One of my computers commonly has usb errors when printing and the
other (so far) doesn't have any problems printing.

Problem computer,
/proc/pci
USB Controller: VIA Technologies, Inc. UHCI USB (rev 2).
driver usb-uhci
/proc/bus/usb/devices
T:  Bus=01 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 15 Spd=12  MxCh= 2
B:  Alloc=118/900 us (13%), #Int=  1, #Iso=  0
D:  Ver= 1.00 Cls=09(hub  ) Sub=00 Prot=00 MxPS= 8 #Cfgs=  1
P:  Vendor=0000 ProdID=0000 Rev= 0.00
S:  Product=USB UHCI Root Hub
S:  SerialNumber=e000
C:* #Ifs= 1 Cfg#= 1 Atr=40 MxPwr=  0mA
I:  If#= 0 Alt= 0 #EPs= 1 Cls=09(hub  ) Sub=00 Prot=00 Driver=hub
E:  Ad=81(I) Atr=03(Int.) MxPS=   8 Ivl=255ms
T:  Bus=01 Lev=01 Prnt=15 Port=00 Cnt=01 Dev#= 16 Spd=1.5 MxCh= 0
D:  Ver= 1.10 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs=  1
P:  Vendor=046d ProdID=c00c Rev= 6.10
S:  Manufacturer=Logitech
S:  Product=USB Mouse
C:* #Ifs= 1 Cfg#= 1 Atr=a0 MxPwr=100mA
I:  If#= 0 Alt= 0 #EPs= 1 Cls=03(HID  ) Sub=01 Prot=02 Driver=hid
E:  Ad=81(I) Atr=03(Int.) MxPS=   8 Ivl= 10ms


error messages
usb-uhci.c: interrupt, status 2, frame# 1555
printer.c: usblp0: nonzero read/write bulk status received: -110
usb-uhci.c: interrupt, status 2, frame# 1559
printer.c: usblp0: failed reading printer status
usb-uhci.c: interrupt, status 2, frame# 1563
printer.c: usblp0: failed reading printer status
usb-uhci.c: interrupt, status 2, frame# 1567
printer.c: usblp0: failed reading printer status
usb-uhci.c: interrupt, status 2, frame# 1570
printer.c: usblp0: failed reading printer status
usb-uhci.c: interrupt, status 2, frame# 1572
hub.c: port 2 enable change, status 101
hub.c: already running port 2 disabled by hub (EMI?), re-enabling...
hub.c: port 2, portstatus 101, change 2, 12 Mb/s
usb.c: USB disconnect on device 6
printer.c: usblp0: failed reading printer status
hub.c: port 2, portstatus 103, change 0, 12 Mb/s
hub.c: USB new device connect on bus1/2, assigned device number 7
usb.c: kmalloc IF cf705240, numif 1
usb.c: new device strings: Mfr=1, Product=2, SerialNumber=3
usb.c: USB device number 7 default language ID 0x409
Manufacturer: Canon
Product: BJC-2100
SerialNumber: D1Q4MW
printer.c: usblp1: USB Bidirectional printer dev 7 if 0 alt 0
usb.c: usblp driver claimed interface cf705240
hub.c: port 2 connection change
hub.c: port 2, portstatus 101, change 3, 12 Mb/s
usb.c: USB disconnect on device 7
hub.c: port 2, portstatus 103, change 0, 12 Mb/s
hub.c: USB new device connect on bus1/2, assigned device number 8
usb.c: kmalloc IF cf705540, numif 1
usb.c: new device strings: Mfr=1, Product=2, SerialNumber=3
usb.c: USB device number 8 default language ID 0x409
Manufacturer: Canon
Product: BJC-2100
SerialNumber: D1Q4MW
printer.c: usblp1: USB Bidirectional printer dev 8 if 0 alt 0
usb.c: usblp driver claimed interface cf705540

the computer that is working fine
/proc/pci
USB Controller: NEC Corporation USB (rev 2).

/proc/bus/usb/devices 
T:  Bus=01 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#=  1 Spd=12  MxCh= 2
B:  Alloc=  0/900 us ( 0%), #Int=  0, #Iso=  0
D:  Ver= 1.10 Cls=09(hub  ) Sub=00 Prot=00 MxPS= 8 #Cfgs=  1
P:  Vendor=0000 ProdID=0000 Rev= 0.00
S:  Product=USB OHCI Root Hub
S:  SerialNumber=c303c000
C:* #Ifs= 1 Cfg#= 1 Atr=40 MxPwr=  0mA
I:  If#= 0 Alt= 0 #EPs= 1 Cls=09(hub  ) Sub=00 Prot=00 Driver=hub
E:  Ad=81(I) Atr=03(Int.) MxPS=   2 Ivl=255ms
T:  Bus=01 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#=  3 Spd=12  MxCh= 0
D:  Ver= 1.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs=  1
P:  Vendor=04a9 ProdID=1056 Rev= 1.00
S:  Manufacturer=Canon
S:  Product=BJC-2100
S:  SerialNumber=D1Q4MW
C:* #Ifs= 1 Cfg#= 1 Atr=40 MxPwr=  2mA
I:  If#= 0 Alt= 0 #EPs= 2 Cls=07(print) Sub=01 Prot=02 Driver=usblp
E:  Ad=01(O) Atr=02(Bulk) MxPS=  64 Ivl=  0ms
E:  Ad=82(I) Atr=02(Bulk) MxPS=  64 Ivl=  0ms

drivers usb-ohci

Any ideas?

the problem one uses k6-2, 2.4.2 kernel
the working one uses Pentium MMX, 2.4.3-pre4 kerenl

-- 
                +---------------------------------+
                |      David Fries                |
                |      [EMAIL PROTECTED]        |
                +---------------------------------+

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