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cmd/compile: "fatal error: found pointer to free object" on arm64 [1.24 backport] #71938

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gopherbot opened this issue Feb 24, 2025 · 3 comments
Closed

cmd/compile: "fatal error: found pointer to free object" on arm64 [1.24 backport] #71938

gopherbot opened this issue Feb 24, 2025 · 3 comments
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CherryPickApproved Used during the release process for point releases compiler/runtime Issues related to the Go compiler and/or runtime.
Milestone
Go1.24.1

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@gopherbot
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@randall77 requested issue #71932 to be considered for backport to the next 1.24 minor release.

@gopherbot please open a backport issue for 1.24.
@gopherbot gopherbot added the CherryPickCandidate Used during the release process for point releases label Feb 24, 2025
@gopherbot gopherbot mentioned this issue Feb 24, 2025
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@gopherbot gopherbot added the compiler/runtime Issues related to the Go compiler and/or runtime. label Feb 24, 2025
@gopherbot gopherbot added this to the Go1.24.1 milestone Feb 24, 2025
@randall77 randall77 added the Critical A critical problem that affects the availability or correctness of production systems built using Go label Feb 25, 2025
@dmitshur
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Removing Critical from backport issue, it only applies to upstream issues (which already has it).

@dmitshur dmitshur removed the Critical A critical problem that affects the availability or correctness of production systems built using Go label Feb 26, 2025
@prattmic prattmic added the CherryPickApproved Used during the release process for point releases label Feb 26, 2025
@gopherbot gopherbot removed the CherryPickCandidate Used during the release process for point releases label Feb 26, 2025
@gopherbot
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Change https://go.dev/cl/652855 mentions this issue: [release-branch.go1.24] cmd/compile: don't pull constant offsets out of pointer arithmetic

gopherbot pushed a commit that referenced this issue Feb 26, 2025
@randall77 @prattmic
[release-branch.go1.24] cmd/compile: don't pull constant offsets out …
949eae8 
…of pointer arithmetic

This could lead to manufacturing a pointer that points outside
its original allocation.

Bug was introduced in CL 629858.

Fixes #71938

Change-Id: Ia86ab0b65ce5f80a8e0f4f4c81babd07c5904f8d
Reviewed-on: https://go-review.googlesource.com/c/go/+/652078
Reviewed-by: Keith Randall <khr@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
(cherry picked from commit 8b8bff7)
Reviewed-on: https://go-review.googlesource.com/c/go/+/652855
@gopherbot
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Closed by merging CL 652855 (commit 949eae8) to release-branch.go1.24.

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CherryPickApproved Used during the release process for point releases compiler/runtime Issues related to the Go compiler and/or runtime.
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Go1.24.1
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@prattmic @dmitshur @randall77 @gopherbot