#0  0xb7fd9410 in __kernel_vsyscall ()
#1  0xb6f9b085 in raise () from /lib/tls/i686/cmov/libc.so.6
#2  0xb6f9ca01 in abort () from /lib/tls/i686/cmov/libc.so.6
#3  0xb6fd3b7c in ?? () from /lib/tls/i686/cmov/libc.so.6
#4  0xb6fdba85 in ?? () from /lib/tls/i686/cmov/libc.so.6
#5  0xb6fdf4f0 in free () from /lib/tls/i686/cmov/libc.so.6
#6  0xb5dcd305 in ExitMP3 () from /usr/lib/asterisk/modules/format_mp3.so
#7  0xb5dc6083 in __i686.get_pc_thunk.bx () from /usr/lib/asterisk/modules/format_mp3.so
#8  0x08254cd8 in ?? ()
#9  0x080a26f2 in filestream_destructor (arg=0x8254a88) at file.c:336
#10 0x080731f2 in ?? ()
#11 0x080a0ee0 in ast_filestream_frame_freed (fr=0x8254ab8) at file.c:1308
#12 0x080a6048 in ast_frame_free (fr=0x8254ab8, cache=1) at frame.c:361
#13 0xb6dff61d in moh_files_generator (chan=0x8282d30, data=0x824d740, len=160, samples=160) at res_musiconhold.c:294
#14 0x080896a9 in ast_read_generator_actions (chan=0x8282d30, f=0x824deb4) at channel.c:1971
#15 0x08089d33 in __ast_read (chan=0x8282d30, dropaudio=0) at channel.c:2418
#16 0x0807582c in autoservice_run (ign=0x0) at autoservice.c:121
#17 0x08103fcb in dummy_start (data=0x8239878) at utils.c:856
#18 0xb7fb44fb in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#19 0xb7046e5e in clone () from /lib/tls/i686/cmov/libc.so.6