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Draytek 2866 Router Problem

  • systemcv
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10 May 2022 21:15 #101122 by systemcv
Draytek 2866 Router Problem was created by systemcv
I am having an issue with my Draytek 2866 Router, where it sporadically reboots.

This is preceded by inability to connect over wi-fi (all wi-fi connections are dropped and can not be re-established or new ones established) - cabled connections still work.

On reboot, error emails are generated as below. Any ideas anyone?


firmware exception debug info on cpu0

EPC=60591a74, Cause=1080002c, Status=1100fc03, BadAddr=00095488, RetAddr=60525804
exception id=11(CpU: Coprocessor unusable)
exception occured in TASK Level
task_id=116, SP=0x63465ad0(4534 bytes free, 280 used bytes)
system tick =4801053
CURRENT_VERSION : 4.3.2.1_R
get from address : 60017000

Dump CPU0 registers:


$ 0: 00000000 fffffffe 00002a2b 63460d69
$ 4: 00000040 00000000 00000264 6354c006
$ 8: 00000024 00000000 63540000 0000011b
$12: 00000000 63460d64 00000000 fffffffa
$16: 6d376488 6d482a04 00000001 6d409938
$20: 00000001 6d373ac0 00000001 000004f8
$24: 00000002 00000000 0000025b 6103d7b4
$28: 63317720 63465ad0 6400d810 60525804

List a possible caller functions:



List backtrace functions:


func( 0)=60591a74

==========

firmware exception debug info on cpu0

EPC=60591a74, Cause=00800014, Status=1100fc03, BadAddr=00095488, RetAddr=6094c964
exception id=5(ADES: Address Error Store)
exception occured in TASK Level
task_id=115, SP=0x63461378(4542 bytes free, 248 used bytes)
system tick =1810770
CURRENT_VERSION : 4.3.2.1_R
get from address : 60017000

Dump CPU0 registers:


$ 0: 00000000 fffffffe 00002a2b 63460d69
$ 4: 00000040 00000000 00000264 6353cdcc
$ 8: 00000024 00000000 63540000 00000021
$12: 00000000 63460d64 00000000 fffffffa
$16: 6d376488 6d496bac 00000001 6d409938
$20: 00000001 6d373ac0 00000001 000004f8
$24: 00000001 00000000 ffffffff 634614f4
$28: 63317720 63461378 000000ff 6094c964

List a possible caller functions:



List backtrace functions:


func( 0)=60591a74

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