Breakpoint 1, 0x964949f1 in malloc_error_break ()
(gdb) bt
#0  0x964949f1 in malloc_error_break ()
#1  0x9648f9df in szone_error ()
#2  0x963b4b83 in szone_free ()
#3  0x963b49ed in free ()
#4  0x0005db51 in tr_free (p=0x8cb000) at /Users/admin/Transmission/libtransmission/utils.c:714
#5  0x00074ffe in TrOpenFile (i=2, filename=0xb00bb7cc "/Users/admin//Downloads/Greys.Anatomy.S04E06.HDTV.XviD-2HD/greys.anatomy.s04e06.hdtv.xvid-2hd.r06", write=1) at /Users/admin/Transmission/libtransmission/fdlimit.c:138
#6  0x000756bc in tr_fdFileOpen (filename=0xb00bb7cc "/Users/admin//Downloads/Greys.Anatomy.S04E06.HDTV.XviD-2HD/greys.anatomy.s04e06.hdtv.xvid-2hd.r06", write=1) at /Users/admin/Transmission/libtransmission/fdlimit.c:272
#7  0x00072676 in readOrWriteBytes (tor=0x897200, ioMode=1, fileIndex=7, fileOffset=39208, buf=0x15ed5000, buflen=16384) at /Users/admin/Transmission/libtransmission/inout.c:75
#8  0x00072c24 in readOrWritePiece (tor=0x897200, ioMode=1, pieceIndex=171, pieceOffset=393216, buf=0x15ed5000 "??7ָ)(\v?W??3ݧ??\005G?완?\020VO?C??Ϳ?\"~\023?\004?J??߇i\033HKT?u#\021??!?TL@???r\027?L0\030\005)?Ha?yĊ?'??!g?S?L?篴z3???nY?\"?m˼?k\016#tUvU9?x?*K?-\vf?K?O?B?\b????????\"?uy?\026\026pE?S??c]?\030?\022\030?\022\026,X??\024\v\023?\034?%?ǽ??3??ќ#?U?\035?ju?˸3Fq"..., buflen=16384) at /Users/admin/Transmission/libtransmission/inout.c:182
#9  0x00072ce1 in tr_ioWrite (tor=0x897200, pieceIndex=171, begin=393216, len=16384, buf=0x15ed5000 "??7ָ)(\v?W??3ݧ??\005G?완?\020VO?C??Ϳ?\"~\023?\004?J??߇i\033HKT?u#\021??!?TL@???r\027?L0\030\005)?Ha?yĊ?'??!g?S?L?篴z3???nY?\"?m˼?k\016#tUvU9?x?*K?-\vf?K?O?B?\b????????\"?uy?\026\026pE?S??c]?\030?\022\030?\022\026,X??\024\v\023?\034?%?ǽ??3??ќ#?U?\035?ju?˸3Fq"...) at /Users/admin/Transmission/libtransmission/inout.c:210
#10 0x0008b797 in gotBlock (msgs=0x14260990, inbuf=0x14215820, index=171, offset=393216, length=16384) at /Users/admin/Transmission/libtransmission/peer-msgs.c:1243
#11 0x0008bc15 in readBtPiece (msgs=0x14260990, inbuf=0x1425f350) at /Users/admin/Transmission/libtransmission/peer-msgs.c:1306
#12 0x0008bd37 in canRead (evin=0x1425fc70, vmsgs=0x14260990) at /Users/admin/Transmission/libtransmission/peer-msgs.c:1336
#13 0x00082da6 in canReadWrapper (e=0x1425fc70, userData=0x14260730) at /Users/admin/Transmission/libtransmission/peer-io.c:94
#14 0x0004bbba in bufferevent_readcb (fd=28, event=2, arg=0x1425fc70) at /Users/admin/Transmission/third-party/libevent/evbuffer.c:140
#15 0x0004d71a in event_process_active (base=0x2a4a80) at /Users/admin/Transmission/third-party/libevent/event.c:331
#16 0x0004da15 in event_base_loop (base=0x2a4a80, flags=0) at /Users/admin/Transmission/third-party/libevent/event.c:447
#17 0x0004d872 in event_loop (flags=0) at /Users/admin/Transmission/third-party/libevent/event.c:381
#18 0x0004d762 in event_dispatch () at /Users/admin/Transmission/third-party/libevent/event.c:345
#19 0x0007f5d4 in libeventThreadFunc (veh=0x2a49b0) at /Users/admin/Transmission/libtransmission/trevent.c:212
#20 0x000689ad in ThreadFunc (_t=0x2a4a70) at /Users/admin/Transmission/libtransmission/platform.c:133
#21 0x963df075 in _pthread_start ()
#22 0x963def32 in thread_start ()