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DateThu, 2 Oct 2003 08:46:42 +0200
FromVojtech Pavlik <>
SubjectRe: urgent! help, ide driver bug?
On Wed, Oct 01, 2003 at 10:34:41AM -0300, Marcelo Tosatti wrote:
> 
> Zhang, 
> 
> The filesystem is getting corrupted it seems. Try turning DMA off? 
> 
> Vojtech, have you seen this? 

This looks like memory corruption (not disk data corruption). But I
cannot say for sure, of course.

> 
> > Attempt to access beyond end of device
> > 03:02: rw=0, want=75368548, limit=7815622
> > ext2-fs error(device ide0(3:2)): ext2_check_page: bad entry
> > in directory #2: rec_len is smaller than minimal - offset=0,
> > inode=1097631760, rec_len=0, name_len=0
> > remounting filesystem read_only
> 
> 
> On Sun, 28 Sep 2003, Zhang Jian wrote:
> 
> > hi,
> > 
> > I am a system manager in institute of biophysics, Nanjing University, I 
> > encounter a big problem, seems related to IDE driver, now I am writing for 
> > your warmly help!
> > 
> > we buy a 32 nodes cluster, each with AMD 2600+, 512M Kingstone ECC 
> > Registered MEM, MSI K7D master-L motherbord, ST Barracude 7200.7 80G 
> > harddisk. We installed Redhat Linux 8.0 in it,
> > and run two programs each cost about 400M mem, thus force kernel use swap 
> > disk.
> > then, after several minutes, some nodes crash down,  whereas some nodes can 
> > run
> > several hours to two days, varying from computer to computer. we also tried 
> > readhat
> > 9.0(kernel 2.4.20-9) and debian(kernel 2.4.22), the problem remains the 
> > same.
> > 
> > here is the typical error message in debian, (in redhat, the error is 
> > similar)
> > Attempt to access beyond end of device
> > 03:02: rw=0, want=75368548, limit=7815622
> > ext2-fs error(device ide0(3:2)): ext2_check_page: bad entry
> > in directory #2: rec_len is smaller than minimal - offset=0,
> > inode=1097631760, rec_len=0, name_len=0
> > remounting filesystem read_only
> > 
> > 
> > below is the partition table:
> > ---------------------------------------------------------------------------
> > Disk /dev/hda: 255 heads, 63 sectors, 9729 cylinders
> > Units = cylinders of 16065 * 512 bytes
> > 
> >    Device Boot    Start       End    Blocks   Id  System
> > /dev/hda1   *         1        12     96358+  83  Linux         /boot
> > /dev/hda2            13       985   7815622+  83  Linux         /
> > /dev/hda3           986      1109    996030   82  Linux swap    swap
> > /dev/hda4          1110      9729  69240150   83  Linux         nouse
> > ---------------------------------------------------------------------------
> > 
> > all our 32 nodes encounter similar problems, so I suspect whether
> > it is caused by some bugs in kernel or elsewhere.
> > I am looking forward to your warmly help!
> > Thank you very much!
> > 
> > --------------------------------------------------------------------------------------
> > 
> > this is the fortran program we used to test the computer:
> >         program test
> > 
> >         real*8          A(1000,1000,50)
> > 
> >         do while(.true.)
> > 
> >         do i=1,1000
> >         do j=1,1000
> >         do k=1,50
> >                 A(i,j,k)=i*j*k
> >         enddo
> >         enddo
> >         enddo
> > 
> >         enddo
> > 
> >         end
> > ----------------------------------------------------
> > below is copied from /var/log/messages
> > 
> > Sep 29 17:51:27 boss syslogd 1.4.1#10: restart.
> > Sep 29 17:51:27 boss kernel: klogd 1.4.1#10, log source = /proc/kmsg 
> > started.
> > Sep 29 17:51:27 boss kernel: Inspecting /boot/System.map-2.4.22dualmp
> > Sep 29 17:51:27 boss kernel: Loaded 16905 symbols from 
> > /boot/System.map-2.4.22dualmp.
