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From: Andrew Morton <akpm@linux-foundation.org>
To: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>
Cc: linux-kernel@vger.kernel.org, linuxppc-dev@ozlabs.org,
	Andy Whitcroft <apw@shadowen.org>,
	Matthew Wilcox <matthew@wil.cx>
Subject: Re: [BUG] 2.6.25-rc5-mm1 kernel panic with "Exception: 501 " on powerpc
Date: Wed, 12 Mar 2008 10:46:45 -0700	[thread overview]
Message-ID: <20080312104645.34e58319.akpm@linux-foundation.org> (raw)
In-Reply-To: <47D7D2C9.4090001@linux.vnet.ibm.com>

On Wed, 12 Mar 2008 18:25:37 +0530 Kamalesh Babulal <kamalesh@linux.vnet.ibm.com> wrote:

> Hi Andrew,
> 
> The 2.6.25-rc5-mm1 kernel panics while bootup on powerpc
> 
> returning from prom_init
> Unable to handle kernel paging request for data at address 0x00000000
> Faulting instruction address: 0xc00000000000d5dc
> cpu 0x0: Vector: 300 (Data Access) at [c0000000007636e0]
>     pc: c00000000000d5dc: .do_IRQ+0x74/0x1f4
>     lr: c00000000000d5a8: .do_IRQ+0x40/0x1f4
>     sp: c000000000763960
>    msr: 8000000000001032
>    dar: 0
>  dsisr: 40000000
>   current = 0xc000000000688e60
>   paca    = 0xc000000000689900
>     pid   = 0, comm = swapper
> enter ? for help
> [c000000000763a00] c000000000004c24 hardware_interrupt_entry+0x24/0x28
> --- Exception: 501 (Hardware Interrupt) at c0000000006021b0 .free_bootmem_core+0x94/0xcc
> [link register   ] c00000000060373c .free_bootmem_with_active_regions+0x78/0xb8
> [c000000000763cf0] c000000000602610 .init_bootmem_core+0x5c/0xfc (unreliable)
> [c000000000763d80] c0000000005eb68c .do_init_bootmem+0x964/0xaf0
> [c000000000763e50] c0000000005e03b0 .setup_arch+0x1a4/0x218
> [c000000000763ee0] c0000000005d76bc .start_kernel+0xe8/0x424
> [c000000000763f90] c000000000008590 .start_here_common+0x60/0xd0
> 

Beats me.  Maybe we're still enabling interrupts too early.  But the new
semaphore code got fixed (didn't it?)


  reply	other threads:[~2008-03-12 17:47 UTC|newest]

