[FS#1326] Kernel crash

Sat Feb 3 16:36:36 PST 2018

A new Flyspray task has been opened.  Details are below. 

User who did this - systemcrash (systemcrash) 

Attached to Project - OpenWrt/LEDE Project
Summary - Kernel crash
Task Type - Bug Report
Category - Kernel
Status - Unconfirmed
Assigned To - 
Operating System - All
Severity - Medium
Priority - Very Low
Reported Version - Trunk
Due in Version - Undecided
Due Date - Undecided
Details - Supply the following if possible:
 - Device problem occurs on
Archer C7 v2 

 - Software versions of OpenWrt/LEDE release, packages, etc.

OpenWrt SNAPSHOT r5994-fd30187c87 / LuCI Master (git-18.031.70145-518ac52)

Feb 3rd 2018 snapshot. 

 - Steps to reproduce

install snapshot, let it run, normal usage, connect disconnect etc.

info from kernel log:

=========
[14458.634926] ath10k_pci 0000:01:00.0: failed to delete peer c4:b3:01:8f:ef:62 for vdev 0: -145
[14458.643587] ath10k_pci 0000:01:00.0: found sta peer c4:b3:01:8f:ef:62 (ptr 86958c00 id 27) entry on vdev 0 after it was supposedly removed
[14458.656870] ------------[ cut here ]------------
[14458.661686] WARNING: CPU: 0 PID: 13630 at backports-2017-11-01/net/mac80211/sta_info.c:1001 sta_set_sinfo+0x930/0x9d8 [mac80211]
[14458.673453] Modules linked in: xt_tcpmss xt_statistic xt_recent xt_length xt_hl xt_helper xt_ecn xt_dscp xt_connmark xt_connlimit xt_connbytes xt_HL xt_DSCP xt_CLASSIFY ipt_ECN sch_cake act_skbedit act_mirred em_u32 cls_u32 cls_tcindex cls_flow cls_route cls_fw sch_tbf sch_htb sch_hfsc sch_ingress ifb ath9k ath9k_common pppoe ppp_async ath9k_hw ath10k_pci ath10k_core ath pppox ppp_generic nf_conntrack_netlink nf_conntrack_ipv6 mac80211 iptable_nat ipt_REJECT ipt_MASQUERADE cfg80211 xt_time xt_tcpudp xt_state xt_nat xt_multiport xt_mark xt_mac xt_limit xt_conntrack xt_comment xt_TCPMSS xt_REDIRECT xt_LOG xt_CT slhc nfnetlink nf_reject_ipv4 nf_nat_redirect nf_nat_masquerade_ipv4 nf_conntrack_ipv4 nf_nat_ipv4 nf_nat nf_log_ipv4 nf_defrag_ipv6 nf_defrag_ipv4 nf_conntrack_rtcache nf_conntrack iptable_mangle
[14458.745995]  iptable_filter ip_tables crc_ccitt compat ledtrig_usbport ip6t_REJECT nf_reject_ipv6 nf_log_ipv6 nf_log_common ip6table_mangle ip6table_filter ip6_tables x_tables sit tunnel4 ip_tunnel nls_utf8 nls_iso8859_1 nls_cp437 vfat fat usb_storage sd_mod scsi_mod ehci_platform ehci_hcd gpio_button_hotplug usbcore nls_base usb_common
[14458.775167] CPU: 0 PID: 13630 Comm: hostapd Not tainted 4.9.77 #0
[14458.781337] Stack : 804f765a 00000035 00000000 00000001 87c2f614 80489347 80439b58 0000353e
[14458.789882]         804f37a0 000003e9 00000000 00000000 00000000 800a9934 8043f378 80480000
[14458.798426]         00000003 000003e9 8043d53c 86b5fb0c 00000000 800d847c 804f765a 00000074
[14458.806971]         00000000 8022ef00 00000000 00000000 00000000 00000000 00000000 00000000
[14458.815516]         00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[14458.824051]         ...
[14458.826552] Call Trace:
