From 9d2822a167de3477379ffb8b5c680c9b059bd43c Mon Sep 17 00:00:00 2001
From: Craig Tiller <ctiller@google.com>
Date: Mon, 16 May 2016 09:51:31 -0700
Subject: [PATCH] Fix fuzzer bugs
---
test/core/end2end/fuzzers/api_fuzzer.c | 30 ++++++++++++++----
.../04bef86965e816c0cd330896ecd981dd3b14275c | Bin 0 -> 303 bytes
.../0c6f2e0a2232788cb20c4f52ffa18d7ab8f0b938 | Bin 0 -> 50 bytes
.../1526ac4266e152b029b7c283255fe4fb6507f726 | Bin 0 -> 1153 bytes
.../15c8bfec99ff18b11211d464c824fc139cc791fd | Bin 0 -> 51 bytes
.../169f579e66b4b8ff423891a40380e648e8d45247 | Bin 0 -> 62 bytes
.../23e8c1377addaf67019ea36a084e0b68ca7a33db | Bin 0 -> 24 bytes
.../25d2969baf8bd256e15b2ab72707682b2d18b40a | Bin 0 -> 480 bytes
.../2862adc802092f1a422416a1666a5142f71d5d7f | Bin 0 -> 13 bytes
.../28680d04887f96a1167dd913573ec8daa2a39625 | Bin 0 -> 59 bytes
.../28f54e558b181e294e101447c7a79d976fe36fcb | Bin 0 -> 64 bytes
.../3c01b1f89d50fa37fcb3457cd3dd6502fe84e25b | Bin 0 -> 16 bytes
.../4097094277bc09981f428280fc0cc0f590f20ded | Bin 0 -> 51 bytes
.../44b6be630161765a3de5872629602ca14789c3bd | Bin 0 -> 19 bytes
.../49c5568cb0de363bc9f9298f1eacaace6c8a268a | Bin 0 -> 70 bytes
.../54555ceac4403855f4cf20367f7be05714c46c51 | Bin 0 -> 486 bytes
.../5821752bf8923fdaebc8484662624d8acd382716 | Bin 0 -> 21 bytes
.../59d28886db21f371ac9d999b68b116bcf425d971 | Bin 0 -> 10 bytes
.../690158fb146f7f3b3ea820979307a8d8e6f38314 | Bin 0 -> 353 bytes
.../6ca3910d5f4f7967311853724b072750716dcb48 | Bin 0 -> 20 bytes
.../6f30de3096eb71f697885fdd9cbddd9ee6ce46c4 | Bin 0 -> 35 bytes
.../7f1530d4b702e68d043f89d9e63d314319dcd803 | Bin 0 -> 52 bytes
.../85a7e47ef707d3b31cad924ed6c697c3678ab569 | Bin 0 -> 31 bytes
.../911e2ea20b6c10431e48f70d9933987815926a9d | Bin 0 -> 35 bytes
.../93ac93b7deabdfb4f86eb37a1e9f6669957d14a6 | Bin 0 -> 11 bytes
.../9eaf2ad607a943141c29f334b2c66c2e59e99980 | Bin 0 -> 54 bytes
.../a210d629c305b89a34b7ff3c41ae4566cd22186b | Bin 0 -> 393 bytes
.../a29a547671badd3154789e1a02bdb87332fcd6a4 | Bin 0 -> 60 bytes
.../a5592f15d5424ab7e16a18e77027ab91c846d90a | Bin 0 -> 414 bytes
.../a5cf80b996b2ba8c9580f8ecd22720c48de41044 | Bin 0 -> 51 bytes
.../b24c25c6d4b57a5f3d64a0adb205bf4f150c9138 | Bin 0 -> 14 bytes
.../beabbe93f1e9b2e56f729af30559ec03a00f53fa | Bin 0 -> 660 bytes
.../cbe59c62c6d36c7307c438159327e320cd2fcf57 | Bin 0 -> 38 bytes
.../ce1c326f3b0147841550ce3b5126390764bae8e8 | Bin 0 -> 583 bytes
.../d21ca2b01baa21a666257d1a1e0275587eeb565d | Bin 0 -> 361 bytes
.../d2f71a800612876010558ce804c9a72ad0a1b9fc | Bin 0 -> 52 bytes
.../d637cc9387087de633b9db535d19f64795c43be1 | Bin 0 -> 40 bytes
.../dd5ac34f5b220970447b2733848de78570c47883 | Bin 0 -> 18 bytes
.../f2a6bb4e0137541e2b140b976764377d07d822d6 | Bin 0 -> 71 bytes
39 files changed, 23 insertions(+), 7 deletions(-)
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/04bef86965e816c0cd330896ecd981dd3b14275c
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/0c6f2e0a2232788cb20c4f52ffa18d7ab8f0b938
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/1526ac4266e152b029b7c283255fe4fb6507f726
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/15c8bfec99ff18b11211d464c824fc139cc791fd
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/169f579e66b4b8ff423891a40380e648e8d45247
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/23e8c1377addaf67019ea36a084e0b68ca7a33db
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/25d2969baf8bd256e15b2ab72707682b2d18b40a
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/2862adc802092f1a422416a1666a5142f71d5d7f
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/28680d04887f96a1167dd913573ec8daa2a39625
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/28f54e558b181e294e101447c7a79d976fe36fcb
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/3c01b1f89d50fa37fcb3457cd3dd6502fe84e25b
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/4097094277bc09981f428280fc0cc0f590f20ded
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/44b6be630161765a3de5872629602ca14789c3bd
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/49c5568cb0de363bc9f9298f1eacaace6c8a268a
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/54555ceac4403855f4cf20367f7be05714c46c51
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/5821752bf8923fdaebc8484662624d8acd382716
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/59d28886db21f371ac9d999b68b116bcf425d971
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/690158fb146f7f3b3ea820979307a8d8e6f38314
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/6ca3910d5f4f7967311853724b072750716dcb48
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/6f30de3096eb71f697885fdd9cbddd9ee6ce46c4
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/7f1530d4b702e68d043f89d9e63d314319dcd803
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/85a7e47ef707d3b31cad924ed6c697c3678ab569
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/911e2ea20b6c10431e48f70d9933987815926a9d
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/93ac93b7deabdfb4f86eb37a1e9f6669957d14a6
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/9eaf2ad607a943141c29f334b2c66c2e59e99980
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/a210d629c305b89a34b7ff3c41ae4566cd22186b
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/a29a547671badd3154789e1a02bdb87332fcd6a4
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/a5592f15d5424ab7e16a18e77027ab91c846d90a
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/a5cf80b996b2ba8c9580f8ecd22720c48de41044
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/b24c25c6d4b57a5f3d64a0adb205bf4f150c9138
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/beabbe93f1e9b2e56f729af30559ec03a00f53fa
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/cbe59c62c6d36c7307c438159327e320cd2fcf57
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/ce1c326f3b0147841550ce3b5126390764bae8e8
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/d21ca2b01baa21a666257d1a1e0275587eeb565d
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/d2f71a800612876010558ce804c9a72ad0a1b9fc
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/d637cc9387087de633b9db535d19f64795c43be1
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/dd5ac34f5b220970447b2733848de78570c47883
create mode 100644 test/core/end2end/fuzzers/client_fuzzer_corpus/f2a6bb4e0137541e2b140b976764377d07d822d6
diff --git a/test/core/end2end/fuzzers/api_fuzzer.c b/test/core/end2end/fuzzers/api_fuzzer.c
index 32a2268fa7..cdfa960623 100644
--- a/test/core/end2end/fuzzers/api_fuzzer.c
+++ b/test/core/end2end/fuzzers/api_fuzzer.c
@@ -354,6 +354,7 @@ typedef struct call_state {
int cancelled;
int pending_ops;
grpc_call_details call_details;
+ grpc_byte_buffer *send_message;
// starts at 0, individual flags from DONE_FLAG_xxx are set
// as different operations are completed
uint64_t done_flags;
@@ -466,6 +467,15 @@ static void finished_batch(void *p, bool success) {
(bi->cs->done_flags & DONE_FLAG_CALL_CLOSED)) {
GPR_ASSERT(bi->cs->recv_message == NULL);
}
+ if ((bi->has_ops & (1u << GRPC_OP_RECV_MESSAGE) &&
+ bi->cs->recv_message != NULL)) {
+ grpc_byte_buffer_destroy(bi->cs->recv_message);
+ bi->cs->recv_message = NULL;
+ }
+ if ((bi->has_ops & (1u << GRPC_OP_SEND_MESSAGE))) {
+ grpc_byte_buffer_destroy(bi->cs->send_message);
+ bi->cs->send_message = NULL;
+ }
if ((bi->has_ops & (1u << GRPC_OP_RECV_STATUS_ON_CLIENT)) ||
(bi->has_ops & (1u << GRPC_OP_RECV_CLOSE_ON_SERVER))) {
bi->cs->done_flags |= DONE_FLAG_CALL_CLOSED;
@@ -746,8 +756,13 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
break;
case GRPC_OP_SEND_MESSAGE:
op->op = GRPC_OP_SEND_MESSAGE;
- has_ops |= 1 << GRPC_OP_SEND_MESSAGE;
- op->data.send_message = read_message(&inp);
+ if (g_active_call->send_message != NULL) {
+ ok = false;
+ } else {
+ has_ops |= 1 << GRPC_OP_SEND_MESSAGE;
+ g_active_call->send_message = op->data.send_message =
+ read_message(&inp);
+ }
break;
case GRPC_OP_SEND_CLOSE_FROM_CLIENT:
op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
