DebugWire flash read causes heap corruption on LP64 hosts about avarice HOT 3 OPEN

Crashed Thread:        0  Dispatch queue: com.apple.main-thread

Exception Type:        EXC_CRASH (SIGABRT)
Exception Codes:       0x0000000000000000, 0x0000000000000000

Termination Reason:    Namespace SIGNAL, Code 6 Abort trap: 6
Terminating Process:   avarice [92774]

Application Specific Information:
abort() called


Thread 0 Crashed::  Dispatch queue: com.apple.main-thread
0   libsystem_kernel.dylib        	       0x19af78744 __pthread_kill + 8
1   libsystem_pthread.dylib       	       0x19afafc28 pthread_kill + 288
2   libsystem_c.dylib             	       0x19aebdae8 abort + 180
3   libsystem_malloc.dylib        	       0x19addee28 malloc_vreport + 908
4   libsystem_malloc.dylib        	       0x19adf55d4 malloc_zone_error + 104
5   libsystem_malloc.dylib        	       0x19aded148 nanov2_guard_corruption_detected + 44
6   libsystem_malloc.dylib        	       0x19adec344 nanov2_allocate_outlined + 404
7   libc++abi.dylib               	       0x19af6a924 operator new(unsigned long) + 32
8   avarice                       	       0x10009282c jtag3::sendFrame(unsigned char*, int) + 72
9   avarice                       	       0x100093064 jtag3::sendJtagCommand(unsigned char*, int, char const*, unsigned char*&, int&) + 116
10  avarice                       	       0x1000931d0 jtag3::doJtagCommand(unsigned char*, int, char const*, unsigned char*&, int&) + 64
11  avarice                       	       0x1000964ac jtag3::jtagRead(unsigned long, unsigned int) + 892
12  avarice                       	       0x1000a08c8 talkToGdb() + 1268
13  avarice                       	       0x10009e5c8 main + 4088
14  dyld                          	       0x19ac57f28 start + 2236

avarice(92815,0x1f66fa100) malloc: Heap corruption detected, free list is damaged at 0x600000f78010
*** Incorrect guard value: 18446744071898212351
avarice(92815,0x1f66fa100) malloc: *** set a breakpoint in malloc_error_break to debug
[1]    92815 abort      ~/src/avarice/src/avarice -d -w -C -4 localhost:6000