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Rename the WASM API files from envoy_ -> proxy_.#14

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jplevyak merged 2 commits intoistio:wasmfrom
jplevyak:wasm
Feb 9, 2019
Merged

Rename the WASM API files from envoy_ -> proxy_.#14
jplevyak merged 2 commits intoistio:wasmfrom
jplevyak:wasm

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@jplevyak
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@jplevyak jplevyak commented Feb 8, 2019

Remove the atomatic addition of "proxy_" in wasm/wavm/wavm.cc.
Add onCreate for new stream contexts and onDelete for stream contexts
which are being deleted.
Add _emscripten_get_heap_size support for the new version of emscripten/WAVM.
Contexts in the WAVM C++ API are now created in onCreate and deleted in onDelete.

For an explanation of how to fill out the fields, please see the relevant section
in PULL_REQUESTS.md

Description:
Risk Level:
Testing:
Docs Changes:
Release Notes:
[Optional Fixes #Issue]
[Optional Deprecated:]

Remove the atomatic addition of "proxy_" in wasm/wavm/wavm.cc.
Add onCreate for new stream contexts and onDelete for stream contexts
which are being deleted.
Add _emscripten_get_heap_size support for the new version of emscripten/WAVM.
Contexts in the WAVM C++ API are now created in onCreate and deleted in onDelete.
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Co-Authored-By: jplevyak <jplevyak@gmail.com>
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LGTM except getTotalMemory.

However I have very limited knowledge on the diff so I will leave Piotr to approve

@@ -0,0 +1,110 @@
// NOLINT(namespace-envoy)
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Is the "NOLINT" used by build system?

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./tools/check_format.py will complain if the namespace is missing, but since this is for the API, it is essentially external code.

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We could exclude api/wasm from that check in ./tools/check_format.py's checkNamespace.

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👍

}

uint32_t getTotalMemoryHandler(void*) { return 0x7FFFFFFF; }
uint32_t _emscripten_get_heap_sizeHandler(void*) { return 0x7FFFFFFF; }
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Is this used anywhere?

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Yes it is registered and exported into the WASM VM.

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I see. It's _REGISTER(_emscripten_get_heap_size);

#undef _REGISTER

// Calls with the "_proxy_" prefix.
#define _REGISTER(_fn) registerCallback(wasm_vm_.get(), "_proxy_" #_fn, &_fn##Handler);
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nit:Could you rename to _REGISTER_PROXY?
It is not code search friendly as others need extra efforts to differentiate between the "proxy" registration and the above EMPTY registration

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SGTM. Why don't you issue a PR for the change. :) I accidentally closed this PR when I thought I was just squashing your changes into mine.

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Sure. I will send out the PR

if (wasm_vm_) {

#define _REGISTER(_fn) registerCallback(wasm_vm_.get(), #_fn, &_fn##Handler);
_REGISTER(getTotalMemory);
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Isn't 'getTotalMemory' removed or renamed to "getTotalMemoryHandler"?

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getTotalMemory is the name that is imported into the VM. getTotalMemoryHandler is the code in envoy which handles that call-out.

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Get it! It's hidden in _REGISTER


WasmContextCall0Void onLog_;
WasmContextCall0Void onDone_;
WasmContextCall0Void onLog_;
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Does the order of onDone_ and onLog_ matter? Not in syntax, but I am wondering if there is any implicitly indication.

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onDone indicates that the stream has closed. It is an artifact of envoy (AFAICT) that the order is onDone -> onLog. I had to test it to see which way it would go.

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jplevyak commented Feb 9, 2019

Squashing

@jplevyak jplevyak merged commit 7b94516 into istio:wasm Feb 9, 2019
@jplevyak jplevyak requested a review from PiotrSikora February 9, 2019 01:26
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Thank you for the detailed explanation! I will send another PR for REGISTER

}

uint32_t getTotalMemoryHandler(void*) { return 0x7FFFFFFF; }
uint32_t _emscripten_get_heap_sizeHandler(void*) { return 0x7FFFFFFF; }
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I see. It's _REGISTER(_emscripten_get_heap_size);

if (wasm_vm_) {

#define _REGISTER(_fn) registerCallback(wasm_vm_.get(), #_fn, &_fn##Handler);
_REGISTER(getTotalMemory);
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Get it! It's hidden in _REGISTER

#undef _REGISTER

// Calls with the "_proxy_" prefix.
#define _REGISTER(_fn) registerCallback(wasm_vm_.get(), "_proxy_" #_fn, &_fn##Handler);
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Sure. I will send out the PR

@@ -0,0 +1,110 @@
// NOLINT(namespace-envoy)
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👍

@@ -0,0 +1,110 @@
// NOLINT(namespace-envoy)

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We could exclude api/wasm from that check in ./tools/check_format.py's checkNamespace.

access_log_stream_info_ = &stream_info;

wasm_->onLog_(this, id_);
onLog();

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Nit: onAccessLog might be a better name (if I'm reading this correctly).

(absl::StartsWith(exportName, "proxy_") || absl::StartsWith(exportName, "_proxy_"))) {
return resolveInternal("envoy",
exportName.substr(exportName.find("proxy_") + sizeof("proxy_") - 1),
type, outObject);

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You removed a bit too much here. Namely, the old code also aliased env._proxy_log to env.proxy_log (or the other way around), since the extra underscore is a weird Emscripten thing and other languages don't prepend it.

#undef _REGISTER

// Calls with the "_proxy_" prefix.
#define _REGISTER(_fn) registerCallback(wasm_vm_.get(), "_proxy_" #_fn, &_fn##Handler);

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This should be "proxy_", since the _ prefix is Emscripten-specific.

" (type $0 (func (param i32 i32 i32)))\n"
" (type $1 (func))\n"
" (import \"env\" \"proxy_log\" (func $proxy_log (param i32 i32 i32)))\n"
" (import \"env\" \"_proxy_log\" (func $_proxy_log (param i32 i32 i32)))\n"

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This should work fine with "proxy_log' (see other comments).

@lambdai lambdai mentioned this pull request Feb 9, 2019
GregHanson pushed a commit that referenced this pull request Apr 4, 2023
…voyproxy#22856)

`//test/integration:tcp_proxy_odcds_integration_test` was observed to fail as follows:
```
==================== Test output for //test/integration:tcp_proxy_odcds_integration_test:
[==========] Running 24 tests from 1 test suite.
[----------] Global test environment set-up.
[----------] 24 tests from IpVersionsClientType/TcpProxyOdcdsIntegrationTest
[ RUN      ] IpVersionsClientType/TcpProxyOdcdsIntegrationTest.SingleTcpClient/0
[2022-08-25 20:22:46.750][3969][critical][assert] [test/integration/fake_upstream.cc:832] assert failure: !dispatcher_->isThreadSafe().
[2022-08-25 20:22:46.752][3969][critical][backtrace] [./source/server/backtrace.h:104] Caught Aborted, suspect faulting address 0x6b00000f81
[2022-08-25 20:22:46.752][3969][critical][backtrace] [./source/server/backtrace.h:91] Backtrace (use tools/stack_decode.py to get line numbers):
[2022-08-25 20:22:46.752][3969][critical][backtrace] [./source/server/backtrace.h:92] Envoy version: 0/1.24.0-dev/test/DEBUG/BoringSSL
[2022-08-25 20:22:46.773][3969][critical][backtrace] [./source/server/backtrace.h:96] #0: Envoy::SignalAction::sigHandler() [0x4c46a78]->[0x2cf2a78] external/com_google_googletest/googlemock/include/gmock/gmock-spec-builders.h:1267
[2022-08-25 20:22:46.773][3969][critical][backtrace] [./source/server/backtrace.h:96] #1: __restore_rt [0x7ffbdaa79420]->[0x7ffbd8b25420] ??:0
[2022-08-25 20:22:46.802][3969][critical][backtrace] [./source/server/backtrace.h:96] #2: Envoy::FakeUpstream::assertPendingConnectionsEmpty() [0x245bf0b]->[0x507f0b] ??:0
[2022-08-25 20:22:46.846][3969][critical][backtrace] [./source/server/backtrace.h:96] #3: Envoy::(anonymous namespace)::TcpProxyOdcdsIntegrationTest_SingleTcpClient_Test::TestBody() [0x1f596cb]->[0x56cb] ??:0
[2022-08-25 20:22:46.877][3969][critical][backtrace] [./source/server/backtrace.h:96] #4: testing::internal::HandleSehExceptionsInMethodIfSupported<>() [0x588b61b]->[0x393761b] ??:0
[2022-08-25 20:22:46.924][3969][critical][backtrace] [./source/server/backtrace.h:96] #5: testing::internal::HandleExceptionsInMethodIfSupported<>() [0x587c2bd]->[0x39282bd] ??:0
[2022-08-25 20:22:46.966][3969][critical][backtrace] [./source/server/backtrace.h:96] #6: testing::Test::Run() [0x5864ba3]->[0x3910ba3] /usr/lib/gcc/x86_64-linux-gnu/9/../../../../include/c++/9/bits/stl_vector.h:0
[2022-08-25 20:22:47.003][3969][critical][backtrace] [./source/server/backtrace.h:96] #7: testing::TestInfo::Run() [0x586576a]->[0x391176a] external/com_google_absl/absl/container/internal/raw_hash_set.h:1259
[2022-08-25 20:22:47.037][3969][critical][backtrace] [./source/server/backtrace.h:96] #8: testing::TestSuite::Run() [0x5865fbb]->[0x3911fbb] /usr/lib/gcc/x86_64-linux-gnu/9/../../../../include/c++/9/bits/stl_algo.h:1925
[2022-08-25 20:22:47.089][3969][critical][backtrace] [./source/server/backtrace.h:96] #9: testing::internal::UnitTestImpl::RunAllTests() [0x5874a28]->[0x3920a28] envoy/registry/registry.h:509
[2022-08-25 20:22:47.114][3969][critical][backtrace] [./source/server/backtrace.h:96] #10: testing::internal::HandleSehExceptionsInMethodIfSupported<>() [0x588ddbb]->[0x3939dbb] envoy/registry/registry.h:0
[2022-08-25 20:22:47.160][3969][critical][backtrace] [./source/server/backtrace.h:96] #11: testing::internal::HandleExceptionsInMethodIfSupported<>() [0x587e683]->[0x392a683] /usr/lib/gcc/x86_64-linux-gnu/9/../../../../include/c++/9/bits/unique_ptr.h:154
[2022-08-25 20:22:47.191][3969][critical][backtrace] [./source/server/backtrace.h:96] #12: testing::UnitTest::Run() [0x5874568]->[0x3920568] envoy/registry/registry.h:508
[2022-08-25 20:22:47.237][3969][critical][backtrace] [./source/server/backtrace.h:96] #13: RUN_ALL_TESTS() [0x4878d51]->[0x2924d51] external/com_google_googletest/googlemock/include/gmock/gmock-spec-builders.h:1203
[2022-08-25 20:22:47.284][3969][critical][backtrace] [./source/server/backtrace.h:96] #14: Envoy::TestRunner::RunTests() [0x48783b1]->[0x29243b1] external/com_google_googletest/googlemock/include/gmock/gmock-actions.h:485
[2022-08-25 20:22:47.316][3969][critical][backtrace] [./source/server/backtrace.h:96] #15: main [0x4874c3a]->[0x2920c3a] external/com_google_googletest/googlemock/include/gmock/gmock-spec-builders.h:1181
[2022-08-25 20:22:47.316][3969][critical][backtrace] [./source/server/backtrace.h:96] #16: __libc_start_main [0x7ffbda897083]->[0x7ffbd8943083] ??:0
================================================================================
```

This is due to the race described by envoyproxy#22855. Making sure the dispatcher thread is running before starting the test avoids this problem.

