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16d43e5602
Add a regression test for a scenario where a shadow vm object is shared by multiple mappings. If a page COW occurs through one of the mappings, then the virtual-to-physical mapping may become invalidated. This tests the scenario from CVE-2021-29626 which was fixed by982693bb72. Reviewed by: markj Sponsored by: Dell EMC Isilon (cherry picked from commit13d4f96130)
12 lines
174 B
Makefile
12 lines
174 B
Makefile
# $FreeBSD$
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PACKAGE= tests
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TESTSDIR= ${TESTSBASE}/sys/vm
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ATF_TESTS_C+= mlock_test \
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mmap_test \
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page_fault_signal \
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shared_shadow_inval_test
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.include <bsd.test.mk>
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