A new stable release of MPICH, 4.1.2, is now available for download. This is the second bug-fix release in the 4.1.x series. It contains a number of fixes for user-reported crashes and build issues.
You can find the release on our downloads page (https://www.mpich.org/downloads/)
Regards,
The MPICH team
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Changes in 4.1.2
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# Update UCX module to includes fixes for building with GCC 13
# Update libfabric module to 1.18.0 with additional fixes for building
with recent versions of LLVM/Clang
# Fix compiler wrapper scripts to be compatible with CUDA memory hooks
# Fix MPIX_WAITALL_ENQUEUE to make a copy of the input request array
# Fix bug in MPI_ALLREDUCE that could result in ranks receiving
different floating point values
# Fix potential deadlock when progressing RMA windows
# Fix potential crash in MPI_REDUCE with non-zero root and MPI_IN_PLACE
# Fix potential crash during probe with libfabric CXI provider
# Fix MPI_PARRIVED when the partitioned request is inactive
# Fix potential bug when an attribute delete callback deletes another
attribute on the same object
# Fix build issue in ROMIO Lustre driver
# Improve Fortran 2008 binding support detection during configure
# Report an error if collective tuning json file fails to open
# Several fixes for testsuite programs and build configuration
A full list of changes since 4.1.1 can be found here: https://github.com/pmodels/mpich/compare/v4.1.1...v4.1.2
