Hi, have same issue
Aug 15 10:28:05 NB-1824 NetworkManager[1107]: <info> (wlan0): bringing up device. Aug 15 10:28:05 NB-1824 NetworkManager[1107]: <info> WiFi hardware radio set enabled Aug 15 10:28:05 NB-1824 NetworkManager[1107]: <info> WiFi now enabled by radio killswitch Aug 15 10:28:05 NB-1824 NetworkManager[1107]: <info> (wlan0): bringing up device. Aug 15 10:28:05 NB-1824 kernel: [ 203.430446] ieee80211 phy0: rt2x00lib_request_firmware: Info - Loading firmware file 'rt3290.bin' Aug 15 10:28:05 NB-1824 kernel: [ 203.440375] ieee80211 phy0: rt2x00lib_request_firmware: Info - Firmware detected - version: 0.37 Aug 15 10:28:07 NB-1824 kernel: [ 205.052927] ieee80211 phy0: rt2800_wait_wpdma_ready: Error - WPDMA TX/RX busy [0x00000068] Aug 15 10:28:09 NB-1824 kernel: [ 206.651425] ieee80211 phy0: rt2800_wait_wpdma_ready: Error - WPDMA TX/RX busy [0x00000068] Aug 15 10:28:09 NB-1824 kernel: [ 206.651439] ieee80211 phy0: rt2800pci_set_device_state: Error - Device failed to enter state 4 (-5) Aug 15 10:28:31 NB-1824 NetworkManager[1107]: <info> WiFi hardware radio set disabled Aug 15 10:28:31 NB-1824 NetworkManager[1107]: <info> WiFi now disabled by radio killswitch -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1191992 Title: Kernel OOP related to rt2800pci To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1191992/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs