cdrom disappearing

Luca Ferrari fluca1978 at infinito.it
Wed Jan 16 07:53:38 UTC 2008


On Monday 7 January 2008 Derek Broughton's cat, walking on the keyboard, 
wrote:
>
> # sudo /etc/init.d/dbus restart
>
> and see if hal finds it the next time it runs.  You should copy the output
> of "lsmod" while the device is missing, and compare it to the output from
> lsmod when the device is present, and see what modules are missing.

It worked fine for a few days, and today the cdrom disappeared again. I've 
tried to restart dbus but nothing changed. The following is the lsmod output 
while the cdrom is missing:

Module                  Size  Used by
appletalk              38316  2 
ax25                   56272  2 
ipx                    30116  2 
p8023                   3072  1 ipx
fglrx                 540004  21 
binfmt_misc            12680  1 
rfcomm                 40856  0 
l2cap                  25856  5 rfcomm
bluetooth              55908  4 rfcomm,l2cap
vmnet                  39460  13 
vmmon                 113836  0 
ppdev                  10116  0 
ipv6                  269088  12 
acpi_cpufreq           10056  0 
cpufreq_powersave       2688  0 
cpufreq_stats           7360  0 
cpufreq_userspace       5408  0 
cpufreq_ondemand        9228  2 
cpufreq_conservative     8200  0 
freq_table              5792  3 acpi_cpufreq,cpufreq_stats,cpufreq_ondemand
tc1100_wmi              8068  0 
pcc_acpi               13184  0 
sony_acpi               6284  0 
dev_acpi               12292  0 
video                  16388  0 
battery                10756  0 
container               5248  0 
sbs                    15652  0 
button                  8720  0 
i2c_ec                  6016  1 sbs
i2c_core               22656  1 i2c_ec
dock                   10268  0 
ac                      6020  0 
asus_acpi              17308  0 
backlight               7040  1 asus_acpi
af_packet              23816  0 
deflate                 4864  0 
zlib_deflate           20504  1 deflate
twofish                 9600  0 
twofish_common         39552  1 twofish
serpent                19072  0 
blowfish               10368  0 
des                    18432  0 
cbc                     5504  0 
ecb                     4480  0 
blkcipher               6784  2 cbc,ecb
aes                    28608  0 
xcbc                    6400  0 
sha256                 12032  0 
sha1                    3584  0 
crypto_null             3584  0 
af_key                 37136  0 
nls_iso8859_1           5120  5 
nls_cp437               6784  5 
vfat                   14208  5 
fat                    53916  1 vfat
nls_utf8                3072  1 
ntfs                  107764  1 
sbp2                   23812  0 
lp                     12452  0 
pcmcia                 39212  0 
ipw3945               118816  1 
ieee80211              34760  1 ipw3945
ieee80211_crypt         7040  1 ieee80211
joydev                 10816  0 
snd_hda_intel          21912  1 
snd_hda_codec         205056  1 snd_hda_intel
snd_pcm_oss            44544  0 
snd_mixer_oss          17408  1 snd_pcm_oss
snd_pcm                79876  3 snd_hda_intel,snd_hda_codec,snd_pcm_oss
snd_seq_dummy           4740  0 
snd_seq_oss            32896  0 
snd_seq_midi            9600  0 
snd_rawmidi            25472  1 snd_seq_midi
snd_seq_midi_event      8448  2 snd_seq_oss,snd_seq_midi
snd_seq                52592  6 
snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq_midi_event
snd_timer              23684  2 snd_pcm,snd_seq
snd_seq_device          9100  5 
snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_rawmidi,snd_seq
pcspkr                  4224  0 
parport_pc             36388  1 
psmouse                38920  0 
yenta_socket           27532  1 
iTCO_wdt               11812  0 
iTCO_vendor_support     4868  1 iTCO_wdt
snd                    54020  12 
snd_hda_intel,snd_hda_codec,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_seq_oss,snd_rawmidi,snd_seq,snd_timer,snd_seq_device
soundcore               8672  1 snd
sdhci                  18700  0 
tifm_7xx1               8704  0 
serio_raw               7940  0 
rsrc_nonstatic         14080  1 yenta_socket
shpchp                 34324  0 
tpm_infineon            9112  0 
tpm                    16672  1 tpm_infineon
tpm_bios                8448  1 tpm
mmc_core               26756  1 sdhci
tifm_core              11140  1 tifm_7xx1
parport                36936  3 ppdev,lp,parport_pc
generic                 5124  0 [permanent]
pcmcia_core            40852  3 pcmcia,yenta_socket,rsrc_nonstatic
pci_hotplug            32576  1 shpchp
intel_agp              26140  1 
agpgart                35400  2 fglrx,intel_agp
snd_page_alloc         10888  2 snd_hda_intel,snd_pcm
tsdev                   8768  0 
evdev                  11008  5 
reiserfs              247680  6 
sg                     36252  0 
sd_mod                 23428  14 
ata_piix               15492  0 
usbhid                 26592  0 
hid                    27392  1 usbhid
ohci1394               36528  0 
ieee1394              299448  2 sbp2,ohci1394
ahci                   22020  13 
ata_generic             9092  0 
libata                125720  3 ata_piix,ahci,ata_generic
scsi_mod              142348  4 sbp2,sg,sd_mod,libata
ehci_hcd               34188  0 
tg3                   109700  0 
uhci_hcd               25360  0 
usbcore               134280  4 usbhid,ehci_hcd,uhci_hcd
thermal                14856  1 
processor              31048  2 acpi_cpufreq,thermal
fan                     5636  1 
capability              5896  0 
commoncap               8192  1 capability
vesafb                  9220  1 
fbcon                  42656  72 
tileblit                3584  1 fbcon
font                    9216  1 fbcon
bitblit                 6912  1 fbcon
softcursor              3200  1 bitblit


