Description of problem: There is a wireless microcode firmware error reported shortly before the kernel error. Usually, this error does not cause a kernel error report. The wireless firmware error has its own separate bugzilla report. Additional info: reporter: libreport-2.6.2 WARNING: CPU: 0 PID: 7625 at drivers/net/wireless/iwlwifi/dvm/sta.c:585 iwl_deactivate_station+0x170/0x1a0 [iwldvm]() Modules linked in: hidp cmac rfcomm ccm ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 xt_conntrack ebtable_nat ebtable_broute bridge ebtable_filter 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 bnep snd_hda_codec_hdmi arc4 iwldvm mac80211 coretemp iTCO_wdt kvm_intel gpio_ich dell_wmi iTCO_vendor_support sparse_keymap iwlwifi kvm btusb dell_laptop btrtl snd_hda_codec_idt snd_hda_codec_generic btbcm snd_hda_intel btintel dcdbas bluetooth dell_smm_hwmon cfg80211 snd_hda_codec snd_hda_core snd_hwdep snd_seq joydev i2c_i801 r592 snd_seq_device memstick lpc_ich snd_pcm rfkill snd_timer snd shpchp wmi acpi_cpufreq soundcore nfsd auth_rpcgss nfs_acl lockd grace sunrpc i915 i2c_algo_bit drm_kms_helper 8021q garp stp llc mrp drm sdhci_pci sdhci firewire_ohci mmc_core firewire_core tg3 serio_raw ata_generic pata_acpi crc_itu_t ptp pps_core video CPU: 0 PID: 7625 Comm: kworker/u4:3 Not tainted 4.2.3-200.fc22.x86_64 #1 Hardware name: Dell Inc. Inspiron 1420 /0DT492, BIOS A10 12/19/2008 Workqueue: phy0 ieee80211_iface_work [mac80211] 0000000000000000 00000000d2d50624 ffff88000c6c76a8 ffffffff8177220a 0000000000000000 0000000000000000 ffff88000c6c76e8 ffffffff8109e4a6 ffff88000c6c76c8 ffff880074339448 0000000000000000 ffff880074339478 Call Trace: [<ffffffff8177220a>] dump_stack+0x45/0x57 [<ffffffff8109e4a6>] warn_slowpath_common+0x86/0xc0 [<ffffffff8109e5da>] warn_slowpath_null+0x1a/0x20 [<ffffffffa078c7d0>] iwl_deactivate_station+0x170/0x1a0 [iwldvm] [<ffffffffa0782429>] iwlagn_mac_sta_state+0x1a9/0x2e0 [iwldvm] [<ffffffffa06a78b4>] __sta_info_destroy_part2+0x234/0x300 [mac80211] [<ffffffffa06a7c50>] __sta_info_flush+0x100/0x1b0 [mac80211] [<ffffffffa06ececa>] ieee80211_set_disassoc+0xba/0x3c0 [mac80211] [<ffffffffa06ed208>] ieee80211_sta_connection_lost+0x38/0x70 [mac80211] [<ffffffffa06efd23>] ieee80211_sta_work+0x203/0x1390 [mac80211] [<ffffffff810d1269>] ? update_curr+0x119/0x150 [<ffffffff810b56a3>] ? __queue_delayed_work+0x83/0x180 [<ffffffff810d1077>] ? account_entity_dequeue+0xa7/0xc0 [<ffffffff810d3234>] ? dequeue_entity+0x144/0x690 [<ffffffffa06b5d1a>] ieee80211_iface_work+0x36a/0x3f0 [mac80211] [<ffffffff810b64fe>] process_one_work+0x19e/0x3f0 [<ffffffff810b679e>] worker_thread+0x4e/0x450 [<ffffffff810b6750>] ? process_one_work+0x3f0/0x3f0 [<ffffffff810b6750>] ? process_one_work+0x3f0/0x3f0 [<ffffffff810bc8a8>] kthread+0xd8/0xf0 [<ffffffff810bc7d0>] ? kthread_worker_fn+0x160/0x160 [<ffffffff81778fdf>] ret_from_fork+0x3f/0x70 [<ffffffff810bc7d0>] ? kthread_worker_fn+0x160/0x160 Potential duplicate: bug 1167513
Created attachment 1085075 [details] File: dmesg
Fedora 22 changed to end-of-life (EOL) status on 2016-07-19. Fedora 22 is no longer maintained, which means that it will not receive any further security or bug fix updates. As a result we are closing this bug. If you can reproduce this bug against a currently maintained version of Fedora please feel free to reopen this bug against that version. If you are unable to reopen this bug, please file a new report against the current release. If you experience problems, please add a comment to this bug. Thank you for reporting this bug and we are sorry it could not be fixed.