linux-kernel - Re: [ANNOUNCE][RFC] trace-cmd - command line reader for ftrace

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Date:	Fri, 17 Jul 2009 10:45:24 -0700
From:	Noah Watkins <jayhawk@....ucsc.edu>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	LKML <linux-kernel@...r.kernel.org>, srostedt@...hat.com,
	jayhawk@....ucsc.edu
Subject: Re: [ANNOUNCE][RFC] trace-cmd - command line reader for ftrace

root@...tini:~/Projects/trace-cmd# ./trace-cmd record -p function_graph ls /bin
  plugin function_graph
bash	 bzip2recover  dash		     dumpkeys	 gunzip     login
<... directory listing pruned ...>
ntfs-3g.probe	rm	  stty	      uname	       zforce
*** glibc detected *** ./trace-cmd: malloc(): memory corruption (fast):
0x09c70038 ***
======= Backtrace: =========
/lib/tls/i686/cmov/libc.so.6[0xb7efa604]
/lib/tls/i686/cmov/libc.so.6[0xb7efd5b6]
/lib/tls/i686/cmov/libc.so.6(__libc_malloc+0x95)[0xb7efe9c5]
./trace-cmd[0x804948a]
./trace-cmd[0x804963f]
./trace-cmd[0x804b06e]
./trace-cmd[0x804b84f]
/lib/tls/i686/cmov/libc.so.6(__libc_start_main+0xe5)[0xb7ea1775]
./trace-cmd[0x8049191]
======= Memory map: ========
08048000-08054000 r-xp 00000000 08:08 62598
/home/nwatkins/Projects/trace-cmd/trace-cmd
08054000-08055000 r--p 0000b000 08:08 62598
/home/nwatkins/Projects/trace-cmd/trace-cmd
08055000-08056000 rw-p 0000c000 08:08 62598
/home/nwatkins/Projects/trace-cmd/trace-cmd
09c70000-09c91000 rw-p 00000000 00:00 0          [heap]
b7d00000-b7d21000 rw-p 00000000 00:00 0 
b7d21000-b7e00000 ---p 00000000 00:00 0 
b7e8a000-b7e8b000 rw-p 00000000 00:00 0 
b7e8b000-b7fe7000 r-xp 00000000 08:07 6174       /lib/tls/i686/cmov/libc-2.9.so
b7fe7000-b7fe8000 ---p 0015c000 08:07 6174       /lib/tls/i686/cmov/libc-2.9.so
b7fe8000-b7fea000 r--p 0015c000 08:07 6174       /lib/tls/i686/cmov/libc-2.9.so
b7fea000-b7feb000 rw-p 0015e000 08:07 6174       /lib/tls/i686/cmov/libc-2.9.so
b7feb000-b7fee000 rw-p 00000000 00:00 0 
b7ff2000-b7fff000 r-xp 00000000 08:07 2596       /lib/libgcc_s.so.1
b7fff000-b8000000 r--p 0000c000 08:07 2596       /lib/libgcc_s.so.1
b8000000-b8001000 rw-p 0000d000 08:07 2596       /lib/libgcc_s.so.1
b8001000-b8004000 rw-p 00000000 00:00 0 
b8004000-b8005000 r-xp 00000000 00:00 0          [vdso]
b8005000-b8021000 r-xp 00000000 08:07 2554       /lib/ld-2.9.so
b8021000-b8022000 r--p 0001b000 08:07 2554       /lib/ld-2.9.so
b8022000-b8023000 rw-p 0001c000 08:07 2554       /lib/ld-2.9.so
bfb81000-bfb96000 rw-p 00000000 00:00 0          [stack]
Aborted
root@...tini:~/Projects/trace-cmd# 

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