#0  0x00007ffff4a53109 in ?? () from /lib/libc.so.6
#1  0x00007ffff4a5674c in free () from /lib/libc.so.6
#2  0x00000000012947e1 in rem_memblock (memh=0x6071880) at intern/guardedalloc/intern/mallocn.c:659
#3  0x00000000012944c0 in MEM_freeN (vmemh=0x60718b0) at intern/guardedalloc/intern/mallocn.c:576
#4  0x000000000114ec37 in BLI_freelistN (listbase=0x7fffffffdfe0) at source/blender/blenlib/intern/listbase.c:287
#5  0x0000000000a0c621 in graph_draw_curves (ac=0x7fffffffe070, sipo=0x45eaf10, ar=0x45eada0, grid=0x60b1ce0, sel=0) at source/blender/editors/space_graph/graph_draw.c:954
#6  0x0000000000a08acb in graph_main_area_draw (C=0x2861ab0, ar=0x45eada0) at source/blender/editors/space_graph/space_graph.c:251
#7  0x0000000000aa42d2 in ED_region_do_draw (C=0x2861ab0, ar=0x45eada0) at source/blender/editors/screen/area.c:352
#8  0x00000000008778c2 in wm_method_draw_triple (C=0x2861ab0, win=0x4848770) at source/blender/windowmanager/intern/wm_draw.c:577
#9  0x0000000000877df9 in wm_draw_update (C=0x2861ab0) at source/blender/windowmanager/intern/wm_draw.c:717
#10 0x000000000087945c in WM_main (C=0x2861ab0) at source/blender/windowmanager/intern/wm.c:331
#11 0x000000000087467f in main (argc=2, argv=0x7fffffffe348) at source/creator/creator.c:1038