Re: tracefs splats in lockdown=confidentiality mode
From: Matthew Garrett <hidden>
Date: 2019-12-02 23:32:08
Also in:
linux-security-module, lkml
On Fri, Nov 1, 2019 at 2:08 PM dann frazier [off-list ref] wrote:
[ 1.763630] Lockdown: swapper/0: use of tracefs is restricted; see man kernel_lockdown.7
This is expected.
[ 2.913934] ------------[ cut here ]------------ [ 2.918435] Could not register function stat for cpu 0 [ 2.923717] WARNING: CPU: 1 PID: 1 at kernel/trace/ftrace.c:987 ftrace_init_tracefs_toplevel+0x168/0x1bc
This is not. I'll look into it.