Вне зависимости от того, запущен или нет kbluetooth при запуске без брелка, KBlueMon валится вот так:

Проверка системной конфигурации при запуске выключена.

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Using host libthread_db library "/lib/libthread_db.so.1".
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[Thread debugging using libthread_db enabled]
[New Thread -1228028160 (LWP 12167)]
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[KCrash handler]
#6  0xb7f1b430 in __kernel_vsyscall ()
#7  0xb7a75ea0 in raise () from /lib/libc.so.6
#8  0xb7a77661 in abort () from /lib/libc.so.6
#9  0xb72b8015 in QWidget::setUpdatesEnabled () from /usr/lib/libdbus-1.so.3
#10 0xb72c1428 in QWidget::setUpdatesEnabled () from /usr/lib/libdbus-1.so.3
#11 0xb7aa1d9c in fflush () from /lib/libc.so.6
#12 0xb72b3a56 in QWidget::setUpdatesEnabled () from /usr/lib/libdbus-1.so.3
#13 0xb7b725c0 in QWidget::setUpdatesEnabled () from /lib/libc.so.6
#14 0x00000001 in ?? ()
#15 0xb72c0b60 in QWidget::setUpdatesEnabled () from /usr/lib/libdbus-1.so.3
#16 0xbf934234 in ?? ()
#17 0x00000000 in ?? ()