id summary reporter owner description type status component version resolution keywords cc guest host 10922 kernel oops, maybe in kmem_cache_alloc arb "VirtualBox caused kernel oops, maybe in kmem_cache_alloc (since that's in EIP) Call Trace: {{{ printk panic forget_original_parent exit_nootify do_exit print_oops_end_marker opps_end no_context __bad_area_nosemaphore filemap_fault bad_area_nosemaphore do_page_fault unlock_page do_page_fault error_code getname kmem_cache_alloc getname getname do_sys_open sys_open sysenter_do_call }}} The rest is scrolled off the console and not stored in a log file. See attached screenshot and vbox.log " defect closed other VirtualBox 4.1.20 obsolete Linux Solaris