From e024f8fa560c1420039f8e29b601f30b1bb233e5 Mon Sep 17 00:00:00 2001 From: Ian Lewis Date: Thu, 12 Mar 2020 18:10:13 -0400 Subject: Add FAQ to website for Kernel bug issue. https://github.com/google/gvisor/issues/1765 --- content/docs/user_guide/FAQ.md | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'content/docs/user_guide') diff --git a/content/docs/user_guide/FAQ.md b/content/docs/user_guide/FAQ.md index b49ba0377..b3380485b 100644 --- a/content/docs/user_guide/FAQ.md +++ b/content/docs/user_guide/FAQ.md @@ -78,6 +78,18 @@ sudo chown root:root /usr/local/bin/runsc sudo chmod 0755 /usr/local/bin/runsc ``` +### I'm getting an error like `mount submount "/etc/hostname": creating mount with source ".../hostname": input/output error: unknown.` + +There is a bug in Linux kernel versions 5.1 to 5.3.15, 5.4.2, and 5.5. Upgrade to a newer kernel or add the following to `/lib/systemd/system/containerd.service` as a workaround. + +``` +LimitMEMLOCK=infinity +``` + +And run `systemctl daemon-reload && systemctl restart containerd` to restart containerd. + +See [issue #1765](https://gvisor.dev/issue/1765) for more details. + ### My container cannot resolve another container's name when using Docker user defined bridge This is normally indicated by errors like `bad address 'container-name'` when -- cgit v1.2.3