Merge #580

580: Fix UB in destroy_array test r=jeehoonkang a=taiki-e Reportrd by Miri in #578 ([log](https://github.com/crossbeam-rs/crossbeam/runs/1232029543?check_suite_focus=true)) https://github.com/crossbeam-rs/crossbeam/blob/e08b21cc086fc42af0e9927a68bc3120bee87af5/crossbeam-epoch/src/collector.rs#L378-L388 `ptr` is a pointer to `Vec<i32>`, but deallocated as `Vec<u8>`. Co-authored-by: Taiki Endo <[email protected]>
crossbeam-rs · Oct 9, 2020 · 5ea6e70 · 5ea6e70
2 parents e08b21c + b363b3d
commit 5ea6e70
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/crossbeam-epoch/src/collector.rs b/crossbeam-epoch/src/collector.rs
@@ -383,7 +383,7 @@ mod tests {
             let ptr = v.as_mut_ptr() as usize;
             let len = v.len();
             guard.defer_unchecked(move || {
-                drop(Vec::from_raw_parts(ptr as *const u8 as *mut u8, len, len));
+                drop(Vec::from_raw_parts(ptr as *const i32 as *mut i32, len, len));
                 DESTROYS.fetch_add(len, Ordering::Relaxed);
             });
             guard.flush();