linux-kernel - Re: Linux 4.1.28

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Message-ID: <20160720082943.GD17120@unicorn.suse.cz>
Date:	Wed, 20 Jul 2016 10:29:43 +0200
From:	Michal Kubecek <mkubecek@...e.cz>
To:	Thomas Voegtle <tv@...96.de>
Cc:	Sasha Levin <sasha.levin@...cle.com>,
	LKML <linux-kernel@...r.kernel.org>,
	stable <stable@...r.kernel.org>, lwn@....net
Subject: Re: Linux 4.1.28

On Fri, Jul 15, 2016 at 03:04:48PM +0200, Thomas Voegtle wrote:
> And that one?
> Happens while trying to start a firewall script with iptables-restore.
> 
> [  180.071999] NMI watchdog: BUG: soft lockup - CPU#1 stuck for 22s!
> [iptables-restor:2338]
...
> [  180.072000] Call Trace:
> [  180.072000]  [<ffffffff8111a923>] ? __kmalloc_node+0x26/0x2d
> [  180.072000]  [<ffffffff81667495>] ? cpumask_next+0x1b/0x1d
> [  180.072000]  [<ffffffff81668ec3>] ? xt_alloc_table_info+0xc2/0xdf
> [  180.072000]  [<ffffffffc05be6c3>] do_ipt_set_ctl+0xfd/0x193 [ip_tables]
> [  180.072000]  [<ffffffff81665181>] nf_sockopt+0x64/0x7e
> [  180.072000]  [<ffffffff816651cc>] nf_setsockopt+0x1c/0x20
> [  180.072000]  [<ffffffff81674dd1>] ip_setsockopt+0x6e/0x8e
> [  180.072000]  [<ffffffff8168fe47>] raw_setsockopt+0x11/0x4c
> [  180.072000]  [<ffffffff816296ab>] sock_common_setsockopt+0xf/0x11
> [  180.072000]  [<ffffffff81628ab2>] SyS_setsockopt+0x85/0xa5
> [  180.072000]  [<ffffffff816e7dee>] system_call_fastpath+0x12/0x71

This should be the problem addressed by

   http://article.gmane.org/gmane.linux.network/422215

Michal Kubecek