I get this Call Trace on boot with 2.5.73-mm1. I think it is new - at 
least I didn't notice it before.
.config is i686-SMP w/ apic & acpi enabled, but system is UP-k7
Complete dmesg and .config attached.

PnPBIOS: Scanning system for PnP BIOS support...
PnPBIOS: Found PnP BIOS installation structure at 0xc00fc060
PnPBIOS: PnP BIOS version 1.0, entry 0xf0000:0xc090, dseg 0xf0000
PnPBIOS: 14 nodes reported by PnP BIOS; 14 recorded by driver
ACPI: ACPI tables contain no PCI IRQ routing entries
swapper       R current      1      0     2               (L-TLB)
c012c745 00000000 00000001 00000001 00000000 c03b8088 00000000 c01194f1
        00000000 00000578 000026bf c03d27e0 c03c1149 c0109f8a 00000578 
f3fb7fde
        0000000e 000026bf c03d27e0 c03c1149 f3fb8343 0000007b 0000007b 
ffffffef
Call Trace:
  [<c012c745>] update_process_times+0x45/0x60
  [<c01194f1>] smp_apic_timer_interrupt+0x151/0x160
  [<c0109f8a>] apic_timer_interrupt+0x1a/0x20
  [<c0115464>] delay_tsc+0x14/0x20
  [<c01fc282>] __delay+0x12/0x20
  [<c0243b73>] serial8250_console_write+0xb3/0x270
  [<c0123ece>] __call_console_drivers+0x5e/0x60
  [<c0123fcf>] call_console_drivers+0x7f/0x120
  [<c0124361>] release_console_sem+0x61/0xf0
  [<c0124220>] printk+0x140/0x1e0
  [<c03a71a8>] acpi_pci_irq_init+0x16/0x51
  [<c03adbb6>] pci_acpi_init+0x26/0x70
  [<c0394a1b>] do_initcalls+0x2b/0xa0
  [<c013491f>] init_workqueues+0xf/0x24
  [<c01050d8>] init+0x58/0x200
  [<c0105080>] init+0x0/0x200
  [<c0107289>] kernel_thread_helper+0x5/0xc
PCI: Invalid ACPI-PCI IRQ routing table
PCI: Probing PCI hardware
PCI: Probing PCI hardware (bus 00)
Disabling VIA memory write queue (PCI ID 0305, rev 03): [55] 89 & 1f -> 09
PCI: Using IRQ router VIA [1106/0686] at 00:07.0


cat /proc/interrupts
            CPU0
   0:     108452          XT-PIC  timer
   1:       3345          XT-PIC  i8042
   2:          0          XT-PIC  cascade
   4:          7          XT-PIC  serial
   9:     196145          XT-PIC  EMU10K1
  10:      24661          XT-PIC  bttv0
  11:       5047          XT-PIC  eth0
  12:      44051          XT-PIC  i8042
  14:      13141          XT-PIC  ide0
  15:          1          XT-PIC  ide1
NMI:          0
LOC:     108391
ERR:         75
MIS:          0


Thanks,

Jan

--
j.dittmer@portrix.net