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Re: [Question #284756]: Duplicity 0.7.06 segfaults reliably mid-backup on OS X

 

Question #284756 on Duplicity changed:
https://answers.launchpad.net/duplicity/+question/284756

Jonathan Elchison posted a new comment:
you are correct, python itself is crashing, always at the same location
inside librsync.  here are the interesting parts of the log:

Process:               Python [1643]
Path:                  /usr/local/Cellar/python/2.7.11/Frameworks/Python.framework/Versions/2.7/Resources/Python.app/Contents/MacOS/Python
Identifier:            Python
Version:               2.7.11 (2.7.11)
Code Type:             X86-64 (Native)
Parent Process:        bash [1396]
Responsible:           Python [1643]
User ID:               0

Date/Time:             2016-02-07 16:00:25.963 -0500
OS Version:            Mac OS X 10.11.3 (15D21)
Report Version:        11
Anonymous UUID:        xxxxx


Time Awake Since Boot: 2400 seconds

System Integrity Protection: enabled

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

Exception Type:        EXC_BAD_ACCESS (SIGSEGV)
Exception Codes:       KERN_INVALID_ADDRESS at 0x00007fd45914ae04
Exception Note:        EXC_CORPSE_NOTIFY

VM Regions Near 0x7fd45914ae04:
    Stack                  0000700000807000-0000700000c09000 [ 4104K] rw-/rwx SM=COW  thread 2
--> 
    MALLOC_TINY            00007fd6d8400000-00007fd6d8800000 [ 4096K] rw-/rwx SM=PRV  

Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0   librsync.2.dylib              	0x0000000105545213 rs_search_for_block + 414
1   librsync.2.dylib              	0x000000010554252c rs_delta_s_scan + 201
2   librsync.2.dylib              	0x000000010554313c rs_job_iter + 87
3   _librsync.so                  	0x000000010553d737 _librsync_deltamaker_cycle + 161
4   org.python.python             	0x0000000104f06b57 PyEval_EvalFrameEx + 26864
5   org.python.python             	0x0000000104f0a6b1 fast_function + 264
6   org.python.python             	0x0000000104f06a7d PyEval_EvalFrameEx + 26646
7   org.python.python             	0x0000000104f00075 PyEval_EvalCodeEx + 1583
8   org.python.python             	0x0000000104f0a61e fast_function + 117
9   org.python.python             	0x0000000104f06a7d PyEval_EvalFrameEx + 26646
10  org.python.python             	0x0000000104f0a6b1 fast_function + 264
11  org.python.python             	0x0000000104f06a7d PyEval_EvalFrameEx + 26646
12  org.python.python             	0x0000000104f0a6b1 fast_function + 264
13  org.python.python             	0x0000000104f06a7d PyEval_EvalFrameEx + 26646
14  org.python.python             	0x0000000104f0a6b1 fast_function + 264
15  org.python.python             	0x0000000104f06a7d PyEval_EvalFrameEx + 26646
16  org.python.python             	0x0000000104f00075 PyEval_EvalCodeEx + 1583
17  org.python.python             	0x0000000104f0a61e fast_function + 117
18  org.python.python             	0x0000000104f06a7d PyEval_EvalFrameEx + 26646
19  org.python.python             	0x0000000104f00075 PyEval_EvalCodeEx + 1583
20  org.python.python             	0x0000000104f0a61e fast_function + 117
21  org.python.python             	0x0000000104f06a7d PyEval_EvalFrameEx + 26646
22  org.python.python             	0x0000000104f0a6b1 fast_function + 264
23  org.python.python             	0x0000000104f06a7d PyEval_EvalFrameEx + 26646
24  org.python.python             	0x0000000104f0a6b1 fast_function + 264
25  org.python.python             	0x0000000104f06a7d PyEval_EvalFrameEx + 26646
26  org.python.python             	0x0000000104f0a6b1 fast_function + 264
27  org.python.python             	0x0000000104f06a7d PyEval_EvalFrameEx + 26646
28  org.python.python             	0x0000000104f0a6b1 fast_function + 264
29  org.python.python             	0x0000000104f06a7d PyEval_EvalFrameEx + 26646
30  org.python.python             	0x0000000104f00075 PyEval_EvalCodeEx + 1583
31  org.python.python             	0x0000000104effa40 PyEval_EvalCode + 54
32  org.python.python             	0x0000000104f24041 run_mod + 53
33  org.python.python             	0x0000000104f240e4 PyRun_FileExFlags + 133
34  org.python.python             	0x0000000104f23c33 PyRun_SimpleFileExFlags + 698
35  org.python.python             	0x0000000104f35531 Py_Main + 3137
36  libdyld.dylib                 	0x00007fff8fe1c5ad start + 1

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