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Date: Fri, 9 Sep 2016 16:43:19 +0200
From: Peter Holm <peter@holm.cc>
To: "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net>
Cc: src-committers@freebsd.org, svn-src-user@freebsd.org
Subject: Re: svn commit: r305662 - user/pho/stress2/misc
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On Fri, Sep 09, 2016 at 01:52:25PM +0000, Bjoern A. Zeeb wrote:
> On 9 Sep 2016, at 13:27, Peter Holm wrote:
> 
> > Author: pho
> > Date: Fri Sep  9 13:27:20 2016
> > New Revision: 305662
> > URL: https://svnweb.freebsd.org/changeset/base/305662
> >
> > Log:
> >   Added a finding.
> >
> > +# "panic: softclock_call_cc: act 0xfffff801219a0840 0" seen:
> > +# https://people.freebsd.org/~pho/stress/log/kevent7.txt
> 
> I would see them once in a while, while doing my vimage stress-tests.  
> Think I added show callout <addr> ddb command though not expecting it to 
> be a valid data structure at that point.
> 
> /bz

Right, nice.

db> show callout 0xfffff80121c8ed40
callout 0xfffff80121c8ed40
   &c_links = 0xfffff80121c8ed40
   c_time = 5084927349880
   c_precision = 0
   c_arg = 0xfffff801c0364300
   c_func = 0xffffffff80a0c6f0
   c_lock = 0
   c_flags = 0
   c_iflags = 0x94
   c_cpu = 20
db> x/i 0xffffffff80a0c6f0
filt_timerexpire:       pushq   %rbp
db> 

I have no problem triggereing this.

-- 
Peter