[14458.829043] [] show_stack+0x54/0x88
[14458.833482] [] __warn+0xe4/0x118
[14458.837657] [] warn_slowpath_null+0x1c/0x34
[14458.842880] [] sta_set_sinfo+0x930/0x9d8 [mac80211]
[14458.848830] [] sta_info_get_bss+0x18/0x68 [mac80211]
[14458.854870] [] sta_info_destroy_addr_bss+0x38/0x60 [mac80211]
[14458.861694] [] cfg80211_check_station_change+0x21cc/0x3848 [cfg80211]
[14458.869154] ---[ end trace e47c69f6c533b83e ]---
[14461.914797] ath10k_pci 0000:01:00.0: failed to wait for created wmi peer c4:b3:01:8f:ef:62 on vdev 0: -145
[14461.924661] ath10k_pci 0000:01:00.0: failed to add peer c4:b3:01:8f:ef:62 for vdev 0 when adding a new sta: -145
[14746.711911] ath10k_pci 0000:01:00.0: failed to install key for vdev 0 peer 2c:0e:3d:12:09:95: -11
[14746.720962] wlan0: failed to remove key (0, 2c:0e:3d:12:09:95) from hardware (-11)
[14746.753467] ath10k_pci 0000:01:00.0: cipher 0 is not supported
[14746.759445] ath10k_pci 0000:01:00.0: failed to remove peer wep key 0: -122
[14746.766463] ath10k_pci 0000:01:00.0: failed to clear all peer wep keys for vdev 0: -122
[14746.774607] ath10k_pci 0000:01:00.0: failed to disassociate station: 2c:0e:3d:12:09:95 vdev 0: -122
[14746.783787] ------------[ cut here ]------------
[14746.788602] WARNING: CPU: 0 PID: 13630 at backports-2017-11-01/net/mac80211/sta_info.c:993 sta_set_sinfo+0x8e0/0x9d8 [mac80211]
[14746.800249] Modules linked in: xt_tcpmss xt_statistic xt_recent xt_length xt_hl xt_helper xt_ecn xt_dscp xt_connmark xt_connlimit xt_connbytes xt_HL xt_DSCP xt_CLASSIFY ipt_ECN sch_cake act_skbedit act_mirred em_u32 cls_u32 cls_tcindex cls_flow cls_route cls_fw sch_tbf sch_htb sch_hfsc sch_ingress ifb ath9k ath9k_common pppoe ppp_async ath9k_hw ath10k_pci ath10k_core ath pppox ppp_generic nf_conntrack_netlink nf_conntrack_ipv6 mac80211 iptable_nat ipt_REJECT ipt_MASQUERADE cfg80211 xt_time xt_tcpudp xt_state xt_nat xt_multiport xt_mark xt_mac xt_limit xt_conntrack xt_comment xt_TCPMSS xt_REDIRECT xt_LOG xt_CT slhc nfnetlink nf_reject_ipv4 nf_nat_redirect nf_nat_masquerade_ipv4 nf_conntrack_ipv4 nf_nat_ipv4 nf_nat nf_log_ipv4 nf_defrag_ipv6 nf_defrag_ipv4 nf_conntrack_rtcache nf_conntrack iptable_mangle
[14746.872787]  iptable_filter ip_tables crc_ccitt compat ledtrig_usbport ip6t_REJECT nf_reject_ipv6 nf_log_ipv6 nf_log_common ip6table_mangle ip6table_filter ip6_tables x_tables sit tunnel4 ip_tunnel nls_utf8 nls_iso8859_1 nls_cp437 vfat fat usb_storage sd_mod scsi_mod ehci_platform ehci_hcd gpio_button_hotplug usbcore nls_base usb_common
[14746.901958] CPU: 0 PID: 13630 Comm: hostapd Tainted: G        W       4.9.77 #0
[14746.909370] Stack : 804f765a 00000043 00000000 00000001 87c2f614 80489347 80439b58 0000353e
[14746.917913]         804f37a0 000003e1 00000000 00000000 00000000 800a9934 8043f378 80480000
[14746.926458]         00000003 000003e1 8043d53c 86b5fb0c 00000000 800d847c 804f765a 00000073
[14746.935002]         8049ae60 8022ef00 00000000 00000000 00000000 00000000 00000000 00000000
