[Bug 231583] emulators/virtualbox-ose: crash after kldload vboxdrv, 11.2-RELEASE-p3

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=231583

            Bug ID: 231583
           Summary: emulators/virtualbox-ose: crash after kldload vboxdrv,
                    11.2-RELEASE-p3
           Product: Ports & Packages
           Version: Latest
          Hardware: amd64
                OS: Any
            Status: New
          Severity: Affects Only Me
          Priority: ---
         Component: Individual Port(s)
          Assignee: vbox at FreeBSD.org
          Reporter: petr.fischer at me.com
             Flags: maintainer-feedback?(vbox at FreeBSD.org)
          Assignee: vbox at FreeBSD.org

FreeBSD pf-bsd 11.2-RELEASE-p3 FreeBSD 11.2-RELEASE-p3 #0: Thu Sep  6 07:14:16
UTC 2018

Name           : virtualbox-ose
Version        : 5.2.18_1

Output from: kgdb /usr/lib/debug/boot/kernel/kernel.debug  /var/crash/vmcore.1
------------------------------------------------
Fatal trap 12: page fault while in kernel mode                                  
cpuid = 0; apic id = 00                                                         
fault virtual address   = 0x134                                                 
fault code      = supervisor read data, page not present                        
instruction pointer = 0x20:0xffffffff80a98280                                   
stack pointer           = 0x28:0xfffffe04666d1570                               
frame pointer           = 0x28:0xfffffe04666d15a0                               
code segment        = base 0x0, limit 0xfffff, type 0x1b                        
            = DPL 0, pres 1, long 1, def32 0, gran 1                            
processor eflags    = interrupt enabled, resume, IOPL = 0                       
current process     = 1878 (kldload)                                            
trap number     = 12                                                            
panic: page fault                                                               
cpuid = 0                                                                       
KDB: stack backtrace:                                                           
#0 0xffffffff80b3d567 at kdb_backtrace+0x67                                     
#1 0xffffffff80af6b07 at vpanic+0x177                                           
#2 0xffffffff80af6983 at panic+0x43                                             
#3 0xffffffff80f77fdf at trap_fatal+0x35f                                       
#4 0xffffffff80f78039 at trap_pfault+0x49                                       
#5 0xffffffff80f77807 at trap+0x2c7                                             
#6 0xffffffff80f57dcc at calltrap+0x8                                           
#7 0xffffffff80a980d7 at destroy_dev+0x37                                       
#8 0xffffffff82999117 at VBoxDrvFreeBSDModuleEvent+0x117                        
#9 0xffffffff80ad5f5f at module_register_init+0xbf                              
#10 0xffffffff80aca07f at linker_load_module+0xb3f                              
#11 0xffffffff80acb871 at kern_kldload+0xc1                                     
#12 0xffffffff80acb98b at sys_kldload+0x5b                                      
#13 0xffffffff80f79068 at amd64_syscall+0xa38                                   
#14 0xffffffff80f5861d at fast_syscall_common+0x101                             
Uptime: 2m3s

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