Thread overview: 116+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-03-11  8:14 2.6.25-rc5-mm1 Andrew Morton
2008-03-11 10:16 ` [Build Faliure] 2.6.25-rc5-mm1 build fails Kamalesh Babulal
2008-03-11 10:56   ` Edward Shishkin
2008-03-11 12:55 ` [Build Failure] 2.6.25-rc5-mm1 Build fails with allmodconfig probe_4drives undefined Kamalesh Babulal
2008-03-11 17:41   ` Andrew Morton
2008-03-11 19:35     ` Bartlomiej Zolnierkiewicz
2008-03-11 18:19   ` Andrew Morton
2008-03-11 19:36     ` Bartlomiej Zolnierkiewicz
2008-03-11 17:09 ` 2.6.25-rc5-mm1 (paravirt/vsmp/no PCI) Randy Dunlap
2008-03-11 18:18   ` Jeremy Fitzhardinge
2008-03-12  0:10     ` Ravikiran G Thirumalai
2008-03-12  1:42       ` Randy Dunlap
2008-03-12  1:51       ` Jeremy Fitzhardinge
2008-03-12  7:14       ` Ingo Molnar
2008-03-11 20:23 ` 2.6.25-rc5-mm1 serge
2008-03-11 20:39   ` 2.6.25-rc5-mm1 Andrew Morton
2008-03-12 19:33     ` 2.6.25-rc5-mm1 Torsten Kaiser
2008-03-12 19:44       ` 2.6.25-rc5-mm1 Andrew Morton
2008-03-12 20:01         ` 2.6.25-rc5-mm1 Torsten Kaiser
2008-03-13 22:05           ` 2.6.25-rc5-mm1 Torsten Kaiser
2008-03-13 22:35             ` 2.6.25-rc5-mm1 Andrew Morton
2008-03-13 23:10               ` 2.6.25-rc5-mm1 Badari Pulavarty
2008-03-21 12:12                 ` 2.6.25-rc5-mm1 Ingo Molnar
2008-03-12  1:14 ` 2.6.25-rc5-mm1 Dave Young
2008-03-12  7:21 ` 2.6.25-rc5-mm1: NO_HZ=Y && PREEMPT_RCU=Y fails to build Laurent Riffard
2008-03-12  7:44   ` Andrew Morton
2008-03-12 21:32     ` Laurent Riffard
2008-03-12 23:43   ` Tilman Schmidt
2008-03-12  9:17 ` [BUILD_FAILURE] 2.6.25-rc5-mm1 build fails at startup_ipi_hook() with randconfig Kamalesh Babulal
2008-03-12 12:55 ` [BUG] 2.6.25-rc5-mm1 kernel panic with "Exception: 501 " on powerpc Kamalesh Babulal
2008-03-12 17:46   ` Andrew Morton [this message]
2008-03-12 17:51     ` Matthew Wilcox
2008-03-12 22:26       ` Michael Ellerman
2008-03-12 22:33         ` Matthew Wilcox
2008-03-13 13:02           ` Kamalesh Babulal
2008-03-12 20:40     ` Benjamin Herrenschmidt
2008-03-12 18:14   ` Badari Pulavarty
2008-03-12 18:10 ` 2.6.25-rc5-mm1 - x86_64 boot problem ? Badari Pulavarty
2008-03-12 18:15   ` Andrew Morton
2008-03-13 17:09     ` 2.6.25-rc5-mm1 - x86_64 boot problem with git-sched.patch Badari Pulavarty
2008-03-13 17:40       ` Badari Pulavarty
2008-03-13 17:55         ` Guillaume Chazarain
2008-03-13 18:20           ` Badari Pulavarty
2008-03-12 23:54 ` [2.6.25-rc5-mm1] BUG: spinlock bad magic early during boot Tilman Schmidt
2008-03-13  0:04   ` Andrew Morton
2008-03-13 21:48     ` Dave Hansen
2008-03-13 20:46   ` Dave Hansen
2008-03-14  0:35     ` Tilman Schmidt
2008-03-14 18:03       ` Dave Hansen
2008-03-14 20:06         ` Dave Hansen
2008-03-14 20:20           ` Linus Torvalds
2008-03-14 20:51           ` Eric Piel
2008-03-14 21:35             ` Dave Hansen
2008-03-14 22:50               ` Eric Piel
2008-03-14 23:29                 ` Dave Hansen
2008-03-15 12:47                   ` Tilman Schmidt
2008-03-15 19:21                     ` Linus Torvalds
2008-03-15 19:42                       ` Éric Piel
2008-03-15 20:19                         ` Linus Torvalds
2008-03-16  0:15                           ` Éric Piel
2008-03-17 17:27                             ` Len Brown
     [not found]                               ` <1205858252.21619.233.camel@queen.suse.de>
2008-03-18 20:32                                 ` Len Brown
2008-03-20 14:28                                   ` Thomas Renninger
2008-03-17 17:59                           ` Len Brown
2008-03-21 13:17                           ` Pavel Machek
2008-03-23 16:00                             ` Dave Hansen
2008-03-24 16:03                               ` Pavel Machek
2008-03-24 17:05                                 ` Eric Piel
2008-03-24 17:19                                   ` Pavel Machek
2008-03-24 17:23                                   ` Dave Hansen
2008-03-27  9:23                               ` Helge Hafting
2008-03-17 18:05                         ` Len Brown
2008-03-16 20:11                     ` Dave Hansen
2008-03-17 12:23                       ` Peter Zijlstra
2008-03-19 23:50                         ` Tilman Schmidt
2008-03-17 17:48                 ` Len Brown
2008-03-13  0:15 ` [2.6.25-rc5-mm1] WARNING: at drivers/base/sys.c:173 Tilman Schmidt
2008-03-13 18:34   ` Greg KH
2008-03-13 19:57     ` Dave Jones
2008-03-13 19:56   ` Dave Jones
2008-03-13 20:27     ` Greg KH
2008-03-14  0:01     ` Tilman Schmidt
2008-03-14  0:44       ` Dave Jones
2008-03-14  0:57       ` Zhao Yakui
2008-03-14  9:58         ` Tilman Schmidt
2008-03-15 12:16         ` Tilman Schmidt
2008-03-13 14:03 ` 2.6.25-rc5-mm1 shutdown crash Helge Hafting
2008-03-13 16:12   ` Andrew Morton
2008-03-25 12:23     ` Helge Hafting
2008-03-13 19:48 ` [2.6.25-rc5-mm1] regression: cannot run Postfix sendmail command as non-root Tilman Schmidt
2008-03-13 22:21   ` Daniel Lezcano
2008-03-14  0:08     ` Tilman Schmidt
2008-03-17 10:44       ` Daniel Lezcano
2008-03-17 12:50         ` Benjamin Thery
2008-03-17 13:35           ` Tilman Schmidt
2008-03-17 13:06         ` Tilman Schmidt
2008-03-17 13:17           ` Daniel Lezcano
2008-03-19 17:52   ` Benjamin Thery
2008-03-19 21:16     ` Andrew Morton
2008-03-19 22:14       ` Benjamin Thery
2008-03-19 22:49       ` David Miller
2008-03-20  8:26         ` Benjamin Thery
2008-03-20 10:21           ` Rafael J. Wysocki
2008-03-20 12:52             ` Pavel Emelyanov
2008-03-20 13:48               ` Benjamin Thery
2008-03-20 14:38                 ` Rafael J. Wysocki
2008-03-19 23:31       ` Tilman Schmidt
2008-03-13 22:07 ` 2.6.25-rc5-mm1: "consolechars" hangs on boot Laurent Riffard
2008-03-13 22:38   ` Andrew Morton
2008-03-14  5:26     ` Oleg Nesterov
2008-03-14 21:06       ` Laurent Riffard
2008-03-15 12:03         ` Oleg Nesterov
2008-03-16 21:38 ` 2.6.25-rc5-mm1 build failure of pcsp.c Mariusz Kozlowski
2008-03-28 22:52 ` 2.6.25-rc5-mm1 sparc64 boot problems due to generic pci_enable_resources() Mariusz Kozlowski
2008-03-28 23:10   ` David Miller
2008-03-29  0:44     ` Benjamin Herrenschmidt

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