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HWLOC update to 2.15: need change log entries

Status: Open.

#14507 In open-mpi/ompi;

· hppritcha opened on Sep 24, 2026

opal_os_dirpath_create() still follows a symlink when the path has a trailing separator

Status: Open.

#14469 In open-mpi/ompi;

· tonyskjellum opened on Sep 20, 2026

Vendored openpmix/prrte pins on v5.0.x miss two already-fixed upstream bugs (pmix_getline truncation, macOS endian false-positive)

Status: Open.

#14451 In open-mpi/ompi;

· victor-tsang opened on Sep 16, 2026

Unwanted debug/verbose output with nVidia card

Status: Open.

#14413 In open-mpi/ompi;

· amckinstry opened on Sep 10, 2026

MPI_T Events: What is considered dereferencing a handle?

Status: Open.

#14410 In open-mpi/ompi;

· Matthew-Whitlock opened on Sep 9, 2026

UCX Memory mismatch in ompi_coll_base_gather_intra_binomial

Status: Open.

#14385 In open-mpi/ompi;

· DreamerLuu opened on Sep 3, 2026

uct BTL busy-spins forever in singleton MPI_Init() on a system with no RDMA hardware (v5.0.10)

Status: Open.

#14383 In open-mpi/ompi;

· GitPaean opened on Sep 3, 2026

Problems installing OpenMPI (from ubuntu packages) in Ubuntu 24.04

Status: Open.

#14378 In open-mpi/ompi;

· JOSECCZ opened on Sep 2, 2026

Install MPI ABI into separate prefix

Status: Open.

#14348 In open-mpi/ompi;

· eschnett opened on Aug 23, 2026

Unable to build ROMIO in Open MPI v5.0.10 with GCC 15.2.0

Status: Open.

#14342 In open-mpi/ompi;

· vterzi opened on Aug 21, 2026

Performance regression with cuda drivers 580+

Status: Open.

#14337 In open-mpi/ompi;

· angainor opened on Aug 20, 2026

ABI: Comments after running libabigail against the MPI ABI stubs

Status: Open.

#14336 In open-mpi/ompi;

· dalcinl opened on Aug 20, 2026