* Craig Bergstrom <cra...@google.com> wrote: > Sander, thanks for the details, they've been very useful. > > I suspect that your host system's mem=2048M parameter is causing the > problem. Any chance you can confirm by removing the parameter and > running the guest code path? > > More specifically, since you're telling the kernel that it's high > memory address is at 2048M and your device is at 0xfe1fe000 (~4G), the > new mmap() limits are preventing you from mapping addresses that are > explicitly disallowed by the parameter.
Well, 'mem=2048M' shouldn't really limit device memory, it's supposed to limit (trim) 'RAM' and not much else. Thanks, Ingo