FS#3537 : ramips-mt7621: rcu_sched self-detected stall on CPU

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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 openwrt-19.07
Due in Version Undecided
Due Date Undecided
Private

Attached to Project: OpenWrt/LEDE Project
Opened by Dan Berger - 26.12.2020

FS#3537 - ramips-mt7621: rcu_sched self-detected stall on CPU

Model: UBNT-ERX
Architecture: MediaTek MT7621 ver:1 eco:3
Firmware Version: OpenWrt 19.07.5 r11257-5090152ae3 / LuCI openwrt-19.07 branch git-20.341.57626-51f55b5
Kernel Version: 4.14.209

Dec 26 04:25:15 portcullis kernel: [ 2585.035949] INFO: rcu_sched self-detected stall on CPU
Dec 26 04:25:15 portcullis kernel: [ 2585.046207] #0111-...: (1 GPs behind) idle=fa2/140000000000001/0 softirq=140901/140903 fqs=2999
Dec 26 04:25:15 portcullis kernel: [ 2585.055938] INFO: rcu_sched detected stalls on CPUs/tasks:
Dec 26 04:25:15 portcullis kernel: [ 2585.063154] #011 (t=6002 jiffies g=43502 c=43501 q=1838)
Dec 26 04:25:15 portcullis kernel: [ 2585.084122] NMI backtrace for cpu 1
Dec 26 04:25:15 portcullis kernel: [ 2585.091055] CPU: 1 PID: 6770 Comm: kworker/1:1 Not tainted 4.14.209 #0
Dec 26 04:25:15 portcullis kernel: [ 2585.104071] Workqueue: events_power_efficient 0x8f270cac [nf_flow_table@8f270000+0x3370]
Dec 26 04:25:15 portcullis kernel: [ 2585.120162] Stack : 00000000 00000000 804d7568 8fc0bd24 00000000 00000000 00000000 00000000
Dec 26 04:25:15 portcullis kernel: [ 2585.136792]         00000000 00000000 00000000 00000000 00000000 00000001 8fc0bce0 53261630
Dec 26 04:25:15 portcullis kernel: [ 2585.153422]         8fc0bd78 00000000 00000000 00003ff0 00000038 8049da98 00000007 00000000
Dec 26 04:25:15 portcullis kernel: [ 2585.170054]         00000000 80550000 00019687 00000000 8fc0bcc0 00000000 00000000 00000001
Dec 26 04:25:15 portcullis kernel: [ 2585.186686]         80554500 8054c0cc 000000e0 80550000 00000003 802ae190 00000004 806b0004
Dec 26 04:25:15 portcullis kernel: [ 2585.203314]         ...
Dec 26 04:25:15 portcullis kernel: [ 2585.208170] Call Trace:
Dec 26 04:25:15 portcullis kernel: [ 2585.208185] [<8049da98>] 0x8049da98
Dec 26 04:25:15 portcullis kernel: [ 2585.219960] [<802ae190>] 0x802ae190
Dec 26 04:25:15 portcullis kernel: [ 2585.226888] [<8000c1a0>] 0x8000c1a0
Dec 26 04:25:15 portcullis kernel: [ 2585.233814] [<8000c1a8>] 0x8000c1a8
Dec 26 04:25:15 portcullis kernel: [ 2585.240741] [<804868d4>] 0x804868d4
Dec 26 04:25:15 portcullis kernel: [ 2585.247669] [<80072c54>] 0x80072c54
Dec 26 04:25:15 portcullis kernel: [ 2585.254594] [<8048d8f4>] 0x8048d8f4
Dec 26 04:25:15 portcullis kernel: [ 2585.261522] [<80008f30>] 0x80008f30
Dec 26 04:25:15 portcullis kernel: [ 2585.268451] [<80008f30>] 0x80008f30
Dec 26 04:25:15 portcullis kernel: [ 2585.275376] [<8048d9e0>] 0x8048d9e0
Dec 26 04:25:15 portcullis kernel: [ 2585.282304] [<80086558>] 0x80086558
Dec 26 04:25:15 portcullis kernel: [ 2585.289233] [<800859a8>] 0x800859a8
Dec 26 04:25:15 portcullis kernel: [ 2585.296175] [<8f270000>] 0x8f270000 [nf_flow_table@8f270000+0x3370]
Dec 26 04:25:15 portcullis kernel: [ 2585.308690] [<8f270000>] 0x8f270000 [nf_flow_table@8f270000+0x3370]
Dec 26 04:25:15 portcullis kernel: [ 2585.321147] [<80089118>] 0x80089118
Dec 26 04:25:15 portcullis kernel: [ 2585.328076] [<8009a168>] 0x8009a168
Dec 26 04:25:15 portcullis kernel: [ 2585.335003] [<80332644>] 0x80332644
Dec 26 04:25:15 portcullis kernel: [ 2585.341930] [<80079328>] 0x80079328
Dec 26 04:25:15 portcullis kernel: [ 2585.348859] [<800735e0>] 0x800735e0
Dec 26 04:25:15 portcullis kernel: [ 2585.355785] [<8025bd98>] 0x8025bd98
Dec 26 04:25:15 portcullis kernel: [ 2585.362712] [<8025bc44>] 0x8025bc44
Dec 26 04:25:15 portcullis kernel: [ 2585.369641] [<8025be04>] 0x8025be04
Dec 26 04:25:15 portcullis kernel: [ 2585.376569] [<800735e0>] 0x800735e0
Dec 26 04:25:15 portcullis kernel: [ 2585.383494] [<804a475c>] 0x804a475c
Dec 26 04:25:15 portcullis kernel: [ 2585.390421] [<8025b4c0>] 0x8025b4c0
Dec 26 04:25:15 portcullis kernel: [ 2585.397362] [<80007488>] 0x80007488
Dec 26 04:25:15 portcullis kernel: [ 2585.404285]
