From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Anatoly Sivov" Subject: Re: rcu_sched_state detected stall, no stack trace Date: Tue, 10 Apr 2012 21:43:07 +0400 Message-ID: References: Mime-Version: 1.0 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mail.ru; s=mail; h=In-Reply-To:Message-ID:From:Content-Transfer-Encoding:MIME-Version:Date:References:Subject:To:Content-Type; bh=Ak1Bs4hJ+syO7u0LCTWVATdFHSJGNlw6Jhu1uYkS2U8=; b=AEEoebv8bsBsfnCUlJxWbIwA0JNwOKV3/4R3p5dtyXoCIjEpH573sjMvxvPCdzHSB0DQ+KhSNrbMT/yheWqthI+IHCDoIlEA++p7OSk6Yumbt4FZhyyu+eJyyQX20Cnl; In-Reply-To: Sender: linux-newbie-owner@vger.kernel.org List-ID: Content-Type: text/plain; charset="koi8-r"; format="flowed delsp=yes" To: linux-newbie@vger.kernel.org, "Prashant Batra (prbatra)" Prashant Batra (prbatra) =D0=C9=D3=C1=CC(=C1) =D7 =D3= =D7=CF=A3=CD =D0=C9=D3=D8=CD=C5 Mon, =20 09 Apr 2012 16:28:36 +0400: > Hi, > > I am running vanilla kernel 3.0.23 . I am trying to add some 6K and m= ore > IPv6 IPSec tunnels. > I am getting these warnings in dmesg close to 6k tunnels, after which > the kernel hangs and have to reboot the kernel. > > [ 1511.045261] INFO: rcu_sched_state detected stall on CPU 4 (t=3D300= 000 > jiffies) > [ 1534.736899] INFO: rcu_bh_state detected stalls on CPUs/tasks: { 4} > (detected by 13, t=3D300002 jiffies) > > I am not getting any back-trace also, to figure out what is actually > causing the stall to happen. > > Could someone help to figure out the issue. > Hi, I guess the better way to get help on this issue is to repost your mess= age =20 to netdev list. BR, Anatoly -- To unsubscribe from this list: send the line "unsubscribe linux-newbie"= in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.linux-learn.org/faqs