Facebook is blocking Linux topics and channels

Facebook Accidentally Blocks Users From Posting About Linux
After Facebook posts about Linux were removed with warnings about 'malicious software,' Meta blames an enforcement error and says 'discussions of Linux are allowed.'
Facebook is blocking Linux topics and channels with no apparent reason
Some posts mentioning Linux-related topics, sites, or groups are being blocked on Facebook for unknown reasons, reports have claimed. The latest DistroWatch weekly news roundup noted, “We've been hearing all week from readers who say they can no longer post about Linux on Facebook or share links to DistroWatch.”
Facebook flags Linux topics as 'cybersecurity threats' — posts and users being blocked
A post on the site claims, "Facebook's internal policy makers decided that Linux is malware and labeled groups associated with Linux as being 'cybersecurity threats.' We tried to post some blurb about distrowatch.com on Facebook and can confirm that it was barred with a message citing Community Standards.
Meta blocked Distrowatch links on Facebook while running Linux servers
Popular community site became unmentionable – the irony is thick enough to compile Facebook has lifted a temporary ban preventing users from posting links to popular OS comparison site Distrowatch – after going so far as to lock the account of the site's editor.
Facebook censors Linux topics
Right wing good, open sauce bad Social notworking site Facebook is censoring posts mentioning Linux-related topics, according to Linux news and discussion site DistroWatch. A DistroWatch post claims that Facebook's internal policymakers decided that Linux is malware and labelled groups
Facebook removing Linux discussions as security threats
Mark Zuckerberg recently struck a new pose in hopes of pleasing President Trump, saying Meta would no longer check facts or censor free speech, and blaming other executives for previous policies at the company he runs.
Facebook admits that the Linux topic crackdown was 'in error' and has been fixed
Facebook's heavy-handed censoring of Linux groups and topics was made 'in error,' the social media juggernaut has admitted.
Facebook 诡异封禁了 Linux 相关帖子，理由是“网络安全威胁”
Facebook 的母公司 Meta 以网络安全为由，屏蔽了提及 Linux 的帖子。Meta 在人工审查后确认，Linux 确实在网络安全相关屏蔽的列表中，并且在进一步通知之前似乎将保持不变。