https://git.ruby-lang.org/ruby.git/commit/?id=4b41ee154f

From 4b41ee154f117e18b54c7fb31574f2e314f10f15 Mon Sep 17 00:00:00 2001
From: Aaron Patterson <tenderlove@r...>
Date: Thu, 1 Oct 2020 18:13:26 -0700
Subject: Update the thread's self / wrapper address

Threads can move, and if they do, their self pointer may go bad.  We
need to update it.

diff --git a/vm.c b/vm.c
index 1b8b548..9535205 100644
--- a/vm.c
+++ b/vm.c
@@ -2660,6 +2660,8 @@ thread_compact(void *ptr) https://github.com/ruby/ruby/blob/trunk/vm.c#L2660
 {
     rb_thread_t *th = ptr;
 
+    th->self = rb_gc_location(th->self);
+
     if (!th->root_fiber) {
         rb_execution_context_update(th->ec);
     }
-- 
cgit v0.10.2


--
ML: ruby-changes@q...
Info: http://www.atdot.net/~ko1/quickml/