I am seeing this identical problem on an Ubuntu Server 9.04 (Jaunty) install, whenever there's a brief period of heavy network activity, the network locks up for a minute, with NETDEV WATCHDOG: eth0 (r8169): transmit timed out in the logs, followed by a similar stack trace to the above posters.
NIC is 02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168B PCI Express Gigabit Ethernet controller (rev 02) Subsystem: Giga-byte Technology Device e000 It's an on-board chipset on a Gigabyte GA-P35-DS3 motherboard. -- network device, module r8169, fails with NETDEV WATCHDOG: eth0: transmit timed out https://bugs.launchpad.net/bugs/76489 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs