linux-kernel - Re: [BUG] Odd interaction between uninterruptible syscall and stack overflow

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Message-Id: <1426445070.2736.3@smtp.gmail.com>
Date:	Sun, 15 Mar 2015 20:44:30 +0200
From:	Simonas <s@...lauskas.me>
To:	Richard Weinberger <richard@....at>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [BUG] Odd interaction between uninterruptible syscall and stack
 overflow

On Sun, 15 Mar, 2015 at 8:37 PM, Richard Weinberger <richard@....at> 
wrote:
> Am 15.03.2015 um 19:35 schrieb Simonas:
>>  On Sun, 15 Mar, 2015 at 8:29 PM, Richard Weinberger 
>> <richard.weinberger@...il.com> wrote:
>>>  Do you have a core dumper installed?
>>>  i.e. kernel.core_pattern begins with a "|"?
> 
> I bet if you remove the dumper. i.e. kernel.core_pattern = core, the 
> issue does no longer happen.
> What dumper is installed?

I had systemd’s coredump. Issue still reproducible after `sudo sysctl 
kernel.core_pattern=core`, sadly.

> 
> Thanks,
> //richard
> 
> P.s: Please keep LKML CC'ed

Sorry, not used to mailing lists, forgot to reply to all, instead of 
just reply.

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