Dec 26 04:25:15 portcullis kernel: [ 2585.407315] #0111-...: (1 GPs behind) idle=fa2/140000000000001/0 softirq=140901/140903 fqs=2999
Dec 26 04:25:15 portcullis kernel: [ 2585.424318] #011(detected by 2, t=6038 jiffies, g=43502, c=43501, q=1838)
Dec 26 04:25:15 portcullis kernel: [ 2585.437422] Sending NMI from CPU 2 to CPUs 1:
Dec 26 04:25:15 portcullis kernel: [ 2585.446128] NMI backtrace for cpu 1
Dec 26 04:25:15 portcullis kernel: [ 2585.453060] CPU: 1 PID: 6770 Comm: kworker/1:1 Not tainted 4.14.209 #0
Dec 26 04:25:15 portcullis kernel: [ 2585.466048] Workqueue: events_power_efficient 0x8f270cac [nf_flow_table@8f270000+0x3370]
Dec 26 04:25:15 portcullis kernel: [ 2585.482140] task: 8f056c60 task.stack: 8fe7e000
Dec 26 04:25:15 portcullis kernel: [ 2585.491139] $ 0   : 00000000 00000001 00000000 00000000
Dec 26 04:25:15 portcullis kernel: [ 2585.501534] $ 4   : 00000006 00080000 00036fb8 00036fb8
Dec 26 04:25:15 portcullis kernel: [ 2585.511929] $ 8   : 0000ffff ffff0000 00000002 fffffffe
Dec 26 04:25:15 portcullis kernel: [ 2585.522324] $12   : 80553530 00000040 ffffffff 00000206
Dec 26 04:25:15 portcullis kernel: [ 2585.532719] $16   : 8f3a297c 81224320 8054c1e8 00080000
Dec 26 04:25:15 portcullis kernel: [ 2585.543114] $20   : 805ab344 8f3a297c 80550000 8056dba0
Dec 26 04:25:15 portcullis kernel: [ 2585.553511] $24   : 3b9aca00 00000000
Dec 26 04:25:15 portcullis kernel: [ 2585.563911] $28   : 8fe7e000 8fe7fdc8 8f270000 8006be90
Dec 26 04:25:15 portcullis kernel: [ 2585.574324] Hi    : 00000133
Dec 26 04:25:15 portcullis kernel: [ 2585.580041] Lo    : 33333380
Dec 26 04:25:15 portcullis kernel: [ 2585.585760] epc   : 8006bf2c 0x8006bf2c
Dec 26 04:25:15 portcullis kernel: [ 2585.593380] ra    : 8006be90 0x8006be90
Dec 26 04:25:15 portcullis kernel: [ 2585.600997] Status: 11007c03#011KERNEL EXL IE
Dec 26 04:25:15 portcullis kernel: [ 2585.609320] Cause : 50800400 (ExcCode 00)
Dec 26 04:25:15 portcullis kernel: [ 2585.617285] PrId  : 0001992f (MIPS 1004Kc)
Dec 26 04:25:15 portcullis kernel: [ 2585.625423] CPU: 1 PID: 6770 Comm: kworker/1:1 Not tainted 4.14.209 #0
Dec 26 04:25:15 portcullis kernel: [ 2585.638413] Workqueue: events_power_efficient 0x8f270cac [nf_flow_table@8f270000+0x3370]
Dec 26 04:25:15 portcullis kernel: [ 2585.654499] Stack : 00000000 00000000 804d7568 8fc0bd64 00000000 00000000 00000000 00000000
Dec 26 04:25:15 portcullis kernel: [ 2585.671127]         00000000 00000000 00000000 00000000 00000000 00000001 8fc0bd20 53261630
Dec 26 04:25:15 portcullis kernel: [ 2585.687754]         8fc0bdb8 00000000 00000000 00004c50 00000038 8049da98 00000007 00000000
Dec 26 04:25:15 portcullis kernel: [ 2585.704382]         00000000 80550000 0009bdcd 00000000 8fc0bd00 00000000 00000000 00000001
Dec 26 04:25:15 portcullis kernel: [ 2585.721009]         804dee64 8053f420 804dca54 80550000 00000003 802ae190 00000004 806b0004
Dec 26 04:25:15 portcullis kernel: [ 2585.737636]         ...
Dec 26 04:25:15 portcullis kernel: [ 2585.742490] Call Trace:
Dec 26 04:25:15 portcullis kernel: [ 2585.742501] [<8049da98>] 0x8049da98
Dec 26 04:25:15 portcullis kernel: [ 2585.754275] [<802ae190>] 0x802ae190
Dec 26 04:25:15 portcullis kernel: [ 2585.761202] [<8000c1a0>] 0x8000c1a0
Dec 26 04:25:15 portcullis kernel: [ 2585.768130] [<8000c1a8>] 0x8000c1a8
Dec 26 04:25:15 portcullis kernel: [ 2585.775054] [<804868d4>] 0x804868d4
Dec 26 04:25:15 portcullis kernel: [ 2585.781981] [<8000c264>] 0x8000c264
Dec 26 04:25:15 portcullis kernel: [ 2585.788910] [<8048d8d4>] 0x8048d8d4
Dec 26 04:25:15 portcullis kernel: [ 2585.795835] [<80009044>] 0x80009044
Dec 26 04:25:15 portcullis kernel: [ 2585.802763] [<80009054>] 0x80009054
Dec 26 04:25:15 portcullis kernel: [ 2585.809714] [<80059f4c>] 0x80059f4c
Dec 26 04:25:15 portcullis kernel: [ 2585.816642] [<800a1740>] 0x800a1740
Dec 26 04:25:15 portcullis kernel: [ 2585.823569] [<80085e60>] 0x80085e60
Dec 26 04:25:15 portcullis kernel: [ 2585.830501] [<80011860>] 0x80011860
Dec 26 04:25:15 portcullis kernel: [ 2585.837450] [<8f270000>] 0x8f270000 [nf_flow_table@8f270000+0x3370]
