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  1. JDK
  2. JDK-8216989

CardTableBarrierSetAssembler::gen_write_ref_array_post_barrier() does not check for zero length on AARCH64

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    • Subcomponent:
    • Resolved In Build:
      b14
    • CPU:
      aarch64
    • OS:
      linux

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        Description

        If an arraycopy of length zero is performed on AArch64, one byte is dirtied regardless in the card table. The card being dirtied could in the worst case be out of bounds with the committed memory for the card table, and cause a crash.

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                Assignee:
                dpochepk Dmitrij Pochepko
                Reporter:
                eosterlund Erik Ă–sterlund
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                  Created:
                  Updated:
                  Resolved: