Several new rgw issues from the recent merge...
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Please find the latest report on new defect(s) introduced to ceph found with
Coverity Scan
Defect(s) Reported-by: Coverity Scan
Showing 7 of 61 defects
** CID 1049252: Wrapper object use after free (WRAPPER_ESCAPE)
/rgw/rgw_rest_replica_log.h: 79
** CID 1049251: Wrapper object use after free (WRAPPER_ESCAPE)
/rgw/rgw_rest_replica_log.h: 59
** CID 1049250: Wrapper object use after free (WRAPPER_ESCAPE)
/rgw/rgw_rest_replica_log.h: 39
** CID 1049249: Missing varargs init or cleanup (VARARGS)
/test/librbd/test_librbd.cc: 315
** CID 1049248: Use after free (USE_AFTER_FREE)
/test/test_rgw_admin_log.cc: 782
** CID 1049247: Use after free (USE_AFTER_FREE)
/test/cls_version/test_cls_version.cc: 79
** CID 1049246: Use after free (USE_AFTER_FREE)
/rgw/rgw_rest_s3.cc: 415
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CID 1049252: Wrapper object use after free (WRAPPER_ESCAPE)
/rgw/rgw_rest_replica_log.h: 79 ( escape)
76 string s = "replica";
77 s.append(obj_type);
78 s.append("_deletebound");
>>> CID 1049252: Wrapper object use after free (WRAPPER_ESCAPE)
>>> The internal representation of "s" escapes, but is destroyed when it exits
>>> scope.
79 return s.c_str();
80 }
81 };
82
83 class RGWOp_BILog_GetBounds : public RGWRESTOp {
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CID 1049251: Wrapper object use after free (WRAPPER_ESCAPE)
/rgw/rgw_rest_replica_log.h: 59 ( escape)
56 string s = "replica";
57 s.append(obj_type);
58 s.append("_updatebounds");
>>> CID 1049251: Wrapper object use after free (WRAPPER_ESCAPE)
>>> The internal representation of "s" escapes, but is destroyed when it exits
>>> scope.
59 return s.c_str();
60 }
61 };
62
63 class RGWOp_OBJLog_DeleteBounds : public RGWRESTOp {
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CID 1049250: Wrapper object use after free (WRAPPER_ESCAPE)
/rgw/rgw_rest_replica_log.h: 39 ( escape)
36 string s = "replica";
37 s.append(obj_type);
38 s.append("_getbounds");
>>> CID 1049250: Wrapper object use after free (WRAPPER_ESCAPE)
>>> The internal representation of "s" escapes, but is destroyed when it exits
>>> scope.
39 return s.c_str();
40 }
41 };
42
43 class RGWOp_OBJLog_SetBounds : public RGWRESTOp {
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CID 1049249: Missing varargs init or cleanup (VARARGS)
/test/librbd/test_librbd.cc: 305 ( va_init)
302 cout << "image: " << names[i] << endl;
303 }
304
>>> Initializing va_list "ap".
305 va_start(ap, num_expected);
306 for (i = num_expected; i > 0; i--) {
307 char *expected = va_arg(ap, char *);
308 cout << "expected = " << expected << endl;
309 vector<string>::iterator listed_name = find(names.begin(),
names.end(), string(expected));
/test/librbd/test_librbd.cc: 315 ( missing_va_end)
312 }
313 assert(names.empty());
314
>>> CID 1049249: Missing varargs init or cleanup (VARARGS)
>>> va_end was not called for "ap".
315 return num;
316 }
317
318 TEST(LibRBD, TestCreateLsDeletePP)
319 {
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CID 1049248: Use after free (USE_AFTER_FREE)
/test/test_rgw_admin_log.cc: 750 ( freed_arg)
747 char *bucket_obj = (char *)malloc(TEST_BUCKET_OBJECT_SIZE);
748 ASSERT_TRUE(bucket_obj != NULL);
749 EXPECT_EQ(put_bucket_obj(TEST_BUCKET_OBJECT, bucket_obj,
TEST_BUCKET_OBJECT_SIZE), 0);
>>> "free(void *)" frees "bucket_obj".
750 free(bucket_obj);
751 sleep(1);
752 ss << "/admin/log?type=data&id=" << shard_id << "&start-time=" <<
start_time;
753 rest_req = ss.str();
754 g_test->send_request(string("GET"), rest_req);
/test/test_rgw_admin_log.cc: 782 ( pass_freed_arg)
779 }
780
781 sleep(1);
>>> CID 1049248: Use after free (USE_AFTER_FREE)
>>> Passing freed pointer "bucket_obj" as an argument to function
>>> "put_bucket_obj(char const *, char *, unsigned int)".
782 EXPECT_EQ(put_bucket_obj(TEST_BUCKET_OBJECT, bucket_obj,
TEST_BUCKET_OBJECT_SIZE), 0);
783 sleep(20);
784 ss.str("");
785 ss << "/admin/log?type=data&id=" << shard_id << "&start-time=" <<
start_time;
786 rest_req = ss.str();
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CID 1049247: Use after free (USE_AFTER_FREE)
/test/cls_version/test_cls_version.cc: 68 ( freed_arg)
65 ASSERT_GT((long long)ver2.ver, (long long)ver.ver);
66 ASSERT_EQ(0, (int)ver2.tag.compare(ver.tag));
67
>>> "operator delete(void *)" frees "op".
68 delete op;
69
70 obj_version ver3;
71
72 librados::ObjectReadOperation *rop = new_rop();
/test/cls_version/test_cls_version.cc: 79 ( deref_arg)
76 ASSERT_EQ(ver2.ver, ver3.ver);
77 ASSERT_EQ(1, (long long)ver2.compare(&ver3));
78
>>> CID 1049247: Use after free (USE_AFTER_FREE)
>>> Calling "librados::ObjectWriteOperation::~ObjectWriteOperation()"
>>> dereferences freed pointer "op". (The dereference happens because this is a
>>> virtual function call.)
79 delete op;
80 }
81
82
83 TEST(cls_rgw, test_version_set)
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CID 1049246: Use after free (USE_AFTER_FREE)
/rgw/rgw_rest_s3.cc: 412 ( freed_arg)
409
410 bool success = parser.parse(data, len, 1);
411 ldout(s->cct, 20) << "create bucket input data=" << data << dendl;
>>> "free(void *)" frees "data".
412 free(data);
413
414 if (!success) {
415 ldout(s->cct, 0) << "failed to parse input: " << data << dendl;
416 return -EINVAL;
/rgw/rgw_rest_s3.cc: 415 ( deref_arg)
412 free(data);
413
414 if (!success) {
>>> CID 1049246: Use after free (USE_AFTER_FREE)
>>> Calling "std::operator << <std::char_traits<char>
>>> >(std::basic_ostream<char, std::char_traits<char> > &, char const *)"
>>> dereferences freed pointer "data".
415 ldout(s->cct, 0) << "failed to parse input: " << data << dendl;
416 return -EINVAL;
417 }
418
419 if (!parser.get_location_constraint(location_constraint)) {
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