Running execsnoop [1] in the AppVM while trying to start chromium may give you more insight into what is actually happening. Tracing observed behavior is often easier than digging through the source.
[1]: https://raw.githubusercontent.com/brendangregg/perf-tools/master/execsnoop -- You received this message because you are subscribed to the Google Groups "qubes-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to qubes-users+unsubscr...@googlegroups.com. To post to this group, send email to qubes-users@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/qubes-users/CABQWM_BOi_S0wfWAXbRabyJcf-zPROgLCthTXQAAK00QH48qqg%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
