linux-kernel - Re: [lkp] [x86/irq] 4c24cee6b2: IP-Config: Auto-configuration of network failed

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Date:	Mon, 14 Dec 2015 14:38:00 +0800
From:	Jiang Liu <jiang.liu@...ux.intel.com>
To:	kernel test robot <ying.huang@...ux.intel.com>
Cc:	lkp@...org, LKML <linux-kernel@...r.kernel.org>,
	Joe Lawrence <joe.lawrence@...atus.com>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [lkp] [x86/irq] 4c24cee6b2: IP-Config: Auto-configuration of
 network failed

Hi Ying,
	Thanks for reporting this issue. But I couldn't figure
out what's wrong with this commit. And there's no error or
warning messages in the attached dmesg file. Are there other
systems reporting the same issue?
Thanks,
Gerry

On 2015/12/11 15:49, kernel test robot wrote:
> FYI, we noticed the below changes on
> 
> https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/urgent
> commit 4c24cee6b2aeaee3dab896f76fef4fe79d9e4183 ("x86/irq: Enhance __assign_irq_vector() to rollback in case of failure")
> 
> 
> +------------------------------------------------+------------+------------+
> |                                                | 6dd7cb991f | 4c24cee6b2 |
> +------------------------------------------------+------------+------------+
> | boot_successes                                 | 6          | 0          |
> | boot_failures                                  | 0          | 8          |
> | IP-Config:Auto-configuration_of_network_failed | 0          | 6          |
> | BUG:kernel_boot_hang                           | 0          | 2          |
> +------------------------------------------------+------------+------------+
> 
> It appears that the Ethernet card doesn't work properly after your patch.
> 
> [   15.342990] Waiting up to 110 more seconds for network.
> [   25.346987] Waiting up to 100 more seconds for network.
> [   35.350995] Waiting up to 90 more seconds for network.
> [   45.350993] Waiting up to 80 more seconds for network.
> [   55.351006] Waiting up to 70 more seconds for network.
> [   65.350992] Waiting up to 60 more seconds for network.
> [   75.355017] Waiting up to 50 more seconds for network.
> [   85.359009] Waiting up to 40 more seconds for network.
> [   95.363009] Waiting up to 30 more seconds for network.
> [  305.883015] Waiting up to 20 more seconds for network.
> [  315.887002] Waiting up to 10 more seconds for network.
> [  325.887524] Sending DHCP requests ...... timed out!
> [  417.893036] IP-Config: Auto-configuration of network failed
> [  417.893852] ALSA device list:
> [  417.894270]   No soundcards found.
> [  417.899649] Freeing unused kernel memory: 2884K (ffffffff82574000 - ffffffff82845000)
> 
> 
> Thanks,
> Ying Huang
> 
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