Signed-off-by: Benjamin Peterson <benjamin@engflow.com>
GregHanson pushed a commit that referenced this pull request Apr 4, 2023
This test sends a large number of metadata frames in order to trigger a disconnect. However, it was possible for the disconnect to happen and the connection to be torn down before all the metadata frames had been sent. If that happened, ASAN detected a UAF:
```
==95==ERROR: AddressSanitizer: heap-use-after-free on address 0x60700037e5a0 at pc 0x000004811f9e bp 0x7ffc903af990 sp 0x7ffc903af988
READ of size 8 at 0x60700037e5a0 thread T0
    #0 0x4811f9d in Envoy::IntegrationCodecClient::sendMetadata(Envoy::Http::RequestEncoder&, Envoy::Http::MetadataMap) /proc/self/cwd/test/integration/http_integration.cc:168:3
    #1 0x46ed711 in Envoy::Http2FloodMitigationTest_RequestMetadata_Test::TestBody() /proc/self/cwd/test/integration/http2_flood_integration_test.cc:1486:20
    #2 0xd380e64 in void testing::internal::HandleExceptionsInMethodIfSupported<testing::Test, void>(testing::Test*, void (testing::Test::*)(), char const*) /proc/self/cwd/external/com_google_googletest/googletest/src/gtest.cc:2580:10
    #3 0xd348dc2 in testing::Test::Run() /proc/self/cwd/external/com_google_googletest/googletest/src/gtest.cc:2655:5
    #4 0xd34a927 in testing::TestInfo::Run() /proc/self/cwd/external/com_google_googletest/googletest/src/gtest.cc:2832:11
    #5 0xd34ccc4 in testing::TestSuite::Run() /proc/self/cwd/external/com_google_googletest/googletest/src/gtest.cc:2986:28
    #6 0xd36f07a in testing::internal::UnitTestImpl::RunAllTests() /proc/self/cwd/external/com_google_googletest/googletest/src/gtest.cc:5697:44
    #7 0xd384e63 in bool testing::internal::HandleExceptionsInMethodIfSupported<testing::internal::UnitTestImpl, bool>(testing::internal::UnitTestImpl*, bool (testing::internal::UnitTestImpl::*)(), char const*) /proc/self/cwd/external/com_google_googletest/googletest/src/
gtest.cc:2580:10
    #8 0xd36dd86 in testing::UnitTest::Run() /proc/self/cwd/external/com_google_googletest/googletest/src/gtest.cc:5280:10
    #9 0xa0e53a4 in Envoy::TestRunner::RunTests(int, char**) /proc/self/cwd/external/com_google_googletest/googletest/include/gtest/gtest.h:2485:46
    #10 0xa0e0af7 in main /proc/self/cwd/test/main.cc:34:10
    #11 0x7f442ef69082 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x24082) (BuildId: 1878e6b475720c7c51969e69ab2d276fae6d1dee)
    #12 0x45ed36d in _start (/mnt/ssd/cas/work/1/exec/bazel-out/k8-dbg/bin/test/integration/http2_flood_integration_test.runfiles/envoy/test/integration/http2_flood_integration_test+0x45ed36d)

0x60700037e5a0 is located 48 bytes inside of 80-byte region [0x60700037e570,0x60700037e5c0)
freed by thread T0 here:
    #0 0x466f7d2 in free /local/mnt/workspace/bcain_clang_hu-bcain-lv_22036/final/llvm-project/compiler-rt/lib/asan/asan_malloc_linux.cpp:52:3
    #1 0x831dde8 in Envoy::Http::CodecClient::ActiveRequest::~ActiveRequest() /proc/self/cwd/./source/common/http/codec_client.h:220:10
    #2 0x5aa33f9 in std::__1::unique_ptr<Envoy::Event::DeferredDeletable, std::__1::default_delete<Envoy::Event::DeferredDeletable> >::reset(Envoy::Event::DeferredDeletable*) /opt/llvm/bin/../include/c++/v1/__memory/unique_ptr.h:54:5
    #3 0xa3218e8 in Envoy::Event::DispatcherImpl::clearDeferredDeleteList() /proc/self/cwd/source/common/event/dispatcher_impl.cc:142:21
    #4 0xa3348df in void std::__1::__invoke_void_return_wrapper<void, true>::__call<Envoy::Event::DispatcherImpl::DispatcherImpl(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, Envoy::Thread::ThreadFactory&, Envoy::TimeSource&
, Envoy::Random::RandomGenerator&, Envoy::Filesystem::Instance&, Envoy::Event::TimeSystem&, std::__1::function<std::__1::unique_ptr<Envoy::Event::ScaledRangeTimerManager, std::__1::default_delete<Envoy::Event::ScaledRangeTimerManager> > (Envoy::Event::Dispatcher&)> const&
, std::__1::shared_ptr<Envoy::Buffer::WatermarkFactory> const&)::$_2&>(Envoy::Event::DispatcherImpl::DispatcherImpl(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, Envoy::Thread::ThreadFactory&, Envoy::TimeSource&, Envoy::Rand
om::RandomGenerator&, Envoy::Filesystem::Instance&, Envoy::Event::TimeSystem&, std::__1::function<std::__1::unique_ptr<Envoy::Event::ScaledRangeTimerManager, std::__1::default_delete<Envoy::Event::ScaledRangeTimerManager> > (Envoy::Event::Dispatcher&)> const&, std::__1::s
hared_ptr<Envoy::Buffer::WatermarkFactory> const&)::$_2&) /proc/self/cwd/source/common/event/dispatcher_impl.cc:79:30
    #5 0xa334603 in std::__1::__function::__func<Envoy::Event::DispatcherImpl::DispatcherImpl(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, Envoy::Thread::ThreadFactory&, Envoy::TimeSource&, Envoy::Random::RandomGenerator&,
Envoy::Filesystem::Instance&, Envoy::Event::TimeSystem&, std::__1::function<std::__1::unique_ptr<Envoy::Event::ScaledRangeTimerManager, std::__1::default_delete<Envoy::Event::ScaledRangeTimerManager> > (Envoy::Event::Dispatcher&)> const&, std::__1::shared_ptr<Envoy::Buffe
r::WatermarkFactory> const&)::$_2, std::__1::allocator<Envoy::Event::DispatcherImpl::DispatcherImpl(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, Envoy::Thread::ThreadFactory&, Envoy::TimeSource&, Envoy::Random::RandomGenera
tor&, Envoy::Filesystem::Instance&, Envoy::Event::TimeSystem&, std::__1::function<std::__1::unique_ptr<Envoy::Event::ScaledRangeTimerManager, std::__1::default_delete<Envoy::Event::ScaledRangeTimerManager> > (Envoy::Event::Dispatcher&)> const&, std::__1::shared_ptr<Envoy:
:Buffer::WatermarkFactory> const&)::$_2>, void ()>::operator()() /opt/llvm/bin/../include/c++/v1/__functional/function.h:180:16
    #6 0x4897039 in std::__1::__function::__value_func<void ()>::operator()() const /opt/llvm/bin/../include/c++/v1/__functional/function.h:507:16
    #7 0xa8e6aa4 in Envoy::Event::SchedulableCallbackImpl::SchedulableCallbackImpl(Envoy::CSmartPtr<event_base, &(event_base_free)>&, std::__1::function<void ()>)::$_0::__invoke(int, short, void*) /opt/llvm/bin/../include/c++/v1/__functional/function.h:1184:12
    #8 0xb557c5e in event_process_active_single_queue /mnt/ssd/cas/work/2/exec/external/com_github_libevent_libevent/event.c:1713:4
    #9 0xb539252 in event_process_active /mnt/ssd/cas/work/2/exec/external/com_github_libevent_libevent/event.c
    #10 0xb539252 in event_base_loop /mnt/ssd/cas/work/2/exec/external/com_github_libevent_libevent/event.c:2047:12
    #11 0xa8e1e3c in Envoy::Event::LibeventScheduler::run(Envoy::Event::Dispatcher::RunType) /proc/self/cwd/source/common/event/libevent_scheduler.cc:60:3
    #12 0xa32bd94 in Envoy::Event::DispatcherImpl::run(Envoy::Event::Dispatcher::RunType) /proc/self/cwd/source/common/event/dispatcher_impl.cc:299:19
    #13 0x480faad in Envoy::IntegrationCodecClient::flushWrite() /proc/self/cwd/test/integration/http_integration.cc:100:29
    #14 0x4811e94 in Envoy::IntegrationCodecClient::sendMetadata(Envoy::Http::RequestEncoder&, Envoy::Http::MetadataMap) /proc/self/cwd/test/integration/http_integration.cc:169:3
    #15 0x46ed711 in Envoy::Http2FloodMitigationTest_RequestMetadata_Test::TestBody() /proc/self/cwd/test/integration/http2_flood_integration_test.cc:1486:20
    #16 0xd380e64 in void testing::internal::HandleExceptionsInMethodIfSupported<testing::Test, void>(testing::Test*, void (testing::Test::*)(), char const*) /proc/self/cwd/external/com_google_googletest/googletest/src/gtest.cc:2580:10
    #17 0xd348dc2 in testing::Test::Run() /proc/self/cwd/external/com_google_googletest/googletest/src/gtest.cc:2655:5
    #18 0xd34a927 in testing::TestInfo::Run() /proc/self/cwd/external/com_google_googletest/googletest/src/gtest.cc:2832:11
    #19 0xd34ccc4 in testing::TestSuite::Run() /proc/self/cwd/external/com_google_googletest/googletest/src/gtest.cc:2986:28
    #20 0xd36f07a in testing::internal::UnitTestImpl::RunAllTests() /proc/self/cwd/external/com_google_googletest/googletest/src/gtest.cc:5697:44
    #21 0xd384e63 in bool testing::internal::HandleExceptionsInMethodIfSupported<testing::internal::UnitTestImpl, bool>(testing::internal::UnitTestImpl*, bool (testing::internal::UnitTestImpl::*)(), char const*) /proc/self/cwd/external/com_google_googletest/googletest/src/gtest.cc:2580:10
    #22 0xd36dd86 in testing::UnitTest::Run() /proc/self/cwd/external/com_google_googletest/googletest/src/gtest.cc:5280:10
    #23 0xa0e53a4 in Envoy::TestRunner::RunTests(int, char**) /proc/self/cwd/external/com_google_googletest/googletest/include/gtest/gtest.h:2485:46
    #24 0xa0e0af7 in main /proc/self/cwd/test/main.cc:34:10
    #25 0x7f442ef69082 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x24082) (BuildId: 1878e6b475720c7c51969e69ab2d276fae6d1dee)
```

To fix that, write all metadata frames at once.

Signed-off-by: Benjamin Peterson <benjamin@engflow.com>
istio-release-robot pushed a commit that referenced this pull request Jan 26, 2024
Commit Message: the probing socket is released when port migration fails. If this happens in response to an incoming packet during an I/O event, the follow socket read could cause use-after-free.

