>Synopsis: bgpd does not keep up with interface configuration changes
>Category: system
>Environment:
System : OpenBSD 5.9
Details : OpenBSD 5.9-beta (GENERIC.MP) #0: Mon Jan 11 08:40:11 CET
2016
[email protected]:/usr/src/sys/arch/amd64/compile/GENERIC.MP
Architecture: OpenBSD.amd64
Machine : amd64
>Description:
network inet connected does not keep up with interface configuration
changes.
This has worked fine as long as I can remember with exception of 5.6
and 5.8.
It fails in -current also.
>How-To-Repeat:
Freshly booted:
delorean# cat /etc/bgpd.conf
AS 65001
network inet connected
network inet static
delorean# ifconfig
lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 32768
priority: 0
groups: lo
inet6 ::1 prefixlen 128
inet6 fe80::1%lo0 prefixlen 64 scopeid 0x3
inet 127.0.0.1 netmask 0xff000000
em0: flags=18843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST,MPSAFE> mtu 1500
lladdr 08:2e:5f:1d:82:b8
priority: 0
groups: egress
media: Ethernet autoselect (1000baseT full-duplex)
status: active
inet 10.96.5.34 netmask 0xffffff00 broadcast 10.96.5.255
enc0: flags=0<>
priority: 0
groups: enc
status: active
pflog0: flags=141<UP,RUNNING,PROMISC> mtu 33144
priority: 0
groups: pflog
delorean# bgpctl show rib
flags: * = Valid, > = Selected, I = via IBGP, A = Announced, S = Stale
origin: i = IGP, e = EGP, ? = Incomplete
flags destination gateway lpref med aspath origin
AI*> 10.96.5.0/24 0.0.0.0 100 0 i
delorean# bgpctl show fib
flags: * = valid, B = BGP, C = Connected, S = Static, D = Dynamic
N = BGP Nexthop reachable via this route R = redistributed
r = reject route, b = blackhole route
flags prio destination gateway
*S 8 0.0.0.0/0 10.96.5.1
*C R 4 10.96.5.0/24 link#1
*C 0 127.0.0.0/8 link#0
*S r 8 127.0.0.0/8 127.0.0.1
* 1 127.0.0.1/32 127.0.0.1
*S r 8 224.0.0.0/4 127.0.0.1
*S r 8 ::/96 ::1
*S r 8 ::/104 ::1
*C 0 ::1/128 link#0
* 1 ::1/128 ::1
*S r 8 ::127.0.0.0/104 ::1
*S r 8 ::224.0.0.0/100 ::1
*S r 8 ::255.0.0.0/104 ::1
*S r 8 ::ffff:0.0.0.0/96 ::1
*S r 8 2002::/24 ::1
*S r 8 2002:7f00::/24 ::1
*S r 8 2002:e000::/20 ::1
*S r 8 2002:ff00::/24 ::1
*S r 8 fe80::/10 ::1
* 1 fe80:3::1/128 fe80:3::1
*S r 8 fec0::/10 ::1
*S r 8 ff01::/16 ::1
* 4 ff01:3::/32 ::1
*S r 8 ff02::/16 ::1
* 4 ff02:3::/32 ::1
delorean#
Add interface:
delorean# ifconfig vlan69 create
delorean# ifconfig vlan69 vlandev em0 vlan 69 up
delorean# ifconfig vlan69 1.1.1.1/24
delorean# ifconfig vlan69
vlan69: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
lladdr 08:2e:5f:1d:82:b8
priority: 0
vlan: 69 parent interface: em0
groups: vlan
status: active
inet 1.1.1.1 netmask 0xffffff00 broadcast 1.1.1.255
delorean#
delorean# bgpctl show rib
flags: * = Valid, > = Selected, I = via IBGP, A = Announced, S = Stale
origin: i = IGP, e = EGP, ? = Incomplete
flags destination gateway lpref med aspath origin
AI*> 10.96.5.0/24 0.0.0.0 100 0 i
delorean# bgpctl show fib
flags: * = valid, B = BGP, C = Connected, S = Static, D = Dynamic
N = BGP Nexthop reachable via this route R = redistributed
r = reject route, b = blackhole route
flags prio destination gateway
*S 8 0.0.0.0/0 10.96.5.1
* 0 1.1.1.0/24 1.1.1.1
* 0 1.1.1.255/32 1.1.1.1
*C R 4 10.96.5.0/24 link#1
*C 0 127.0.0.0/8 link#0
*S r 8 127.0.0.0/8 127.0.0.1
* 1 127.0.0.1/32 127.0.0.1
*S r 8 224.0.0.0/4 127.0.0.1
*S r 8 ::/96 ::1
*S r 8 ::/104 ::1
*C 0 ::1/128 link#0
* 1 ::1/128 ::1
*S r 8 ::127.0.0.0/104 ::1
*S r 8 ::224.0.0.0/100 ::1
*S r 8 ::255.0.0.0/104 ::1
*S r 8 ::ffff:0.0.0.0/96 ::1
*S r 8 2002::/24 ::1
*S r 8 2002:7f00::/24 ::1
*S r 8 2002:e000::/20 ::1
*S r 8 2002:ff00::/24 ::1
*S r 8 fe80::/10 ::1
* 1 fe80:3::1/128 fe80:3::1
*S r 8 fec0::/10 ::1
*S r 8 ff01::/16 ::1
* 4 ff01:3::/32 ::1
*S r 8 ff02::/16 ::1
* 4 ff02:3::/32 ::1
delorean#
delorean# /etc/rc.d/bgpd restart
bgpd(ok)
bgpd(ok)
delorean# bgpctl show rib
flags: * = Valid, > = Selected, I = via IBGP, A = Announced, S = Stale
origin: i = IGP, e = EGP, ? = Incomplete
flags destination gateway lpref med aspath origin
AI*> 1.1.1.0/24 0.0.0.0 100 0 i
AI*> 10.96.5.0/24 0.0.0.0 100 0 i
delorean# bgpctl show fib
flags: * = valid, B = BGP, C = Connected, S = Static, D = Dynamic
N = BGP Nexthop reachable via this route R = redistributed
r = reject route, b = blackhole route
flags prio destination gateway
*S 8 0.0.0.0/0 10.96.5.1
*C R 4 1.1.1.0/24 link#5
*C R 4 10.96.5.0/24 link#1
*C 0 127.0.0.0/8 link#0
*S r 8 127.0.0.0/8 127.0.0.1
* 1 127.0.0.1/32 127.0.0.1
*S r 8 224.0.0.0/4 127.0.0.1
*S r 8 ::/96 ::1
*S r 8 ::/104 ::1
*C 0 ::1/128 link#0
* 1 ::1/128 ::1
*S r 8 ::127.0.0.0/104 ::1
*S r 8 ::224.0.0.0/100 ::1
*S r 8 ::255.0.0.0/104 ::1
*S r 8 ::ffff:0.0.0.0/96 ::1
*S r 8 2002::/24 ::1
*S r 8 2002:7f00::/24 ::1
*S r 8 2002:e000::/20 ::1
*S r 8 2002:ff00::/24 ::1
*S r 8 fe80::/10 ::1
* 1 fe80:3::1/128 fe80:3::1
*S r 8 fec0::/10 ::1
*S r 8 ff01::/16 ::1
* 4 ff01:3::/32 ::1
*S r 8 ff02::/16 ::1
* 4 ff02:3::/32 ::1
delorean#
Change address on interface:
delorean# ifconfig vlan69 2.2.2.2/24
delorean# ifconfig vlan69
vlan69: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
lladdr 08:2e:5f:1d:82:b8
priority: 0
vlan: 69 parent interface: em0
groups: vlan
status: active
inet 2.2.2.2 netmask 0xffffff00 broadcast 2.2.2.255
delorean# bgpctl show rib
flags: * = Valid, > = Selected, I = via IBGP, A = Announced, S = Stale
origin: i = IGP, e = EGP, ? = Incomplete
flags destination gateway lpref med aspath origin
AI*> 1.1.1.0/24 0.0.0.0 100 0 i
AI*> 10.96.5.0/24 0.0.0.0 100 0 i
delorean# bgpctl show fib
flags: * = valid, B = BGP, C = Connected, S = Static, D = Dynamic
N = BGP Nexthop reachable via this route R = redistributed
r = reject route, b = blackhole route
flags prio destination gateway
*S 8 0.0.0.0/0 10.96.5.1
*C R 4 1.1.1.0/24 link#5
* 0 2.2.2.0/24 2.2.2.2
* 0 2.2.2.255/32 2.2.2.2
*C R 4 10.96.5.0/24 link#1
*C 0 127.0.0.0/8 link#0
*S r 8 127.0.0.0/8 127.0.0.1
* 1 127.0.0.1/32 127.0.0.1
*S r 8 224.0.0.0/4 127.0.0.1
*S r 8 ::/96 ::1
*S r 8 ::/104 ::1
*C 0 ::1/128 link#0
* 1 ::1/128 ::1
*S r 8 ::127.0.0.0/104 ::1
*S r 8 ::224.0.0.0/100 ::1
*S r 8 ::255.0.0.0/104 ::1
*S r 8 ::ffff:0.0.0.0/96 ::1
*S r 8 2002::/24 ::1
*S r 8 2002:7f00::/24 ::1
*S r 8 2002:e000::/20 ::1
*S r 8 2002:ff00::/24 ::1
*S r 8 fe80::/10 ::1
* 1 fe80:3::1/128 fe80:3::1
*S r 8 fec0::/10 ::1
*S r 8 ff01::/16 ::1
* 4 ff01:3::/32 ::1
*S r 8 ff02::/16 ::1
* 4 ff02:3::/32 ::1
delorean#
delorean# /etc/rc.d/bgpd restart
bgpd(ok)
bgpd(ok)
delorean# bgpctl show rib
flags: * = Valid, > = Selected, I = via IBGP, A = Announced, S = Stale
origin: i = IGP, e = EGP, ? = Incomplete
flags destination gateway lpref med aspath origin
AI*> 2.2.2.0/24 0.0.0.0 100 0 i
AI*> 10.96.5.0/24 0.0.0.0 100 0 i
delorean# bgpctl show fib
flags: * = valid, B = BGP, C = Connected, S = Static, D = Dynamic
N = BGP Nexthop reachable via this route R = redistributed
r = reject route, b = blackhole route
flags prio destination gateway
*S 8 0.0.0.0/0 10.96.5.1
*C R 4 2.2.2.0/24 link#5
*C R 4 10.96.5.0/24 link#1
*C 0 127.0.0.0/8 link#0
*S r 8 127.0.0.0/8 127.0.0.1
* 1 127.0.0.1/32 127.0.0.1
*S r 8 224.0.0.0/4 127.0.0.1
*S r 8 ::/96 ::1
*S r 8 ::/104 ::1
*C 0 ::1/128 link#0
* 1 ::1/128 ::1
*S r 8 ::127.0.0.0/104 ::1
*S r 8 ::224.0.0.0/100 ::1
*S r 8 ::255.0.0.0/104 ::1
*S r 8 ::ffff:0.0.0.0/96 ::1
*S r 8 2002::/24 ::1
*S r 8 2002:7f00::/24 ::1
*S r 8 2002:e000::/20 ::1
*S r 8 2002:ff00::/24 ::1
*S r 8 fe80::/10 ::1
* 1 fe80:3::1/128 fe80:3::1
*S r 8 fec0::/10 ::1
*S r 8 ff01::/16 ::1
* 4 ff01:3::/32 ::1
*S r 8 ff02::/16 ::1
* 4 ff02:3::/32 ::1
delorean#
>Fix:
No fix except to restart bgpd.
