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Some opcodes leave frame->prev_instr in an incorrect state #96049

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Some opcodes leave frame->prev_instr in an incorrect state#96049
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brandtbucher
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3.11only security fixes3.12only security fixestype-bugAn unexpected behavior, bug, or error
@tom-pytel

Description

@tom-pytel
tom-pytel
opened on Aug 17, 2022

Bug report

Opcodes which have caches (specifically adaptive calls) leave frame->prev_instr pointing to the last byte of the cache instead of the actual last instruction.

Your environment

v3.11.0rc1
Linux tom-VirtualBox 5.15.0-46-generic #49~20.04.1-Ubuntu SMP Thu Aug 4 19:15:44 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux

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3.11only security fixes3.12only security fixestype-bugAn unexpected behavior, bug, or error

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