From 591478d2143df12c39247af1df9d12230f9ea27a Mon Sep 17 00:00:00 2001 From: Akihiro Suda Date: Sat, 29 Jul 2023 00:01:41 +0900 Subject: [PATCH] docs: troubleshoot for `mount proc:/proc (via /proc/self/fd/6), flags: 0xe: operation not permitted` The error is known to happen when buildkitd is executed inside a container without `--oci-worker-no-process-sandbox`. Signed-off-by: Akihiro Suda --- docs/rootless.md | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/docs/rootless.md b/docs/rootless.md index 2dabfbdee806..14a827fb1e24 100644 --- a/docs/rootless.md +++ b/docs/rootless.md @@ -115,6 +115,10 @@ Run `sysctl -w user.max_user_namespaces=N` (N=positive integer, like 63359) on t See [`../examples/kubernetes/sysctl-userns.privileged.yaml`](../examples/kubernetes/sysctl-userns.privileged.yaml). +### Error `mount proc:/proc (via /proc/self/fd/6), flags: 0xe: operation not permitted` +This error is known to happen when BuildKit is executed in a container without the `--oci-worker-no-sandbox` flag. +Make sure that `--oci-worker-no-process-sandbox` is specified (See [below](#docker)). + ## Containerized deployment ### Kubernetes