linux-kernel - Re: [-next] !irqd_can_balance() WARNINGs at irq_move_masked

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Date:	Sat, 20 Jun 2015 17:27:12 +0900
From:	Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>,
	Jiang Liu <jiang.liu@...ux.intel.com>,
	Borislav Petkov <bp@...en8.de>, linux-kernel@...r.kernel.org,
	Sergey Senozhatsky <sergey.senozhatsky@...il.com>
Subject: Re: [-next] !irqd_can_balance() WARNINGs at irq_move_masked_irq()

On (06/20/15 10:13), Thomas Gleixner wrote:
[..]
> > > Can you please send me the dmesg of the second patch as well?
> > > 
> > 
> > I'm sorry, what second patch?
> 
> The one which I forgot to append when I replied yesterday. Appended now.
> 


attached.

[    0.197188] ------------[ cut here ]------------
[    0.197250] WARNING: CPU: 0 PID: 1 at kernel/irq/manage.c:213 irq_set_affinity_locked+0x5b/0xf9()
[    0.197329] Modules linked in:
[    0.197426] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.1.0-rc8-next-20150619-dbg-00010-g841f367-dirty #234
[    0.197507] Hardware name: SAMSUNG ELECTRONICS CO.,LTD Samsung DeskTop System/Samsung DeskTop System, BIOS 05CC                   04/09/2010
[    0.197594]  0000000000000009 ffff880133127db8 ffffffff814f2add ffffffff810851a4
[    0.197824]  0000000000000000 ffff880133127df8 ffffffff8103d196 0000000000000000
[    0.198052]  ffffffff8108795c ffff880133007c00 0000000000000000 ffff880133007c00
[    0.198281] Call Trace:
[    0.198339]  [<ffffffff814f2add>] dump_stack+0x4c/0x6e
[    0.198401]  [<ffffffff810851a4>] ? console_unlock+0x400/0x42f
[    0.198465]  [<ffffffff8103d196>] warn_slowpath_common+0x9b/0xb5
[    0.198528]  [<ffffffff8108795c>] ? irq_set_affinity_locked+0x5b/0xf9
[    0.198592]  [<ffffffff8103d253>] warn_slowpath_null+0x1a/0x1c
[    0.198654]  [<ffffffff8108795c>] irq_set_affinity_locked+0x5b/0xf9
[    0.198717]  [<ffffffff81087a46>] __irq_set_affinity+0x4c/0x67
[    0.198781]  [<ffffffff81b1d48c>] setup_ioapic_dest+0xa7/0xbf
[    0.198843]  [<ffffffff810851a4>] ? console_unlock+0x400/0x42f
[    0.198906]  [<ffffffff81b1b1ef>] native_smp_cpus_done+0xa4/0xae
[    0.198970]  [<ffffffff81b2408a>] smp_init+0x75/0x7a
[    0.199032]  [<ffffffff81b0dfc7>] kernel_init_freeable+0x8e/0x198
[    0.199096]  [<ffffffff814ef8d3>] ? rest_init+0x13a/0x13a
[    0.199158]  [<ffffffff814ef8e1>] kernel_init+0xe/0xd4
[    0.199219]  [<ffffffff814f953f>] ret_from_fork+0x3f/0x70
[    0.199281]  [<ffffffff814ef8d3>] ? rest_init+0x13a/0x13a
[    0.199359] ---[ end trace 3b2deb957481a854 ]---


	-ss

View attachment "dmesg-patch-v2" of type "text/plain" (48949 bytes)