[aarch64-port-dev ] [Roland Westrelin] Re: Aarch64 port for ZGC, so far
Andrew Haley
aph at redhat.com
Sun Apr 14 11:57:52 UTC 2019
On 4/13/19 11:33 PM, Stuart Monteith wrote:
> At some point earlier on another thread the connection is being
> closed, hence the XIOError here. This error is being caused because
> the libx11 library is writing some image data to its socket with
> "writev(int fd, const struct iovec *iov, int iovcnt);" returning an
> error. The errno associated with that is EFAULT - which means the
> kernel was being passed a bad address.
> The reason running with AWT is exiting is that tagged addresses are
> regarded as bad by the kernel,
Great catch.
That sounds like a kernel bug to me. The upper bits are supposed to be
ignored by the system. Can you raise this with a suitable kernel engineer?
--
Andrew Haley
Java Platform Lead Engineer
Red Hat UK Ltd. <https://www.redhat.com>
EAC8 43EB D3EF DB98 CC77 2FAD A5CD 6035 332F A671
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