[2024-01-08 16:30:53.386][12][critical][backtrace] [./source/server/backtrace.h:104] Caught Segmentation fault, suspect faulting address 0x0
[2024-01-08 16:30:53.387][12][critical][backtrace] [./source/server/backtrace.h:91] Backtrace (use tools/stack_decode.py to get line numbers):
[2024-01-08 16:30:53.387][12][critical][backtrace] [./source/server/backtrace.h:92] Envoy version: 0/1.29.0-dev/test/DEBUG/BoringSSL
[2024-01-08 16:30:53.413][12][critical][backtrace] [./source/server/backtrace.h:96] #0: Envoy::SignalAction::sigHandler() [0x55bb876d499e]
[2024-01-08 16:30:53.413][12][critical][backtrace] [./source/server/backtrace.h:98] #1: [0x7f55fbf92510]
[2024-01-08 16:30:53.440][12][critical][backtrace] [./source/server/backtrace.h:96] #2: Envoy::Network::Utility::readPacketsFromSocket() [0x55bb875de0ef]
[2024-01-08 16:30:53.466][12][critical][backtrace] [./source/server/backtrace.h:96] #3: Envoy::Quic::EnvoyQuicClientConnection::onFileEvent() [0x55bb8663e1eb]
[2024-01-08 16:30:53.492][12][critical][backtrace] [./source/server/backtrace.h:96] #4: Envoy::Quic::EnvoyQuicClientConnection::setUpConnectionSocket()::$_0::operator()() [0x55bb8663f192]
[2024-01-08 16:30:53.518][12][critical][backtrace] [./source/server/backtrace.h:96] #5: std::__invoke_impl<>() [0x55bb8663f151]
[2024-01-08 16:30:53.544][12][critical][backtrace] [./source/server/backtrace.h:96] #6: std::__invoke_r<>() [0x55bb8663f0e2]
[2024-01-08 16:30:53.569][12][critical][backtrace] [./source/server/backtrace.h:96] #7: std::_Function_handler<>::_M_invoke() [0x55bb8663efc2]
[2024-01-08 16:30:53.595][12][critical][backtrace] [./source/server/backtrace.h:96] #8: std::function<>::operator()() [0x55bb85cb8f44]
[2024-01-08 16:30:53.621][12][critical][backtrace] [./source/server/backtrace.h:96] #9: Envoy::Event::DispatcherImpl::createFileEvent()::$_5::operator()() [0x55bb8722560f]
[2024-01-08 16:30:53.648][12][critical][backtrace] [./source/server/backtrace.h:96] #10: std::__invoke_impl<>() [0x55bb872255c1]
[2024-01-08 16:30:53.674][12][critical][backtrace] [./source/server/backtrace.h:96] #11: std::__invoke_r<>() [0x55bb87225562]
[2024-01-08 16:30:53.700][12][critical][backtrace] [./source/server/backtrace.h:96] #12: std::_Function_handler<>::_M_invoke() [0x55bb872253e2]
[2024-01-08 16:30:53.700][12][critical][backtrace] [./source/server/backtrace.h:96] #13: std::function<>::operator()() [0x55bb85cb8f44]
[2024-01-08 16:30:53.726][12][critical][backtrace] [./source/server/backtrace.h:96] #14: Envoy::Event::FileEventImpl::mergeInjectedEventsAndRunCb() [0x55bb872358ec]
[2024-01-08 16:30:53.752][12][critical][backtrace] [./source/server/backtrace.h:96] #15: Envoy::Event::FileEventImpl::assignEvents()::$_1::operator()() [0x55bb87235ed1]
[2024-01-08 16:30:53.778][12][critical][backtrace] [./source/server/backtrace.h:96] #16: Envoy::Event::FileEventImpl::assignEvents()::$_1::__invoke() [0x55bb87235949]
[2024-01-08 16:30:53.804][12][critical][backtrace] [./source/server/backtrace.h:96] #17: event_persist_closure [0x55bb87fab72b]
[2024-01-08 16:30:53.830][12][critical][backtrace] [./source/server/backtrace.h:96] #18: event_process_active_single_queue [0x55bb87faada2]
[2024-01-08 16:30:53.856][12][critical][backtrace] [./source/server/backtrace.h:96] #19: event_process_active [0x55bb87fa56c8]
[2024-01-08 16:30:53.882][12][critical][backtrace] [./source/server/backtrace.h:96] #20: event_base_loop [0x55bb87fa45cc]
[2024-01-08 16:30:53.908][12][critical][backtrace] [./source/server/backtrace.h:96] #21: Envoy::Event::LibeventScheduler::run() [0x55bb8760a59f]
Risk Level: low
Testing: new unit test
Docs Changes: N/A
Release Notes: Yes
Platform Specific Features: N/A

Signed-off-by: Dan Zhang <danzh@google.com>
Co-authored-by: Dan Zhang <danzh@google.com>
istio-release-robot pushed a commit that referenced this pull request Oct 16, 2024
…yproxy#35410)

When the ``AsyncTcpClient`` is being destroyed but it
also has an active client connection, there's a crash since during the
instance destruction, the ``ClientConnection`` object would also be
destroyed, causing ``raiseEvent`` to be called back to
``AsyncTcpClient`` while it is being destroyed

Caught with the following stack trace:
```
Caught Segmentation fault, suspect faulting address 0x0
Backtrace (use tools/stack_decode.py to get line numbers):
Envoy version: ee8c765a07037033766ea556c032120b497152b3/1.27.0/Clean/RELEASE/BoringSSL
#0: __restore_rt [0x7d80ab903420]
#1: Envoy::Extensions::AccessLoggers::Fluentd::FluentdAccessLoggerImpl::onEvent() [0x58313528746b]
#2: Envoy::Tcp::AsyncTcpClientImpl::onEvent() [0x5831359da00a]
#3: Envoy::Network::ConnectionImplBase::raiseConnectionEvent() [0x583135f0521d]
#4: Envoy::Network::ConnectionImpl::raiseEvent() [0x583135e9fed9]
#5: Envoy::Network::ConnectionImpl::closeSocket() [0x583135e9f90c]
#6: Envoy::Network::ConnectionImpl::close() [0x583135e9e54c]
#7: Envoy::Network::ConnectionImpl::~ConnectionImpl() [0x583135e9de5c]
#8: Envoy::Network::ClientConnectionImpl::~ClientConnectionImpl() [0x5831355fd25e]
#9: Envoy::Tcp::AsyncTcpClientImpl::~AsyncTcpClientImpl() [0x5831359da247]
#10: Envoy::Extensions::AccessLoggers::Fluentd::FluentdAccessLoggerImpl::~FluentdAccessLoggerImpl() [0x583135289350]
#11: Envoy::Extensions::AccessLoggers::Fluentd::FluentdAccessLog::ThreadLocalLogger::~ThreadLocalLogger() [0x58313528adbf]
#12: Envoy::ThreadLocal::InstanceImpl::shutdownThread() [0x58313560373a]
#13: Envoy::Server::WorkerImpl::threadRoutine() [0x583135630c0a]
#14: Envoy::Thread::ThreadImplPosix::ThreadImplPosix()::{lambda()#1}::__invoke() [0x5831364e88d5]
#15: start_thread [0x7d80ab8f7609]
```
Risk Level: low
Testing: unit tests
Docs Changes: none
Release Notes: none
Platform Specific Features: none

