Thread 27 (Thread 0x7fd4f41b7700 (LWP 19607)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007fd524ddd11d in rfbClientConnectionGone () from /usr/lib/x86_64-linux-gnu/libvncserver.so.1 #2 0x00007fd524ddc65a in rfbShutdownServer () from /usr/lib/x86_64-linux-gnu/libvncserver.so.1 #3 0x00007fd52503315a in ?? () from /usr/lib/virtualbox/ExtensionPacks/VNC/linux.amd64/VBoxVNC.so #4 0x00007fd525ffc34f in ?? () from /usr/lib/virtualbox/components/VBoxC.so #5 0x00007fd525fc3009 in ?? () from /usr/lib/virtualbox/components/VBoxC.so #6 0x00007fd525fc3bb6 in ?? () from /usr/lib/virtualbox/components/VBoxC.so #7 0x00007fd525f9b3aa in ?? () from /usr/lib/virtualbox/components/VBoxC.so #8 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #9 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #10 0x00007fd530f4d494 in start_thread (arg=0x7fd4f41b7700) at pthread_create.c:333 #11 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 26 (Thread 0x7fd525338700 (LWP 19595)): #0 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225 #1 0x00007fd5306a4361 in ?? () from /usr/lib/virtualbox/VBoxRT.so #2 0x00007fd50489f057 in ?? () from /usr/lib/virtualbox/VBoxDD.so #3 0x00007fd526ac2bd2 in ?? () from /usr/lib/virtualbox/components/VBoxVMM.so #4 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #5 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #6 0x00007fd530f4d494 in start_thread (arg=0x7fd525338700) at pthread_create.c:333 #7 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 25 (Thread 0x7fd4f65b9700 (LWP 19589)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007fd524ddd11d in rfbClientConnectionGone () from /usr/lib/x86_64-linux-gnu/libvncserver.so.1 #2 0x00007fd524ddb5b7 in ?? () from /usr/lib/x86_64-linux-gnu/libvncserver.so.1 #3 0x00007fd530f4d494 in start_thread (arg=0x7fd4f65b9700) at pthread_create.c:333 #4 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 24 (Thread 0x7fd5287c8700 (LWP 19586)): #0 0x00007fd530a843c3 in select () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007fd524ddbda2 in ?? () from /usr/lib/x86_64-linux-gnu/libvncserver.so.1 #2 0x00007fd530f4d494 in start_thread (arg=0x7fd5287c8700) at pthread_create.c:333 #3 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 23 (Thread 0x7fd4f683a700 (LWP 19585)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007fd5306a3ce0 in RTSemEventWait () from /usr/lib/virtualbox/VBoxRT.so #2 0x00007fd504816546 in ?? () from /usr/lib/virtualbox/VBoxDD.so #3 0x00007fd5048a3df0 in ?? () from /usr/lib/virtualbox/VBoxDD.so #4 0x00007fd50489f47e in ?? () from /usr/lib/virtualbox/VBoxDD.so #5 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #6 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #7 0x00007fd530f4d494 in start_thread (arg=0x7fd4f683a700) at pthread_create.c:333 #8 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 22 (Thread 0x7fd4f68bb700 (LWP 19584)): #0 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225 #1 0x00007fd5306a3c1e in RTSemEventWait () from /usr/lib/virtualbox/VBoxRT.so #2 0x00007fd50486fda5 in ?? () from /usr/lib/virtualbox/VBoxDD.so #3 0x00007fd5048709a1 in ?? () from /usr/lib/virtualbox/VBoxDD.so #4 0x00007fd526ac2bd2 in ?? () from /usr/lib/virtualbox/components/VBoxVMM.so #5 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #6 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #7 0x00007fd530f4d494 in start_thread (arg=0x7fd4f68bb700) at pthread_create.c:333 #8 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 21 (Thread 0x7fd4f693c700 (LWP 19583)): #0 0x00007fd530a83dd7 in ioctl () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007fd5306ad6fd in ?? () from /usr/lib/virtualbox/VBoxRT.so #2 0x00007fd5306aadda in SUPSemEventWaitNoResume () from /usr/lib/virtualbox/VBoxRT.so #3 0x00007fd50486bbc6 in ?? () from /usr/lib/virtualbox/VBoxDD.so #4 0x00007fd526ac2bd2 in ?? () from /usr/lib/virtualbox/components/VBoxVMM.so #5 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #6 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #7 0x00007fd530f4d494 in start_thread (arg=0x7fd4f693c700) at pthread_create.c:333 #8 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 20 (Thread 0x7fd4f69bd700 (LWP 19582)): #0 0x00007fd530a83dd7 in