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From: William Lee Irwin III (wli@holomorphy.com)
Date: Wed Dec 15 2004 - 06:35:15 EST

On Mon, Dec 13, 2004 at 02:03:19AM -0800, Andrew Morton wrote:
> ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.10-rc3/2.6.10-rc3-mm1/
> - Lots of new patches, lots of little fixes all over the place.
> - Probably the major change is the readahead rework, which may have
> significant performance impacts on some workloads. Not necessarily good,
> either...
> - See below for the list of 31 patches which I have pending for 2.6.10. If
> there are other patches here which should go in, please let me know.

This appears to have trouble on em64t; not only does the following happen,
but some odd userspace programs (e.g. ssh) appear to be failing.

Shutting down powersaved cut here ] --------- [please bite here ] ---------
KDdoneernel BUG at pageattr:156
invalid operand: 0000 [1] SMP
Modules linked in: joydev st sr_mod floppy usbserial parport_pc lp parport thermal processor fan button battery snd_intel8x0 snd_ac97_codec snd_pcm ac snd_timer ipv6 snd soundcore snd_page_alloc usbhid af_packet i2c_i801 i2c_core hw_random e1000 uhci_hcd usbcore evdev dm_mod ext3 jbd aic79xx ata_piix libata sd_mod scsi_mod
Unloid: 20985, comm: rmmod Not tainted 2.6.10-rc3-mm1
fffffff8012169a>{__change_page_attr+730}69a>] s ()
RSP: 0018:ffff81017ae93cc8 EFLAGS: 00010282
AX: 00000000fec001e3 RBX: 8000000000000163 RCX: 0000000000000000
oRne DX: 0000000000000054 RSI: 00000000000fec00 RDI: ffff81000000f000
Shutting downBP: 8000000000000163 R08: 03fffffffffff000 R09: 0000000000000000
Rsound driver10: ffff81017e1227c0 R11: 0000000000000001 R12: ffff8100010002a0
R13: ffff8100fec00000 R14: ffff81000000cfb0 R15: 0000000000000002
FS: 00002aaaaade26e0(0000) GS:ffffffff8054c580(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
CR2: 000000000058c13c CR3: 00000001793f3000 CR4: 00000000000006e0
Process rmmod (pid: 20985, threadinfo ffff81017ae92000, task ffff810170ade740)
Stack: ffff8100fec00000 00000000000fec00 0000000000000000 0000000000000001
       ffffffff7fffffff ffffffff801218ac 0000000000000000 0000000000000163
       8000000000000163 ffff81017cba8cc0
Call Trace:<ffffffff801218ac>{change_page_attr_addr+140} <ffffffff80120c7d>{iounmap+429}
       <ffffffff8815b3d7>{:snd:snd_device_free+247} <ffffffff8815b4be>{:snd:snd_device_free_all+126}
       <ffffffff88156423>{:snd:snd_card_free+419} <ffffffff80197441>{dput+33}
       <ffffffff8022905c>{pci_device_remove+44} <ffffffff802807f7>{device_release_driver+119}
       <ffffffff802808ad>{bus_remove_driver+141} <ffffffff80281209>{driver_unregister+9}
       <ffffffff80229267>{pci_unregister_driver+23} <ffffffff801527c4>{sys_delete_module+500}
       <ffffffff8016e9ea>{sys_munmap+90} <ffffffff8010e4fe>{system_call+126}

Code: 0f 0b 8f 4a 37 80 ff ff ff ff 9c 00 41 8b 04 24 f6 c4 08 74
RIP <ffffffff8012169a>{__change_page_attr+730} RSP <ffff81017ae93cc8>

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