Ubuntu
llvm-toolchain-14 package

python3-numba and packages using numba like python3-sparse are segfaulting on ARM64

Bug #2102140 reported by Nicolas Bock on 2025-03-12

10

This bug affects 1 person

Affects		Status	Importance	Assigned to	Milestone
	llvm-toolchain-14 (Ubuntu)	New	Undecided	Unassigned
	Jammy	New	Medium	Nicolas Bock
	Noble	New	Medium	Nicolas Bock
	llvm-toolchain-15 (Ubuntu)	New	Undecided	Unassigned
	Jammy	New	Medium	Nicolas Bock
	Noble	New	Medium	Nicolas Bock
	llvm-toolchain-16 (Ubuntu)	New	Undecided	Unassigned
	Jammy	New	Medium	Unassigned
	Noble	New	Medium	Nicolas Bock

Bug Description

Python3-numba segfaults on arm64 due to an issue in llvm-14 [1, 2]. The issue has been patched via commit 2e1b838 [3].

[1] https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1070102
[2] https://github.com/numba/numba/issues/9109#issuecomment-2626068027
[3] https://github.com/llvm/llvm-project/commit/2e1b838a889f9793d4bcd5dbfe10db9796b77143

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Revision history for this message

Nicolas Bock (nicolasbock) wrote on 2025-03-12:

#1

llvm-toolchain-14-jammy.debdiff Edit (2.7 KiB, text/plain)

Heitor Alves de Siqueira (halves) on 2025-03-12

Changed in llvm-toolchain-14 (Ubuntu Jammy):
assignee:	nobody → Nicolas Bock (nicolasbock)
importance:	Undecided → Medium

Revision history for this message

Nicolas Bock (nicolasbock) wrote on 2025-03-13:

#2

llvm-toolchain-15-jammy.debdiff Edit (2.8 KiB, text/plain)

Revision history for this message

Nicolas Bock (nicolasbock) wrote on 2025-03-13:

#3

llvm-toolchain-14-noble.debdiff Edit (2.7 KiB, text/plain)

Revision history for this message

Nicolas Bock (nicolasbock) wrote on 2025-03-13:

#4

llvm-toolchain-15-noble.debdiff Edit (2.7 KiB, text/plain)

Revision history for this message

Nicolas Bock (nicolasbock) wrote on 2025-03-13:

#5

llvm-toolchain-16-noble.debdiff Edit (2.7 KiB, text/plain)

Changed in llvm-toolchain-14 (Ubuntu Noble):
assignee:	nobody → Nicolas Bock (nicolasbock)
importance:	Undecided → Medium
Changed in llvm-toolchain-15 (Ubuntu Jammy):
assignee:	nobody → Nicolas Bock (nicolasbock)
Changed in llvm-toolchain-15 (Ubuntu Noble):
assignee:	nobody → Nicolas Bock (nicolasbock)
Changed in llvm-toolchain-15 (Ubuntu Jammy):
importance:	Undecided → Medium
Changed in llvm-toolchain-15 (Ubuntu Noble):
importance:	Undecided → Medium
Changed in llvm-toolchain-16 (Ubuntu Jammy):
importance:	Undecided → Medium
Changed in llvm-toolchain-16 (Ubuntu Noble):
importance:	Undecided → Medium
assignee:	nobody → Nicolas Bock (nicolasbock)

Revision history for this message

Ubuntu Foundations Team Bug Bot (crichton) wrote on 2025-03-14:

#6

The attachment "llvm-toolchain-14-jammy.debdiff" seems to be a debdiff. The ubuntu-sponsors team has been subscribed to the bug report so that they can review and hopefully sponsor the debdiff. If the attachment isn't a patch, please remove the "patch" flag from the attachment, remove the "patch" tag, and if you are member of the ~ubuntu-sponsors, unsubscribe the team.

[This is an automated message performed by a Launchpad user owned by ~brian-murray, for any issue please contact him.]

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added: patch

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