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Ubuntu 22.04 缺少 /proc/version_signature

tag-icon • tag-icon kernel 22.04 directory versions proc
Ubuntu 22.04 缺少 /proc/version_signature

我在 Dell Latitude E7440 上运行 Ubuntu 22.04

sudo pro 状态

WARNING:root:failed to process /proc/version_signature.
SERVICE          ENTITLED  STATUS    DESCRIPTION
esm-apps         yes       enabled   Expanded Security Maintenance for Applications
esm-infra        yes       enabled   Expanded Security Maintenance for Infrastructure
livepatch        yes       enabled   Canonical Livepatch service
realtime-kernel  yes       disabled  Ubuntu kernel with PREEMPT_RT patches integrated

Enable services with: pro enable <service>
[...]

uname -r

5.18.0-051800-通用

缺少文件 /proc/version_signature。文件 /proc/version 存在。

我该如何解决这个问题？

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