Dec 26 04:25:15 portcullis kernel: [ 2585.849909] [<80074180>] 0x80074180
Dec 26 04:25:15 portcullis kernel: [ 2585.856849] [<8f270000>] 0x8f270000 [nf_flow_table@8f270000+0x3370]
Dec 26 04:25:15 portcullis kernel: [ 2585.869309] [<800742b4>] 0x800742b4
Dec 26 04:25:15 portcullis kernel: [ 2585.876241] [<80074358>] 0x80074358
Dec 26 04:25:15 portcullis kernel: [ 2585.883167] [<80332644>] 0x80332644
Dec 26 04:25:15 portcullis kernel: [ 2585.890095] [<80078510>] 0x80078510
Dec 26 04:25:15 portcullis kernel: [ 2585.897024] [<800735e0>] 0x800735e0
Dec 26 04:25:15 portcullis kernel: [ 2585.903949] [<800735e0>] 0x800735e0
Dec 26 04:25:15 portcullis kernel: [ 2585.910876] [<8025bd98>] 0x8025bd98
Dec 26 04:25:15 portcullis kernel: [ 2585.917803] [<8025bc44>] 0x8025bc44
Dec 26 04:25:15 portcullis kernel: [ 2585.924730] [<8025be04>] 0x8025be04
Dec 26 04:25:15 portcullis kernel: [ 2585.931658] [<800735e0>] 0x800735e0
Dec 26 04:25:15 portcullis kernel: [ 2585.938586] [<804a475c>] 0x804a475c
Dec 26 04:25:15 portcullis kernel: [ 2585.945512] [<8025b4c0>] 0x8025b4c0
Dec 26 04:25:15 portcullis kernel: [ 2585.952450] [<80007488>] 0x80007488
Dec 26 04:25:15 portcullis kernel: [ 2585.959376]

Dan Berger commented on 27.12.2020 10:33

Dec 26 23:49:45 portcullis kernel: [ 5588.546234] INFO: rcu_sched self-detected stall on CPU
Dec 26 23:49:46 portcullis kernel: [ 5588.556603] #0113-...: (1 GPs behind) idle=31a/2/0 softirq=219227/219229 fqs=2976
Dec 26 23:49:46 portcullis kernel: [ 5588.566221] INFO: rcu_sched detected stalls on CPUs/tasks:
Dec 26 23:49:46 portcullis kernel: [ 5588.571173] #011 (t=6002 jiffies g=82015 c=82014 q=1928)
Dec 26 23:49:46 portcullis kernel: [ 5588.582112] #0113-...: (1 GPs behind) idle=31a/2/0 softirq=219227/219229 fqs=2977
Dec 26 23:49:46 portcullis kernel: [ 5588.606667] #011(detected by 1, t=6005 jiffies, g=82015, c=82014, q=1928)
Dec 26 23:49:46 portcullis kernel: [ 5588.606697] NMI backtrace for cpu 3
Dec 26 23:49:46 portcullis kernel: [ 5588.606760] CPU: 3 PID: 0 Comm: swapper/3 Not tainted 4.14.209 #0
Dec 26 23:49:46 portcullis kernel: [ 5588.638777] Stack : 00000000 00000000 00000000 80550000 00000000 00000000 00000000 00000000
Dec 26 23:49:46 portcullis kernel: [ 5588.655599]         00000000 00000000 00000000 00000000 00000000 00000001 8fc0f6b8 53261630
Dec 26 23:49:46 portcullis kernel: [ 5588.672420]         8fc0f750 00000000 00000000 00004020 00000038 8049da98 00000007 00000000
Dec 26 23:49:46 portcullis kernel: [ 5588.689243]         00000000 80550000 00094228 00000000 8fc0f698 00000000 00000000 00000003
Dec 26 23:49:46 portcullis kernel: [ 5588.706068]         80554500 8054c0cc 000000e0 80550000 00000000 802ae190 0000000c 806b000c
Dec 26 23:49:46 portcullis kernel: [ 5588.722860]         ...
Dec 26 23:49:46 portcullis kernel: [ 5588.727785] Call Trace:
Dec 26 23:49:46 portcullis kernel: [ 5588.727869] [<8049da98>] 0x8049da98
Dec 26 23:49:46 portcullis kernel: [ 5588.739753] [<802ae190>] 0x802ae190
Dec 26 23:49:46 portcullis kernel: [ 5588.746748] [<8000c1a0>] 0x8000c1a0
Dec 26 23:49:46 portcullis kernel: [ 5588.753744] [<8000c1a8>] 0x8000c1a8
Dec 26 23:49:46 portcullis kernel: [ 5588.760733] [<804868d4>] 0x804868d4
Dec 26 23:49:46 portcullis kernel: [ 5588.767725] [<80072c54>] 0x80072c54
Dec 26 23:49:46 portcullis kernel: [ 5588.774724] [<8048d8f4>] 0x8048d8f4
Dec 26 23:49:46 portcullis kernel: [ 5588.781715] [<80008f30>] 0x80008f30
Dec 26 23:49:46 portcullis kernel: [ 5588.788709] [<80008f30>] 0x80008f30
Dec 26 23:49:46 portcullis kernel: [ 5588.795697] [<8048d9e0>] 0x8048d9e0
Dec 26 23:49:46 portcullis kernel: [ 5588.802690] [<804a4394>] 0x804a4394
Dec 26 23:49:46 portcullis kernel: [ 5588.809691] [<80086558>] 0x80086558
Dec 26 23:49:46 portcullis kernel: [ 5588.816699] [<800859a8>] 0x800859a8
Dec 26 23:49:46 portcullis kernel: [ 5588.823850] [<80089118>] 0x80089118
Dec 26 23:49:46 portcullis kernel: [ 5588.830852] [<8009a168>] 0x8009a168
Dec 26 23:49:46 portcullis kernel: [ 5588.837858] [<80332644>] 0x80332644
Dec 26 23:49:46 portcullis kernel: [ 5588.844854] [<80079328>] 0x80079328
Dec 26 23:49:46 portcullis kernel: [ 5588.851907] [<800735e0>] 0x800735e0
Dec 26 23:49:46 portcullis kernel: [ 5588.858900] [<8025bd98>] 0x8025bd98
Dec 26 23:49:46 portcullis kernel: [ 5588.865890] [<8025bc44>] 0x8025bc44
Dec 26 23:49:46 portcullis kernel: [ 5588.872894] [<8025be04>] 0x8025be04
Dec 26 23:49:46 portcullis kernel: [ 5588.879889] [<800735e0>] 0x800735e0
Dec 26 23:49:46 portcullis kernel: [ 5588.886929] [<803a75a8>] 0x803a75a8
Dec 26 23:49:46 portcullis kernel: [ 5588.893919] [<804a475c>] 0x804a475c
Dec 26 23:49:46 portcullis kernel: [ 5588.900908] [<8031bc70>] 0x8031bc70
Dec 26 23:49:46 portcullis kernel: [ 5588.907901] [<8025b4c0>] 0x8025b4c0
Dec 26 23:49:46 portcullis kernel: [ 5588.914956] [<80007488>] 0x80007488
Dec 26 23:49:46 portcullis kernel: [ 5588.922001] [<803a7654>] 0x803a7654
Dec 26 23:49:46 portcullis kernel: [ 5588.929229] [<8006be90>] 0x8006be90
Dec 26 23:49:46 portcullis kernel: [ 5588.936210] [<8006bf24>] 0x8006bf24
Dec 26 23:49:46 portcullis kernel: [ 5588.943453] [<8e885a6c>] 0x8e885a6c [nf_flow_table@8e884000+0x3370]
Dec 26 23:49:46 portcullis kernel: [ 5588.956210] [<8eb2c870>] 0x8eb2c870 [xt_FLOWOFFLOAD@8eb2c000+0xc10]
Dec 26 23:49:46 portcullis kernel: [ 5588.968853] [<803f1870>] 0x803f1870
Dec 26 23:49:46 portcullis kernel: [ 5588.976026] [<8eaf961c>] 0x8eaf961c [ip_tables@8eaf8000+0x2b30]
Dec 26 23:49:46 portcullis kernel: [ 5588.987948] [<8eb00000>] 0x8eb00000 [pppoe@8eb00000+0x2400]
Dec 26 23:49:46 portcullis kernel: [ 5588.999402] [<803a0a78>] 0x803a0a78
Dec 26 23:49:46 portcullis kernel: [ 5589.006553] [<803aa688>] 0x803aa688
Dec 26 23:49:46 portcullis kernel: [ 5589.013699] [<803aa220>] 0x803aa220
Dec 26 23:49:46 portcullis kernel: [ 5589.020696] [<803a94d8>] 0x803a94d8
Dec 26 23:49:46 portcullis kernel: [ 5589.027705] [<803a8a40>] 0x803a8a40
Dec 26 23:49:46 portcullis kernel: [ 5589.034698] [<8036270c>] 0x8036270c
Dec 26 23:49:46 portcullis kernel: [ 5589.041824] [<80364e18>] 0x80364e18
Dec 26 23:49:46 portcullis kernel: [ 5589.048818] [<80053d4c>] 0x80053d4c
Dec 26 23:49:46 portcullis kernel: [ 5589.055860] [<8046e770>] 0x8046e770
Dec 26 23:49:46 portcullis kernel: [ 5589.062852] [<80067a40>] 0x80067a40
Dec 26 23:49:46 portcullis kernel: [ 5589.069937] [<80165e88>] 0x80165e88
Dec 26 23:49:46 portcullis kernel: [ 5589.077070] [<8046ecbc>] 0x8046ecbc
Dec 26 23:49:46 portcullis kernel: [ 5589.084070] [<803a0a78>] 0x803a0a78
Dec 26 23:49:46 portcullis kernel: [ 5589.091124] [<8046f108>] 0x8046f108
Dec 26 23:49:46 portcullis kernel: [ 5589.098181] [<8046e79c>] 0x8046e79c
Dec 26 23:49:46 portcullis kernel: [ 5589.105175] [<8046ed2c>] 0x8046ed2c
Dec 26 23:49:46 portcullis kernel: [ 5589.112163] [<803623fc>] 0x803623fc
Dec 26 23:49:46 portcullis kernel: [ 5589.119153] [<80011860>] 0x80011860
Dec 26 23:49:46 portcullis kernel: [ 5589.126181] [<803629e8>] 0x803629e8
Dec 26 23:49:46 portcullis kernel: [ 5589.133178] [<803652b0>] 0x803652b0
Dec 26 23:49:46 portcullis kernel: [ 5589.140174] [<80078510>] 0x80078510
Dec 26 23:49:46 portcullis kernel: [ 5589.147191] [<804a4898>] 0x804a4898
Dec 26 23:49:46 portcullis kernel: [ 5589.154213] [<80033164>] 0x80033164
Dec 26 23:49:46 portcullis kernel: [ 5589.161207] [<8025b4c0>] 0x8025b4c0
Dec 26 23:49:46 portcullis kernel: [ 5589.168210] [<80007488>] 0x80007488
Dec 26 23:49:46 portcullis kernel: [ 5589.175183]
Dec 26 23:49:46 portcullis kernel: [ 5589.178199] Sending NMI from CPU 1 to CPUs 3:
Dec 26 23:49:46 portcullis kernel: [ 5592.744029] NMI backtrace for cpu 3
Dec 26 23:49:46 portcullis kernel: [ 5592.751072] CPU: 3 PID: 0 Comm: swapper/3 Not tainted 4.14.209 #0
Dec 26 23:49:46 portcullis kernel: [ 5592.763251] task: 8fc3cc80 task.stack: 8fc68000
Dec 26 23:49:46 portcullis kernel: [ 5592.772299] $ 0   : 00000000 00000001 00000000 00c79000
Dec 26 23:49:46 portcullis kernel: [ 5592.782826] $ 4   : 00000000 00100000 00080608 00080608
Dec 26 23:49:46 portcullis kernel: [ 5592.793355] $ 8   : 0000ffff ffff0000 00000002 8f0825e0
Dec 26 23:49:46 portcullis kernel: [ 5592.803886] $12   : 8fd47000 8fd47044 804d06fc 00000001
Dec 26 23:49:46 portcullis kernel: [ 5592.814418] $16   : 8de4bb7c 81240320 8054c1e8 00100000
Dec 26 23:49:46 portcullis kernel: [ 5592.824953] $20   : 81224320 8f74e93c 0000005f 8f225300
Dec 26 23:49:46 portcullis kernel: [ 5592.835446] $24   : c0a800d7 00000000
Dec 26 23:49:46 portcullis kernel: [ 5592.845970] $28   : 8fc68000 8fc0fa80 8fc0fb14 8006be90
Dec 26 23:49:46 portcullis kernel: [ 5592.856505] Hi    : 00000000
Dec 26 23:49:46 portcullis kernel: [ 5592.862266] Lo    : 00000000
Dec 26 23:49:46 portcullis kernel: [ 5592.868046] epc   : 8006bf24 0x8006bf24
Dec 26 23:49:46 portcullis kernel: [ 5592.875728] ra    : 8006be90 0x8006be90
Dec 26 23:49:46 portcullis kernel: [ 5592.883390] Status: 11007c03#011KERNEL EXL IE
Dec 26 23:49:46 portcullis kernel: [ 5592.891818] Cause : 50800400 (ExcCode 00)
Dec 26 23:49:46 portcullis kernel: [ 5592.899833] PrId  : 0001992f (MIPS 1004Kc)
Dec 26 23:49:46 portcullis kernel: [ 5592.908045] CPU: 3 PID: 0 Comm: swapper/3 Not tainted 4.14.209 #0
Dec 26 23:49:46 portcullis kernel: [ 5592.920197] Stack : 00000000 00000000 00000000 80550000 00000000 00000000 00000000 00000000
Dec 26 23:49:46 portcullis kernel: [ 5592.937018]         00000000 00000000 00000000 00000000 00000000 00000001 8fc0f6f8 53261630
Dec 26 23:49:46 portcullis kernel: [ 5592.953843]         8fc0f790 00000000 00000000 00005080 00000038 8049da98 00000007 00000000
Dec 26 23:49:46 portcullis kernel: [ 5592.970673]         00000000 80550000 000ddb0d 00000000 8fc0f6d8 00000000 00000000 00000003
Dec 26 23:49:46 portcullis kernel: [ 5592.987498]         804dee64 8053f5a0 804dca54 80550000 00000000 802ae190 0000000c 806b000c
Dec 26 23:49:46 portcullis kernel: [ 5593.004331]         ...
Dec 26 23:49:46 portcullis kernel: [ 5593.009254] Call Trace:
Dec 26 23:49:46 portcullis kernel: [ 5593.009331] [<8049da98>] 0x8049da98
Dec 26 23:49:46 portcullis kernel: [ 5593.021222] [<802ae190>] 0x802ae190
Dec 26 23:49:46 portcullis kernel: [ 5593.028220] [<8000c1a0>] 0x8000c1a0
Dec 26 23:49:46 portcullis kernel: [ 5593.035220] [<8000c1a8>] 0x8000c1a8
Dec 26 23:49:46 portcullis kernel: [ 5593.042215] [<804868d4>] 0x804868d4
Dec 26 23:49:46 portcullis kernel: [ 5593.049205] [<8000c264>] 0x8000c264
Dec 26 23:49:46 portcullis kernel: [ 5593.056202] [<8048d8d4>] 0x8048d8d4
Dec 26 23:49:46 portcullis kernel: [ 5593.063205] [<80009044>] 0x80009044
Dec 26 23:49:46 portcullis kernel: [ 5593.070192] [<80009054>] 0x80009054
Dec 26 23:49:46 portcullis kernel: [ 5593.077191] [<800a1740>] 0x800a1740
Dec 26 23:49:46 portcullis kernel: [ 5593.084183] [<80085e60>] 0x80085e60
Dec 26 23:49:46 portcullis kernel: [ 5593.091188] [<80011860>] 0x80011860
Dec 26 23:49:46 portcullis kernel: [ 5593.098180] [<80074180>] 0x80074180
Dec 26 23:49:46 portcullis kernel: [ 5593.105279] [<800742b4>] 0x800742b4
Dec 26 23:49:46 portcullis kernel: [ 5593.112286] [<80074358>] 0x80074358
Dec 26 23:49:46 portcullis kernel: [ 5593.119275] [<80332644>] 0x80332644
Dec 26 23:49:46 portcullis kernel: [ 5593.126269] [<80078510>] 0x80078510
Dec 26 23:49:46 portcullis kernel: [ 5593.133324] [<800735e0>] 0x800735e0
Dec 26 23:49:46 portcullis kernel: [ 5593.140317] [<800735e0>] 0x800735e0
Dec 26 23:49:46 portcullis kernel: [ 5593.147310] [<8025bd98>] 0x8025bd98
Dec 26 23:49:46 portcullis kernel: [ 5593.154302] [<8025bc44>] 0x8025bc44
Dec 26 23:49:46 portcullis kernel: [ 5593.161305] [<8025be04>] 0x8025be04
Dec 26 23:49:46 portcullis kernel: [ 5593.168303] [<800735e0>] 0x800735e0
Dec 26 23:49:46 portcullis kernel: [ 5593.175350] [<803a75a8>] 0x803a75a8
Dec 26 23:49:46 portcullis kernel: [ 5593.182343] [<804a475c>] 0x804a475c
Dec 26 23:49:46 portcullis kernel: [ 5593.189332] [<8031bc70>] 0x8031bc70
Dec 26 23:49:46 portcullis kernel: [ 5593.196322] [<8025b4c0>] 0x8025b4c0
Dec 26 23:49:46 portcullis kernel: [ 5593.203381] [<80007488>] 0x80007488
Dec 26 23:49:46 portcullis kernel: [ 5593.210427] [<803a7654>] 0x803a7654
Dec 26 23:49:46 portcullis kernel: [ 5593.217663] [<8006be90>] 0x8006be90
Dec 26 23:49:46 portcullis kernel: [ 5593.224662] [<8006bf24>] 0x8006bf24
Dec 26 23:49:46 portcullis kernel: [ 5593.231936] [<8e885a6c>] 0x8e885a6c [nf_flow_table@8e884000+0x3370]
Dec 26 23:49:46 portcullis kernel: [ 5593.244702] [<8eb2c870>] 0x8eb2c870 [xt_FLOWOFFLOAD@8eb2c000+0xc10]
Dec 26 23:49:46 portcullis kernel: [ 5593.257375] [<803f1870>] 0x803f1870
Dec 26 23:49:46 portcullis kernel: [ 5593.264554] [<8eaf961c>] 0x8eaf961c [ip_tables@8eaf8000+0x2b30]
Dec 26 23:49:46 portcullis kernel: [ 5593.276478] [<8eb00000>] 0x8eb00000 [pppoe@8eb00000+0x2400]
Dec 26 23:49:46 portcullis kernel: [ 5593.287933] [<803a0a78>] 0x803a0a78
Dec 26 23:49:46 portcullis kernel: [ 5593.295059] [<803aa688>] 0x803aa688
Dec 26 23:49:46 portcullis kernel: [ 5593.302210] [<803aa220>] 0x803aa220
Dec 26 23:49:46 portcullis kernel: [ 5593.309209] [<803a94d8>] 0x803a94d8
Dec 26 23:49:46 portcullis kernel: [ 5593.316214] [<803a8a40>] 0x803a8a40
Dec 26 23:49:46 portcullis kernel: [ 5593.323209] [<8036270c>] 0x8036270c
Dec 26 23:49:46 portcullis kernel: [ 5593.330336] [<80364e18>] 0x80364e18
Dec 26 23:49:46 portcullis kernel: [ 5593.337326] [<80053d4c>] 0x80053d4c
Dec 26 23:49:46 portcullis kernel: [ 5593.344372] [<8046e770>] 0x8046e770
Dec 26 23:49:46 portcullis kernel: [ 5593.351362] [<80067a40>] 0x80067a40
Dec 26 23:49:46 portcullis kernel: [ 5593.358453] [<80165e88>] 0x80165e88
Dec 26 23:49:46 portcullis kernel: [ 5593.365586] [<8046ecbc>] 0x8046ecbc
Dec 26 23:49:46 portcullis kernel: [ 5593.372588] [<803a0a78>] 0x803a0a78
Dec 26 23:49:46 portcullis kernel: [ 5593.379643] [<8046f108>] 0x8046f108
Dec 26 23:49:46 portcullis kernel: [ 5593.386697] [<8046e79c>] 0x8046e79c
Dec 26 23:49:46 portcullis kernel: [ 5593.393693] [<8046ed2c>] 0x8046ed2c
Dec 26 23:49:46 portcullis kernel: [ 5593.400681] [<803623fc>] 0x803623fc
Dec 26 23:49:46 portcullis kernel: [ 5593.407673] [<80011860>] 0x80011860
Dec 26 23:49:46 portcullis kernel: [ 5593.414704] [<803629e8>] 0x803629e8
Dec 26 23:49:46 portcullis kernel: [ 5593.421712] [<803652b0>] 0x803652b0
Dec 26 23:49:46 portcullis kernel: [ 5593.428702] [<80078510>] 0x80078510
Dec 26 23:49:46 portcullis kernel: [ 5593.435716] [<804a4898>] 0x804a4898
Dec 26 23:49:46 portcullis kernel: [ 5593.442740] [<80033164>] 0x80033164
Dec 26 23:49:46 portcullis kernel: [ 5593.449734] [<8025b4c0>] 0x8025b4c0
Dec 26 23:49:46 portcullis kernel: [ 5593.456739] [<80007488>] 0x80007488
Dec 26 23:49:46 portcullis kernel: [ 5593.463715]

P commented on 25.02.2021 19:16

Same problem on:Model
Xiaomi Mi Router 3G
MediaTek MT7621 ver:1 eco:3
OpenWrt 19.07-SNAPSHOT r11312-e9c0c5021c / LuCI openwrt-19.07 branch git-21.050.37945-c33df8f
Kernel:
4.14.216
I have to disable hw_nat

Tue Feb  9 15:22:25 2021 kern.err kernel: [207215.882941] INFO: rcu_sched self-detected stall on CPU
Tue Feb  9 15:22:25 2021 kern.err kernel: [207215.888318]     3-...: (1 GPs behind) idle=266/140000000000001/0 softirq=11508153/11508154 fqs=3000
Tue Feb  9 15:22:25 2021 kern.err kernel: [207215.897284]      (t=6001 jiffies g=5024083 c=5024082 q=1517)
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207215.902861] NMI backtrace for cpu 3
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207215.906463] CPU: 3 PID: 26575 Comm: kworker/3:0 Not tainted 4.14.216 #0
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207215.913189] Workqueue: events_power_efficient 0x8e700cac [nf_flow_table@8e700000+0x3370]
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207215.921331] Stack : 00000000 00000000 804d8568 8fc0fd24 00000000 00000000 00000000 00000000
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207215.929767]         00000000 00000000 00000000 00000000 00000000 00000001 8fc0fce0 1cc28238
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207215.938201]         8fc0fd78 00000000 00000000 000085a0 00000038 8049e238 00000008 00000000
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207215.946635]         00000000 80550000 000def25 61745f77 8fc0fcc0 00000000 00000000 00000003
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207215.955070]         80554500 8054c0cc 000000e0 80550000 00000000 802ae5d0 0000000c 806b000c
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207215.963505]         ...
