hi,
after updating to kernel >= 4.14 (from 4.13.X) my wifi stops working every
couple hours with the following stacktrace (I've already updated firmware to
latest version):
jan 03 13:28:17 tmi kernel: iwlwifi 0000:3b:00.0: loaded firmware version
17.608620.0 op_mode iwlmvm
jan 03 13:28:17 tmi kernel: iwlwifi 0000:3b:00.0: Detected Intel(R) Dual Band
Wireless AC 7260, REV=0x144
jan 03 13:28:17 tmi kernel: iwlwifi 0000:3b:00.0: base HW address:
d8:fc:93:14:cc:15
jan 03 13:28:17 tmi kernel: ieee80211 phy0: Selected rate control algorithm
'iwl-mvm-rs'
[...]
jan 03 16:14:05 tmi kernel: iwlwifi 0000:3b:00.0: iwl_pcie_cmdq_reclaim: Read
index for DMA queue txq id (0), index 0 is out of range [0-256] 70 70.
jan 03 16:14:05 tmi kernel: iwlwifi 0000:3b:00.0: HCMD_ACTIVE already clear for
command LQ_CMD
jan 03 16:14:05 tmi kernel: frame on invalid queue - is on 0 and indicates 1
jan 03 16:14:05 tmi kernel: ------------[ cut here ]------------
jan 03 16:14:05 tmi kernel: WARNING: CPU: 5 PID: 219 at
drivers/net/wireless/intel/iwlwifi/pcie/rx.c:1133
iwl_pcie_rx_handle+0x4cc/0x780 [iwlwifi]
jan 03 16:14:05 tmi kernel: Modules linked in: nf_log_ipv4 nf_log_common xt_LOG
xt_length nf_conntrack_ipv4 nf_defrag_ipv4 xt_owner xt_multiport xt_conntrack
nf_conntrack iptable_mangle iwlmvm snd_hda_codec_realtek snd_hda_codec_generic
rtsx_pci_sdmmc mac80211 x86_pkg_temp_thermal asus_nb_wmi mmc_core asus_wmi
crc32c_intel snd_hda_intel snd_hda_codec iwlwifi aesni_intel snd_hwdep
snd_hda_core aes_x86_64 snd_pcm crypto_simd cfg80211 cryptd glue_helper
snd_timer ehci_pci xhci_pci xhci_hcd rfkill
rtsx_pci snd lpc_ich ehci_hcd mfd_core tpm_tis tpm_tis_core tpm wmi efivarfs
jan 03 16:14:05 tmi kernel: CPU: 5 PID: 219 Comm: irq/30-iwlwifi Not tainted
4.14.11 #1
jan 03 16:14:05 tmi kernel: Hardware name: ASUSTeK COMPUTER INC. N501JW/N501JW,
BIOS N501JW.211 10/28/2015
jan 03 16:14:05 tmi kernel: task: ffff897d6e209a80 task.stack: ffffb18e00718000
jan 03 16:14:05 tmi kernel: RIP: 0010:iwl_pcie_rx_handle+0x4cc/0x780 [iwlwifi]
jan 03 16:14:05 tmi kernel: RSP: 0018:ffffb18e0071bdd8 EFLAGS: 00010296
jan 03 16:14:05 tmi kernel: RAX: 0000000000000030 RBX: 0000000000000040 RCX:
0000000000000006
jan 03 16:14:05 tmi kernel: RDX: 0000000000000007 RSI: 0000000000000096 RDI:
ffff897d7ef52370
jan 03 16:14:05 tmi kernel: RBP: ffff897d28019040 R08: 0000000000000001 R09:
0000000000000999
jan 03 16:14:05 tmi kernel: R10: ffff897d28019000 R11: 0000000000000000 R12:
0000000000000040
jan 03 16:14:05 tmi kernel: R13: ffff897d6e290018 R14: ffff897d6e0b4000 R15:
ffff897d72c2c000
jan 03 16:14:05 tmi kernel: FS: 0000000000000000(0000)
GS:ffff897d7ef40000(0000) knlGS:0000000000000000
jan 03 16:14:05 tmi kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
jan 03 16:14:05 tmi kernel: CR2: 00007f73478ec000 CR3: 000000004ca0a006 CR4:
00000000001606e0
jan 03 16:14:05 tmi kernel: Call Trace:
jan 03 16:14:05 tmi kernel: iwl_pcie_irq_handler+0x182/0x6b0 [iwlwifi]
jan 03 16:14:05 tmi kernel: ? irq_forced_thread_fn+0x60/0x60
jan 03 16:14:05 tmi kernel: ? irq_thread_dtor+0x90/0x90
jan 03 16:14:05 tmi kernel: irq_thread_fn+0x16/0x40
jan 03 16:14:05 tmi kernel: ? irq_thread_dtor+0x90/0x90
jan 03 16:14:05 tmi kernel: irq_thread+0x11a/0x170
jan 03 16:14:05 tmi kernel: ? wake_threads_waitq+0x30/0x30
jan 03 16:14:05 tmi kernel: kthread+0x10e/0x130
jan 03 16:14:05 tmi kernel: ? kthread_create_on_node+0x40/0x40
jan 03 16:14:05 tmi kernel: ret_from_fork+0x1f/0x30
jan 03 16:14:05 tmi kernel: Code: 28 01 00 00 48 c7 80 28 01 00 00 00 00 00 00
48 89 0c 24 e9 23 fc ff ff 31 c0 e9 e8 fd ff ff 48 c7 c7 f8 e4 4e c0 e8 0d 04
bb f6 <0f> ff e9 93 fd ff ff 48 8b 05 0e 38 94 f7 e9 5c fc ff ff 80 7c
jan 03 16:14:05 tmi kernel: ---[ end trace 8adc3b47ce265658 ]---
jan 03 16:14:05 tmi kernel: frame on invalid queue - is on 0 and indicates 6
kudos,
Dawid