---------

Signed-off-by: Ohad Vano <ohadvano@gmail.com>
istio-release-robot pushed a commit that referenced this pull request Oct 16, 2024
Fixing asan failures:
```
==16==ERROR: LeakSanitizer: detected memory leaks

Direct leak of 48 byte(s) in 1 object(s) allocated from:
    #0 0x323ecbe in malloc /local/mnt/workspace/bcain_clang_hu-bcain-lv_22036/final/llvm-project/compiler-rt/lib/asan/asan_malloc_linux.cpp:69:3
    #1 0xa58a194 in operator new(unsigned long) (/b/f/w/bazel-out/k8-dbg/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test.runfiles/envoy/test/extensions/geoip_providers/maxmind/geoip_provider_test+0xa58a194)
    #2 0x3348d04 in void std::__1::vector<std::__1::function<absl::lts_20230802::Status (unsigned int)>, std::__1::allocator<std::__1::function<absl::lts_20230802::Status (unsigned int)> > >::__emplace_back_slow_path<std::__1::function<absl::lts_20230802::Status (unsigned int)> >(std::__1::function<absl::lts_20230802::Status (unsigned int)>&&) /opt/llvm/bin/../include/c++/v1/vector:1558:49
    #3 0x3348883 in std::__1::function<absl::lts_20230802::Status (unsigned int)>& std::__1::vector<std::__1::function<absl::lts_20230802::Status (unsigned int)>, std::__1::allocator<std::__1::function<absl::lts_20230802::Status (unsigned int)> > >::emplace_back<std::__1::function<absl::lts_20230802::Status (unsigned int)> >(std::__1::function<absl::lts_20230802::Status (unsigned int)>&&) /opt/llvm/bin/../include/c++/v1/vector:1580:9
    #4 0x3348554 in Envoy::Extensions::GeoipProviders::Maxmind::GeoipProviderTestBase::initializeProvider(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, std::__1::optional<Envoy::ConditionalInitializer>&)::'lambda'()::operator()() const::'lambda'(std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)::operator()(std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>) const /proc/self/cwd/test/extensions/geoip_providers/maxmind/geoip_provider_test.cc:118:35
    #5 0x334830e in decltype(static_cast<Envoy::Extensions::GeoipProviders::Maxmind::GeoipProviderTestBase::initializeProvider(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, std::__1::optional<Envoy::ConditionalInitializer>&)::'lambda'()::operator()() const::'lambda'(std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)&>(fp)(static_cast<std::__1::basic_string_view<char, std::__1::char_traits<char> >>(fp0), static_cast<unsigned int>(fp0), static_cast<std::__1::function<absl::lts_20230802::Status (unsigned int)>>(fp0))) std::__1::__invoke<Envoy::Extensions::GeoipProviders::Maxmind::GeoipProviderTestBase::initializeProvider(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, std::__1::optional<Envoy::ConditionalInitializer>&)::'lambda'()::operator()() const::'lambda'(std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)&, std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)> >(Envoy::Extensions::GeoipProviders::Maxmind::GeoipProviderTestBase::initializeProvider(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, std::__1::optional<Envoy::ConditionalInitializer>&)::'lambda'()::operator()() const::'lambda'(std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)&, std::__1::basic_string_view<char, std::__1::char_traits<char> >&&, unsigned int&&, std::__1::function<absl::lts_20230802::Status (unsigned int)>&&) /opt/llvm/bin/../include/c++/v1/type_traits:3640:23
    #6 0x33481c5 in absl::lts_20230802::Status std::__1::__invoke_void_return_wrapper<absl::lts_20230802::Status, false>::__call<Envoy::Extensions::GeoipProviders::Maxmind::GeoipProviderTestBase::initializeProvider(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, std::__1::optional<Envoy::ConditionalInitializer>&)::'lambda'()::operator()() const::'lambda'(std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)&, std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)> >(Envoy::Extensions::GeoipProviders::Maxmind::GeoipProviderTestBase::initializeProvider(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, std::__1::optional<Envoy::ConditionalInitializer>&)::'lambda'()::operator()() const::'lambda'(std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)&, std::__1::basic_string_view<char, std::__1::char_traits<char> >&&, unsigned int&&, std::__1::function<absl::lts_20230802::Status (unsigned int)>&&) /opt/llvm/bin/../include/c++/v1/__functional/invoke.h:30:16
    #7 0x334819d in std::__1::__function::__alloc_func<Envoy::Extensions::GeoipProviders::Maxmind::GeoipProviderTestBase::initializeProvider(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, std::__1::optional<Envoy::ConditionalInitializer>&)::'lambda'()::operator()() const::'lambda'(std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>), std::__1::allocator<Envoy::Extensions::GeoipProviders::Maxmind::GeoipProviderTestBase::initializeProvider(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, std::__1::optional<Envoy::ConditionalInitializer>&)::'lambda'()::operator()() const::'lambda'(std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)>, absl::lts_20230802::Status (std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)>::operator()(std::__1::basic_string_view<char, std::__1::char_traits<char> >&&, unsigned int&&, std::__1::function<absl::lts_20230802::Status (unsigned int)>&&) /opt/llvm/bin/../include/c++/v1/__functional/function.h:180:16
    #8 0x3347993 in std::__1::__function::__func<Envoy::Extensions::GeoipProviders::Maxmind::GeoipProviderTestBase::initializeProvider(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, std::__1::optional<Envoy::ConditionalInitializer>&)::'lambda'()::operator()() const::'lambda'(std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>), std::__1::allocator<Envoy::Extensions::GeoipProviders::Maxmind::GeoipProviderTestBase::initializeProvider(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, std::__1::optional<Envoy::ConditionalInitializer>&)::'lambda'()::operator()() const::'lambda'(std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)>, absl::lts_20230802::Status (std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)>::operator()(std::__1::basic_string_view<char, std::__1::char_traits<char> >&&, unsigned int&&, std::__1::function<absl::lts_20230802::Status (unsigned int)>&&) /opt/llvm/bin/../include/c++/v1/__functional/function.h:354:12
    #9 0x71758dd in std::__1::__function::__value_func<absl::lts_20230802::Status (std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)>::operator()(std::__1::basic_string_view<char, std::__1::char_traits<char> >&&, unsigned int&&, std::__1::function<absl::lts_20230802::Status (unsigned int)>&&) const /opt/llvm/bin/../include/c++/v1/__functional/function.h:507:16
