Philipp Oppermann b532c052ad Double Faults: A missing handler leads to a #GP exception (not a #NP) ...

A IDT entry that is zero is not valid (e.g. the must-be-one bits are not set). For this reason, a general protection fault occurs instead of a segment-not-present fault.

See https://github.com/phil-opp/blog_os/issues/449#issuecomment-558906316 for more information.

2020-02-19 10:58:55 +01:00

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Double Faults: A missing handler leads to a #GP exception (not a #NP)

2020-02-19 10:58:55 +01:00

qemu-catch-double-fault.png

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2019-04-27 13:40:15 +02:00

qemu-double-fault-on-stack-overflow.png

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2019-04-27 13:40:15 +02:00