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207215.966031] Call Trace:
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207215.966128] [<8049e238>] 0x8049e238
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207215.972220] [<802ae5d0>] 0x802ae5d0
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207215.975796] [<8000c1a0>] 0x8000c1a0
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207215.979358] [<8000c1a8>] 0x8000c1a8
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207215.982919] [<80487074>] 0x80487074
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207215.986480] [<80072ce4>] 0x80072ce4
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207215.990041] [<8048e094>] 0x8048e094
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207215.993602] [<80008f30>] 0x80008f30
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207215.997165] [<80008f30>] 0x80008f30
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.000725] [<8048e180>] 0x8048e180
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.004288] [<80086678>] 0x80086678
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.007866] [<80085ac8>] 0x80085ac8
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.011473] [<8e700000>] 0x8e700000 [nf_flow_table@8e700000+0x3370]
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.017798] [<80089238>] 0x80089238
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.021360] [<8009a288>] 0x8009a288
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.024922] [<8025c330>] 0x8025c330
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.028484] [<80332b94>] 0x80332b94
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.032045] [<80077f64>] 0x80077f64
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.035606] [<800793b8>] 0x800793b8
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.039167] [<80078360>] 0x80078360
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.042730] [<80073670>] 0x80073670
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.046292] [<8025c118>] 0x8025c118
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.049852] [<8025bfc4>] 0x8025bfc4
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.053416] [<8025c184>] 0x8025c184
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.056978] [<80073670>] 0x80073670
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.060540] [<804a4efc>] 0x804a4efc
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.064100] [<8025b840>] 0x8025b840
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.067675] [<80007488>] 0x80007488
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.071233]
Tue Feb  9 15:22:25 2021 kern.err kernel: [207216.072816] INFO: rcu_sched detected stalls on CPUs/tasks:
Tue Feb  9 15:22:25 2021 kern.err kernel: [207216.078465]     3-...: (1 GPs behind) idle=266/140000000000000/0 softirq=11508153/11508154 fqs=3001
Tue Feb  9 15:22:25 2021 kern.err kernel: [207216.087434]     (detected by 2, t=6020 jiffies, g=5024083, c=5024082, q=1518)
Tue Feb  9 15:22:25 2021 kern.info kernel: [207216.094500] Sending NMI from CPU 2 to CPUs 3:
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.098978] NMI backtrace for cpu 3
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.102544] CPU: 3 PID: 26575 Comm: kworker/3:0 Not tainted 4.14.216 #0
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.109238] Workqueue: events_power_efficient 0x8e700cac [nf_flow_table@8e700000+0x3370]
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.117383] task: 8fe69320 task.stack: 8d0f2000
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.121976] $ 0   : 00000000 00000001 00000000 00000000
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.127283] $ 4   : 00000006 00100000 013baeda 013baeda
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.132590] $ 8   : 0000ffff ffff0000 00000002 fffffffe
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.137896] $12   : 80553530 00000040 ffffffff 0000a5ce
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.143203] $16   : 8e6eb27c 81241320 8054c1e8 00100000
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.148511] $20   : 805ab344 8e6eb2fc 80550000 8056dba0
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.153818] $24   : 3b9aca00 00000000
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.159125] $28   : 8d0f2000 8d0f3dc8 8e700000 8006bf20
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.164433] Hi    : 00000133
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.167384] Lo    : 33333380
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.170338] epc   : 8006bfbc 0x8006bfbc
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.174244] ra    : 8006bf20 0x8006bf20
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.178146] Status: 11007c03    KERNEL EXL IE
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.182413] Cause : 50800400 (ExcCode 00)
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.186491] PrId  : 0001992f (MIPS 1004Kc)
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.190659] CPU: 3 PID: 26575 Comm: kworker/3:0 Not tainted 4.14.216 #0
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.197340] Workqueue: events_power_efficient 0x8e700cac [nf_flow_table@8e700000+0x3370]
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.205481] Stack : 00000000 00000000 804d8568 8fc0fd64 00000000 00000000 00000000 00000000
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.213916]         00000000 00000000 00000000 00000000 00000000 00000001 8fc0fd20 1cc28238
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.222350]         8fc0fdb8 00000000 00000000 00009270 00000038 8049e238 00000008 00000000
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.230785]         00000000 80550000 000302dc 61745f77 8fc0fd00 00000000 00000000 00000003
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.239220]         804dfe64 8053f5a0 804dda54 80550000 00000000 802ae5d0 0000000c 806b000c
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.247655]         ...
