As a test I connected my mobile phone to my to PC three times and removed the device. No crash. Marking bug Fix-Released as now using newer version of kernel - 3.2.0-16.25
** Changed in: linux (Ubuntu) Status: Incomplete => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/931098 Title: BUG: unable to handle kernel NULL pointer dereference at 00000004 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/931098/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs