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  1. JDK
  2. JDK-8208091

SA: jhsdb jstack --mixed throws UnmappedAddressException on i686

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    Details

    • Subcomponent:
    • Resolved In Build:
      b09
    • CPU:
      x86
    • OS:
      linux

      Backports

        Description

        On 32-bit x86 and Linux we are seeing UnmappedAddressException on jhsdb jstack --mixed:

        $ cat Foo.java
        public class Foo{
          public static void main(String[] arg){
             System.out.println("Hello");
             try {
               while(true)
                 Thread.sleep(1000*60);
             }catch(InterruptedException ex){
             }
             System.out.println("Bye");
          }
        }
        $ ./build/linux-x86-normal-server-release/images/jdk/bin/java Foo &
        $ ./build/linux-x86-normal-server-release/images/jdk/bin/jps
        26872 Jps
        26733 Foo
        $ ./build/linux-x86-normal-server-release/images/jdk/bin/jhsdb jstack --pid 26733 --mixed
        Attaching to process ID 26733, please wait...
        Debugger attached successfully.
        Server compiler detected.
        JVM version is 11-internal+0-adhoc.root.openjdk
        Deadlock Detection:

        No deadlocks found.

        ----------------- 26734 -----------------
        "main" #1 prio=5 tid=0xf620ac00 nid=0x686e waiting on condition [0xf63a8000]
           java.lang.Thread.State: TIMED_WAITING (sleeping)
           JavaThread state: _thread_blocked
        0xf7768430 ????????
        ----------------- 26735 -----------------
        0xf7768430 ????????
        sun.jvm.hotspot.debugger.UnmappedAddressException: f0
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.PageCache.checkPage(PageCache.java:208)
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.PageCache.getData(PageCache.java:63)
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.DebuggerBase.readBytes(DebuggerBase.java:225)
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.linux.LinuxDebuggerLocal.readCInteger(LinuxDebuggerLocal.java:494)
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.DebuggerBase.readAddressValue(DebuggerBase.java:462)
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.linux.LinuxDebuggerLocal.readAddress(LinuxDebuggerLocal.java:429)
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.linux.LinuxAddress.getAddressAt(LinuxAddress.java:74)
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.linux.x86.LinuxX86CFrame.sender(LinuxX86CFrame.java:69)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.PStack.run(PStack.java:165)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.PStack.run(PStack.java:58)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.PStack.run(PStack.java:53)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.JStack.run(JStack.java:67)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.Tool.startInternal(Tool.java:260)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.Tool.start(Tool.java:223)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.Tool.execute(Tool.java:118)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.JStack.runWithArgs(JStack.java:90)
                at jdk.hotspot.agent/sun.jvm.hotspot.SALauncher.runJSTACK(SALauncher.java:259)
                at jdk.hotspot.agent/sun.jvm.hotspot.SALauncher.main(SALauncher.java:450)
        ----------------- 26736 -----------------
        0xf7768430 ????????
        ----------------- 26737 -----------------
        0xf7768430 ????????
        sun.jvm.hotspot.debugger.UnmappedAddressException: f0
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.PageCache.checkPage(PageCache.java:208)
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.PageCache.getData(PageCache.java:63)
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.DebuggerBase.readBytes(DebuggerBase.java:225)
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.linux.LinuxDebuggerLocal.readCInteger(LinuxDebuggerLocal.java:494)
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.DebuggerBase.readAddressValue(DebuggerBase.java:462)
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.linux.LinuxDebuggerLocal.readAddress(LinuxDebuggerLocal.java:429)
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.linux.LinuxAddress.getAddressAt(LinuxAddress.java:74)
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.linux.x86.LinuxX86CFrame.sender(LinuxX86CFrame.java:69)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.PStack.run(PStack.java:165)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.PStack.run(PStack.java:58)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.PStack.run(PStack.java:53)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.JStack.run(JStack.java:67)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.Tool.startInternal(Tool.java:260)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.Tool.start(Tool.java:223)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.Tool.execute(Tool.java:118)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.JStack.runWithArgs(JStack.java:90)
