<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/131445>131445</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            [MLIR] `-test-linalg-elementwise-fusion-patterns` pass violates assertion `Index < Length && "Invalid index!"
        </td>
    </tr>

    <tr>
      <th>Labels</th>
      <td>
            mlir
      </td>
    </tr>

    <tr>
      <th>Assignees</th>
      <td>
      </td>
    </tr>

    <tr>
      <th>Reporter</th>
      <td>
          sweead
      </td>
    </tr>
</table>

<pre>
    test commit: [bbd1bb4](https://github.com/llvm/llvm-project/commit/bbd1bb40573dd5a36dc04af4ad307d6e16456f89)
step to reproduce:
```
mlir-opt test.mlir --test-linalg-elementwise-fusion-patterns=collapse-dimensions-control=2,3
```

test case:
```
#map = affine_map<(d0, d1) -> (d0, d1)>
module {
  func.func @main(%arg4: memref<3x4xf32, strided<[?, ?], offset: ?>>, %arg5: memref<3x4xf32, strided<[?, ?], offset: ?>>) {
    %cst_f32 = spirv.Constant 6.28318548 : f32
    %alloc = memref.alloc() {alignment = 64 : i64} : memref<3x4xf32>
    linalg.generic {indexing_maps = [#map, #map, #map], iterator_types = ["parallel", "parallel"]} ins(%arg4, %arg5 : memref<3x4xf32, strided<[?, ?], offset: ?>>, memref<3x4xf32, strided<[?, ?], offset: ?>>) outs(%alloc : memref<3x4xf32>) attrs = {__inplace_operands_attr__ = ["true", "true", "true"]} {
    ^bb0(%in: f32, %in_0: f32, %out: f32):
      %0 = spirv.GL.FMax %in, %in_0 : f32
 linalg.yield %cst_f32 : f32
    }
    return
  }
}
```

Crash backtrace:
```
mlir-opt: /home/workdir/llvm-project/llvm/include/llvm/ADT/ArrayRef.h:260: const T &llvm::ArrayRef<long>::operator[](size_t) const [T = long]: Assertion `Index < Length && "Invalid index!"' failed.
PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace.
Stack dump:
0.      Program arguments: //home/workdir/llvm-project/build/bin/./mlir-opt test.mlir --test-linalg-elementwise-fusion-patterns=collapse-dimensions-control=2,3
 #0 0x0000556c10969158 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (//home/workdir/llvm-project/build/bin/./mlir-opt+0x12d3158)
 #1 0x0000556c10966c7e llvm::sys::RunSignalHandlers() (//home/workdir/llvm-project/build/bin/./mlir-opt+0x12d0c7e)
 #2 0x0000556c10969b61 SignalHandler(int, siginfo_t*, void*) Signals.cpp:0:0
 #3 0x00007fc922612520 (/lib/x86_64-linux-gnu/libc.so.6+0x42520)
 #4 0x00007fc9226669fc pthread_kill (/lib/x86_64-linux-gnu/libc.so.6+0x969fc)
 #5 0x00007fc922612476 gsignal (/lib/x86_64-linux-gnu/libc.so.6+0x42476)
 #6 0x00007fc9225f87f3 abort (/lib/x86_64-linux-gnu/libc.so.6+0x287f3)
 #7 0x00007fc9225f871b (/lib/x86_64-linux-gnu/libc.so.6+0x2871b)
 #8 0x00007fc922609e96 (/lib/x86_64-linux-gnu/libc.so.6+0x39e96)
 #9 0x0000556c1239ab52 computeCollapsedLayoutMap(mlir::MemRefType, llvm::ArrayRef<llvm::SmallVector<long, 2u>>, bool) MemRefOps.cpp:0:0
#10 0x0000556c1239a569 mlir::memref::CollapseShapeOp::isGuaranteedCollapsible(mlir::MemRefType, llvm::ArrayRef<llvm::SmallVector<long, 2u>>) (//home/workdir/llvm-project/build/bin/./mlir-opt+0x2d04569)
#11 0x0000556c118486e5 mlir::linalg::collapseOpIterationDims(mlir::linalg::LinalgOp, llvm::ArrayRef<llvm::SmallVector<long, 2u>>, mlir::RewriterBase&) (//home/workdir/llvm-project/build/bin/./mlir-opt+0x21b26e5)
#12 0x0000556c1185c0bb (anonymous namespace)::CollapseLinalgDimensions<mlir::linalg::GenericOp>::matchAndRewrite(mlir::linalg::GenericOp, mlir::PatternRewriter&) const ElementwiseOpFusion.cpp:0:0
#13 0x0000556c16212622 void llvm::function_ref<void ()>::callback_fn<mlir::PatternApplicator::matchAndRewrite(mlir::Operation*, mlir::PatternRewriter&, llvm::function_ref<bool (mlir::Pattern const&)>, llvm::function_ref<void (mlir::Pattern const&)>, llvm::function_ref<llvm::LogicalResult (mlir::Pattern const&)>)::$_0>(long) PatternApplicator.cpp:0:0
#14 0x0000556c1620f31f mlir::PatternApplicator::matchAndRewrite(mlir::Operation*, mlir::PatternRewriter&, llvm::function_ref<bool (mlir::Pattern const&)>, llvm::function_ref<void (mlir::Pattern const&)>, llvm::function_ref<llvm::LogicalResult (mlir::Pattern const&)>) (//home/workdir/llvm-project/build/bin/./mlir-opt+0x6b7931f)
#15 0x0000556c13ae001a (anonymous namespace)::GreedyPatternRewriteDriver::processWorklist() GreedyPatternRewriteDriver.cpp:0:0
#16 0x0000556c13adc863 mlir::applyPatternsGreedily(mlir::Region&, mlir::FrozenRewritePatternSet const&, mlir::GreedyRewriteConfig, bool*) (//home/workdir/llvm-project/build/bin/./mlir-opt+0x4446863)
#17 0x0000556c13c3f460 (anonymous namespace)::TestLinalgElementwiseFusion::runOnOperation() TestLinalgElementwiseFusion.cpp:0:0
#18 0x0000556c13a628a3 mlir::detail::OpToOpPassAdaptor::run(mlir::Pass*, mlir::Operation*, mlir::AnalysisManager, bool, unsigned int) (//home/workdir/llvm-project/build/bin/./mlir-opt+0x43cc8a3)
#19 0x0000556c13a63142 mlir::detail::OpToOpPassAdaptor::runPipeline(mlir::OpPassManager&, mlir::Operation*, mlir::AnalysisManager, bool, unsigned int, mlir::PassInstrumentor*, mlir::PassInstrumentation::PipelineParentInfo const*) (//home/workdir/llvm-project/build/bin/./mlir-opt+0x43cd142)
