PROBE::NETDEV.CHAN(3stap) Networking Tapset PROBE::NETDEV.CHAN(3stap)

# [NAME](#NAME)

probe::netdev.change\_mac - Called when the netdev\_name has the MAC changed

# [SYNOPSIS](#SYNOPSIS)

```
probe netdev.change_mac {}
```

# [VALUES](#VALUES)

*old\_mac*

The current MAC address

*dev\_name*

The device that will have the MAC changed

*new\_mac*

The new MAC address

*mac\_len*

The MAC length

# [SEE ALSO0](#SEE_ALSO0)

[*tapset::networking*(3stap)](/man/enterprise-packages/systemtap/tapset::networking.3stap)

September 2026 SystemTap Tapset Reference Ver

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Document: probe::netdev.change_mac(3stap) from systemtap 5.6-r1 (Chainguard OS)
Source: https://sourceware.org/git/systemtap.git