linux-kernel - WARNING: at kernel/softirq.c:141 local_bh

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Date:	Thu, 10 Sep 2009 21:39:09 +0200
From:	Mathias Kretschmer <posting@...4.net>
To:	linux-kernel@...r.kernel.org
Subject: WARNING: at kernel/softirq.c:141 local_bh_enable+0x8b/0xc0()

I reported this before. I'm still seeing this on 2.6.30.6+grsec:

[  526.823652] ------------[ cut here ]------------
[  526.823671] WARNING: at kernel/softirq.c:141 local_bh_enable+0x8b/0xc0()
[  526.823676] Hardware name: empty
[  526.823680] Modules linked in: iscsi_trgt dummy bonding dvb_usb_cinergyT2 
usbtouchscreen forcedeth
[  526.823697] Pid: 904, comm: mISDN_hfc-pci.1 Not tainted 2.6.30.6-grsec #3
[  526.823702] Call Trace:
[  526.823711]  [<ffffffff81064a0b>] ? local_bh_enable+0x8b/0xc0
[  526.823718]  [<ffffffff81064a0b>] ? local_bh_enable+0x8b/0xc0
[  526.823727]  [<ffffffff8105ea39>] ? warn_slowpath_common+0x79/0xd0
[  526.823734]  [<ffffffff81064a0b>] ? local_bh_enable+0x8b/0xc0
[  526.823743]  [<ffffffff8151af41>] ? sk_filter+0x41/0xa0
[  526.823753]  [<ffffffff8150002d>] ? sock_queue_rcv_skb+0x5d/0x140
[  526.823762]  [<ffffffff8148fe9f>] ? mISDN_send+0x4f/0xa0
[  526.823769]  [<ffffffff81495250>] ? l2_got_ui+0x0/0x70
[  526.823775]  [<ffffffff81493437>] ? l2up+0x27/0x50
[  526.823782]  [<ffffffff8148eac2>] ? mISDN_FsmEvent+0x82/0x100
[  526.823788]  [<ffffffff814973ba>] ? l2_send+0x6fa/0x980
[  526.823795]  [<ffffffff814993b3>] ? mgr_bcast+0x83/0x160
[  526.823803]  [<ffffffff81492459>] ? mISDNStackd+0x439/0x680
[  526.823811]  [<ffffffff81077730>] ? autoremove_wake_function+0x0/0x30
[  526.823818]  [<ffffffff81492020>] ? mISDNStackd+0x0/0x680
[  526.823825]  [<ffffffff81492020>] ? mISDNStackd+0x0/0x680
[  526.823831]  [<ffffffff81077224>] ? kthread+0x54/0x90
[  526.823838]  [<ffffffff8105bb72>] ? schedule_tail+0x32/0x80
[  526.823845]  [<ffffffff81025baa>] ? child_rip+0xa/0x20
[  526.823851]  [<ffffffff810771d0>] ? kthread+0x0/0x90
[  526.823857]  [<ffffffff81025ba0>] ? child_rip+0x0/0x20
[  526.823862] ---[ end trace a4fad34479a16c5d ]---
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