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@ryanofsky ryanofsky commented Mar 13, 2018

Failure looks like:

Entering test case "ComputeTimeSmart"
test_bitcoin: sync.cpp:100: void potential_deadlock_detected(const std::pair<void*, void*>&, const LockStack&, const LockStack&): Assertion `false' failed.
unknown location(0): fatal error in "ComputeTimeSmart": signal: SIGABRT (application abort requested)
wallet/test/wallet_tests.cpp(566): last checkpoint

Reproducible with:

./configure --enable-debug
make -C src test/test_bitcoin && src/test/test_bitcoin --log_level=test_suite --run_test=wallet_tests/ComputeTimeSmart

Seems to be caused by acquiring cs_main inside CWallet::ComputeTimeSmart in #11041.

I think this may be causing timeouts on travis like: https://travis-ci.org/bitcoin/bitcoin/jobs/353005676#L2692

@maflcko maflcko added the Tests label Mar 13, 2018
@@ -899,6 +899,7 @@ bool CWallet::MarkReplaced(const uint256& originalHash, const uint256& newHash)

bool CWallet::AddToWallet(const CWalletTx& wtxIn, bool fFlushOnClose)
{
AssertLockHeld(cs_main); // Needed for ComputeTimeSmart
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Wouldn't it make sense to instead move this down to ComputeTimeSmart?

--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -899,7 +899,6 @@ bool CWallet::MarkReplaced(const uint256& originalHash, const uint256& newHash)
 
 bool CWallet::AddToWallet(const CWalletTx& wtxIn, bool fFlushOnClose)
 {
-    AssertLockHeld(cs_main); // Needed for ComputeTimeSmart
     LOCK(cs_wallet);
 
     CWalletDB walletdb(*dbw, "r+", fFlushOnClose);
@@ -3815,10 +3814,8 @@ unsigned int CWallet::ComputeTimeSmart(const CWalletTx& wtx) const
     unsigned int nTimeSmart = wtx.nTimeReceived;
     if (!wtx.hashUnset()) {
         const CBlockIndex* pindex = nullptr;
-        {
-            LOCK(cs_main);
-            pindex = LookupBlockIndex(wtx.hashBlock);
-        }
+        AssertLockHeld(cs_main);
+        pindex = LookupBlockIndex(wtx.hashBlock);
         if (pindex) {
             int64_t latestNow = wtx.nTimeReceived;
             int64_t latestEntry = 0;

@promag
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promag commented Mar 13, 2018

Actually I think it's enough to fix the test and remove the lock. The lock assertion is already in LookupBlockIndex.

Failure looks like:

    Entering test case "ComputeTimeSmart"
    test_bitcoin: sync.cpp:100: void potential_deadlock_detected(const std::pair<void*, void*>&, const LockStack&, const LockStack&): Assertion `false' failed.
    unknown location(0): fatal error in "ComputeTimeSmart": signal: SIGABRT (application abort requested)
    wallet/test/wallet_tests.cpp(566): last checkpoint

Reproducible with:

    ./configure --enable-debug
    make -C src test/test_bitcoin && src/test/test_bitcoin --log_level=test_suite --run_test=wallet_tests/ComputeTimeSmart

Happens due to "92fabcd443 Add LookupBlockIndex function" which acquires
cs_main from inside CWallet::ComputeTimeSmart.
@ryanofsky
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Actually I think it's enough to fix the test and remove the lock. The lock assertion is already in LookupBlockIndex.

Sounds good. Removed the lock and new assert.

Updated 84ae51a -> 33eb907 (pr/locksmart.1 -> pr/locksmart.2)

@promag
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promag commented Mar 14, 2018

utACK 33eb907.

Sorry for the bug, thanks @ryanofsky for the quick fix.

@maflcko
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maflcko commented Mar 14, 2018

utACK 33eb907

@maflcko maflcko merged commit 33eb907 into bitcoin:master Mar 14, 2018
maflcko pushed a commit that referenced this pull request Mar 14, 2018
33eb907 Fix ComputeTimeSmart test failure with -DDEBUG_LOCKORDER (Russell Yanofsky)

Pull request description:

  Failure looks like:

  ```
  Entering test case "ComputeTimeSmart"
  test_bitcoin: sync.cpp:100: void potential_deadlock_detected(const std::pair<void*, void*>&, const LockStack&, const LockStack&): Assertion `false' failed.
  unknown location(0): fatal error in "ComputeTimeSmart": signal: SIGABRT (application abort requested)
  wallet/test/wallet_tests.cpp(566): last checkpoint
  ```

  Reproducible with:

  ```
  ./configure --enable-debug
  make -C src test/test_bitcoin && src/test/test_bitcoin --log_level=test_suite --run_test=wallet_tests/ComputeTimeSmart
  ```

  Seems to be caused by acquiring `cs_main` inside `CWallet::ComputeTimeSmart` in #11041.

  I think this may be causing timeouts on travis like: https://travis-ci.org/bitcoin/bitcoin/jobs/353005676#L2692

Tree-SHA512: b263cd122ea9c88204d1d8e7e35291c71ea6319f05114c5009235a75dbd0f669bc0394f44afeed0d9eb08c2a956cd7c08f1ac4ef28616932fef9b43eaac5521b
UdjinM6 pushed a commit to UdjinM6/dash that referenced this pull request Jul 29, 2020
…OCKORDER

33eb907 Fix ComputeTimeSmart test failure with -DDEBUG_LOCKORDER (Russell Yanofsky)

Pull request description:

  Failure looks like:

  ```
  Entering test case "ComputeTimeSmart"
  test_bitcoin: sync.cpp:100: void potential_deadlock_detected(const std::pair<void*, void*>&, const LockStack&, const LockStack&): Assertion `false' failed.
  unknown location(0): fatal error in "ComputeTimeSmart": signal: SIGABRT (application abort requested)
  wallet/test/wallet_tests.cpp(566): last checkpoint
  ```

  Reproducible with:

  ```
  ./configure --enable-debug
  make -C src test/test_bitcoin && src/test/test_bitcoin --log_level=test_suite --run_test=wallet_tests/ComputeTimeSmart
  ```

  Seems to be caused by acquiring `cs_main` inside `CWallet::ComputeTimeSmart` in bitcoin#11041.

  I think this may be causing timeouts on travis like: https://travis-ci.org/bitcoin/bitcoin/jobs/353005676#L2692

Tree-SHA512: b263cd122ea9c88204d1d8e7e35291c71ea6319f05114c5009235a75dbd0f669bc0394f44afeed0d9eb08c2a956cd7c08f1ac4ef28616932fef9b43eaac5521b
PastaPastaPasta pushed a commit to PastaPastaPasta/dash that referenced this pull request Dec 12, 2020
…OCKORDER

33eb907 Fix ComputeTimeSmart test failure with -DDEBUG_LOCKORDER (Russell Yanofsky)

Pull request description:

  Failure looks like:

  ```
  Entering test case "ComputeTimeSmart"
  test_bitcoin: sync.cpp:100: void potential_deadlock_detected(const std::pair<void*, void*>&, const LockStack&, const LockStack&): Assertion `false' failed.
  unknown location(0): fatal error in "ComputeTimeSmart": signal: SIGABRT (application abort requested)
  wallet/test/wallet_tests.cpp(566): last checkpoint
  ```

  Reproducible with:

  ```
  ./configure --enable-debug
  make -C src test/test_bitcoin && src/test/test_bitcoin --log_level=test_suite --run_test=wallet_tests/ComputeTimeSmart
  ```

  Seems to be caused by acquiring `cs_main` inside `CWallet::ComputeTimeSmart` in bitcoin#11041.

  I think this may be causing timeouts on travis like: https://travis-ci.org/bitcoin/bitcoin/jobs/353005676#L2692

Tree-SHA512: b263cd122ea9c88204d1d8e7e35291c71ea6319f05114c5009235a75dbd0f669bc0394f44afeed0d9eb08c2a956cd7c08f1ac4ef28616932fef9b43eaac5521b
PastaPastaPasta pushed a commit to PastaPastaPasta/dash that referenced this pull request Dec 12, 2020
…OCKORDER

33eb907 Fix ComputeTimeSmart test failure with -DDEBUG_LOCKORDER (Russell Yanofsky)

Pull request description:

  Failure looks like:

  ```
  Entering test case "ComputeTimeSmart"
  test_bitcoin: sync.cpp:100: void potential_deadlock_detected(const std::pair<void*, void*>&, const LockStack&, const LockStack&): Assertion `false' failed.
  unknown location(0): fatal error in "ComputeTimeSmart": signal: SIGABRT (application abort requested)
  wallet/test/wallet_tests.cpp(566): last checkpoint
  ```

  Reproducible with:

  ```
  ./configure --enable-debug
  make -C src test/test_bitcoin && src/test/test_bitcoin --log_level=test_suite --run_test=wallet_tests/ComputeTimeSmart
  ```

  Seems to be caused by acquiring `cs_main` inside `CWallet::ComputeTimeSmart` in bitcoin#11041.

  I think this may be causing timeouts on travis like: https://travis-ci.org/bitcoin/bitcoin/jobs/353005676#L2692

Tree-SHA512: b263cd122ea9c88204d1d8e7e35291c71ea6319f05114c5009235a75dbd0f669bc0394f44afeed0d9eb08c2a956cd7c08f1ac4ef28616932fef9b43eaac5521b
PastaPastaPasta pushed a commit to PastaPastaPasta/dash that referenced this pull request Dec 15, 2020
…OCKORDER

33eb907 Fix ComputeTimeSmart test failure with -DDEBUG_LOCKORDER (Russell Yanofsky)

Pull request description:

  Failure looks like:

  ```
  Entering test case "ComputeTimeSmart"
  test_bitcoin: sync.cpp:100: void potential_deadlock_detected(const std::pair<void*, void*>&, const LockStack&, const LockStack&): Assertion `false' failed.
  unknown location(0): fatal error in "ComputeTimeSmart": signal: SIGABRT (application abort requested)
  wallet/test/wallet_tests.cpp(566): last checkpoint
  ```

  Reproducible with:

  ```
  ./configure --enable-debug
  make -C src test/test_bitcoin && src/test/test_bitcoin --log_level=test_suite --run_test=wallet_tests/ComputeTimeSmart
  ```

  Seems to be caused by acquiring `cs_main` inside `CWallet::ComputeTimeSmart` in bitcoin#11041.