dmesg:
OpenBSD 5.9-beta (GENERIC.MP) #0: Mon Jan 11 08:40:11 CET 2016
[email protected]:/usr/src/sys/arch/amd64/compile/GENERIC.MP
RTC BIOS diagnostic error d0<clock_battery,ROM_cksum,memory_size>
real mem = 4161183744 (3968MB)
avail mem = 4030939136 (3844MB)
mpath0 at root
scsibus0 at mpath0: 256 targets
mainbus0 at root
bios0 at mainbus0: SMBIOS rev. 2.7 @ 0xe87ec (85 entries)
bios0: vendor Hewlett-Packard version "J01 v02.15" date 11/10/2011
bios0: Hewlett-Packard HP Compaq 8200 Elite SFF PC
acpi0 at bios0: rev 2
acpi0: sleep states S0 S3 S4 S5
acpi0: tables DSDT FACP APIC SSDT MCFG HPET ASF! SSDT SLIC TCPA DMAR
acpi0: wakeup devices PS2K(S3) PS2M(S3) BR20(S4) EUSB(S3) USBE(S3)
PEX0(S4) PEX1(S4) PEX2(S4) PEX3(S4) PEX4(S4) PEX5(S4) PEX6(S4)
PEX7(S4) GBE_(S4) P0P1(S4) P0P2(S4) [...]
acpitimer0 at acpi0: 3579545 Hz, 24 bits
acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat
cpu0 at mainbus0: apid 0 (boot processor)
cpu0: Intel(R) Core(TM) i5-2500 CPU @ 3.30GHz, 3293.47 MHz
cpu0:
FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLINE,AES,XSAVE,AVX,NXE,LONG,LAHF,PERF,ITSC,SENSOR,ARAT
cpu0: 256KB 64b/line 8-way L2 cache
cpu0: smt 0, core 0, package 0
mtrr: Pentium Pro MTRR support, 10 var ranges, 88 fixed ranges
cpu0: apic clock running at 99MHz
cpu0: mwait min=64, max=64, C-substates=0.2.1.1, IBE
cpu1 at mainbus0: apid 2 (application processor)
cpu1: Intel(R) Core(TM) i5-2500 CPU @ 3.30GHz, 3292.55 MHz
cpu1:
FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLINE,AES,XSAVE,AVX,NXE,LONG,LAHF,PERF,ITSC,SENSOR,ARAT
cpu1: 256KB 64b/line 8-way L2 cache
cpu1: smt 0, core 1, package 0
cpu2 at mainbus0: apid 4 (application processor)
cpu2: Intel(R) Core(TM) i5-2500 CPU @ 3.30GHz, 3292.55 MHz
cpu2:
FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLINE,AES,XSAVE,AVX,NXE,LONG,LAHF,PERF,ITSC,SENSOR,ARAT
cpu2: 256KB 64b/line 8-way L2 cache
cpu2: smt 0, core 2, package 0
cpu3 at mainbus0: apid 6 (application processor)
cpu3: Intel(R) Core(TM) i5-2500 CPU @ 3.30GHz, 3292.55 MHz
cpu3:
FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLINE,AES,XSAVE,AVX,NXE,LONG,LAHF,PERF,ITSC,SENSOR,ARAT
cpu3: 256KB 64b/line 8-way L2 cache
cpu3: smt 0, core 3, package 0
ioapic0 at mainbus0: apid 0 pa 0xfec00000, version 20, 24 pins
acpimcfg0 at acpi0 addr 0xe0000000, bus 0-255
acpihpet0 at acpi0: 14318179 Hz
acpiprt0 at acpi0: bus 0 (PCI0)
acpiprt1 at acpi0: bus 5 (BR20)
acpiprt2 at acpi0: bus 1 (PEX0)
acpiprt3 at acpi0: bus -1 (PEX1)
acpiprt4 at acpi0: bus -1 (PEX2)
acpiprt5 at acpi0: bus -1 (PEX3)
acpiprt6 at acpi0: bus 2 (PEX4)
acpiprt7 at acpi0: bus -1 (PEX5)
acpiprt8 at acpi0: bus 3 (PEX6)
acpiprt9 at acpi0: bus 4 (PEX7)
acpiprt10 at acpi0: bus -1 (P0P1)
acpiprt11 at acpi0: bus -1 (P0P2)
acpiprt12 at acpi0: bus -1 (P0P3)
acpiprt13 at acpi0: bus -1 (P0P4)
acpicpu0 at acpi0: C3(350@104 mwait.3@0x20), C2(500@80 mwait.3@0x10),
C1(1000@1 halt), PSS
acpicpu1 at acpi0: C3(350@104 mwait.3@0x20), C2(500@80 mwait.3@0x10),
C1(1000@1 halt), PSS
acpicpu2 at acpi0: C3(350@104 mwait.3@0x20), C2(500@80 mwait.3@0x10),
C1(1000@1 halt), PSS
acpicpu3 at acpi0: C3(350@104 mwait.3@0x20), C2(500@80 mwait.3@0x10),
C1(1000@1 halt), PSS
acpibtn0 at acpi0: SLPB
acpibtn1 at acpi0: PWRB
ipmi at mainbus0 not configured
cpu0: Enhanced SpeedStep 3293 MHz: speeds: 3301, 3300, 3100, 2900,
2700, 2500, 2300, 2100, 1900, 1700, 1600 MHz
pci0 at mainbus0 bus 0
pchb0 at pci0 dev 0 function 0 "Intel Core 2G Host" rev 0x09
inteldrm0 at pci0 dev 2 function 0 "Intel HD Graphics 2000" rev 0x09
drm0 at inteldrm0
inteldrm0: msi
inteldrm0: 1920x1080
wsdisplay0 at inteldrm0 mux 1: console (std, vt100 emulation)
wsdisplay0: screen 1-5 added (std, vt100 emulation)
"Intel 6 Series MEI" rev 0x04 at pci0 dev 22 function 0 not configured
puc0 at pci0 dev 22 function 3 "Intel 6 Series KT" rev 0x04: ports: 1 com
com4 at puc0 port 0 apic 0 int 17: ns16550a, 16 byte fifo
com4: probed fifo depth: 0 bytes
em0 at pci0 dev 25 function 0 "Intel 82579LM" rev 0x04: msi, address
08:2e:5f:1d:82:b8
ehci0 at pci0 dev 26 function 0 "Intel 6 Series USB" rev 0x04: apic 0 int 16
usb0 at ehci0: USB revision 2.0
uhub0 at usb0 "Intel EHCI root hub" rev 2.00/1.00 addr 1
azalia0 at pci0 dev 27 function 0 "Intel 6 Series HD Audio" rev 0x04: msi
azalia0: codecs: Realtek ALC662, Intel/0x2805, using Realtek ALC662
audio0 at azalia0
ppb0 at pci0 dev 28 function 0 "Intel 6 Series PCIE" rev 0xb4: msi
pci1 at ppb0 bus 1
ppb1 at pci0 dev 28 function 4 "Intel 6 Series PCIE" rev 0xb4: msi
pci2 at ppb1 bus 2
ppb2 at pci0 dev 28 function 6 "Intel 6 Series PCIE" rev 0xb4: msi
pci3 at ppb2 bus 3
ppb3 at pci0 dev 28 function 7 "Intel 6 Series PCIE" rev 0xb4: msi
pci4 at ppb3 bus 4
ehci1 at pci0 dev 29 function 0 "Intel 6 Series USB" rev 0x04: apic 0 int 23
usb1 at ehci1: USB revision 2.0
uhub1 at usb1 "Intel EHCI root hub" rev 2.00/1.00 addr 1
ppb4 at pci0 dev 30 function 0 "Intel 82801BA Hub-to-PCI" rev 0xa4
pci5 at ppb4 bus 5
pcib0 at pci0 dev 31 function 0 "Intel Q67 LPC" rev 0x04
ahci0 at pci0 dev 31 function 2 "Intel 6 Series AHCI" rev 0x04: msi, AHCI 1.3
ahci0: port 0: 6.0Gb/s
