panic: header.ScopeForIPv6Address(172.20.20.170): bad address

goroutine 587762 [running]:
panic(0xfc5280, 0xc005009490)
	GOROOT/src/runtime/panic.go:1064 +0x470 fp=0xc0052b1400 sp=0xc0052b1348 pc=0x437030
gvisor.dev/gvisor/pkg/tcpip/network/ipv6.(*endpoint).acquireOutgoingPrimaryAddressRLocked(0xc00003a380, 0xc0ce87ad28, 0x4, 0xc0052b1500, 0x40b80a, 0x106eaa0)
	pkg/tcpip/network/ipv6/ipv6.go:1339 +0x387 fp=0xc0052b14f8 sp=0xc0052b1400 pc=0xb074c7
gvisor.dev/gvisor/pkg/tcpip/network/ipv6.(*endpoint).AcquireOutgoingPrimaryAddress(0xc00003a380, 0xc0ce87ad28, 0x4, 0x7f50be993100, 0x0, 0x0)
	pkg/tcpip/network/ipv6/ipv6.go:1293 +0x8e fp=0xc0052b1550 sp=0xc0052b14f8 pc=0xb070ce
gvisor.dev/gvisor/pkg/tcpip/stack.(*NIC).primaryEndpoint(0xc00056fa40, 0x86dd, 0xc0ce87ad28, 0x4, 0xc000420200, 0x7f50c3b3e400)
	pkg/tcpip/stack/nic.go:340 +0x116 fp=0xc0052b15a8 sp=0xc0052b1550 pc=0x92b076
gvisor.dev/gvisor/pkg/tcpip/stack.(*Stack).getAddressEP(0xc000a24580, 0xc00056fa40, 0x0, 0x0, 0xc0ce87ad28, 0x4, 0x86dd, 0x0, 0x40000000)
	pkg/tcpip/stack/stack.go:1212 +0x58 fp=0xc0052b15f8 sp=0xc0052b15a8 pc=0x936f18
gvisor.dev/gvisor/pkg/tcpip/stack.(*Stack).FindRoute(0xc000a24580, 0x0, 0x0, 0x0, 0xc0ce87ad28, 0x4, 0x86dd, 0x0, 0x0)
	pkg/tcpip/stack/stack.go:1362 +0xd32 fp=0xc0052b18a0 sp=0xc0052b15f8 pc=0x938252
gvisor.dev/gvisor/pkg/tcpip/transport/raw.(*endpoint).Connect(0xc0c19881c0, 0xc000000000, 0xc0ce87ad28, 0x4, 0xc0ce870000, 0x0)
	pkg/tcpip/transport/raw/endpoint.go:424 +0xf1 fp=0xc0052b1928 sp=0xc0052b18a0 pc=0xaa8ad1
gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*socketOpsCommon).Connect(0xc00c9e36f0, 0xc005107500, 0xc003268a00, 0x80, 0x80, 0x1, 0x0)
	pkg/sentry/socket/netstack/netstack.go:683 +0x3a4 fp=0xc0052b1a48 sp=0xc0052b1928 pc=0xb16f84
gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Connect(0xc005107500, 0x3, 0x20000480, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...)
	pkg/sentry/syscalls/linux/vfs2/socket.go:278 +0x1c2 fp=0xc0052b1af8 sp=0xc0052b1a48 pc=0xd94de2
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc005107500, 0x2a, 0x3, 0x20000480, 0x80, 0x0, 0x0, 0x0, 0x1, 0x11998e0, ...)
	pkg/sentry/kernel/task_syscall.go:104 +0x13c fp=0xc0052b1c58 sp=0xc0052b1af8 pc=0x9cdcdc
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc005107500, 0x2a, 0x3, 0x20000480, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0)
	pkg/sentry/kernel/task_syscall.go:239 +0x66 fp=0xc0052b1ce0 sp=0xc0052b1c58 pc=0x9ceea6
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc005107500, 0x2a, 0x3, 0x20000480, 0x80, 0x0, 0x0, 0x0, 0xde066e, 0xc0ceb3bba0)
	pkg/sentry/kernel/task_syscall.go:199 +0x98 fp=0xc0052b1d40 sp=0xc0052b1ce0 pc=0x9cea58
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc005107500, 0x2, 0xc005107500)
	pkg/sentry/kernel/task_syscall.go:174 +0x15c fp=0xc0052b1e10 sp=0xc0052b1d40 pc=0x9ce3fc
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc005107500, 0x12e7720, 0x0)
	pkg/sentry/kernel/task_run.go:282 +0xc45 fp=0xc0052b1f60 sp=0xc0052b1e10 pc=0x9c2805
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc005107500, 0x5c13)
	pkg/sentry/kernel/task_run.go:97 +0x1af fp=0xc0052b1fd0 sp=0xc0052b1f60 pc=0x9c14cf
runtime.goexit()
	src/runtime/asm_amd64.s:1374 +0x1 fp=0xc0052b1fd8 sp=0xc0052b1fd0 pc=0x4705a1
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start
	pkg/sentry/kernel/task_start.go:323 +0xfe