[Pkg-xen-devel] Boot process hangs then reboots when using Xen + Linux 3.2

[Bastian Blank]

On Mon, Feb 20, 2012 at 04:40:00AM +0800, Thomas Goirand wrote:
> (XEN) [VT-D]dmar.c:528:   RMRR address range not in reserved memory base = bf7ec000 end = bf7ebfff; iommu_inclusive_mapping=1 parameter may be needed.
> (XEN) [VT-D]dmar.c:585:   The RMRR (bf7ec000, bf7ebfff) is incorrect!
> (XEN) Failed to parse ACPI DMAR.  Disabling VT-d.
> (XEN) ERST table is invalid

Broken ACPI table, aka firmware bug.

> (XEN) mm.c:907:d0 Error getting mfn 3209e (pfn 5555555555555555) from L1 entry 000000003209e023 for l1e_owner=0, pg_owner=0
> (XEN) mm.c:4962:d0 ptwr_emulate: fixing up invalid PAE PTE 000000003209e023
> (XEN) mm.c:907:d0 Error getting mfn 3209f (pfn 5555555555555555) from L1 entry 000000003209f023 for l1e_owner=0, pg_owner=0
> (XEN) mm.c:4962:d0 ptwr_emulate: fixing up invalid PAE PTE 000000003209f023

This looks broken.

> [    3.691809] [Firmware Bug]: ERST: ERST table is invalid

Now the kernel detects the broken table.

> (XEN) ../physdev.c:155: dom0: wrong map_pirq type 3

Hmm.

> [    8.771023] invalid opcode: 0000 [#1] SMP 
> [    8.771031] Modules linked in: ioatdma(+) i2c_i801 serio_raw pcspkr dca i7core_edac i2c_core joydev evdev processor button edac_core iTCO_wdt iTCO_vendor_support thermal_sys ext3 jbd mbcache dm_mod raid10 raid1 md_mod sd_mod crc_t10dif usbhid hid uhci_hcd ahci libahci libata scsi_mod ehci_hcd usbcore usb_common e1000e [last unloaded: scsi_wait_scan]
> [    8.771131] 
> [    8.771136] Pid: 0, comm: swapper/0 Not tainted 3.2.0-1-686-pae #1 Supermicro X8STi/X8STi
> [    8.771148] EIP: 0061:[<f74df33d>] EFLAGS: 00010246 CPU: 0
> [    8.771156] EIP is at __cleanup+0xd6/0x113 [ioatdma]

To check what is really going on here, I need the _exact_ version of
the kernel.

> [    8.771505] Kernel panic - not syncing: Fatal exception in interrupt

Okay, this is not surprising.

Bastian

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