Got some details about this: X.org crashes only when I move the mouse pointer inside the big picture presented on the web page, the product itself. I captured the chomium output too:
[49853:80110072:0215/111903.592670:ERROR:process_metrics_openbsd.cc(126)] Not implemented reached in bool base::GetSystemMemoryInfo(base::SystemMemoryInfoKB *) [49853:80110072:0215/111903.595553:ERROR:process_posix.cc(388)] Not implemented reached in base::Time base::Process::CreationTime() const [49853:-1751392192:0215/111904.128494:ERROR:bus.cc(396)] Failed to connect to the bus: Could not parse server address: Unknown address type (examples of valid types are "tcp" and on UNIX "unix") [49853:80110072:0215/111904.442456:ERROR:process_posix.cc(388)] Not implemented reached in base::Time base::Process::CreationTime() const [49853:80110072:0215/111904.454201:ERROR:process_posix.cc(388)] Not implemented reached in base::Time base::Process::CreationTime() const [49853:80110072:0215/111904.887485:ERROR:process_posix.cc(388)] Not implemented reached in base::Time base::Process::CreationTime() const [49853:80110072:0215/111904.918510:ERROR:process_posix.cc(388)] Not implemented reached in base::Time base::Process::CreationTime() const [49853:80110072:0215/111904.984858:ERROR:process_posix.cc(388)] Not implemented reached in base::Time base::Process::CreationTime() const [49853:80110072:0215/111905.281378:ERROR:process_posix.cc(388)] Not implemented reached in base::Time base::Process::CreationTime() const [49853:80110072:0215/111905.816493:ERROR:process_posix.cc(388)] Not implemented reached in base::Time base::Process::CreationTime() const [49853:80110072:0215/111910.047004:ERROR:process_posix.cc(388)] Not implemented reached in base::Time base::Process::CreationTime() const [49853:80110072:0215/111917.956390:ERROR:process_posix.cc(388)] Not implemented reached in base::Time base::Process::CreationTime() const [49853:80110072:0215/111928.132904:ERROR:chrome_browser_main_extra_parts_x11.cc(62)] X IO error received (X server probably went away) [24230:-136773128:0215/111928.149941:ERROR:x11_util.cc(110)] X IO error received (X server probably went away)