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Type: Bug
Resolution: Fixed
Priority: P2
Fix Version/s: 14
Affects Version/s: 8, 9, 10, 11, 12, 13
Component/s: hotspot
Labels:

Subcomponent:
compiler
Resolved In Build:
b03
Verification:
Verified

Issue	Fix Version	Assignee	Priority	Status	Resolution	Resolved In Build
JDK-8271479	13.0.9	Sergey Nazarkin	P2	Resolved	Fixed	b01

There are 50+ instances of Unsafe.copyMemory
and 20+ instances of Unsafe.copySwapMemoy in generated Direct*Buffer* code, these accesses are not guarded for graceful dealing as per current implementation or plan (~~JDK-4454115~~ , ~~JDK-8154592~~), this CR is for tracking and handling these cases.

backported by

JDK-8271479 MappedByteBuffer bulk access memory failures are not handled gracefully

Resolved

relates to

JDK-8226871 invalid use of incomplete type class MacroAssembler when building minimal after JDK-8191278

Closed

JDK-8227068 [Graal] MappedByteBuffer bulk access memory failures are not handled gracefully

Closed

JDK-4454115 Need to deal gracefully with unsafe operations that access invalid memory (C2)

Resolved

JDK-8273440 Zero: Disable runtime/Unsafe/InternalErrorTest.java

Resolved

JDK-8154592 Exceptions thrown from unsafe operations should be synchronous

Closed

JDK-8246381 VM crashes with "Current BasicObjectLock* below than low_mark"

Resolved

JDK-8229254 solaris_x64 build fails after JDK-8191278

Resolved

JDK-8202261 (fc) FileChannel.map and RandomAccessFile.setLength should not preallocate space

Closed

JDK-8226878 zero crashes after JDK-8191278

Closed

JDK-8320886 Unsafe_SetMemory0 is not guarded

Closed

JDK-8323813 Move StoreB into unsafe_arraycopy stub

Open

JDK-8155982 CompareAndExchange/Swap should leverage MemoryAccess class

Closed

links to

Commit openjdk/jdk13u-dev/40ab2a0b

Review openjdk/jdk11u-dev/173

Review openjdk/jdk13u-dev/239

Review openjdk/jdk13u-dev/240

(8 relates to, 4 links to)

Assignee:: Jamsheed C M (Inactive)

Reporter:: Jamsheed C M (Inactive)

Votes:: 0 Vote for this issue

Watchers:: 16 Start watching this issue

Created:: 2017-11-14 19:20

Updated:: 2024-02-05 18:56

Resolved:: 2019-06-25 12:20

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