ompi
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open-mpi
Open MPI main development repository
Thank you for taking the time to submit an issue! ## Background information ### What version of Open MPI are you using? (e.g., v3.0.5, v4.0.2, git branch name and hash,...
Utilize the count and disp arrays for type-punning of int and MPI_Count arguments to datatype creation functions. Store and pack integer or size_t depending on what is needed. Adjust places...
PML cleanup may be incomplete with processes with different name. This happens for example with spawned processes
Running mpi4py's test suite with current Open MPI main under address sanitizer I get this heap-buffer-overflow in osc/ucx: ``` testAttachDetach (test_win.TestWinCreateDynamicSelf.testAttachDetach) ... ================================================================= ==1565753==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x62f00085e260 at...
Running mpi4py's test suite with current main and address sanitizer enabled I get this use-after-free: ``` testIMProbe (test_p2p_buf_matched.TestP2PMatchedSelf.testIMProbe) ... ================================================================= ==1536763==ERROR: AddressSanitizer: heap-use-after-free on address 0x6150000fc7b8 at pc 0x7fffea36c0c5 bp...
Turns out that in the course of working on PR #13280 , it was discovered that auxiliary arrays associated with a non-blocking/persistent collective requests were not in fact being cleaned...
Most recent versions of UBCL may return UBCL_ERR_NOT_AVAILABLE on the endpoint initialisation (based on both the UBCL library configuration and the requested endpoint type). This PR patches pml/ubcl endpoints creation...
Cherry-picking PR https://github.com/open-mpi/ompi/pull/13553 onto v6.0.x branch
Cherry picked commit 02a63778d7c2988ed4dcb5ed09d52034bfff447f from https://github.com/open-mpi/ompi/pull/13552 onto v6.0.x branch.
Running mpi4py with current `main` under GCC's address sanitizer fails with this error: ``` testIMProbe (test_p2p_obj_matched.TestP2PMatchedWorld.testIMProbe) ... ================================================================= ==4179551==ERROR: AddressSanitizer: heap-use-after-free on address 0x6150000702b8 at pc 0x7fffea3700c1 bp 0x7fffffff5b40 sp...