[14746.943547]         00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[14746.952092]         ...
[14746.954583] Call Trace:
[14746.957064] [] show_stack+0x54/0x88
[14746.961495] [] __warn+0xe4/0x118
[14746.965666] [] warn_slowpath_null+0x1c/0x34
[14746.970889] [] sta_set_sinfo+0x8e0/0x9d8 [mac80211]
[14746.976845] [] sta_info_get_bss+0x18/0x68 [mac80211]
[14746.982873] [] sta_info_destroy_addr_bss+0x38/0x60 [mac80211]
[14746.989699] [] cfg80211_check_station_change+0x21cc/0x3848 [cfg80211]
[14746.997160] ---[ end trace e47c69f6c533b83f ]---
[14750.071885] ath10k_pci 0000:01:00.0: failed to delete peer 2c:0e:3d:12:09:95 for vdev 0: -11
[14750.080493] ath10k_pci 0000:01:00.0: found sta peer 2c:0e:3d:12:09:95 (ptr 86115e00 id 57) entry on vdev 0 after it was supposedly removed
[14753.111859] ath10k_pci 0000:01:00.0: failed to set beacon mode for vdev 0: -11
[14756.151812] ath10k_pci 0000:01:00.0: failed to set dtim period for vdev 0: -11
[14759.191795] ath10k_pci 0000:01:00.0: failed to recalculate rts/cts prot for vdev 0: -11
[14762.231753] ath10k_pci 0000:01:00.0: failed to set cts protection for vdev 0: -11
[14765.271707] ath10k_pci 0000:01:00.0: failed to set preamble for vdev 0: -11
[88965.620794] ath10k_pci 0000:01:00.0: failed to install key for vdev 0 peer a4:2b:b0:df:39:70: -11
[88965.630032] wlan0: failed to set key (2, ff:ff:ff:ff:ff:ff) to hardware (-11)
[111930.445474] ath10k_pci 0000:01:00.0: failed to send pdev bss chan info request
[111933.485423] ath10k_pci 0000:01:00.0: failed to send pdev bss chan info request
[111937.165444] ath10k_pci 0000:01:00.0: failed to send pdev bss chan info request
[111940.205359] ath10k_pci 0000:01:00.0: failed to send pdev bss chan info request
[111947.165313] ath10k_pci 0000:01:00.0: failed to send pdev bss chan info request
[111950.205384] ath10k_pci 0000:01:00.0: failed to send pdev bss chan info request
[111957.165174] ath10k_pci 0000:01:00.0: failed to send pdev bss chan info request
[111960.205293] ath10k_pci 0000:01:00.0: failed to send pdev bss chan info request
[111964.685124] ath10k_pci 0000:01:00.0: failed to send pdev bss chan info request
[111967.725111] ath10k_pci 0000:01:00.0: failed to send pdev bss chan info request
[111974.525032] ath10k_pci 0000:01:00.0: failed to send pdev bss chan info request
[111977.565030] ath10k_pci 0000:01:00.0: failed to send pdev bss chan info request
[111984.524945] ath10k_pci 0000:01:00.0: failed to send pdev bss chan info request
[111987.564913] ath10k_pci 0000:01:00.0: failed to send pdev bss chan info request
[111994.524853] ath10k_pci 0000:01:00.0: failed to send pdev bss chan info request
[111997.564835] ath10k_pci 0000:01:00.0: failed to send pdev bss chan info request
[112004.524759] ath10k_pci 0000:01:00.0: failed to send pdev bss chan info request
[112007.564726] ath10k_pci 0000:01:00.0: failed to send pdev bss chan info request
=======

More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=1326