RFR: 8313798: [aarch64] sun/tools/jhsdb/HeapDumpTestWithActiveProcess.java sometimes times out on aarch64

[Andrew Haley]

On Mon, 7 Aug 2023 20:17:21 GMT, Chris Plummer <cjplummer at openjdk.org> wrote:

> Make sure when walking the stack that the "sender" frame is not at a lower or the same address as the current frame, which can result in an infinite loop.
> 
> Tested with tier1 and stress testing sun/tools/jhsdb and hotspot/jtreg/serviceability/sa tests.

I wonder what triggers this problem. Maybe there's an underlying bug, or maybe it's just to do with AArch64's weakly-consistent memory model.

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PR Comment: https://git.openjdk.org/jdk/pull/15183#issuecomment-1673682248