git: c8f8d00c2422 - main - ptrace(2): allow ptrace(PT_TRACE_ME) in cap mode
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Date: Wed, 02 Sep 2026 01:02:09 UTC
The branch main has been updated by kib:
URL: https://cgit.FreeBSD.org/src/commit/?id=c8f8d00c2422bf7eca71b7b41e9d586ca25c4b8a
commit c8f8d00c2422bf7eca71b7b41e9d586ca25c4b8a
Author: Konstantin Belousov <kib@FreeBSD.org>
AuthorDate: 2026-09-01 22:14:58 +0000
Commit: Konstantin Belousov <kib@FreeBSD.org>
CommitDate: 2026-09-02 01:00:50 +0000
ptrace(2): allow ptrace(PT_TRACE_ME) in cap mode
Reviewed by: markj
Sponsored by: The FreeBSD Foundation
MFC after: 1 week
Differential revision: https://reviews.freebsd.org/D59317
---
sys/kern/sys_process.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/sys/kern/sys_process.c b/sys/kern/sys_process.c
index 5c8f32773412..9b4f8dffddda 100644
--- a/sys/kern/sys_process.c
+++ b/sys/kern/sys_process.c
@@ -720,6 +720,8 @@ ptrace_check_allowed(struct thread *td, int req, bool pd_mode, pid_t pid)
return (ECAPMODE);
if (pd_mode)
return (0);
+ if (req == PT_TRACE_ME)
+ return (0);
if (req == PT_GET_CHILDREN && pid == td->td_proc->p_pid)
return (0);
if (req == PT_CLEARSTEP && pid == td->td_tid)