From: Greg KH <gregkh@suse.de>
To: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org, Ben Hutchings <ben@decadent.org.uk>,
Linux-Arch <linux-arch@vger.kernel.org>
Subject: Re: [GIT PATCH] driver core merge for 3.3
Date: Fri, 6 Jan 2012 14:06:08 -0800 [thread overview]
Message-ID: <20120106220608.GA20623@suse.de> (raw)
In-Reply-To: <CAMuHMdVdTcJFePA2tf-jqnLGW_2i7rJLqAX521SM+rz0YzXJNg@mail.gmail.com>
On Fri, Jan 06, 2012 at 10:38:41PM +0100, Geert Uytterhoeven wrote:
> On Fri, Jan 6, 2012 at 21:11, Greg KH <gregkh@suse.de> wrote:
> > Ben Hutchings (1):
> > topology: Provide CPU topology in sysfs in !SMP configurations
>
> FWIW, as reported before, I can confirm that 3.2.0-next-20120106 crashes
> on m68k during boot:
>
> Console: switching to colour frame buffer device 80x30
> fb0: frame buffer device, using 304K of video memory
> Non-volatile memory driver v1.3
> Unable to handle kernel NULL pointer dereference at virtual address 00000020
> Oops: 00000000
> Modules linked in:
> PC: [<000c3f72>] internal_create_group+0x20/0x1ba
> SR: 2304 SP: 00c07f10 a2: 00c05c00
> d0: 00000000 d1: fffff24b d2: 00000000 d3: 00000000
> d4: 00000000 d5: 002f0a28 a0: 00000008 a1: 002e306e
> Process swapper (pid: 1, task=00c05c00)
> Frame format=7 eff addr=00000020 ssw=0505 faddr=00000020
> wb 1 stat/addr/data: 0000 00000000 00000000
> wb 2 stat/addr/data: 0000 00000000 00000000
> wb 3 stat/addr/data: 0000 00000020 00000000
> push data: 00000000 00000000 00000000 00000000
> Stack from 00c07f78:
> 00000000 00000000 00000000 00000000 00000000 0033d5f0 0033641e 00326632
> 00000000 002e1ff8 000c4130 00000008 00000000 002f0a28 00336436 00000008
> 002f0a28 00000000 0000210c 00000000 00000000 00000000 00000000 00000000
> 00000000 0033d5f0 00002008 00326632 0031dae2 0033641e 0031da66 000249b6
> 00002f04 00000000
> Call Trace: [<0033641e>] topology_sysfs_init+0x0/0x1e
> [<00326632>] __alloc_bootmem+0x0/0x1a
> [<000c4130>] sysfs_create_group+0xe/0x14
> [<00336436>] topology_sysfs_init+0x18/0x1e
> [<0000210c>] do_one_initcall+0x104/0x19a
> [<00002008>] do_one_initcall+0x0/0x19a
> [<00326632>] __alloc_bootmem+0x0/0x1a
> [<0031dae2>] kernel_init+0x7c/0x11c
> [<0033641e>] topology_sysfs_init+0x0/0x1e
> [<0031da66>] kernel_init+0x0/0x11c
> [<000249b6>] printk+0x0/0x1a
> [<00002f04>] kernel_thread+0x3a/0x4e
>
> Code: 2a2e 0010 4a86 6700 0162 4a84 660a 2046 <4aa8> 0018 6700 0154
> 4a84 6600 0122 2045 2010 6700 0128 486e fffc 2f00 2f06 61ff
> Disabling lock debugging due to kernel taint
> Kernel panic - not syncing: Attempted to kill init!
>
> Reverting the above commit (ccbc60d3e19a1b6ae66ca0d89b3da02dde62088b)
> fixes it.
>
> So to preserve bisectability, you may want to drop this ommit until the
> UP-only archs have been fixed.
Ick, sorry for missing that report, you are right.
Ben, I thought this patch was for UP systems, how did this work on your
testing?
Linus, can you revert this, or I can if you want me to.
thanks,
greg k-h
next prev parent reply other threads:[~2012-01-06 22:06 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-06 20:11 [GIT PATCH] driver core merge for 3.3 Greg KH
2012-01-06 21:38 ` Geert Uytterhoeven
2012-01-06 22:06 ` Greg KH [this message]
2012-01-06 22:31 ` Ben Hutchings
2012-01-07 19:29 ` Linus Torvalds
2012-01-13 1:11 ` Linus Torvalds
2012-01-13 1:39 ` Kay Sievers
2012-01-13 1:46 ` Linus Torvalds
2012-01-13 18:24 ` Greg KH
2012-01-13 19:03 ` Dirk Gouders
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