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scsi.stp failed on x86_64 2.6.31-rc2


Hi,

I got the following error when executing

$ stap -p4 -vve 'probe scsi.iodone{}'
SystemTap translator/driver (version 0.9.8/0.137 commit release-0.9.8-149-gdaabfaa)
Copyright (C) 2005-2009 Red Hat, Inc. and others
This is free software; see the source for copying conditions.
Session arch: x86_64 release: 2.6.31-rc2
Created temporary directory "/tmp/stapAPploL"
Searched '/usr/local/share/systemtap/tapset/x86_64/*.stp', found 3
Searched '/usr/local/share/systemtap/tapset/*.stp', found 51
Pass 1: parsed user script and 54 library script(s) in 460usr/50sys/520real ms.
probe scsi_done@drivers/scsi/scsi.c:780 module=scsi_mod reloc=.text section=.text pc=0xd987f4
probe scsi_done@drivers/scsi/scsi.c:780 kernel reloc=.dynamic section=.text pc=0xffffffff812704f5
Pass 2: analyzed script: 2 probe(s), 0 function(s), 1 embed(s), 0 global(s) in 1590usr/1720sys/3523real ms.
Warning: failed to create cache directory ("/home/wjhuang/.systemtap/cache/92"): Permission denied, disabling cache support.
probe_1747 locks nothing
probe_1748 elided, duplicates probe_1747
dump_unwindsyms kernel index=0 base=0xffffffff81000000
dump_unwindsyms scsi_mod index=1 base=0xd98200
stap: ../../../elfutils-0.137/libdwfl/offline.c:69: dwfl_offline_section_address: Assertion `mod->e_type == 1' failed.
Aborted


$ uname -mr
2.6.31-rc2 x86_64

This is the latest stap source. Also failed with elfutils 0.140. But it can pass on i386 2.6.31-rc2, same elfutils.

Regards,
Wenji


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