JDK-2126532 : JVM crash in "instanceof" codelet, array of secondary supertypes at end of heap.
  • Type: Backport
  • Backport of: JDK-5083062
  • Component: hotspot
  • Sub-Component: runtime
  • Priority: P3
  • Status: Closed
  • Resolution: Fixed
  • Submitted: 2005-05-24
  • Updated: 2012-10-13
  • Resolved: 2005-07-26
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Other JDK 6
1.4.2_10 b01Fixed 6Fixed
Description
See parent bug 5083062. (crash due to forward ref beyond heap in delay slot.)
###@###.### 2005-05-24 17:06:30 GMT

Comments
SUGGESTED FIX ------- interp_masm_sparc.cpp ------- 2c2 < #pragma ident "%W% %E% %U% JVM" --- > #pragma ident "@(#)interp_masm_sparc.cpp 1.163 05/05/25 07:25:18 JVM" 600,601c600,602 < // In delay slot, load next super to check < delayed()->ld_ptr( Rtmp2, arrayOopDesc::base_offset_in_bytes(T_OBJECT), Rtmp3 ); --- > // put NOP In delay slot, THEN load next super to check > delayed()->nop(); > ld_ptr( Rtmp2, arrayOopDesc::base_offset_in_bytes(T_OBJECT), Rtmp3 ); ###@###.### 2005-07-20 17:01:03 GMT
20-07-2005

EVALUATION See parent bug 5083062. (crash due to forward ref beyond heap in delay slot.) ###@###.### 2005-05-24 17:06:30 GMT
24-05-2005