Re: 2.6 series kernels on HP Netserver LH4 - kernel panic on boot

From: Len Brown
Date: Mon Jul 05 2004 - 21:29:46 EST


On Mon, 2004-06-28 at 18:51, Andrew Feldhacker wrote:
> 2.6 series kernels on HP Netserver LH4 - kernel panic on boot
>

> In attempting to migrate to the 2.6 series Linux kernel on my HP
> Netserver LH4, I've run into a kernel panic on boot. This happens
> nearly immediately upon booting to the kernel, and so quickly that I
> can't make out anything other than the truncated (transcribed) dump
> appended below.
>
> 2.4.x kernels work without a hitch on this system (I was trying to
> move
> from 2.4.26 to 2.6.6 or 2.6.7 -- both of which produce the same
> problem.). I've also searched around a bit online, and found a couple
> other mentions of what seem to be the same problem, however, there
> were
> no replies to go along with them.
>
> The dump below is from a vanilla 2.6.7 kernel:
>
> ----- top of screen -----
> 00000000 c02db078 c01bb853 f7feddb0 c02db078 00000000 00000001
> f7ea3400
> 00000000 00000000 00000000 c01bbaf8 f7feb158 f7ea3400 00000001
> 00000207
> Call Trace:
> [<c02056e2>] class_device_add+0x112/0x130
> [<c0205343>] class_device_create_file+0x23/0x30
> [<c01bb853>] pci_alloc_child_bus+0x93/0xe0
> [<c01bbaf8>] pci_scan_bridge+0x208/0x250
> [<c01bc1da>] pci_scan_child_bus+0xaa/0xb0
> [<c01bc354>] pci_scan_bus_parented+0x144/0x170
> [<c0221f3e>] pcibios_scan_root+0x5e/0x70
> [<c01d9b35>] acpi_pci_root_add+0x16d/0x1cd
> [<c01db6aa>] acpi_bus_driver_init+0x2c/0x8a
> [<c01dba24>] acpi_bus_find_driver+0x83/0xdd
> [<c01dbed6>] acpi_bus_add+0x128/0x155
> [<c01dc00e>] acpi_bus_scan+0x10b/0x159
> [<c0359b5f>] acpi_scan_init+0x4e/0x6f
> [<c03449ab>] do_initcalls+0x2b/0xc0
> [<c0132bb5>] init_workqueues+0x15/0x2c
> [<c0100564>] init+0x104/0x270
> [<c0100460>] init+0x0/0x270
> [<c01042c5>] kernel_thread_helper+0x5/0x10
>
> Code: 0b 47 0c 8d 48 6c f0 ff 48 6c 0f 88 9f 01 00 00 8b 45 00 89
> <0>Kernel panic: Attempted to kill init!
>
>
> Any help on this would be much appreciated, and I would be more than
> happy to provide any additional information which may be needed.

any chance of getting a serial console "debug" capture?

would be interesting to try "acpi=off" and "pci=noacpi",
to see if ACPI is involved, but the trace above suggests
that the problem may lie in the common PCI code.

> (Attached is the output of lspci and the 'cpuinfo' from a working
> 2.4.26 kernel.)

the attachments didn't seem to make it through -- at least to me.

thanks,
-Len


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