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From: Tony Lindgren <tony@atomide.com>
To: Tero Kristo <t-kristo@ti.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 08:38:06 -0700	[thread overview]
Message-ID: <20200424153806.GJ37466@atomide.com> (raw)
In-Reply-To: <6366d76c-b9dc-6fa5-afad-0b2f471f8ec5@ti.com>

* 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.

Tony

  reply	other threads:[~2020-04-24 15:38 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-19 15:41 OF: ERROR: Bad of_node_put() on /ocp/interconnect@4a000000/segment@0/target-module@8000/cm_core@0/l4per-cm@1700/l4per-clkctrl@28 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 [this message]
2020-04-24 15:48         ` Tero Kristo

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