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[Bug runtime/17140] systemtap.examples/profiling/functioncallcount.stp causing kernel panic on s390x
- From: "dsmith at redhat dot com" <sourceware-bugzilla at sourceware dot org>
- To: systemtap at sourceware dot org
- Date: Mon, 04 Aug 2014 16:07:58 +0000
- Subject: [Bug runtime/17140] systemtap.examples/profiling/functioncallcount.stp causing kernel panic on s390x
- Auto-submitted: auto-generated
- References: <bug-17140-6586 at http dot sourceware dot org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=17140
--- Comment #4 from David Smith <dsmith at redhat dot com> ---
Here's the output of the eu-readelf that relates to free_pages()
# eu-readelf --debug-dump=loc
/usr/lib/debug/lib/modules/3.10.0-123.el7.s390x/vmlinux
====
[422a8b] 0x0000000000211910 <free_pages.part.49>..0x000000000021191c
<free_pages.part.49+0xc> [ 0] reg2
0x000000000021191c <free_pages.part.49+0xc>..0x0000000000211926 [
0] GNU_entry_value:
[ 0] reg2
[ 3] stack_value
[422ac4] 0x0000000000211910 <free_pages.part.49>..0x0000000000211925
<free_pages.part.49+0x15> [ 0] reg3
0x0000000000211925 <free_pages.part.49+0x15>..0x0000000000211926 [
0] GNU_entry_value:
[ 0] reg3
[ 3] stack_value
[422afd] 0x0000000000211928 <free_pages>..0x0000000000211935 <free_pages+0xd>
[ 0] reg2
0x0000000000211935 <free_pages+0xd>..0x0000000000211936 [ 0]
GNU_entry_value:
[ 0] reg2
[ 3] stack_value
[422b36] 0x0000000000211928 <free_pages>..0x0000000000211935 <free_pages+0xd>
[ 0] reg3
0x0000000000211935 <free_pages+0xd>..0x0000000000211936 [ 0]
GNU_entry_value:
[ 0] reg3
[ 3] stack_value
====
So, it looks like the 'free_pages.part' address doesn't work, while the
'free_pages' address does.
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