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.250181] Call Trace:
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.250246] [<8049e238>] 0x8049e238
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.256338] [<802ae5d0>] 0x802ae5d0
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.259913] [<8000c1a0>] 0x8000c1a0
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.263474] [<8000c1a8>] 0x8000c1a8
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.267034] [<80487074>] 0x80487074
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.270608] [<8000c264>] 0x8000c264
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.274169] [<8048e074>] 0x8048e074
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.277731] [<80009044>] 0x80009044
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.281290] [<80009054>] 0x80009054
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.284864] [<80059f5c>] 0x80059f5c
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.288423] [<800a1860>] 0x800a1860
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.291983] [<80085f80>] 0x80085f80
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.295559] [<80011860>] 0x80011860
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.299146] [<8e700000>] 0x8e700000 [nf_flow_table@8e700000+0x3370]
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.305471] [<80074210>] 0x80074210
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.309072] [<8e700000>] 0x8e700000 [nf_flow_table@8e700000+0x3370]
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.315397] [<80074344>] 0x80074344
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.318959] [<800743e8>] 0x800743e8
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.322518] [<80332b94>] 0x80332b94
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.326078] [<80077f64>] 0x80077f64
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.329638] [<800785a0>] 0x800785a0
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.333198] [<80078360>] 0x80078360
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.336771] [<80073670>] 0x80073670
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.340331] [<80073670>] 0x80073670
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.343892] [<8025c118>] 0x8025c118
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.347451] [<8025bfc4>] 0x8025bfc4
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.351013] [<8025c184>] 0x8025c184
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.354574] [<80073670>] 0x80073670
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.358135] [<804a4efc>] 0x804a4efc
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.361696] [<8025b840>] 0x8025b840
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.365271] [<80007488>] 0x80007488
Tue Feb  9 15:22:25 2021 kern.warn kernel: [207216.368828]
Tue Feb  9 15:25:38 2021 kern.err kernel: [207395.931367] INFO: rcu_sched self-detected stall on CPU
Tue Feb  9 15:25:38 2021 kern.err kernel: [207395.936732]     3-...: (1 GPs behind) idle=266/140000000000001/0 softirq=11508153/11508154 fqs=10519
Tue Feb  9 15:25:38 2021 kern.err kernel: [207395.945785]      (t=24006 jiffies g=5024083 c=5024082 q=6524)
Tue Feb  9 15:25:38 2021 kern.err kernel: [207395.951353] INFO: rcu_sched detected stalls on CPUs/tasks:
Tue Feb  9 15:25:38 2021 kern.err kernel: [207395.951428] rcu_sched kthread starved for 2925 jiffies! g5024083 c5024082 f0x0 RCU_GP_WAIT_FQS(3) ->state=0x402 ->cpu=1
Tue Feb  9 15:25:38 2021 kern.err kernel: [207395.951453]     3-...: (1 GPs behind) idle=266/140000000000001/0 softirq=11508153/11508154 fqs=10519
Tue Feb  9 15:25:38 2021 kern.info kernel: [207395.956980] rcu_sched       I
Tue Feb  9 15:25:38 2021 kern.err kernel: [207395.967788]
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207395.976789]     0     8      2 0x00100000
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207395.979823] (detected by 2, t=24009 jiffies, g=5024083, c=5024082, q=6524)
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207395.981464] Stack :
Tue Feb  9 15:25:38 2021 kern.info kernel: [207395.985542] Sending NMI from CPU 2 to CPUs 3:
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207395.992455]  8fc57e38 8fc3aca0 8fc57e38 8fc57e38 8fc57e38 80550000 81223380 00000000
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207396.006855]         81240da0 80052c28 013bf60b 81223380 8fc57e38 80550000 81223380 00000000
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207396.015291]         00000003 8054c1e8 80554610 804a05b8 8fc57e38 80550000 80550000 00000000
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207396.023728]         00000003 804a3dd0 80550000 00000000 8fc57ebc 800682b8 00000000 00000001
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207396.032164]         00000000 81223408 013bf60b 800887c0 8fc3aca0 03000001 80554500 00000000
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207396.040601]         ...
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207396.043128] Call Trace:
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207396.043252] [<80052c28>] 0x80052c28
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207396.049341] [<804a05b8>] 0x804a05b8
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207396.052915] [<804a3dd0>] 0x804a3dd0
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207396.056488] [<800682b8>] 0x800682b8
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207396.060051] [<800887c0>] 0x800887c0
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207396.063626] [<80084ce4>] 0x80084ce4
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207396.067214] [<80080000>] 0x80080000
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207396.070775] [<80081d2c>] 0x80081d2c
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207396.074403] [<80084784>] 0x80084784
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207396.077963] [<8004c108>] 0x8004c108
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207396.081523] [<8004bfd8>] 0x8004bfd8
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207396.085108] [<8004bfd8>] 0x8004bfd8
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207396.088694] [<8004bfd8>] 0x8004bfd8
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207396.092255] [<80006f78>] 0x80006f78
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207396.095828]
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.542994] NMI backtrace for cpu 3
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.546644] CPU: 3 PID: 26575 Comm: kworker/3:0 Not tainted 4.14.216 #0
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.553461] Workqueue: events_power_efficient 0x8e700cac [nf_flow_table@8e700000+0x3370]
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.561676] Stack : 00000000 00000000 804d8568 8fc0fd24 00000000 00000000 00000000 00000000
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.570319]         00000000 00000000 00000000 00000000 00000000 00000001 8fc0fce0 1cc28238
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.578961]         8fc0fd78 00000000 00000000 0000a208 00000038 8049e238 00000008 00000000
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.587605]         00000000 80550000 000871f5 61745f77 8fc0fcc0 00000000 00000000 00000003
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.596251]         80554500 8054c0cc 000000e0 80550000 00000000 802ae5d0 0000000c 806b000c
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.604900]         ...
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.607499] Call Trace:
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.607761] [<8049e238>] 0x8049e238
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.614019] [<802ae5d0>] 0x802ae5d0
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.617715] [<8000c1a0>] 0x8000c1a0
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.621351] [<8000c1a8>] 0x8000c1a8
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.624982] [<80487074>] 0x80487074
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.628611] [<80072ce4>] 0x80072ce4
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.632250] [<8048e094>] 0x8048e094
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.635880] [<80008f30>] 0x80008f30
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.639577] [<80008f30>] 0x80008f30
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.643204] [<8048e180>] 0x8048e180
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.646832] [<804a4b34>] 0x804a4b34
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.650471] [<80086678>] 0x80086678
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.654100] [<8008658c>] 0x8008658c
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.657746] [<80085ac8>] 0x80085ac8
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.661467] [<8e700000>] 0x8e700000 [nf_flow_table@8e700000+0x3370]
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.668064] [<8e700000>] 0x8e700000 [nf_flow_table@8e700000+0x3370]
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.674462] [<80089238>] 0x80089238
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.678101] [<8009a288>] 0x8009a288
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.681737] [<8025c330>] 0x8025c330
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.685372] [<80332b94>] 0x80332b94
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.689001] [<80077f64>] 0x80077f64
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.692633] [<800793b8>] 0x800793b8
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.696261] [<80078360>] 0x80078360
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.699904] [<80073670>] 0x80073670
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.703536] [<8025c118>] 0x8025c118
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.707164] [<8025bfc4>] 0x8025bfc4
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.710807] [<8025c184>] 0x8025c184
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.714443] [<80073670>] 0x80073670
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.718079] [<804a4efc>] 0x804a4efc
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.721714] [<8025b840>] 0x8025b840
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.725413] [<80007488>] 0x80007488
Tue Feb  9 15:25:38 2021 kern.warn kernel: [207399.729023]

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