Ruby Issue Tracking System

05/18/2022

07:17 AM Ruby master Bug #18782: Race conditions in autoload when loading the same feature with multiple threads.

@byroot Does this align up with what you are saying?
```ruby
features = $LOADED_FEATURES.dup
path = "./sleep... ioquatix (Samuel Williams)

05/17/2022

08:40 PM Ruby master Bug #18782: Race conditions in autoload when loading the same feature with multiple threads.

@fxn said:
> Once the trigger has been executed, it is gone, the way I see it. How is that represented internall... ioquatix (Samuel Williams)

12:21 PM Ruby master Feature #18774: Add Queue#pop(timeout:)

There are several methods which should adopt timeouts, including `SizedQueue#push` and probably `Queue#each`, along w... ioquatix (Samuel Williams)

10:00 AM Ruby master Bug #18751: Regression on master for Method#== when comparing public with private method

It's okay for `==` to not be strong equality and be closer to equivalence. That's why we have different methods for "... ioquatix (Samuel Williams)

05/15/2022

11:36 PM Ruby master Bug #18782: Race conditions in autoload when loading the same feature with multiple threads.

Okay, so I suspected some issue with `autoload_delete` and finally found how to reproduce it.
```c
static void
a... ioquatix (Samuel Williams)

02:36 AM Ruby master Bug #18782: Race conditions in autoload when loading the same feature with multiple threads.

PR: https://github.com/ruby/ruby/pull/5898 ioquatix (Samuel Williams)

02:29 AM Ruby master Bug #18782: Race conditions in autoload when loading the same feature with multiple threads.

After debugging the above issue I found a use-after-free bug in
```c
static void
autoload_c_free(void *ptr)
{
s... ioquatix (Samuel Williams)

01:48 PM Ruby master Bug #15790: Strange interaction between autoload and $LOADED_FEATURES

Another weird edge case we have now:
```
File.write("./empty.rb", "Y = 1")
autoload :X, "./empty.rb"
begin
... ioquatix (Samuel Williams)

01:34 PM Ruby master Bug #15790: Strange interaction between autoload and $LOADED_FEATURES

Let me add, that I think it's also reasonable sequence of events/state transition:
```
before failed autoload aut... ioquatix (Samuel Williams)

01:32 PM Ruby master Bug #15790: Strange interaction between autoload and $LOADED_FEATURES

The behaviour described here does not seem strange to me, at least, I'm not sure if it's problematic. @fxn what was t... ioquatix (Samuel Williams)