[vbox-dev] Mac OS X: Undefined symbol in kernel extension in SVN r16822: _ml_get_max_cpus

Robin Green greenrd at gmail.com
Tue Feb 17 05:59:12 PST 2009


SVN r16822 builds but the kextload fails:
$ ./load.sh
load.sh: Unloading org.virtualbox.kext.VBoxDrv...
Password:
kextunload: calculating version relationships
kextunload: unload id org.virtualbox.kext.VBoxDrv succeeded (any
personalities also unloaded)
load.sh: Successfully unloaded org.virtualbox.kext.VBoxDrv
load.sh: loading
/Users/greenrd/svn/vbox/out/darwin.x86/release/dist/VBoxDrv.kext...
kextload: extension
/Users/greenrd/svn/vbox/out/darwin.x86/release/dist/VBoxDrv.kext appears to
be loadable
kld(): Undefined symbols:
_ml_get_max_cpus
kextload: kld_load_from_memory() failed for module
/Users/greenrd/svn/vbox/out/darwin.x86/release/dist/VBoxDrv.kext/Contents/MacOS/VBoxDrv
kextload: a link/load error occured for kernel extension
/Users/greenrd/svn/vbox/out/darwin.x86/release/dist/VBoxDrv.kext
link/load failed for extension
/Users/greenrd/svn/vbox/out/darwin.x86/release/dist/VBoxDrv.kext
 (run kextload with -t for diagnostic output)
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