8044406: crash in G1BlockOffsetArray::forward_to_block_containing_addr_slow

Mikael Gerdin mikael.gerdin at oracle.com
Tue Dec 9 15:19:18 UTC 2014

Hi Phil,

On 2014-12-09 15:33, Phil Schwan wrote:
> G'day--
> We've been struggling with this crash for months, so it was with great
> excitement that I saw Poonam's patch in
> https://bugs.openjdk.java.net/browse/JDK-8044406

You might want to check out


> But alas, we're still hitting this crash -- essentially identical stack
> -- even with the patch applied (to 1.7).  I'd have commented on the bug,
> but don't have a login.
> I don't have STR, unfortunately, but we run thousands of tasks every day
> and a goodly percentage will crash in this way -- so it's very
> repeatable, if not exactly on-demand.
> I'm very highly motivated to assist in any way I can, if someone
> familiar with G1 wants to have a crack at diagnosing this.
> Cheers,
> -Phil

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