I have installed kernel 4.4.0-70 and can boot Xenial but when the Asus USB-N13 wireless adapter is installed the system crashes per previous descriptions. Booting with 4.4.0-62 works. Thanks Grant
On Tue, Mar 21, 2017 at 11:28 AM, Thadeu Lima de Souza Cascardo < 1666...@bugs.launchpad.net> wrote: > This bug is awaiting verification that the kernel in -proposed solves > the problem. Please test the kernel and update this bug with the > results. If the problem is solved, change the tag 'verification-needed- > xenial' to 'verification-done-xenial'. If the problem still exists, > change the tag 'verification-needed-xenial' to 'verification-failed- > xenial'. > > If verification is not done by 5 working days from today, this fix will > be dropped from the source code, and this bug will be closed. > > See https://wiki.ubuntu.com/Testing/EnableProposed for documentation how > to enable and use -proposed. Thank you! > > > ** Tags added: verification-needed-xenial > > -- > You received this bug notification because you are subscribed to the bug > report. > https://bugs.launchpad.net/bugs/1666421 > > Title: > kernel 4.4.0-63 with USB WLAN RTL8192CU freezes desktop > > Status in linux package in Ubuntu: > Fix Committed > Status in linux source package in Xenial: > Fix Committed > Status in linux source package in Yakkety: > Fix Committed > > Bug description: > booting PC with USB WLAN stick RTL8192CU attached on kernel > 4.4.0-63-generic: > Grub works, entering full disk encryption passphrase works, but when the > desktop comes up mouse and keyboard (via USB) are dead and the desktop also. > > booting the PC without the stick attached works fine, but as soon as > it is attached (see syslog) mouse, keyboard and the desktop itself are > dead (checked by opening terminal and "watch date" - freezes, with > desktop still visible). > > problem is resolved by booting former kernel 4.4.0-59-generic. > > syslog upon attaching stick ------------------------------ > --------------------- > Feb 21 07:17:02 orin kernel: [ 188.998338] usb 8-2: new high-speed USB > device number 2 using xhci_hcd > Feb 21 07:17:02 orin kernel: [ 189.129674] usb 8-2: New USB device > found, idVendor=0bda, idProduct=8178 > Feb 21 07:17:02 orin kernel: [ 189.129682] usb 8-2: New USB device > strings: Mfr=1, Product=2, SerialNumber=3 > Feb 21 07:17:02 orin kernel: [ 189.129687] usb 8-2: Product: USB WLAN > Feb 21 07:17:02 orin kernel: [ 189.129691] usb 8-2: Manufacturer: > Realtek > Feb 21 07:17:02 orin kernel: [ 189.129694] usb 8-2: SerialNumber: > 00e04c000001 > Feb 21 07:17:02 orin mtp-probe: checking bus 8, device 2: > "/sys/devices/pci0000:00/0000:00:10.1/usb8/8-2" > Feb 21 07:17:02 orin mtp-probe: bus: 8, device: 2 was not an MTP device > Feb 21 07:17:02 orin dbus[1112]: [system] Activating via systemd: > service name='org.freedesktop.UDisks2' unit='udisks2.service' > Feb 21 07:17:02 orin systemd[1]: Starting Disk Manager... > Feb 21 07:17:02 orin udisksd[2447]: udisks daemon version 2.1.7 starting > Feb 21 07:17:02 orin dbus[1112]: [system] Successfully activated service > 'org.freedesktop.UDisks2' > Feb 21 07:17:02 orin systemd[1]: Started Disk Manager. > Feb 21 07:17:02 orin udisksd[2447]: Acquired the name > org.freedesktop.UDisks2 on the system message bus > Feb 21 07:17:02 orin org.gtk.vfs.AfcVolumeMonitor[1918]: Volume monitor > alive > Feb 21 07:17:03 orin kernel: [ 190.200286] cfg80211: World regulatory > domain updated: > Feb 21 07:17:03 orin kernel: [ 190.200294] cfg80211: DFS Master > region: unset > Feb 21 07:17:03 orin kernel: [ 190.200297] cfg80211: (start_freq - > end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time) > Feb 