2010-09-05 15:11:43

by Pekka Enberg

Subject: [PROBLEM] ipw2200: WARNING: at kernel/softirq.c:143 local_bh_enable+0x58/0x80()

Hi,

This showed up in dmesg:

[ 143.695527] ------------[ cut here ]------------
[ 143.695550] WARNING: at kernel/softirq.c:143 local_bh_enable+0x58/0x80()
[ 143.695557] Hardware name: 2373KYG
[ 143.695562] Modules linked in: ipw2200 libipw
[ 143.695577] Pid: 4112, comm: NetworkManager Not tainted 2.6.36-rc2+ #182
[ 143.695584] Call Trace:
[ 143.695596] [<c15b8ddc>] ? printk+0x18/0x1a
[ 143.695610] [<c1033fbd>] warn_slowpath_common+0x6d/0xa0
[ 143.695620] [<c1039568>] ? local_bh_enable+0x58/0x80
[ 143.695630] [<c1039568>] ? local_bh_enable+0x58/0x80
[ 143.695640] [<c103400b>] warn_slowpath_null+0x1b/0x20
[ 143.695650] [<c1039568>] local_bh_enable+0x58/0x80
[ 143.695662] [<c1482d25>] netif_rx+0x155/0x180
[ 143.695677] [<f807519c>] libipw_rx+0x55c/0xad0 [libipw]
[ 143.695703] [<f816f86a>] ipw_handle_data_packet+0x12a/0x260 [ipw2200]
[ 143.695724] [<f81702da>] ipw_irq_tasklet+0x82a/0xd80 [ipw2200]
[ 143.695736] [<c1038942>] tasklet_action+0x62/0x70
[ 143.695746] [<c103929d>] __do_softirq+0x7d/0x190
[ 143.695756] [<c106d2f5>] ? handle_IRQ_event+0x45/0x150
[ 143.695766] [<c10393dd>] do_softirq+0x2d/0x40
[ 143.695775] [<c10394fd>] irq_exit+0x5d/0x70
[ 143.695785] [<c10045b3>] do_IRQ+0x43/0xb0
[ 143.695796] [<c10d0c74>] ? sys_poll+0x54/0xc0
[ 143.695806] [<c1003269>] common_interrupt+0x29/0x30
[ 143.695814] ---[ end trace a6c4b2362817c5f7 ]---

I have IPW2200 wireless card on this laptop:

02:02.0 Network controller: Intel Corporation PRO/Wireless 2200BG
[Calexico2] Network Connection (rev 05)

Pekka

2010-09-07 10:34:17

by Jarek Poplawski

Subject: Re: [PROBLEM] ipw2200: WARNING: at kernel/softirq.c:143 local_bh_enable+0x58/0x80()

On 2010-09-05 17:11, Pekka Enberg wrote:
> Hi,
>
> This showed up in dmesg:
>
> [ 143.695527] ------------[ cut here ]------------
> [ 143.695550] WARNING: at kernel/softirq.c:143 local_bh_enable+0x58/0x80()
> [ 143.695557] Hardware name: 2373KYG
> [ 143.695562] Modules linked in: ipw2200 libipw
> [ 143.695577] Pid: 4112, comm: NetworkManager Not tainted 2.6.36-rc2+ #182
> [ 143.695584] Call Trace:
> [ 143.695596] [<c15b8ddc>] ? printk+0x18/0x1a
> [ 143.695610] [<c1033fbd>] warn_slowpath_common+0x6d/0xa0
> [ 143.695620] [<c1039568>] ? local_bh_enable+0x58/0x80
> [ 143.695630] [<c1039568>] ? local_bh_enable+0x58/0x80
> [ 143.695640] [<c103400b>] warn_slowpath_null+0x1b/0x20
> [ 143.695650] [<c1039568>] local_bh_enable+0x58/0x80
> [ 143.695662] [<c1482d25>] netif_rx+0x155/0x180
> [ 143.695677] [<f807519c>] libipw_rx+0x55c/0xad0 [libipw]
> [ 143.695703] [<f816f86a>] ipw_handle_data_packet+0x12a/0x260 [ipw2200]

Hi,
Here is the thread:

http://www.spinics.net/lists/netdev/msg139731.html

Jarek P.