Re: lost interrupts under 2.2.X

Tim Osler (hairballmt@mcn.net)
Sat, 3 Apr 1999 00:04:43 -0700 (MST)


Hi, all
I also have this problem with 2.2.{4,5} under heavy disk IO; most
notably when doing a 'make' and starting X (3.3.3). My machine will also
no longer reboot with a 'shutdown -r ....' (also 2.2.{4,5}) It gets all
the processes killed and disks unmounted and hangs at "Restarting". Could
be a feature. :)

Kernel-2.2.[4,5], egcs-1.1.2, glibc-2.1.1, binutils-.....19a, AMD486+.

On Fri, 2 Apr 1999, Thomas Molina wrote:

> Apr 2 12:49:11 localhost kernel: hdb: DSC timeout
> Apr 2 12:49:21 localhost kernel: hdb: lost interrupt
> Apr 2 12:49:21 localhost kernel: hdb: cdrom_read_intr: data underrun (4
> blocks)
> Apr 2 12:49:21 localhost kernel: end_request: I/O error, dev 03:40
> (hdb), sector 102860
> Apr 2 12:49:32 localhost kernel: hdb: lost interrupt
> Apr 2 12:49:32 localhost kernel: hdb: cdrom_read_intr: data underrun (4
> blocks)
> Apr 2 12:49:32 localhost kernel: end_request: I/O error, dev 03:40
> (hdb), sector 102864
>
> At this point no more bytes are copied and I get a continuing series of
> the above messages. After some time I'm able to kill the cp command and
> unmount the cdrom, but I'm unable to eject the cd. The drive light
> continues blinking and I'm forced to reboot to stop it.
>
> [3.] Keywords (i.e., modules, networking, kernel): cdrom
> [4.] Kernel version (from /proc/version):
> Linux version 2.2.5 (root@localhost) (gcc version 2.7.2.3) #1 Tue Mar 30
> 14:49:53 CST 1999
>
> [5.] Output of Oops.. message (if applicable): N/A
> [6.] A small shell script or example program: N/A
> [7.] Environment
> [7.1.] Software (add the output of the ver_linux script here)
>
> [root@localhost scripts]# sh ver_linux
> -- Versions installed: (if some fields are empty or looks
> -- unusual then possibly you have very old versions)
> Linux localhost 2.2.5 #1 Tue Mar 30 14:49:53 CST 1999 i586 unknown
> Kernel modules 2.1.121
> Gnu C 2.7.2.3
> Binutils 2.9.1.0.15
> Linux C Library 2.0.7
> Dynamic linker ldd (GNU libc) 2.0.7
> Linux C++ Library 2.8.0
> Procps 1.2.9
> Mount 2.8a
> Net-tools (1998-12-05)
> Kbd 0.96
> Sh-utils 1.16
> cat: /proc/modules: No such file or directory
> Modules Loaded
> [root@localhost scripts]#
>
> [7.2.] Processor information (from /proc/cpuinfo):
> [root@localhost scripts]# cat /proc/cpuinfo
> processor : 0
> vendor_id : AuthenticAMD
> cpu family : 5
> model : 8
> model name : AMD-K6(tm) 3D processor
> stepping : 0
> cpu MHz : 350.804880
> fdiv_bug : no
> hlt_bug : no
> sep_bug : no
> f00f_bug : no
> fpu : yes
> fpu_exception : yes
> cpuid level : 1
> wp : yes
> flags : fpu vme de pse tsc msr mce cx8 sep mmx 3dnow
> bogomips : 699.60
>
> [7.3.] Module information (from /proc/modules): N/A monolithic kernel
