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diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml
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@@ -520,6 +520,41 @@
</section>
+<section><title>Erts 5.7.5.1</title>
+
+ <section><title>Fixed Bugs and Malfunctions</title>
+ <list>
+ <item>
+ <p>
+ Driver threads, such as async threads, using <seealso
+ marker="erl_driver#ErlDrvPDL">port data locks</seealso>
+ peeked at the port status field without proper locking
+ when looking up the driver queue.</p>
+ <p>
+ Own Id: OTP-8475</p>
+ </item>
+ <item>
+ <p>
+ A call to the BIF <c>unregister(RegName)</c> when a port
+ had the name <c>RegName</c> registered in the runtime
+ system without SMP support caused a runtime system crash.
+ (Thanks to Per Hedeland for the bugfix and test case.)</p>
+ <p>
+ Own Id: OTP-8487</p>
+ </item>
+ <item>
+ <p>
+ Fix memory management bug causing crash of non-SMP
+ emulator with async threads enabled. The bug did first
+ appear in R13B03.</p>
+ <p>
+ Own Id: OTP-8591 Aux Id: seq11554 </p>
+ </item>
+ </list>
+ </section>
+
+</section>
+
<section><title>Erts 5.7.5</title>
<section><title>Fixed Bugs and Malfunctions</title>