- gdb --args /home/malc/x/rcs/git/mupdf/build/debug/mupdf-gl -Y 2.3 briefhistprint.epub STRAY-ARGUMENT
Reading symbols from /home/malc/x/rcs/git/mupdf/build/debug/mupdf-gl...
(gdb) r
Starting program: /home/malc/x/rcs/git/mupdf/build/debug/mupdf-gl -Y 2.3 briefhistprint.epub STRAY-ARGUMENT
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[New Thread 0x7fffedb3c640 (LWP 304597)]
[New Thread 0x7fffed93b640 (LWP 304598)]
[New Thread 0x7fffed73a640 (LWP 304599)]
[New Thread 0x7fffed539640 (LWP 304600)]

Thread 1 "mupdf-gl" received signal SIGSEGV, Segmentation fault.
0x00005555556c66d5 in pdf_trailer (ctx=0x555557de6140, doc=0x0) at source/pdf/pdf-xref.c:156
156		pdf_xref *xrefs = doc->xref_sections;
(gdb) bt
#0  0x00005555556c66d5 in pdf_trailer (ctx=0x555557de6140, doc=0x0) at source/pdf/pdf-xref.c:156
#1  0x0000555555694214 in pdf_lookup_dest (ctx=0x555557de6140, doc=0x0, needle=0x555557e1e0e0) at source/pdf/pdf-nametree.c:91
#2  0x00005555556a9b91 in pdf_lookup_anchor (ctx=0x555557de6140, doc=0x0, name=0x7fffffffe9f9 "STRAY-ARGUMENT", xp=0x0, yp=0x0) at source/pdf/pdf-page.c:321
#3  0x00005555555c6186 in load_document () at platform/gl/gl-main.c:1698
#4  0x00005555555c97cc in main (argc=5, argv=0x7fffffffe688) at platform/gl/gl-main.c:2670
(gdb)