Hi all, I've got the same issue on 4.10.0-38-generic: [ven nov 10 07:55:06 2017] ------------[ cut here ]------------ [ven nov 10 07:55:06 2017] WARNING: CPU: 3 PID: 1326 at /build/linux-zYxhRZ/linux-4.10.0/drivers/net/wireless/intel/iwlwifi/mvm/tx.c:510 iwl_mvm_tx_skb_non_sta+0x3a2/0x450 [iwlmvm] [ven nov 10 07:55:06 2017] Modules linked in: ipt_MASQUERADE nf_nat_masquerade_ipv4 xt_conntrack ipt_REJECT nf_reject_ipv4 xt_tcpudp iptable_filter nf_nat_h323 nf_conntrack_h323 nf_nat_pptp nf_nat_proto_gre nf_conntrack_pptp nf_conntrack_proto_gre nf_nat_tftp nf_conntrack_tftp nf_nat_sip nf_conntrack_sip nf_nat_irc nf_conntrack_irc nf_nat_ftp nf_conntrack_ftp iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack libcrc32c ccm hid_generic algif_hash algif_skcipher af_alg rfcomm cmac uhid hid bnep bbswitch(OE) binfmt_misc arc4 uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_core videodev media asus_nb_wmi asus_wmi sparse_keymap mxm_wmi snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel intel_rapl x86_pkg_temp_thermal snd_hda_codec intel_powerclamp [ven nov 10 07:55:06 2017] snd_hda_core snd_hwdep kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul iwlmvm snd_pcm mac80211 snd_seq_midi ghash_clmulni_intel snd_seq_midi_event cryptd snd_rawmidi intel_cstate intel_rapl_perf snd_seq snd_seq_device snd_timer input_leds pcspkr iwlwifi btusb serio_raw btrtl snd btbcm btintel cfg80211 bluetooth lpc_ich soundcore mei_me shpchp mei wmi joydev mac_hid coretemp parport_pc ppdev lp parport ip_tables x_tables autofs4 i915 psmouse i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ahci drm libahci atl1c fjes video [last unloaded: nvidia] [ven nov 10 07:55:06 2017] CPU: 3 PID: 1326 Comm: wpa_supplicant Tainted: P OE 4.10.0-38-generic #42-Ubuntu [ven nov 10 07:55:06 2017] Hardware name: ASUSTeK Computer Inc. U36SG/U36SG, BIOS U36SG.202 10/19/2011 [ven nov 10 07:55:06 2017] Call Trace: [ven nov 10 07:55:06 2017] dump_stack+0x63/0x81 [ven nov 10 07:55:06 2017] __warn+0xcb/0xf0 [ven nov 10 07:55:06 2017] warn_slowpath_null+0x1d/0x20 [ven nov 10 07:55:06 2017] iwl_mvm_tx_skb_non_sta+0x3a2/0x450 [iwlmvm] [ven nov 10 07:55:06 2017] iwl_mvm_mac_tx+0x11e/0x1d0 [iwlmvm] [ven nov 10 07:55:06 2017] ieee80211_tx_frags+0x14d/0x220 [mac80211] [ven nov 10 07:55:06 2017] __ieee80211_tx+0x81/0x180 [mac80211] [ven nov 10 07:55:06 2017] ieee80211_tx+0x10f/0x150 [mac80211] [ven nov 10 07:55:06 2017] ieee80211_xmit+0x9c/0xf0 [mac80211] [ven nov 10 07:55:06 2017] __ieee80211_tx_skb_tid_band+0x5c/0x70 [mac80211] [ven nov 10 07:55:06 2017] ieee80211_mgmt_tx+0x432/0x4b0 [mac80211] [ven nov 10 07:55:06 2017] cfg80211_mlme_mgmt_tx+0xd8/0x2b0 [cfg80211] [ven nov 10 07:55:06 2017] nl80211_tx_mgmt+0x223/0x380 [cfg80211] [ven nov 10 07:55:06 2017] genl_family_rcv_msg+0x1dd/0x3c0 [ven nov 10 07:55:06 2017] ? skb_queue_tail+0x43/0x50 [ven nov 10 07:55:06 2017] ? __netlink_sendskb+0x3e/0x60 [ven nov 10 07:55:06 2017] genl_rcv_msg+0x59/0xa0 [ven nov 10 07:55:06 2017] ? genl_register_family+0x620/0x620 [ven nov 10 07:55:06 2017] netlink_rcv_skb+0xa4/0xc0 [ven nov 10 07:55:06 2017] genl_rcv+0x28/0x40 [ven nov 10 07:55:06 2017] netlink_unicast+0x18c/0x220 [ven nov 10 07:55:06 2017] netlink_sendmsg+0x2f7/0x3b0 [ven nov 10 07:55:06 2017] ? aa_sock_msg_perm+0x61/0x150 [ven nov 10 07:55:06 2017] sock_sendmsg+0x38/0x50 [ven nov 10 07:55:06 2017] ___sys_sendmsg+0x2c2/0x2d0 [ven nov 10 07:55:06 