Interface USB trava
Salve.
Em uma máquina com placa mãe Intel S875WP1-E e Debian Sarge, os
dispositivos USB conectados travam durante a sua utilização.
Um simples cat /proc/bus/usb/device trava, não conseguindo listar as
interfaces USB existentes.
Nem o kill -9 consegue matar o processo do cat.
[16:03] root@servidor [root]$ lspci
0000:00:00.0 Host bridge: Intel Corp. 82875P Memory Controller Hub (rev 02)
0000:00:01.0 PCI bridge: Intel Corp. 82875P Processor to AGP Controller
(rev 02)
0000:00:1d.0 USB Controller: Intel Corp. 82801EB/ER (ICH5/ICH5R) USB
UHCI #1 (rev 02)
0000:00:1d.1 USB Controller: Intel Corp. 82801EB/ER (ICH5/ICH5R) USB
UHCI #2 (rev 02)
0000:00:1d.2 USB Controller: Intel Corp. 82801EB/ER (ICH5/ICH5R) USB
UHCI #3 (rev 02)
0000:00:1d.3 USB Controller: Intel Corp. 82801EB/ER (ICH5/ICH5R) USB
UHCI #4 (rev 02)
0000:00:1d.7 USB Controller: Intel Corp. 82801EB/ER (ICH5/ICH5R) USB2
EHCI Controller (rev 02)
0000:00:1e.0 PCI bridge: Intel Corp. 82801 PCI Bridge (rev c2)
0000:00:1f.0 ISA bridge: Intel Corp. 82801EB/ER (ICH5/ICH5R) LPC Bridge
(rev 02)
0000:00:1f.1 IDE interface: Intel Corp. 82801EB/ER (ICH5/ICH5R) Ultra
ATA 100 Storage Controller (rev 02)
0000:00:1f.3 SMBus: Intel Corp. 82801EB/ER (ICH5/ICH5R) SMBus Controller
(rev 02)
0000:02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd.
RTL-8139/8139C/8139C+ (rev 10)
0000:02:06.0 VGA compatible controller: ATI Technologies Inc Rage XL
(rev 27)
0000:02:08.0 Ethernet controller: Intel Corp. 82562EZ 10/100 Ethernet
Controller (rev 01)
[16:03] root@servidor [root]$ cat /proc/interrupts
CPU0
0: 340105092 IO-APIC-edge timer
1: 8 IO-APIC-edge i8042
4: 2113255 IO-APIC-edge serial
9: 0 IO-APIC-level acpi
14: 312672 IO-APIC-edge ide0
15: 519029 IO-APIC-edge ide1
169: 0 IO-APIC-level uhci_hcd, uhci_hcd
177: 0 IO-APIC-level uhci_hcd
185: 6 IO-APIC-level uhci_hcd
193: 491318 IO-APIC-level ehci_hcd
209: 16664563 IO-APIC-level eth0
217: 170053 IO-APIC-level eth1
NMI: 0
LOC: 340128187
ERR: 0
MIS: 0
Alguém sabe o que pode estar acontecendo?
Obrigado,
Wendell
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