---

yaml
---
r: 7015
b: refs/heads/master
c: 94c80b2
h: refs/heads/master
i:
  7013: 12c3862
  7011: 7407c7c
  7007: 33b96fa
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 08b178ebf37bbfb78329e0ae6ea688b103d205bf
+refs/heads/master: 94c80b2598dbd2b8a6fe5f5c2c3af1beb37f66c7

trunk/arch/i386/kernel/ptrace.c

@@ -683,8 +683,19 @@ void do_syscall_trace(struct pt_regs *regs, int entryexit)
 	/* do the secure computing check first */
 	secure_computing(regs->orig_eax);
 
-	if (unlikely(current->audit_context) && entryexit)
-		audit_syscall_exit(current, AUDITSC_RESULT(regs->eax), regs->eax);
+	if (unlikely(current->audit_context)) {
+		if (entryexit)
+			audit_syscall_exit(current, AUDITSC_RESULT(regs->eax), regs->eax);
+
+		/* Debug traps, when using PTRACE_SINGLESTEP, must be sent only
+		 * on the syscall exit path. Normally, when TIF_SYSCALL_AUDIT is
+		 * not used, entry.S will call us only on syscall exit, not
+		 * entry ; so when TIF_SYSCALL_AUDIT is used we must avoid
+		 * calling send_sigtrap() on syscall entry.
+		 */
+		else if (is_singlestep)
+			goto out;
+	}
 
 	if (!(current->ptrace & PT_PTRACED))
 		goto out;