From: Richard M. Stallman Date: Tue, 28 Jun 2005 18:52:26 +0000 (+0000) Subject: (Fedora Core 4 GNU/Linux: Segfault during dumping): New. X-Git-Tag: emacs-pretest-22.0.90~8606 X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=ff0ab4067ac4edf27e7080b1ef6006b241dbc114;p=emacs.git (Fedora Core 4 GNU/Linux: Segfault during dumping): New. --- diff --git a/etc/PROBLEMS b/etc/PROBLEMS index 5b0c4e5eee7..73da2666f97 100644 --- a/etc/PROBLEMS +++ b/etc/PROBLEMS @@ -2377,7 +2377,9 @@ The fix is to install a newer version of ncurses, such as version 4.2. With certain recent Linux kernels (like the one of Redhat Fedora Core 1 and 2), the new "Exec-shield" functionality is enabled by default, which -creates a different memory layout that breaks the emacs dumper. +creates a different memory layout that breaks the emacs dumper. +The work-around explained here is not enough on Fedora Core 4. Read the +next item. Configure can overcome the problem of exec-shield if the architecture is x86 and the program setarch is present. On other architectures no @@ -2404,6 +2406,20 @@ command when running temacs like this: setarch i386 ./temacs --batch --load loadup [dump|bootstrap] +*** Fedora Core 4 GNU/Linux: Segfault during dumping. + +In addition to exec-shield explained above "Linux: Segfault during +`make bootstrap' under certain recent versions of the Linux kernel" +item, Linux kernel shipped with Fedora Core 4 randomizes the virtual +address space of a process. As the result dumping is failed even if +you turn off the exec-shield. In such case use -R option of setarch +command: + + setarch -R i386 ./temacs --batch --load loadup [dump|bootstrap] + +or + + setarch -R i386 make bootstrap *** Fatal signal in the command temacs -l loadup inc dump.