Ruby Issue Tracking System

01/05/2026

10:08 PM Ruby Revision c04363c0 (git): Remove k0kubun from CODEOWNERS

nagachika will take over the maintenance of ruby_3_4 going forward. k0kubun (Takashi Kokubun)

09:47 PM Ruby Revision be5d24eb (git): Add k0kubun as CODEOWNERS

k0kubun (Takashi Kokubun)

09:42 PM Ruby Revision e7b92abf (git): ruby-bench: Prefer --excludes over rm -rf

to remind us of skipped benchmarks in the CI job names k0kubun (Takashi Kokubun)

09:33 PM Ruby Revision 7a1180af (git): ruby-bench: Prefer --excludes over rm -rf

to remind us of skipped benchmarks in the CI job names k0kubun (Takashi Kokubun)

12/17/2025

06:45 PM Ruby Revision f7120860 (git): test_sync_default_gems.rb: Omit if git is v2.43 or older

k0kubun (Takashi Kokubun)

06:22 PM Ruby Revision dc2a62e1 (git): test_commit_email.rb: Ensure #teardown doesn't fail

if test is omitted.
Follow up c4e090def134f9b109991b74c027648564963763 k0kubun (Takashi Kokubun)

12:36 AM Ruby Revision 2bf88ac1 (git): make-snapshot: Fix Psych::DisallowedClass with newer psych

```
$ tool/format-release ../www.ruby-lang.org 4.0.0-preview2 .
/opt/rubies/3.4.6/lib/ruby/3.4.0/psych/class_loader.rb:99:in 'Psych::ClassLoader::Restricted#find': Tried to load unspecified class: Date (Psych::DisallowedClass)
fr... k0kubun (Takashi Kokubun)

12/16/2025

11:56 PM Ruby Revision 995b59f6 (git): v3.4.8

k0kubun (Takashi Kokubun)

11:53 PM Ruby Bug #21266: YJIT GC safety crash with proc objects as block argument

ruby_3_4 commit:d8f087b581735ec250b8671c3574fa4d5b16ae54 merged revision(s) commit:9168cad4d63a5d281d443bde4edea6be213b0b25. k0kubun (Takashi Kokubun)

11:53 PM Ruby Revision d8f087b5 (git): merge revision(s) 9168cad4d63a5d281d443bde4edea6be213b0b25: [Backport #21266]

[PATCH] YJIT: Bail out if proc would be stored above stack top
Fixes [Bug #21266]. k0kubun (Takashi Kokubun)