[CentOS] Kernel message - Disabling IRQ #50

Thu May 28 09:08:03 UTC 2009
Sergej Kandyla <sk.paix at gmail.com>

Hi all!

After booting the server I have this message:


irq 50: nobody cared (try booting with the "irqpoll" option)

Call Trace:
 <IRQ>  [<ffffffff800c17e6>] __report_bad_irq+0x30/0x7d
 [<ffffffff800c1a19>] note_interrupt+0x1e6/0x227
 [<ffffffff800c0f15>] __do_IRQ+0xbd/0x103
 [<ffffffff8006e249>] do_IRQ+0x13f/0x14d
 [<ffffffff8006ca05>] default_idle+0x0/0x50
 [<ffffffff80060665>] ret_from_intr+0x0/0xa
 <EOI>  [<ffffffff8006ca2e>] default_idle+0x29/0x50
 [<ffffffff8004b45d>] cpu_idle+0x77/0x96
 [<ffffffff803f3826>] start_kernel+0x240/0x245
 [<ffffffff803f3237>] _sinittext+0x237/0x23e

handlers:
[<ffffffff801df6c6>] (usb_hcd_irq+0x0/0x55)
Disabling IRQ #50

 # cat /proc/interrupts
           CPU0       CPU1      
  0:     100127   89815252    IO-APIC-edge  timer
  1:        144         82    IO-APIC-edge  i8042
  7:          0          0    IO-APIC-edge  parport0
  8:          0          1    IO-APIC-edge  rtc
  9:          0          0   IO-APIC-level  acpi
 12:       2783       1158    IO-APIC-edge  i8042
 50:      82343      17657   IO-APIC-level  ehci_hcd:usb2
 58:          0         87   IO-APIC-level  ohci_hcd:usb3, HDA Intel
 66:          0          0   IO-APIC-level  ohci_hcd:usb4
 98:   14065984          0         PCI-MSI  eth0
233:     343943     698091   IO-APIC-level  ehci_hcd:usb1, ahci
NMI:       2027       2500
LOC:   89901484   89901412
ERR:          0
MIS:          0


Server works normal, but what should I do with this ? Disable a USB 
support ?

Hardware: Asus M2N-VM DVI,  Athlon X2 4800+, 6G DDR2
Centos 5.3 x86_64

If you wish, dmesg here:  http://paix.org.ua/tmp/dmesg_270509.txt

Thanks!.

 -- 
Best wishes, Sergej Kandyla