VirtualBox

Ticket #17141: 2017-10-05.1183.txt

File 2017-10-05.1183.txt, 52.7 KB (added by plujon, 7 years ago)

VBoxSVC stack traces

Line 
11183 /usr/lib/virtualbox/VBoxSVC --auto-shutdown
21183
3[New LWP 1185]
4[New LWP 1186]
5[New LWP 1187]
6[New LWP 1188]
7[New LWP 1189]
8[New LWP 1190]
9[New LWP 1195]
10[New LWP 1196]
11[New LWP 1199]
12[New LWP 1200]
13[New LWP 1288]
14[New LWP 1291]
15[New LWP 1293]
16[New LWP 1303]
17[New LWP 1304]
18[New LWP 9754]
19[New LWP 9755]
20[New LWP 9757]
21[New LWP 10392]
22[New LWP 11034]
23[New LWP 11035]
24[New LWP 11036]
25[New LWP 11037]
26[New LWP 11038]
27[New LWP 11039]
28[New LWP 11040]
29[Thread debugging using libthread_db enabled]
30Using host libthread_db library "/usr/lib/libthread_db.so.1".
310x00007f7e96e96af3 in select () from /usr/lib/libc.so.6
32
33Thread 27 (Thread 0x7f7e6f8f7700 (LWP 11040)):
34#0 0x00007f7e982be756 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
35#1 0x00007f7e979d48b9 in pt_TimedWait (cv=cv@entry=0x563273213748, ml=0x563273213798, timeout=timeout@entry=309858151) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:267
36#2 0x00007f7e979d4d0c in VBoxNsprPR_WaitCondVar (cvar=0x563273213740, timeout=309858151) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:394
37#3 0x00007f7e979d4fa9 in VBoxNsprPR_Wait (mon=mon@entry=0x563273213790, timeout=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:571
38#4 0x00007f7e9142707f in nsAutoMonitor::Wait (interval=<optimized out>, this=<synthetic pointer>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsAutoLock.h:281
39#5 WaitTarget (aTarget=..., aTimeout=<optimized out>, aMsg=aMsg@entry=0x7f7e6f8f6578, aSelector=aSelector@entry=0x7f7e91425822 <WaitMessageSelector(void*, ipcTargetData*, ipcMessage const*)>, aArg=aArg@entry=0x7f7e6f8f6580) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/client/src/ipcdclient.cpp:491
40#6 0x00007f7e9142816a in IPC_WaitMessage (aSenderID=aSenderID@entry=4294967295, aTarget=..., aObserver=aObserver@entry=0x7f7e6f8f6728, aConsumer=aConsumer@entry=0x7f7e6f8f6720, aTimeout=aTimeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/client/src/ipcdclient.cpp:1142
41#7 0x00007f7e9142d8e7 in DConnectStub::CallMethod (this=0x7f7e74002050, aMethodIndex=<optimized out>, aInfo=0x7f7e843aca40, aParams=0x7f7e6f8f67e0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:2656
42#8 0x00007f7e979d0193 in PrepareAndDispatch (self=0x7f7e74002050, methodIndex=<optimized out>, args=<optimized out>, gpregs=0x7f7e6f8f68b0, fpregs=0x7f7e6f8f68e0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/reflect/xptcall/src/md/unix/xptcstubs_x86_64_linux.cpp:156
43#9 0x00007f7e979cf569 in SharedStub () from /usr/lib/virtualbox/VBoxXPCOM.so
44#10 0x0000563270ef788c in Machine::lockMachine (this=0x7f7e841a07e0, aSession=..., aLockType=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Main/src-server/MachineImpl.cpp:3339
45#11 0x000056327109aec4 in MachineWrap::LockMachine (this=0x7f7e841a07e0, aSession=<optimized out>, aLockType=1) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/out/linux.amd64/release/obj/VBoxAPIWrap/MachineWrap.cpp:6727
46#12 0x00007f7e979d04de in VBoxNsxpXPTC_InvokeByIndex (that=0x7f7e841a0850, methodIndex=163, paramCount=paramCount@entry=2, params=params@entry=0x7f7e8c035230) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/reflect/xptcall/src/md/unix/xptcinvoke_x86_64_linux.cpp:209
47#13 0x00007f7e9142f25e in ipcDConnectService::OnInvoke (this=<optimized out>, peer=<optimized out>, invoke=<optimized out>, opLen=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:4076
48#14 0x00007f7e9142fbb1 in ipcDConnectService::OnIncomingRequest (this=<optimized out>, peer=<optimized out>, op=<optimized out>, opLen=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:3706
49#15 0x00007f7e9142fcd2 in DConnectWorker::Run (this=0x7f7e8c01fb80) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:2979
50#16 0x00007f7e979c33bb in nsThread::Main (arg=0x7f7e8c00b630) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsThread.cpp:118
51#17 0x00007f7e979d38b2 in _pt_root (arg=0x7f7e6801e4d0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:224
52#18 _pt_iprt_root (Thread=<optimized out>, pvUser=0x7f7e6801e4d0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:272
53#19 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x7f7e6801e640, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
54#20 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x7f7e6801e640) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
55#21 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
56#22 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
57
58Thread 26 (Thread 0x7f7e6f978700 (LWP 11039)):
59#0 0x00007f7e982be38d in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
60#1 0x00007f7e979d4d69 in VBoxNsprPR_WaitCondVar (cvar=0x5632732140b0, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:392
61#2 0x00007f7e979d4fa9 in VBoxNsprPR_Wait (mon=0x563273214100, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:571