                at jdk.hotspot.agent/sun.jvm.hotspot.SALauncher.runJSTACK(SALauncher.java:259)
                at jdk.hotspot.agent/sun.jvm.hotspot.SALauncher.main(SALauncher.java:450)
        ----------------- 26738 -----------------
        0xf7768430 ????????
        ----------------- 26739 -----------------
        0xf7768430 ????????
        ----------------- 26740 -----------------
        0xf7768430 ????????
        ----------------- 26741 -----------------
        "Reference Handler" #2 daemon prio=10 tid=0xa392f000 nid=0x6875 waiting on condition [0xa457c000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        0xf7768430 ????????
        ----------------- 26742 -----------------
        "Finalizer" #3 daemon prio=8 tid=0xa3932000 nid=0x6876 in Object.wait() [0xa437c000]
           java.lang.Thread.State: WAITING (on object monitor)
           JavaThread state: _thread_blocked
        0xf7768430 ????????
        ----------------- 26743 -----------------
        "Signal Dispatcher" #4 daemon prio=9 tid=0xa393a800 nid=0x6877 runnable [0x00000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        0xf7768430 ????????
        sun.jvm.hotspot.debugger.UnmappedAddressException: f0
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.PageCache.checkPage(PageCache.java:208)
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.PageCache.getData(PageCache.java:63)
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.DebuggerBase.readBytes(DebuggerBase.java:225)
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.linux.LinuxDebuggerLocal.readCInteger(LinuxDebuggerLocal.java:494)
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.DebuggerBase.readAddressValue(DebuggerBase.java:462)
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.linux.LinuxDebuggerLocal.readAddress(LinuxDebuggerLocal.java:429)
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.linux.LinuxAddress.getAddressAt(LinuxAddress.java:74)
                at jdk.hotspot.agent/sun.jvm.hotspot.debugger.linux.x86.LinuxX86CFrame.sender(LinuxX86CFrame.java:69)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.PStack.run(PStack.java:165)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.PStack.run(PStack.java:58)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.PStack.run(PStack.java:53)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.JStack.run(JStack.java:67)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.Tool.startInternal(Tool.java:260)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.Tool.start(Tool.java:223)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.Tool.execute(Tool.java:118)
                at jdk.hotspot.agent/sun.jvm.hotspot.tools.JStack.runWithArgs(JStack.java:90)
                at jdk.hotspot.agent/sun.jvm.hotspot.SALauncher.runJSTACK(SALauncher.java:259)
                at jdk.hotspot.agent/sun.jvm.hotspot.SALauncher.main(SALauncher.java:450)
        ----------------- 26744 -----------------
        "C2 CompilerThread0" #5 daemon prio=9 tid=0xa393c000 nid=0x6878 waiting on condition [0x00000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        0xf7768430 ????????
        ----------------- 26745 -----------------
        "C1 CompilerThread0" #7 daemon prio=9 tid=0xa393e800 nid=0x6879 waiting on condition [0x00000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        0xf7768430 ????????
        ----------------- 26746 -----------------
        "Sweeper thread" #8 daemon prio=9 tid=0xa3940000 nid=0x687a runnable [0x00000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        0xf7768430 ????????
        ----------------- 26747 -----------------
        "Service Thread" #9 daemon prio=9 tid=0xa398bc00 nid=0x687b runnable [0x00000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        0xf7768430 ????????
        ----------------- 26748 -----------------
        0xf7768430 ????????
        ----------------- 26749 -----------------
        "Common-Cleaner" #10 daemon prio=8 tid=0xa3993000 nid=0x687d in Object.wait() [0xa33aa000]
           java.lang.Thread.State: TIMED_WAITING (on object monitor)
           JavaThread state: _thread_blocked
        0xf7768430 ????????
        ----------------- 26733 -----------------
        0xf7768430 ????????

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                Assignee:
                sgehwolf Severin Gehwolf
                Reporter:
                sgehwolf Severin Gehwolf
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                  Updated:
                  Resolved: