IDE oops with 2.6.11rc2

Olaf Hering olh at
Mon Jan 31 19:52:45 EST 2005

I get this with current Linus tree, on a p630.

Linux version 2.6.11-rc2-pseries64 (olaf at pomegranate) (gcc version 3.3.3 (SuSE Linux)) #4 SMP Mon Jan 31 09:40:20 CET 2005
Kernel command line:
Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2
ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
W82C105: IDE controller at PCI slot 0000:00:03.1
W82C105: chipset revision 5
W82C105: 100% native mode on irq 102
    ide0: BM-DMA at 0xf040-0xf047<3> CPU: -- Error, unable to allocateW82C105 DMA table(s).
    ide1: BM-DMA at 0xf048-0xf04f<3> CPU: -- Error, unable to allocateW82C105 DMA table(s).
Oops: Kernel access of bad area, sig: 11 [#1]
Modules linked in:
NIP: C00000000028E248 XER: 00000000 LR: C000000000284E7C CTR: 0000000000000015
REGS: c0000000041e3620 TRAP: 0300   Not tainted  (2.6.11-rc2-pseries64)
MSR: 9000000000009032 EE: 1 PR: 0 FP: 0 ME: 1 IR/DR: 11 CR: 24004048
DAR: 0000000000000000 DSISR: 0000000040000000
TASK: c0000001fe7927f0[1] 'swapper' THREAD: c0000000041e0000 CPU: 0
GPR00: C000000000602B40 C0000000041E38A0 C000000000619990 C0000000006CB468
GPR04: 000000000000000C 0000000000000015 C0000000041E39E8 E00000000000F042
GPR08: 0000000000000001 0000000000000000 03000000A0000000 0000000000000000
GPR12: 000000003FD228A8 C000000000491C00 0000000000000000 0000000000000000
GPR16: 0000000000000000 0000000000000000 0000000003A10000 0000000003E3CA10
GPR20: 0000000003E3CA10 BFFFFFFFFC5F0000 0000000000000001 000000000000000C
GPR24: 0000000000000001 0000000000000044 C0000000006CB468 C0000000006CB358
GPR28: C0000000006CB468 0000000000000000 C00000000052F8F0 C0000000041E38A0
NIP [c00000000028e248] .ide_config_drive_speed+0x32c/0x6e0
LR [c000000000284e7c] .config_for_pio+0x1b8/0x240
Call Trace:
[c0000000041e38a0] [0000000040000000] .__start+0x4000000040000000/0x8 (unreliable)
[c0000000041e3970] [c000000000284e7c] .config_for_pio+0x1b8/0x240
[c0000000041e3a30] [c000000000284fb4] .tune_sl82c105+0x2c/0x54
[c0000000041e3ac0] [c0000000002926bc] .probe_hwif+0x9e4/0x9ec
[c0000000041e3b90] [c000000000293414] .probe_hwif_init_with_fixup+0x2c/0xe0
[c0000000041e3c20] [c000000000296e20] .ide_setup_pci_device+0x74/0xd8
[c0000000041e3cc0] [c00000000028495c] .sl82c105_init_one+0x24/0x40
[c0000000041e3d40] [c000000000426ffc] .ide_scan_pcidev+0xb0/0x10c
[c0000000041e3dd0] [c0000000004270a0] .ide_scan_pcibus+0x48/0x120
[c0000000041e3e70] [c000000000426f18] .ide_init+0x80/0xb4
[c0000000041e3f00] [c00000000000c390] .init+0x1d4/0x3f4
[c0000000041e3f90] [c000000000014388] .kernel_thread+0x4c/0x6c
Instruction dump:
887a00dd e8090000 f8410028 60630002 e9690010 e8490008 7c0903a6 4e800421
e8410028 e97a0090 4bfffdd4 e93b06a0 <e8090000> f8410028 60000000 e9690010
 <0>Kernel panic - not syncing: Attempted to kill init!

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