> > Sep 29 17:51:27 boss kernel: Symbols match kernel version 2.4.22.
> > Sep 29 17:51:27 boss kernel: No module symbols loaded.
> > Sep 29 17:51:27 boss kernel: Linux version 2.4.22dualmp (root@boss) (gcc 
> > version 2.95.4 20011002 (Debian prerelease)) #1 SMP Sun Sep 28 12:12:04 CST 
> > 2003
> > Sep 29 17:51:27 boss kernel: BIOS-provided physical RAM map:
> > Sep 29 17:51:27 boss kernel:  BIOS-e820: 0000000000000000 - 00000000000a0000 
> > (usable)
> > Sep 29 17:51:27 boss kernel:  BIOS-e820: 00000000000f0000 - 0000000000100000 
> > (reserved)
> > Sep 29 17:51:27 boss kernel:  BIOS-e820: 0000000000100000 - 000000001fff0000 
> > (usable)
> > Sep 29 17:51:27 boss kernel:  BIOS-e820: 000000001fff0000 - 000000001fff3000 
> > (ACPI NVS)
> > Sep 29 17:51:27 boss kernel:  BIOS-e820: 000000001fff3000 - 0000000020000000 
> > (ACPI data)
> > Sep 29 17:51:27 boss kernel:  BIOS-e820: 00000000fec00000 - 0000000100000000 
> > (reserved)
> > Sep 29 17:51:27 boss kernel: 511MB LOWMEM available.
> > Sep 29 17:51:27 boss kernel: found SMP MP-table at 000f4b00
> > Sep 29 17:51:27 boss kernel: hm, page 000f4000 reserved twice.
> > Sep 29 17:51:27 boss kernel: hm, page 000f5000 reserved twice.
> > Sep 29 17:51:27 boss kernel: hm, page 000f1000 reserved twice.
> > Sep 29 17:51:27 boss kernel: hm, page 000f2000 reserved twice.
> > Sep 29 17:51:27 boss kernel: On node 0 totalpages: 131056
> > Sep 29 17:51:27 boss kernel: zone(0): 4096 pages.
> > Sep 29 17:51:27 boss kernel: zone(1): 126960 pages.
> > Sep 29 17:51:27 boss kernel: zone(2): 0 pages.
> > Sep 29 17:51:27 boss kernel: Intel MultiProcessor Specification v1.4
> > Sep 29 17:51:27 boss kernel:     Virtual Wire compatibility mode.
> > Sep 29 17:51:27 boss kernel: OEM ID: OEM00000 Product ID: PROD00000000 APIC 
> > at: 0xFEE00000
> > Sep 29 17:51:27 boss kernel: Processor #0 Pentium(tm) Pro APIC version 17
> > Sep 29 17:51:27 boss kernel: Processor #1 Pentium(tm) Pro APIC version 17
> > Sep 29 17:51:27 boss kernel: I/O APIC #2 Version 17 at 0xFEC00000.
> > Sep 29 17:51:27 boss kernel: Enabling APIC mode: Flat.^IUsing 1 I/O APICs
> > Sep 29 17:51:27 boss kernel: Processors: 2
> > Sep 29 17:51:27 boss kernel: Kernel command line: BOOT_IMAGE=Linux ro 
> > root=302
> > Sep 29 17:51:27 boss kernel: Initializing CPU#0
> > Sep 29 17:51:27 boss kernel: Detected 2133.424 MHz processor.
