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@chris-maes chris-maes commented Oct 7, 2025

Fixes a crash on physciansched6-2 in barrier post-solve.

Fixes a crash on roi5alpha10n8 in find_dense_columns. There was an undefined memory access because the number of nonzeros in the row was greater than the number of rows. This fix correctly sets the size of the array to the number of columns.

Fixes an undefined memory reference on roi5alpha10n8 in folding. The colors array was being realloced an so the reference to the refining color pointed to memory that had been freed. This fix gets a new reference to the refining color on each iteration of the loop that splits colors.

@chris-maes chris-maes requested a review from a team as a code owner October 7, 2025 21:25
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copy-pr-bot bot commented Oct 7, 2025

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@chris-maes chris-maes added bug Something isn't working non-breaking Introduces a non-breaking change labels Oct 7, 2025
@chris-maes chris-maes added this to the 25.10 milestone Oct 7, 2025
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/ok to test eb140d1

@chris-maes chris-maes changed the title Post-solve fix Barrier Post-solve fix Oct 7, 2025
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lgtm

@chris-maes chris-maes changed the title Barrier Post-solve fix Barrier post-solve fix and find dense columns fix Oct 8, 2025
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/ok to test 08cbac2

@chris-maes chris-maes changed the title Barrier post-solve fix and find dense columns fix Barrier post-solve and find dense columns fix Oct 8, 2025
@chris-maes chris-maes changed the title Barrier post-solve and find dense columns fix Barrier post-solve, find_dense_columns fix, folding fix Oct 8, 2025
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/ok to test e2449a9

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/merge

@rapids-bot rapids-bot bot merged commit c87023c into NVIDIA:branch-25.10 Oct 8, 2025
173 of 174 checks passed
@chris-maes chris-maes deleted the post_solve_fix_25_10 branch October 8, 2025 13:49
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4 participants