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From: Jisheng Zhang <jszhang@kernel.org>
To: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: Giuseppe Cavallaro <peppe.cavallaro@st.com>,
	Alexandre Torgue <alexandre.torgue@foss.st.com>,
	Jose Abreu <joabreu@synopsys.com>,
	"David S . Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Maxime Coquelin <mcoquelin.stm32@gmail.com>,
	Chen-Yu Tsai <wens@csie.org>,
	Jernej Skrabec <jernej.skrabec@gmail.com>,
	Samuel Holland <samuel@sholland.org>,
	netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, linux-sunxi@lists.linux.dev,
	kernel@pengutronix.de
Subject: Re: [REGRESSION] [PATCH net-next v5 2/2] net: stmmac: use per-queue 64 bit statistics where necessary
Date: Tue, 12 Sep 2023 16:01:35 +0800	[thread overview]
Message-ID: <ZQAa3277GC4c9W1D@xhacker> (raw)
In-Reply-To: <20230911171102.cwieugrpthm7ywbm@pengutronix.de>

On Mon, Sep 11, 2023 at 07:11:02PM +0200, Uwe Kleine-König wrote:
> Hello,
> 
> this patch became commit 133466c3bbe171f826294161db203f7670bb30c8 and is
> part of v6.6-rc1.
> 
> On my arm/stm32mp157 based machine using NFS root this commit makes the
> following appear in the kernel log:
> 
> 	INFO: trying to register non-static key.
> 	The code is fine but needs lockdep annotation, or maybe
> 	you didn't initialize this object before use?
> 	turning off the locking correctness validator.
> 	CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.5.0-rc1-00449-g133466c3bbe1-dirty #21
> 	Hardware name: STM32 (Device Tree Support)
> 	 unwind_backtrace from show_stack+0x18/0x1c
> 	 show_stack from dump_stack_lvl+0x60/0x90
> 	 dump_stack_lvl from register_lock_class+0x98c/0x99c
> 	 register_lock_class from __lock_acquire+0x74/0x293c
> 	 __lock_acquire from lock_acquire+0x134/0x398
> 	 lock_acquire from stmmac_get_stats64+0x2ac/0x2fc
> 	 stmmac_get_stats64 from dev_get_stats+0x44/0x130
> 	 dev_get_stats from rtnl_fill_stats+0x38/0x120
> 	 rtnl_fill_stats from rtnl_fill_ifinfo+0x834/0x17f4
> 	 rtnl_fill_ifinfo from rtmsg_ifinfo_build_skb+0xc0/0x144
> 	 rtmsg_ifinfo_build_skb from rtmsg_ifinfo+0x50/0x88
> 	 rtmsg_ifinfo from __dev_notify_flags+0xc0/0xec
> 	 __dev_notify_flags from dev_change_flags+0x50/0x5c
> 	 dev_change_flags from ip_auto_config+0x2f4/0x1260
> 	 ip_auto_config from do_one_initcall+0x70/0x35c
> 	 do_one_initcall from kernel_init_freeable+0x2ac/0x308
> 	 kernel_init_freeable from kernel_init+0x1c/0x138
> 	 kernel_init from ret_from_fork+0x14/0x2c
> 	Exception stack(0xe0815fb0 to 0xe0815ff8)
> 	5fa0:                                     00000000 00000000 00000000 00000000
> 	5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
> 	5fe0: 00000000 00000000 00000000 00000000 00000013 00000000
> 	dwc2 49000000.usb-otg: new device is high-speed
> 
> I didn't try understand this problem, it's too close to quitting time
> :-)

Thanks for the bug report, I'm checking the code.
> 
> Best regards
> Uwe
> 
> -- 
> Pengutronix e.K.                           | Uwe Kleine-König            |
> Industrial Linux Solutions                 | https://www.pengutronix.de/ |



WARNING: multiple messages have this Message-ID (diff)
From: Jisheng Zhang <jszhang@kernel.org>
To: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: Giuseppe Cavallaro <peppe.cavallaro@st.com>,
	Alexandre Torgue <alexandre.torgue@foss.st.com>,
	Jose Abreu <joabreu@synopsys.com>,
	"David S . Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Maxime Coquelin <mcoquelin.stm32@gmail.com>,
	Chen-Yu Tsai <wens@csie.org>,
	Jernej Skrabec <jernej.skrabec@gmail.com>,
	Samuel Holland <samuel@sholland.org>,
	netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, linux-sunxi@lists.linux.dev,
	kernel@pengutronix.de
Subject: Re: [REGRESSION] [PATCH net-next v5 2/2] net: stmmac: use per-queue 64 bit statistics where necessary
Date: Tue, 12 Sep 2023 16:01:35 +0800	[thread overview]
Message-ID: <ZQAa3277GC4c9W1D@xhacker> (raw)
In-Reply-To: <20230911171102.cwieugrpthm7ywbm@pengutronix.de>

