problem in probing tcp !!

[ch huang]

i try probing tcp use following script,but get error ,this OS  on our
production host,so i miss something?

# rpm -qa|grep kernel
kernel-devel-2.6.18-92.el5
kernel-xen-2.6.18-92.el5
kernel-debuginfo-2.6.18-92.el5
kernel-xen-devel-2.6.18-92.el5
kernel-headers-2.6.18-92.el5
kernel-debuginfo-common-2.6.18-92.el5


# cat test.stp
probe tcp.recvmsg {
        printf("%s: socket %d, size %d\n",execname(),sock,size)
}


# stap test.stp
semantic error: missing x86_64 kernel/module debuginfo under
'/lib/modules/2.6.18-92.el5xen/build' while resolving probe point
kernel.function("tcp_recvmsg")
semantic error: no match while resolving probe point tcp.recvmsg
Pass 2: analysis failed.  Try again with another '--vp 01' option.