Kernel hang with latest snapshot

[David Boreham]

>   :(  I tried to probe using addevent.iosyscall and they seems well 
> for me. My testing environment:
>   IBM T43 thinkpad with Pentium-M 2.0

I've used vmware server running on windowsxp on AMD Athlon, and also
FC5 native on a 4-processor Xeon 700 machine with 4G ram.

>   Fedora Core5 updated to the latest

Same here.

>   gcc 4.1.1 20060525

gcc-4.1.1-1.fc5 here

>   elfutils 0.124-0.1, rpm packages are from Red Hat ftp server

elfutils-0.124-0.1 here

>   latest SystemTap

ditto, from cvs

[root@fc5test src]# ls -l /usr/local/bin/stap
-rwxr-xr-x 1 root root 4178597 Oct 16 09:43 /usr/local/bin/stap

>   running command: stap -e "probe addevent.iosyscall {}" -bMv

If I run that command I get:

[root@fc5test src]# stap -e "probe addevent.iosyscall {}" -bMv
Pass 1: parsed user script and 53 library script(s) in 
440usr/80sys/544real ms.
Pass 2: analyzed script: 36 probe(s), 52 function(s), 245 global(s) in 
790usr/460sys/3582real ms.
Pass 3: translated to C into "/tmp/stapzETvL1/stap_5603.c" in 
300usr/300sys/781real ms.
Pass 4: compiled C into "stap_5603.ko" in 31750usr/3730sys/43636real ms.
Pass 5: starting run.
<machine is now locked up>