and the following is the result of lspci:

[luca at fluca:~]$ sudo lspci
Password:
00:00.0 Host bridge: Intel Corporation Mobile 945GM/PM/GMS/940GML and 945GT 
Express Memory Controller Hub (rev 03)
00:01.0 PCI bridge: Intel Corporation Mobile 945GM/PM/GMS/940GML and 945GT 
Express PCI Express Root Port (rev 03)
00:1b.0 Audio device: Intel Corporation 82801G (ICH7 Family) High Definition 
Audio Controller (rev 01)
00:1c.0 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 1 
(rev 01)
00:1c.1 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 2 
(rev 01)
00:1c.3 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 4 
(rev 01)
00:1d.0 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI #1 
(rev 01)
00:1d.1 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI #2 
(rev 01)
00:1d.2 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI #3 
(rev 01)
00:1d.3 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI #4 
(rev 01)
00:1d.7 USB Controller: Intel Corporation 82801G (ICH7 Family) USB2 EHCI 
Controller (rev 01)
00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev e1)
00:1f.0 ISA bridge: Intel Corporation 82801GBM (ICH7-M) LPC Interface Bridge 
(rev 01)
00:1f.1 IDE interface: Intel Corporation 82801G (ICH7 Family) IDE Controller 
(rev 01)
00:1f.2 SATA controller: Intel Corporation 82801GBM/GHM (ICH7 Family) Serial 
ATA Storage Controller AHCI (rev 01)
01:00.0 VGA compatible controller: ATI Technologies Inc M56P [Radeon Mobility 
X1600]
02:06.0 CardBus bridge: Texas Instruments PCIxx12 Cardbus Controller
02:06.1 FireWire (IEEE 1394): Texas Instruments PCIxx12 OHCI Compliant IEEE 
1394 Host Controller
02:06.2 Mass storage controller: Texas Instruments 5-in-1 Multimedia Card 
Reader (SD/MMC/MS/MS PRO/xD)
02:06.3 Generic system peripheral [0805]: Texas Instruments PCIxx12 SDA 
Standard Compliant SD Host Controller
02:06.4 Communication controller: Texas Instruments PCIxx12 GemCore based 
SmartCard controller
08:00.0 Ethernet controller: Broadcom Corporation NetXtreme BCM5753M Gigabit 
Ethernet PCI Express (rev 21)
10:00.0 Network controller: Intel Corporation PRO/Wireless 3945ABG Network 
Connection (rev 02)