2017] ? lru_cache_add_active_or_unevictable+0x36/0xb0 [ven nov 10 07:55:06 2017] ? __check_object_size+0x100/0x1d7 [ven nov 10 07:55:06 2017] ? _copy_to_user+0x54/0x60 [ven nov 10 07:55:06 2017] __sys_sendmsg+0x54/0x90 [ven nov 10 07:55:06 2017] SyS_sendmsg+0x12/0x20 [ven nov 10 07:55:06 2017] entry_SYSCALL_64_fastpath+0x1e/0xad [ven nov 10 07:55:06 2017] RIP: 0033:0x7f7572564e37 [ven nov 10 07:55:06 2017] RSP: 002b:00007ffd02bad538 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ven nov 10 07:55:06 2017] RAX: ffffffffffffffda RBX: 00007ffd02bada90 RCX: 00007f7572564e37 [ven nov 10 07:55:06 2017] RDX: 0000000000000000 RSI: 00007ffd02bad570 RDI: 0000000000000007 [ven nov 10 07:55:06 2017] RBP: 00007ffd02bada80 R08: 0000000000000000 R09: 00000000000000f0 [ven nov 10 07:55:06 2017] R10: 00007f757281cb58 R11: 0000000000000246 R12: 0000563858e2df18 [ven nov 10 07:55:06 2017] R13: 00007ffd02badc10 R14: 0000000000000000 R15: 00000000fbad8001 [ven nov 10 07:55:06 2017] ---[ end trace f21cd88cbdea13f1 ]---
my card: 03:00.0 Network controller: Intel Corporation Wireless 7260 (rev 73) Subsystem: Intel Corporation Dual Band Wireless-AC 7260 Flags: bus master, fast devsel, latency 0, IRQ 34 Memory at ddc00000 (64-bit, non-prefetchable) [size=8K] Capabilities: <access denied> Kernel driver in use: iwlwifi Kernel modules: iwlwifi again dmesg -T| grep iwlwifi [ven nov 10 07:52:32 2017] iwlwifi 0000:03:00.0: loaded firmware version 17.459231.0 op_mode iwlmvm [ven nov 10 07:52:32 2017] iwlwifi 0000:03:00.0: Detected Intel(R) Dual Band Wireless AC 7260, REV=0x144 [ven nov 10 07:52:32 2017] iwlwifi 0000:03:00.0: L1 Disabled - LTR Disabled [ven nov 10 07:52:32 2017] iwlwifi 0000:03:00.0: L1 Disabled - LTR Disabled [ven nov 10 07:52:33 2017] iwlwifi 0000:03:00.0 wlp3s0: renamed from wlan0 [ven nov 10 07:52:34 2017] iwlwifi 0000:03:00.0: L1 Disabled - LTR Disabled [ven nov 10 07:52:34 2017] iwlwifi 0000:03:00.0: L1 Disabled - LTR Disabled [ven nov 10 07:52:34 2017] iwlwifi 0000:03:00.0: L1 Disabled - LTR Disabled [ven nov 10 07:52:34 2017] iwlwifi 0000:03:00.0: L1 Disabled - LTR Disabled [ven nov 10 07:52:34 2017] iwlwifi 0000:03:00.0: L1 Disabled - LTR Disabled [ven nov 10 07:52:34 2017] iwlwifi 0000:03:00.0: L1 Disabled - LTR Disabled [ven nov 10 07:52:35 2017] iwlwifi 0000:03:00.0: L1 Disabled - LTR Disabled [ven nov 10 07:52:35 2017] iwlwifi 0000:03:00.0: L1 Disabled - LTR Disabled [ven nov 10 07:55:06 2017] WARNING: CPU: 3 PID: 1326 at /build/linux-zYxhRZ/linux-4.10.0/drivers/net/wireless/intel/iwlwifi/mvm/tx.c:510 iwl_mvm_tx_skb_non_sta+0x3a2/0x450 [iwlmvm] [ven nov 10 07:55:06 2017] snd_hda_core snd_hwdep kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul iwlmvm snd_pcm mac80211 snd_seq_midi ghash_clmulni_intel snd_seq_midi_event cryptd snd_rawmidi intel_cstate intel_rapl_perf snd_seq snd_seq_device snd_timer input_leds pcspkr iwlwifi btusb serio_raw btrtl snd btbcm btintel cfg80211 bluetooth lpc_ich soundcore mei_me shpchp mei wmi joydev mac_hid coretemp parport_pc ppdev lp parport ip_tables x_tables autofs4 i915 psmouse i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ahci drm libahci atl1c fjes video [last unloaded: nvidia] -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1702961 Title: Intel wifi instability with 4.10 and Intel Device 24fd To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-hwe/+bug/1702961/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs