Bjorn, DKMS doesn't have any driver source code itself. It merely copies the provided driver source code into its own /var/lib/dkms/ space. Then it does compiling therein, when the System acquires a new kernel. List, Can any of you report a success with agrsm-11c1040 driver source package under 2.6.31 series Ubuntu kernels? MarvS On Tue, Feb 2, 2010 at 2:39 PM, Bjorn Wielens <Uniacke1@xxxxxxxx> wrote: > Hi Kevin, > Yes, only the alsa-drivers need be built/installed-these are what agrsm > interacts with. > > This may be the result of DKMS's build environment. > > Can you try building the agrsm drivers from source (not DKMS) too? > The package I use on my system is here: > > http://linmodems.technion.ac.il/packages/ltmodem/11c11040/agrsm-2.6.30.tar.bz2 > > Best, > Bjorn. > > On 02/02/2010 03:35 PM, Kevin Fernandez wrote: >> Should I recompile only alsa-drivers 1.0.20? >> I've installed it, reinstalled the module with dkms, and got this >> while inserting: >> FATAL: Error inserting agrmodem >> (/lib/modules/2.6.31-18-generic/updates/dkms/agrmodem.ko): Unknown >> symbol in module, or unknown parameter (see dmesg >> >> and in dmesg: >> >> [ 206.082405] agrmodem: disagrees about version of symbol snd_cards >> [ 206.082415] agrmodem: Unknown symbol snd_cards >> [ 206.083454] agrmodem: disagrees about version of symbol snd_hda_codec_read >> [ 206.083460] agrmodem: Unknown symbol snd_hda_codec_read >> [ 206.084078] agrmodem: disagrees about version of symbol snd_hda_codec_write >> [ 206.084084] agrmodem: Unknown symbol snd_hda_codec_write >> >> Thanks! >> Kevin >> >> 2010/2/2 Bjorn Wielens <Uniacke1@xxxxxxxx>: >>> Hey, >>> Definitely looks like an ALSA issue.... The problem seems to be here: >>> >>> chip_temp = snd_cards[0]->private_data; //probe >>> bus_temp = chip_temp->bus; >>> >>> and if I'm not mistaken, the agrsm grabs the snd_cards from ALSA. >>> >>> Bjorn. >>> >>> On 02/02/2010 02:43 PM, Kevin Fernandez wrote: >>>> Got this output now, after doing what you asked me: >>>> >>>> [ 1762.812880] Loading module Agere Modem Controller driver version >>>> 2.1.80 (2007-10-01) >>>> [ 1762.812887] Disabling lock debugging due to kernel taint >>>> [ 1765.337117] serial8250_register_ports: BaseAddress 0x8004 Irq 20 >>>> [ 1765.337124] ttyAGS3 at I/O 0x8004 (irq = 20) is a AgereModem >>>> [ 1765.337198] agrserial - ret_val 0, call: lt_modem_ops.init_modem >>>> [ 1765.337203] Loading module Agere Modem Interface driver version >>>> 2.1.80.0 (2007-10-01) >>>> [ 1794.432614] ==> codecType = 0x32 >>>> [ 1794.432654] BUG: unable to handle kernel NULL pointer dereference at 00000168 >>>> [ 1794.432666] IP: [<fc97b88d>] HDAdump+0xd/0x80 [agrmodem] >>>> [ 1794.432735] *pde = 7eeb3067 >>>> [ 1794.432743] Oops: 0000 [#1] SMP >>>> [ 1794.432751] last sysfs file: /sys/devices/system/cpu/cpu1/topology/core_id >>>> [ 1794.432759] Modules linked in: agrserial agrmodem snd_hda_codec >>>> snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss >>>> snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer >>>> snd_seq_device snd soundcore snd_page_alloc wlan_ccmp binfmt_misc >>>> ppdev vboxnetflt vboxnetadp vboxdrv isofs udf crc_itu_t joydev >>>> iptable_nat nf_nat nf_conntrack_ipv4 nf_conntrack nf_defrag_ipv4 >>>> iptable_mangle wlan_scan_sta ath_rate_sample iptable_filter ip_tables >>>> x_tables uvcvideo videodev v4l1_compat pcmcia psmouse serio_raw >>>> sdhci_pci sdhci led_class yenta_socket rsrc_nonstatic pcmcia_core >>>> ath_pci wlan ath_hal sbp2 lp parport dm_raid45 xor fbcon tileblit font >>>> bitblit softcursor i915 drm i2c_algo_bit ohci1394 ieee1394 r8169 mii >>>> intel_agp agpgart video output >>>> [ 1794.432918] >>>> [ 1794.432927] Pid: 25093, comm: wvdialconf Tainted: P >>>> (2.6.31-18-generic #55-Ubuntu) MSI Notebook VR601 >>>> [ 1794.432935] EIP: 0060:[<fc97b88d>] EFLAGS: 00010296 CPU: 1 >>>> [ 1794.432993] EIP is at HDAdump+0xd/0x80 [agrmodem] >>>> [ 1794.432999] EAX: 00000000 EBX: fca7f0c4 ECX: 00000000 EDX: 00000383 >>>> [ 1794.433006] ESI: fca7f0c4 EDI: fca7f028 EBP: eda3dcf8 ESP: eda3dcd8 >>>> [ 1794.433012] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 >>>> [ 1794.433019] Process wvdialconf (pid: 25093, ti=eda3c000 >>>> task=edb6bed0 task.ti=eda3c000) >>>> [ 1794.433024] Stack: >>>> [ 1794.433028] fc8a500e fca7f0c4 eda3dd00 fc960380 eda3dcf4 eda3dd6f >>>> fca7f0c4 fca7f0c4 >>>> [ 1794.433046] <0> eda3dd00 fc97b908 eda3dd20 fc966769 fca895e9 >>>> fca895ea eda3dd20 c05718fc >>>> [ 1794.433064] <0> fc994dd3 eda3dd6f eda3dd90 fc94f9f1 fca7f0c4 >>>> fc9f6048 00000008 00000001 >>>> [ 1794.433084] Call Trace: >>>> [ 1794.433144] [<fc8a500e>] ? x_do_gettimeofday+0xe/0x20 [agrmodem] >>>> [ 1794.433240] [<fc960380>] ? lin_timer_ms+0x12/0x36 [agrmodem] >>>> [ 1794.433314] [<fc97b908>] ? azlGetResourceInformation+0x8/0x20 [agrmodem] >>>> [ 1794.433391] [<fc966769>] ? CAzlIntelInit+0x2d/0x3c4 [agrmodem] >>>> [ 1794.433417] [<c05718fc>] ? printk+0x18/0x1c >>>> [ 1794.433504] [<fc94f9f1>] ? LXHardwareStart+0x11de/0x13fb [agrmodem] >>>> [ 1794.433532] [<c01b7ea5>] ? get_page_from_freelist+0x1c5/0x370 >>>> [ 1794.433542] [<c0573cba>] ? _spin_lock_irqsave+0x2a/0x40 >>>> [ 1794.433629] [<fc94b1a8>] ? linux_modem_open+0x45/0x10e [agrmodem] >>>> [ 1794.433651] [<c0150bbb>] ? mod_timer+0xcb/0x140 >>>> [ 1794.433710] [<fc8a52a8>] ? wrap_linux_modem_open+0x8/0x10 [agrmodem] >>>> [ 1794.433768] [<fc8a5308>] ? modemPortOpen+0x8/0x20 [agrmodem] >>>> [ 1794.433780] [<fcb30fe0>] ? serial8250_startup+0x210/0x380 [agrserial] >>>> [ 1794.433791] [<c039ceb6>] ? uart_startup+0x46/0x140 >>>> [ 1794.433799] [<c039d9f2>] ? uart_open+0x102/0x220 >>>> [ 1794.433809] [<c0384af3>] ? __tty_open+0x1a3/0x460 >>>> [ 1794.433817] [<c0384dcf>] ? tty_open+0x1f/0x40 >>>> [ 1794.433828] [<c01eabfd>] ? chrdev_open+0xcd/0x190 >>>> [ 1794.433837] [<c01e5bd9>] ? __dentry_open+0xb9/0x230 >>>> [ 1794.433845] [<c01e5e35>] ? nameidata_to_filp+0x55/0x70 >>>> [ 1794.433855] [<c01eab30>] ? chrdev_open+0x0/0x190 >>>> [ 