This is how lspci reports when the cdrom is present:

00:00.0 Host bridge: Intel Corporation Mobile 945GM/PM/GMS/940GML and 945GT 
Express Memory Controller Hub (rev 03)
00:01.0 PCI bridge: Intel Corporation Mobile 945GM/PM/GMS/940GML and 945GT 
Express PCI Express Root Port (rev 03)
00:1b.0 Audio device: Intel Corporation 82801G (ICH7 Family) High Definition 
Audio Controller (rev 01)
00:1c.0 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 1 
(rev 01)
00:1c.1 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 2 
(rev 01)
00:1c.3 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 4 
(rev 01)
00:1d.0 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI #1 
(rev 01)
00:1d.1 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI #2 
(rev 01)
00:1d.2 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI #3 
(rev 01)
00:1d.3 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI #4 
(rev 01)
00:1d.7 USB Controller: Intel Corporation 82801G (ICH7 Family) USB2 EHCI 
Controller (rev 01)
00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev e1)
00:1f.0 ISA bridge: Intel Corporation 82801GBM (ICH7-M) LPC Interface Bridge 
(rev 01)
00:1f.1 IDE interface: Intel Corporation 82801G (ICH7 Family) IDE Controller 
(rev 01)
00:1f.2 SATA controller: Intel Corporation 82801GBM/GHM (ICH7 Family) Serial 
ATA Storage Controller AHCI (rev 01)
01:00.0 VGA compatible controller: ATI Technologies Inc M56P [Radeon Mobility 
X1600]
02:06.0 CardBus bridge: Texas Instruments PCIxx12 Cardbus Controller
02:06.1 FireWire (IEEE 1394): Texas Instruments PCIxx12 OHCI Compliant IEEE 
1394 Host Controller
02:06.2 Mass storage controller: Texas Instruments 5-in-1 Multimedia Card 
Reader (SD/MMC/MS/MS PRO/xD)
02:06.3 Generic system peripheral [0805]: Texas Instruments PCIxx12 SDA 
Standard Compliant SD Host Controller
02:06.4 Communication controller: Texas Instruments PCIxx12 GemCore based 
SmartCard controller
08:00.0 Ethernet controller: Broadcom Corporation NetXtreme BCM5753M Gigabit 
Ethernet PCI Express (rev 21)
10:00.0 Network controller: Intel Corporation PRO/Wireless 3945ABG Network 
Connection (rev 02)


and this is how lsmod looks like:

