The cr.yp.to microblog: 2026.07.08 15:12:00

2026.07.08 15:12:00 (Mastodon 116884997437571570, Twitter 2074874161600835738) from Daniel J. Bernstein:

In my sysadmin hat, I'm puzzled by the "now that you've upgraded your kernel, restore rxrpc etc." parts of some online guides. If system works with, e.g., ptrace_scope=2 and userns_clone=0 and without act_pedit ah4 ah6 algif_aead cifs esp4 esp6 rds rxrpc, why turn those back on?