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From: "ngan (Ngan Pham) via ruby-core" <ruby-core@ml.ruby-lang.org>
To: ruby-core@ml.ruby-lang.org
Cc: "ngan (Ngan Pham)" <noreply@ruby-lang.org>
Subject: [ruby-core:118946] [Ruby master Bug#20694] "try to mark T_NONE object" error for very large arrays
Date: Sat, 24 Aug 2024 22:04:43 +0000 (UTC)	[thread overview]
Message-ID: <redmine.journal-109516.20240824220443.37533@ruby-lang.org> (raw)
In-Reply-To: <redmine.issue-20694.20240823002236.37533@ruby-lang.org>

Issue #20694 has been updated by ngan (Ngan Pham).


Ah yes, I meant hash.

I’ll upload the full back trace when I’m back online later today.

----------------------------------------
Bug #20694: "try to mark T_NONE object" error for very large arrays
https://bugs.ruby-lang.org/issues/20694#change-109516

* Author: ngan (Ngan Pham)
* Status: Open
* ruby -v: 3.3.4
* Backport: 3.1: UNKNOWN, 3.2: UNKNOWN, 3.3: UNKNOWN
----------------------------------------
In CI, we've been occasionally seeing `[BUG] try to mark T_NONE object`. I don't have any way to reproduce it but I'm going to put some information here in case anyone has any ideas.

One thing I've noticed is that it happens for very large arrays:

```
<OBJ_INFO:gc_mark_ptr@gc.c:7072> 0x00007f587d04fc90 [0 M    ] T_NONE
/usr/local/bundle/ruby/3.3.0/gems/simpleidn-0.2.2/lib/simpleidn/uts46mapping.rb: [BUG] try to mark T_NONE object
ruby 3.3.4 (2024-07-09 revision be1089c8ec) [x86_64-linux]
```
https://github.com/mmriis/simpleidn/blob/master/lib/simpleidn/uts46mapping.rb#L17

and...

```
<OBJ_INFO:gc_mark_ptr@gc.c:7072> 0x00007f7ec426fdc8 [0 M    ] T_NONE
/usr/local/bundle/ruby/3.3.0/gems/domain_name-0.6.20240107/lib/domain_name/etld_data.rb: [BUG] try to mark T_NONE object
ruby 3.3.1 (2024-04-23 revision c56cd86388) [x86_64-linux]
```
https://github.com/knu/ruby-domain_name/blob/master/lib/domain_name/etld_data.rb#L4

---Files--------------------------------
backtrace.txt (9.12 KB)


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  parent reply	other threads:[~2024-08-24 22:04 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-08-23  0:22 [ruby-core:118933] " ngan (Ngan Pham) via ruby-core
2024-08-23  0:50 ` [ruby-core:118934] " mame (Yusuke Endoh) via ruby-core
2024-08-24 21:47 ` [ruby-core:118945] " byroot (Jean Boussier) via ruby-core
2024-08-24 22:04 ` ngan (Ngan Pham) via ruby-core [this message]
2024-08-25  2:05 ` [ruby-core:118947] [Ruby master Bug#20694] "try to mark T_NONE object" error for very large hash ngan (Ngan Pham) via ruby-core
2024-08-25  2:14 ` [ruby-core:118948] " ngan (Ngan Pham) via ruby-core
2024-08-25  6:14 ` [ruby-core:118950] " byroot (Jean Boussier) via ruby-core

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