I think it has more to do with activating a monitor on an additional GPU as it is affecting my (stretch testing) desktop system with 2 discreet PCI express GPUs.
# inxi -G Graphics: Card-1: Advanced Micro Devices [AMD/ATI] Oland PRO [Radeon R7 240/340] Card-2: Advanced Micro Devices [AMD/ATI] Oland PRO [Radeon R7 240/340] Display Server: X.org 1.18.1 driver: radeon tty size: 152x51 Advanced Data: N/A for root # dmesg | tail -n 1 [58960.283877] obconf[4679]: segfault at 10 ip 00007faa58965427 sp 00007fff9ef824c0 error 4 in libgdk-3.so.0.1800.8[7faa58905000+c7000] # aptitude show libgtk-3-0 Package: libgtk-3-0 State: installed Automatically installed: yes Multi-Arch: same Version: 3.18.8-1 [...] # uname -r 4.3.0-1-amd64 Martin.