ioctl () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007fd5306ad6fd in ?? () from /usr/lib/virtualbox/VBoxRT.so #2 0x00007fd5306a6c2d in SUPR3CallVMMR0Ex () from /usr/lib/virtualbox/VBoxRT.so #3 0x00007fd50486dd0e in ?? () from /usr/lib/virtualbox/VBoxDD.so #4 0x00007fd50486e674 in ?? () from /usr/lib/virtualbox/VBoxDD.so #5 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #6 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #7 0x00007fd530f4d494 in start_thread (arg=0x7fd4f69bd700) at pthread_create.c:333 #8 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 19 (Thread 0x7fd4f6a5e700 (LWP 19581)): #0 0x00007fd530a83dd7 in ioctl () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007fd5306ad6fd in ?? () from /usr/lib/virtualbox/VBoxRT.so #2 0x00007fd5306aadda in SUPSemEventWaitNoResume () from /usr/lib/virtualbox/VBoxRT.so #3 0x00007fd50483acb6 in ?? () from /usr/lib/virtualbox/VBoxDD.so #4 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #5 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #6 0x00007fd530f4d494 in start_thread (arg=0x7fd4f6a5e700) at pthread_create.c:333 #7 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 18 (Thread 0x7fd504039700 (LWP 19580)): #0 0x00007fd530a83dd7 in ioctl () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007fd5306ad6fd in ?? () from /usr/lib/virtualbox/VBoxRT.so #2 0x00007fd5306aadda in SUPSemEventWaitNoResume () from /usr/lib/virtualbox/VBoxRT.so #3 0x00007fd50483acb6 in ?? () from /usr/lib/virtualbox/VBoxDD.so #4 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #5 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #6 0x00007fd530f4d494 in start_thread (arg=0x7fd504039700) at pthread_create.c:333 #7 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 17 (Thread 0x7fd4f6aff700 (LWP 19579)): #0 0x00007fd530a83dd7 in ioctl () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007fd5306ad6fd in ?? () from /usr/lib/virtualbox/VBoxRT.so #2 0x00007fd5306aadda in SUPSemEventWaitNoResume () from /usr/lib/virtualbox/VBoxRT.so #3 0x00007fd5048d1baf in ?? () from /usr/lib/virtualbox/VBoxDD.so #4 0x00007fd526ac2bd2 in ?? () from /usr/lib/virtualbox/components/VBoxVMM.so #5 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #6 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #7 0x00007fd530f4d494 in start_thread (arg=0x7fd4f6aff700) at pthread_create.c:333 #8 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 16 (Thread 0x7fd5040ba700 (LWP 19578)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007fd5306a3ce0 in RTSemEventWait () from /usr/lib/virtualbox/VBoxRT.so #2 0x00007fd526bd9b3d in ?? () from /usr/lib/virtualbox/components/VBoxVMM.so #3 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #4 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #5 0x00007fd530f4d494 in start_thread (arg=0x7fd5040ba700) at pthread_create.c:333 #6 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 15 (Thread 0x7fd504359700 (LWP 19577)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007fd5306a41ca in ?? () from /usr/lib/virtualbox/VBoxRT.so #2 0x00007fd5260ac4cc in ?? () from /usr/lib/virtualbox/components/VBoxC.so #3 0x00007fd5260ac930 in ?? () from /usr/lib/virtualbox/components/VBoxC.so #4 0x00007fd5260ad4bb in ?? () from /usr/lib/virtualbox/components/VBoxC.so #5 0x00007fd5260abfa2 in ?? () from /usr/lib/virtualbox/components/VBoxC.so #6 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #7 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #8 0x00007fd530f4d494 in start_thread (arg=0x7fd504359700) at pthread_create.c:333 #9 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 14 (Thread 0x7fd50529e700 (LWP 19576)): #0 0x00007fd530f567dd in nanosleep () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007fd5306a1649 in RTThreadSleepNoLog () from /usr/lib/virtualbox/VBoxRT.so #2 0x00007fd526bd9cb2 in ?? () from /usr/lib/virtualbox/components/VBoxVMM.so #3 0x00007fd526ac2cca in ?? () from /usr/lib/virtualbox/components/VBoxVMM.so #4 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #5 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #6 0x00007fd530f4d494 in start_thread (arg=0x7fd50529e700) at pthread_create.c:333 #7 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 