Additional info:
reporter:       libreport-2.7.2
WARNING: CPU: 1 PID: 6618 at net/mac80211/ibss.c:1083 ieee80211_update_sta_info.isra.12+0x2a0/0x340 [mac80211]
Modules linked in: snd_seq_dummy fuse nf_conntrack_netbios_ns nf_conntrack_broadcast ip6t_REJECT nf_reject_ipv6 ip6t_rpfilter xt_conntrack ip_set nfnetlink ebtable_broute bridge stp llc ebtable_nat ip6table_security ip6table_raw ip6table_mangle ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 iptable_security iptable_raw iptable_mangle iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack ebtable_filter ebtables ip6table_filter ip6_tables arc4 iwldvm mac80211 iTCO_wdt iTCO_vendor_support intel_rapl x86_pkg_temp_thermal coretemp uvcvideo kvm_intel videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 kvm videobuf2_core videodev media irqbypass crc32_pclmul iwlwifi snd_hda_codec_hdmi snd_hda_codec_realtek cfg80211 snd_hda_codec_generic joydev snd_hda_intel snd_hda_codec
 classmate_laptop wmi snd_hda_core acpi_als snd_hwdep kfifo_buf rfkill snd_seq industrialio lpc_ich snd_seq_device snd_pcm mei_me i2c_i801 snd_timer snd soundcore mei tpm_tis tpm nfsd auth_rpcgss nfs_acl lockd grace sunrpc binfmt_misc i915 ums_realtek uas usb_storage crc32c_intel r8169 i2c_algo_bit drm_kms_helper serio_raw drm mii video fjes
CPU: 1 PID: 6618 Comm: kworker/u16:2 Not tainted 4.6.4-301.fc24.i686+PAE #1
Hardware name: Intel Corporation Intel powered classmate PC/Intel powered classmate PC, BIOS MPSNB10L.10B.0017.2013.0807.1337 08/07/2013
Workqueue: phy0 ieee80211_iface_work [mac80211]
 c0e0c967 88523796 00000286 ee879c18 c0756977 00000000 f8dac23c ee879c48
 c047298a c0d12068 00000001 000019da f8dac23c 0000043b f8d50d40 0000043b
 f1fb6500 00000f00 00000000 ee879c5c c0472a9a 00000009 00000000 00000000
Call Trace:
 [<c0756977>] dump_stack+0x58/0x81
 [<c047298a>] __warn+0xea/0x110
 [<f8d50d40>] ? ieee80211_update_sta_info.isra.12+0x2a0/0x340 [mac80211]
 [<c0472a9a>] warn_slowpath_null+0x2a/0x30
 [<f8d50d40>] ieee80211_update_sta_info.isra.12+0x2a0/0x340 [mac80211]
 [<f8d50eb7>] ieee80211_rx_mgmt_probe_beacon+0xd7/0x2d0 [mac80211]
 [<f8d517f0>] ieee80211_ibss_rx_queued_mgmt+0x3c0/0x4b0 [mac80211]
 [<c04a53a1>] ? dequeue_entity+0x381/0xf40
 [<c0432878>] ? sched_clock+0x8/0x10
 [<c04a6684>] ? dequeue_task_fair+0x724/0xcf0
 [<c04a6e62>] ? put_prev_entity+0x32/0xc90
 [<c0494f0b>] ? update_rq_clock.part.70+0x1b/0x2b0
 [<f8d5383a>] ieee80211_iface_work+0x2aa/0x430 [mac80211]
 [<c048a34f>] process_one_work+0x13f/0x3a0
 [<c048a5e9>] worker_thread+0x39/0x460
 [<c048a5b0>] ? process_one_work+0x3a0/0x3a0
 [<c048f936>] kthread+0xa6/0xc0
 [<c0b3a2c9>] ret_from_kernel_thread+0x21/0x38
 [<c048f890>] ? kthread_worker_fn+0x140/0x140