@@ -808,17 +823,18 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
} else {
end(&inp);
}
+ if (!ok && (has_ops & (1 << GRPC_OP_SEND_MESSAGE))) {
+ grpc_byte_buffer_destroy(g_active_call->send_message);
+ g_active_call->send_message = NULL;
+ }
for (i = 0; i < num_ops; i++) {
op = &ops[i];
switch (op->op) {
- case GRPC_OP_SEND_INITIAL_METADATA:
- break;
- case GRPC_OP_SEND_MESSAGE:
- grpc_byte_buffer_destroy(op->data.send_message);
- break;
case GRPC_OP_SEND_STATUS_FROM_SERVER:
gpr_free((void *)op->data.send_status_from_server.status_details);
break;
+ case GRPC_OP_SEND_MESSAGE:
+ case GRPC_OP_SEND_INITIAL_METADATA:
case GRPC_OP_SEND_CLOSE_FROM_CLIENT:
case GRPC_OP_RECV_INITIAL_METADATA:
case GRPC_OP_RECV_MESSAGE:
diff --git a/test/core/end2end/fuzzers/client_fuzzer_corpus/04bef86965e816c0cd330896ecd981dd3b14275c b/test/core/end2end/fuzzers/client_fuzzer_corpus/04bef86965e816c0cd330896ecd981dd3b14275c
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diff --git a/test/core/end2end/fuzzers/client_fuzzer_corpus/0c6f2e0a2232788cb20c4f52ffa18d7ab8f0b938 b/test/core/end2end/fuzzers/client_fuzzer_corpus/0c6f2e0a2232788cb20c4f52ffa18d7ab8f0b938
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diff --git a/test/core/end2end/fuzzers/client_fuzzer_corpus/1526ac4266e152b029b7c283255fe4fb6507f726 b/test/core/end2end/fuzzers/client_fuzzer_corpus/1526ac4266e152b029b7c283255fe4fb6507f726
new file mode 100644
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GIT binary patch
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diff --git a/test/core/end2end/fuzzers/client_fuzzer_corpus/15c8bfec99ff18b11211d464c824fc139cc791fd b/test/core/end2end/fuzzers/client_fuzzer_corpus/15c8bfec99ff18b11211d464c824fc139cc791fd
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new file mode 100644
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diff --git a/test/core/end2end/fuzzers/client_fuzzer_corpus/25d2969baf8bd256e15b2ab72707682b2d18b40a b/test/core/end2end/fuzzers/client_fuzzer_corpus/25d2969baf8bd256e15b2ab72707682b2d18b40a
new file mode 100644
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new file mode 100644
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GIT binary patch
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diff --git a/test/core/end2end/fuzzers/client_fuzzer_corpus/28680d04887f96a1167dd913573ec8daa2a39625 b/test/core/end2end/fuzzers/client_fuzzer_corpus/28680d04887f96a1167dd913573ec8daa2a39625
new file mode 100644
index 0000000000000000000000000000000000000000..8cf466e55c90b9ebadc7c09fe4f0245d9b4b646a
GIT binary patch
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diff --git a/test/core/end2end/fuzzers/client_fuzzer_corpus/28f54e558b181e294e101447c7a79d976fe36fcb b/test/core/end2end/fuzzers/client_fuzzer_corpus/28f54e558b181e294e101447c7a79d976fe36fcb
new file mode 100644
index 0000000000000000000000000000000000000000..88efbe2b34e1e1795615e7a063c5b4389d973518
GIT binary patch
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diff --git a/test/core/end2end/fuzzers/client_fuzzer_corpus/3c01b1f89d50fa37fcb3457cd3dd6502fe84e25b b/test/core/end2end/fuzzers/client_fuzzer_corpus/3c01b1f89d50fa37fcb3457cd3dd6502fe84e25b
new file mode 100644
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GIT binary patch
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diff --git a/test/core/end2end/fuzzers/client_fuzzer_corpus/4097094277bc09981f428280fc0cc0f590f20ded b/test/core/end2end/fuzzers/client_fuzzer_corpus/4097094277bc09981f428280fc0cc0f590f20ded
new file mode 100644
index 0000000000000000000000000000000000000000..4bbae55adaeeb219a25a27204ed5170715e13031
GIT binary patch
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diff --git a/test/core/end2end/fuzzers/client_fuzzer_corpus/44b6be630161765a3de5872629602ca14789c3bd b/test/core/end2end/fuzzers/client_fuzzer_corpus/44b6be630161765a3de5872629602ca14789c3bd
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--
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