21 07:17:03 orin kernel: [ 190.200303] cfg80211: (2402000 KHz - > 2472000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A) > Feb 21 07:17:03 orin kernel: [ 190.200308] cfg80211: (2457000 KHz - > 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A) > Feb 21 07:17:03 orin kernel: [ 190.200312] cfg80211: (2474000 KHz - > 2494000 KHz @ 20000 KHz), (N/A, 2000 mBm), (N/A) > Feb 21 07:17:03 orin kernel: [ 190.200317] cfg80211: (5170000 KHz - > 5250000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (N/A) > Feb 21 07:17:03 orin kernel: [ 190.200321] cfg80211: (5250000 KHz - > 5330000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (0 s) > Feb 21 07:17:03 orin kernel: [ 190.200325] cfg80211: (5490000 KHz - > 5730000 KHz @ 160000 KHz), (N/A, 2000 mBm), (0 s) > Feb 21 07:17:03 orin kernel: [ 190.200329] cfg80211: (5735000 KHz - > 5835000 KHz @ 80000 KHz), (N/A, 2000 mBm), (N/A) > Feb 21 07:17:03 orin kernel: [ 190.200333] cfg80211: (57240000 KHz - > 63720000 KHz @ 2160000 KHz), (N/A, 0 mBm), (N/A) > Feb 21 07:17:03 orin kernel: [ 190.223081] rtl8192cu: Chip version 0x11 > Feb 21 07:17:03 orin kernel: [ 190.625235] rtl8192cu: MAC address: > 14:cc:20:10:43:98 > Feb 21 07:17:03 orin kernel: [ 190.625241] rtl8192cu: Board Type 0 > Feb 21 07:17:03 orin kernel: [ 190.626355] rtl_usb: rx_max_size 15360, > rx_urb_num 8, in_ep 1 > Feb 21 07:17:03 orin kernel: [ 190.626408] rtl8192cu: Loading firmware > rtlwifi/rtl8192cufw_TMSC.bin > Feb 21 07:17:03 orin NetworkManager[1181]: <info> [1487657823.7698] > (wlan0): using nl80211 for WiFi device control > Feb 21 07:17:03 orin kernel: [ 190.636625] ieee80211 phy0: Selected > rate control algorithm 'rtl_rc' > Feb 21 07:17:03 orin kernel: [ 190.637211] usbcore: registered new > interface driver rtl8192cu > Feb 21 07:17:03 orin systemd[1]: Starting Load/Save RF Kill Switch > Status... > Feb 21 07:17:03 orin NetworkManager[1181]: <info> [1487657823.7780] > device (wlan0): driver supports Access Point (AP) mode > Feb 21 07:17:03 orin NetworkManager[1181]: <info> [1487657823.7798] > manager: (wlan0): new 802.11 WiFi device (/org/freedesktop/ > NetworkManager/Devices/4) > Feb 21 07:17:03 orin kernel: [ 190.648972] usbcore: registered new > interface driver rtl8xxxu > Feb 21 07:17:03 orin dbus[1112]: [system] Activating via systemd: > service name='fi.w1.wpa_supplicant1' unit='wpa_supplicant.service' > Feb 21 07:17:03 orin kernel: [ 190.652729] rtl8192cu 8-2:1.0 > wlx14cc20104398: renamed from wlan0 > Feb 21 07:17:03 orin systemd[1]: Starting WPA supplicant... > Feb 21 07:17:03 orin systemd[1]: Started Load/Save RF Kill Switch Status. > Feb 21 07:17:03 orin NetworkManager[1181]: <info> [1487657823.7963] > rfkill1: found WiFi radio killswitch (at /sys/devices/pci0000:00/0000: > 00:10.1/usb8/8-2/8-2:1.0/ieee80211/phy0/rfkill1) (driver rtl8192cu) > Feb 21 07:17:03 orin NetworkManager[1181]: <info> [1487657823.8067] > device (wlan0): interface index 5 renamed iface from 'wlan0' to > 'wlx14cc20104398' > Feb 21 07:17:03 orin NetworkManager[1181]: <info> [1487657823.8165] > devices added (path: /sys/devices/pci0000:00/0000: > 00:10.1/usb8/8-2/8-2:1.0/net/wlx14cc20104398, iface: wlx14cc20104398) > Feb 21 07:17:03 orin NetworkManager[1181]: <info> [1487657823.8166] > device added (path: /sys/devices/pci0000:00/0000: > 00:10.1/usb8/8-2/8-2:1.0/net/wlx14cc20104398, iface: wlx14cc20104398): no > ifupdown configuration found. > Feb 21 07:17:03 orin NetworkManager[1181]: <info> [1487657823.8174] > device (wlx14cc20104398): state change: unmanaged -> unavailable (reason > 'managed') [10 20 2] > Feb 21 07:17:03 orin kernel: [ 