unexpected IO-APIC

Jakub Zawierucha
2003-03-27T12:13:19Z

Hello !

I have that message in dmesg:
testing the IO APIC.......................

IO APIC #2......
.... register #00: 02008000
....... : physical APIC id: 02
WARNING: unexpected IO-APIC, please mail
to linux-smp@vger.kernel.org
.... register #01: 00178020
....... : max redirection entries: 0017
....... : PRQ implemented: 1
....... : IO APIC version: 0020
.... register #02: 00000000
....... : arbitration: 00
.... IRQ redirection table:

I have problem with tat kernel. I don't know why, but sometimes it hangs.

Below is more detiled informatrion. Mail if you need more info.

4>Detected 2399.781 MHz processor.
Console: colour VGA+ 80x25
Calibrating delay loop... 4784.12 BogoMIPS
Memory: 2061128k/2096640k available (1100k kernel code, 35040k reserved,
354k data, 232k init, 1179072k highmem)
Dentry-cache hash table entries: 262144 (order: 9, 2097152 bytes)
Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes)
Mount-cache hash table entries: 32768 (order: 6, 262144 bytes)
Buffer-cache hash table entries: 131072 (order: 7, 524288 bytes)
Page-cache hash table entries: 524288 (order: 9, 2097152 bytes)
CPU: Before vendor init, caps: bfebfbff 00000000 00000000, vendor = 0
CPU: L1 I cache: 12K, L1 D cache: 8K
CPU: L2 cache: 512K
CPU: Physical Processor ID: 0
CPU: After vendor init, caps: bfebfbff 00000000 00000000 00000000
Intel machine check architecture supported.
Intel machine check reporting enabled on CPU#0.
CPU: After generic, caps: bfebfbff 00000000 00000000 00000000
CPU: Common caps: bfebfbff 00000000 00000000 00000000
Enabling fast FPU save and restore... done.
Enabling unmasked SIMD FPU exception support... done.
Checking 'hlt' instruction... OK.
POSIX conformance testing by UNIFIX
mtrr: v1.40 (20010327) Richard Gooch (rgooch@atnf.csiro.au)
mtrr: detected mtrr type: Intel
CPU: Before vendor init, caps: bfebfbff 00000000 00000000, vendor = 0
CPU: L1 I cache: 12K, L1 D cache: 8K
CPU: L2 cache: 512K
CPU: Physical Processor ID: 0
CPU: After vendor init, caps: bfebfbff 00000000 00000000 00000000
Intel machine check reporting enabled on CPU#0.
CPU: After generic, caps: bfebfbff 00000000 00000000 00000000
CPU: Common caps: bfebfbff 00000000 00000000 00000000
CPU0: Intel(R) Xeon(TM) CPU 2.40GHz stepping 07
per-CPU timeslice cutoff: 1462.99 usecs.
enabled ExtINT on CPU#0
ESR value before enabling vector: 00000000
ESR value after enabling vector: 00000000
Booting processor 1/6 eip 2000
Initializing CPU#1
masked ExtINT on CPU#1
ESR value before enabling vector: 00000000
ESR value after enabling vector: 00000000
Calibrating delay loop... 4797.23 BogoMIPS
CPU: Before vendor init, caps: bfebfbff 00000000 00000000, vendor = 0
CPU: L1 I cache: 12K, L1 D cache: 8K
CPU: L2 cache: 512K
CPU: Physical Processor ID: 3
CPU: After vendor init, caps: bfebfbff 00000000 00000000 00000000
Intel machine check reporting enabled on CPU#1.
CPU: After generic, caps: bfebfbff 00000000 00000000 00000000
CPU: Common caps: bfebfbff 00000000 00000000 00000000
CPU1: Intel(R) Xeon(TM) CPU 2.40GHz stepping 07
Total of 2 processors activated (9581.36 BogoMIPS).
WARNING: No sibling found for CPU 0.
WARNING: No sibling found for CPU 1.
ENABLING IO-APIC IRQs
Setting 2 in the phys_id_present_map
...changing IO-APIC physical APIC ID to 2 ... ok.
Setting 3 in the phys_id_present_map
...changing IO-APIC physical APIC ID to 3 ... ok.
Setting 4 in the phys_id_present_map
...changing IO-APIC physical APIC ID to 4 ... ok.
init IO_APIC IRQs
IO-APIC (apicid-pin) 2-0, 2-5, 2-10, 2-11, 2-12, 2-18, 2-22, 3-0, 3-1,
3-2, 3-3, 3-4, 3-5, 3-6, 3-7, 3-8, 3-9, 3-10, 3-11, 3-12, 3-13, 3-14,
3-15, 3-16, 3-17, 3-18, 3-19, 3-20, 3-21, 3-22, 3-23, 4-1, 4-2, 4-3,
4-4, 4-5, 4-6, 4-7, 4-8, 4-9, 4-10, 4-11, 4-12, 4-13, 4-14, 4-15, 4-16,
4-17, 4-18, 4-19, 4-20, 4-21, 4-22, 4-23 not connected.
..TIMER: vector=0x31 pin1=2 pin2=0
number of MP IRQ sources: 19.
number of IO-APIC #2 registers: 24.
number of IO-APIC #3 registers: 24.
number of IO-APIC #4 registers: 24.
testing the IO APIC.......................

