I have this problem too kernel 2 2.6.31-3-generic VirtualBox 3.0.2 for Linux
dmesg | grep watchdog [ 0.000000] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-2.6.31-3-generic root=UUID=bf7e7382-637c-49b2-b010-a56276e27219 ro quiet splash nmi_watchdog=0 [ 20.440185] vboxdrv: Trying to deactivate the NMI watchdog permanently... [ 20.440190] vboxdrv: NMI watchdog either active or at least initialized. Please disable the NMI [ 20.440191] vboxdrv: watchdog by specifying 'nmi_watchdog=0' at kernel command line. [ 586.110601] vboxdrv: Trying to deactivate the NMI watchdog permanently... [ 586.110606] vboxdrv: NMI watchdog either active or at least initialized. Please disable the NMI [ 586.110608] vboxdrv: watchdog by specifying 'nmi_watchdog=0' at kernel command line. [ 1125.410335] vboxdrv: Trying to deactivate the NMI watchdog permanently... [ 1125.410341] vboxdrv: NMI watchdog either active or at least initialized. Please disable the NMI [ 1125.410342] vboxdrv: watchdog by specifying 'nmi_watchdog=0' at kernel command line. [ 1641.876499] vboxdrv: Trying to deactivate the NMI watchdog permanently... [ 1641.876504] vboxdrv: NMI watchdog either active or at least initialized. Please disable the NMI [ 1641.876506] vboxdrv: watchdog by specifying 'nmi_watchdog=0' at kernel command line. cat /proc/interrupts | grep NMI NMI: 0 Non-maskable interrupts -- vboxdrv occasionally fails to load on karmic 2.6.30 kernels due to active nmi_watchdog https://bugs.launchpad.net/bugs/399732 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs