---
name: "function::kernel_string_n"
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_n"
---

# function::kernel\_string\_n(3stap)

Retrieves string of given length from kernel memory

## NAME

function::kernel\_string\_n - Retrieves string of given length from kernel memory

## SYNOPSIS

```
    kernel_string_n:string(addr:long,n:long)
```

## ARGUMENTS

*addr*

The kernel address to retrieve the string from

*n*

The maximum length of the string (if not null terminated)

## DESCRIPTION

Returns the C string of a maximum given length from a given kernel memory address. Reports an error on string copy fault.

## SEE ALSO0

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