OpenWrt/LEDE Project

  • Status Unconfirmed
  • Percent Complete
    0%
  • Task Type Bug Report
  • Category Kernel
  • Assigned To No-one
  • Operating System All
  • Severity Medium
  • Priority Very Low
  • Reported Version openwrt-21.02
  • Due in Version Undecided
  • Due Date Undecided
  • Private
Attached to Project: OpenWrt/LEDE Project
Opened by mdbuerkle - 06.11.2021

FS#4126 - ksoftirqd kernel problem - device very slow in responding etc

Supply the following if possible:
- Device problem occurs on
root@OpenWRT:~# head /tmp/sysinfo/*

> /tmp/sysinfo/board_name <

tplink,tl-wdr3600-v1

> /tmp/sysinfo/model <

TP-Link TL-WDR3600 v1
root@OpenWRT:~#

- Software versions of OpenWrt/LEDE release, packages, etc.
21.02.1, no added packages but with config snippets for packages usually installed with snapshot builds.
snapshot packages added by command “opkg update; opkg install luci-ssl apinger snmpd luci-app-sqm netperf avahi-nodbus-daemon avahi-daemon-service-http avahi-daemon-service-ssh” after new snapshot sysupgrade image installed.
[ 0.000000] Linux version 5.4.154 (builder@buildhost) (gcc version 8.4.0 (OpenWrt GCC 8.4.0 r16325-88151b8303)) #0 Sun Oct 24 09:01:35 2021
[ 0.000000] CPU0 revision is: 0001974c (MIPS 74Kc)
[ 0.000000] MIPS: machine is TP-Link TL-WDR3600 v1
[ 0.000000] SoC: Atheros AR9344 rev 2
[ 0.000000] Memory: 122180K/131072K available (5252K kernel code, 191K rwdata, 688K rodata, 1220K init, 205K bss, 8892K reserved, 0K cma-reserved)
[ 0.000000] NR_IRQS: 51
[ 0.000000] CPU clock: 560.000 MHz

- Steps to reproduce
not known yet

[625492.253977] ————[ cut here ]———— [625492.254022] WARNING: CPU: 0 PID: 7 at backports-5.10.68-1/net/mac80211/rate.c:688 0x8779e72c [mac80211@8f714d2c+0x7cdb0]
[625492.254027] Modules linked in: ath9k ath9k_common pppoe ppp_async iptable_nat ath9k_hw ath xt_state xt_nat xt_conntrack xt_REDIRECT xt_MASQUERADE xt_FLOWOFFLOAD xt_CT pppox ppp_generic nf_nat nf_flow_table_hw nf_flow_table nf_conntrack mac80211 ipt_REJECT cfg80211 xt_time xt_tcpudp xt_multiport xt_mark xt_mac xt_limit xt_comment xt_TCPMSS xt_LOG slhc nf_reject_ipv4 nf_log_ipv4 nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_filter ip_tables crc_ccitt compat ledtrig_usbport nf_log_ipv6 nf_log_common ip6table_mangle ip6table_filter ip6_tables ip6t_REJECT x_tables nf_reject_ipv6 fsl_mph_dr_of ehci_platform ehci_fsl ehci_hcd gpio_button_hotplug usbcore nls_base usb_common
[625492.254175] CPU: 0 PID: 7 Comm: ksoftirqd/0 Not tainted 5.4.154 #0
[625492.254180] Stack : 87800000 800b98ec 80660000 805fa498 00000000 00000000 00000000 00000000
[625492.254203] 00000000 00000000 00000000 00000000 00000000 00000001 87c47b20 6c8b5f7c
[625492.254222] 87c47bb8 00000000 00000000 000000e6 00000038 8057ac04 00000004 00000000
[625492.254241] 000000e6 cbf12d42 807b0000 6b736f66 00000000 87c47b00 00000000 8779e72c
[625492.254261] 00000009 877f6760 871481fc 80630000 00000010 00000000 00000000 80790000
[625492.254281] ...
[625492.254287] Call Trace:
[625492.254296] [<800b98ec>] 0x800b98ec
[625492.254302] [<80660000>] 0×80660000 [625492.254312] [<8057ac04>] 0x8057ac04
[625492.254328] [<8779e72c>] 0x8779e72c [mac80211@8f714d2c+0x7cdb0]
[625492.254351] [<80069364>] 0×80069364 [625492.254358] [<8006936c>] 0x8006936c
[625492.254365] [<800824f4>] 0x800824f4
[625492.254380] [<8779e72c>] 0x8779e72c [mac80211@8f714d2c+0x7cdb0]
[625492.254387] [<8008259c>] 0x8008259c
[625492.254407] [<8779e72c>] 0x8779e72c [mac80211@8f714d2c+0x7cdb0]
[625492.254432] [<800c3f10>] 0x800c3f10
[625492.254444] [<8706b894>] 0x8706b894 [ath9k@185558b4+0×19450]
[625492.254461] [<8706991c>] 0x8706991c [ath9k@185558b4+0×19450]
[625492.254489] [<8706cc84>] 0x8706cc84 [ath9k@185558b4+0×19450]
[625492.254520] [<87064664>] 0×87064664 [ath9k@185558b4+0×19450]
[625492.254554] [<877b0d9c>] 0x877b0d9c [mac80211@8f714d2c+0x7cdb0]
[625492.254580] [<877b0ef0>] 0x877b0ef0 [mac80211@8f714d2c+0x7cdb0]
[625492.254604] [<877b8bf0>] 0x877b8bf0 [mac80211@8f714d2c+0x7cdb0]
[625492.254635] [<877ba838>] 0x877ba838 [mac80211@8f714d2c+0x7cdb0]
[625492.254642] [<803e1450>] 0x803e1450
[625492.254649] [<800aaa14>] 0x800aaa14
[625492.254656] [<80660000>] 0×80660000 [625492.254663] [<80660000>] 0×80660000 [625492.254669] [<80085380>] 0×80085380 [625492.254677] [<80580170>] 0×80580170 [625492.254686] [<800a2d20>] 0x800a2d20
[625492.254693] [<800854e4>] 0x800854e4
[625492.254699] [<8057c050>] 0x8057c050
[625492.254706] [<800a2e64>] 0x800a2e64
[625492.254712] [<8009e7ec>] 0x8009e7ec
[625492.254718] [<8057c2c0>] 0x8057c2c0
[625492.254725] [<8009eb88>] 0x8009eb88
[625492.254732] [<8009ea50>] 0x8009ea50
[625492.254739] [<8009ea50>] 0x8009ea50
[625492.254746] [<80064bf8>] 0x80064bf8
[625492.254758]
[625492.254793] —[ end trace 2881b0fce86b8e15 ]—

diagnostic informations collected, see attachments:
dmesg
logread

additional requests:
- could “-T” option be added to busybox “dmesg” command (readable time stamps instead of “seconds since start”)?

mdbuerkle commented on 06.11.2021 15:41

sed 's/my.dev.1.ip/filtered_ip_1/g;s/my:ke:y_:fi:ng:er:pr:in:t1/filtered_fp_1/g;s/sha1!! //g;s/ma:ca:dd:re:ss:01/filtered_mac_1/g' < openwrt-logread-20211106-145200.txt > openwrt-logread-20211106-145200_filtered.txt

mdbuerkle commented on 06.11.2021 15:43

does it make any sense to continue using 21.02.1 (instead of snapshots) or has that already been observed (and corrected / worked around)?

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