Version-Release number of selected component:
epiphany-runtime-3.14.2-3.fc21

Additional info:
reporter:       libreport-2.3.0
backtrace_rating: 4
cmdline:        epiphany
crash_function: g_malloc
executable:     /usr/bin/epiphany
kernel:         3.17.7-300.fc21.x86_64
runlevel:       N 5
type:           CCpp
uid:            1000

Truncated backtrace:
Thread no. 1 (10 frames)
 #6 g_malloc at gmem.c:97
 #7 gtk_allocated_bitmask_new_for_bits at gtkallocatedbitmask.c:67
 #8 gtk_bitmask_ensure_allocated at gtkallocatedbitmask.c:80
 #9 _gtk_allocated_bitmask_set at gtkallocatedbitmask.c:260
 #10 _gtk_bitmask_set at ../gtk/gtkbitmaskprivateimpl.h:106
 #11 _gtk_css_computed_values_set_value at gtkcsscomputedvalues.c:193
 #12 _gtk_css_computed_values_compute_value at gtkcsscomputedvalues.c:148
 #13 _gtk_css_lookup_resolve at gtkcsslookup.c:166
 #14 build_properties at gtkstylecontext.c:774
 #15 style_values_lookup at gtkstylecontext.c:813