[Fix](mow) Fix potential use after free in CalcDeleteBitmapToken#59920
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yiguolei merged 2 commits intoapache:masterfrom Jan 16, 2026
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[Fix](mow) Fix potential use after free in CalcDeleteBitmapToken#59920yiguolei merged 2 commits intoapache:masterfrom
CalcDeleteBitmapToken#59920yiguolei merged 2 commits intoapache:masterfrom
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TPC-H: Total hot run time: 31197 ms |
TPC-DS: Total hot run time: 173648 ms |
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…59920) ### What problem does this PR solve? When `BaseBetaRowsetWriter` is destructed(this may happen when the load is canceled) before the execution of the task submitted to thread pool, the task may encounter coredump due to use after free. ``` (gdb) bt #0 __GI___pthread_sigmask (how=2, newmask=<optimized out>, oldmask=0x0) at ./nptl/pthread_sigmask.c:43 #1 0x00007fa1d0c1171e in PosixSignals::chained_handler(int, siginfo*, void*) [clone .part.0] () from /usr/lib/jvm/java-17-openjdk-amd64/lib/server/libjvm.so #2 0x00007fa1d0c12206 in JVM_handle_linux_signal () from /usr/lib/jvm/java-17-openjdk-amd64/lib/server/libjvm.so #3 <signal handler called> #4 doris::TUniqueId::TUniqueId (this=0x7f99955f2208, other51=...) at /home/zcp/repo_center/doris_branch-4.0/doris/gensrc/build/gen_cpp/Types_types.cpp:2571 #5 0x00005653d14008ca in doris::AttachTask::init (rc=..., this=<optimized out>) at /home/zcp/repo_center/doris_branch-4.0/doris/be/src/runtime/thread_context.cpp:29 #6 doris::AttachTask::AttachTask (this=<optimized out>, rc=...) at /home/zcp/repo_center/doris_branch-4.0/doris/be/src/runtime/thread_context.cpp:34 #7 0x00005653d0d05087 in doris::CalcDeleteBitmapToken::submit_func<doris::BaseBetaRowsetWriter::_generate_delete_bitmap(int)::$_0>(doris::BaseBetaRowsetWriter::_generate_delete_bitmap(int)::$_0&&)::{lambda()#1}::operator()() const (this=0x7f9cdf302500) at /home/zcp/repo_center/doris_branch-4.0/doris/be/src/olap/calc_delete_bitmap_executor.h:74 #8 std::__invoke_impl<void, doris::CalcDeleteBitmapToken::submit_func<doris::BaseBetaRowsetWriter::_generate_delete_bitmap(int)::$_0>(doris::BaseBetaRowsetWriter::_generate_delete_bitmap(int)::$_0&&)::{lambda()#1}&>(std::__invoke_other, doris::CalcDeleteBitmapToken::submit_func<doris::BaseBetaRowsetWriter::_generate_delete_bitmap(int)::$_0>(doris::BaseBetaRowsetWriter::_generate_delete_bitmap(int)::$_0&&)::{lambda()#1}&) (__f=...) at /usr/local/ldb-toolchain-v0.26/bin/../lib/gcc/x86_64-pc-linux-gnu/15/include/g++-v15/bits/invoke.h:63 #9 std::__invoke_r<void, doris::CalcDeleteBitmapToken::submit_func<doris::BaseBetaRowsetWriter::_generate_delete_bitmap(int)::$_0>(doris::BaseBetaRowsetWriter::_generate_delete_bitmap(int)::$_0&&)::{lambda()#1}&>(doris::CalcDeleteBitmapToken::submit_func<doris::BaseBetaRowsetWriter::_generate_delete_bitmap(int)::$_0>(doris::BaseBetaRowsetWriter::_generate_delete_bitmap(int)::$_0&&)::{lambda()#1}&) (__fn=...) at /usr/local/ldb-toolchain-v0.26/bin/../lib/gcc/x86_64-pc-linux-gnu/15/include/g++-v15/bits/invoke.h:113 #10 std::_Function_handler<void (), doris::CalcDeleteBitmapToken::submit_func<doris::BaseBetaRowsetWriter::_generate_delete_bitmap(int)::$_0>(doris::BaseBetaRowsetWriter::_generate_delete_bitmap(int)::$_0&&)::{lambda()#1}>::_M_invoke(std::_Any_data const&) ( __functor=...) at /usr/local/ldb-toolchain-v0.26/bin/../lib/gcc/x86_64-pc-linux-gnu/15/include/g++-v15/bits/std_function.h:292 #11 0x00005653d16392e5 in doris::ThreadPool::dispatch_thread (this=0x7fa120d9af00) at /home/zcp/repo_center/doris_branch-4.0/doris/be/src/util/threadpool.cpp:616 #12 0x00005653d162e38c in std::function<void ()>::operator()() const (this=0x7f99955f2208) at /usr/local/ldb-toolchain-v0.26/bin/../lib/gcc/x86_64-pc-linux-gnu/15/include/g++-v15/bits/std_function.h:593 #13 doris::Thread::supervise_thread (arg=0x7fa0c0049110) at /home/zcp/repo_center/doris_branch-4.0/doris/be/src/util/thread.cpp:460 #14 0x00007fa1cfcacac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442 #15 0x00007fa1cfd3e850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 ``` ### Release note None ### Check List (For Author) - Test <!-- At least one of them must be included. --> - [ ] Regression test - [ ] Unit Test - [ ] Manual test (add detailed scripts or steps below) - [ ] No need to test or manual test. Explain why: - [ ] This is a refactor/code format and no logic has been changed. - [ ] Previous test can cover this change. - [ ] No code files have been changed. - [ ] Other reason <!-- Add your reason? --> - Behavior changed: - [ ] No. - [ ] Yes. <!-- Explain the behavior change --> - Does this need documentation? - [ ] No. - [ ] Yes. <!-- Add document PR link here. eg: apache/doris-website#1214 --> ### Check List (For Reviewer who merge this PR) - [ ] Confirm the release note - [ ] Confirm test cases - [ ] Confirm document - [ ] Add branch pick label <!-- Add branch pick label that this PR should merge into -->
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What problem does this PR solve?
When
BaseBetaRowsetWriteris destructed(this may happen when the load is canceled) before the execution of the task submitted to thread pool, the task may encounter coredump due to use after free.Release note
None
Check List (For Author)
Test
Behavior changed:
Does this need documentation?
Check List (For Reviewer who merge this PR)