> > Sep 29 17:51:27 boss kernel: Console: colour VGA+ 80x25
> > Sep 29 17:51:27 boss kernel: Calibrating delay loop... 4259.84 BogoMIPS
> > Sep 29 17:51:27 boss kernel: Memory: 515952k/524224k available (1159k kernel 
> > code, 7888k reserved, 335k data, 264k init, 0k highmem)
> > Sep 29 17:51:27 boss kernel: Dentry cache hash table entries: 65536 (order: 
> > 7, 524288 bytes)
> > Sep 29 17:51:27 boss kernel: Inode cache hash table entries: 32768 (order: 
> > 6, 262144 bytes)
> > Sep 29 17:51:27 boss kernel: Mount cache hash table entries: 512 (order: 0, 
> > 4096 bytes)
> > Sep 29 17:51:27 boss kernel: Buffer cache hash table entries: 32768 (order: 
> > 5, 131072 bytes)
> > Sep 29 17:51:27 boss kernel: Page-cache hash table entries: 131072 (order: 
> > 7, 524288 bytes)
> > Sep 29 17:51:27 boss kernel: CPU: CLK_CTL MSR was 6003d22f. Reprogramming to 
> > 2003d22f
> > Sep 29 17:51:27 boss kernel: CPU: L1 I Cache: 64K (64 bytes/line), D cache 
> > 64K (64 bytes/line)
> > Sep 29 17:51:27 boss kernel: CPU: L2 Cache: 256K (64 bytes/line)
> > Sep 29 17:51:27 boss kernel: Enabling fast FPU save and restore... done.
> > Sep 29 17:51:27 boss kernel: Enabling unmasked SIMD FPU exception support... 
> > done.
> > Sep 29 17:51:27 boss kernel: Checking 'hlt' instruction... OK.
> > Sep 29 17:51:27 boss kernel: POSIX conformance testing by UNIFIX
> > Sep 29 17:51:27 boss kernel: mtrr: v1.40 (20010327) Richard Gooch 
> > (rgooch@atnf.csiro.au)
> > Sep 29 17:51:27 boss kernel: mtrr: detected mtrr type: Intel
> > Sep 29 17:51:27 boss kernel: CPU: L1 I Cache: 64K (64 bytes/line), D cache 
> > 64K (64 bytes/line)
> > Sep 29 17:51:27 boss kernel: CPU: L2 Cache: 256K (64 bytes/line)
> > Sep 29 17:51:27 boss kernel: CPU0: AMD Athlon(tm) MP 2600+ stepping 01
> > Sep 29 17:51:27 boss kernel: per-CPU timeslice cutoff: 731.42 usecs.
> > Sep 29 17:51:27 boss kernel: enabled ExtINT on CPU#0
> > Sep 29 17:51:27 boss kernel: ESR value before enabling vector: 00000000
> > Sep 29 17:51:27 boss kernel: ESR value after enabling vector: 00000000
> > Sep 29 17:51:27 boss kernel: Booting processor 1/1 eip 2000
> > Sep 29 17:51:27 boss kernel: Initializing CPU#1
> > Sep 29 17:51:27 boss kernel: masked ExtINT on CPU#1
> > Sep 29 17:51:27 boss kernel: ESR value before enabling vector: 00000000
> > Sep 29 17:51:27 boss kernel: ESR value after enabling vector: 00000000
> > Sep 29 17:51:27 boss kernel: Calibrating delay loop... 4259.84 BogoMIPS
> > Sep 29 17:51:27 boss kernel: CPU: CLK_CTL MSR was 6003d22f. Reprogramming to 
> > 2003d22f
> > Sep 29 17:51:27 boss kernel: CPU: L1 I Cache: 64K (64 bytes/line), D cache 
> > 64K (64 bytes/line)
> > Sep 29 17:51:27 boss kernel: CPU: L2 Cache: 256K (64 bytes/line)
> > Sep 29 17:51:27 boss kernel: CPU1: AMD Athlon(tm) MP stepping 01
> > Sep 29 17:51:27 boss kernel: Total of 2 processors activated (8519.68 
> > BogoMIPS).
> > Sep 29 17:51:27 boss kernel: ENABLING IO-APIC IRQs
> > Sep 29 17:51:27 boss kernel: Setting 2 in the phys_id_present_map
> > Sep 29 17:51:27 boss kernel: ...changing IO-APIC physical APIC ID to 2 ... 
> > ok.
> > Sep 29 17:51:27 boss kernel: ..TIMER: vector=0x31 pin1=2 pin2=0
> > Sep 29 17:51:27 boss kernel: testing the IO APIC.......................