ahci0: port 2: 1.5Gb/s
scsibus1 at ahci0: 32 targets
sd0 at scsibus1 targ 0 lun 0: <ATA, RunCore SSD, GFW3> SCSI3 0/direct
fixed naa.0000000000000000
sd0: 114473MB, 512 bytes/sector, 234441648 sectors, thin
cd0 at scsibus1 targ 2 lun 0: <hp, CDDVDW SH-216ALN, HA5A> ATAPI
5/cdrom removable
ichiic0 at pci0 dev 31 function 3 "Intel 6 Series SMBus" rev 0x04: apic 0 int 18
iic0 at ichiic0
spdmem0 at iic0 addr 0x50: 2GB DDR3 SDRAM PC3-10600
spdmem1 at iic0 addr 0x52: 2GB DDR3 SDRAM PC3-10600
isa0 at pcib0
isadma0 at isa0
com0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo
pckbc0 at isa0 port 0x60/5 irq 1 irq 12
pckbd0 at pckbc0 (kbd slot)
wskbd0 at pckbd0: console keyboard, using wsdisplay0
pcppi0 at isa0 port 0x61
spkr0 at pcppi0
uhub2 at uhub0 port 1 "Intel Rate Matching Hub" rev 2.00/0.00 addr 2
uhub3 at uhub1 port 1 "Intel Rate Matching Hub" rev 2.00/0.00 addr 2
uhidev0 at uhub3 port 7 configuration 1 interface 0 "HP HP" rev 2.00/0.00 addr 3
uhidev0: iclass 3/1
ums0 at uhidev0: 3 buttons, Z and W dir
wsmouse0 at ums0 mux 0
uhidev1 at uhub3 port 8 configuration 1 interface 0 "Chicony HP Elite
USB Keyboard" rev 1.10/1.21 addr 4
uhidev1: iclass 3/1
ukbd0 at uhidev1: 8 variable keys, 6 key codes
wskbd1 at ukbd0 mux 1
wskbd1: connecting to wsdisplay0
uhidev2 at uhub3 port 8 configuration 1 interface 1 "Chicony HP Elite
USB Keyboard" rev 1.10/1.21 addr 4
uhidev2: iclass 3/0, 2 report ids
uhid0 at uhidev2 reportid 1: input=1, output=0, feature=0
uhid1 at uhidev2 reportid 2: input=2, output=0, feature=0
vscsi0 at root
scsibus2 at vscsi0: 256 targets
softraid0 at root
scsibus3 at softraid0: 256 targets
root on sd0a (665580d5201d7520.a) swap on sd0b dump on sd0b
usbdevs:
Controller /dev/usb0:
addr 1: high speed, self powered, config 1, EHCI root hub(0x0000),
Intel(0x8086), rev 1.00
port 1 addr 2: high speed, self powered, config 1, Rate Matching
Hub(0x0024), Intel(0x8087), rev 0.00
port 1 powered
port 2 powered
port 3 powered
port 4 powered
port 5 powered
port 6 powered
port 2 powered
port 3 powered
Controller /dev/usb1:
addr 1: high speed, self powered, config 1, EHCI root hub(0x0000),
Intel(0x8086), rev 1.00
port 1 addr 2: high speed, self powered, config 1, Rate Matching
Hub(0x0024), Intel(0x8087), rev 0.00
port 1 powered
port 2 powered
port 3 powered
port 4 powered
port 5 powered
port 6 powered
port 7 addr 3: low speed, power 98 mA, config 1, HP(0x0c4a),
HP(0x03f0), rev 0.00
port 8 addr 4: low speed, power 100 mA, config 1, HP Elite USB
Keyboard(0x034a), Chicony(0x03f0), rev 1.21
port 2 powered
port 3 powered
