A kernel panic occurs when the bonding module is unloaded after bringing down the bonding device.

This document (7004798) is provided subject to the disclaimer at the end of this document.


SUSE Linux Enterprise Server 10 Service Pack 3


When using tlb or alb bonding modes, a kernel panic occurs when the bonding module is unloaded ("rmmod bonding") after bringing down the bonding device ("ifconfig bond0 down").

Steps to Reproduce

1. modprobe bonding mode=balance-tlb miimon=100
2. ifconfig bond0 netmask
3. ifenslave bond0 eth0
4. ifenslave bond0 eth1
5. echo hello | nc6 100
6. ifconfig bond0 down
7. rmmod bonding


Use an updated bonding driver.


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  • Document ID:7004798
  • Creation Date: 04-Nov-2009
  • Modified Date:14-Mar-2021
    • SUSE Linux Enterprise Server

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