    #10 0x7175738 in std::__1::function<absl::lts_20230802::Status (std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)>::operator()(std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>) const /opt/llvm/bin/../include/c++/v1/__functional/function.h:1184:12
    #11 0x71754e8 in decltype(std::forward<std::__1::function<absl::lts_20230802::Status (std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)> const&>(fp)(std::get<0ul>(std::forward<std::__1::tuple<std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)> > >(fp0)), std::get<1ul>(std::forward<std::__1::tuple<std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)> > >(fp0)), std::get<2ul>(std::forward<std::__1::tuple<std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)> > >(fp0)))) testing::internal::ApplyImpl<std::__1::function<absl::lts_20230802::Status (std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)> const&, std::__1::tuple<std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)> >, 0ul, 1ul, 2ul>(std::__1::function<absl::lts_20230802::Status (std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)> const&, std::__1::tuple<std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)> >&&, testing::internal::IndexSequence<0ul, 1ul, 2ul>) /proc/self/cwd/external/com_google_googletest/googlemock/include/gmock/internal/gmock-internal-utils.h:420:10
    #12 0x7175395 in decltype(ApplyImpl(std::forward<std::__1::function<absl::lts_20230802::Status (std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)> const&>(fp), std::forward<std::__1::tuple<std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)> > >(fp0), (testing::internal::MakeIndexSequence<std::tuple_size<std::__1::remove_reference<std::__1::tuple<std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)> > >::type>::value>)())) testing::internal::Apply<std::__1::function<absl::lts_20230802::Status (std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)> const&, std::__1::tuple<std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)> > >(std::__1::function<absl::lts_20230802::Status (std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)> const&, std::__1::tuple<std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)> >&&) /proc/self/cwd/external/com_google_googletest/googlemock/include/gmock/internal/gmock-internal-utils.h:429:10
    #13 0x7174d47 in testing::Action<absl::lts_20230802::Status (std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)>::Perform(std::__1::tuple<std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)> >) const /proc/self/cwd/external/com_google_googletest/googlemock/include/gmock/gmock-actions.h:497:12
    #14 0x7175afd in testing::internal::ActionResultHolder<absl::lts_20230802::Status>* testing::internal::ActionResultHolder<absl::lts_20230802::Status>::PerformAction<absl::lts_20230802::Status (std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)>(testing::Action<absl::lts_20230802::Status (std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)> const&, testing::internal::Function<absl::lts_20230802::Status (std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)>::ArgumentTuple&&) /proc/self/cwd/external/com_google_googletest/googlemock/include/gmock/gmock-spec-builders.h:1402:24
    #15 0x7173651 in testing::internal::FunctionMocker<absl::lts_20230802::Status (std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)>::UntypedPerformAction(void const*, void*) const /proc/self/cwd/external/com_google_googletest/googlemock/include/gmock/gmock-spec-builders.h:1556:12
    #16 0xa3e9535 in testing::internal::UntypedFunctionMockerBase::UntypedInvokeWith(void*) /proc/self/cwd/external/com_google_googletest/googlemock/src/gmock-spec-builders.cc:452:24
    #17 0x333e5b2 in testing::internal::FunctionMocker<absl::lts_20230802::Status (std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>)>::Invoke(std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>) /proc/self/cwd/external/com_google_googletest/googlemock/include/gmock/gmock-spec-builders.h:1593:15
    #18 0x333e24c in Envoy::Filesystem::MockWatcher::addWatch(std::__1::basic_string_view<char, std::__1::char_traits<char> >, unsigned int, std::__1::function<absl::lts_20230802::Status (unsigned int)>) /proc/self/cwd/./test/mocks/filesystem/mocks.h:78:3
    #19 0x3405db9 in decltype(static_cast<Envoy::Extensions::GeoipProviders::Maxmind::GeoipProvider::GeoipProvider(Envoy::Event::Dispatcher&, Envoy::Api::Api&, std::__1::shared_ptr<Envoy::Singleton::Instance>, std::__1::shared_ptr<Envoy::Extensions::GeoipProviders::Maxmind::GeoipProviderConfig>)::$_0&>(fp)()) std::__1::__invoke<Envoy::Extensions::GeoipProviders::Maxmind::GeoipProvider::GeoipProvider(Envoy::Event::Dispatcher&, Envoy::Api::Api&, std::__1::shared_ptr<Envoy::Singleton::Instance>, std::__1::shared_ptr<Envoy::Extensions::GeoipProviders::Maxmind::GeoipProviderConfig>)::$_0&>(Envoy::Extensions::GeoipProviders::Maxmind::GeoipProvider::GeoipProvider(Envoy::Event::Dispatcher&, Envoy::Api::Api&, std::__1::shared_ptr<Envoy::Singleton::Instance>, std::__1::shared_ptr<Envoy::Extensions::GeoipProviders::Maxmind::GeoipProviderConfig>)::$_0&) /proc/self/cwd/source/extensions/geoip_providers/maxmind/geoip_provider.cc:126:11
    #20 0x3404a63 in std::__1::__function::__func<Envoy::Extensions::GeoipProviders::Maxmind::GeoipProvider::GeoipProvider(Envoy::Event::Dispatcher&, Envoy::Api::Api&, std::__1::shared_ptr<Envoy::Singleton::Instance>, std::__1::shared_ptr<Envoy::Extensions::GeoipProviders::Maxmind::GeoipProviderConfig>)::$_0, std::__1::allocator<Envoy::Extensions::GeoipProviders::Maxmind::GeoipProvider::GeoipProvider(Envoy::Event::Dispatcher&, Envoy::Api::Api&, std::__1::shared_ptr<Envoy::Singleton::Instance>, std::__1::shared_ptr<Envoy::Extensions::GeoipProviders::Maxmind::GeoipProviderConfig>)::$_0>, void ()>::operator()() /opt/llvm/bin/../include/c++/v1/__functional/invoke.h:61:9
    #21 0x34f0239 in std::__1::__function::__value_func<void ()>::operator()() const /opt/llvm/bin/../include/c++/v1/__functional/function.h:507:16
    #22 0x91dbf37 in Envoy::Thread::PosixThreadFactory::createPthread(Envoy::Thread::ThreadHandle*)::$_6::__invoke(void*) /opt/llvm/bin/../include/c++/v1/__functional/function.h:1184:12
    #23 0x7fb0ecf9f608 in start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x8608) (BuildId: 0c044ba611aeeeaebb8374e660061f341ebc0bac)
```

