It happened last night, and I'm not entirely sure what triggered it. One quirky thing is that I have a nasty little wireless USB device attached to a hub attached to a long cable connected to the PC.
Bus 001 Device 009: ID 0bda:8171 Realtek Semiconductor Corp. RTL8188SU 802.11n WLAN Adapter That thing. Which looks like this when I just plugged it in.. [27322.329786] r8712u: module is from the staging directory, the quality is unknown, you have been warned. [27322.331314] r8712u: DriverVersion: v7_0.20100831 [27322.331323] r8712u: register rtl8712_netdev_ops to netdev_ops [27322.331324] r8712u: USB_SPEED_HIGH with 4 endpoints [27322.331777] r8712u: Boot from EFUSE: Autoload OK [27322.812904] r8712u: CustomerID = 0x0000 [27322.812909] r8712u: MAC Address from efuse = 00:02:72:9c:15:2c [27322.812912] r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [27322.813085] usbcore: registered new interface driver r8712u [27322.914881] udevd[4499]: renamed network interface wlan0 to wlan1 [27323.644797] r8712u: 1 RCR=0x153f00e [27323.645553] r8712u: 2 RCR=0x553f00e [27323.753075] ADDRCONF(NETDEV_UP): wlan1: link is not ready [27323.753419] ADDRCONF(NETDEV_UP): wlan1: link is not ready [27334.380477] ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [27344.708005] wlan1: no IPv6 routers present Wed, 21 March 2012 23:49:30 is the date/time on the last photo I took of the crash. Here's the software updates I did around that time:- 2012-03-21 21:58:39 startup archives install 2012-03-21 21:58:40 install swordsandsoldiers <none> 20120314-1 2012-03-21 21:58:40 status half-installed swordsandsoldiers 20120314-1 2012-03-21 21:58:40 status triggers-pending bamfdaemon 0.2.112-0ubuntu1 2012-03-21 21:58:40 status half-installed swordsandsoldiers 20120314-1 2012-03-21 21:58:40 status triggers-pending desktop-file-utils 0.20-0ubuntu1 2012-03-21 21:58:40 status half-installed swordsandsoldiers 20120314-1 2012-03-21 21:58:40 status triggers-pending gnome-menus 3.3.5-0ubuntu2 2012-03-21 21:58:40 status half-installed swordsandsoldiers 20120314-1 2012-03-21 21:58:41 status unpacked swordsandsoldiers 20120314-1 2012-03-21 21:58:41 status unpacked swordsandsoldiers 20120314-1 2012-03-21 21:58:41 configure swordsandsoldiers 20120314-1 20120314-1 2012-03-21 21:58:41 status unpacked swordsandsoldiers 20120314-1 2012-03-21 21:58:41 status half-configured swordsandsoldiers 20120314-1 2012-03-21 21:58:41 status triggers-awaited swordsandsoldiers 20120314-1 2012-03-21 21:58:41 trigproc bamfdaemon 0.2.112-0ubuntu1 0.2.112-0ubuntu1 2012-03-21 21:58:41 status half-configured bamfdaemon 0.2.112-0ubuntu1 2012-03-21 21:58:41 status installed bamfdaemon 0.2.112-0ubuntu1 2012-03-21 21:58:41 trigproc desktop-file-utils 0.20-0ubuntu1 0.20-0ubuntu1 2012-03-21 21:58:41 status half-configured desktop-file-utils 0.20-0ubuntu1 2012-03-21 21:58:41 status installed desktop-file-utils 0.20-0ubuntu1 2012-03-21 21:58:41 trigproc gnome-menus 3.3.5-0ubuntu2 3.3.5-0ubuntu2 2012-03-21 21:58:41 status half-configured gnome-menus 3.3.5-0ubuntu2 2012-03-21 21:58:41 status installed swordsandsoldiers 20120314-1 2012-03-21 21:58:41 status installed gnome-menus 3.3.5-0ubuntu2 2012-03-21 22:01:37 startup archives install 2012-03-21 22:01:38 install cogs <none> 20110811 2012-03-21 22:01:38 status half-installed cogs 20110811 2012-03-21 22:01:40 status triggers-pending software-center 5.1.12 2012-03-21 22:01:40 status half-installed cogs 20110811 2012-03-21 22:01:40 status unpacked cogs 20110811 2012-03-21 22:01:40 status unpacked cogs 20110811 2012-03-21 22:01:41 configure cogs 20110811 20110811 2012-03-21 22:01:41 status unpacked cogs 20110811 2012-03-21 22:01:41 status half-configured cogs 20110811 2012-03-21 22:01:41 status triggers-awaited cogs 20110811 2012-03-21 22:01:41 trigproc software-center 5.1.12 5.1.12 2012-03-21 22:01:41 status half-configured software-center 5.1.12 2012-03-21 22:01:41 status installed cogs 20110811 2012-03-21 22:01:57 status installed software-center 5.1.12 2012-03-21 23:21:52 startup archives unpack 2012-03-21 23:21:52 install geany-common <none> 0.21.dfsg-1ubuntu4 2012-03-21 23:21:52 status half-installed geany-common 0.21.dfsg-1ubuntu4 2012-03-21 23:21:52 status triggers-pending hicolor-icon-theme 0.12-1ubuntu1 2012-03-21 23:21:52 status half-installed geany-common 0.21.dfsg-1ubuntu4 2012-03-21 23:21:52 status triggers-pending doc-base 0.10.3 2012-03-21 23:21:52 status half-installed geany-common 0.21.dfsg-1ubuntu4 2012-03-21 23:21:53 status unpacked geany-common 0.21.dfsg-1ubuntu4 2012-03-21 23:21:53 status unpacked geany-common 0.21.dfsg-1ubuntu4 2012-03-21 23:21:53 install geany <none> 0.21.dfsg-1ubuntu4 2012-03-21 23:21:53 status half-installed geany 0.21.dfsg-1ubuntu4 2012-03-21 23:21:53 status triggers-pending man-db 2.6.1-1 2012-03-21 23:21:53 status half-installed geany 0.21.dfsg-1ubuntu4 2012-03-21 23:21:53 status triggers-pending bamfdaemon 0.2.112-0ubuntu1 2012-03-21 23:21:53 status half-installed geany 0.21.dfsg-1ubuntu4 2012-03-21 23:21:53 status triggers-pending desktop-file-utils 0.20-0ubuntu1 2012-03-21 23:21:53 status half-installed geany 0.21.dfsg-1ubuntu4 2012-03-21 23:21:53 status triggers-pending gnome-menus 3.3.5-0ubuntu2 2012-03-21 23:21:53 status half-installed geany 0.21.dfsg-1ubuntu4 2012-03-21 23:21:53 status unpacked geany 0.21.dfsg-1ubuntu4 2012-03-21 23:21:53 status unpacked geany 0.21.dfsg-1ubuntu4 2012-03-21 23:21:53 trigproc hicolor-icon-theme 0.12-1ubuntu1 0.12-1ubuntu1 2012-03-21 23:21:53 status half-configured hicolor-icon-theme 0.12-1ubuntu1 2012-03-21 23:21:53 status installed hicolor-icon-theme 0.12-1ubuntu1 2012-03-21 23:21:53 trigproc doc-base 0.10.3 0.10.3 2012-03-21 23:21:53 status half-configured doc-base 0.10.3 2012-03-21 23:21:54 status installed doc-base 0.10.3 2012-03-21 23:21:54 trigproc man-db 2.6.1-1 2.6.1-1 2012-03-21 23:21:54 status half-configured man-db 2.6.1-1 2012-03-21 23:21:54 status installed man-db 2.6.1-1 2012-03-21 23:21:54 trigproc bamfdaemon 0.2.112-0ubuntu1 0.2.112-0ubuntu1 2012-03-21 23:21:54 status half-configured bamfdaemon 0.2.112-0ubuntu1 2012-03-21 23:21:54 status installed bamfdaemon 0.2.112-0ubuntu1 2012-03-21 23:21:54 trigproc desktop-file-utils 0.20-0ubuntu1 0.20-0ubuntu1 2012-03-21 23:21:54 status half-configured desktop-file-utils 0.20-0ubuntu1 2012-03-21 23:21:54 status installed desktop-file-utils 0.20-0ubuntu1 2012-03-21 23:21:54 trigproc gnome-menus 3.3.5-0ubuntu2 3.3.5-0ubuntu2 2012-03-21 23:21:54 status half-configured gnome-menus 3.3.5-0ubuntu2 2012-03-21 23:21:54 status installed gnome-menus 3.3.5-0ubuntu2 2012-03-21 23:21:55 startup packages configure 2012-03-21 23:21:55 configure geany-common 0.21.dfsg-1ubuntu4 <none> 2012-03-21 23:21:55 status unpacked geany-common 0.21.dfsg-1ubuntu4 2012-03-21 23:21:55 status half-configured geany-common 0.21.dfsg-1ubuntu4 2012-03-21 23:21:55 status installed geany-common 0.21.dfsg-1ubuntu4 2012-03-21 23:21:55 configure geany 0.21.dfsg-1ubuntu4 <none> 2012-03-21 23:21:55 status unpacked geany 0.21.dfsg-1ubuntu4 2012-03-21 23:21:55 status half-configured geany 0.21.dfsg-1ubuntu4 2012-03-21 23:21:55 status installed geany 0.21.dfsg-1ubuntu4 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/962466 Title: Kernel crash / oops To manage notifications 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