bug#7402: 23.2; loading tramp causes emacs to freeze

[Michael Albinus <michael.albinus@gmx.de>]

Hans Rosenfeld <rosenfeld@grumpf.hope-2000.org> writes:

> With debug-on-error set, it hangs after "entering debugger" in the
> minibuffer. SIGFPE doesn't work, but I get this from pstack:
>
>  fe414125 _so_socket (1, 2, 0, 1, fe4a40e0) + 15
>  fe85bfef socket   (1, 2, 0, 1fc2c760, fe93d0e4, 0) + 23
>  fe924cf5 _dbus_open_socket (2, 0, 8046bac, fe000a2e, 8fb3058, 40) + 30
>  fe925476 _dbus_open_unix_socket (8046adc, 8046bac, 8046a88, fe921536,
> 8fb3058, 39) + 29
>  fe92576d _dbus_connect_unix_socket (1fc2c718, 0, 8046bac, fe91f346,
> 0, 1fd14638) + 30
>  fe91d10e _dbus_transport_new_for_domain_socket (1fc2c718, 0, 8046bac,
> c8247198, 48416830, 48416800) + ce
>  fe91d2d9 _dbus_transport_open_platform_specific (8f33460, 8046bbc,
> 8046bac, 8fb3038, 3f8, fe4a3000) + 14a
>  fe91ba31 _dbus_transport_open (8f33460, 8046c1c, 8046c08, 8047110, 3f4, 3) + b5
>  fe908993 _dbus_connection_open_internal (8047110, 5e, 8046c78,
> fe9099dc, 5e, 5e) + 235
>  fe908d4c dbus_connection_open (8eb2760, 8047110, 8046c79, 5e,
> 8046d10, 8046d6f) + ba

[...]

> I rebuilt emacs without dbus support, and it did not show the original
> problem, tramp just works.

This reminds me of bug#6579, which was reported later also for
Cygwin. Shall be fixed meanwhile in the emacs-23 branch.

Do you have a chance to test Emacs 23.2.92, available at
<ftp://alpha.gnu.org/gnu/emacs/pretest/emacs-23.2.92.tar.gz>?

Best regards, Michael.