On 2017-01-20 00:03, Xristos Xristoou wrote:
i am a python 2.7 and ubuntu 16.04 user and i have unexpected error when try to 
excute some python scripts . i use pycharm and i have the some error when i try 
to run python script from the ubuntu terminal. the error :

*** Error in `/usr/bin/python2.7': corrupted double-linked list: 0x0b83c880 ***

the error message :

======= Backtrace: =========
/lib/i386-linux-gnu/libc.so.6(+0x67377)[0xb764b377]
/lib/i386-linux-gnu/libc.so.6(+0x6d2f7)[0xb76512f7]
/lib/i386-linux-gnu/libc.so.6(+0x6e2f1)[0xb76522f1]
/usr/lib/i386-linux-gnu/libstdc++.so.6(_ZdlPv+0x18)[0xb6ba9d88]
/usr/lib/libgdal.so.1(_ZN15GDALMajorObjectD0Ev+0x22)[0xb075a582]
/usr/lib/libgdal.so.1(GDALClose+0x77)[0xb074d747]
/usr/lib/qgis/plugins/libgdalprovider.so(+0xa930)[0xa4888930]
/usr/lib/qgis/plugins/libgdalprovider.so(+0xaafa)[0xa4888afa]
/usr/lib/libqgis_core.so.2.18.3(_ZN13QgsRasterPipeD1Ev+0x75)[0xb3d6a7d5]
/usr/lib/libqgis_core.so.2.18.3(_ZN14QgsRasterLayerD1Ev+0x2f)[0xb3d5cd0f]
/usr/lib/python2.7/dist-packages/qgis/_core.i386-linux-gnu.so(_ZN17sipQgsRasterLayerD1Ev+0x3b)[0xb489dd2b]
/usr/lib/python2.7/dist-packages/qgis/_core.i386-linux-gnu.so(_ZN17sipQgsRasterLayerD0Ev+0x1a)[0xb489dd5a]
/usr/lib/python2.7/dist-packages/qgis/_core.i386-linux-gnu.so(+0x43df45)[0xb4883f45]
/usr/lib/python2.7/dist-packages/qgis/_core.i386-linux-gnu.so(+0x43df8a)[0xb4883f8a]
/usr/lib/python2.7/dist-packages/sip.i386-linux-gnu.so(+0x5d49)[0xb724dd49]
/usr/lib/python2.7/dist-packages/sip.i386-linux-gnu.so(+0xc19b)[0xb725419b]
/usr/bin/python2.7[0x8144aad]
/usr/bin/python2.7[0x80fd127]
/usr/bin/python2.7(PyDict_SetItem+0x478)[0x80e9268]
/usr/bin/python2.7(_PyModule_Clear+0xba)[0x8149a1a]
/usr/bin/python2.7(PyImport_Cleanup+0x37a)[0x81495ca]
/usr/bin/python2.7(Py_Finalize+0x99)[0x8147399]
/usr/bin/python2.7(Py_Main+0x4bd)[0x80e639d]
/usr/bin/python2.7(main+0x26)[0x80e5ec6]
/lib/i386-linux-gnu/libc.so.6(__libc_start_main+0xf7)[0xb75fc637]
/usr/bin/python2.7[0x80e5dc8]
[snip]

It looks like a bug in an extension, possibly in libgdal, qgis or libqgis. It has written to a part of the heap that it shouldn't, perhaps beyond the end of an allocated block, corrupting the heap in the process.

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