OpenWrt/LEDE Project

  • Status Unconfirmed
  • Percent Complete
    0%
  • Task Type Bug Report
  • Category Base system
  • Assigned To No-one
  • Operating System All
  • Severity Low
  • Priority Very Low
  • Reported Version Trunk
  • Due in Version Undecided
  • Due Date Undecided
  • Private
Attached to Project: OpenWrt/LEDE Project
Opened by Bastian Bittorf - 26.10.2020

FS#3409 - can not connect to wifi after "WARNING" in klog

On “TP-LINK TL-WDR4900 v1” with trunk r14723, i could
not connect to wifi anymore. I found this message in klog.
Executing ‘wifi’ fixed it.
I’am not 100% sure if this ‘WARNING’ is the root cause.


 3138.668410] ------------[ cut here ]------------
[ 3138.673122] WARNING: CPU: 0 PID: 9094 at backports-5.8-1/net/mac80211/ibss.c:1087 ieee80211_he_spr_ie_to_bss_conf+0x20c0/0x2168 [mac80211]
[ 3138.685541] Modules linked in: ath9k ath9k_common xt_connlimit nf_conncount iptable_nat ath9k_hw ath xt_state xt_nat xt_helper xt_conntrack xt_connmark xt_connbytes xt_REDIRECT xt_NETMAP xt_MASQUERADE xt_FLOWOFFLOAD xt_CT nf_nat nf_flow_table_hw nf_flow_table nf_conntrack_rtcache nf_conntrack mac80211 ipt_REJECT cfg80211 xt_time xt_tcpudp xt_tcpmss xt_statistic xt_recent xt_multiport xt_mark xt_mac xt_limit xt_length xt_hl xt_ecn xt_dscp xt_comment xt_TCPMSS xt_LOG xt_HL xt_DSCP xt_CLASSIFY ums_usbat ums_sddr55 ums_sddr09 ums_karma ums_jumpshot ums_isd200 ums_freecom ums_datafab ums_cypress ums_alauda nf_reject_ipv4 nf_log_ipv4 nf_defrag_ipv6 nf_defrag_ipv4 macvlan iptable_raw iptable_mangle iptable_filter ipt_ECN ip_tables compat sch_sfq sch_red sch_prio sch_pie sch_multiq sch_gred sch_fq sch_dsmark sch_codel em_text em_nbyte em_meta em_cmp act_simple act_police act_pedit act_ipt act_gact act_csum libcrc32c sch_tbf sch_ingress sch_htb sch_hfsc em_u32 cls_u32 cls_tcindex cls_route
[ 3138.685685]  cls_matchall cls_fw cls_flow cls_basic act_skbedit act_mirred nf_log_ipv6 nf_log_common ip6table_mangle ip6table_filter ip6_tables ip6t_REJECT x_tables nf_reject_ipv6 nls_utf8 zram zsmalloc usb_storage gpio_keys leds_gpio fsl_mph_dr_of ehci_platform ehci_fsl scsi_mod ehci_hcd mbcache button_hotplug input_core usbcore usb_common crc32c_generic [last unloaded: sd_mod]
[ 3138.806062] CPU: 0 PID: 9094 Comm: kworker/u2:0 Not tainted 5.4.71 #0
[ 3138.812521] Workqueue: phy1 ieee80211_ibss_leave [mac80211]
[ 3138.818085] NIP:  c97538cc LR: c9753684 CTR: 00000000
[ 3138.823127] REGS: c79f7ac0 TRAP: 0700   Not tainted  (5.4.71)
[ 3138.828862] MSR:  00029000 <CE,EE,ME>  CR: 22002422  XER: 00000000
[ 3138.835038]
[ 3138.835038] GPR00: c9753540 c79f7b78 c791d4a0 00000000 c79f7bb0 00000000 00000001 00000000
[ 3138.835038] GPR08: c49a2d28 c49a2cf0 00000000 c41e4a8c c0016400 00000000 c004844c c4be3160
[ 3138.835038] GPR16: 00000000 00000000 00000fff 00000000 c4b0e130 c4341000 c4150c00 00000000
[ 3138.835038] GPR24: 00000000 c42a7080 c49a2d28 c4150c00 c4f3d3d8 00000087 c42a7070 c41e4460
[ 3138.869913] NIP [c97538cc] ieee80211_he_spr_ie_to_bss_conf+0x20c0/0x2168 [mac80211]
[ 3138.877576] LR [c9753684] ieee80211_he_spr_ie_to_bss_conf+0x1e78/0x2168 [mac80211]
[ 3138.885133] Call Trace:
[ 3138.887589] [c79f7b78] [c9753540] ieee80211_he_spr_ie_to_bss_conf+0x1d34/0x2168 [mac80211] (unreliable)
[ 3138.896990] [c79f7d08] [c9753e10] ieee80211_ibss_rx_queued_mgmt+0xcc/0x3dc [mac80211]
[ 3138.904828] [c79f7e28] [c9755aa8] ieee80211_ibss_leave+0xdbc/0x1c64 [mac80211]
[ 3138.912053] [c79f7e78] [c0042084] process_one_work+0x290/0x3dc
[ 3138.917879] [c79f7ea8] [c0042b20] worker_thread+0x88/0x4c8
[ 3138.923360] [c79f7ef8] [c004858c] kthread+0x140/0x144
[ 3138.928408] [c79f7f38] [c000f26c] ret_from_kernel_thread+0x14/0x1c
[ 3138.934577] Instruction dump:
[ 3138.937538] 39200001 7ea3ab78 993506f0 4801f779 4bfffb58 0fe00000 38bd0004 7f84e378
[ 3138.945282] 38c00018 7f63db78 4802bf65 4bffff78 <0fe00000> 8261015c 4bfffdbc 7f8b2040
[ 3138.953202] ---[ end trace 7041a104a2b1da00 ]---
ezar commented on 26.10.2020 20:12

