Also seeing this with a Broadcom BCM43224 (WiFi chip in a Macbook Air 3,1) joining an ad-hoc network that worked under Natty. The relevant bits from /var/log/syslog seem to be
Oct 6 15:29:35 empire wpa_supplicant[1015]: Trying to associate with SSID 'tanet-adhoc' Oct 6 15:29:35 empire kernel: [ 4955.301973] ieee80211 phy0: wl_ops_config: change monitor mode: false (implement) Oct 6 15:29:35 empire kernel: [ 4955.301979] ieee80211 phy0: wl_ops_config: change power-save mode: false (implement) Oct 6 15:29:35 empire kernel: [ 4955.314834] ieee80211 phy0: wl_ops_bss_info_changed: qos enabled: false (implement) Oct 6 15:29:35 empire wpa_supplicant[1015]: nl80211: Failed to set interface into IBSS mode Oct 6 15:29:35 empire wpa_supplicant[1015]: Association request to the driver failed Oct 6 15:29:35 empire kernel: [ 4955.324516] ADDRCONF(NETDEV_UP): wlan0: link is not ready -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/863799 Title: Connect/Reliability problems when I create a WiFi Ad-Hoc network on Oneiric To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/863799/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs