Comment 2 for bug 1824118

Same here, trying to share my USB tethered internet connection.

```
Mär 23 14:35:18 are-TP-X240 NetworkManager[5202]: <info> [1584970518.6359] manager: startup complete
Mär 23 14:35:18 are-TP-X240 systemd[1]: Started Network Manager Wait Online.
-- Subject: Unit NetworkManager-wait-online.service has finished start-up
-- Defined-By: systemd
-- Support: http://www.ubuntu.com/support
--
-- Unit NetworkManager-wait-online.service has finished starting up.
--
-- The start-up result is RESULT.
Mär 23 14:35:18 are-TP-X240 wpa_supplicant[927]: wlp3s0: CTRL-EVENT-SCAN-FAILED ret=-95 retry=1
Mär 23 14:35:19 are-TP-X240 wpa_supplicant[927]: wlp3s0: CTRL-EVENT-SCAN-FAILED ret=-95 retry=1
Mär 23 14:35:20 are-TP-X240 wpa_supplicant[927]: wlp3s0: CTRL-EVENT-SCAN-FAILED ret=-95 retry=1
Mär 23 14:35:21 are-TP-X240 wpa_supplicant[927]: wlp3s0: CTRL-EVENT-SCAN-FAILED ret=-95 retry=1
Mär 23 14:35:22 are-TP-X240 wpa_supplicant[927]: wlp3s0: AP-STA-CONNECTED 00:16:ea:e5:68:70
Mär 23 14:35:22 are-TP-X240 wpa_supplicant[927]: wlp3s0: CTRL-EVENT-SCAN-FAILED ret=-95 retry=1
Mär 23 14:35:23 are-TP-X240 dnsmasq-dhcp[5295]: DHCPREQUEST(wlp3s0) 10.42.0.239 00:16:ea:e5:68:70
Mär 23 14:35:23 are-TP-X240 dnsmasq-dhcp[5295]: DHCPACK(wlp3s0) 10.42.0.239 00:16:ea:e5:68:70 are-fokus-x200
Mär 23 14:35:23 are-TP-X240 wpa_supplicant[927]: wlp3s0: CTRL-EVENT-SCAN-FAILED ret=-95 retry=1
Mär 23 14:35:24 are-TP-X240 wpa_supplicant[927]: wlp3s0: CTRL-EVENT-SCAN-FAILED ret=-95 retry=1
Mär 23 14:35:25 are-TP-X240 wpa_supplicant[927]: wlp3s0: CTRL-EVENT-SCAN-FAILED ret=-95 retry=1

```

and it goes on forever.

The hotspot seems to be working fine, otherwise.

```
$ cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=18.04
DISTRIB_CODENAME=bionic
DISTRIB_DESCRIPTION="Ubuntu 18.04.4 LTS"
```

```
$ wpa_supplicant -v
wpa_supplicant v2.6
Copyright (c) 2003-2016, Jouni Malinen <email address hidden> and contributors
```