StacktraceTop: dnsproxy_query (pData=0x7f7458001240, so=0x7f7458001390, m=<optimized out>, iphlen=<optimized out>) at /build/buildd/virtualbox-4.1.12-dfsg/src/VBox/Devices/Network/slirp/dnsproxy/dnsproxy.c:276 slirp_select_fill (pData=0x7f74781f7f90, pnfds=0x7f74698b2d78, polls=<optimized out>) at /build/buildd/virtualbox-4.1.12-dfsg/src/VBox/Devices/Network/slirp/slirp.c:960 drvNATAsyncIoThread (pDrvIns=0x7f74781ebcd0, pThread=0x7f74781ee9e0) at /build/buildd/virtualbox-4.1.12-dfsg/src/VBox/Devices/Network/DrvNAT.cpp:748 pdmR3ThreadMain (Thread=0x7f747820af70, pvUser=0x7f74781ee9e0) at /build/buildd/virtualbox-4.1.12-dfsg/src/VBox/VMM/VMMR3/PDMThread.cpp:787 rtThreadMain (pThread=0x7f747820af70, NativeThread=<optimized out>, pszThreadName=<optimized out>) at /build/buildd/virtualbox-4.1.12-dfsg/src/VBox/Runtime/common/misc/thread.cpp:703
StacktraceTop: 0x7f7458001240, so=0x7f7458001390, m=<optimized out>, iphlen=<optimized out>) at /build/ buildd/ virtualbox- 4.1.12- dfsg/src/ VBox/Devices/ Network/ slirp/dnsproxy/ dnsproxy. c:276 0x7f74781f7f90, pnfds=0x7f74698 b2d78, polls=<optimized out>) at /build/ buildd/ virtualbox- 4.1.12- dfsg/src/ VBox/Devices/ Network/ slirp/slirp. c:960 hread (pDrvIns= 0x7f74781ebcd0, pThread= 0x7f74781ee9e0) at /build/ buildd/ virtualbox- 4.1.12- dfsg/src/ VBox/Devices/ Network/ DrvNAT. cpp:748 0x7f747820af70, pvUser= 0x7f74781ee9e0) at /build/ buildd/ virtualbox- 4.1.12- dfsg/src/ VBox/VMM/ VMMR3/PDMThread .cpp:787 0x7f747820af70, NativeThread= <optimized out>, pszThreadName= <optimized out>) at /build/ buildd/ virtualbox- 4.1.12- dfsg/src/ VBox/Runtime/ common/ misc/thread. cpp:703
dnsproxy_query (pData=
slirp_select_fill (pData=
drvNATAsyncIoT
pdmR3ThreadMain (Thread=
rtThreadMain (pThread=