07087
gvisor.dev/gvisor/pkg/tcpip/network/ipv6.(*endpoint).AcquireOutgoingPrimaryAddress(0xc000231a40, 0xc0b7e9ea08, 0x4, 0x7fcf94df4a00, 0x0, 0x0)
	pkg/tcpip/network/ipv6/ipv6.go:1293 +0x8e fp=0xc0009ef550 sp=0xc0009ef4f8 pc=0xb06c8e
gvisor.dev/gvisor/pkg/tcpip/stack.(*NIC).primaryEndpoint(0xc000462c00, 0x86dd, 0xc0b7e9ea08, 0x4, 0xc000af0000, 0x7fcf9324a3c8)
	pkg/tcpip/stack/nic.go:340 +0x116 fp=0xc0009ef5a8 sp=0xc0009ef550 pc=0x92ac36
gvisor.dev/gvisor/pkg/tcpip/stack.(*Stack).getAddressEP(0xc00049b080, 0xc000462c00, 0x0, 0x0, 0xc0b7e9ea08, 0x4, 0x86dd, 0x0, 0x40000000)
	pkg/tcpip/stack/stack.go:1212 +0x58 fp=0xc0009ef5f8 sp=0xc0009ef5a8 pc=0x936ad8
gvisor.dev/gvisor/pkg/tcpip/stack.(*Stack).FindRoute(0xc00049b080, 0x0, 0x0, 0x0, 0xc0b7e9ea08, 0x4, 0x86dd, 0x0, 0x0)
	pkg/tcpip/stack/stack.go:1362 +0xd32 fp=0xc0009ef8a0 sp=0xc0009ef5f8 pc=0x937e12
gvisor.dev/gvisor/pkg/tcpip/transport/raw.(*endpoint).Connect(0xc0a1576540, 0xc000000000, 0xc0b7e9ea08, 0x4, 0xc0b7e90000, 0x0)
	pkg/tcpip/transport/raw/endpoint.go:424 +0xf1 fp=0xc0009ef928 sp=0xc0009ef8a0 pc=0xaa8691
gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*socketOpsCommon).Connect(0xc0a8df6c70, 0xc0b71c1500, 0xc0b7ea5380, 0x80, 0x80, 0x1, 0x0)
	pkg/sentry/socket/netstack/netstack.go:705 +0x3a4 fp=0xc0009efa48 sp=0xc0009ef928 pc=0xb16b44
gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Connect(0xc0b71c1500, 0x4, 0x20000000, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...)
	pkg/sentry/syscalls/linux/vfs2/socket.go:278 +0x1c2 fp=0xc0009efaf8 sp=0xc0009efa48 pc=0xd94de2
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0b71c1500, 0x2a, 0x4, 0x20000000, 0x80, 0x0, 0x0, 0x0, 0x1, 0x1199820, ...)
	pkg/sentry/kernel/task_syscall.go:104 +0x13c fp=0xc0009efc58 sp=0xc0009efaf8 pc=0x9cd89c
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0b71c1500, 0x2a, 0x4, 0x20000000, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0)
	pkg/sentry/kernel/task_syscall.go:239 +0x66 fp=0xc0009efce0 sp=0xc0009efc58 pc=0x9cea66
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0b71c1500, 0x2a, 0x4, 0x20000000, 0x80, 0x0, 0x0, 0x0, 0xde06ee, 0xc0b3e529a0)
	pkg/sentry/kernel/task_syscall.go:199 +0x98 fp=0xc0009efd40 sp=0xc0009efce0 pc=0x9ce618
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0b71c1500, 0x2, 0xc0b71c1500)
	pkg/sentry/kernel/task_syscall.go:174 +0x15c fp=0xc0009efe10 sp=0xc0009efd40 pc=0x9cdfbc
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc0b71c1500, 0x12e7b40, 0x0)
	pkg/sentry/kernel/task_run.go:282 +0xc45 fp=0xc0009eff60 sp=0xc0009efe10 pc=0x9c23c5
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0b71c1500, 0x19ca)
	pkg/sentry/kernel/task_run.go:97 +0x1af fp=0xc0009effd0 sp=0xc0009eff60 pc=0x9c108f
runtime.goexit()
	src/runtime/asm_amd64.s:1374 +0x1 fp=0xc0009effd8 sp=0xc0009effd0 pc=0x4705a1
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start
	pkg/sentry/kernel/task_start.go:323 +0xfe