Happened again, and resetting via ctrl+alt+sysrq-reisub worked. The relevant part of the syslog: (as per requested by apw on irc) Jun 7 10:07:33 monster kernel: [79555.673906] usb 4-3: USB disconnect, address 3 Jun 7 10:07:35 monster kernel: [79557.460073] usb 4-3: new low speed USB device using ohci_hcd and address 4 Jun 7 10:07:35 monster kernel: [79557.661429] input: Logitech USB-PS/2 Optical Mouse as /devices/pci0000:00/0000:00:12.0/usb4/4-3/4-3:1.0/input/input13 Jun 7 10:07:35 monster kernel: [79557.661594] generic-usb 0003:046D:C050.0003: input,hidraw0: USB HID v1.10 Mouse [Logitech USB-PS/2 Optical Mouse] on usb-0000:00:12.0-3/input0 Jun 7 10:17:01 monster CRON[13591]: (root) CMD ( cd / && run-parts --report /etc/cron.hourly) Jun 7 10:32:05 monster kernel: [81028.414275] SysRq : Keyboard mode set to system default Jun 7 10:32:07 monster kernel: [81029.756536] SysRq : Terminate All Tasks
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/792291 Title: Machine hung, display frozen -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs