I think the possibility that it may block should be enough to signal and so offload to a task.
If it never blocks then it’s not a bug... that’s why I asked the question in the first place . Bye Norman > Am 07.08.2020 um 18:13 schrieb Alan Bateman <alan.bate...@oracle.com>: > > On 07/08/2020 16:00, Xuelei Fan wrote: >> Hm, it's an interesting bug. I filed the issue on the Java Bug System. >> https://bugs.openjdk.java.net/browse/JDK-8251304 > It is a bug that a new random cookie is needed or it has from read from > /dev/urandom? I don't think the stack trace is enough to know if read is > really blocked. > > -Alan