On Mon, 2 Mar 2026 05:36:21 GMT, David Holmes <[email protected]> wrote:
> This also seems to break the SA core dump analysis when used. The main thread > (that triggers the crash for core dump analysis) gives: > > ``` > sun.jvm.hotspot.debugger.DebuggerException: get_thread_regs failed for a lwp > at > jdk.hotspot.agent/sun.jvm.hotspot.debugger.bsd.BsdDebuggerLocal.getThreadIntegerRegisterSet0(Native > Method) > at > jdk.hotspot.agent/sun.jvm.hotspot.debugger.bsd.BsdDebuggerLocal.getThreadIntegerRegisterSet(BsdDebuggerLocal.java:472) > at > jdk.hotspot.agent/sun.jvm.hotspot.debugger.bsd.BsdThread.getContext(BsdThread.java:68) > at > jdk.hotspot.agent/sun.jvm.hotspot.debugger.bsd.BsdCDebugger.topFrameForThread(BsdCDebugger.java:88) > at jdk.hotspot.agent/sun.jvm.hotspot.tools.PStack.run(PStack.java:103) > ``` Which jtreg test would that be, or how could I reproduce it? > I'd suggest disabling the assert for UseAltSigStacks. Thank you! O thought I had done that already, but must have forgotten to push. Will do. ------------- PR Comment: https://git.openjdk.org/jdk/pull/29559#issuecomment-3996180781 PR Review Comment: https://git.openjdk.org/jdk/pull/29559#discussion_r2882612094
