fix reget of testcase after trim
MODIFY
src/afl-fuzz-queue.c
src/afl-fuzz-queue.c
@@ -875,22 +875,27 @@ void queue_testcase_retake(afl_state_t *afl, struct queue_entry *q,
if (likely(q->testcase_buf)) {
- free(q->testcase_buf);
- int fd = open(q->fname, O_RDONLY);
-
- if (unlikely(fd < 0)) { PFATAL("Unable to open '%s'", q->fname); }
-
u32 len = q->len;
- q->testcase_buf = malloc(len);
+ if (len != old_len) {
+
+ afl->q_testcase_cache_size =
+ afl->q_testcase_cache_size + q->len - old_len;
+ q->testcase_buf = realloc(q->testcase_buf, len);
if (unlikely(!q->testcase_buf)) {
- PFATAL("Unable to mmap '%s' with len %d", q->fname, len);
+ PFATAL("Unable to malloc '%s' with len %d", q->fname, len);
}
+ }
+
+ int fd = open(q->fname, O_RDONLY);
+
+ if (unlikely(fd < 0)) { PFATAL("Unable to open '%s'", q->fname); }
+
+ ck_read(fd, q->testcase_buf, len, q->fname);
close(fd);
- afl->q_testcase_cache_size = afl->q_testcase_cache_size + q->len - old_len;
}

fix reget of testcase after trim