Commit Message:
Additional Description:
Risk Level:
Testing:
Docs Changes:
Release Notes:
Platform Specific Features:
[Optional Runtime guard:]
Fixes envoyproxy#35829
[Optional Fixes commit #PR or SHA]
[Optional Deprecated:]
[Optional [API
Considerations](https://github.com/envoyproxy/envoy/blob/main/api/review_checklist.md):]

Signed-off-by: Kateryna Nezdolii <kateryna.nezdolii@gmail.com>
istio-release-robot pushed a commit that referenced this pull request Oct 16, 2024
Fix for:
```
==12==ERROR: AddressSanitizer: heap-use-after-free on address 0x60300019d860 at pc 0xb7d3f059f8cc bp 0xe6dc6a8fde80 sp 0xe6dc6a8fd670
WRITE of size 24 at 0x60300019d860 thread T1
    #0 0xb7d3f059f8c8 in __asan_memset (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x48ef8c8)
    #1 0xb7d3f065bb9c in std::function<absl::lts_20230802::Status (unsigned int)>& std::vector<std::function<absl::lts_20230802::Status (unsigned int)>, std::allocator<std::function<absl::lts_20230802::Status (unsigned int)>>>::emplace_back<std::function<absl::lts_20230802::Status (unsigned int)>>(std::function<absl::lts_20230802::Status (unsigned int)>&&) (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x49abb9c)
    #2 0xb7d3f065b6a0 in Envoy::Extensions::GeoipProviders::Maxmind::GeoipProviderTestBase::initializeProvider(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>> const&, std::optional<Envoy::ConditionalInitializer>&)::'lambda'()::operator()() const::'lambda'(std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>)::operator()(std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>) const (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x49ab6a0)
    #3 0xb7d3f065b2c0 in std::_Function_handler<absl::lts_20230802::Status (std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>), Envoy::Extensions::GeoipProviders::Maxmind::GeoipProviderTestBase::initializeProvider(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>> const&, std::optional<Envoy::ConditionalInitializer>&)::'lambda'()::operator()() const::'lambda'(std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>)>::_M_invoke(std::_Any_data const&, std::basic_string_view<char, std::char_traits<char>>&&, unsigned int&&, std::function<absl::lts_20230802::Status (unsigned int)>&&) (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x49ab2c0)
    #4 0xb7d3f3080050 in decltype(std::forward<std::function<absl::lts_20230802::Status (std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>)> const&>(fp)(std::get<0ul>(std::forward<std::tuple<std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>>>(fp0)), std::get<1ul>(std::forward<std::tuple<std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>>>(fp0)), std::get<2ul>(std::forward<std::tuple<std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>>>(fp0)))) testing::internal::ApplyImpl<std::function<absl::lts_20230802::Status (std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>)> const&, std::tuple<std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>>, 0ul, 1ul, 2ul>(std::function<absl::lts_20230802::Status (std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>)> const&, std::tuple<std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>>&&, testing::internal::IndexSequence<0ul, 1ul, 2ul>) (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x73d0050)
    #5 0xb7d3f3080438 in testing::internal::ActionResultHolder<absl::lts_20230802::Status>* testing::internal::ActionResultHolder<absl::lts_20230802::Status>::PerformAction<absl::lts_20230802::Status (std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>)>(testing::Action<absl::lts_20230802::Status (std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>)> const&, testing::internal::Function<absl::lts_20230802::Status (std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>)>::ArgumentTuple&&) (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x73d0438)
    #6 0xb7d3f307e148 in testing::internal::FunctionMocker<absl::lts_20230802::Status (std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>)>::UntypedPerformAction(void const*, void*) const (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x73ce148)
    #7 0xb7d3f531993c in testing::internal::UntypedFunctionMockerBase::UntypedInvokeWith(void*) (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x966993c)
    #8 0xb7d3f0657fa0 in testing::internal::FunctionMocker<absl::lts_20230802::Status (std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>)>::Invoke(std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>) (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x49a7fa0)
    #9 0xb7d3f0657c2c in Envoy::Filesystem::MockWatcher::addWatch(std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>) (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x49a7c2c)
    #10 0xb7d3f06b63b4 in std::_Function_handler<void (), Envoy::Extensions::GeoipProviders::Maxmind::GeoipProvider::GeoipProvider(Envoy::Event::Dispatcher&, Envoy::Api::Api&, std::shared_ptr<Envoy::Singleton::Instance>, std::shared_ptr<Envoy::Extensions::GeoipProviders::Maxmind::GeoipProviderConfig>)::$_0>::_M_invoke(std::_Any_data const&) geoip_provider.cc
    #11 0xb7d3f45c9fc8 in Envoy::Thread::PosixThreadFactory::createPthread(Envoy::Thread::ThreadHandle*)::$_0::__invoke(void*) thread_impl.cc
    #12 0xe6dc6ea637cc  (/lib/aarch64-linux-gnu/libc.so.6+0x837cc) (BuildId: 5b12268cafe96b30a4b950adece623b540b747be)
    #13 0xe6dc6eacf5c8  (/lib/aarch64-linux-gnu/libc.so.6+0xef5c8) (BuildId: 5b12268cafe96b30a4b950adece623b540b747be)

0x60300019d860 is located 0 bytes inside of 32-byte region [0x60300019d860,0x60300019d880)
freed by thread T0 here:
    #0 0xb7d3f05a0138 in free (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x48f0138)
    #1 0xb7d3f05edd2c in std::vector<std::function<absl::lts_20230802::Status (unsigned int)>, std::allocator<std::function<absl::lts_20230802::Status (unsigned int)>>>::~vector() (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x493dd2c)
    #2 0xb7d3f0648504 in Envoy::Extensions::GeoipProviders::Maxmind::GeoipProviderTestBase::~GeoipProviderTestBase() (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x4998504)
    #3 0xb7d3f05eba10 in Envoy::Extensions::GeoipProviders::Maxmind::GeoipProviderTest_ValidConfigCityAndIspDbsSuccessfulLookup_Test::~GeoipProviderTest_ValidConfigCityAndIspDbsSuccessfulLookup_Test() (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x493ba10)
    #4 0xb7d3f53a68b0 in testing::Test::DeleteSelf_() (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x96f68b0)
    #5 0xb7d3f53a5ccc in void testing::internal::HandleExceptionsInMethodIfSupported<testing::Test, void>(testing::Test*, void (testing::Test::*)(), char const*) (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x96f5ccc)
    #6 0xb7d3f53702fc in testing::TestInfo::Run() (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x96c02fc)
    #7 0xb7d3f5371dc8 in testing::TestSuite::Run() (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x96c1dc8)
    #8 0xb7d3f5394e84 in testing::internal::UnitTestImpl::RunAllTests() (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x96e4e84)
    #9 0xb7d3f53a82a4 in bool testing::internal::HandleExceptionsInMethodIfSupported<testing::internal::UnitTestImpl, bool>(testing::internal::UnitTestImpl*, bool (testing::internal::UnitTestImpl::*)(), char const*) (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x96f82a4)
    #10 0xb7d3f53945d0 in testing::UnitTest::Run() (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x96e45d0)
    #11 0xb7d3f2f2ea10 in Envoy::TestRunner::runTests(int, char**) (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x727ea10)
    #12 0xb7d3f2f2b2c0 in main (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x727b2c0)
    #13 0xe6dc6ea07580  (/lib/aarch64-linux-gnu/libc.so.6+0x27580) (BuildId: 5b12268cafe96b30a4b950adece623b540b747be)
    #14 0xe6dc6ea07654 in __libc_start_main (/lib/aarch64-linux-gnu/libc.so.6+0x27654) (BuildId: 5b12268cafe96b30a4b950adece623b540b747be)
    #15 0xb7d3f0502eec in _start (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x4852eec)

previously allocated by thread T1 here:
    #0 0xb7d3f05a03cc in malloc (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x48f03cc)
    #1 0xb7d3f5428378 in operator new(unsigned long) (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x9778378)
    #2 0xb7d3f065b994 in std::vector<std::function<absl::lts_20230802::Status (unsigned int)>, std::allocator<std::function<absl::lts_20230802::Status (unsigned int)>>>::reserve(unsigned long) (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x49ab994)
    #3 0xb7d3f065b684 in Envoy::Extensions::GeoipProviders::Maxmind::GeoipProviderTestBase::initializeProvider(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>> const&, std::optional<Envoy::ConditionalInitializer>&)::'lambda'()::operator()() const::'lambda'(std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>)::operator()(std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>) const (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x49ab684)
    #4 0xb7d3f065b2c0 in std::_Function_handler<absl::lts_20230802::Status (std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>), Envoy::Extensions::GeoipProviders::Maxmind::GeoipProviderTestBase::initializeProvider(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>> const&, std::optional<Envoy::ConditionalInitializer>&)::'lambda'()::operator()() const::'lambda'(std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>)>::_M_invoke(std::_Any_data const&, std::basic_string_view<char, std::char_traits<char>>&&, unsigned int&&, std::function<absl::lts_20230802::Status (unsigned int)>&&) (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x49ab2c0)
    #5 0xb7d3f3080050 in decltype(std::forward<std::function<absl::lts_20230802::Status (std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>)> const&>(fp)(std::get<0ul>(std::forward<std::tuple<std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>>>(fp0)), std::get<1ul>(std::forward<std::tuple<std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>>>(fp0)), std::get<2ul>(std::forward<std::tuple<std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>>>(fp0)))) testing::internal::ApplyImpl<std::function<absl::lts_20230802::Status (std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>)> const&, std::tuple<std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>>, 0ul, 1ul, 2ul>(std::function<absl::lts_20230802::Status (std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>)> const&, std::tuple<std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>>&&, testing::internal::IndexSequence<0ul, 1ul, 2ul>) (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x73d0050)
    #6 0xb7d3f3080438 in testing::internal::ActionResultHolder<absl::lts_20230802::Status>* testing::internal::ActionResultHolder<absl::lts_20230802::Status>::PerformAction<absl::lts_20230802::Status (std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>)>(testing::Action<absl::lts_20230802::Status (std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>)> const&, testing::internal::Function<absl::lts_20230802::Status (std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>)>::ArgumentTuple&&) (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x73d0438)
    #7 0xb7d3f307e148 in testing::internal::FunctionMocker<absl::lts_20230802::Status (std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>)>::UntypedPerformAction(void const*, void*) const (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x73ce148)
    #8 0xb7d3f531993c in testing::internal::UntypedFunctionMockerBase::UntypedInvokeWith(void*) (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x966993c)
    #9 0xb7d3f0657fa0 in testing::internal::FunctionMocker<absl::lts_20230802::Status (std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>)>::Invoke(std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>) (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x49a7fa0)
    #10 0xb7d3f0657c2c in Envoy::Filesystem::MockWatcher::addWatch(std::basic_string_view<char, std::char_traits<char>>, unsigned int, std::function<absl::lts_20230802::Status (unsigned int)>) (/home/nezdolik.linux/.cache/bazel/_bazel_nezdolik/9a5f062d7ba021dba530b9f40b2998a7/execroot/envoy/bazel-out/aarch64-fastbuild/bin/test/extensions/geoip_providers/maxmind/geoip_provider_test+0x49a7c2c)
    #11 0xb7d3f06b61d4 in std::_Function_handler<void (), Envoy::Extensions::GeoipProviders::Maxmind::GeoipProvider::GeoipProvider(Envoy::Event::Dispatcher&, Envoy::Api::Api&, std::shared_ptr<Envoy::Singleton::Instance>, std::shared_ptr<Envoy::Extensions::GeoipProviders::Maxmind::GeoipProviderConfig>)::$_0>::_M_invoke(std::_Any_data const&) geoip_provider.cc
    #12 0xb7d3f45c9fc8 in Envoy::Thread::PosixThreadFactory::createPthread(Envoy::Thread::ThreadHandle*)::$_0::__invoke(void*) thread_impl.cc
    #13 0xe6dc6ea637cc  (/lib/aarch64-linux-gnu/libc.so.6+0x837cc) (BuildId: 5b12268cafe96b30a4b950adece623b540b747be)
    #14 0xe6dc6eacf5c8  (/lib/aarch64-linux-gnu/libc.so.6+0xef5c8) (BuildId: 5b12268cafe96b30a4b950adece623b540b747be)
```

