Ruby Issue Tracking System

07/17/2025

06:50 PM Ruby Revision cb33f22f (git): ZJIT: Precise GC writebarriers

This issues writebarriers for objects added via gc_offsets or by
profiling. This may be slower than writebarrier_reme... jhawthorn (John Hawthorn)

07/11/2025

05:20 PM Ruby Revision 1582bd93 (git): Add Timeout message when bootstraptest times out

jhawthorn (John Hawthorn)

07/10/2025

10:57 PM Ruby Bug #21505 (Closed): [Ractor] calling exit from non-main ractor will hang if main ractor waits on it

Applied in changeset commit:git|6c66458070e2de45213f473ac30b431ebea81b9b.
----------
Fix rb_eSystemExit raised in Ra... jhawthorn (John Hawthorn)

10:57 PM Ruby Revision 6c664580 (git): Fix rb_eSystemExit raised in Ractor

[Bug #21505]
Previously `Ractor.new { exit }.join` would hang because SystemExit was
special cased.
This commit upd... jhawthorn (John Hawthorn)

12:28 AM Ruby Revision 581da51c (git): Fix whitespace on some RB_VM_LOCKING calls

jhawthorn (John Hawthorn)

07/09/2025

09:01 PM Ruby Bug #21505: [Ractor] calling exit from non-main ractor will hang if main ractor waits on it

I opened https://github.com/ruby/ruby/pull/13838 which fixes this
```
./miniruby -e 'Ractor.new { exit }.join'
-... jhawthorn (John Hawthorn)

05:38 PM Ruby Revision 5dfd86cf (git): Fix off-by-one in shape_tree_mark/shape_tree_compact

This was using < so subtract one from the last shape id would have us
miss the last inserted shape. I think this is u... jhawthorn (John Hawthorn)

05:38 PM Ruby Revision cfc006d4 (git): Always use atomics to get the shape count

When sharing between threads we need both atomic reads and writes. We
probably didn't need to use this in some cases ... jhawthorn (John Hawthorn)

05:38 PM Ruby Revision 54f28c1d (git): Avoid concurrently overflowing of shape_id

Previously it was possible for two atomic increments of next_shape_id
running concurrently to overflow MAX_SHAPE_ID. ... jhawthorn (John Hawthorn)

07/04/2025

09:54 PM Ruby Revision 365317f6 (git): Fix wrong GENIV WB on too_complex Ractor traversal

WBCHECK ERROR: Missed write barrier detected!
Parent object: 0x7c4a5f1f66c0 (wb_protected: true)
rb_obj... jhawthorn (John Hawthorn)