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2862n debug errors every hour or so.

  • marcusd
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17 Jun 2020 18:07 #1 by marcusd
2862n debug errors every hour or so. was created by marcusd
Hi, this is a fairly new 2862n reporting the same 2 errors every hour or so via mail alert. It reboots and reverts back to firmware 3.9.2_BT.
I thought it was trying to automatically upgrade the recently released 3.9.4_BT firmware, released yesterday, so have done a manual upgrade, but the issue still persists.

The errors are..

2020/06/17 16:03:13 --

firmware exception debug info
EPC=8052b74c, Cause=10800028, Status=1100fc03, BadAddr=82a74b18, RetAddr=80010088 exception id=10(RI: Reserved Instruction) exception occured in IdleTask Timeout task_id=133, SP=0x836ba248(3584 bytes free, 4080 used bytes) system tick =428046 CURRENT_VERSION : 3.9.4_RC5 get from address : 80004000

Dump CPU registers:


$ 0: 00000000 fffffffe 80f1e930 00000001 $ 4: 82a906fc 00000000 00000004 00000000 $ 8: 00000000 00000000 00000004 00000001
$12: 44005822 b2773dae 00000000 6bb4d80e
$16: 82a75268 83814d10 00000000 82a906fc
$20: 83814e00 00000028 836ba340 fffffeff
$24: 00000001 00000000 82c2ff8c 82c2ff8c
$28: 81823e40 836ba248 836ba6a4 80010088


Followed shortly after by....

2020/06/17 16:03:45 --
List a possible caller functions:


func( 0)=80f8ca88
func( 1)=80946518
func( 2)=80f8ca88
func( 3)=80f8ca88
func( 4)=809467b4
func( 5)=80f8c294
func( 6)=809537b4
func( 7)=8116db40
func( 8)=80f8beb4
func( 9)=811725d0
func(10)=80f8bee0
func(11)=80f8d8e4
func(12)=81176e54
func(13)=80f8d960
func(14)=8116bfe4
func(15)=80f8c4bc
func(16)=81170000
func(17)=80f8c4bc
func(18)=81170000
func(19)=8116c3d8

List backtrace functions:


func( 0)=8052b74c
func( 1)=80946518
func( 2)=809467b4
func( 3)=809537b4
func( 4)=80953db8
func( 5)=80956ae8
func( 6)=8095f788
func( 7)=8093fcac
func( 8)=8093fd40

Any ideas folks?

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