62#3 0x00007f7e9142fc4d in nsAutoMonitor::Wait (interval=4294967295, this=0x7f7e6f977dd0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsAutoLock.h:281
63#4 DConnectWorker::Run (this=0x7f7e8c01d3c0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:2956
64#5 0x00007f7e979c33bb in nsThread::Main (arg=0x7f7e8c01ac00) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsThread.cpp:118
65#6 0x00007f7e979d38b2 in _pt_root (arg=0x7f7e7c005680) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:224
66#7 _pt_iprt_root (Thread=<optimized out>, pvUser=0x7f7e7c005680) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:272
67#8 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x7f7e7c0057f0, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
68#9 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x7f7e7c0057f0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
69#10 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
70#11 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
71
72Thread 25 (Thread 0x7f7e6f9f9700 (LWP 11038)):
73#0 0x00007f7e982be38d in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
74#1 0x00007f7e979d4d69 in VBoxNsprPR_WaitCondVar (cvar=0x5632732140b0, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:392
75#2 0x00007f7e979d4fa9 in VBoxNsprPR_Wait (mon=0x563273214100, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:571
76#3 0x00007f7e9142fc4d in nsAutoMonitor::Wait (interval=4294967295, this=0x7f7e6f9f8dd0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsAutoLock.h:281
77#4 DConnectWorker::Run (this=0x7f7e8c01d9f0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:2956
78#5 0x00007f7e979c33bb in nsThread::Main (arg=0x7f7e8c0068f0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsThread.cpp:118
79#6 0x00007f7e979d38b2 in _pt_root (arg=0x7f7e7c004930) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:224
80#7 _pt_iprt_root (Thread=<optimized out>, pvUser=0x7f7e7c004930) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:272
81#8 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x7f7e7c004aa0, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
82#9 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x7f7e7c004aa0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
83#10 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
84#11 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
85
86Thread 24 (Thread 0x7f7e6fa7a700 (LWP 11037)):
87#0 0x00007f7e982be756 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
88#1 0x00007f7e97fd9456 in rtSemEventWait (fAutoResume=true, cMillies=500, hEventSem=0x7f7e70009670) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/linux/../posix/semevent-posix.cpp:465
89#2 RTSemEventWait (hEventSem=hEventSem@entry=0x7f7e70009670, cMillies=cMillies@entry=500) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/linux/../posix/semevent-posix.cpp:482
90#3 0x0000563270e3beb3 in ListenerRecord::dequeue (this=this@entry=0x7f7e70009540, aEvent=aEvent@entry=0x7f7e6fa79aa0, aTimeout=aTimeout@entry=500, aAlock=...) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Main/src-all/EventImpl.cpp:920
91#4 0x0000563270e3c09c in EventSource::getEvent (this=0x7f7e84328e50, aListener=..., aTimeout=500, aEvent=...) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Main/src-all/EventImpl.cpp:1204
92#5 0x000056327104ce0f in EventSourceWrap::GetEvent (this=0x7f7e84328e50, aListener=<optimized out>, aTimeout=500, aEvent=0x7f7e68026cf0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/out/linux.amd64/release/obj/VBoxAPIWrap/EventSourceWrap.cpp:314
93#6 0x00007f7e979d04de in VBoxNsxpXPTC_InvokeByIndex (that=0x7f7e84328ec0, methodIndex=8, paramCount=paramCount@entry=3, params=params@entry=0x7f7e68026cc0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/reflect/xptcall/src/md/unix/xptcinvoke_x86_64_linux.cpp:209
94#7 0x00007f7e9142f25e in ipcDConnectService::OnInvoke (this=<optimized out>, peer=<optimized out>, invoke=<optimized out>, opLen=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:4076
95#8 0x00007f7e9142fbb1 in ipcDConnectService::OnIncomingRequest (this=<optimized out>, peer=<optimized out>, op=<optimized out>, opLen=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:3706
96#9 0x00007f7e9142fcd2 in DConnectWorker::Run (this=0x7f7e8c01f6f0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:2979
97#10 0x00007f7e979c33bb in nsThread::Main (arg=0x7f7e8c011230) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsThread.cpp:118
98#11 0x00007f7e979d38b2 in _pt_root (arg=0x7f7e6801d780) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:224
99#12 _pt_iprt_root (Thread=<optimized out>, pvUser=0x7f7e6801d780) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:272
100#13 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x7f7e6801d8f0, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
101#14 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x7f7e6801d8f0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
102#15 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
103#16 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
104
105Thread 23 (Thread 0x7f7e6fafb700 (LWP 11036)):
