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Date:      Thu, 19 Nov 2015 11:05:09 -0800
From:      Adrian Chadd <adrian@freebsd.org>
To:        Eugene Grosbein <eugen@grosbein.net>
Cc:        benno <benno@freebsd.org>, Jeff Roberson <jeff@freebsd.org>,  Konstantin Belousov <kib@freebsd.org>, "freebsd-mips@freebsd.org" <freebsd-mips@freebsd.org>
Subject:   Re: USB-related problem
Message-ID:  <CAJ-VmonKMssNCs0v%2BUr67%2BLiifF_AJipVjTEW5%2BPi07h=BrHFA@mail.gmail.com>
In-Reply-To: <564AE210.3050804@grosbein.net>
References:  <56348063.3090508@grosbein.net> <563F5630.2000407@grosbein.net> <563F6F6F.1010807@grosbein.net> <CAJ-Vmo=fPSi7yZO5Xjodg8HPtTLd44Y9Y_8qg4EgTGwEpHO10A@mail.gmail.com> <563F91A8.9080702@grosbein.net> <CAJ-VmomUvoUerMS20qQsQujcjULVA=_jaLp9Mh3fU1fEpdwzZA@mail.gmail.com> <CAJ-Vmo=eUUZ928KgQbyOi8EdDFSmxhjvDOyAMvfXsqwDbO96ng@mail.gmail.com> <5640C0FD.2040803@grosbein.net> <CAJ-Vmo=6mztfvvBd91LPO5H418K8vW=%2BLk=6V5Z_y5DHu7v7HA@mail.gmail.com> <5640F315.5020303@grosbein.net> <CAJ-VmokpWM=d%2BtEFv8a8eU91UimVZ9W8da2QkKCTDjd%2B2ZM_LQ@mail.gmail.com> <56410214.3070901@grosbein.net> <CAJ-Vmo=QUUkTfQ7pvr_V%2BCQ8zQWOoqp3H8hD9LUR8C5U-5N=Ag@mail.gmail.com> <CAJ-VmomA27NcNCjx00DrZzFOU9bGYucUhbPXodH2uvNd8eJ3wg@mail.gmail.com> <564231DE.7090308@grosbein.net> <56423D82.5030203@grosbein.net> <CAJ-VmomOeSyQGxKPvaa9TiBENCcdvTJiTLvSi2FfbCH9c6CGAA@mail.gmail.com> <564512A8.1000006@grosbein.net> <CAJ-VmomByUr3-XgqYPg0VoxirnUS%2BBc6-zdxCx6-Am8P4iBVUw@mail.gmail.com> <564AE210.3050804@grosbein.net>

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On 17 November 2015 at 00:15, Eugene Grosbein <eugen@grosbein.net> wrote:
> On 17.11.2015 14:44, Adrian Chadd wrote:
>> hiya,
>>
>> any updates? I caan't trigger this one myself :(
>
> No updates. Yesterday I've spent some time to discover if KASSERT is guilty
> but finally found sysctl debug.kassert.kassert and it works as expected, no hangs.
> Working backtrace in KDB would be invaluable.
>

Yeah. When it happens, do "show registers" ? I'd like to see if the
registers show anything useful.

And yes, I'd like DDB to work right again .:)


-a



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