[Libunwind-devel] Urgent - Help - 64 bit google profiler crashes (libunw
From:
Rajesh Balamohan
Subject:
[Libunwind-devel] Urgent - Help - 64 bit google profiler crashes (libunwind)
Date:
Mon, 19 Feb 2007 12:03:56 +0000
System configurations: ================= Linux sgi 2.6.12-1.1381_FC3smp #1 SMP Fri Oct 21 04:22:48 EDT 2005 x86_64 x86_64 x86_64 GNU/Linux OR Linux me-console 2.6.16.13-xen0 #1 SMP Mon Feb 19 09:22:28 IST 2007
x86_64 x86_64 x86_64 GNU/Linux
gdb) bt
#0 0x00002ba09f7fdf4f in _Unwind_FindEnclosingFunction () from
/lib64/libgcc_s.so.1
#1 0x00002ba09f7fedf7 in _Unwind_Backtrace () from /lib64/libgcc_s.so.1
#2 0x00002ba09f085dd9 in GetStackTrace (result=Variable "result" is not
available.
) at stacktrace_x86_64-inl.h:100
#3 0x00002ba09f08550f in ProfileData::Add (this=0x2ba09f1869e0,
pc=Variable "pc" is not available.
) at src/profiler.cc:495
#4 0x00002ba09f08572d in ProfileData::prof_handler (sig=Variable "sig"
is not available.
) at src/profiler.cc:115
#5 <signal handler called>
#6 0x000000000054bfc6 in yylex (yylval_param=0x2aaaaaf00b20,
yylloc_param=0x0, yyscanner=Variable "yyscanner" is not available.
) at lex.yy.c:29018
#7 0x000009210002b59b in ?? ()
#8 0x0000000300000001 in ?? ()
#9 0x0000000000000000 in ?? ()
Is it a known problem?. Do we need to apply any patch for resolving this? Any pointers on this would be of great help.