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Hello everyone,
I tried to build and test pyarrow on ppc64le platform with CUDA.
I encounter segmentation fault at test_cuda.py/test_foreign_buffer#L292.
If i comment out the test_foreign_buffer, then rest of the tests pass successfully.
Has anyone experienced the same either on ppc or x86-64?
I'm sharing steps i followed and log.
changed the title [-][Python][ppc64le][cuda] pytest failure - test_cuda.py/test_foreign_buffer[/-][+][Python][ppc64le][cuda] pytest segfault - test_cuda.py/test_foreign_buffer[/+]on Mar 10, 2022
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prashantkhoje commentedon Mar 9, 2022
p11-arrow.txt
[-][Python][ppc64le][cuda] pytest failure - test_cuda.py/test_foreign_buffer[/-][+][Python][ppc64le][cuda] pytest segfault - test_cuda.py/test_foreign_buffer[/+]prashantkhoje commentedon Mar 15, 2022
@leofang, @jakirkham, Have you encountered the failure mentioned here?
I don't have x86 with gpu to compare.
pitrou commentedon Aug 4, 2022
@prashantkhoje Sorry for the delay. Can you try to get a gdb backtrace from the coredump file?
pitrou commentedon Sep 7, 2026
We're now seeing the same crashes on the mainline CUDA Python CI as well. The test is inherently crashy as it's trying to access an invalid pointer.
GH-12594: [Python][GPU] Remove inherently crashy CUDA test (#51206)
pitrou commentedon Sep 7, 2026
Issue resolved by pull request 51206
#51206