Re: 2.6.23-rc6-mm1: IPC: sleeping function called ...

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From: Andrew Morton <akpm@...>

To: Alexey Dobriyan <adobriyan@...>

Cc: <nadia.derbey@...>, <linux-kernel@...>

Subject: Re: 2.6.23-rc6-mm1: IPC: sleeping function called ...

Date: Tuesday, September 18, 2007 - 5:42 am

On Tue, 18 Sep 2007 13:17:28 +0400 Alexey Dobriyan <adobriyan@sw.ru> wrote:

quoted text> I'm getting tons of this, and X fails to start
> 
> CONFIG_SYSVIPC=y
> CONFIG_SYSVIPC_SYSCTL=y
> # CONFIG_PREEMPT_NONE is not set
> # CONFIG_PREEMPT_VOLUNTARY is not set
> CONFIG_PREEMPT=y
> CONFIG_PREEMPT_BKL=y
> CONFIG_DEBUG_PREEMPT=y
> 
> BUG: sleeping function called from invalid context at kernel/rwsem.c:47
> in_atomic():1, irqs_disabled():0
> no locks held by X/5879.
>  [<c012bcb1>] down_write+0x15/0x50
>  [<c01b53af>] do_shmat+0x235/0x3a0
>  [<c0106be2>] sys_ipc+0x146/0x263
>  [<c0102892>] sysenter_past_esp+0xa7/0xb5
>  [<c0102856>] sysenter_past_esp+0x6b/0xb5

Someone got their locking imbalanced.  Seems that I lost the suitable config
settings to catch that.

Hang about while I do bisection search #800.
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Messages in current thread:

2.6.23-rc6-mm1: IPC: sleeping function called ..., Alexey Dobriyan, (Tue Sep 18, 5:17 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Andrew Morton, (Tue Sep 18, 6:27 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Nadia Derbey, (Tue Sep 18, 10:55 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Jarek Poplawski, (Wed Sep 19, 10:07 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Nadia Derbey, (Thu Sep 20, 2:24 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Jarek Poplawski, (Thu Sep 20, 3:28 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Nadia Derbey, (Thu Sep 20, 4:52 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Jarek Poplawski, (Thu Sep 20, 9:19 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Nadia Derbey, (Thu Sep 20, 9:08 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Jarek Poplawski, (Fri Sep 21, 4:44 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Nadia Derbey, (Mon Sep 24, 5:50 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Jarek Poplawski, (Tue Sep 25, 7:47 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Jarek Poplawski, (Wed Sep 26, 2:13 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Nadia Derbey, (Fri Sep 21, 6:11 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Jarek Poplawski, (Fri Sep 21, 7:03 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Jarek Poplawski, (Mon Sep 24, 2:54 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Nadia Derbey, (Mon Sep 24, 4:18 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Jarek Poplawski, (Mon Sep 24, 3:43 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Jarek Poplawski, (Fri Sep 21, 7:15 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Jarek Poplawski, (Thu Sep 20, 9:26 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Jarek Poplawski, (Thu Sep 20, 4:21 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Andrew Morton, (Tue Sep 18, 1:01 pm)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Nadia Derbey, (Fri Sep 21, 5:18 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Alexey Dobriyan, (Tue Sep 18, 6:32 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Andrew Morton, (Tue Sep 18, 6:17 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Nadia Derbey, (Tue Sep 18, 6:30 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Andrew Morton, (Tue Sep 18, 6:34 am)

Re: 2.6.23-rc6-mm1: IPC: sleeping function called ..., Andrew Morton, (Tue Sep 18, 5:42 am)

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