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[Bug runtime/12947] Use of hardware watchpoint causing oops
- From: "wcohen at redhat dot com" <sourceware-bugzilla at sourceware dot org>
- To: systemtap at sourceware dot org
- Date: Tue, 5 Jul 2011 16:00:44 +0000
- Subject: [Bug runtime/12947] Use of hardware watchpoint causing oops
- Auto-submitted: auto-generated
- References: <bug-12947-6586@http.sourceware.org/bugzilla/>
http://sourceware.org/bugzilla/show_bug.cgi?id=12947
--- Comment #5 from William Cohen <wcohen at redhat dot com> 2011-07-05 16:00:26 UTC ---
Created attachment 5834
--> http://sourceware.org/bugzilla/attachment.cgi?id=5834
oops when using hw_breakpoint
The output was generated with
/home/wcohen/systemtap_write/install/bin/stap -v hwkbrpt_sample.stp pid_max
Pass 1: parsed user script and 76 library script(s) using
25000virt/13840res/2568shr kb, in 410usr/30sys/927real ms.
Pass 2: analyzed script: 1 probe(s), 1 function(s), 2 embed(s), 0 global(s)
using 25276virt/14428res/2836shr kb, in 20usr/0sys/85real ms.
Pass 3: using cached
/root/.systemtap/cache/4a/stap_4a5b6a0564c3a5f41b9730f6cd92e255_1130.c
Pass 4: using cached
/root/.systemtap/cache/4a/stap_4a5b6a0564c3a5f41b9730f6cd92e255_1130.ko
Pass 5: starting run.
WARNING: Hwbkpt probe kernel.data("pid_max").length(1).rw: registration error
-902930368, addr (null), name pid_max
ERROR: probe kernel.data("pid_max").length(1).rw registration error (rc
-902930368)
Pass 5: run completed in 10usr/60sys/516real ms.
Pass 5: run failed. Try again with another '--vp 00001' option.
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