Module                  Size  Used by
appletalk              38316  2
ax25                   56272  2
ipx                    30116  2
p8023                   3072  1 ipx
fglrx                 540004  21
binfmt_misc            12680  1
rfcomm                 40856  0
l2cap                  25856  5 rfcomm
bluetooth              55908  4 rfcomm,l2cap
vmnet                  39460  13
vmmon                 113836  0
ppdev                  10116  0
ipv6                  269088  12
acpi_cpufreq           10056  0
cpufreq_powersave       2688  0
cpufreq_stats           7360  0
cpufreq_userspace       5408  0
cpufreq_ondemand        9228  2
cpufreq_conservative     8200  0
freq_table              5792  3 acpi_cpufreq,cpufreq_stats,cpufreq_ondemand
tc1100_wmi              8068  0
pcc_acpi               13184  0
sony_acpi               6284  0
dev_acpi               12292  0
video                  16388  0
battery                10756  0
container               5248  0
sbs                    15652  0
button                  8720  0
i2c_ec                  6016  1 sbs
i2c_core               22656  1 i2c_ec
dock                   10268  0
ac                      6020  0
asus_acpi              17308  0
backlight               7040  1 asus_acpi
af_packet              23816  0
deflate                 4864  0
zlib_deflate           20504  1 deflate
twofish                 9600  0
twofish_common         39552  1 twofish
serpent                19072  0
blowfish               10368  0
des                    18432  0
cbc                     5504  0
ecb                     4480  0
blkcipher               6784  2 cbc,ecb
aes                    28608  0
xcbc                    6400  0
sha256                 12032  0
sha1                    3584  0
crypto_null             3584  0
af_key                 37136  0
smbfs                  66040  4
nls_iso8859_1           5120  5
nls_cp437               6784  5
vfat                   14208  5
fat                    53916  1 vfat
nls_utf8                3072  1
ntfs                  107764  1
sbp2                   23812  0
lp                     12452  0
snd_hda_intel          21912  1
snd_hda_codec         205056  1 snd_hda_intel
snd_pcm_oss            44544  0
snd_mixer_oss          17408  1 snd_pcm_oss
snd_pcm                79876  3 snd_hda_intel,snd_hda_codec,snd_pcm_oss
snd_seq_dummy           4740  0
snd_seq_oss            32896  0
snd_seq_midi            9600  0
snd_rawmidi            25472  1 snd_seq_midi
snd_seq_midi_event      8448  2 snd_seq_oss,snd_seq_midi
ipw3945               118816  1
pcmcia                 39212  0
joydev                 10816  0
snd_seq                52592  6 
snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq_midi_event
sdhci                  18700  0
parport_pc             36388  1
snd_timer              23684  2 snd_pcm,snd_seq
snd_seq_device          9100  5 
snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_rawmidi,snd_seq
tpm_infineon            9112  0
tpm                    16672  1 tpm_infineon
tpm_bios                8448  1 tpm
tifm_7xx1               8704  0
parport                36936  3 ppdev,lp,parport_pc
pcspkr                  4224  0
ieee80211              34760  1 ipw3945
ieee80211_crypt         7040  1 ieee80211
tifm_core              11140  1 tifm_7xx1
mmc_core               26756  1 sdhci
iTCO_wdt               11812  0
iTCO_vendor_support     4868  1 iTCO_wdt
yenta_socket           27532  1
rsrc_nonstatic         14080  1 yenta_socket
pcmcia_core            40852  3 pcmcia,yenta_socket,rsrc_nonstatic
psmouse                38920  0
serio_raw               7940  0
snd                    54020  12 
snd_hda_intel,snd_hda_codec,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_seq_oss,snd_rawmidi,snd_seq,snd_timer,snd_seq_device
soundcore               8672  1 snd
snd_page_alloc         10888  2 snd_hda_intel,snd_pcm
intel_agp              26140  1
agpgart                35400  2 fglrx,intel_agp
shpchp                 34324  0
pci_hotplug            32576  1 shpchp
tsdev                   8768  0
evdev                  11008  5
reiserfs              247680  6
sr_mod                 17060  1
cdrom                  37664  1 sr_mod
generic                 5124  0 [permanent]
sg                     36252  0
ata_piix               15492  4
sd_mod                 23428  14
usbhid                 26592  0
hid                    27392  1 usbhid
ata_generic             9092  0
tg3                   109700  0
ahci                   22020  13
libata                125720  3 ata_piix,ata_generic,ahci
scsi_mod              142348  5 sbp2,sr_mod,sg,sd_mod,libata
ohci1394               36528  0
ieee1394              299448  2 sbp2,ohci1394
ehci_hcd               34188  0
uhci_hcd               25360  0
usbcore               134280  4 usbhid,ehci_hcd,uhci_hcd
thermal                14856  1
processor              31048  2 acpi_cpufreq,thermal
fan                     5636  1
capability              5896  0
commoncap               8192  1 capability
vesafb                  9220  1
fbcon                  42656  72
tileblit                3584  1 fbcon
font                    9216  1 fbcon
bitblit                 6912  1 fbcon
softcursor              3200  1 bitblit



Any idea about this?

Thanks,
Luca





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