malloc(9): Reject malloc(M_NEVERFREED)
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Authored by bnovkov on Jul 31 2024, 6:18 PM.

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kib

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rG06134ea2f38c: malloc(9): Check for M_NEVERFREED

Summary

The recently introduced M_NEVERFREED flag is not meant to be used for regular malloc requests.
Enforce this by checking for M_NEVERFREED in malloc_dbg.

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bnovkov created this revision.Jul 31 2024, 6:18 PM

Herald added subscribers: olce, imp. · View Herald TranscriptJul 31 2024, 6:18 PM

bnovkov requested review of this revision.Jul 31 2024, 6:18 PM

kib accepted this revision.Aug 1 2024, 1:07 AM

This revision is now accepted and ready to land.Aug 1 2024, 1:07 AM

alc accepted this revision.Aug 1 2024, 6:31 AM

markj accepted this revision.Aug 1 2024, 12:40 PM

Closed by commit rG06134ea2f38c: malloc(9): Check for M_NEVERFREED (authored by bnovkov). · Explain WhyAug 5 2024, 4:46 PM

This revision was automatically updated to reflect the committed changes.

bnovkov added a commit: rG06134ea2f38c: malloc(9): Check for M_NEVERFREED.

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sys/

kern/

kern_malloc.c

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malloc(9): Reject malloc(M_NEVERFREED)ClosedPublicActions