> [7.4.] SCSI information (from /proc/scsi/scsi):
> Attached devices:
> Host: scsi0 Channel: 00 Id: 00 Lun: 00
> Vendor: PHILIPS Model: CDD3610 CD-R/RW Rev: 3.01
> Type: CD-ROM ANSI SCSI revision: 02
> Host: scsi0 Channel: 00 Id: 00 Lun: 01
> Vendor: PHILIPS Model: CDD3610 CD-R/RW Rev: 3.01
> Type: CD-ROM ANSI SCSI revision: 02
> Host: scsi0 Channel: 00 Id: 00 Lun: 02
> Vendor: PHILIPS Model: CDD3610 CD-R/RW Rev: 3.01
> Type: CD-ROM ANSI SCSI revision: 02
> Host: scsi0 Channel: 00 Id: 00 Lun: 03
> Vendor: PHILIPS Model: CDD3610 CD-R/RW Rev: 3.01
> Type: CD-ROM ANSI SCSI revision: 02
> Host: scsi0 Channel: 00 Id: 00 Lun: 04
> Vendor: PHILIPS Model: CDD3610 CD-R/RW Rev: 3.01
> Type: CD-ROM ANSI SCSI revision: 02
> Host: scsi0 Channel: 00 Id: 00 Lun: 05
> Vendor: PHILIPS Model: CDD3610 CD-R/RW Rev: 3.01
> Type: CD-ROM ANSI SCSI revision: 02
> Host: scsi0 Channel: 00 Id: 00 Lun: 06
> Vendor: PHILIPS Model: CDD3610 CD-R/RW Rev: 3.01
> Type: CD-ROM ANSI SCSI revision: 02
> Host: scsi0 Channel: 00 Id: 00 Lun: 07
> Vendor: PHILIPS Model: CDD3610 CD-R/RW Rev: 3.01
> Type: CD-ROM ANSI SCSI revision: 02
>
> [7.5.] Other information that might be relevant to the problem
> (please look in /proc and include all information that you
> think to be relevant): ????? uncertain what's relevant here.
>
> here's a snip from dmesg:
>
> Sound initialization complete
> RAM disk driver initialized: 16 RAM disks of 4096K size
> loop: registered device at major 7
> hda: SAMSUNG VG34323A (4.32GB), ATA DISK drive
> hdb: CREATIVE CD2422E, ATAPI CDROM drive
> hdc: WDC AC14300R, ATA DISK drive
> hdd: PHILIPS CDD3610 CD-R/RW, ATAPI CDROM drive
> ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
> ide1 at 0x170-0x177,0x376 on irq 15
> hda: SAMSUNG VG34323A (4.32GB), 4124MB w/496kB Cache, CHS=525/255/63
> hdc: WDC AC14300R, 4112MB w/512kB Cache, CHS=8912/15/63
> hdb: ATAPI 20X CD-ROM drive, 0kB Cache
> Uniform CDROM driver Revision: 2.54
> Floppy drive(s): fd0 is 1.44M
> FDC 0 is a post-1991 82077
> scsi0 : SCSI host adapter emulation for IDE ATAPI devices
> scsi : 1 host.
> scsi : detected 8 SCSI cdroms total.
> sr0: scsi3-mmc drive: 2x/6x writer cd/rw xa/form2 cdda tray
> sr1: scsi3-mmc drive: 2x/6x writer cd/rw xa/form2 cdda tray
> sr2: scsi3-mmc drive: 2x/6x writer cd/rw xa/form2 cdda tray
> sr3: scsi3-mmc drive: 2x/6x writer cd/rw xa/form2 cdda tray
> sr4: scsi3-mmc drive: 2x/6x writer cd/rw xa/form2 cdda tray
> sr5: scsi3-mmc drive: 2x/6x writer cd/rw xa/form2 cdda tray
> sr6: scsi3-mmc drive: 2x/6x writer cd/rw xa/form2 cdda tray
> sr7: scsi3-mmc drive: 2x/6x writer cd/rw xa/form2 cdda tray
> PPP: version 2.3.3 (demand dialling)
> TCP compression code copyright 1989 Regents of the University of
> California
> PPP line discipline registered.

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