Deadlock in SSLSocket locks Finalizer

[Dmitry Neverov]

xuelei.fan at oracle.com writes:

> Does it happen in JDK 6 and previous releases?  In JDK 6 and previous
> release, Oracle JSSE provider in server side may check the usability of
> ciphers and then generate dummy sockets.  JDK 7 changed the behaviors.

We didn't see this happens with JDK 6. Also it seems like the problem
doesn't arise in 1.7.0_25.

> BTW, I experienced a few cases that application may cleanup SSLSocket in
> a fixed period no matter the status of the sockets, as may also kick off
> SSLSocket finalizer.

Could you please elaborate on this? Are there any bugs reports? What is
"application" your case?

BTW, our current workaround is to set SO_LINGER socket option to 0, so
Finalizer doesn't hang.

--
Dmitry Neverov
JetBrains
http://www.jetbrains.com
"Develop with pleasure!"