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  1. JDK
  2. JDK-4933383

CMS: segv in scanOopsInOop (concurrent marking)

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    • Subcomponent:
      gc
    • CPU:
      generic
    • OS:
      generic

      Description

      atg failed on solaris x86, the stack trace looks different.
      The machine is jtg-lx50-2, logs are under /bt

        ---- called from signal handler with signal 11 (SIGSEGV) ------
        [11] MarkFromRootsClosure::scanOopsInOop(0xdcaefd78, 0xd09513a0), at 0xdd68a39e
        [12] MarkFromRootsClosure::do_bit(0xdcaefd78, 0x3544e8), at 0xdd68a24b
        [13] BitMap::iterate(0x81780a8, 0xdcaefd78, 0x0, 0x1f00000), at 0xdd6524d8
        [14] CMSCollector::markFromRootsWork(0x8178040, 0x1), at 0xdd685ad3
        [15] CMSCollector::markFromRoots(0x8178040, 0x1), at 0xdd685917
        [16] CMSCollector::collect_in_background(0x8178040, 0x0), at 0xdd683930
        [17] ConcurrentMarkSweepThread::run(0x81b83e8), at 0xdd68c81e
        [18] _start(0x81b83e8), at 0xdd58f6a2
        [19] _thr_setup(0xdda60600), at 0xddb64a59
        [20] _lwp_start(), at 0xddb64ce0

      This **MAY** be a regression between b21 and b22:
      atg failed on solaris x86. The machine is jtg-lx50-2.

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              Assignee:
              ysr Y. Ramakrishna
              Reporter:
              ysr Y. Ramakrishna
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