#20 0x0000556c13a6958e auto void mlir::parallelForEach<__gnu_cxx::__normal_iterator<mlir::detail::OpToOpPassAdaptor::runOnOperationAsyncImpl(bool)::OpPMInfo*, std::vector<mlir::detail::OpToOpPassAdaptor::runOnOperationAsyncImpl(bool)::OpPMInfo, std::allocator<mlir::detail::OpToOpPassAdaptor::runOnOperationAsyncImpl(bool)::OpPMInfo>>>, mlir::detail::OpToOpPassAdaptor::runOnOperationAsyncImpl(bool)::$_0>(mlir::MLIRContext*, __gnu_cxx::__normal_iterator<mlir::detail::OpToOpPassAdaptor::runOnOperationAsyncImpl(bool)::OpPMInfo*, std::vector<mlir::detail::OpToOpPassAdaptor::runOnOperationAsyncImpl(bool)::OpPMInfo, std::allocator<mlir::detail::OpToOpPassAdaptor::runOnOperationAsyncImpl(bool)::OpPMInfo>>>, __gnu_cxx::__normal_iterator<mlir::detail::OpToOpPassAdaptor::runOnOperationAsyncImpl(bool)::OpPMInfo*, std::vector<mlir::detail::OpToOpPassAdaptor::runOnOperationAsyncImpl(bool)::OpPMInfo, std::allocator<mlir::detail::OpToOpPassAdaptor::runOnOperationAsyncImpl(bool)::OpPMInfo>>>, mlir::detail::OpToOpPassAdaptor::runOnOperationAsyncImpl(bool)::$_0&&)::'lambda'(__gnu_cxx::__normal_iterator<mlir::detail::OpToOpPassAdaptor::runOnOperationAsyncImpl(bool)::OpPMInfo*, std::vector<mlir::detail::OpToOpPassAdaptor::runOnOperationAsyncImpl(bool)::OpPMInfo, std::allocator<mlir::detail::OpToOpPassAdaptor::runOnOperationAsyncImpl(bool)::OpPMInfo>>>&&)::operator()<mlir::detail::OpToOpPassAdaptor::runOnOperationAsyncImpl(bool)::OpPMInfo&>(__gnu_cxx::__normal_iterator<mlir::detail::OpToOpPassAdaptor::runOnOperationAsyncImpl(bool)::OpPMInfo*, std::vector<mlir::detail::OpToOpPassAdaptor::runOnOperationAsyncImpl(bool)::OpPMInfo, std::allocator<mlir::detail::OpToOpPassAdaptor::runOnOperationAsyncImpl(bool)::OpPMInfo>>>&&) const Pass.cpp:0:0
#21 0x0000556c13a6499b mlir::detail::OpToOpPassAdaptor::runOnOperationAsyncImpl(bool) (//home/workdir/llvm-project/build/bin/./mlir-opt+0x43ce99b)
#22 0x0000556c13a629fc mlir::detail::OpToOpPassAdaptor::run(mlir::Pass*, mlir::Operation*, mlir::AnalysisManager, bool, unsigned int) (//home/workdir/llvm-project/build/bin/./mlir-opt+0x43cc9fc)
#23 0x0000556c13a63142 mlir::detail::OpToOpPassAdaptor::runPipeline(mlir::OpPassManager&, mlir::Operation*, mlir::AnalysisManager, bool, unsigned int, mlir::PassInstrumentor*, mlir::PassInstrumentation::PipelineParentInfo const*) (//home/workdir/llvm-project/build/bin/./mlir-opt+0x43cd142)
#24 0x0000556c13a6591e mlir::PassManager::run(mlir::Operation*) (//home/workdir/llvm-project/build/bin/./mlir-opt+0x43cf91e)
#25 0x0000556c13a5de9b performActions(llvm::raw_ostream&, std::shared_ptr<llvm::SourceMgr> const&, mlir::MLIRContext*, mlir::MlirOptMainConfig const&) MlirOptMain.cpp:0:0