IO APIC #2......
.... register #00: 02008000
....... : physical APIC id: 02
WARNING: unexpected IO-APIC, please mail
to linux-smp@vger.kernel.org
.... register #01: 00178020
....... : max redirection entries: 0017
....... : PRQ implemented: 1
....... : IO APIC version: 0020
.... register #02: 00000000
....... : arbitration: 00
.... IRQ redirection table:
NR Log Phy Mask Trig IRR Pol Stat Dest Deli Vect:
00 000 00 1 0 0 0 0 0 0 00
01 003 03 0 0 0 0 0 1 1 39
02 003 03 0 0 0 0 0 1 1 31
03 003 03 0 0 0 0 0 1 1 41
04 003 03 0 0 0 0 0 1 1 49
05 000 00 1 0 0 0 0 0 0 00
06 003 03 0 0 0 0 0 1 1 51
07 003 03 0 0 0 0 0 1 1 59
08 003 03 0 0 0 0 0 1 1 61
09 003 03 0 0 0 0 0 1 1 69
0a 000 00 1 0 0 0 0 0 0 00
0b 000 00 1 0 0 0 0 0 0 00
0c 000 00 1 0 0 0 0 0 0 00
0d 003 03 0 0 0 0 0 1 1 71
0e 003 03 0 0 0 0 0 1 1 79
0f 003 03 0 0 0 0 0 1 1 81
10 003 03 1 1 0 1 0 1 1 89
11 003 03 1 1 0 1 0 1 1 91
12 000 00 1 0 0 0 0 0 0 00
13 003 03 1 1 0 1 0 1 1 99
14 003 03 1 1 0 1 0 1 1 A1
15 003 03 1 1 0 1 0 1 1 A9
16 000 00 1 0 0 0 0 0 0 00
17 003 03 1 1 0 1 0 1 1 B1

IO APIC #3......
.... register #00: 03000000
....... : physical APIC id: 03
.... register #01: 00178020
....... : max redirection entries: 0017
....... : PRQ implemented: 1
....... : IO APIC version: 0020
.... register #02: 03000000
....... : arbitration: 03
.... IRQ redirection table:
NR Log Phy Mask Trig IRR Pol Stat Dest Deli Vect:
00 000 00 1 0 0 0 0 0 0 00
01 000 00 1 0 0 0 0 0 0 00
02 000 00 1 0 0 0 0 0 0 00
03 000 00 1 0 0 0 0 0 0 00
04 000 00 1 0 0 0 0 0 0 00
05 000 00 1 0 0 0 0 0 0 00
06 000 00 1 0 0 0 0 0 0 00
07 000 00 1 0 0 0 0 0 0 00
08 000 00 1 0 0 0 0 0 0 00
09 000 00 1 0 0 0 0 0 0 00
0a 000 00 1 0 0 0 0 0 0 00
0b 000 00 1 0 0 0 0 0 0 00
0c 000 00 1 0 0 0 0 0 0 00
0d 000 00 1 0 0 0 0 0 0 00
0e 000 00 1 0 0 0 0 0 0 00
0f 000 00 1 0 0 0 0 0 0 00
10 000 00 1 0 0 0 0 0 0 00
11 000 00 1 0 0 0 0 0 0 00
12 000 00 1 0 0 0 0 0 0 00
13 000 00 1 0 0 0 0 0 0 00
14 000 00 1 0 0 0 0 0 0 00
15 000 00 1 0 0 0 0 0 0 00
16 000 00 1 0 0 0 0 0 0 00
17 000 00 1 0 0 0 0 0 0 00