106#0 0x00007f7e982be38d in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
107#1 0x00007f7e979d4d69 in VBoxNsprPR_WaitCondVar (cvar=0x5632732140b0, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:392
108#2 0x00007f7e979d4fa9 in VBoxNsprPR_Wait (mon=0x563273214100, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:571
109#3 0x00007f7e9142fc4d in nsAutoMonitor::Wait (interval=4294967295, this=0x7f7e6fafadd0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsAutoLock.h:281
110#4 DConnectWorker::Run (this=0x7f7e8c01f600) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:2956
111#5 0x00007f7e979c33bb in nsThread::Main (arg=0x7f7e8c00b670) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsThread.cpp:118
112#6 0x00007f7e979d38b2 in _pt_root (arg=0x7f7e6801cb00) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:224
113#7 _pt_iprt_root (Thread=<optimized out>, pvUser=0x7f7e6801cb00) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:272
114#8 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x7f7e6801cc10, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
115#9 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x7f7e6801cc10) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
116#10 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
117#11 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
118
119Thread 22 (Thread 0x7f7e6fb7c700 (LWP 11035)):
120#0 0x00007f7e982be38d in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
121#1 0x00007f7e979d4d69 in VBoxNsprPR_WaitCondVar (cvar=0x5632732140b0, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:392
122#2 0x00007f7e979d4fa9 in VBoxNsprPR_Wait (mon=0x563273214100, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:571
123#3 0x00007f7e9142fc4d in nsAutoMonitor::Wait (interval=4294967295, this=0x7f7e6fb7bdd0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsAutoLock.h:281
124#4 DConnectWorker::Run (this=0x7f7e8c01d9c0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:2956
125#5 0x00007f7e979c33bb in nsThread::Main (arg=0x7f7e8c01da50) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsThread.cpp:118
126#6 0x00007f7e979d38b2 in _pt_root (arg=0x7f7e6801bef0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:224
127#7 _pt_iprt_root (Thread=<optimized out>, pvUser=0x7f7e6801bef0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:272
128#8 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x7f7e6801c000, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
129#9 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x7f7e6801c000) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
130#10 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
131#11 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
132
133Thread 21 (Thread 0x7f7e6fe7d700 (LWP 11034)):
134#0 0x00007f7e982be38d in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
135#1 0x00007f7e979d4d69 in VBoxNsprPR_WaitCondVar (cvar=0x5632732140b0, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:392
136#2 0x00007f7e979d4fa9 in VBoxNsprPR_Wait (mon=0x563273214100, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:571
137#3 0x00007f7e9142fc4d in nsAutoMonitor::Wait (interval=4294967295, this=0x7f7e6fe7cdd0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsAutoLock.h:281
138#4 DConnectWorker::Run (this=0x7f7e8c016ff0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:2956
139#5 0x00007f7e979c33bb in nsThread::Main (arg=0x7f7e8c00a700) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsThread.cpp:118
140#6 0x00007f7e979d38b2 in _pt_root (arg=0x7f7e6801b4e0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:224
141#7 _pt_iprt_root (Thread=<optimized out>, pvUser=0x7f7e6801b4e0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:272
142#8 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x7f7e6801b5f0, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
143#9 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x7f7e6801b5f0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
144#10 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
145#11 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
146
147Thread 20 (Thread 0x7f7e6ffff700 (LWP 10392)):
148#0 0x00007f7e982be38d in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
149#1 0x00007f7e979d4d69 in VBoxNsprPR_WaitCondVar (cvar=0x5632732140b0, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:392
150#2 0x00007f7e979d4fa9 in VBoxNsprPR_Wait (mon=0x563273214100, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:571
151#3 0x00007f7e9142fc4d in nsAutoMonitor::Wait (interval=4294967295, this=0x7f7e6fffedd0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsAutoLock.h:281
152#4 DConnectWorker::Run (this=0x7f7e8c01d300) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:2956
153#5 0x00007f7e979c33bb in nsThread::Main (arg=0x7f7e8c01d420) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsThread.cpp:118
154#6 0x00007f7e979d38b2 in _pt_root (arg=0x7f7e68018b60) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:224
155#7 _pt_iprt_root (Thread=<optimized out>, pvUser=0x7f7e68018b60) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:272