> > Sep 29 17:51:27 boss kernel:
> > Sep 29 17:51:27 boss kernel: .................................... done.
> > Sep 29 17:51:27 boss kernel: Using local APIC timer interrupts.
> > Sep 29 17:51:27 boss kernel: calibrating APIC timer ...
> > Sep 29 17:51:27 boss kernel: ..... CPU clock speed is 2133.4152 MHz.
> > Sep 29 17:51:27 boss kernel: ..... host bus clock speed is 266.6766 MHz.
> > Sep 29 17:51:27 boss kernel: cpu: 0, clocks: 2666766, slice: 888922
> > Sep 29 17:51:27 boss kernel: 
> > CPU0<T0:2666752,T1:1777824,D:6,S:888922,C:2666766>
> > Sep 29 17:51:27 boss kernel: cpu: 1, clocks: 2666766, slice: 888922
> > Sep 29 17:51:27 boss kernel: 
> > CPU1<T0:2666752,T1:888896,D:12,S:888922,C:2666766>
> > Sep 29 17:51:27 boss kernel: checking TSC synchronization across CPUs: 
> > passed.
> > Sep 29 17:51:27 boss kernel: Waiting on wait_init_idle (map = 0x2)
> > Sep 29 17:51:27 boss kernel: All processors have done init_idle
> > Sep 29 17:51:27 boss kernel: mtrr: your CPUs had inconsistent fixed MTRR 
> > settings
> > Sep 29 17:51:27 boss kernel: mtrr: probably your BIOS does not setup all 
> > CPUs
> > Sep 29 17:51:27 boss kernel: PCI: PCI BIOS revision 2.10 entry at 0xfb130, 
> > last bus=2
> > Sep 29 17:51:27 boss kernel: PCI: Using configuration type 1
> > Sep 29 17:51:27 boss kernel: PCI: Probing PCI hardware
> > Sep 29 17:51:27 boss kernel: PCI: Probing PCI hardware (bus 00)
> > Sep 29 17:51:27 boss kernel: PCI: Using IRQ router default [1022/700c] at 
> > 00:00.0
> > Sep 29 17:51:27 boss kernel: PCI->APIC IRQ transform: (B1,I5,P0) -> 17
> > Sep 29 17:51:27 boss kernel: PCI->APIC IRQ transform: (B2,I0,P3) -> 19
> > Sep 29 17:51:27 boss kernel: PCI->APIC IRQ transform: (B2,I9,P0) -> 17
> > Sep 29 17:51:27 boss kernel: BIOS failed to enable PCI standards compliance, 
> > fixing this error.
> > Sep 29 17:51:27 boss kernel: Linux NET4.0 for Linux 2.4
> > Sep 29 17:51:27 boss kernel: Based upon Swansea University Computer Society 
> > NET3.039
> > Sep 29 17:51:27 boss kernel: Initializing RT netlink socket
> > Sep 29 17:51:27 boss kernel: Starting kswapd
> > Sep 29 17:51:27 boss kernel: Detected PS/2 Mouse Port.
> > Sep 29 17:51:27 boss kernel: pty: 256 Unix98 ptys configured
> > Sep 29 17:51:27 boss kernel: Serial driver version 5.05c (2001-07-08) with 
> > MANY_PORTS SHARE_IRQ SERIAL_PCI enabled
> > Sep 29 17:51:27 boss kernel: ttyS00 at 0x03f8 (irq = 4) is a 16550A
> > Sep 29 17:51:27 boss kernel: ttyS01 at 0x02f8 (irq = 3) is a 16550A
> > Sep 29 17:51:27 boss kernel: eepro100.c:v1.09j-t 9/29/99 Donald Becker 
> > http://www.scyld.com/network/eepro100.html
> > Sep 29 17:51:27 boss kernel: eepro100.c: $Revision: 1.36 $ 2000/11/17 
> > Modified by Andrey V. Savochki
> > n <saw@saw.sw.com.sg> and others
> > Sep 29 17:51:27 boss kernel: eth0: OEM i82557/i82558 10/100 Ethernet, 
> > 00:0C:76:2A:2F:7D, IRQ 17.