190.685491] IPv6: ADDRCONF(NETDEV_UP): > wlx14cc20104398: link is not ready > Feb 21 07:17:03 orin dbus[1112]: [system] Successfully activated service > 'fi.w1.wpa_supplicant1' > Feb 21 07:17:03 orin wpa_supplicant[2491]: Successfully initialized > wpa_supplicant > Feb 21 07:17:03 orin systemd[1]: Started WPA supplicant. > Feb 21 07:17:03 orin kernel: [ 190.689851] rtl8192cu: MAC auto ON okay! > Feb 21 07:17:04 orin kernel: [ 190.890738] rtl8192cu: Tx queue select: > 0x05 > Feb 21 07:17:06 orin kernel: [ 193.095643] IPv6: ADDRCONF(NETDEV_UP): > wlx14cc20104398: link is not ready > Feb 21 07:17:06 orin NetworkManager[1181]: <info> [1487657826.2323] > supplicant: wpa_supplicant running > Feb 21 07:17:06 orin NetworkManager[1181]: <info> [1487657826.2328] > device (wlx14cc20104398): supplicant interface state: init -> starting > Feb 21 07:17:06 orin ModemManager[1180]: <info> Couldn't find support > for device at '/sys/devices/pci0000:00/0000:00:10.1/usb8/8-2': not > supported by any plugin > Feb 21 07:17:06 orin wpa_supplicant[2491]: dbus: > wpa_dbus_get_object_properties: > failed to get object properties: (none) none > Feb 21 07:17:06 orin wpa_supplicant[2491]: dbus: Failed to construct > signal > Feb 21 07:17:06 orin NetworkManager[1181]: <info> [1487657826.2973] > device (wlx14cc20104398): supplicant interface state: starting -> ready > Feb 21 07:17:06 orin NetworkManager[1181]: <info> [1487657826.2975] > device (wlx14cc20104398): state change: unavailable -> disconnected (reason > 'supplicant-available') [20 30 42] > Feb 21 07:17:06 orin kernel: [ 193.165895] IPv6: ADDRCONF(NETDEV_UP): > wlx14cc20104398: link is not ready > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.2574] > device (wlx14cc20104398): supplicant interface state: ready -> inactive > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.2696] > policy: auto-activating connection 'wlankvm' > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.2711] > device (wlx14cc20104398): Activation: starting connection 'wlankvm' > (be9de38c-cfa5-4b6d-9672-655c0cfb7343) > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.2716] > device (wlx14cc20104398): state change: disconnected -> prepare (reason > 'none') [30 40 0] > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.2719] > manager: NetworkManager state is now CONNECTING > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.2729] > device (wlx14cc20104398): state change: prepare -> config (reason 'none') > [40 50 0] > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.2733] > device (wlx14cc20104398): Activation: (wifi) access point 'wlankvm' has > security, but secrets are required. > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.2733] > device (wlx14cc20104398): state change: config -> need-auth (reason 'none') > [50 60 0] > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.2787] > device (wlx14cc20104398): state change: need-auth -> prepare (reason > 'none') [60 40 0] > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.2797] > device (wlx14cc20104398): state change: prepare -> config (reason 'none') > [40 50 0] > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.2800] > device (wlx14cc20104398): Activation: (wifi) connection 'wlankvm' has > security, and secrets exist. No new secrets needed. > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.2801] > Config: added 'ssid' value 'wlankvm' > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.2801] > Config: added 'scan_ssid' value '1' > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.2801] > Config: added 'key_mgmt' value 'WPA-PSK' > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.2801] > Config: added 'psk' value '<omitted>' > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.2819] > sup-iface[0x2135cc0,wlx14cc20104398]: config: set interface ap_scan to 1 > Feb 21 07:17:07 orin wpa_supplicant[2491]: wlx14cc20104398: SME: Trying > to authenticate with 00:1a:4f:45:23:23 (SSID='wlankvm' freq=2462 MHz) > Feb 21 07:17:07 orin kernel: [ 194.162920] wlx14cc20104398: > authenticate with 00:1a:4f:45:23:23 > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.3153] > device (wlx14cc20104398): supplicant interface state: inactive -> > authenticating > Feb 21 07:17:07 orin kernel: [ 194.182549] wlx14cc20104398: send auth > to 00:1a:4f:45:23:23 (try 1/3) > Feb 21 07:17:07 orin kernel: [ 194.189946] wlx14cc20104398: > authenticated > Feb 21 07:17:07 orin kernel: [ 194.190420] wlx14cc20104398: associate > with 00:1a:4f:45:23:23 (try 1/3) > Feb 21 07:17:07 orin wpa_supplicant[2491]: wlx14cc20104398: Trying to > associate with 00:1a:4f:45:23:23 (SSID='wlankvm' freq=2462 MHz) > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.3284] > device (wlx14cc20104398): supplicant interface state: authenticating -> > associating > Feb 21 07:17:07 orin kernel: [ 194.221407] wlx14cc20104398: RX > AssocResp from 00:1a:4f:45:23:23 (capab=0x411 status=0 aid=3) > Feb 21 07:17:07 orin wpa_supplicant[2491]: wlx14cc20104398: Associated > with 00:1a:4f:45:23:23 > Feb 21 07:17:07 orin kernel: [ 194.239524] wlx14cc20104398: associated > Feb 21 07:17:07 orin kernel: [ 194.239592] IPv6: > ADDRCONF(NETDEV_CHANGE): wlx14cc20104398: link becomes ready > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.3778] > device (wlx14cc20104398): supplicant interface state: associating -> 4-way > handshake > Feb 21 07:17:07 orin wpa_supplicant[2491]: wlx14cc20104398: WPA: Key > negotiation completed with 00:1a:4f:45:23:23 [PTK=CCMP GTK=TKIP] > Feb 21 07:17:07 orin wpa_supplicant[2491]: wlx14cc20104398: > CTRL-EVENT-CONNECTED - Connection to 00:1a:4f:45:23:23 completed [id=0 > id_str=] > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.4083] > device (wlx14cc20104398): supplicant interface state: 4-way handshake -> > completed > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.4084] > device (wlx14cc20104398): Activation: (wifi) Stage 2 of 5 (Device > Configure) successful. Connected to wireless network 'wlankvm'. > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.4085] > device (wlx14cc20104398): state change: config -> ip-config (reason 'none') > [50 70 0] > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.4108] > dhcp4 (wlx14cc20104398): activation: beginning transaction (timeout in 45 > seconds) > Feb 21 07:17:07 orin NetworkManager[1181]: <info> [1487657827.4337] > dhcp4 (wlx14cc20104398): dhclient started with pid 2533 > ^^^ freeze upon here ------------------------------ > ------------------------------------- > > > WLAN stick (lsusb -v) ------------------------------ > ------------------------------------ > Bus 008 Device 002: ID 0bda:8178 Realtek Semiconductor Corp. RTL8192CU > 802.11n WLAN Adapter > Device Descriptor: > bLength 18 > bDescriptorType 1 > bcdUSB 2.00 > bDeviceClass 0 (Defined at Interface level) > bDeviceSubClass 0 > bDeviceProtocol 0 > bMaxPacketSize0 64 > idVendor 0x0bda Realtek Semiconductor Corp. > idProduct 0x8178 RTL8192CU 802.11n WLAN Adapter > bcdDevice 2.00 > iManufacturer 1 Realtek > iProduct 2 USB WLAN > iSerial 3 00e04c000001 > bNumConfigurations 1 > Configuration Descriptor: > bLength 9 > bDescriptorType 2 > wTotalLength 46 > bNumInterfaces 1 > bConfigurationValue 1 > iConfiguration 0 > bmAttributes 0x80 > (Bus Powered) > MaxPower 500mA > Interface Descriptor: > bLength 9 > bDescriptorType 4 > bInterfaceNumber 0 > bAlternateSetting 0 > bNumEndpoints 4 > bInterfaceClass 255 Vendor Specific Class > bInterfaceSubClass 255 Vendor Specific Subclass > bInterfaceProtocol 255 Vendor Specific Protocol > iInterface 0 > Endpoint Descriptor: > bLength 7 > bDescriptorType 5 > bEndpointAddress 0x81 EP 1 IN > bmAttributes 2 > Transfer Type Bulk > Synch Type None > Usage Type Data > wMaxPacketSize 0x0200 1x 512 bytes > bInterval 0 > Endpoint Descriptor: > bLength 7 > bDescriptorType 5 > bEndpointAddress 0x02 EP 2 OUT > bmAttributes 2 > Transfer Type Bulk > Synch Type None > Usage Type Data > wMaxPacketSize 0x0200 1x 512 bytes > bInterval 0 > Endpoint Descriptor: > bLength 7 > bDescriptorType 5 > bEndpointAddress 0x03 EP 3 OUT > bmAttributes 2 > Transfer Type Bulk > Synch Type None > Usage Type Data > wMaxPacketSize 0x0200 1x 512 bytes > bInterval 0 > Endpoint Descriptor: > bLength 7 > bDescriptorType 5 > bEndpointAddress 0x84 EP 4 IN > bmAttributes 3 > Transfer Type Interrupt > Synch Type None > Usage Type Data > wMaxPacketSize 0x0040 1x 64 bytes > bInterval 1 > Device Qualifier (for other device speed): > bLength 10 > bDescriptorType 6 > bcdUSB 2.00 > bDeviceClass 0 (Defined at Interface level) > bDeviceSubClass 0 > bDeviceProtocol 0 > bMaxPacketSize0 64 > bNumConfigurations 1 > Device Status: 0x0000 > (Bus Powered) > ------------------------------------------------------------ > -------------------- > > ProblemType: Bug > DistroRelease: Ubuntu 16.04 > Package: linux-image-4.4.0-59-generic 4.4.0-59.80 > ProcVersionSignature: Ubuntu 4.4.0-59.80-generic 4.4.35 > Uname: Linux 4.4.0-59-generic x86_64 > ApportVersion: 2.20.1-0ubuntu2.5 > Architecture: amd64 > AudioDevicesInUse: > USER PID ACCESS COMMAND > /dev/snd/controlC0: camikusch 2212 F.... pulseaudio > /dev/snd/controlC1: camikusch 2212 F.... pulseaudio > CurrentDesktop: XFCE > Date: Tue Feb 21 07:42:51 2017 > HibernationDevice: RESUME=UUID=8259bcba-b0e0-455e-87c3-1554b4a2f9c1 > InstallationDate: Installed on 2016-04-19 (307 days ago) > InstallationMedia: Xubuntu 15.10 "Wily Werewolf" - Release amd64 > (20151021) > MachineType: To Be Filled By O.E.M. To Be Filled By O.E.M. > ProcFB: 0 radeondrmfb > ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.4.0-59-generic > root=/dev/mapper/xubuntu--vg-root ro quiet > RelatedPackageVersions: > linux-restricted-modules-4.4.0-59-generic N/A > linux-backports-modules-4.4.0-59-generic N/A > linux-firmware 1.157.8 > SourcePackage: linux > UpgradeStatus: Upgraded to xenial on 2016-04-22 (305 days ago) > dmi.bios.date: 01/14/2016 > dmi.bios.vendor: American Megatrends Inc. > dmi.bios.version: P3.40 > dmi.board.name: FM2A88X-ITX+ > dmi.board.vendor: ASRock > dmi.chassis.asset.tag: To Be Filled By O.E.M. > dmi.chassis.type: 3 > dmi.chassis.vendor: To Be Filled By O.E.M. > dmi.chassis.version: To Be Filled By O.E.M. > dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrP3.40:bd01/14/2016: > svnToBeFilledByO.E.M.:pnToBeFilledByO.E.M.:pvrToBeFilledByO.E.M.: > rvnASRock:rnFM2A88X-ITX+:rvr:cvnToBeFilledByO.E.M.:ct3: > cvrToBeFilledByO.E.M.: > dmi.product.name: To Be Filled By O.E.M. > dmi.product.version: To Be Filled By O.E.M. > dmi.sys.vendor: To Be Filled By O.E.M. > > To manage notifications about this bug go to: > https://bugs.launchpad.net/ubuntu/+source/linux/+bug/ > 1666421/+subscriptions > -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1666421 Title: kernel 4.4.0-63 with USB WLAN RTL8192CU freezes desktop To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1666421/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