13 (Thread 0x7fd50531f700 (LWP 19575)): #0 0x00007fd5309d6f26 in __GI___sigwaitinfo (set=, info=0x7fd50531eda0) at ../sysdeps/unix/sysv/linux/sigwaitinfo.c:56 #1 0x00007fd5306a19af in ?? () from /usr/lib/virtualbox/VBoxRT.so #2 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #3 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #4 0x00007fd530f4d494 in start_thread (arg=0x7fd50531f700) at pthread_create.c:333 #5 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 12 (Thread 0x7fd506a3b700 (LWP 19574)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007fd5306a41ca in ?? () from /usr/lib/virtualbox/VBoxRT.so #2 0x00007fd5260ac4cc in ?? () from /usr/lib/virtualbox/components/VBoxC.so #3 0x00007fd5260ac930 in ?? () from /usr/lib/virtualbox/components/VBoxC.so #4 0x00007fd5260ad4bb in ?? () from /usr/lib/virtualbox/components/VBoxC.so #5 0x00007fd5260abfa2 in ?? () from /usr/lib/virtualbox/components/VBoxC.so #6 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #7 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #8 0x00007fd530f4d494 in start_thread (arg=0x7fd506a3b700) at pthread_create.c:333 #9 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 11 (Thread 0x7fd524089700 (LWP 19573)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007fd5306a3ce0 in RTSemEventWait () from /usr/lib/virtualbox/VBoxRT.so #2 0x00007fd53060de7b in RTReqQueueProcess () from /usr/lib/virtualbox/VBoxRT.so #3 0x00007fd506a3d8dc in ?? () from /usr/lib/virtualbox/VBoxGuestPropSvc.so #4 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #5 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #6 0x00007fd530f4d494 in start_thread (arg=0x7fd524089700) at pthread_create.c:333 #7 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 10 (Thread 0x7fd52410a700 (LWP 19572)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007fd5306a41ca in ?? () from /usr/lib/virtualbox/VBoxRT.so #2 0x00007fd5260ac4cc in ?? () from /usr/lib/virtualbox/components/VBoxC.so #3 0x00007fd5260ac930 in ?? () from /usr/lib/virtualbox/components/VBoxC.so #4 0x00007fd5260ad4bb in ?? () from /usr/lib/virtualbox/components/VBoxC.so #5 0x00007fd5260abfa2 in ?? () from /usr/lib/virtualbox/components/VBoxC.so #6 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #7 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #8 0x00007fd530f4d494 in start_thread (arg=0x7fd52410a700) at pthread_create.c:333 #9 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 9 (Thread 0x7fd52418b700 (LWP 19571)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007fd5306a41ca in ?? () from /usr/lib/virtualbox/VBoxRT.so #2 0x00007fd5260ac4cc in ?? () from /usr/lib/virtualbox/components/VBoxC.so #3 0x00007fd5260ac930 in ?? () from /usr/lib/virtualbox/components/VBoxC.so #4 0x00007fd5260ad4bb in ?? () from /usr/lib/virtualbox/components/VBoxC.so #5 0x00007fd5260abfa2 in ?? () from /usr/lib/virtualbox/components/VBoxC.so #6 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #7 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #8 0x00007fd530f4d494 in start_thread (arg=0x7fd52418b700) at pthread_create.c:333 #9 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 8 (Thread 0x7fd5246a8700 (LWP 19570)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007fd5306a41ca in ?? () from /usr/lib/virtualbox/VBoxRT.so #2 0x00007fd5260ac4cc in ?? () from /usr/lib/virtualbox/components/VBoxC.so #3 0x00007fd5260ac930 in ?? () from /usr/lib/virtualbox/components/VBoxC.so #4 0x00007fd5260ad4bb in ?? () from /usr/lib/virtualbox/components/VBoxC.so #5 0x00007fd5260abfa2 in ?? () from /usr/lib/virtualbox/components/VBoxC.so #6 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #7 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #8 0x00007fd530f4d494 in start_thread (arg=0x7fd5246a8700) at pthread_create.c:333 #9 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 7 (Thread 0x7fd524963700 (LWP 19567)): #0 0x00007fd530a83dd7 in ioctl () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007fd5306ad6fd in ?? () from /usr/lib/virtualbox/VBoxRT.so #2 0x00007fd5306a6ca6 in SUPR3CallVMMR0Ex () from /usr/lib/virtualbox/VBoxRT.so #3 0x00007fd526b0a51b in ?? () from /usr/lib/virtualbox/components/VBoxVMM.so #4 0x00007fd526b0b3ac