that my issue for this problem : For me it's ok with option nosmp to the kernel . I'have, hp dv9000ea laptop , with broadcom 4310 , my graphic card is nvidia 7600 . I use nvidia proprietary drivers and ndiswrapper for the wifi . But the performance are reduced.....
-- BCM1390M (broadcom 4311) with ndiswrapper and nvidia IRQ conflicts https://launchpad.net/bugs/57355 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs