---
name: "function::kernel_string"
section: "3stap"
platform: "linux"
package: "systemtap-doc"
version: "5.1-5"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/function::kernel_string"
---

# function::kernel\_string(3stap)

Retrieves string from kernel memory

## NAME

function::kernel\_string - Retrieves string from kernel memory

## SYNOPSIS

```
1) kernel_string:string(addr:long)
```

```
2) kernel_string:string(addr:long,err_msg:string)
```

## ARGUMENTS

*addr*

The kernel address to retrieve the string from

*err\_msg*

The error message to return when data isn't available

## DESCRIPTION

1\) This function returns the null terminated C string from a given kernel memory address. Reports an error on string copy fault.

2\) This function returns the null terminated C string from a given kernel memory address. Reports the given error message on string copy fault.

## SEE ALSO0

[*tapset::conversions*(3stap)](/tapset::conversions/3stap.md)