netdev - Re: ip_rcv_finish() NULL pointer and possibly related Oopses

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:	Fri, 4 Sep 2015 14:57:10 +0000
From:	Shaun Crampton <Shaun.Crampton@...aswitch.com>
To:	Eric Dumazet <eric.dumazet@...il.com>
CC:	Daniel Borkmann <daniel@...earbox.net>,
	Michael Marineau <michael.marineau@...eos.com>,
	Chuck Ebbert <cebbert.lkml@...il.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Peter White <Peter.White@...aswitch.com>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: ip_rcv_finish() NULL pointer and possibly related Oopses



On 03/09/2015 13:10, "Eric Dumazet" <eric.dumazet@...il.com> wrote:

>On Thu, 2015-09-03 at 10:09 +0000, Shaun Crampton wrote:
>> >...
>> >> Is there anything I can do on a running system to help figure this
>>out?
>> >> Some sort of kernel equivalent to pmap to find out what module or
>>device
>> >> owns that chunk of memory?
>> >
>> >Hmm, perhaps /proc/kallsyms could point to something.
>>0xffffffffa0087d81
>> >and 0xffffffffa008772b could be from the same module, if any.
>> 
>> Any good: https://transfer.sh/szGRE/kallsyms ?
>> 
>
>seems to be cryptd module.
>
>Have you tried to run an pristine upstream kernel ?

No, I haven't tried that; I'm not sure if it's feasible with CoreOS.

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html