#00 pc 000000000004c35c  libc.so (syscall+28)
  #01 pc 0000000000353010  libart.so (art::ConditionVariable::WaitHoldingLocks(art::Thread*)+148)
  #02 pc 000000000031d7dc  libart.so (art::Monitor::Wait(art::Thread*, long, int, bool, art::ThreadState)+1228)
  #03 pc 000000000031ce90  libart.so (art::Monitor::Wait(art::Thread*, art::ObjPtr<art::mirror::Object>, long, int, bool, art::ThreadState)+524)
  #04 pc 00000000000ab35c  boot.oat (art_jni_trampoline+108)
  #05 pc 00000000000cc278  boot.oat (java.lang.ref.ReferenceQueue.remove+360)
  #06 pc 00000000000cc0ec  boot.oat (java.lang.ref.ReferenceQueue.remove+44)
  #07 pc 000000000020a0a0  libart.so (nterp_helper+4016)
  #08 pc 0000000000404264  base.apk!classes2.dex
  #09 pc 000000000037b75c  boot.oat (java.util.concurrent.ThreadPoolExecutor.runWorker+988)
  #10 pc 0000000000374f84  boot.oat (java.util.concurrent.ThreadPoolExecutor$Worker.run+68)
  #11 pc 000000000020aec4  libart.so (nterp_helper+7636)
  #12 pc 00000000000f2a24  base.apk!classes4.dex
  #13 pc 00000000001bf0bc  boot.oat (java.lang.Thread.run+76)
  #14 pc 0000000000293564  libart.so (art_quick_invoke_stub+548)
  #15 pc 00000000002c6558  libart.so (art::ArtMethod::Invoke(art::Thread*, unsigned int*, unsigned int, art::JValue*, char const*)+156)
  #16 pc 0000000000367ea8  libart.so (art::JValue art::InvokeVirtualOrInterfaceWithJValues<art::ArtMethod*>(art::ScopedObjectAccessAlreadyRunnable const&, _jobject*, art::ArtMethod*, jvalue const*)+380)
  #17 pc 00000000003e9b6c  libart.so (art::Thread::CreateCallback(void*)+1004)
  #18 pc 00000000000b1920  libc.so (__pthread_start(void*)+264)
  #19 pc 00000000000513f0  libc.so (__start_thread+64)