ptrace.2: Note that PTRACE_SEIZE is subject to a ptrace access mode check

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

diff --git a/man2/ptrace.2 b/man2/ptrace.2
index e5a6461803c683e31ec6c82cfd8283a66b802937..fc7552b7c8992b561d884826a9f19581d1d0f112 100644 (file)
--- a/man2/ptrace.2
+++ b/man2/ptrace.2
@@ -864,6 +864,12 @@ and
 must be zero.
 .I data
 contains a bit mask of ptrace options to activate immediately.
+
+Permission to perform a
+.BR PTRACE_SEIZE
+is governed by a ptrace access mode
+.B PTRACE_MODE_ATTACH_REALCREDS
+check; see below.
 .TP
 .B PTRACE_DETACH
 Restart the stopped tracee as for