Hi all - What am I doing wrong here ? [root@wal-rhel5-04 kern]# uname -a Linux wal-rhel5-04 2.6.18-92.el5 #1 SMP Tue Apr 29 13:16:15 EDT 2008 x86_64 x86_64 x86_64 GNU/Linux Using the installed by this debuginfo RPM: kernel-debuginfo-common-2.6.18-92.el5 kernel-debug-debuginfo-2.6.18-92.el5 [root@wal-rhel5-04 kern]# crash /usr/lib/debug/lib/modules/2.6.18-92.el5debug/vmlinux ... WARNING: /usr/lib/debug/lib/modules/2.6.18-92.el5debug/vmlinux and /proc/version do not match! WARNING: /proc/version indicates kernel version: 2.6.18-92.el5 crash: please use the vmlinux file for that kernel version, or try using the System.map for that kernel version as an additional argument. [root@wal-rhel5-04 tmp]# cat /proc/version Linux version 2.6.18-92.el5 (brewbuilder(a)ls20-bc2-13.build.redhat.com) (gcc version 4.1.2 20071124 (Red Hat 4.1.2-41)) #1 SMP Tue Apr 29 13:16:15 EDT 2008 I tried using the System.Map as well as argument.....but then it segfaulted. # crash /usr/lib/debug/lib/modules/2.6.18-92.el5debug/vmlinux /boot/System.map-2.6.18-92.el5 Segmentation fault (core dumped) Thanks in advance for any help.