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| author | Elliott Hughes <enh@google.com> | 2014-05-30 11:15:32 -0700 |
|---|---|---|
| committer | Elliott Hughes <enh@google.com> | 2014-05-30 11:15:32 -0700 |
| commit | ee9d5bdd950bb05549bddc614c3c5ce9d10a5b08 (patch) | |
| tree | f11f90b3aaaa814368ad07bcf94c9645256eb09f | |
| parent | 1672b0563693eaaf92db4f304308d456a6102e64 (diff) | |
| download | bionic-ee9d5bdd950bb05549bddc614c3c5ce9d10a5b08.zip bionic-ee9d5bdd950bb05549bddc614c3c5ce9d10a5b08.tar.gz bionic-ee9d5bdd950bb05549bddc614c3c5ce9d10a5b08.tar.bz2 | |
x86: stop unwinding past __bionic_clone.
The apparent "previous" frame is on another thread's stack.
Bug: 14270816
Bug: 15195760
Change-Id: I884f370e116203c5fa3b05a75fb8f356537261c4
| -rw-r--r-- | libc/arch-x86/bionic/__bionic_clone.S | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libc/arch-x86/bionic/__bionic_clone.S b/libc/arch-x86/bionic/__bionic_clone.S index af6ef19..7c972de 100644 --- a/libc/arch-x86/bionic/__bionic_clone.S +++ b/libc/arch-x86/bionic/__bionic_clone.S @@ -38,6 +38,8 @@ ENTRY(__bionic_clone) jmp .L_bc_return .L_bc_child: + # We don't want anyone to unwind past this point. + .cfi_undefined %eip call __bionic_clone_entry hlt |