DivestOS/Patches/LineageOS-18.1/android_system_core/0002-ptrace_scope.patch
2022-03-15 14:29:34 -04:00

27 lines
995 B
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: flawedworld <38294951+flawedworld@users.noreply.github.com>
Date: Mon, 5 Apr 2021 03:02:51 +0100
Subject: [PATCH] add a property for controlling ptrace_scope
---
rootdir/init.rc | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/rootdir/init.rc b/rootdir/init.rc
index f19b7484d..23800b021 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -1005,6 +1005,12 @@ on property:sys.sysctl.extra_free_kbytes=*
on property:sys.sysctl.tcp_def_init_rwnd=*
write /proc/sys/net/ipv4/tcp_default_init_rwnd ${sys.sysctl.tcp_def_init_rwnd}
+on property:persist.native_debug=true
+ write /proc/sys/kernel/yama/ptrace_scope 0
+
+on property:persist.native_debug=false
+ write /proc/sys/kernel/yama/ptrace_scope 2
+
# perf_event_open syscall security:
# Newer kernels have the ability to control the use of the syscall via SELinux
# hooks. init tests for this, and sets sys_init.perf_lsm_hooks to 1 if the