unexpected IO-APIC

Ben Osborne
2003-05-23T03:57:26Z

Hi,

Just setup RHAS 2.1 on a new Dual Xeon HT 2.4Ghz server, and I'm getting
weird errors on bootup. Here's the relevant portion of the messages log.

Any ideas on this, and is this a real problem ?

Thanks,
Ben Osborne.

================================================================

May 20 22:22:35 stats1 kernel: CPU2: Intel(R) Xeon(TM) CPU 2.40GHz
stepping 07
May 20 22:22:35 stats1 rc: Starting sshd: succeeded
May 20 22:22:16 stats1 rc.sysinit: Enabling swap space: succeeded
May 20 22:22:35 stats1 kernel: Booting processor 3/7 eip 2000
May 20 22:22:18 stats1 init: Entering runlevel: 5
May 20 22:22:35 stats1 kernel: Initializing CPU#3
May 20 22:22:18 stats1 kudzu: Updating /etc/fstab succeeded
May 20 22:22:35 stats1 kernel: masked ExtINT on CPU#3
May 20 22:22:29 stats1 kudzu: succeeded
May 20 22:22:35 stats1 kernel: ESR value before enabling vector: 00000000
May 20 22:22:29 stats1 sysctl: net.ipv4.ip_forward = 0
May 20 22:22:35 stats1 kernel: ESR value after enabling vector: 00000000
May 20 22:22:29 stats1 sysctl: net.ipv4.conf.default.rp_filter = 1
May 20 22:22:35 stats1 kernel: Calibrating delay loop... 4784.12 BogoMIPS
May 20 22:22:29 stats1 sysctl: kernel.sysrq = 0
May 20 22:22:29 stats1 network: Setting network parameters: succeeded
May 20 22:22:36 stats1 kernel: CPU: L1 I cache: 12K, L1 D cache: 8K
May 20 22:22:29 stats1 network: Bringing up interface lo: succeeded
May 20 22:22:36 stats1 kernel: CPU: L2 cache: 512K
May 20 22:22:36 stats1 kernel: CPU: Physical Processor ID: 3
May 20 22:22:31 stats1 network: Bringing up interface eth0: succeeded
May 20 22:22:36 stats1 kernel: Intel machine check reporting enabled on
CPU#3.
May 20 22:22:36 stats1 kernel: CPU3: Intel(R) Xeon(TM) CPU 2.40GHz
stepping 07
May 20 22:22:36 stats1 kernel: Total of 4 processors activated (19123.40
BogoMIPS).
May 20 22:22:36 stats1 kernel: cpu_sibling_map[0] = 1
May 20 22:22:36 stats1 kernel: cpu_sibling_map[1] = 0
May 20 22:22:36 stats1 kernel: cpu_sibling_map[2] = 3
May 20 22:22:36 stats1 kernel: cpu_sibling_map[3] = 2
May 20 22:22:36 stats1 kernel: ENABLING IO-APIC IRQs
May 20 22:22:36 stats1 kernel: ...changing IO-APIC physical APIC ID to 8
... ok.
May 20 22:22:36 stats1 kernel: ...changing IO-APIC physical APIC ID to 9
... ok.
May 20 22:22:36 stats1 kernel: ...changing IO-APIC physical APIC ID to
10 ... ok.
May 20 22:22:36 stats1 kernel: ..TIMER: vector=0x31 pin1=2 pin2=0
May 20 22:22:36 stats1 kernel: testing the IO APIC.......................
May 20 22:22:36 stats1 kernel:
May 20 22:22:36 stats1 kernel: WARNING: unexpected IO-APIC, please mail
May 20 22:22:36 stats1 kernel: to linux-smp@vger.kernel.org
May 20 22:22:36 stats1 kernel:
May 20 22:22:36 stats1 kernel: WARNING: unexpected IO-APIC, please mail
May 20 22:22:36 stats1 kernel: to linux-smp@vger.kernel.org
May 20 22:22:36 stats1 kernel:
May 20 22:22:36 stats1 kernel: WARNING: unexpected IO-APIC, please mail
May 20 22:22:36 stats1 kernel: to linux-smp@vger.kernel.org
May 20 22:22:36 stats1 kernel: .................................... done.