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[Bug translator/10318] Bad address reading arg from mark probe


------- Additional Comments From wenji dot huang at oracle dot com  2009-07-14 09:45 -------
Not sure whether this is another instance of this bug. It's on FC11, 
latest git source.

$stap -vve 'probe kernel.function("sys_read"){print($fd)}'
SystemTap translator/driver (version 0.9.8/0.137 commit release-0.9.8-146-gec6fdef)
Copyright (C) 2005-2009 Red Hat, Inc. and others
This is free software; see the source for copying conditions.
Session arch: i686 release: 2.6.29.4-167.fc11.i686.PAE
Created temporary directory "/tmp/stapZvtGh0"
Searched '/usr/local/share/systemtap/tapset/i686/*.stp', found 3
Searched '/usr/local/share/systemtap/tapset/*.stp', found 51
Pass 1: parsed user script and 54 library script(s) in 90usr/40sys/317real ms.
probe sys_read@fs/read_write.c:372 kernel reloc=.dynamic section=.text pc=0xc04a94c9
Pass 2: analyzed script: 1 probe(s), 1 function(s), 0 embed(s), 0 global(s) in
740usr/1220sys/9097real ms.
Pass 3: using cached
/home/wjhuang/.systemtap/cache/66/stapconf_66ed81ed4078196cbba85d4ef02c9350_446.h
probe_1746 locks nothing
dump_unwindsyms kernel index=0 base=0xc0400000
Found build-id in kernel, length 20, end at 0xc071afd4
Pass 3: translated to C into
"/tmp/stapZvtGh0/stap_99279a38a8b4c7286c326f231792e7bb_984.c" in
1010usr/890sys/22950real ms.
Running make -C "/lib/modules/2.6.29.4-167.fc11.i686.PAE/build"
M="/tmp/stapZvtGh0" modules >/dev/null
Pass 4: compiled C into "stap_99279a38a8b4c7286c326f231792e7bb_984.ko" in
2370usr/1860sys/21529real ms.
Copying /tmp/stapZvtGh0/stapconf_66ed81ed4078196cbba85d4ef02c9350_446.h to
/home/wjhuang/.systemtap/cache/66/stapconf_66ed81ed4078196cbba85d4ef02c9350_446.h
Copying /tmp/stapZvtGh0/stap_99279a38a8b4c7286c326f231792e7bb_984.ko to
/home/wjhuang/.systemtap/cache/99/stap_99279a38a8b4c7286c326f231792e7bb_984.ko
Copying /tmp/stapZvtGh0/stap_99279a38a8b4c7286c326f231792e7bb_984.ko.sgn to
/home/wjhuang/.systemtap/cache/99/stap_99279a38a8b4c7286c326f231792e7bb_984.ko.sgn
Copying /tmp/stapZvtGh0/stap_99279a38a8b4c7286c326f231792e7bb_984.c to
/home/wjhuang/.systemtap/cache/99/stap_99279a38a8b4c7286c326f231792e7bb_984.c
Pass 5: starting run.
Running /usr/local/bin/staprun -v
/tmp/stapZvtGh0/stap_99279a38a8b4c7286c326f231792e7bb_984.ko
ERROR: kernel read fault at 0x009880c0 (addr) near identifier '$fd' at <input>:1:41
WARNING: Number of errors: 1, skipped probes: 1
stapio:cleanup_and_exit:371 detach=0
stapio:cleanup_and_exit:388 closing control channel
Pass 5: run completed in 0usr/70sys/431real ms.
Running rm -rf /tmp/stapZvtGh0

-- 


http://sourceware.org/bugzilla/show_bug.cgi?id=10318

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