Linux Hangs ACPI: PCI Root Bridge [PCI0] (0000:00)

monitor/mwait feature present.
using mwait in idle threads.
cpu: l1 i cache 32k, l1 d cache 32k
cpu: l2 cache: 2048k
mtrr: v2.0 (20020519)
cpu: intel(r) core(tm) 2 cpu 4300 at 1.80ghz stepping 02
enabling fast fpu save and restore... done
enabling unmasked simd fpu exception support... done
checking 'hlt' instruction... ok
checking if image is initramfs... it is
freeing initrd memory: 6843k freed.
acpi: looking for dsdt... not found!
enabling io-apic irqs
.. timer: vector=0x31 apic1=0 pin1=2 apic2=-1 pin2=-1
net: registered protocol family 16
eisa bus registered
acpi: pci bios revision 3.00 entry at 0xfa020, last bus=2
pci: using mmconfig
acpi: subsystem revision 20051216
acpi: interpreter enabled.
acpi: using ioapic for interrupt routing
acpi: pci root bridge [pci0] (0000:00)

do you have any advice on how to fix this and what i need to do to overcome this problem.

i've never seen this error before im not sure how to fix please send me a mail.....





https://www.wallpaperama.com/forums/linux-hangs-acpi-pci-root-bridge-pci0-000000-t5670.html

linux acpi=off

centos 5.1

ok, you can resolve it, or bypass this error if you boot with this command:

While booting the Redhat5 from hdd i am getting the following error message "ACPI: Assume root bridge [\_SB_.PCI0] segment is 0"

anyone help me on this issue..

try ubuntuforums.org/showthread.php?t=3