---
name: "proc_pid_wchan"
section: "5"
platform: "linux"
package: "man-pages"
version: "6.19-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/proc_pid_wchan"
---

# proc\_pid\_wchan(5)

wait channel

## NAME

/proc/pid/wchan - wait channel

## DESCRIPTION

- */proc/*pid*/wchan* (since Linux 2.6.0)

  The symbolic name corresponding to the location in the kernel where the process is sleeping.

-

  Permission to access this file is governed by a ptrace access mode **PTRACE\_MODE\_READ\_FSCREDS** check; see [**ptrace**(2)](/ptrace/2.md).

## SEE ALSO

[**proc**(5)](/proc/5.md)