Oh, just noticed that Linux/Documentation/dvb/README.dvb-usb reads: ============================== 2. Known problems and bugs
- Don't remove the USB device while running an DVB application, your system will go crazy or die most likely. ============================== So I guess that this is a "known issue". -- kernel BUG at arch/i386/lib/usercopy.c:608! https://launchpad.net/bugs/62731 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs