(gdb) bt full
#0  0x00007ffff69fe1ff in mozalloc_abort(char const*) () from /usr/lib/firefox/libmozalloc.so
No symbol table info available.
#1  0x00007ffff55147e5 in NS_DebugBreak_P () from /usr/lib/firefox/libxul.so
No symbol table info available.
#2  0x00007ffff499d4b3 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#3  0x00007ffff0916956 in _XError () from /usr/lib/libX11.so.6
No symbol table info available.
#4  0x00007ffff0913ba1 in ?? () from /usr/lib/libX11.so.6
No symbol table info available.
#5  0x00007ffff0913be5 in ?? () from /usr/lib/libX11.so.6
No symbol table info available.
#6  0x00007ffff09147d8 in _XReply () from /usr/lib/libX11.so.6
No symbol table info available.
#7  0x00007ffff091018d in XSync () from /usr/lib/libX11.so.6
No symbol table info available.
#8  0x00007fffef90d8d0 in ?? () from /usr/lib/libcairo.so.2
No symbol table info available.
#9  0x00007fffef90e87c in ?? () from /usr/lib/libcairo.so.2
No symbol table info available.
#10 0x00007fffef90bebb in ?? () from /usr/lib/libcairo.so.2
No symbol table info available.
#11 0x00007fffef8dc9b7 in ?? () from /usr/lib/libcairo.so.2
No symbol table info available.
#12 0x00007fffef908248 in ?? () from /usr/lib/libcairo.so.2
No symbol table info available.
#13 0x00007fffef9094b7 in ?? () from /usr/lib/libcairo.so.2
No symbol table info available.
#14 0x00007fffef8eef41 in ?? () from /usr/lib/libcairo.so.2
No symbol table info available.
#15 0x00007fffef8f008d in ?? () from /usr/lib/libcairo.so.2
No symbol table info available.
#16 0x00007fffef8f066c in ?? () from /usr/lib/libcairo.so.2
No symbol table info available.
#17 0x00007fffef89ae7a in ?? () from /usr/lib/libcairo.so.2
No symbol table info available.
#18 0x00007fffef90abb8 in ?? () from /usr/lib/libcairo.so.2
No symbol table info available.
#19 0x00007fffef8de034 in ?? () from /usr/lib/libcairo.so.2
No symbol table info available.
#20 0x00007fffef8a33b4 in ?? () from /usr/lib/libcairo.so.2
No symbol table info available.
#21 0x00007fffef89c8e4 in ?? () from /usr/lib/libcairo.so.2
No symbol table info available.
#22 0x00007fffef895945 in cairo_fill () from /usr/lib/libcairo.so.2
---Type <return> to continue, or q <return> to quit---
No symbol table info available.
#23 0x00007fffe86b7ae8 in ?? () from /usr/lib/gtk-2.0/2.10.0/engines/libmurrine.so
No symbol table info available.
#24 0x00007fffe86c9c1a in ?? () from /usr/lib/gtk-2.0/2.10.0/engines/libmurrine.so
No symbol table info available.
#25 0x00007fffe86c7e30 in ?? () from /usr/lib/gtk-2.0/2.10.0/engines/libmurrine.so
No symbol table info available.
#26 0x00007fffe86c0c83 in ?? () from /usr/lib/gtk-2.0/2.10.0/engines/libmurrine.so
No symbol table info available.
#27 0x00007ffff534333d in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#28 0x00007ffff53456a1 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#29 0x00007ffff53653cd in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#30 0x00007ffff5558b2f in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#31 0x00007ffff48661b2 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#32 0x00007ffff555762a in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#33 0x00007ffff5558c63 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#34 0x00007ffff5365d1a in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#35 0x00007ffff4762b3c in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#36 0x00007ffff4762f8b in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#37 0x00007ffff476387d in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#38 0x00007ffff4754298 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#39 0x00007ffff5563073 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#40 0x00007ffff55630f0 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#41 0x00007ffff48694e0 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#42 0x00007ffff48675a4 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#43 0x00007ffff486784f in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#44 0x00007ffff486751f in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
---Type <return> to continue, or q <return> to quit---
#45 0x00007ffff486784f in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#46 0x00007ffff486751f in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#47 0x00007ffff486784f in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#48 0x00007ffff555d84f in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#49 0x00007ffff555de71 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#50 0x00007ffff4b41135 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#51 0x00007ffff4b4151e in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#52 0x00007ffff4b511c6 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#53 0x00007ffff4b6129b in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#54 0x00007ffff47f3ee6 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#55 0x00007ffff4e5e49b in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#56 0x00007ffff4771245 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#57 0x00007ffff4843fec in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#58 0x00007ffff48441fd in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#59 0x00007ffff48433e9 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#60 0x00007ffff4838e39 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#61 0x00007ffff4cf4087 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#62 0x00007ffff54c331e in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#63 0x00007ffff54c3338 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#64 0x00007ffff54c554a in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#65 0x00007ffff54c4825 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#66 0x00007ffff48d9741 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#67 0x00007ffff48cc04f in ?? () from /usr/lib/firefox/libxul.so
---Type <return> to continue, or q <return> to quit---
No symbol table info available.
#68 0x00007ffff48d9360 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#69 0x00007ffff48d94d5 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#70 0x00007ffff4935b84 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#71 0x00007ffff58fb09d in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#72 0x00007ffff48d9741 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#73 0x00007ffff48cc04f in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#74 0x00007ffff48d9360 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#75 0x00007ffff48d97f2 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#76 0x00007ffff585de56 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#77 0x00007ffff48d9741 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#78 0x00007ffff48cc04f in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#79 0x00007ffff48d9360 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#80 0x00007ffff48d97f2 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#81 0x00007ffff48d9ca1 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#82 0x00007ffff489b904 in JS_CallFunctionValue () from /usr/lib/firefox/libxul.so
No symbol table info available.
#83 0x00007ffff481cffb in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#84 0x00007ffff481aacd in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#85 0x00007ffff551fca9 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#86 0x00007ffff551f1d7 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#87 0x00007fffa5a59b80 in ?? ()
No symbol table info available.
#88 0x00007fffa567fdd0 in ?? ()
No symbol table info available.
#89 0x00007fffa5a59b80 in ?? ()
No symbol table info available.
---Type <return> to continue, or q <return> to quit---
#90 0x00007fffa567fdd0 in ?? ()
No symbol table info available.
#91 0x00007fffa9f51498 in ?? ()
No symbol table info available.
#92 0x0000000000000006 in ?? ()
No symbol table info available.
#93 0x4132700000000000 in ?? ()
No symbol table info available.
#94 0x4184400000000000 in ?? ()
No symbol table info available.
#95 0x3feccccccccccccd in ?? ()
No symbol table info available.
#96 0x00007ffff4847df5 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#97 0x00007ffff4d3dfb3 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#98 0x00007ffff47e0b94 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#99 0x00007ffff47e2f97 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#100 0x00007ffff47e35c1 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#101 0x00007ffff4b49553 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#102 0x00007ffff51bf965 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#103 0x00007ffff51c4268 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#104 0x00007ffff4830426 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#105 0x00007ffff51d3028 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#106 0x00007ffff51d329e in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#107 0x00007ffff51d3406 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#108 0x00007ffff49b1888 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#109 0x00007ffff4ca1b07 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#110 0x00007ffff4e4b908 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#111 0x00007ffff4e4b95a in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#112 0x00007ffff48433e9 in ?? () from /usr/lib/firefox/libxul.so
---Type <return> to continue, or q <return> to quit---
No symbol table info available.
#113 0x00007ffff4838e39 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#114 0x00007ffff4835ec8 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#115 0x00007ffff552a293 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#116 0x00007ffff5366545 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#117 0x00007ffff5228293 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#118 0x00007ffff49954ad in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#119 0x00007ffff49976c1 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#120 0x00007ffff4997936 in XRE_main () from /usr/lib/firefox/libxul.so
No symbol table info available.
#121 0x000000000040260e in ?? ()
No symbol table info available.
#122 0x00007ffff702ea15 in __libc_start_main () from /usr/lib/libc.so.6
No symbol table info available.
#123 0x00000000004061bd in _start ()
No symbol table info available.
(gdb)