I have the same problem. It was working fine on kubuntu 8.04 w/ kernel
2.6.24-23
I just did a fresh install of Kubuntu 8.10 and I'm getting the same errors:
I have a few partitions mounted over NFS. It hapens when I do large
transfers.
dmesg:
[ 6713.988320] b44: eth0: Link is up at 100 Mbps, full duplex.
[ 6713.988331] b44: eth0: Flow control is off for TX and off for RX.
[ 6736.366678] b44: eth0: powering down PHY
[ 6736.988227] b44: eth0: Link is down.
[ 6739.989318] b44: eth0: Link is up at 100 Mbps, full duplex.
[ 6739.989329] b44: eth0: Flow control is off for TX and off for RX.
lspci
01:00.0 VGA compatible controller: ATI Technologies Inc Radeon Mobility X1400
Subsystem: Dell Device 2002
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR- FastB2B- DisINTx-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
Latency: 0, Cache Line Size: 64 bytes
Interrupt: pin A routed to IRQ 16
Region 0: Memory at d0000000 (32-bit, prefetchable) [size=256M]
Region 1: I/O ports at ee00 [size=256]
Region 2: Memory at efdf0000 (32-bit, non-prefetchable) [size=64K]
Expansion ROM at efe00000 [disabled] [size=128K]
Capabilities: <access denied>
03:00.0 Ethernet controller: Broadcom Corporation BCM4401-B0 100Base-TX (rev 02)
Subsystem: Dell Device 01cd
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR+ FastB2B- DisINTx-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
Latency: 64
Interrupt: pin A routed to IRQ 17
Region 0: Memory at ef9fe000 (32-bit, non-prefetchable) [size=8K]
Capabilities: <access denied>
Kernel driver in use: b44
Kernel modules: b44
dpkg -l
ii radeontool 1.5-5build1
utility to control ATI Radeon backlight func
ii xserver-xorg-video-radeon
1:6.9.0+git20081003.f9826a56-0ubuntu2.1 X.Org X server -- ATI Radeon
display driver
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Unreliable network connection with B44 driver
https://bugs.launchpad.net/bugs/279102
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