[root@spiderman-00 run]# ps -eLf | grep make root 10262 6163 10262 0 1 16:05 pts/2 00:00:00 make -i -k -j 6 root 29916 26128 29916 0 1 16:26 pts/1 00:00:00 grep make [root@spiderman-00 run]# strace -p 10262 Process 10262 attached read(4, ^CProcess 10262 detached [root@spiderman-00 run]# which gdb /vduToolChain/bin/gdb [root@spiderman-00 run]# gdb /vduToolChain/bin/make 10262 GNU gdb (GDB) 9.1 Copyright (C) 2020 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-pc-linux-gnu". Type "show configuration" for configuration details. For bug reporting instructions, please see: . Find the GDB manual and other documentation resources online at: . For help, type "help". Type "apropos word" to search for commands related to "word"... Reading symbols from /vduToolChain/bin/make... Attaching to program: /vduToolChain/bin/make, process 10262 Reading symbols from /lib64/libdl.so.2... (No debugging symbols found in /lib64/libdl.so.2) Reading symbols from /lib64/librt.so.1... (No debugging symbols found in /lib64/librt.so.1) Reading symbols from /lib64/libc.so.6... (No debugging symbols found in /lib64/libc.so.6) Reading symbols from /lib64/ld-linux-x86-64.so.2... (No debugging symbols found in /lib64/ld-linux-x86-64.so.2) Reading symbols from /lib64/libpthread.so.0... (No debugging symbols found in /lib64/libpthread.so.0) [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib64/libthread_db.so.1". 0x0000003834cdb7f0 in __read_nocancel () from /lib64/libc.so.6 (gdb) bt #0 0x0000003834cdb7f0 in __read_nocancel () from /lib64/libc.so.6 #1 0x00000000004275e5 in jobserver_acquire_all () at src/posixos.c:207 #2 0x0000000000418e51 in clean_jobserver (status=0) at src/main.c:3436 #3 clean_jobserver (status=0) at src/main.c:3411 #4 0x0000000000418f2b in die (status=status@entry=0) at src/main.c:3480 #5 0x0000000000408e37 in main (argc=, argv=, envp=) at src/main.c:2613 (gdb) info threads Id Target Id Frame * 1 Thread 0x7fe7571c9700 (LWP 10262) "make" 0x0000003834cdb7f0 in __read_nocancel () from /lib64/libc.so.6 (gdb) f 1 #1 0x00000000004275e5 in jobserver_acquire_all () at src/posixos.c:207 207 EINTRLOOP (r, read (job_fds[0], &intake, 1)); (gdb) info locals intake = 43 '+' r = tokens = 5 (gdb) f 2 #2 0x0000000000418e51 in clean_jobserver (status=0) at src/main.c:3436 3436 unsigned int tokens = 1 + jobserver_acquire_all (); (gdb) info locals tokens = (gdb) f 3 #3 clean_jobserver (status=0) at src/main.c:3411 3411 clean_jobserver (int status) (gdb) info locals tokens = (gdb) f 4 #4 0x0000000000418f2b in die (status=status@entry=0) at src/main.c:3480 3480 clean_jobserver (status); (gdb) info locals err = 0 dying = 1 '\001' (gdb) f 5 #5 0x0000000000408e37 in main (argc=, argv=, envp=) at src/main.c:2613 2613 die (makefile_status); (gdb) info locals stdin_nm = 0x0 makefile_status = 0 read_files = current_directory = "/home/testmgr/MSAL1/trunk", '\000' ... restarts = syncing = argv_slots = (gdb)