From 4ed4a2ffcc6ac9ef8dac6cd16fc05168c4784705 Mon Sep 17 00:00:00 2001
From: Eugene Syromyatnikov <evgsyr@gmail.com>
Date: Thu, 27 Sep 2018 07:39:07 +0200
Subject: [PATCH] syscall: reset auxstr

Otherwise RVAL_STR may print auxstr remained from a previous syscall.

* syscall.c (syscall_entering_trace); Set tcp->auxstr to NULL.
---
 syscall.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/syscall.c b/syscall.c
index b669a969..68948d1e 100644
--- a/syscall.c
+++ b/syscall.c
@@ -786,6 +786,7 @@ syscall_entering_trace(struct tcb *tcp, unsigned int *sig)
 	}
 
 	tcp->flags &= ~TCB_FILTERED;
+	tcp->auxstr = NULL;
 
 	if (hide_log(tcp)) {
 		return 0;