156#8 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x7f7e68018c70, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
157#9 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x7f7e68018c70) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
158#10 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
159#11 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
160
161Thread 19 (Thread 0x7f7e880f4700 (LWP 9757)):
162#0 0x00007f7e982be38d in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
163#1 0x00007f7e979d4d69 in VBoxNsprPR_WaitCondVar (cvar=0x5632732140b0, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:392
164#2 0x00007f7e979d4fa9 in VBoxNsprPR_Wait (mon=0x563273214100, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:571
165#3 0x00007f7e9142fc4d in nsAutoMonitor::Wait (interval=4294967295, this=0x7f7e880f3dd0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsAutoLock.h:281
166#4 DConnectWorker::Run (this=0x7f7e8c014a60) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:2956
167#5 0x00007f7e979c33bb in nsThread::Main (arg=0x7f7e8c009e40) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsThread.cpp:118
168#6 0x00007f7e979d38b2 in _pt_root (arg=0x7f7e74081fb0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:224
169#7 _pt_iprt_root (Thread=<optimized out>, pvUser=0x7f7e74081fb0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:272
170#8 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x7f7e74082120, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
171#9 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x7f7e74082120) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
172#10 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
173#11 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
174
175Thread 18 (Thread 0x7f7e881f8700 (LWP 9755)):
176#0 0x00007f7e982be38d in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
177#1 0x00007f7e979d4d69 in VBoxNsprPR_WaitCondVar (cvar=0x5632732140b0, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:392
178#2 0x00007f7e979d4fa9 in VBoxNsprPR_Wait (mon=0x563273214100, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:571
179#3 0x00007f7e9142fc4d in nsAutoMonitor::Wait (interval=4294967295, this=0x7f7e881f7dd0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsAutoLock.h:281
180#4 DConnectWorker::Run (this=0x7f7e74015d90) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:2956
181#5 0x00007f7e979c33bb in nsThread::Main (arg=0x7f7e8c015590) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsThread.cpp:118
182#6 0x00007f7e979d38b2 in _pt_root (arg=0x7f7e740812b0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:224
183#7 _pt_iprt_root (Thread=<optimized out>, pvUser=0x7f7e740812b0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:272
184#8 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x7f7e740813c0, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
185#9 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x7f7e740813c0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
186#10 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
187#11 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
188
189Thread 17 (Thread 0x7f7e88279700 (LWP 9754)):
190#0 0x00007f7e982be38d in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
191#1 0x00007f7e979d4d69 in VBoxNsprPR_WaitCondVar (cvar=0x5632732140b0, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:392
192#2 0x00007f7e979d4fa9 in VBoxNsprPR_Wait (mon=0x563273214100, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:571
193#3 0x00007f7e9142fc4d in nsAutoMonitor::Wait (interval=4294967295, this=0x7f7e88278dd0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsAutoLock.h:281
194#4 DConnectWorker::Run (this=0x7f7e8c016c90) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:2956
195#5 0x00007f7e979c33bb in nsThread::Main (arg=0x7f7e8c015ba0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsThread.cpp:118
196#6 0x00007f7e979d38b2 in _pt_root (arg=0x7f7e7407c520) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:224
197#7 _pt_iprt_root (Thread=<optimized out>, pvUser=0x7f7e7407c520) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:272
198#8 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x7f7e7407c7d0, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
199#9 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x7f7e7407c7d0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
200#10 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
201#11 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
202
203Thread 16 (Thread 0x7f7e88175700 (LWP 1304)):
204#0 0x00007f7e982be38d in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
205#1 0x00007f7e979d4d69 in VBoxNsprPR_WaitCondVar (cvar=0x5632732140b0, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:392
206#2 0x00007f7e979d4fa9 in VBoxNsprPR_Wait (mon=0x563273214100, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:571
207#3 0x00007f7e9142fc4d in nsAutoMonitor::Wait (interval=4294967295, this=0x7f7e88174dd0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsAutoLock.h:281
