Messages in this thread | | | Date | Thu, 5 Jan 2006 16:21:51 -0800 | From | Andrew Morton <> | Subject | Re: Re. 2.6.15-mm1 |
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Alexander Gran <alex@zodiac.dnsalias.org> wrote: > > Am Donnerstag, 5. Januar 2006 23:47 schrieb Andrew Morton: > > > Jan 5 16:22:47 t40 kernel: mtrr: 0xe0000000,0x8000000 overlaps existing > > > 0xe0000000,0x4000000 > > > Jan 5 16:22:48 t40 last message repeated 2 times > > > > Is that new? > > Umm, no. I just thought it could be related to the X oops.
OK. I don't know how common this is, nor whether it'll cause problems. David(s), do you know?
> > hm, it's not clear what oopsed. Can you get a cleaner copy of this? > > Hmm. I just rebooted to 2.6.15-mm1 runlevel one, fired up network and an sshd. > So I could ssh back to the oops machine. Well. X is clearer but even more > errors are in the logs now ;). > First the X oops: > EDAC PCI- Detected Parity Error on 0000:00:1e.0 > mtrr: 0xe0000000,0x8000000 overlaps existing 0xe0000000,0x4000000 > mtrr: 0xe0000000,0x8000000 overlaps existing 0xe0000000,0x4000000 > mtrr: 0xe0000000,0x8000000 overlaps existing 0xe0000000,0x4000000 > agpgart: Found an AGP 2.0 compliant device at 0000:00:00.0. > Unable to handle kernel NULL pointer dereference at virtual address 00000020 > printing eip: > c028b7cf > *pde = 372d4067 > *pte = 00000000 > Oops: 0000 [#1] > PREEMPT > last sysfs file: /block/hda/queue/scheduler > Modules linked in: aes_i586 cfq_iosched ehci_hcd uhci_hcd > CPU: 0 > EIP: 0060:[<c028b7cf>] Not tainted VLI > EFLAGS: 00013202 (2.6.15-mm1) > EIP is at agp_collect_device_status+0x14/0xd4 > eax: 00000058 ebx: f75c1f08 ecx: 00000000 edx: 00000058 > esi: 1f000207 edi: c19a80c0 ebp: c19af428 esp: f75c1ed0 > ds: 007b es: 007b ss: 0068 > Process Xorg (pid: 3843, threadinfo=f75c0000 task=f7890550) > Stack: <0>00003246 1f000217 1f000207 1f000217 f75c1f08 1f000207 c19a80c0 > c19af428 > <0>c028b9e9 f75c1f08 00000002 00000000 c19720ec 00000000 1f000217 > c19af400 > <0>00000032 00000001 c028bfb5 c0297262 c19af400 c02972af 1f000207 > c029727f > Call Trace: > [<c028b9e9>] agp_generic_enable+0x72/0x10f > [<c028bfb5>] agp_enable+0xa/0xb > [<c0297262>] drm_agp_enable+0x2c/0x49 > [<c02972af>] drm_agp_enable_ioctl+0x30/0x39 > [<c029727f>] drm_agp_enable_ioctl+0x0/0x39 > [<c029311d>] drm_ioctl+0x93/0x1e4 > [<c0163664>] do_ioctl+0x64/0x6d > [<c01637a9>] vfs_ioctl+0x50/0x1be > [<c01ae603>] write_unix_file+0x0/0x500 > [<c016394b>] sys_ioctl+0x34/0x51 > [<c0102d0f>] sysenter_past_esp+0x54/0x75 > Code: 02 00 00 00 e8 94 66 f9 ff 89 c6 84 c0 74 de 89 f2 0f b6 c2 5b 5e c3 55 > 57 56 53 83 ec 10 89 54 24 08 89 4c 24 04 e8 bc ff ff ff <8b> 15 20 00 00 00 > 8b 1d 10 00 00 0 > 0 0f b6 c0 8d 48 04 8d 6c 24 > <3>[drm:drm_release] *ERROR* Device busy: 1 0 > EDAC PCI- Detected Parity Error on 0000:00:1e.0
OK. I've been assuming that this is a DRM bug but I note that the AGP tree has been dinking with agp_collect_device_status(), so perhaps I had the wrong David.
> Additionally every second or so I got these console (and kernel of cource) > message: > EDAC PCI- Detected Parity Error on 0000:00:1e.0
Alan, Rohit: do we expect that the EDAC fixes which you're cooking up will address this? I think not?
> lspci: > 0000:00:00.0 Host bridge: Intel Corporation 82855PM Processor to I/O > Controller (rev 03) > 0000:00:01.0 PCI bridge: Intel Corporation 82855PM Processor to AGP Controller > (rev 03) > 0000:00:1d.0 USB Controller: Intel Corporation 82801DB/DBL/DBM > (ICH4/ICH4-L/ICH4-M) USB UHCI Controller #1 (rev 01) > 0000:00:1d.1 USB Controller: Intel Corporation 82801DB/DBL/DBM > (ICH4/ICH4-L/ICH4-M) USB UHCI Controller #2 (rev 01) > 0000:00:1d.2 USB Controller: Intel Corporation 82801DB/DBL/DBM > (ICH4/ICH4-L/ICH4-M) USB UHCI Controller #3 (rev 01) > 0000:00:1d.7 USB Controller: Intel Corporation 82801DB/DBM (ICH4/ICH4-M) USB2 > EHCI Controller (rev 01) > 0000:00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev 81) > 0000:00:1f.0 ISA bridge: Intel Corporation 82801DBM (ICH4-M) LPC Interface > Bridge (rev 01) > 0000:00:1f.1 IDE interface: Intel Corporation 82801DBM (ICH4-M) IDE Controller > (rev 01) > 0000:00:1f.3 SMBus: Intel Corporation 82801DB/DBL/DBM (ICH4/ICH4-L/ICH4-M) > SMBus Controller (rev 01) > 0000:00:1f.5 Multimedia audio controller: Intel Corporation 82801DB/DBL/DBM > (ICH4/ICH4-L/ICH4-M) AC'97 Audio Controller (rev 01) > 0000:00:1f.6 Modem: Intel Corporation 82801DB/DBL/DBM (ICH4/ICH4-L/ICH4-M) > AC'97 Modem Controller (rev 01) > 0000:01:00.0 VGA compatible controller: ATI Technologies Inc Radeon R250 Lf > [FireGL 9000] (rev 02) > 0000:02:00.0 CardBus bridge: Texas Instruments PCI1520 PC card Cardbus > Controller (rev 01) > 0000:02:00.1 CardBus bridge: Texas Instruments PCI1520 PC card Cardbus > Controller (rev 01) > 0000:02:01.0 Ethernet controller: Intel Corporation 82540EP Gigabit Ethernet > Controller (Mobile) (rev 03) > 0000:02:02.0 Ethernet controller: Atheros Communications, Inc. AR5211 802.11ab > NIC (rev 01) > > Full log again attached > > -- > Encrypted Mails welcome. > PGP-Key at http://zodiac.dnsalias.org/misc/pgpkey.asc | Key-ID: 0x6D7DD291 > - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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