Actually, while the problem occurs less frequently, it does still happen from time to time. I'm not sure what triggers it, but eventually, windows no longer map in X and sudo hangs indefinitely (for example, I can't do "sudo reboot", because I sudo never asks me for a password).
The concommittent syslog symptom is the following repeated over and over. Oct 30 02:03:17 localhost kernel: [89695.728193] NETDEV WATCHDOG: eth1: transmit timed out Oct 30 02:03:17 localhost kernel: [89695.728204] bcm43xx: Controller RESET (TX timeout) ... Oct 30 02:03:27 localhost kernel: [89705.728135] NETDEV WATCHDOG: eth1: transmit timed out Oct 30 02:03:27 localhost kernel: [89705.728149] bcm43xx: Controller RESET (TX timeout) ... Oct 30 02:03:32 localhost kernel: [89710.728105] NETDEV WATCHDOG: eth1: transmit timed out Oct 30 02:03:32 localhost kernel: [89710.728120] bcm43xx: Controller RESET (TX timeout) ... I noticed that some time before the driver had problems, I saw this: Oct 30 01:09:52 localhost kernel: [86490.747214] NETDEV WATCHDOG: eth1: transmit timed out Oct 30 01:09:52 localhost kernel: [86490.747226] bcm43xx: Controller RESET (TX timeout) ... Oct 30 01:09:52 localhost kernel: [86491.265854] bcm43xx: Controller restarted ** Changed in: linux-source-2.6.17 (Ubuntu) Status: Fix Released => Confirmed -- random freeze (probably bcm43xx) https://launchpad.net/bugs/61388 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs