From: Tero Kristo <t-kristo@ti.com>
To: Tony Lindgren <tony@atomide.com>
Cc: Naresh Kamboju <naresh.kamboju@linaro.org>,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
<devicetree@vger.kernel.org>,
open list <linux-kernel@vger.kernel.org>,
<linux-omap@vger.kernel.org>, <lkft-triage@lists.linaro.org>,
Mark Rutland <mark.rutland@arm.com>,
Rob Herring <robh+dt@kernel.org>,
Benoit Cousson <bcousson@baylibre.com>,
Carlos Hernandez <ceh@ti.com>,
Thomas Gleixner <tglx@linutronix.de>,
Olof Johansson <olof@lixom.net>, <tomi.valkeinen@ti.com>,
Anders Roxell <anders.roxell@linaro.org>
Subject: Re: OF: ERROR: Bad of_node_put() on /ocp/interconnect@4a000000/segment@0/target-module@8000/cm_core@0/l4per-cm@1700/l4per-clkctrl@28
Date: Fri, 24 Apr 2020 18:48:52 +0300 [thread overview]
Message-ID: <913875ab-1b78-e37c-a168-3eb6e4815edb@ti.com> (raw)
In-Reply-To: <20200424153806.GJ37466@atomide.com>
On 24/04/2020 18:38, Tony Lindgren wrote:
> * Tero Kristo <t-kristo@ti.com> [200424 12:41]:
>> On 17/04/2020 18:29, Tony Lindgren wrote:
>>> * Naresh Kamboju <naresh.kamboju@linaro.org> [200327 16:44]:
>>>> The reported problem still happening on arm beagle board x15 device
>>>> running Linux next kernel 20200327.
>>> ...
>>>
>>>> [ 0.000000] OF: ERROR: Bad of_node_put() on
>>>> /ocp/interconnect@4a000000/segment@0/target-module@8000/cm_core@0/l4per-cm@1700/l4per-clkctrl@28
>>>> [ 0.000000] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G W
>>>> 5.6.0-rc7-next-20200327 #1
>>>> [ 0.000000] Hardware name: Generic DRA74X (Flattened Device Tree)
>>>> [ 0.000000] [<c0311810>] (unwind_backtrace) from [<c030ba14>]
>>>> (show_stack+0x10/0x14)
>>>> [ 0.000000] [<c030ba14>] (show_stack) from [<c0fb6604>]
>>>> (dump_stack+0xbc/0xd0)
>>>> [ 0.000000] [<c0fb6604>] (dump_stack) from [<c0fbb07c>]
>>>> (kobject_put+0xc0/0x104)
>>>> [ 0.000000] [<c0fbb07c>] (kobject_put) from [<c1639e4c>]
>>>> (of_clk_init+0x18c/0x228)
>>>> [ 0.000000] [<c1639e4c>] (of_clk_init) from [<c1611544>]
>>>> (omap_clk_init+0x3c/0x58)
>>>> [ 0.000000] [<c1611544>] (omap_clk_init) from [<c1611ea8>]
>>>> (omap4_sync32k_timer_init+0x8/0x2c)
>>>> [ 0.000000] [<c1611ea8>] (omap4_sync32k_timer_init) from
>>>> [<c161213c>] (omap5_realtime_timer_init+0x8/0x234)
>>>> [ 0.000000] [<c161213c>] (omap5_realtime_timer_init) from
>>>> [<c1600c88>] (start_kernel+0x330/0x4b8)
>>>
>>> Just FYI, Tero is looking at the clock issues that seem to be
>>> causing these warnings.
>>
>> Haven't seen this before, but easily reproducible with multi_v7_defconfig. I
>> have a simple fix for it now, will post to lists soon.
>
> OK thanks for tracking it down.
No problem, sorry about the latency in my response though. I guess I got
too many things on my plate. :)
-Tero
--
Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki. Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki
prev parent reply other threads:[~2020-04-24 15:49 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-19 15:41 Naresh Kamboju
2020-03-27 16:43 ` Naresh Kamboju
2020-04-17 15:29 ` Tony Lindgren
2020-04-24 12:40 ` Tero Kristo
2020-04-24 15:38 ` Tony Lindgren
2020-04-24 15:48 ` Tero Kristo [this message]
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