Uploaded image for project: 'JDK'
  1. JDK
  2. JDK-8248674

Shenandoah: assert(_last_Java_pc == NULL) failed: already walkable when running with verifier

    Details

    • Type: Bug
    • Status: Closed
    • Priority: P3
    • Resolution: Duplicate
    • Affects Version/s: 8-shenandoah, 11-shenandoah, 14, 15, 16
    • Fix Version/s: None
    • Component/s: hotspot
    • Subcomponent:
      gc

      Description

      # Internal Error (/home/zgu/ws/jdk/src/hotspot/cpu/x86/frame_x86.cpp:684), pid=1433, tid=1447
      # assert(_last_Java_pc == NULL) failed: already walkable
      #
      # JRE version: OpenJDK Runtime Environment (16.0) (fastdebug build 16-internal+0-adhoc.zgu.jdk)
      # Java VM: OpenJDK 64-Bit Server VM (fastdebug 16-internal+0-adhoc.zgu.jdk, mixed mode, sharing, tiered, compressed oops, shenandoah gc, linux-amd64)
      # Problematic frame:
      # V [libjvm.so+0xaccc22] frame::sender_for_entry_frame(RegisterMap*) const+0x192

      Seems to quite reproducible when running with -XX:+ShenandoahVerify

        Attachments

          Issue Links

            Activity

              People

              • Assignee:
                zgu Zhengyu Gu
                Reporter:
                zgu Zhengyu Gu
              • Votes:
                0 Vote for this issue
                Watchers:
                1 Start watching this issue

                Dates

                • Created:
                  Updated:
                  Resolved: