[WIP] Mimalloc Integration - #212

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elazaro-riverside wants to merge 58 commits into

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mimalloc_integration

Commits on Aug 28, 2026

Starting mimalloc integration with libresolve. This commit contains modifications to the Dockerfile and cargo files to ensure mimalloc source is correctly linked with libresolve.

Ethan Lazaro
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Ethan Lazaro
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1080e51
Dockerfile: Removed mimalloc build from dockerfile.

Ethan Lazaro
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d832fb6
WIP: Moved mimalloc build into CMake workflow. I will make sure to document workflow and after CI run.

Ethan Lazaro
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afdb2ce
CMakeLists.txt: Fixed CMake file to correctly pass path to static mimalloc archive to cargo so that downstream tests pass.

Ethan Lazaro
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d536af5
remediate.rs: Fixed test but we need to test this on a small file to see if it works correctly.

Ethan Lazaro
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346a4d8
shadowobjs.rs: Cleaned up some comments.

Ethan Lazaro
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7c8081f
mimalloc_shadow.c: Modified shim to lookup bounds of mimalloc allocation.

Ethan Lazaro
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84cc0eb
WIP: Testing bounds-checking with mimalloc.

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9f36290
remediate.rs: This will not pass CI tests, this is just so that I can compare the mimalloc approach to strict shadow object bounds approach.

Ethan Lazaro
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8091093
remediate.rs: Adding wrapper for getline function. Testing with challenge problem.

Ethan Lazaro
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e50c2a6
remediate.rs: Fixing Rust errors.

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62148ec
remediate.rs: Removed the plus one and using resolve wrapped malloc and realloc.

Ethan Lazaro
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12557f0
remediate.rs: Added resolve wrapper for getdelim function.

Ethan Lazaro
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1835171
remediate.rs: WIP debugging foreign allocation that occurs in dependency. Added debugging statement and logic to use libc free if the allocation is not from mimalloc.

Ethan Lazaro
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dcf0548
remediate.rs: Make sure all logging is commented out for poller testing.

Ethan Lazaro
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2f05270
remediate.rs: Comment out all logging.

Ethan Lazaro
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835c860
remediate.rs: Restored commit 48dbed5 for testing.

Ethan Lazaro
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cf470f2
remediate.rs: Fixing remediate.rs since I lost some of the commits to git stash.

Ethan Lazaro
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765399f
remediate.rs: Fixing issues in compilation.

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60c5d46
mimalloc_shadow.c: Switching to mi_is_in_heap to better handle arbitrary pointers.

Ethan Lazaro
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c34cda5
WIP: Testing if the unknown pointer comes from C++ new/delete allocator.

Ethan Lazaro
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55a8482
WIP: Fixing compilation issues. Testing if allocation comes from C++ new/delete.

Ethan Lazaro
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530bfc1
remediate.rs: Debugging __resolve_free.

Ethan Lazaro
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432fbd8
WIP: Modified Cargo.toml to have cargo build with nightly and added __resolve_apsrintf to shim for testing.

Ethan Lazaro
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6e46373
remediate.rs: WIP testing if __resolve_asprintf symbol shows up in libresolve.

Ethan Lazaro
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c91caef
remediate.rs: WIP trying to get libresolve to resolve the __resolve_asprintf symbol.

Ethan Lazaro
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b2c2ebb
WIP: try adding no_mangle to mimalloc symbols to have libresolve export symbols.

Ethan Lazaro
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eb1b1ed
WIP: Trying to debug why the __resolve_asprintf symbol is not being resolved correctly.

Ethan Lazaro
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679d32d
remediate.rs: WIP debugging __resolve_asprintf symbol export.

Ethan Lazaro
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4b217e7
WIP: debugging __resolve_asprintf symbol visibility and resolution.

Ethan Lazaro
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0ac13d7
Fixing compilation issues. Ready to test __resolve_asprintf symbol resolution.

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597823a
WIP: Debugging ABI mismatch issues.

Ethan Lazaro
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1cf352d
mimalloc_shadow.c: Removed the plus one from len argument in __resolve_malloc.

Ethan Lazaro
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a53d664
remediate.rs: Adding resolve wrappers for posx_memalign, reallocarray, aligned_alloc.

Ethan Lazaro
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5d61f0f
remediate.rs: Testing without +1 padding.

Ethan Lazaro
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8265795
mimalloc_shadow.c: Testing __resolve_malloc call in __vasprintf

Ethan Lazaro
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fb1840e
mimalloc_shadow.c: Modified mi_is_heap_owned fn to return a boolean if the pointer is owned by a mimalloc allocation.

Ethan Lazaro
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aab57b2
mimalloc_shadow.c: Adding +1 back to __resolve_malloc call.

Ethan Lazaro
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32f5bc8
remediate.rs: WIP checking the ptr and return address that is passed to __resolve_free.

Ethan Lazaro
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a4d411a
shadowobjs.rs: Fixing compilation issue.

Ethan Lazaro
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9ef80ea
CMakeLists.txt: Fixing CMakeList file to correctly pass archive path to Cargo.

Ethan Lazaro
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d724b3e
remediate.rs: Try using the mi_is_in_heap_region function to check if the pointer is within a mimalloc-owned mem region.

Ethan Lazaro
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f368462
remediate.rs: Removed mi_is_heap_owned condition and modified C shim to return null pointers for pointers that are not allocated by mimalloc.

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69e20c8
remediate.rs: Adding debugger function to check if the pointer passed in image-histogram is an interior pointer.

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ea8b508
remediate.rs: Adding logging to the C shim to determine where the pointer originates from.

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688145f
remediate.rs: Reverting back to an earlier commit.

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ac9ed17
remediate.rs: Adding logging to help with debugging.

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09bd459
remediate.rs: Fixing compilation issue.

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75e7444
remediate.rs: Removed logging from C shim and checking if the weird pointer is within the region of mimalloc.

Ethan Lazaro
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f6f9420
mimalloc_shadow.c: WIP updating C shim to use mi_usable_size to get the correct allocation size.

Ethan Lazaro
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526d9bb
Updating name of C shim source file to mi_shim.c

Ethan Lazaro
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7290633
remediate.rs: Fixing some issues with rebasing. Updating mimalloc_integration to include Ryan's changes.

Ethan Lazaro
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09c1bdd
remediate.rs: Adding From trait for AllocBounds type, removed some commented code from runtime functions, and adding info!() to debug allocation bounds returned from mimalloc.

Ethan Lazaro
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fc91e82
remediate.rs: Removed comment from __resolve_malloc wrapper.

Ethan Lazaro
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0ecd2de
remediate.rs: Adding some safety comments to unsafe blocks.

Ethan Lazaro
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b279a95
WIP: Pushing updates for mimalloc integration.

Ethan Lazaro
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3345c24
InstrumentAllocators.cpp: Updating type variable names.

Ethan Lazaro
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91089e7
Formatting rust files.

Ethan Lazaro
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6479ed5