IO APIC #4......
.... register #00: 04000000
....... : physical APIC id: 04
.... register #01: 00178020
....... : max redirection entries: 0017
....... : PRQ implemented: 1
....... : IO APIC version: 0020
.... register #02: 04000000
....... : arbitration: 04
.... IRQ redirection table:
NR Log Phy Mask Trig IRR Pol Stat Dest Deli Vect:
00 003 03 1 1 0 1 0 1 1 B9
01 000 00 1 0 0 0 0 0 0 00
02 000 00 1 0 0 0 0 0 0 00
03 000 00 1 0 0 0 0 0 0 00
04 000 00 1 0 0 0 0 0 0 00
05 000 00 1 0 0 0 0 0 0 00
06 000 00 1 0 0 0 0 0 0 00
07 000 00 1 0 0 0 0 0 0 00
08 000 00 1 0 0 0 0 0 0 00
09 000 00 1 0 0 0 0 0 0 00
0a 000 00 1 0 0 0 0 0 0 00
0b 000 00 1 0 0 0 0 0 0 00
0c 000 00 1 0 0 0 0 0 0 00
0d 000 00 1 0 0 0 0 0 0 00
0e 000 00 1 0 0 0 0 0 0 00
0f 000 00 1 0 0 0 0 0 0 00
10 000 00 1 0 0 0 0 0 0 00
11 000 00 1 0 0 0 0 0 0 00
12 000 00 1 0 0 0 0 0 0 00
13 000 00 1 0 0 0 0 0 0 00
14 000 00 1 0 0 0 0 0 0 00
15 000 00 1 0 0 0 0 0 0 00
16 000 00 1 0 0 0 0 0 0 00
17 000 00 1 0 0 0 0 0 0 00
IRQ to pin mappings:
IRQ0 -> 0:2
IRQ1 -> 0:1
IRQ3 -> 0:3
IRQ4 -> 0:4
IRQ6 -> 0:6
IRQ7 -> 0:7
IRQ8 -> 0:8
IRQ9 -> 0:9
IRQ13 -> 0:13
IRQ14 -> 0:14
IRQ15 -> 0:15
IRQ16 -> 0:16
IRQ17 -> 0:17
IRQ19 -> 0:19
IRQ20 -> 0:20
IRQ21 -> 0:21
IRQ23 -> 0:23
IRQ48 -> 2:0
.................................... done.
Using local APIC timer interrupts.
calibrating APIC timer ...
..... CPU clock speed is 2399.8702 MHz.
..... host bus clock speed is 99.9944 MHz.
cpu: 0, clocks: 999944, slice: 333314
CPU0<T0:999936,T1:666608,D:14,S:333314,C:999944>
cpu: 1, clocks: 999944, slice: 333314
CPU1<T0:999936,T1:333296,D:12,S:333314,C:999944>
checking TSC synchronization across CPUs: passed.
Waiting on wait_init_idle (map = 0x2)
All processors have done init_idle
PCI: PCI BIOS revision 2.10 entry at 0xfd921, last bus=4
PCI: Using configuration type 1
PCI: Probing PCI hardware
Unknown bridge resource 2: assuming transparent
Unknown bridge resource 0: assuming transparent
Unknown bridge resource 1: assuming transparent
Unknown bridge resource 2: assuming transparent
Unknown bridge resource 2: assuming transparent
Unknown bridge resource 2: assuming transparent
PCI: Using IRQ router default [8086/2480] at 00:1f.0
PCI->APIC IRQ transform: (B0,I29,P0) -> 16
PCI->APIC IRQ transform: (B0,I29,P1) -> 19
PCI->APIC IRQ transform: (B0,I31,P0) -> 17
PCI->APIC IRQ transform: (B0,I31,P1) -> 17
PCI->APIC IRQ transform: (B3,I1,P0) -> 48
PCI->APIC IRQ transform: (B4,I3,P0) -> 21
PCI->APIC IRQ transform: (B4,I4,P0) -> 20
PCI->APIC IRQ transform: (B4,I5,P0) -> 23
Linux NET4.0 for Linux 2.4
Based upon Swansea University Computer Society NET3.039
Initializing RT netlink socket
IA-32 Microcode Update Driver: v1.09 <tigran@veritas.com>
