2021-03-16 07:07:48

by Chris Murphy

Subject: iwlwifi, WARNING at kernel/softirq.c:178 __local_bh_enable_ip

Hi,

I'm getting a warning, new with kernel 5.12-rc3

[ 14.156547] WARNING: CPU: 0 PID: 766 at kernel/softirq.c:178
__local_bh_enable_ip+0x97/0xd0

This is with Intel Corporation Wireless 8260, and firmware version
36.ad812ee0.0 8000C-36.ucode

Bug contains complete dmesg attached;
https://bugzilla.kernel.org/show_bug.cgi?id=212297

Thanks,


--
Chris Murphy

2021-03-16 16:20:12

by Sedat Dilek

Subject: Re: iwlwifi, WARNING at kernel/softirq.c:178 __local_bh_enable_ip

On Tue, Mar 16, 2021 at 2:50 AM Chris Murphy <[email protected]> wrote:
>
> Hi,
>
> I'm getting a warning, new with kernel 5.12-rc3
>
> [ 14.156547] WARNING: CPU: 0 PID: 766 at kernel/softirq.c:178
> __local_bh_enable_ip+0x97/0xd0
>
> This is with Intel Corporation Wireless 8260, and firmware version
> 36.ad812ee0.0 8000C-36.ucode
>
> Bug contains complete dmesg attached;
> https://bugzilla.kernel.org/show_bug.cgi?id=212297
>
> Thanks,
>

Hi Chris,

can you try "[PATCH] iwlwifi: Fix softirq/hardirq disabling in
iwl_pcie_enqueue_hcmd()" from [1]?

Thanks.

Regards,
- Sedat -

[1] https://lore.kernel.org/linux-wireless/[email protected]/

2021-04-11 21:43:09

by Chris Murphy

Subject: Re: iwlwifi, WARNING at kernel/softirq.c:178 __local_bh_enable_ip

On Tue, Mar 16, 2021 at 8:13 AM Sedat Dilek <[email protected]> wrote:
>
> On Tue, Mar 16, 2021 at 2:50 AM Chris Murphy <[email protected]> wrote:
> >
> > Hi,
> >
> > I'm getting a warning, new with kernel 5.12-rc3
> >
> > [ 14.156547] WARNING: CPU: 0 PID: 766 at kernel/softirq.c:178
> > __local_bh_enable_ip+0x97/0xd0
> >
> > This is with Intel Corporation Wireless 8260, and firmware version
> > 36.ad812ee0.0 8000C-36.ucode
> >
> > Bug contains complete dmesg attached;
> > https://bugzilla.kernel.org/show_bug.cgi?id=212297
> >
> > Thanks,
> >
>
> Hi Chris,
>
> can you try "[PATCH] iwlwifi: Fix softirq/hardirq disabling in
> iwl_pcie_enqueue_hcmd()" from [1]?
>
> Thanks.
>
> Regards,
> - Sedat -
>
> [1] https://lore.kernel.org/linux-wireless/[email protected]/


This appears to fix the problem.


--
Chris Murphy