VirtualBox

Changes between Initial Version and Version 1 of Ticket #19171, comment 7


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Timestamp:
Jan 29, 2020 4:29:17 AM (4 years ago)
Author:
Ramshankar Venkataraman

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  • Ticket #19171, comment 7

    initial v1  
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    10 VirtualBox does not inject any ICEBP instruction under normal operation.
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     12!VirtualBox does not inject any ICEBP instruction under normal operation.
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    1216> BTW, in the VBox.log files I've analyzed, the CPU instructions after the ICEBP never make sense, so I think we are either looking at (anti) debugging techniques or at no code at all.
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    1520I already tried reproducing the problem with just ICEBP as well as the weird sequence 'f3 64 f1' which doesn't make sense to me either. Regardless, neither of these cause any guru meditation on my Windows 10 VM (on an Intel Skylake CPU). So there must be something more to it.

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