> > Sep 29 17:51:27 boss kernel:   Board assembly a32040-002, Physical 
> > connectors present: RJ45
> > Sep 29 17:51:27 boss kernel:   Primary interface chip i82555 PHY #1.
> > Sep 29 17:51:27 boss kernel:   General self-test: passed.
> > Sep 29 17:51:27 boss kernel:   Serial sub-system self-test: passed.
> > Sep 29 17:51:27 boss kernel:   Internal registers self-test: passed.
> > Sep 29 17:51:27 boss kernel:   ROM checksum self-test: passed (0xd0a6c714).
> > Sep 29 17:51:27 boss kernel: Linux agpgart interface v0.99 (c) Jeff Hartmann
> > Sep 29 17:51:27 boss kernel: agpgart: Maximum main memory to use for agp 
> > memory: 439M
> > Sep 29 17:51:27 boss kernel: agpgart: Detected AMD 760MP chipset
> > Sep 29 17:51:27 boss kernel: agpgart: AGP aperture is 128M @ 0xe0000000
> > Sep 29 17:51:27 boss kernel: Uniform Multi-Platform E-IDE driver Revision: 
> > 7.00beta4-2.4
> > Sep 29 17:51:27 boss kernel: ide: Assuming 33MHz system bus speed for PIO 
> > modes; override with idebus=xx
> > Sep 29 17:51:27 boss kernel: AMD7441: IDE controller at PCI slot 00:07.1
> > Sep 29 17:51:27 boss kernel: AMD7441: chipset revision 4
> > Sep 29 17:51:27 boss kernel: AMD7441: not 100%% native mode: will probe irqs 
> > later
> > Sep 29 17:51:27 boss kernel: ide: Assuming 33MHz system bus speed for PIO 
> > modes; override with idebus=xx
> > Sep 29 17:51:27 boss kernel: AMD_IDE: Advanced Micro Devices [AMD] AMD-768 
> > [Opus] IDE (rev 04) UDMA1
> > 00 controller on pci00:07.1
> > Sep 29 17:51:27 boss kernel:     ide0: BM-DMA at 0xe000-0xe007, BIOS 
> > settings: hda:DMA, hdb:pio
> > Sep 29 17:51:27 boss kernel:     ide1: BM-DMA at 0xe008-0xe00f, BIOS 
> > settings: hdc:pio, hdd:pio
> > Sep 29 17:51:27 boss kernel: hda: ST380011A, ATA DISK drive
> > Sep 29 17:51:27 boss kernel: blk: queue c0309fe0, I/O limit 4095Mb (mask 
> > 0xffffffff)
> > Sep 29 17:51:27 boss kernel: ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
> > Sep 29 17:51:27 boss kernel: hda: attached ide-disk driver.
> > Sep 29 17:51:27 boss kernel: hda: 156301488 sectors (80026 MB) w/2048KiB 
> > Cache, CHS=9729/255/63, UDMA(100)
> > Sep 29 17:51:27 boss kernel: Partition check:
> > Sep 29 17:51:27 boss kernel:  hda: hda1 hda2 hda3 hda4
> > Sep 29 17:51:27 boss kernel: NET4: Linux TCP/IP 1.0 for NET4.0
> > Sep 29 17:51:27 boss kernel: IP: routing cache hash table of 4096 buckets, 
> > 32Kbytes
> > Sep 29 17:51:27 boss kernel: TCP: Hash tables configured (established 32768 
> > bind 32768)
> > Sep 29 17:51:27 boss kernel: NET4: Unix domain sockets 1.0/SMP for Linux 
> > NET4.0.
> > Sep 29 17:51:27 boss kernel: VFS: Mounted root (ext2 filesystem) readonly.
> > Sep 29 17:51:27 boss kernel: Freeing unused kernel memory: 264k freed
> > Sep 29 17:51:27 boss kernel: Adding Swap: 996020k swap-space (priority -1)
> 
> 

-- 
Vojtech Pavlik
SuSE Labs, SuSE CR
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