208#4 DConnectWorker::Run (this=0x7f7e8c004630) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:2956
209#5 0x00007f7e979c33bb in nsThread::Main (arg=0x7f7e8c002d20) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsThread.cpp:118
210#6 0x00007f7e979d38b2 in _pt_root (arg=0x5632732339c0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:224
211#7 _pt_iprt_root (Thread=<optimized out>, pvUser=0x5632732339c0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:272
212#8 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x563273233b30, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
213#9 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x563273233b30) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
214#10 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
215#11 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
216
217Thread 15 (Thread 0x7f7e6fefe700 (LWP 1303)):
218#0 0x00007f7e982be38d in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
219#1 0x00007f7e979d4d69 in VBoxNsprPR_WaitCondVar (cvar=0x5632732140b0, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:392
220#2 0x00007f7e979d4fa9 in VBoxNsprPR_Wait (mon=0x563273214100, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:571
221#3 0x00007f7e9142fc4d in nsAutoMonitor::Wait (interval=4294967295, this=0x7f7e6fefddd0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsAutoLock.h:281
222#4 DConnectWorker::Run (this=0x7f7e8c001e70) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:2956
223#5 0x00007f7e979c33bb in nsThread::Main (arg=0x7f7e8c003500) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsThread.cpp:118
224#6 0x00007f7e979d38b2 in _pt_root (arg=0x563273232e00) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:224
225#7 _pt_iprt_root (Thread=<optimized out>, pvUser=0x563273232e00) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:272
226#8 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x563273232f70, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
227#9 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x563273232f70) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
228#10 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
229#11 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
230
231Thread 14 (Thread 0x7f7e883f8700 (LWP 1293)):
232#0 0x00007f7e982be756 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
233#1 0x00007f7e979d48b9 in pt_TimedWait (cv=cv@entry=0x563273213748, ml=0x563273213798, timeout=timeout@entry=309858151) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:267
234#2 0x00007f7e979d4d0c in VBoxNsprPR_WaitCondVar (cvar=0x563273213740, timeout=309858151) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:394
235#3 0x00007f7e979d4fa9 in VBoxNsprPR_Wait (mon=mon@entry=0x563273213790, timeout=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:571
236#4 0x00007f7e9142707f in nsAutoMonitor::Wait (interval=<optimized out>, this=<synthetic pointer>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsAutoLock.h:281
237#5 WaitTarget (aTarget=..., aTimeout=<optimized out>, aMsg=aMsg@entry=0x7f7e883f7748, aSelector=aSelector@entry=0x7f7e91425822 <WaitMessageSelector(void*, ipcTargetData*, ipcMessage const*)>, aArg=aArg@entry=0x7f7e883f7750) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/client/src/ipcdclient.cpp:491
238#6 0x00007f7e9142816a in IPC_WaitMessage (aSenderID=aSenderID@entry=4294967295, aTarget=..., aObserver=aObserver@entry=0x7f7e883f78f8, aConsumer=aConsumer@entry=0x7f7e883f78f0, aTimeout=aTimeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/client/src/ipcdclient.cpp:1142
239#7 0x00007f7e9142d8e7 in DConnectStub::CallMethod (this=0x7f7e8432f610, aMethodIndex=<optimized out>, aInfo=0x7f7e8431e678, aParams=0x7f7e883f79b0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:2656
240#8 0x00007f7e979d0193 in PrepareAndDispatch (self=0x7f7e8432f610, methodIndex=<optimized out>, args=<optimized out>, gpregs=0x7f7e883f7a80, fpregs=0x7f7e883f7ab0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/reflect/xptcall/src/md/unix/xptcstubs_x86_64_linux.cpp:156
241#9 0x00007f7e979cf569 in SharedStub () from /usr/lib/virtualbox/VBoxXPCOM.so
242#10 0x00007f7e979d04de in VBoxNsxpXPTC_InvokeByIndex (that=0x7f7e8432f610, methodIndex=17, paramCount=paramCount@entry=5, params=params@entry=0x7f7e8c010340) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/reflect/xptcall/src/md/unix/xptcinvoke_x86_64_linux.cpp:209
243#11 0x00007f7e9142f25e in ipcDConnectService::OnInvoke (this=<optimized out>, peer=<optimized out>, invoke=<optimized out>, opLen=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:4076
244#12 0x00007f7e9142fbb1 in ipcDConnectService::OnIncomingRequest (this=<optimized out>, peer=<optimized out>, op=<optimized out>, opLen=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:3706
245#13 0x00007f7e9142fcd2 in DConnectWorker::Run (this=0x7f7e74005730) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:2979
246#14 0x00007f7e979c33bb in nsThread::Main (arg=0x7f7e74005760) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsThread.cpp:118
