Description of problem:
I power up my computer, turn down my volume from 70% to 20%, open email client Evolution, open firefox. Then I read an email, save an attactment to my desktop (a PDF file). Then I see a notification that appears. 

Version-Release number of selected component:
gvfs-1.26.1.1-2.fc23

Additional info:
reporter:       libreport-2.6.3
backtrace_rating: 4
cmdline:        /usr/libexec/gvfsd-dnssd --spawner :1.3 /org/gtk/gvfs/exec_spaw/4
crash_function: __strcmp_sse2_unaligned
executable:     /usr/libexec/gvfsd-dnssd
global_pid:     3059
kernel:         4.2.5-300.fc23.x86_64
runlevel:       N 5
type:           CCpp
uid:            1001

Truncated backtrace:
Thread no. 1 (9 frames)
 #0 __strcmp_sse2_unaligned at ../sysdeps/x86_64/multiarch/strcmp-sse2-unaligned.S:29
 #1 lookup_link_file_by_name_and_type at gvfsbackenddnssd.c:377
 #2 resolve_callback at gvfsbackenddnssd.c:570
 #3 avahi_service_resolver_event at resolver.c:146
 #4 filter_func at client.c:256
 #6 dispatch_timeout_callback at ../avahi-common/dbus-watch-glue.c:105
 #7 start_timeout_callback at glib-watch.c:252
 #8 dispatch_func at glib-watch.c:331
 #13 daemon_main at daemon-main.c:396