[root@music bin]# gdb mpd 29662
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This GDB was configured as "x86_64-unknown-linux-gnu"...(no debugging symbols found)
Using host libthread_db library "/lib/tls/libthread_db.so.1".
Attaching to program: /usr/bin/mpd, process 29662
Reading symbols from /lib64/libnsl.so.1...done.
Loaded symbols for /lib/libnsl.so.1
Reading symbols from /usr/lib64/libglib-2.0.so.0...done.
Loaded symbols for /usr/lib/libglib-2.0.so.0
Reading symbols from /usr/lib64/libao.so.2...done.
Loaded symbols for /usr/lib/libao.so.2
Reading symbols from /usr/lib64/libshout.so.3...done.
Loaded symbols for /usr/lib/libshout.so.3
Reading symbols from /usr/lib64/libasound.so.2...done.
Loaded symbols for /usr/lib/libasound.so.2
Reading symbols from /lib64/tls/libpthread.so.0...done.
[Thread debugging using libthread_db enabled]
[New Thread 47627100825632 (LWP 29662)]
Loaded symbols for /lib/tls/libpthread.so.0
Reading symbols from /usr/lib64/libmpcdec.so.3...done.
Loaded symbols for /usr/lib/libmpcdec.so.3
Reading symbols from /usr/lib64/libfaad.so.0...done.
Loaded symbols for /usr/lib/libfaad.so.0
Reading symbols from /usr/lib64/libogg.so.0...done.
Loaded symbols for /usr/lib/libogg.so.0
Reading symbols from /usr/lib64/libvorbis.so.0...done.
Loaded symbols for /usr/lib/libvorbis.so.0
Reading symbols from /usr/lib64/libvorbisfile.so.3...done.
Loaded symbols for /usr/lib/libvorbisfile.so.3
Reading symbols from /usr/lib64/libvorbisenc.so.2...done.
Loaded symbols for /usr/lib/libvorbisenc.so.2
Reading symbols from /usr/lib64/libFLAC.so.7...done.
Loaded symbols for /usr/lib/libFLAC.so.7
Reading symbols from /usr/lib64/libaudiofile.so.0...done.
Loaded symbols for /usr/lib/libaudiofile.so.0
Reading symbols from /usr/lib64/libmikmod.so.2...done.
Loaded symbols for /usr/lib/libmikmod.so.2
Reading symbols from /lib64/libdl.so.2...done.
Loaded symbols for /lib/libdl.so.2
Reading symbols from /lib64/tls/libm.so.6...done.
Loaded symbols for /lib/tls/libm.so.6
Reading symbols from /usr/lib64/libid3tag.so.0...done.
Loaded symbols for /usr/lib/libid3tag.so.0
Reading symbols from /usr/lib64/libz.so.1...done.
Loaded symbols for /usr/lib/libz.so.1
Reading symbols from /usr/lib64/libmad.so.0...done.
Loaded symbols for /usr/lib/libmad.so.0
Reading symbols from /lib64/tls/libc.so.6...done.
Loaded symbols for /lib/tls/libc.so.6
Reading symbols from /usr/lib64/libtheora.so.0...done.
Loaded symbols for /usr/lib/libtheora.so.0
Reading symbols from /lib64/ld-linux-x86-64.so.2...done.
Loaded symbols for /lib64/ld-linux-x86-64.so.2
Reading symbols from /lib64/libnss_files.so.2...done.
Loaded symbols for /lib/libnss_files.so.2
0x00002b510c41c152 in __nanosleep_nocancel () from /lib/tls/libc.so.6
(gdb) continue
Continuing.
Program received signal SIGTERM, Terminated.
[Switching to Thread 47627100825632 (LWP 29662)]
0x00002b510c4412a5 in __select_nocancel () from /lib/tls/libc.so.6
(gdb) bt
#0 0x00002b510c4412a5 in __select_nocancel () from /lib/tls/libc.so.6
#1 0x00000000004297f1 in ?? ()
#2 0x0000000000420abc in ?? ()
#3 0x000000000040dd8f in ?? ()
#4 0x000000000040e426 in ?? ()
#5 0x00000000004163d0 in ?? ()
#6 0x00000000004165f6 in ?? ()
#7 0x000000000041752e in ?? ()
#8 0x00000000004227b1 in ?? ()
#9 <signal handler called>
#10 0x00002b510c3bc4aa in sigsuspend () from /lib/tls/libc.so.6
#11 0x0000000000427a03 in ?? ()
#12 0x000000000041f79b in ?? ()
#13 0x000000000041ff8a in ?? ()
#14 0x00002b510c3aa4ba in __libc_start_main () from /lib/tls/libc.so.6
#15 0x00000000004084da in ?? ()
#16 0x00007fffff99cd88 in ?? ()
#17 0x00002b510a9e4980 in rtld_errno () from /lib64/ld-linux-x86-64.so.2
#18 0x0000000000000005 in ?? ()
#19 0x00007fffff99edcb in ?? ()
#20 0x00007fffff99edcf in ?? ()
#21 0x00007fffff99edd9 in ?? ()
#22 0x00007fffff99ede2 in ?? ()
#23 0x00007fffff99edee in ?? ()
#24 0x0000000000000000 in ?? ()
(gdb) q
The program is running. Quit anyway (and detach it)? (y or n) y
Detaching from program: /usr/bin/mpd, process 29662