247#15 0x00007f7e979d38b2 in _pt_root (arg=0x7f7e74005850) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:224
248#16 _pt_iprt_root (Thread=<optimized out>, pvUser=0x7f7e74005850) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:272
249#17 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x7f7e74005960, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
250#18 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x7f7e74005960) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
251#19 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
252#20 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
253
254Thread 13 (Thread 0x7f7e88479700 (LWP 1291)):
255#0 0x00007f7e982be38d in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
256#1 0x00007f7e979d4d69 in VBoxNsprPR_WaitCondVar (cvar=0x5632732140b0, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:392
257#2 0x00007f7e979d4fa9 in VBoxNsprPR_Wait (mon=0x563273214100, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:571
258#3 0x00007f7e9142fc4d in nsAutoMonitor::Wait (interval=4294967295, this=0x7f7e88478dd0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsAutoLock.h:281
259#4 DConnectWorker::Run (this=0x7f7e8c001230) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:2956
260#5 0x00007f7e979c33bb in nsThread::Main (arg=0x7f7e8c0018f0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsThread.cpp:118
261#6 0x00007f7e979d38b2 in _pt_root (arg=0x56327322a6a0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:224
262#7 _pt_iprt_root (Thread=<optimized out>, pvUser=0x56327322a6a0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:272
263#8 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x56327322f070, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
264#9 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x56327322f070) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
265#10 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
266#11 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
267
268Thread 12 (Thread 0x7f7e884fa700 (LWP 1288)):
269#0 0x00007f7e982be38d in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
270#1 0x00007f7e979d4d69 in VBoxNsprPR_WaitCondVar (cvar=0x5632732140b0, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:392
271#2 0x00007f7e979d4fa9 in VBoxNsprPR_Wait (mon=0x563273214100, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:571
272#3 0x00007f7e9142fc4d in nsAutoMonitor::Wait (interval=4294967295, this=0x7f7e884f9dd0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsAutoLock.h:281
273#4 DConnectWorker::Run (this=0x7f7e8c001060) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:2956
274#5 0x00007f7e979c33bb in nsThread::Main (arg=0x7f7e8c001760) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsThread.cpp:118
275#6 0x00007f7e979d38b2 in _pt_root (arg=0x56327322e690) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:224
276#7 _pt_iprt_root (Thread=<optimized out>, pvUser=0x56327322e690) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:272
277#8 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x56327322d560, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
278#9 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x56327322d560) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
279#10 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
280#11 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
281
282Thread 11 (Thread 0x7f7e8857b700 (LWP 1200)):
283#0 0x00007f7e982be38d in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
284#1 0x00007f7e97fd9671 in rtSemEventWait (fAutoResume=false, cMillies=4294967295, hEventSem=0x7f7e7c000d00) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/linux/../posix/semevent-posix.cpp:369
285#2 RTSemEventWaitNoResume (hEventSem=0x7f7e7c000d00, cMillies=cMillies@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/linux/../posix/semevent-posix.cpp:490
286#3 0x00005632711534a4 in com::EventQueue::processEventQueue (this=this@entry=0x7f7e7c000c20, cMsTimeout=cMsTimeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Main/glue/EventQueue.cpp:103
287#4 0x0000563270fa34fb in VirtualBox::AsyncEventHandler (thread=0x7f7e842fe110, pvUser=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Main/src-server/VirtualBoxImpl.cpp:4921
288#5 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x7f7e842fe110, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
289#6 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x7f7e842fe110) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
290#7 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
291#8 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
292
293Thread 10 (Thread 0x7f7e885fc700 (LWP 1199)):
294#0 0x00007f7e982be756 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
295#1 0x00007f7e97fd9456 in rtSemEventWait (fAutoResume=true, cMillies=500, hEventSem=0x7f7e842f9850) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/linux/../posix/semevent-posix.cpp:465
296#2 RTSemEventWait (hEventSem=0x7f7e842f9850, cMillies=500) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/linux/../posix/semevent-posix.cpp:482