in ?? () from /usr/lib/virtualbox/components/VBoxVMM.so #5 0x00007fd526a9b35c in ?? () from /usr/lib/virtualbox/components/VBoxVMM.so #6 0x00007fd526b0b5ff in ?? () from /usr/lib/virtualbox/components/VBoxVMM.so #7 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #8 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #9 0x00007fd530f4d494 in start_thread (arg=0x7fd524963700) at pthread_create.c:333 #10 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 6 (Thread 0x7fd5252b7700 (LWP 19565)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007fd5306a41ca in ?? () from /usr/lib/virtualbox/VBoxRT.so #2 0x00007fd5260ac4cc in ?? () from /usr/lib/virtualbox/components/VBoxC.so #3 0x00007fd5260ac930 in ?? () from /usr/lib/virtualbox/components/VBoxC.so #4 0x00007fd5260aea3b in ?? () from /usr/lib/virtualbox/components/VBoxC.so #5 0x00007fd5260abfa2 in ?? () from /usr/lib/virtualbox/components/VBoxC.so #6 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #7 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #8 0x00007fd530f4d494 in start_thread (arg=0x7fd5252b7700) at pthread_create.c:333 #9 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 5 (Thread 0x7fd5253b9700 (LWP 19563)): #0 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225 #1 0x00007fd5306a3c1e in RTSemEventWait () from /usr/lib/virtualbox/VBoxRT.so #2 0x00007fd53066c620 in ?? () from /usr/lib/virtualbox/VBoxRT.so #3 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #4 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #5 0x00007fd530f4d494 in start_thread (arg=0x7fd5253b9700) at pthread_create.c:333 #6 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 4 (Thread 0x7fd52543a700 (LWP 19562)): #0 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225 #1 0x00007fd5306a3c1e in RTSemEventWait () from /usr/lib/virtualbox/VBoxRT.so #2 0x00007fd526028d6a in ?? () from /usr/lib/virtualbox/components/VBoxC.so #3 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #4 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #5 0x00007fd530f4d494 in start_thread (arg=0x7fd52543a700) at pthread_create.c:333 #6 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 3 (Thread 0x7fd526fb9700 (LWP 19561)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007fd527b58cfb in VBoxNsprPR_WaitCondVar () from /usr/lib/virtualbox/VBoxXPCOM.so #2 0x00007fd527b58f3b in VBoxNsprPR_Wait () from /usr/lib/virtualbox/VBoxXPCOM.so #3 0x00007fd52788df51 in ?? () from /usr/lib/virtualbox/components/VBoxXPCOMIPCC.so #4 0x00007fd527b2d7fd in ?? () from /usr/lib/virtualbox/VBoxXPCOM.so #5 0x00007fd527b599d7 in ?? () from /usr/lib/virtualbox/VBoxXPCOM.so #6 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #7 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #8 0x00007fd530f4d494 in start_thread (arg=0x7fd526fb9700) at pthread_create.c:333 #9 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 2 (Thread 0x7fd52703a700 (LWP 19560)): #0 0x00007fd530a8267d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007fd527b56134 in ?? () from /usr/lib/virtualbox/VBoxXPCOM.so #2 0x00007fd527b57b8f in VBoxNsprPR_Poll () from /usr/lib/virtualbox/VBoxXPCOM.so #3 0x00007fd527890b2a in ?? () from /usr/lib/virtualbox/components/VBoxXPCOMIPCC.so #4 0x00007fd527b599d7 in ?? () from /usr/lib/virtualbox/VBoxXPCOM.so #5 0x00007fd53061023c in ?? () from /usr/lib/virtualbox/VBoxRT.so #6 0x00007fd5306a113a in ?? () from /usr/lib/virtualbox/VBoxRT.so #7 0x00007fd530f4d494 in start_thread (arg=0x7fd52703a700) at pthread_create.c:333 #8 0x00007fd530a8bacf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97 Thread 1 (Thread 0x7fd53135a700 (LWP 19552)): #0 0x00007fd530a843c3 in select () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007fd527dbc5c7 in ?? () from /usr/lib/virtualbox/VBoxHeadless.so #2 0x00007fd527dbca9c in ?? () from /usr/lib/virtualbox/VBoxHeadless.so #3 0x00007fd527db50cf in TrustedMain () from /usr/lib/virtualbox/VBoxHeadless.so #4 0x00007fd5309c32e1 in __libc_start_main (main=0x557ea44d1700, argc=3, argv=0x7ffe69e62278, init=, fini=, rtld_fini=, stack_end=0x7ffe69e62268) at ../csu/libc-start.c:291 #5 0x0000557ea44d174a in ?? () Detaching from program: /usr/lib/virtualbox/VBoxHeadless, process 19552