Bug#504805: anoher iret exception
[136556.763720] iret exception: 0000 [#1] SMP
[136556.763803] Modules linked in: xt_tcpudp xt_physdev iptable_filter
ip_tables x_tables tun netloop bridge ipv6 loop serio_raw psmouse container
pcspkr button i2c_i801 intel_rng i2c_core rng_core shpchp e7xxx_edac
pci_hotplug edac_core joydev evdev ext3 jbd mbcache serpent xts gf128mul
dm_crypt crypto_blkcipher dm_mirror dm_log dm_snapshot dm_mod raid1 md_mod
ide_cd_mod cdrom ide_disk ata_generic libata dock ide_pci_generic usbhid
hid ff_memless floppy piix ide_core aic79xx scsi_transport_spi scsi_mod
e1000 uhci_hcd usbcore thermal processor fan thermal_sys [last unloaded:
scsi_wait_scan]
[136556.764787]
[136556.764821] Pid: 0, comm: swapper Not tainted (2.6.26-2-xen-686 #1)
[136556.764868] EIP: 0061:[<ee11f12d>] EFLAGS: 00000286 CPU: 0
[136556.764935] EIP is at ide_outb+0x4/0x5 [ide_core]
[136556.764979] EAX: 000000f0 EBX: c0389e74 ECX: ee1304f0 EDX: 000001f6
[136556.765021] ESI: ee1302c0 EDI: ee1302d8 EBP: ee1304f0 ESP: c0389e24
[136556.765063] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0069
[136556.765105] Process swapper (pid: 0, ti=c0388000 task=c035a1a0
task.ti=c0388000)
[136556.765150] Stack: ee11f3c4 ee1304ec ee11f129 0056090c c0389e74
ee1304ec ee1302c0 ee125320
[136556.765329] ee12280d 00000000 c0389e74 00000000 c0389e94
ee1304ec ee0c7e49 ee1304ec
[136556.765488] e9d39ef8 00080140 00000001 ee1302c0 01000000
00000000 3defaf08 00003500
[136556.765638] Call Trace:
[136556.765703] [<ee11f3c4>] ide_tf_load+0x161/0x169 [ide_core]
[136556.765775] [<ee11f129>] ide_outb+0x0/0x5 [ide_core]
[136556.765854] [<ee12280d>] do_rw_taskfile+0x58/0x1d3 [ide_core]
[136556.765932] [<ee0c7e49>] ide_do_rw_disk+0x208/0x258 [ide_disk]
[136556.766016] [<ee11df05>] ide_do_request+0x634/0x847 [ide_core]
[136556.766099] [<ee11d58c>] ide_end_request+0x56/0x5f [ide_core]
[136556.766175] [<ee121f2b>] task_end_request+0x40/0x51 [ide_core]
[136556.766252] [<ee11e3ab>] ide_intr+0x1a1/0x1c8 [ide_core]
[136556.766336] [<c0149995>] handle_IRQ_event+0x36/0x6e
[136556.766427] [<c014aaa9>] handle_level_irq+0x90/0xed
[136556.766493] [<c0105b00>] do_IRQ+0x4d/0x65
[136556.766556] [<c023d747>] evtchn_do_upcall+0xfa/0x191
[136556.766619] [<c010412c>] hypervisor_callback+0x3c/0x44
[136556.766706] [<c0105f52>] xen_safe_halt+0x9f/0xb3
[136556.766768] [<c01028ab>] xen_idle+0x1b/0x46
[136556.766814] [<c0102810>] cpu_idle+0xa8/0xc0
[136556.766879] =======================
[136556.766918] Code: 03 83 fe f0 b8 2a 5e 12 ee ba 1b 5e 12 ee 0f 45 d0 89
d8 e8 1c f3 ff ff 89 07 59 89 f0 5b 5e 5f c3 0f b6 c0 88 02 c3 0f b6 c0 ee
<c3> 55 89 cd 57 56 53 83 ec 08 8b 50 2c 8a 40 62 8b 5c 24 1c 8b
[136556.767747] EIP: [<ee11f12d>] ide_outb+0x4/0x5 [ide_core] SS:ESP
0069:c0389e24
[136556.767747] Kernel panic - not syncing: Fatal exception in interrupt
(XEN) Domain 0 crashed: 'noreboot' set - not rebooting.
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