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Bug#995191: Please backport "clone3" syscall workaround

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Shengjing Zhu

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Sep 27, 2021, 2:30:04 PM9/27/21
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Package: docker.io
Version: 20.10.8+dfsg1-1
Severity: important
X-Debbugs-Cc: zh...@debian.org

Control: found -1 20.10.5+dfsg1-1+b5

When the glibc in container image is bumped to 2.34, it uses "clone3" syscall,
which is not supported in docker's seccomp policy.

Bullseye should be fixed as well.

Error:

docker run --rm -it registry.fedoraproject.org/fedora:rawhide curl google.com
curl: (6) getaddrinfo() thread failed to start

Related links:
https://github.com/moby/moby/issues/42680
https://github.com/moby/moby/pull/42836
https://bugs.launchpad.net/cloud-images/+bug/1943049
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