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From: David Miller <davem@davemloft.net>
To: m.kozlowski@tuxland.pl
Cc: torvalds@linux-foundation.org, linux-kernel@vger.kernel.org,
	sparclinux@vger.kernel.org
Subject: Re: Linux 2.6.24-rc7: sparc64: WARNING: at kernel/lockdep_proc.c:267 lockdep_stats_show()
Date: Tue, 08 Jan 2008 14:50:38 -0800 (PST)	[thread overview]
Message-ID: <20080108.145038.203528847.davem@davemloft.net> (raw)
In-Reply-To: <200801081942.17139.m.kozlowski@tuxland.pl>

From: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
Date: Tue, 8 Jan 2008 19:42:16 +0100

> Hello,
> 
> 	Got this when doing usual looping over /proc entries on fresh test kernel:
> 
> WARNING: at kernel/lockdep_proc.c:267 lockdep_stats_show()
> Call Trace:
>  [0000000000492704] lockdep_stats_show+0x6ac/0x6c0
>  [00000000004eb4b4] seq_read+0x5c/0x340
>  [000000000050b2bc] proc_reg_read+0x64/0xa0
>  [00000000004cd72c] vfs_read+0x74/0x120
>  [00000000004cdb4c] sys_read+0x34/0x60
>  [00000000004062d4] linux_sparc_syscall32+0x3c/0x40
>  [0000000000012ff4] 0x12ffc

Please turn off lockdep on sparc64, currently it not
reliable.  I have many things to audit, including how
the stack frames are presented to the lockdep layer.

So any problem you run into can be due to issues like
that.

  parent reply	other threads:[~2008-01-08 22:50 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-06 22:19 Linux 2.6.24-rc7 Linus Torvalds
2008-01-06 23:52 ` Mark Lord
2008-01-07  0:08   ` Linus Torvalds
2008-01-07  0:35     ` Tejun Heo
2008-01-07  8:48 ` Linux 2.6.24-rc7 Build Failure on headers_install Kamalesh Babulal
2008-01-07 10:12   ` Sam Ravnborg
2008-01-08 10:51     ` Kamalesh Babulal
2008-01-08 13:10       ` Sam Ravnborg
2008-01-07 10:36 ` Linux 2.6.24-rc7 Build-Failure at __you_cannot_kmalloc_that_much Kamalesh Babulal
2008-01-07 18:07   ` Andrew Morton
2008-01-07 18:31     ` Christoph Lameter
2008-01-07 19:38       ` Andrew Morton
2008-01-08  9:56         ` Jean Delvare
2008-01-08 10:44           ` Kamalesh Babulal
2008-01-08 12:34           ` Fix for __you_cannot_kmalloc_that_much failure with gcc 3.2 Jean Delvare
2008-01-08  4:20       ` Linux 2.6.24-rc7 Build-Failure at __you_cannot_kmalloc_that_much Arjan van de Ven
2008-01-08  5:23         ` Christoph Lameter
2008-01-08  8:20     ` Kamalesh Babulal
2008-01-08  9:27       ` Balbir Singh
2008-01-08  7:48   ` Jean Delvare
2008-01-07 12:13 ` Linux 2.6.24-rc7 kernel BUG at kernel/sched.c:5156! Kamalesh Babulal
2008-01-08 16:16   ` [powerpc crash] " Ingo Molnar
2008-01-07 15:53 ` Linux 2.6.24-rc7 Alejandro Riveira Fernández
2008-01-07 16:27   ` smpboot_64 section mismatch warning Sam Ravnborg
2008-01-07 16:31   ` section mismatch warning in head_64.S Sam Ravnborg
2008-01-15 10:18     ` Alejandro Riveira Fernández
2008-01-07 23:27   ` smpboot_64 section mismatch warning David Howells
2008-01-08  9:14     ` Alejandro Riveira Fernández
2008-01-08 11:17   ` David Howells
2008-01-07 16:14 ` Linux 2.6.24-rc7 Alejandro Riveira Fernández
2008-01-07 16:24   ` Michael Buesch
2008-01-07 16:52     ` Alejandro Riveira Fernández
2008-01-07 17:30       ` Michael Buesch
2008-01-07 20:23         ` Alejandro Riveira Fernández
2008-01-08 15:30           ` Michael Buesch
2008-01-08 15:55             ` Alejandro Riveira Fernández
2008-01-08  0:50 ` J.A. Magallón
2008-01-09  1:32   ` Avuton Olrich
2008-01-09  1:56   ` Tejun Heo
2008-01-10  9:25     ` J.A. Magallón
2008-01-10 13:10       ` Tejun Heo
2008-01-13 23:19         ` J.A. Magallón
2008-01-13 23:57           ` Tejun Heo
2008-01-14 23:38             ` J.A. Magallón
2008-01-14 23:56               ` Tejun Heo
2008-01-08 18:42 ` Linux 2.6.24-rc7: sparc64: WARNING: at kernel/lockdep_proc.c:267 lockdep_stats_show() Mariusz Kozlowski
2008-01-08 21:00   ` Randy Dunlap
2008-01-08 22:39     ` Mariusz Kozlowski
2008-01-08 22:45       ` Randy Dunlap
2008-01-09 16:31         ` Mariusz Kozlowski
2008-01-08 22:50   ` David Miller [this message]
2008-01-08 22:56     ` Ingo Molnar
2008-01-08 23:06       ` David Miller
2008-01-09  0:52         ` Ingo Molnar
2008-01-09  1:17 ` Linux 2.6.24-rc7 Willy Tarreau

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