Same here! No more wifi using archer-c7

ezar commented on 27.10.2020 13:03

Tue Oct 27 14:01:44 2020 kern.warn kernel: [ 1163.548720] CPU: 0 PID: 439 Comm: irq/23-keys Not tainted 5.4.72 #0
Tue Oct 27 14:01:44 2020 kern.warn kernel: [ 1163.555065] Stack : 80660000 805fc798 00000000 00000000 805fb968 87c0bb94 87dba9fc 80633ce3
Tue Oct 27 14:01:44 2020 kern.warn kernel: [ 1163.563537] 8059dabc 000001b7 807932d8 80649058 8063db74 00000001 87c0bb48 3f77828c
Tue Oct 27 14:01:44 2020 kern.warn kernel: [ 1163.572012] 00000000 00000000 807c0000 0000016a 00000030 00000000 6e746564 20352e34
Tue Oct 27 14:01:44 2020 kern.warn kernel: [ 1163.580478] 0000016a 5b800000 00000000 00085f70 00000000 00000000 00000017 8063ddd4
Tue Oct 27 14:01:44 2020 kern.warn kernel: [ 1163.588952] 0000001f 80649058 8063db74 000001ff 00000002 802ff9d0 00000000 80790000
Tue Oct 27 14:01:44 2020 kern.warn kernel: [ 1163.597418] ...
Tue Oct 27 14:01:44 2020 kern.warn kernel: [ 1163.599891] Call Trace:
Tue Oct 27 14:01:44 2020 kern.warn kernel: [ 1163.602385] [<80069934>] show_stack+0x30/0x100
Tue Oct 27 14:01:44 2020 kern.warn kernel: [ 1163.606905] [<800bd2fc>] __report_bad_irq+0x58/0xf8
Tue Oct 27 14:01:44 2020 kern.warn kernel: [ 1163.611848] [<800bd6d0>] note_interrupt+0x2c4/0x314
Tue Oct 27 14:01:44 2020 kern.warn kernel: [ 1163.616793] [<800baa8c>] handle_irq_event_percpu+0x60/0x78
Tue Oct 27 14:01:44 2020 kern.warn kernel: [ 1163.622354] [<800baae0>] handle_irq_event+0x3c/0x64
Tue Oct 27 14:01:44 2020 kern.warn kernel: [ 1163.627301] [<800bdd90>] handle_simple_irq+0x94/0xbc
Tue Oct 27 14:01:44 2020 kern.warn kernel: [ 1163.632334] [<800ba1a4>] generic_handle_irq+0x38/0x50
Tue Oct 27 14:01:44 2020 kern.warn kernel: [ 1163.637460] [<802b6110>] ath79_gpio_irq_handler+0xfc/0x1b4
Tue Oct 27 14:01:44 2020 kern.warn kernel: [ 1163.643016] [<800ba1a4>] generic_handle_irq+0x38/0x50
Tue Oct 27 14:01:44 2020 kern.warn kernel: [ 1163.648147] [<8029fc4c>] ath79_misc_irq_handler+0x7c/0x17c
Tue Oct 27 14:01:44 2020 kern.warn kernel: [ 1163.653708] [<800ba1a4>] generic_handle_irq+0x38/0x50
Tue Oct 27 14:01:44 2020 kern.warn kernel: [ 1163.658831] [<8051381c>] do_IRQ+0x1c/0x2c
Tue Oct 27 14:01:44 2020 kern.warn kernel: [ 1163.662896] [<8029f920>] plat_irq_dispatch+0x94/0xe4
Tue Oct 27 14:01:44 2020 kern.warn kernel: [ 1163.667929] [<80065118>] handle_int+0x138/0x144
Tue Oct 27 14:01:44 2020 kern.warn kernel: [ 1163.672542] [<86888000>] ath_rx_tasklet+0xc74/0xd10 [ath9k]
Tue Oct 27 14:01:44 2020 kern.err kernel: [ 1163.678190] handlers:
Tue Oct 27 14:01:44 2020 kern.err kernel: [ 1163.680497] [<01196f63>] irq_default_primary_handler threaded [<ef372fa8>] 0x87428820
Tue Oct 27 14:01:44 2020 kern.emerg kernel: [ 1163.688473] Disabling IRQ #23

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