297#3 0x0000563270ea52cd in VirtualBox::ClientWatcher::worker (hThreadSelf=<optimized out>, pvUser=0x7f7e842c46d0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Main/src-server/ClientWatcher.cpp:974
298#4 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x7f7e842fd810, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
299#5 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x7f7e842fd810) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
300#6 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
301#7 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
302
303Thread 9 (Thread 0x7f7e8a4bb700 (LWP 1196)):
304#0 0x00007f7e96e94cbb in poll () from /usr/lib/libc.so.6
305#1 0x00007f7e8af341f1 in ?? () from /usr/lib/libdbus-1.so.3
306#2 0x00007f7e8af32e5d in ?? () from /usr/lib/libdbus-1.so.3
307#3 0x00007f7e8af1b52e in ?? () from /usr/lib/libdbus-1.so.3
308#4 0x00007f7e8af1db12 in ?? () from /usr/lib/libdbus-1.so.3
309#5 0x000056327104049d in HostPowerServiceLinux::powerChangeNotificationThread (hThreadSelf=<optimized out>, pInstance=0x7f7e84017080) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Main/src-server/linux/HostPowerLinux.cpp:109
310#6 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x7f7e84020c50, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
311#7 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x7f7e84020c50) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
312#8 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
313#9 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
314
315Thread 8 (Thread 0x7f7e994ac700 (LWP 1195)):
316#0 0x00007f7e96e94cbb in poll () from /usr/lib/libc.so.6
317#1 0x00005632710400a2 in HostDnsServiceLinux::monitorWorker (this=0x7f7e84013700) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Main/src-server/linux/HostDnsServiceLinux.cpp:138
318#2 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x7f7e84016530, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
319#3 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x7f7e84016530) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
320#4 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
321#5 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
322
323Thread 7 (Thread 0x7f7e8b2d5700 (LWP 1190)):
324#0 0x00007f7e96e94cbb in poll () from /usr/lib/libc.so.6
325#1 0x000056327103d401 in hotplugInotifyImpl::Wait (this=0x7f7e8400e700, aMillies=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Main/src-server/linux/HostHardwareLinux.cpp:1204
326#2 0x0000563271041a34 in VBoxMainHotplugWaiter::Wait (cMillies=<optimized out>, this=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Main/include/HostHardwareLinux.h:157
327#3 USBProxyBackendLinux::waitSysfs (this=<optimized out>, aMillies=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Main/src-server/linux/USBProxyBackendLinux.cpp:350
328#4 0x00005632710276eb in USBProxyBackend::serviceThread (pvUser=0x7f7e8400e2e0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Main/src-server/USBProxyBackend.cpp:354
329#5 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x7f7e8400fe90, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
330#6 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x7f7e8400fe90) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
331#7 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
332#8 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
333
334Thread 6 (Thread 0x7f7e8b356700 (LWP 1189)):
335#0 0x00007f7e982be756 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
336#1 0x00007f7e97fd9456 in rtSemEventWait (fAutoResume=true, cMillies=999, hEventSem=0x7f7e8400e030) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/linux/../posix/semevent-posix.cpp:465
337#2 RTSemEventWait (hEventSem=0x7f7e8400e030, cMillies=999) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/linux/../posix/semevent-posix.cpp:482
338#3 0x00007f7e97f9fa13 in rtTimerLRThread (hThreadSelf=<optimized out>, pvUser=0x7f7e8400e9c0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/generic/timerlr-generic.cpp:340
339#4 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x7f7e8400ac80, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
340#5 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x7f7e8400ac80) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
341#6 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
342#7 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
343
344Thread 5 (Thread 0x7f7e8b3d7700 (LWP 1188)):
345#0 0x00007f7e982be38d in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
346#1 0x00007f7e97fd9671 in rtSemEventWait (fAutoResume=false, cMillies=2214654624, hEventSem=0x7f7e8400f270) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/linux/../posix/semevent-posix.cpp:369
347#2 RTSemEventWaitNoResume (hEventSem=0x7f7e8400f270, cMillies=cMillies@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/linux/../posix/semevent-posix.cpp:490
348#3 0x0000563271035e6b in pm::CollectorGuestQueue::pop (this=this@entry=0x7f7e8400e5e8) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Main/src-server/Performance.cpp:178
