diff --git a/sys/dev/sound/pcm/sndstat.c b/sys/dev/sound/pcm/sndstat.c
--- a/sys/dev/sound/pcm/sndstat.c
+++ b/sys/dev/sound/pcm/sndstat.c
@@ -456,6 +456,8 @@
 			goto done;
 		}
 
+		CHN_LOCK(c);
+
 		nvlist_add_string(cdi, SNDST_DSPS_SOUND4_CHAN_NAME, c->name);
 		nvlist_add_string(cdi, SNDST_DSPS_SOUND4_CHAN_PARENTCHAN,
 		    c->parentchannel != NULL ? c->parentchannel->name : "");
@@ -537,6 +539,8 @@
 		sbuf_printf(&sb, "%s]",
 		    (c->direction == PCMDIR_REC) ? "userland" : "hardware");
 
+		CHN_UNLOCK(c);
+
 		sbuf_finish(&sb);
 		nvlist_add_string(cdi, SNDST_DSPS_SOUND4_CHAN_FEEDERCHAIN,
 		    sbuf_data(&sb));
@@ -1230,6 +1234,8 @@
 		KASSERT(c->bufhard != NULL && c->bufsoft != NULL,
 		    ("hosed pcm channel setup"));
 
+		CHN_LOCK(c);
+
 		sbuf_printf(s, "\n\t");
 
 		sbuf_printf(s, "%s[%s]: ",
@@ -1321,6 +1327,8 @@
 		}
 		sbuf_printf(s, "{%s}",
 		    (c->direction == PCMDIR_REC) ? "userland" : "hardware");
+
+		CHN_UNLOCK(c);
 	}
 
 	return (0);