Ruby Issue Tracking System

06/18/2025

05:47 PM Ruby Revision 45ddafb9 (git): Fix use-after-free when resizing exivars (#13637)

Fix generic_ivar_set_shape_ivptr for table rebuild
[Bug #21438]
Previously GC could trigger a table rebuild of the ... byroot (Jean Boussier)

06/17/2025

01:28 PM Ruby Revision 4cb0205f (git): Handle false positives in tool/auto-style.rb

byroot (Jean Boussier)

01:28 PM Ruby Revision fb68721f (git): Rename `imemo_class_fields` -> `imemo_fields`

byroot (Jean Boussier)

01:28 PM Ruby Revision 164486a9 (git): Refactor `rb_imemo_fields_new` to not assume T_CLASS

byroot (Jean Boussier)

01:28 PM Ruby Revision cd9f447b (git): Refactor generic fields to use `T_IMEMO/fields` objects.

Followup: https://github.com/ruby/ruby/pull/13589
This simplify a lot of things, as we no longer need to manually
ma... byroot (Jean Boussier)

01:28 PM Ruby Revision 8faa3232 (git): Add missing write barriers in `rb_imemo_fields_clone`.

byroot (Jean Boussier)

11:00 AM Ruby Revision 9e839d3c (git): Optimize `benchmark/vm_ivar_of_class`

```
compare-ruby: ruby 3.5.0dev (2025-06-17T08:45:40Z master e9d35671d2) +PRISM [arm64-darwin24]
last_commit=[ruby/js... byroot (Jean Boussier)

07:53 AM Ruby Bug #21438 (Closed): use-after-free when resizing exivars

The remaining issue was fixed in 055fef00a1c27fdc8293114dc134ca7910b1dc79.
Backport PRs:
- 3.4: https://githu... byroot (Jean Boussier)

06/16/2025

07:16 AM Ruby Bug #21438 (Open): use-after-free when resizing exivars

Reopening because the fix we merged need some more work:
```
ruby(rb_vm_bugreport) ../src/vm_dump.c:1175
ruby(rb... byroot (Jean Boussier)

06/14/2025

05:55 AM Ruby Revision 74cdf872 (git): Remove test_object_id_race_free_with_stress_compact

This test was written for another implementation of `#object_id`
which had complex interations with GC, that's not th... byroot (Jean Boussier)