Software: - 2.6.15-mm1 - kexec-tools-1.101 + kexec-tools-1.101-kdump.patch Test-Procedure: - Built first kernel with CONFIG_KEXEC enabled. - Booted into first kernel with command line options crashkernel=64M@16M. - Built second kernel for 16M physical start location with CONFIG_CRASH_DUMP, and CONFIG_PROC_VMCORE enabled. - Loaded second kernel with following kexec command. kexec -p vmlinux-16M --args-linux --crash-dump --append="root= init 1 maxcpus=1" - Invoked kdump using sysrq-c and second kernel is booted. - Got the dump in /proc/vmcore and copied the /proc/vmcore to disk. - Booted back to first kernel and ran gdb on stored dump image.