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] [day] [month] [year] [list]
Message-ID: <49105CCA.1040903@cosmosbay.com>
Date:	Tue, 04 Nov 2008 15:31:38 +0100
From:	Eric Dumazet <dada1@...mosbay.com>
To:	Eric Dumazet <dada1@...mosbay.com>
CC:	Linux Netdev List <netdev@...r.kernel.org>,
	Jarek Poplawski <jarkao2@...il.com>
Subject: Re: [BUG] linux-2.6.26.7 : loading of sch_cbq is stuck

Eric Dumazet a écrit :
> Hi all
> 
> Just found this problem on linux-2.6.26.7 when trying to add cbq on eth0
> 
> /proc/modules hangs too
> 
> root     12117  0.0  0.0   1560   360 pts/1    D+   11:07   0:00 lsmod
> root     10361  0.0  0.0   1996   696 pts/0    D+   11:05   0:00 tc 
> qdisc add dev eth0 root handle 1: cbq avpkt 1000 rate 100Mbit bandwidth 
> 100Mbit
> root     10362  0.0  0.0      0     0 ?        S<   11:05   0:00 [khelper]
> root     10363  0.0  0.0   1592   588 ?        R    11:05   0:00 
> /sbin/modprobe -q -- sch_cbq
> root     10364  0.0  0.0      0     0 ?        S<   11:05   0:00 
> [kstopmachine]
> root     10365  0.0  0.0      0     0 ?        Z<   11:05   0:00 
> [kstopmachine] <defunct>
> root     10366  0.0  0.0      0     0 ?        Z<   11:05   0:00 
> [kstopmachine] <defunct>
> root     10367  0.0  0.0      0     0 ?        Z<   11:05   0:00 
> [kstopmachine] <defunct>
> 

Well, the answer is : I had a realtime user process that was looping.

Killing it one hour later solved the problem and unlocked all blocked
tasks.

Dont let users run realtime, better let them access hard-reset button...


--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