On Mon, Sep 11, 2023 at 07:11:02PM +0200, Uwe Kleine-König wrote:
> Hello,
> 
> this patch became commit 133466c3bbe171f826294161db203f7670bb30c8 and is
> part of v6.6-rc1.
> 
> On my arm/stm32mp157 based machine using NFS root this commit makes the
> following appear in the kernel log:
> 
> 	INFO: trying to register non-static key.
> 	The code is fine but needs lockdep annotation, or maybe
> 	you didn't initialize this object before use?
> 	turning off the locking correctness validator.
> 	CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.5.0-rc1-00449-g133466c3bbe1-dirty #21
> 	Hardware name: STM32 (Device Tree Support)
> 	 unwind_backtrace from show_stack+0x18/0x1c
> 	 show_stack from dump_stack_lvl+0x60/0x90
> 	 dump_stack_lvl from register_lock_class+0x98c/0x99c
> 	 register_lock_class from __lock_acquire+0x74/0x293c
> 	 __lock_acquire from lock_acquire+0x134/0x398
> 	 lock_acquire from stmmac_get_stats64+0x2ac/0x2fc
> 	 stmmac_get_stats64 from dev_get_stats+0x44/0x130
> 	 dev_get_stats from rtnl_fill_stats+0x38/0x120
> 	 rtnl_fill_stats from rtnl_fill_ifinfo+0x834/0x17f4
> 	 rtnl_fill_ifinfo from rtmsg_ifinfo_build_skb+0xc0/0x144
> 	 rtmsg_ifinfo_build_skb from rtmsg_ifinfo+0x50/0x88
> 	 rtmsg_ifinfo from __dev_notify_flags+0xc0/0xec
> 	 __dev_notify_flags from dev_change_flags+0x50/0x5c
> 	 dev_change_flags from ip_auto_config+0x2f4/0x1260
> 	 ip_auto_config from do_one_initcall+0x70/0x35c
> 	 do_one_initcall from kernel_init_freeable+0x2ac/0x308
> 	 kernel_init_freeable from kernel_init+0x1c/0x138
> 	 kernel_init from ret_from_fork+0x14/0x2c
> 	Exception stack(0xe0815fb0 to 0xe0815ff8)
> 	5fa0:                                     00000000 00000000 00000000 00000000
> 	5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
> 	5fe0: 00000000 00000000 00000000 00000000 00000013 00000000
> 	dwc2 49000000.usb-otg: new device is high-speed
> 
> I didn't try understand this problem, it's too close to quitting time
> :-)

Thanks for the bug report, I'm checking the code.
> 
> Best regards
> Uwe
> 
> -- 
> Pengutronix e.K.                           | Uwe Kleine-König            |
> Industrial Linux Solutions                 | https://www.pengutronix.de/ |



_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  reply	other threads:[~2023-09-12  8:13 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-17 16:06 [PATCH net-next v5 0/2] net: stmmac: improve driver statistics Jisheng Zhang
2023-07-17 16:06 ` Jisheng Zhang
2023-07-17 16:06 ` [PATCH net-next v5 1/2] net: stmmac: don't clear network statistics in .ndo_open() Jisheng Zhang
2023-07-17 16:06   ` Jisheng Zhang
2023-07-17 16:06 ` [PATCH net-next v5 2/2] net: stmmac: use per-queue 64 bit statistics where necessary Jisheng Zhang
2023-07-17 16:06   ` Jisheng Zhang
2023-09-11 17:11   ` [REGRESSION] " Uwe Kleine-König
2023-09-11 17:11     ` Uwe Kleine-König
2023-09-12  8:01     ` Jisheng Zhang [this message]
2023-09-12  8:01       ` Jisheng Zhang
2023-09-12  9:04       ` Lucas Stach
2023-09-12  9:04         ` Lucas Stach
2023-09-12  9:24         ` Uwe Kleine-König
2023-09-12  9:24           ` Uwe Kleine-König
2023-09-12  9:30           ` Johannes Berg
2023-09-12  9:30             ` Johannes Berg
2023-09-13 14:34             ` Jisheng Zhang
2023-09-13 14:34               ` Jisheng Zhang
2023-09-13 14:49               ` Johannes Berg
2023-09-13 14:49                 ` Johannes Berg
2023-09-13 20:12               ` Uwe Kleine-König
2023-09-13 20:12                 ` Uwe Kleine-König
2023-09-12  8:23     ` Jisheng Zhang
2023-09-12  8:23       ` Jisheng Zhang
2023-09-12  9:26       ` Uwe Kleine-König
2023-09-12  9:26         ` Uwe Kleine-König
2023-09-21 18:34   ` Guenter Roeck
2023-09-21 18:34     ` Guenter Roeck
2023-09-21 19:56     ` Uwe Kleine-König
2023-09-21 19:56       ` Uwe Kleine-König
2023-09-21 20:14       ` Guenter Roeck
2023-09-21 20:14         ` Guenter Roeck
2023-07-19  1:01 ` [PATCH net-next v5 0/2] net: stmmac: improve driver statistics Jakub Kicinski
2023-07-19  1:01   ` Jakub Kicinski
2023-07-20  4:00 ` patchwork-bot+netdevbpf
2023-07-20  4:00   ` patchwork-bot+netdevbpf

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