tree c8d2c70dd7a4ac0503148c7a052078c9c9645a79
parent a5996120c6cf50aaaa9f137945ae07176f37b612
author Evgeniy Stepanov <eugeni.stepanov@gmail.com> 1568922777 +0000
committer Evgeniy Stepanov <eugeni.stepanov@gmail.com> 1568922777 +0000

[lsan] Fix deadlock in dl_iterate_phdr.

Summary:
Do not grab the allocator lock before calling dl_iterate_phdr. This may
cause a lock order inversion with (valid) user code that uses malloc
inside a dl_iterate_phdr callback.

Reviewers: vitalybuka, hctim

Subscribers: jfb, #sanitizers, llvm-commits

Tags: #sanitizers, #llvm

Differential Revision: https://reviews.llvm.org/D67738

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@372348 91177308-0d34-0410-b5e6-96231b3b80d8