Description of problem:
Nothing special, just normal usage. I am looking at desktop theme options on Cinnamon

Additional info:
reporter:       libreport-2.6.2
WARNING: CPU: 0 PID: 0 at net/sched/sch_generic.c:303 dev_watchdog+0x22e/0x240()
NETDEV WATCHDOG: enp0s3 (e1000): transmit queue 0 timed out
Modules linked in: bnep bluetooth rfkill ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 xt_conntrack ebtable_nat ebtable_filter ebtable_broute bridge stp llc ebtables ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw ip6table_filter ip6_tables iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw snd_hda_codec_idt snd_hda_codec_generic snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_seq snd_seq_device snd_pcm snd_timer snd soundcore ppdev parport_pc i2c_piix4 parport video acpi_cpufreq nfsd auth_rpcgss nfs_acl lockd grace sunrpc serio_raw e1000 ata_generic pata_acpi
CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.2.0-0.rc4.git1.1.fc23.x86_64 #1
Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
 0000000000000000 3afe47802dff698b ffff88007fc03d58 ffffffff8176dee0
 0000000000000000 ffff88007fc03db0 ffff88007fc03d98 ffffffff8109c786
 ffff88007fc03d88 0000000000000000 ffff8800369ca000 0000000000000000
Call Trace:
 <IRQ>  [<ffffffff8176dee0>] dump_stack+0x45/0x57
 [<ffffffff8109c786>] warn_slowpath_common+0x86/0xc0
 [<ffffffff8109c815>] warn_slowpath_fmt+0x55/0x70
 [<ffffffff8168238e>] dev_watchdog+0x22e/0x240
 [<ffffffff81682160>] ? qdisc_rcu_free+0x40/0x40
 [<ffffffff811017a9>] call_timer_fn+0x39/0xf0
 [<ffffffff81682160>] ? qdisc_rcu_free+0x40/0x40
 [<ffffffff81101ddf>] run_timer_softirq+0x20f/0x2c0
 [<ffffffff810a0b3b>] __do_softirq+0xfb/0x290
 [<ffffffff810a0ee9>] irq_exit+0x119/0x120
 [<ffffffff817772f6>] smp_apic_timer_interrupt+0x46/0x60
 [<ffffffff8177548b>] apic_timer_interrupt+0x6b/0x70
 <EOI>  [<ffffffff81060576>] ? native_safe_halt+0x6/0x10
 [<ffffffff8101effe>] default_idle+0x1e/0xa0
 [<ffffffff8101f66f>] arch_cpu_idle+0xf/0x20
 [<ffffffff810dd66a>] default_idle_call+0x2a/0x40
 [<ffffffff810dd9a9>] cpu_startup_entry+0x2c9/0x320
 [<ffffffff817646cc>] rest_init+0x7c/0x80
 [<ffffffff81d55034>] start_kernel+0x4a4/0x4c5
 [<ffffffff81d54120>] ? early_idt_handler_array+0x120/0x120
 [<ffffffff81d54339>] x86_64_start_reservations+0x2a/0x2c
 [<ffffffff81d54485>] x86_64_start_kernel+0x14a/0x16d

Potential duplicate: bug 989081