  I think this may be causing timeouts on travis like: https://travis-ci.org/bitcoin/bitcoin/jobs/353005676#L2692

Tree-SHA512: b263cd122ea9c88204d1d8e7e35291c71ea6319f05114c5009235a75dbd0f669bc0394f44afeed0d9eb08c2a956cd7c08f1ac4ef28616932fef9b43eaac5521b
PastaPastaPasta pushed a commit to PastaPastaPasta/dash that referenced this pull request Dec 15, 2020
…OCKORDER

33eb907 Fix ComputeTimeSmart test failure with -DDEBUG_LOCKORDER (Russell Yanofsky)

Pull request description:

  Failure looks like:

  ```
  Entering test case "ComputeTimeSmart"
  test_bitcoin: sync.cpp:100: void potential_deadlock_detected(const std::pair<void*, void*>&, const LockStack&, const LockStack&): Assertion `false' failed.
  unknown location(0): fatal error in "ComputeTimeSmart": signal: SIGABRT (application abort requested)
  wallet/test/wallet_tests.cpp(566): last checkpoint
  ```

  Reproducible with:

  ```
  ./configure --enable-debug
  make -C src test/test_bitcoin && src/test/test_bitcoin --log_level=test_suite --run_test=wallet_tests/ComputeTimeSmart
  ```

  Seems to be caused by acquiring `cs_main` inside `CWallet::ComputeTimeSmart` in bitcoin#11041.

  I think this may be causing timeouts on travis like: https://travis-ci.org/bitcoin/bitcoin/jobs/353005676#L2692

Tree-SHA512: b263cd122ea9c88204d1d8e7e35291c71ea6319f05114c5009235a75dbd0f669bc0394f44afeed0d9eb08c2a956cd7c08f1ac4ef28616932fef9b43eaac5521b
PastaPastaPasta pushed a commit to PastaPastaPasta/dash that referenced this pull request Dec 15, 2020
…OCKORDER

33eb907 Fix ComputeTimeSmart test failure with -DDEBUG_LOCKORDER (Russell Yanofsky)

Pull request description:

  Failure looks like:

  ```
  Entering test case "ComputeTimeSmart"
  test_bitcoin: sync.cpp:100: void potential_deadlock_detected(const std::pair<void*, void*>&, const LockStack&, const LockStack&): Assertion `false' failed.
  unknown location(0): fatal error in "ComputeTimeSmart": signal: SIGABRT (application abort requested)
  wallet/test/wallet_tests.cpp(566): last checkpoint
  ```

  Reproducible with:

  ```
  ./configure --enable-debug
  make -C src test/test_bitcoin && src/test/test_bitcoin --log_level=test_suite --run_test=wallet_tests/ComputeTimeSmart
  ```

  Seems to be caused by acquiring `cs_main` inside `CWallet::ComputeTimeSmart` in bitcoin#11041.

  I think this may be causing timeouts on travis like: https://travis-ci.org/bitcoin/bitcoin/jobs/353005676#L2692

Tree-SHA512: b263cd122ea9c88204d1d8e7e35291c71ea6319f05114c5009235a75dbd0f669bc0394f44afeed0d9eb08c2a956cd7c08f1ac4ef28616932fef9b43eaac5521b
PastaPastaPasta pushed a commit to PastaPastaPasta/dash that referenced this pull request Dec 18, 2020
…OCKORDER

33eb907 Fix ComputeTimeSmart test failure with -DDEBUG_LOCKORDER (Russell Yanofsky)

Pull request description:

  Failure looks like:

  ```
  Entering test case "ComputeTimeSmart"
  test_bitcoin: sync.cpp:100: void potential_deadlock_detected(const std::pair<void*, void*>&, const LockStack&, const LockStack&): Assertion `false' failed.
  unknown location(0): fatal error in "ComputeTimeSmart": signal: SIGABRT (application abort requested)
  wallet/test/wallet_tests.cpp(566): last checkpoint
  ```

  Reproducible with:

  ```
  ./configure --enable-debug
  make -C src test/test_bitcoin && src/test/test_bitcoin --log_level=test_suite --run_test=wallet_tests/ComputeTimeSmart
  ```

  Seems to be caused by acquiring `cs_main` inside `CWallet::ComputeTimeSmart` in bitcoin#11041.

  I think this may be causing timeouts on travis like: https://travis-ci.org/bitcoin/bitcoin/jobs/353005676#L2692

Tree-SHA512: b263cd122ea9c88204d1d8e7e35291c71ea6319f05114c5009235a75dbd0f669bc0394f44afeed0d9eb08c2a956cd7c08f1ac4ef28616932fef9b43eaac5521b
@bitcoin bitcoin locked as resolved and limited conversation to collaborators Sep 8, 2021
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3 participants