was: CURRENT [r308087] still crashing: Backtrace provided
Andrey V. Elsukov
ae at FreeBSD.org
Sun Nov 13 09:44:03 UTC 2016
On 13.11.2016 12:23, O. Hartmann wrote:
>>>>> Great, thank you. I would first like to confirm that r307234 is indeed
>>>>> causing the crash - since it appears to be easy to trigger, that should
>>>>> be faster. If not, the core will help track down the real problem.
>>>>
>>>> Although I was under the impression the in-kernel-config option
>>>>
>>>> makeoptions DEBUG=-g
>>>>
>>>> would make debugging symbols available, I'm proved wrong.
>>
>> Do you have option FLOWTABLE in your kernel config?
>
> Would you suggest to disable this feature in the kernel? Or does the feature, by
> accident, influence the debugging ??
Hi,
I never used FLOWTABLE, but as I know, when L2 caching was reintroduced
the kernel with enabled FLOWTABLE has started crashing almost
immediately. glebius@ added workaround in r300854 to prevent the panic.
Then we discussed with him that the change in in_pcb.c should be
reasonable. And he decided to revert the workaround. Now it seems
without r300854 FLOWTABLE isn't usable.
--
WBR, Andrey V. Elsukov
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