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Groups > comp.os.linux.misc > #88623
| From | jkn <jkn+nin@nicorp.co.uk> |
|---|---|
| Newsgroups | comp.os.linux.misc, uk.d-i-y |
| Subject | Re: Anyone else seen this. [Draytek rebooting] |
| Date | 2026-07-03 22:29 +0100 |
| Message-ID | <naqntkFmk5tU1@mid.individual.net> (permalink) |
| References | <1128k1p$3fgrb$1@dont-email.me> <naq3o2FolriU1@mid.individual.net> <11298qj$3mlcf$2@dont-email.me> |
Cross-posted to 2 groups.
On 03/07/2026 22:16, The Natural Philosopher wrote: > On 03/07/2026 16:45, jkn wrote: >> On 03/07/2026 16:21, The Natural Philosopher wrote: >>> Recently my router (Draytek 2726) has been spontaneously rebooting. >>> >>> Examination of the logs show a kernel panic caused by 'attempt to >>> execute an illegal instruction'. >>> >>> My assumption, possibly erroneous, is that the actual firmware code >>> is corrupted >>> The router is rated only to +45°C but that is the recommended limit >>> for flash memory, and the room temperature has been up towards 40°C. >>> which doesn't leave a great deal of margin for router internal heat >>> production. >>> My query is whether anyone else has seen issues with flash memory in >>> the recent hear wave. >>> >>> Surely phones get hotter than this? >>> >>> Genuinely interested in other's experiences. >>> >> >> I have a Draytek 2927 series - it is not new to me, but was previously >> used in a commercial environment with no issues AFAIK. >> >> I have noticed a situation with mine where the connection both wired >> and wireless) appears to drop momentarily, on occasion (couple of >> times a week?) >> >> I recently looked at the log, and saw something similar to what you >> describe - the router was in fact rebooting, and the log shows >> something like: >> >> > sys ver dbg >> >> Router Model: Vigor2927ax Version: 4.5.2 English >> Profile version: 4.0.0 Status: 1 (0x9de71d0f) >> Router IP: 192.168.0.1 Netmask: 255.255.255.0 >> Firmware Build Date/Time: Feb 12 2026 17:45:01 >> Router Name: DrayTek >> Revision: 6562_fd593bfca2 drayos2015 >> Router serial no: None >> >> ---------firmware exception debug info on >> cpu0----------------------------- >> >> # etc. >> > Yes. that is significant. Its the next bit of the log before the > registers dump that is significant > > Mine said (in shorthand) 'The CPU tried to execute an instruction that > does not exist' > Yes, my log has: ---------firmware exception debug info on cpu0----------------------------- EPC=60034b60, Cause=00800014, Status=1100fc03, BadAddr=00000000, RetAddr=60034a58 exception id=5(ADES: Address Error Store) exception occured in TASK Level task_id=161, SP=0x629390b8(3188 bytes free, 5664 used bytes) system tick =26381273 CURRENT_VERSION : 4.5.2_RC5 get from address : 60017000 Dump CPU0 registers: ... but if you look eg. here: https://www.draytek.co.uk/support/guides/kb-troubleshoot-reboot they list a log like this - this seems a 'normal' feature of reboot issues, without considering flash failure.
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Anyone else seen this. The Natural Philosopher <tnp@invalid.invalid> - 2026-07-03 16:21 +0100
Re: Anyone else seen this. Andy Burns <usenet@andyburns.uk> - 2026-07-03 16:37 +0100
Re: Anyone else seen this. The Natural Philosopher <tnp@invalid.invalid> - 2026-07-03 22:10 +0100
Re: Anyone else seen this. [Draytek rebooting] jkn <jkn+nin@nicorp.co.uk> - 2026-07-03 16:45 +0100
Re: Anyone else seen this. [Draytek rebooting] jkn <jkn+nin@nicorp.co.uk> - 2026-07-03 18:52 +0100
Re: Anyone else seen this. [Draytek rebooting] The Natural Philosopher <tnp@invalid.invalid> - 2026-07-03 22:17 +0100
Re: Anyone else seen this. [Draytek rebooting] The Natural Philosopher <tnp@invalid.invalid> - 2026-07-03 22:16 +0100
Re: Anyone else seen this. [Draytek rebooting] jkn <jkn+nin@nicorp.co.uk> - 2026-07-03 22:29 +0100
Re: Anyone else seen this. [Draytek rebooting] Theo <theom+news@chiark.greenend.org.uk> - 2026-07-04 00:33 +0100
Re: Anyone else seen this. [Draytek rebooting] jkn <jkn+nin@nicorp.co.uk> - 2026-07-04 07:45 +0100
Re: Anyone else seen this. [Draytek rebooting] The Natural Philosopher <tnp@invalid.invalid> - 2026-07-04 12:39 +0100
Re: Anyone else seen this. Theo <theom+news@chiark.greenend.org.uk> - 2026-07-03 17:43 +0100
Re: Anyone else seen this. Richard Kettlewell <invalid@invalid.invalid> - 2026-07-03 22:09 +0100
Re: Anyone else seen this. The Natural Philosopher <tnp@invalid.invalid> - 2026-07-03 22:46 +0100
Re: Anyone else seen this. Pancho <Pancho.Jones@protonmail.com> - 2026-07-03 23:14 +0100
Re: Anyone else seen this. The Natural Philosopher <tnp@invalid.invalid> - 2026-07-03 22:20 +0100
Re: Anyone else seen this. Adrian <diy@ku.gro.lioff> - 2026-07-03 17:51 +0100
Re: Anyone else seen this. The Natural Philosopher <tnp@invalid.invalid> - 2026-07-03 22:26 +0100
Re: Anyone else seen this. Pancho <Pancho.Jones@protonmail.com> - 2026-07-03 19:28 +0100
Re: Anyone else seen this. The Natural Philosopher <tnp@invalid.invalid> - 2026-07-03 22:28 +0100
Re: Anyone else seen this. "Jeff Gaines" <jgnewsid@outlook.com> - 2026-07-03 19:38 +0000
Re: Anyone else seen this. John Rumm <see.my.signature@nowhere.null> - 2026-07-03 21:15 +0100
Re: Anyone else seen this. jkn <jkn+nin@nicorp.co.uk> - 2026-07-03 22:32 +0100
Re: Anyone else seen this. John Rumm <see.my.signature@nowhere.null> - 2026-07-04 00:30 +0100
Re: Anyone else seen this. jkn <jkn+nin@nicorp.co.uk> - 2026-07-04 08:55 +0100
Re: Anyone else seen this. John Rumm <see.my.signature@nowhere.null> - 2026-07-04 12:36 +0100
Re: Anyone else seen this. Rich <rich@example.invalid> - 2026-07-04 05:30 +0000
Re: Anyone else seen this. alan_m <junk@admac.myzen.co.uk> - 2026-07-04 11:23 +0100
Re: Anyone else seen this. Charlie Gibbs <cgibbs@kltpzyxm.invalid> - 2026-07-04 17:06 +0000
Re: Anyone else seen this. The Natural Philosopher <tnp@invalid.invalid> - 2026-07-04 19:08 +0100
Re: Anyone else seen this. c186282 <c186282@nnada.net> - 2026-07-05 02:36 -0400
Re: Anyone else seen this. tony sayer <tony@bancom.co.uk> - 2026-07-04 22:05 +0100
Re: Anyone else seen this. jkn <jkn+nin@nicorp.co.uk> - 2026-07-04 23:19 +0100
Re: Anyone else seen this. The Natural Philosopher <tnp@invalid.invalid> - 2026-07-05 10:28 +0100
Re: Anyone else seen this. jkn <jkn+nin@nicorp.co.uk> - 2026-07-05 10:38 +0100
Re: Anyone else seen this. The Natural Philosopher <tnp@invalid.invalid> - 2026-07-05 10:53 +0100
Re: Anyone else seen this. jkn <jkn+nin@nicorp.co.uk> - 2026-07-05 19:24 +0100
Re: Anyone else seen this. The Natural Philosopher <tnp@invalid.invalid> - 2026-07-05 23:55 +0100
Re: Anyone else seen this. alan_m <junk@admac.myzen.co.uk> - 2026-07-05 12:05 +0100
Re: Anyone else seen this. The Natural Philosopher <tnp@invalid.invalid> - 2026-07-05 13:57 +0100
Re: Anyone else seen this. tony sayer <tony@bancom.co.uk> - 2026-07-06 13:01 +0100
Re: Anyone else seen this. The Natural Philosopher <tnp@invalid.invalid> - 2026-07-06 13:15 +0100
Re: Anyone else seen this. Rich <rich@example.invalid> - 2026-07-06 14:15 +0000
Re: Anyone else seen this. "Carlos E. R." <robin_listas@es.invalid> - 2026-07-06 20:00 +0200
Re: Anyone else seen this. Rich <rich@example.invalid> - 2026-07-06 19:55 +0000
Re: Anyone else seen this. alan_m <junk@admac.myzen.co.uk> - 2026-07-05 09:18 +0100
Re: Anyone else seen this. jkn <jkn+nin@nicorp.co.uk> - 2026-07-05 10:40 +0100
Re: Anyone else seen this. The Natural Philosopher <tnp@invalid.invalid> - 2026-07-05 10:54 +0100
Re: Anyone else seen this. tony sayer <tony@bancom.co.uk> - 2026-07-06 13:06 +0100
Re: Anyone else seen this. The Natural Philosopher <tnp@invalid.invalid> - 2026-07-06 13:18 +0100
Re: Anyone else seen this. alan_m <junk@admac.myzen.co.uk> - 2026-07-05 12:32 +0100
Re: Anyone else seen this. jkn <jkn+nin@nicorp.co.uk> - 2026-07-05 17:24 +0100
Re: Anyone else seen this. c186282 <c186282@nnada.net> - 2026-07-06 00:49 -0400
Re: Anyone else seen this. The Natural Philosopher <tnp@invalid.invalid> - 2026-07-06 12:24 +0100
Re: Anyone else seen this. "Mr. Man-wai Chang" <toylet.toylet@gmail.com> - 2026-07-04 21:52 +0800
Re: Anyone else seen this. c186282 <c186282@nnada.net> - 2026-07-04 23:34 -0400
Re: Anyone else seen this. The Natural Philosopher <tnp@invalid.invalid> - 2026-07-05 10:50 +0100
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