:: Kernel error
if you get kenel error on your CentOS Linux like:

kernel:do_IRQ: 1.92 No irq handler for vector (irq -1)

 
:: How to fix No irq handler for vector
o Just add pci line on linux bootloader (GRUB)

vi /boot/grub/menu.lst
## add this line in end of kernel options:
pci=nomsi,noaer

so like :

title CentOS Linux (2.6.32-71.29.1.el6.i686)
        root (hd0,0)
        kernel /vmlinuz-2.6.32-71.29.1.el6.i686 ro root=/dev/mapper/vg_id-lv_root rd_LVM_LV=vg_id/lv_root rd_LVM_LV=vg_id/lv_swap rd_NO_LUKS rd_NO_MD rd_NO_DM LANG=en_US.UTF-8 SYSFONT=latarcyrheb-sun16 KEYBOARDTYPE=pc KEYTABLE=us nomodeset crashkernel=auto rhgb quiet pci=nomsi,noaer
        initrd /initramfs-2.6.32-71.29.1.el6.i686.img

o Rebooting the server / pc

reboot

or

shutdown -r now

 
:: Links
+ Google
+ Lime-Technology