linux-kernel - Re: [BUG,2.6.28,s390] Fails to boot in Hercules S/390 emulator

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 for Android: free password hash cracker in your pocket

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

Message-Id: <1236656288.3792.9.camel@jstultz-laptop>
Date:	Mon, 09 Mar 2009 20:38:08 -0700
From:	John Stultz <johnstul@...ibm.com>
To:	Frans Pop <elendil@...net.nl>
Cc:	linux-s390@...r.kernel.org, Roman Zippel <zippel@...ux-m68k.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [BUG,2.6.28,s390] Fails to boot in Hercules S/390 emulator

On Tue, 2009-03-10 at 04:37 +0100, Frans Pop wrote:
> On Tuesday 10 March 2009, John Stultz wrote:
> > > After reverting 5cd1c9c5cf30 and the somewhat related 6c9bacb41c10 on
> > > top of 2.6.28.7, the system boots OK again [1].
> >
> > Huh. No clue right off. What clocksource is in use on this system?
> 
> $ cat /sys/devices/system/clocksource/clocksource0/current_clocksource
> tod
> (That's from 2.6.26.)
> 
> > Also can you provide the output with the following patch?
> 
> I already did something similar. Did you see my follow-up mail?

No, sorry, I must have missed it.


> I added:
> +       if (unlikely(clock->xtime_nsec < ((s64)xtime.tv_nsec << clock->shift)))
> +               printk("Negative result: %llu - %lld\n",
> +                       (unsigned long long)clock->xtime_nsec,
> +                       (long long)((s64)xtime.tv_nsec << clock->shift));
> 
> Which resulted in:
>    Negative result: 166039808000 - 166039808256
> 
> Would you still like me to try your patch?

No no, I'll try to look again at your data in the morning.

thanks
-john


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/