Starting kswapd
allocated 32 pages and 32 bhs reserved for the highmem bounces
VFS: Diskquotas version dquot_6.4.0 initialized
Detected PS/2 Mouse Port.
pty: 256 Unix98 ptys configured
Serial driver version 5.05c (2001-07-08) with MANY_PORTS SHARE_IRQ
SERIAL_PCI enabled
ttyS00 at 0x03f8 (irq = 4) is a 16550A
ttyS01 at 0x02f8 (irq = 3) is a 16550A
Real Time Clock Driver v1.10e
block: 128 slots per queue, batch=32
Uniform Multi-Platform E-IDE driver Revision: 6.31
ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
PCI_IDE: unknown IDE controller on PCI bus 00 device f9, VID=8086, DID=248b
PCI: Device 00:1f.1 not available because of resource collisions
PCI_IDE: chipset revision 2
PCI_IDE: not 100% native mode: will probe irqs later
ide0: BM-DMA at 0x7040-0x7047, BIOS settings: hda:pio, hdb:pio
ide1: BM-DMA at 0x7048-0x704f, BIOS settings: hdc:pio, hdd:pio
hdc: HL-DT-ST CD-ROM GCR-8520B, ATAPI CD/DVD-ROM drive
ide1 at 0x170-0x177,0x376 on irq 15
hdc: ATAPI 52X CD-ROM drive, 128kB Cache, DMA
Uniform CD-ROM driver Revision: 3.12
Floppy drive(s): fd0 is 1.44M
FDC 0 is a post-1991 82077
loop: loaded (max 8 devices)
eepro100.c:v1.09j-t 9/29/99 Donald Becker
http://www.scyld.com/network/eepro100.html
eepro100.c: $Revision: 1.36 $ 2000/11/17 Modified by Andrey V. Savochkin
<saw@saw.sw.com.sg> and others
eth0: OEM i82557/i82558 10/100 Ethernet, 00:02:B3:AF:82:06, IRQ 20.
Board assembly ffffff-255, Physical connectors present: RJ45
Primary interface chip i82555 PHY #1.
Secondary interface chip i82555.
General self-test: passed.
Serial sub-system self-test: passed.
Internal registers self-test: passed.
ROM checksum self-test: passed (0xb874c1d3).
eth1: OEM i82557/i82558 10/100 Ethernet, 00:02:B3:AF:80:F9, IRQ 23.
Board assembly ffffff-255, Physical connectors present: RJ45
Primary interface chip i82555 PHY #1.
Secondary interface chip i82555.
General self-test: passed.
Serial sub-system self-test: passed.
Internal registers self-test: passed.
ROM checksum self-test: passed (0xb874c1d3).
SCSI subsystem driver Revision: 1.00
sym53c8xx: at PCI bus 3, device 1, function 0
sym53c8xx: 53c1010-66 detected with Symbios NVRAM
sym53c1010-66-0: rev 0x1 on pci bus 3 device 1 function 0 irq 48
sym53c1010-66-0: Symbios format NVRAM, ID 7, Fast-80, Parity Checking
sym53c1010-66-0: on-chip RAM at 0xfc200000
sym53c1010-66-0: restart (scsi reset).
sym53c1010-66-0: handling phase mismatch from SCRIPTS.
sym53c1010-66-0: Downloading SCSI SCRIPTS.
scsi0 : sym53c8xx-1.7.3c-20010512
Vendor: FUJITSU Model: MAN3367MP Rev: 0109
Type: Direct-Access ANSI SCSI revision: 03
Vendor: FUJITSU Model: MAN3367MP Rev: 0109
Type: Direct-Access ANSI SCSI revision: 03
sym53c1010-66-0-<1,0>: tagged command queue depth set to 4
sym53c1010-66-0-<2,0>: tagged command queue depth set to 4
Attached scsi disk sda at scsi0, channel 0, id 1, lun 0
Attached scsi disk sdb at scsi0, channel 0, id 2, lun 0
sym53c1010-66-0-<1,*>: FAST-80 WIDE SCSI 160.0 MB/s (12.5 ns, offset 62)
SCSI device sda: 71771688 512-byte hdwr sectors (36747 MB)
Partition check:
sda: sda1 sda2 sda3
sym53c1010-66-0-<2,*>: FAST-80 WIDE SCSI 160.0 MB/s (12.5 ns, offset 62)
SCSI device sdb: 71771688 512-byte hdwr sectors (36747 MB)
sdb: sdb1 sdb2 sdb3
md: raid1 personality registered as nr 3
md: multipath personality registered as nr 7
md: md driver 0.90.0 MAX_MD_DEVS=256, MD_SB_DISKS=27
md: Autodetecting RAID arrays.
[events: 00000067]
[events: 00000077]
md: autorun ...
md: considering sdb3 ...
md: adding sdb3 ...
md: created md1
md: bind<sdb3,1>
md: running: <sdb3>
md: sdb3's event counter: 00000077
md: RAID level 1 does not need chunksize! Continuing anyway.
md1: max total readahead window set to 124k
md1: 1 data-disks, max readahead per data-disk: 124k
raid1: device sdb3 operational as mirror 1
raid1: md1, not all disks are operational -- trying to recover array
raid1: raid set md1 active with 1 out of 2 mirrors
md: recovery thread got woken up ...
md1: no spare disk to reconstruct array! -- continuing in degraded mode
md: recovery thread finished ...
md: updating md1 RAID superblock on device
md: sdb3 [events: 00000078]<6>(write) sdb3's sb offset: 30025664
md: considering sdb1 ...
md: adding sdb1 ...
md: created md0
md: bind<sdb1,1>
md: running: <sdb1>
md: sdb1's event counter: 00000067
md: RAID level 1 does not need chunksize! Continuing anyway.
md0: max total readahead window set to 124k
md0: 1 data-disks, max readahead per data-disk: 124k
raid1: device sdb1 operational as mirror 0
raid1: md0, not all disks are operational -- trying to recover array
raid1: raid set md0 active with 1 out of 2 mirrors
md: recovery thread got woken up ...
md0: no spare disk to reconstruct array! -- continuing in degraded mode
md1: no spare disk to reconstruct array! -- continuing in degraded mode
md: recovery thread finished ...
md: updating md0 RAID superblock on device
md: sdb1 [events: 00000068]<6>(write) sdb1's sb offset: 4882304
md: ... autorun DONE.
NET4: Linux TCP/IP 1.0 for NET4.0
IP Protocols: ICMP, UDP, TCP
IP: routing cache hash table of 16384 buckets, 128Kbytes
TCP: Hash tables configured (established 262144 bind 65536)
NET4: Unix domain sockets 1.0/SMP for Linux NET4.0.
VFS: Mounted root (ext2 filesystem) readonly.
Freeing unused kernel memory: 232k freed
Adding Swap: 976888k swap-space (priority -1)
Unable to find swap-space signature
Unable to find swap-space signature

Jakub.Zawieruchs@nit.pl