Commit Message:
Additional Description:
Risk Level:
Testing:
Docs Changes:
Release Notes:
Platform Specific Features:
[Optional Runtime guard:]
[Optional Fixes #Issue]
[Optional Fixes commit #PR or SHA]
[Optional Deprecated:]
[Optional [API
Considerations](https://github.com/envoyproxy/envoy/blob/main/api/review_checklist.md):]

Signed-off-by: Kateryna Nezdolii <kateryna.nezdolii@gmail.com>
oracle-cne-bot referenced this pull request in oracle-cne/envoy Oct 13, 2025
When trying to build and run fuzzers that may throw an exception (e.g.,
`bazel build //test/common/http:path_utility_fuzz_test
--config=asan-fuzzer`) the following error occurs:
```
$ bazel-bin/test/common/http/path_utility_fuzz_test /tmp/corpus
INFO: found LLVMFuzzerCustomMutator (0x555ec3b27058). Disabling -len_control by default.
INFO: Running with entropic power schedule (0xFF, 100).
INFO: Seed: 3031084950
INFO: Loaded 1 modules   (2436830 inline 8-bit counters): 2436830 [0x555ecf049c40, 0x555ecf29cb1e),
INFO: Loaded 1 PC tables (2436830 PCs): 2436830 [0x555ecf29cb20,0x555ed17cb900),
INFO:        5 files found in /tmp/corpus
INFO: -max_len is not provided; libFuzzer will not generate inputs larger than 4096 bytes
INFO: seed corpus: files: 5 min: 91b max: 332b total: 1208b rss: 357Mb
libc++abi: terminating due to uncaught exception of type Envoy::EnvoyException
==3072858== ERROR: libFuzzer: deadly signal
    #0 0x555ec3ae0911 in __sanitizer_print_stack_trace (/usr/local/google/home/adip/.cache/bazel/_bazel_adip/8e88866af51670ff1222d99304421e7c/execroot/envoy/bazel-out/k8-fastbuild/bin/test/common/http/path_utility_fuzz_test+0xa49f911)
    #1 0x555ec39e56b8 in fuzzer::PrintStackTrace() cxa_noexception.cpp
    #2 0x555ec39c8a53 in fuzzer::Fuzzer::CrashCallback() cxa_noexception.cpp
    #3 0x7f5506763e1f  (/lib/x86_64-linux-gnu/libc.so.6+0x3fe1f) (BuildId: ea119b374e0f8f858c82ad03a9542414f9ea1c8c)
    #4 0x7f55067b7e5b in __pthread_kill_implementation nptl/pthread_kill.c:43:17
    #5 0x7f5506763d81 in raise signal/../sysdeps/posix/raise.c:26:13
    #6 0x7f550674c4ef in abort stdlib/abort.c:79:7
    #7 0x555ecc751905 in abort_message abort_message.cpp
    #8 0x555ecc751ae2 in demangling_terminate_handler() cxa_default_handlers.cpp
    #9 0x555ecc7519a2 in std::__terminate(void (*)()) cxa_handlers.cpp
    #10 0x555ecc750fd5 in __cxxabiv1::failed_throw(__cxxabiv1::__cxa_exception*) cxa_exception.cpp
    #11 0x555ecc750fbf in __cxa_throw (/usr/local/google/home/adip/.cache/bazel/_bazel_adip/8e88866af51670ff1222d99304421e7c/execroot/envoy/bazel-out/k8-fastbuild/bin/test/common/http/path_utility_fuzz_test+0x1310ffbf)
    #12 0x555ec97f5a1f in Envoy::ProtoExceptionUtil::throwProtoValidationException(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char>> const&, google::protobuf::Message const&) (/usr/local/google/home/adip/.cache/bazel/_bazel_adip/8e88866af51670ff1222d99304421e7c/execroot/envoy/bazel-out/k8-fastbuild/bin/test/common/http/path_utility_fuzz_test+0x101b4a1f)
    #13 0x555ec3b87a1c in void Envoy::MessageUtil::validate<test::common::http::PathUtilityTestCase>(test::common::http::PathUtilityTestCase const&, Envoy::ProtobufMessage::ValidationVisitor&, bool) (/usr/local/google/home/adip/.cache/bazel/_bazel_adip/8e88866af51670ff1222d99304421e7c/execroot/envoy/bazel-out/k8-fastbuild/bin/test/common/http/path_utility_fuzz_test+0xa546a1c)
    #14 0x555ec3b277be in LLVMFuzzerTestOneInput (/usr/local/google/home/adip/.cache/bazel/_bazel_adip/8e88866af51670ff1222d99304421e7c/execroot/envoy/bazel-out/k8-fastbuild/bin/test/common/http/path_utility_fuzz_test+0xa4e67be)
    #15 0x555ec39c9f60 in fuzzer::Fuzzer::ExecuteCallback(unsigned char const*, unsigned long) cxa_noexception.cpp
    #16 0x555ec39c9785 in fuzzer::Fuzzer::RunOne(unsigned char const*, unsigned long, bool, fuzzer::InputInfo*, bool, bool*) cxa_noexception.cpp
    #17 0x555ec39cb712 in fuzzer::Fuzzer::ReadAndExecuteSeedCorpora(std::__Fuzzer::vector<fuzzer::SizedFile, std::__Fuzzer::allocator<fuzzer::SizedFile>>&) cxa_noexception.cpp
    #18 0x555ec39cba02 in fuzzer::Fuzzer::Loop(std::__Fuzzer::vector<fuzzer::SizedFile, std::__Fuzzer::allocator<fuzzer::SizedFile>>&) cxa_noexception.cpp
    #19 0x555ec39b9eeb in fuzzer::FuzzerDriver(int*, char***, int (*)(unsigned char const*, unsigned long)) cxa_noexception.cpp
    #20 0x555ec39e5f12 in main (/usr/local/google/home/adip/.cache/bazel/_bazel_adip/8e88866af51670ff1222d99304421e7c/execroot/envoy/bazel-out/k8-fastbuild/bin/test/common/http/path_utility_fuzz_test+0xa3a4f12)
    #21 0x7f550674dd67 in __libc_start_call_main csu/../sysdeps/nptl/libc_start_call_main.h:58:16
    #22 0x7f550674de24 in __libc_start_main csu/../csu/libc-start.c:360:3
    #23 0x555ec39ac720 in _start (/usr/local/google/home/adip/.cache/bazel/_bazel_adip/8e88866af51670ff1222d99304421e7c/execroot/envoy/bazel-out/k8-fastbuild/bin/test/common/http/path_utility_fuzz_test+0xa36b720)

NOTE: libFuzzer has rudimentary signal handlers.
      Combine libFuzzer with AddressSanitizer or similar for better crash reports.
SUMMARY: libFuzzer: deadly signal
```

This PR adds a linking flag to allow the fuzzers to properly handle
exceptions.

Signed-off-by: Adi Suissa-Peleg <adip@google.com>
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