linux-kernel - Re: rcu_prempt stalls / lockup

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

Date:	Tue, 1 Apr 2014 20:07:58 -0400
From:	Dave Jones <davej@...hat.com>
To:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Cc:	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: rcu_prempt stalls / lockup

On Tue, Apr 01, 2014 at 04:57:24PM -0700, Paul E. McKenney wrote:
 
 > > [  917.790265] INFO: rcu_preempt detected stalls on CPUs/tasks:
 > > [  917.791189] 	(detected by 0, t=6502 jiffies, g=21390, c=21389, q=0)
 > 
 > But the hang didn't happen until grace period #21390.  Sigh!  That means
 > that the trace doesn't tell me about the current grace period.
 > 
 > Thank you for getting this info, but it is beginning to look like
 > bisection is necessary here.  :-(

ok, I was hoping that wouldn't be the case, but let's see what it turns up.

	Dave

--
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/