349#4 0x0000563271035f16 in pm::CollectorGuestManager::requestProcessingThread (pvUser=0x7f7e8400e5c0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Main/src-server/Performance.cpp:548
350#5 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x7f7e8401ba10, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
351#6 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x7f7e8401ba10) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
352#7 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
353#8 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
354
355Thread 4 (Thread 0x7f7e8b458700 (LWP 1187)):
356#0 0x00007f7e982be38d in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
357#1 0x00007f7e97fd9301 in rtSemEventWait (fAutoResume=true, cMillies=4294967295, hEventSem=0x56327322b300) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/linux/../posix/semevent-posix.cpp:369
358#2 RTSemEventWait (hEventSem=0x56327322b300, cMillies=cMillies@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/linux/../posix/semevent-posix.cpp:482
359#3 0x00007f7e97f9f92e in rtTimerLRThread (hThreadSelf=<optimized out>, pvUser=0x56327322eda0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/generic/timerlr-generic.cpp:283
360#4 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x56327322bc50, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
361#5 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x56327322bc50) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
362#6 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
363#7 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
364
365Thread 3 (Thread 0x7f7e90aa1700 (LWP 1186)):
366#0 0x00007f7e982be38d in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
367#1 0x00007f7e979d4d69 in VBoxNsprPR_WaitCondVar (cvar=0x5632732140b0, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:392
368#2 0x00007f7e979d4fa9 in VBoxNsprPR_Wait (mon=0x563273214100, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptsynch.c:571
369#3 0x00007f7e9142fc4d in nsAutoMonitor::Wait (interval=4294967295, this=0x7f7e90aa0dd0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsAutoLock.h:281
370#4 DConnectWorker::Run (this=0x5632732135f0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/extensions/dconnect/src/ipcDConnectService.cpp:2956
371#5 0x00007f7e979c33bb in nsThread::Main (arg=0x5632732142f0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/xpcom/threads/nsThread.cpp:118
372#6 0x00007f7e979d38b2 in _pt_root (arg=0x5632732143e0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:224
373#7 _pt_iprt_root (Thread=<optimized out>, pvUser=0x5632732143e0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:272
374#8 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x563273214550, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
375#9 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x563273214550) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
376#10 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
377#11 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
378
379Thread 2 (Thread 0x7f7e90ba1700 (LWP 1185)):
380#0 0x00007f7e96e94cbb in poll () from /usr/lib/libc.so.6
381#1 0x00007f7e979d703f in _pr_poll_with_poll (pds=pds@entry=0x5632732124c8, npds=npds@entry=2, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptio.c:3906
382#2 0x00007f7e979d8c96 in VBoxNsprPR_Poll (pds=pds@entry=0x5632732124c8, npds=npds@entry=2, timeout=timeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptio.c:4308
383#3 0x00007f7e914325f4 in ConnThread (arg=0x5632732124c0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/ipc/ipcd/client/src/ipcConnectionUnix.cpp:342
384#4 0x00007f7e979d38b2 in _pt_root (arg=0x5632732127d0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:224
385#5 _pt_iprt_root (Thread=<optimized out>, pvUser=0x5632732127d0) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/libs/xpcom18a4/nsprpub/pr/src/pthreads/ptthread.c:272
386#6 0x00007f7e97f4bf8c in rtThreadMain (pThread=0x563273212940, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/common/misc/thread.cpp:717
387#7 0x00007f7e97fd65bb in rtThreadNativeMain (pvArgs=0x563273212940) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Runtime/r3/posix/thread-posix.cpp:327
388#8 0x00007f7e982b808a in start_thread () from /usr/lib/libpthread.so.0
389#9 0x00007f7e96e9f1bf in clone () from /usr/lib/libc.so.6
390
391Thread 1 (Thread 0x7f7e99469bc0 (LWP 1183)):
392#0 0x00007f7e96e96af3 in select () from /usr/lib/libc.so.6
393#1 0x0000563271152a86 in com::waitForEventsOnXPCOM (pQueue=<optimized out>, cMsTimeout=cMsTimeout@entry=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Main/glue/NativeEventQueue.cpp:348
394#2 0x0000563271152fbc in com::NativeEventQueue::processEventQueue (this=0x56327322bc20, cMsTimeout=4294967295) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Main/glue/NativeEventQueue.cpp:524
395#3 0x0000563270e29c08 in main (argc=<optimized out>, argv=<optimized out>) at /usr/local/src/virtualbox/trunk/src/VirtualBox-5.1.28/src/VBox/Main/src-server/xpcom/server.cpp:917

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