Remote debugging of gdb in Ubuntu -- warning: Couldnotloadvsyscallpagebecausenoexecutablewasspecified solution

Remote debugging of gdb in Ubuntu -- warning: Couldnotloadvsyscallpagebecausenoexecutablewasspecified solution 1. first install gdbserverapt-getinstallgdbserver2. compile-g program gcc-gtest_gdb. remote debugging of gdb in Ubuntu -- warning: cocould not load vsyscall page because no executable was specified solution 1. first install gdbserver apt-get install gdbserver 2. compile the-g program gcc-g test_gdb.c-o test_gdb source code as follows: # include "Util. h "void p1 () {int j = 0; char * p; * p = '5'; printf (" % p % c", P, * p); do {j ++;} while (j <10);} void p2 () {int j = 0; while (j <20) {j = j + j * j ;}} int main (int argc, char ** argv) {CreateGerneralThread (p1); CreateGerneralThread (p2); while (1) {sleep (1) ;}return 0 ;}3. run the following statement on the server: gdbserver 192.168.110.138: 9002. /test_gdb will show the following sentence tiger @ ubuntu:/mnt/hgfs/e/Lessons/MyExercise/UtilLibs/THREAD $ gdbserver 192.168.115.250: 9002. /test_gdbProcess. /test_gdb Created; pid = 23562 Listening on port 9002 execute the following statements on the client: 1. gdb displays the following: [root @ localhost ~] # Gdb GNU gdb (GDB) Fedora (7.3.50.20151122-9. fc16) Copyright (C) 2011 Free Software Foundation, Inc. License GPLv3 +: gnu gpl version 3 or later This is free software: you are free to change and redistribute it. there is no warranty, to the extent permitted by law. type "show copying" and "show warranty" for details. this GDB was configured as "x86_64-redhat-linux-gnu ". for bug reporting instructions, please see: . (Gdb) target remote 192.168.115.250: 9001 Remote debugging using 192.168.115.250: 9001 warning: cocould not load vsyscall page because no executable was specifiedtry using the "file" command failed in ?? () 2. execute: target remote: 192.168.115.250: 9002 3. execute: symbol-file remote: 192.168.115.250: 9002 4. you can call commands such as continue and break.