[Bug go/86331] the gccgo's "go" tool looks like failing to invoke any sub go command

[ian at airs dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86331

--- Comment #6 from Ian Lance Taylor <ian at airs dot com> ---
Thanks for the strace output.

The stat(NULL) is coming from libgo/runtime/go-caller.c in the function
__go_get_backtrace_state.  It's a bug, but it's a different bug.