[#80531] Re: [ruby-cvs:65407] normal:r58236 (trunk): thread.c: comments on M:N threading [ci skip] โ€” Eric Wong <normalperson@...>

SASADA Koichi <ko1@ruby-lang.org> wrote:

24 messages 2017/04/02
[#80532] Re: [ruby-cvs:65407] normal:r58236 (trunk): thread.c: comments on M:N threading [ci skip] โ€” SASADA Koichi <ko1@...> 2017/04/02

On 2017/04/02 11:35, Eric Wong wrote:

[#80540] Re: [ruby-cvs:65407] normal:r58236 (trunk): thread.c: comments on M:N threading [ci skip] โ€” Eric Wong <normalperson@...> 2017/04/03

SASADA Koichi <ko1@atdot.net> wrote:

[#81027] Re: [ruby-cvs:65407] normal:r58236 (trunk): thread.c: comments on M:N threading [ci skip] โ€” Eric Wong <normalperson@...> 2017/05/08

Eric Wong <normalperson@yhbt.net> wrote:

[#81028] Re: [ruby-cvs:65407] normal:r58236 (trunk): thread.c: comments on M:N threading [ci skip] โ€” SASADA Koichi <ko1@...> 2017/05/08

On 2017/05/08 9:33, Eric Wong wrote:

[#81029] Re: [ruby-cvs:65407] normal:r58236 (trunk): thread.c: comments on M:N threading [ci skip] โ€” SASADA Koichi <ko1@...> 2017/05/08

On 2017/05/08 10:53, SASADA Koichi wrote:

[#81031] Re: [ruby-cvs:65407] normal:r58236 (trunk): thread.c: comments on M:N threading [ci skip] โ€” Eric Wong <normalperson@...> 2017/05/08

SASADA Koichi <ko1@atdot.net> wrote:

[#81033] Re: [ruby-cvs:65407] normal:r58236 (trunk): thread.c: comments on M:N threading [ci skip] โ€” SASADA Koichi <ko1@...> 2017/05/08

On 2017/05/08 12:01, Eric Wong wrote:

[#81035] Re: [ruby-cvs:65407] normal:r58236 (trunk): thread.c: comments on M:N threading [ci skip] โ€” Eric Wong <normalperson@...> 2017/05/08

SASADA Koichi <ko1@atdot.net> wrote:

[#81042] Re: [ruby-cvs:65407] normal:r58236 (trunk): thread.c: comments on M:N threading [ci skip] โ€” SASADA Koichi <ko1@...> 2017/05/09

On 2017/05/08 15:36, Eric Wong wrote:

[#81044] Re: [ruby-cvs:65407] normal:r58236 (trunk): thread.c: comments on M:N threading [ci skip] โ€” Eric Wong <normalperson@...> 2017/05/09

SASADA Koichi <ko1@atdot.net> wrote:

[#81045] Re: [ruby-cvs:65407] normal:r58236 (trunk): thread.c: comments on M:N threading [ci skip] โ€” SASADA Koichi <ko1@...> 2017/05/09

On 2017/05/09 12:38, Eric Wong wrote:

[#81047] Re: [ruby-cvs:65407] normal:r58236 (trunk): thread.c: comments on M:N threading [ci skip] โ€” Eric Wong <normalperson@...> 2017/05/09

SASADA Koichi <ko1@atdot.net> wrote:

[#80892] [Ruby trunk Misc#13514] [PATCH] thread_pthread.c (native_sleep): preserve old unblock function โ€” ko1@...

Issue #13514 has been updated by ko1 (Koichi Sasada).

8 messages 2017/04/26

[ruby-core:80662] [Ruby trunk Bug#13425] Tracer.onใซใ—ใŸ็Šถๆ…‹ใงSystemStackErrorใ‚’็™บ็”Ÿใ•ใ›ใ‚‹ใจSegmentation fault

From: the.deviant.world@...
Date: 2017-04-12 05:31:28 UTC
List: ruby-core #80662
Issue #13425 has been reported by masato_hi (Masato Hi).

----------------------------------------
Bug #13425: Tracer.onใซใ—ใŸ็Šถๆ…‹ใงSystemStackErrorใ‚’็™บ็”Ÿใ•ใ›ใ‚‹ใจSegmentation fault
https://bugs.ruby-lang.org/issues/13425

* Author: masato_hi (Masato Hi)
* Status: Open
* Priority: Normal
* Assignee: 
* Target version: 
* ruby -v: 2.4.0, 2.4.1
* Backport: 2.2: UNKNOWN, 2.3: UNKNOWN, 2.4: UNKNOWN
----------------------------------------
Ruby2.4.0, 2.4.1ใฎ็’ฐๅขƒใซใฆไปฅไธ‹ใฎใ‚ณใƒผใƒ‰ใฎใ‚ˆใ†ใซ SystemStackError: stack level too deep ใŒ็™บ็”Ÿใ™ใ‚‹ใ‚ณใƒผใƒ‰ใ‚’Tracerใ‚’ๆœ‰ๅŠนๅŒ–ใ—ใŸ็Šถๆ…‹ใงๅฎŸ่กŒใ™ใ‚‹ใจSegmentation faultใ‚„็„ก้™ใƒซใƒผใƒ—ใŒ็™บ็”Ÿใ™ใ‚‹ใ€‚

ไปฅไธ‹ใฎใ‚ณใƒผใƒ‰ใฏๅธธใซSegmentation faultใ‚’็™บ็”Ÿใ•ใ›ใ‚‹ใ€‚

``` ruby
require 'tracer'

Tracer.on

class HogeError < StandardError
  def to_s
    message
  end
end

HogeError.new.to_s #=> Segmentation fault
```

ไปฅไธ‹ใฎใ‚ณใƒผใƒ‰ใฏใƒ•ใƒชใƒผใ‚บ(ใŠใใ‚‰ใไฝ•ใ‚‚ๅ‡บๅŠ›ใ—ใชใ„็„ก้™ใƒซใƒผใƒ—)ใ™ใ‚‹ใ€‚
ใพใŸใ€pry (0.10.4), pry-byebug (3.4.2)ใŒๅ…ฅใฃใŸ็’ฐๅขƒใงpryไธŠใงไปฅไธ‹ใฎใ‚ณใƒผใƒ‰ใ‚’ๅฎŸ่กŒใ™ใ‚‹ใจ #0: ใ‚’ๅ‡บๅŠ›ใ—็ถšใ‘ใ‚‹็„ก้™ใƒซใƒผใƒ—ใŒ็™บ็”Ÿใ™ใ‚‹(ๆทปไป˜็”ปๅƒๅ‚็…ง)ใ€‚

``` ruby
require 'tracer'

Tracer.on

def hoge
  hoge
end

hoge #=> freeze or infinite loop
```

Ruby 2.3.0ๅŠใณ2.3.1ใงใฏ็™บ็”Ÿใ—ใฆใ„ใชใ„ใ€‚

### ๅฎŸ่กŒ็’ฐๅขƒ
macOS 10.12, Debian 8.6

---Files--------------------------------
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