#26 0x0000556c13a5daf3 llvm::LogicalResult llvm::function_ref<llvm::LogicalResult (std::unique_ptr<llvm::MemoryBuffer, std::default_delete<llvm::MemoryBuffer>>, llvm::raw_ostream&)>::callback_fn<mlir::MlirOptMain(llvm::raw_ostream&, std::unique_ptr<llvm::MemoryBuffer, std::default_delete<llvm::MemoryBuffer>>, mlir::DialectRegistry&, mlir::MlirOptMainConfig const&)::$_0>(long, std::unique_ptr<llvm::MemoryBuffer, std::default_delete<llvm::MemoryBuffer>>, llvm::raw_ostream&) MlirOptMain.cpp:0:0
#27 0x0000556c13b09065 mlir::splitAndProcessBuffer(std::unique_ptr<llvm::MemoryBuffer, std::default_delete<llvm::MemoryBuffer>>, llvm::function_ref<llvm::LogicalResult (std::unique_ptr<llvm::MemoryBuffer, std::default_delete<llvm::MemoryBuffer>>, llvm::raw_ostream&)>, llvm::raw_ostream&, llvm::StringRef, llvm::StringRef) (//home/workdir/llvm-project/build/bin/./mlir-opt+0x4473065)
#28 0x0000556c13a57752 mlir::MlirOptMain(llvm::raw_ostream&, std::unique_ptr<llvm::MemoryBuffer, std::default_delete<llvm::MemoryBuffer>>, mlir::DialectRegistry&, mlir::MlirOptMainConfig const&) (//home/workdir/llvm-project/build/bin/./mlir-opt+0x43c1752)
#29 0x0000556c13a57a03 mlir::MlirOptMain(int, char**, llvm::StringRef, llvm::StringRef, mlir::DialectRegistry&) (//home/workdir/llvm-project/build/bin/./mlir-opt+0x43c1a03)
#30 0x0000556c13a57c12 mlir::MlirOptMain(int, char**, llvm::StringRef, mlir::DialectRegistry&) (//home/workdir/llvm-project/build/bin/./mlir-opt+0x43c1c12)
#31 0x0000556c109488df main (//home/workdir/llvm-project/build/bin/./mlir-opt+0x12b28df)
#32 0x00007fc9225f9d90 (/lib/x86_64-linux-gnu/libc.so.6+0x29d90)
#33 0x00007fc9225f9e40 __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x29e40)
#34 0x0000556c10948435 _start (//home/workdir/llvm-project/build/bin/./mlir-opt+0x12b2435)
Aborted (core dumped)
```
</pre>
<img width="1" height="1" alt="" src="http://email.email.llvm.org/o/eJzsWlFz2yyz_jXkhokHgSRLF7lw7LinM80kk2bOudQgCdmcItABlMbvrz8Dki3JcZqmr9t-3_t1pk0UBMvu8-wuC4IawzeSsSsQXYNodUFbu1X6ynxljJYXuSp3V5YZCwtV19wCsoAgus7zMsjzEEQrgJOttY0BZAHwGuD1htttm88KVQO8FuJp_-uy0ep_WWEBXvei8LoXg6I5KcuIkrgsUEirkJYEzcuYBXEYxVWSApwCtDCWNdAqqFmjVdkWzM2JFiBG_T-0qAXXl6qx0Kk8c3_By0v3fCm4pGJzyQSrmbRfuWGXVWu4kpcNtZZpaQBZFUoI2hh2WfKaSffWXBZKWq0EICsM8JIcTQjQokOHmhPqAExq2kBAVpBWFZcsq2kDyBLgpEQAL2EZAJzCS0Bu4LQNkBtnjipbwSCYXwO0gLBqZTFzPyAIUU25BDgBOKJ6EzpealZrVgGyJM_hc0WcutBYzUtWujmja0DWrs39csQtoaoqwzpOydpNSW58By8zOqPM9GADdNILY7OKYA-Mabh-mi2VNJZKC-MZTkiQRGECnQw35WEYFUIVflCn1sw3eBD8BFTwjXT0-j5x6CXwOATzFTxpjAfZCe-8Y7ZhkmleOFlcluyZy41jzHh5zljPZwfR0VNnPLdMU6t0ZncNGw3DDdVUCCYAxt2gSUu0cipyaUaEDjyc1v1HyT0bo6q1e317Xk4jjFNIrdU9GvPrLOOyEbRgmWqYprI0mXufZSO4rG7ZANXpvzrQRn4V3eQ56jTicu88HYxcZmjaolp7aEi7yIWw9zM0cswPn2brW_rcCRlJG3tn7z07zkQ5de-JA89X_ZNmttXS_9E19j-neWWpqdnCnBZfrKbfSnaeGbzeqpoBvP6q9JeS65dZt8_FXBaiLdnQsFg9up9a090Dq2ZbQBY49mgVLijhIwQ49n3JApDFviMgS6HkxvuDa_dkWqW7ZQTgxPC_WGYd_Z0cEF0_emD9sGjlZlgYw7TlSkIQo48u5CAgS_iJyY3dunkBjh3nH-UTFbyEPioBDrw3zGFFuWDlDKDF_aebxecbaNq85hZSmLcbt04obd2K8e4VihvTMgPwGlLpZvWQQbtlsJiy4ub-bGnxBZZt3XQcoRlA6b1WG01rSPWmdSnJ9Cx9B1F5y0XpfjuHW88AXv-SZc1lMgTRM0IIRVFcBCiN0yBK4MC92Znu4V5zab3dj943cTJ00vRrpozVjNaewCXk0ruBD82_BwDA1-g5wCUJoqQrCpzWwZHWcTFnp7R-aOVnvpFU_BeVpWDa7JeO8ymGijkbFMPHcOZxACcqAJx4dJbQ8A2XlXIRs3B_Pyle-se0H2FmReM8DPn_3QSkn2BeFSnGcYAjjHpzBM8BXj8ncRaHzk3a58uNbLsXxcyoWex1Dt2QQeNwKjCO06qAjd1qRsvsCxfifdJTN36QHh2rG85juDHevPeqHc7jQXA8ERxVybwikOYu_N8lFruBg9j5C7FB_m6BQT4ITKYAoJSl8fsEEjdkEJiOPQyTlOYRdqV601q27MO-_ER3qrW3rl5JnMN20XDL6gdWPe4a5tztdII_NH6uqRD_zQqX4PvEj5cQt0NdkSslnLN2Yu-aY3d1cYqOtY3iFA4a7asH97xX_vOWNuyu6Rq5-dBSTaVlrOw78Fywn2fW-XIDLlEYxf1OxmExSVpBEiYxi0ZYdIm9e97n77vmo68vuZIrXpuJ2eP-n_zzXXMWXocpHthX7Qrca7fXcZn9jOgEOY5ZNKCDp-hEBcp95FGp5K5WrYGS1sw0fvFJpy7Tmb86rHWALE_j9KEr95139UVMTW2xXciyN_VVhIeRE4TuuzV3D1QPUlf-3AxL9F2z9mv0iQghY7tjHOAYY78UjIh0O0DnA1lXavu33Up2sKOgQrgaJavkxPpewUXTCF74au1Ns--a3uX6denb1i5f19MlCDgR3QvoAOrA6p3uTWP_lpDhxSe14QUVD8y0wn6f3N7ZAA7dluLGlT4-alL4AtwT_IZTflFFguolpH_4-Rv8nC0pxfk8JUE1JKVoTB6hDKGAvpWUPmjGyt2UipXmT6w3o9GqYMb8j9JfBHeG-Ir09VEnfCqeqlUWSUxGbkCbRuxFGS-Yi90Eyge28f4TT_1nrdVfbD97L-AzsyPEx707lfveSyUrvhnKgsU5eQnDME5iMvAynwBQkCqM0Vu8PDJju4VilJi7tNxvY1p5J0fB5Xn5xqgTxCRTYmKc0DExJbOUi30UP6q75p4asyhpcwh83cojpzfmRZy_ngEWkoqd4eaWSrpxGWDPxxK20h_7lufenIWkKBI6Iic9AoEEIX43CPe8YYLL48znuh5si8-OyjSZGvNRGqv9bl7pE9l23KGbuXvR635PNZP2o6zUPoLOGxWkKIMQH4DH6Aj4NEoYpK1VXT0xaL4_iVwrfUOLLSDLLNvINiuen7sOWSaVrqnI9sebk5ri-xgcxdLC7GTxsW4EwEm_azgQeuvw6bE1tuzan_b16c-ddDSjP9H8FZZ2ZfZxpX2-iUZlymiL9Onjw1JJy573hw1_CP8dhP9B_Z8VZv64etQ2F7TOSwrwHODkD9m_nuwJH4cPFP1W-SdbHndZ9w_tv432_uDFCX5ZnOPgqDwK0zQ_c244Z23H0jQfajt8vLNIq-I_YWdx-JrgQCB_dha_Z2cRHgEfpQE70nePwElfmwJ4VkWrNGCDokcHNlHJ0hw2TFdK1wt_4mTe-HR5SGNmSzUrs8bq6fm5anXBbjcakJtXDkZeVtujd4Lru8beUi67I5PxcRYcvT2RwOJj42hF4GtHZz9y1nawvZX8_1r2wvZbViu9u26rqnP1Q_-SVbQVNiuZYJa9PuZQkr3OwNtH2iOQvpfLn27PoN2KU8EK-8A23Fi9e-kc33KAF1u4_feZfwlm3nDP6aFcjlIUj79vmUZwu5DlfXf-udf1tzjdv2FIfLPH-N1nq7ncPLDq1eZzHszOCYqHr3j46AA0ms8jfNr5_2mhe841LZhHo8U3PcaUIvIqpn2xUWxpV1Ys3uscbwFyXkMpGg6OCTo2tAhed573GPorLSqCgbrje0phkpQVrCmXZ7yBlOOkHD5ZHW4g7W-wpGX6zgtC2A0ZBJJjgSxEMMvcmMxYqm02Mui7p2DhaIrwGKaQRLATflagQtKnqkWutGX-u2WhNPNX-VjZK7S_cHlRXpEyJSm9YFfBPMSIoCSdX2yv5kkSJWlMq5TGRR5UJC7KOQnDmEQlJiG94FcY4QiRIEIpToL5LGdpkSchiVFCq6BiIESsplzMnA0zpTcX_v7hVUCCMIwuBM2ZMFfdzVjvvP7264W-8jbn7caAEAlurBkkWG6Fv9Pvyk8QrSCI0XdfGYwRbKgx8IkrQS0zkP74Pc2LVourH7-A2WPwdIX_PwAA__83pfB6">