Hi When I use kmem command on an IA64 box with RHEL5.2 as following, there are some errors. crash> kmem -P e000000076c00000 Segmentation fault The issue is that dump_mem_map() shouldn't be called when the address is a bad address. Signed-off-by: Wen Congyang <wency(a)cn.fujitsu.com&gt; --- memory.c | 6 +++++- 1 files changed, 5 insertions(+), 1 deletions(-) diff --git a/memory.c b/memory.c index 912df04..f892391 100755 --- a/memory.c +++ b/memory.c @@ -10379,7 +10379,11 @@ kmem_search(struct meminfo *mi) mem_map: mi->flags = orig_flags; pc->curcmd_flags &= ~HEADER_PRINTED; - dump_mem_map(mi); + if (vaddr != BADADDR) { + dump_mem_map(mi); + } else { + mi->retval = FALSE; + } if (!mi->retval) fprintf(fp, "%llx: %s address not found in mem map\n", -- 1.5.3