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ITensorMPS and CUDA.jl Duplication / Erroneous Memory Allocations in DMRG

upstreamSomebody else's problem.Somebody else's problem.

Status: Open.

#3115 In JuliaGPU/CUDA.jl;

· mblomquist opened on Apr 21, 2026

Wrong matrix subtyping in cuSPARSE

bugSomething isn't workingSomething isn't working

Status: Open.

#3104 In JuliaGPU/CUDA.jl;

· gdalle opened on Apr 16, 2026

Naming inconsistencies in generic dense cuSOLVER functions

good first issueGood for newcomersGood for newcomers

Status: Open.

Enhancement

#3085 In JuliaGPU/CUDA.jl;

· matteosecli opened on Apr 9, 2026

Lock conflicts in synchronization cause massive slowdown with SLURM or thread pinning

bugSomething isn't workingSomething isn't working

performanceHow fast can we go?How fast can we go?

Status: Open.

#3060 In JuliaGPU/CUDA.jl;

· efaulhaber opened on Mar 24, 2026

Missing sparse array methods for CuSparseMatrixCOO and CuSparseMatrixBSR

bugSomething isn't workingSomething isn't working

Status: Open.

#3055 In JuliaGPU/CUDA.jl;

· gdalle opened on Mar 16, 2026

Scalar indexing on mul!(::SubArray, ::Number, ::UniformScaling)

bugSomething isn't workingSomething isn't working

Status: Open.

#3044 In JuliaGPU/CUDA.jl;

· jonas-schulze opened on Mar 4, 2026

Scalar indexing when mul! into SubArray

bugSomething isn't workingSomething isn't working

Status: Open.

#3041 In JuliaGPU/CUDA.jl;

· jonas-schulze opened on Mar 4, 2026

LLVM 20 / Julia 1.13: Back-end crash during texture tests

cuda kernelsStuff about writing CUDA kernels.Stuff about writing CUDA kernels.

upstreamSomebody else's problem.Somebody else's problem.

Status: Open.

Bug

#3037 In JuliaGPU/CUDA.jl;

· maleadt opened on Mar 2, 2026

LLVM 18 / Julia 1.12: Invalid vectorization leads to ptxas error

cuda kernelsStuff about writing CUDA kernels.Stuff about writing CUDA kernels.

upstreamSomebody else's problem.Somebody else's problem.

Status: Open.

Bug

#3036 In JuliaGPU/CUDA.jl;

· maleadt opened on Mar 2, 2026

CUBLAS.getrs_strided_batched! throws MethodError

bugSomething isn't workingSomething isn't working

cuda librariesStuff about CUDA library wrappers.Stuff about CUDA library wrappers.

Status: Open.

#3033 In JuliaGPU/CUDA.jl;

· mattsignorelli opened on Feb 24, 2026

Sylvester for CUDA arrays

cuda arrayStuff about CuArray.Stuff about CuArray.

enhancementNew feature or requestNew feature or request

Status: Open.

#3021 In JuliaGPU/CUDA.jl;

· kshyatt opened on Jan 22, 2026

CuFFT Base.:(*) overload types are too generic

cuda librariesStuff about CUDA library wrappers.Stuff about CUDA library wrappers.

Status: Open.

Enhancement

#3018 In JuliaGPU/CUDA.jl;

· abussy opened on Jan 14, 2026