1794.433865] [<c01f3b8a>] ? do_filp_open+0x53a/0x890 >>>> [ 1794.433876] [<c01e5970>] ? do_sys_open+0x50/0x150 >>>> [ 1794.433885] [<c01e9425>] ? fput+0x15/0x20 >>>> [ 1794.433893] [<c01e5847>] ? filp_close+0x47/0x70 >>>> [ 1794.433902] [<c01e5ad9>] ? sys_open+0x29/0x40 >>>> [ 1794.433911] [<c01033ac>] ? syscall_call+0x7/0xb >>>> [ 1794.433916] Code: 89 44 24 08 e8 79 60 bf c3 89 1d 4c e3 9c fc 8b >>>> 43 04 83 e0 0f eb c4 8d b4 26 00 00 00 00 55 89 e5 56 53 83 ec 18 a1 >>>> e0 d0 50 fc <8b> 98 68 01 00 00 8b 43 28 c7 04 24 1b 6a 99 fc 89 44 24 >>>> 04 e8 >>>> [ 1794.434026] EIP: [<fc97b88d>] HDAdump+0xd/0x80 [agrmodem] SS:ESP >>>> 0068:eda3dcd8 >>>> [ 1794.434089] CR2: 0000000000000168 >>>> [ 1794.434153] ---[ end trace d4263b1fcdf89f3c ]--- >>>> >>>> >>>> I will try to install ALSA from the official site. >>>> Thanks! >>>> Kevin >>>> >>>> 2010/2/2 Marvin Stodolsky <marvin.stodolsky@xxxxxxxxx>: >>>>> Kevin, >>>>> >>>>> Prepare for Bjorn's suggested edit by: >>>>> $ dkms status >>>>> whose output on my System includes: >>>>> agrsm-11c11040, 2.1.80, 2.6.31-17-generic, i686: installed >>>>> Then do: >>>>> $ sudo dkms remove -m agrsm-11c11040 -v 2.1.80 --all >>>>> This cleans a copy of the code package from the /var/lib/dkms/ folders, >>>>> wherein DKMS does the actual compiles >>>>> >>>>> Next to Bjorn's edit. >>>>> Then reinstall with >>>>> $ sudo ./dodkms >>>>> >>>>> MarvS >>>>> >>>>> MarvS >>>>> >>>>> >>>>> On Tue, Feb 2, 2010 at 6:46 AM, Bjorn Wielens <Uniacke1@xxxxxxxx> wrote: >>>>>> Hmm... Your system is an MSI laptop too :) >>>>>> Anyway, looks like it's hanging trying to locate the modem's HDA codec. >>>>>> >>>>>> Can you edit the HDA.c file in the source and uncomment the line >>>>>> #define HDAdbg (located just before the code starts, after comments.) >>>>>> Then recompile the drivers (Not sure how to do this with DKMS- I"ve >>>>>> always used Makefiles, but I think it is along the lines of sudo >>>>>> dpkg-reconfigure <package name>) >>>>>> >>>>>> This will likely provide more kernel output in your syslog, which should >>>>>> provide extra info on the cause of the crash. >>>>>> >>>>>> Another thing worth trying is doing a "stock" driver install of the >>>>>> alsa-drivers-1.0.20 package from alsa-project.org. Sometimes distros may >>>>>> apply patches to the source which adversely affect driver function. >>>>>> The problem with the agrsm drivers is that they are VERY specific. :( >>>>>> >>>>>> Best, >>>>>> Bjorn. >>>>>> >>>>>> >>>>>> On 02/02/2010 12:55 AM, Kevin Fernandez wrote: >>>>>>> Hello Bjorn, >>>>>>> I have ALSA 1.0.20, the package i've used right now is >>>>>>> agrsm-11c11040-2.1.80~20091225.tar.bz2 >>>>>>> I've used dodkms and a kernel i didn't use before (2.6.31-16-generic). >>>>>>> I've booted into that kernel, ran twice Marv's unloading script (if i >>>>>>> run it twice it unloads more): >>>>>>> >>>>>>> MODULES_FINAL=isofs binfmt_misc joydev psmouse fbcon tileblit font >>>>>>> bitblit softcursor i915 drm i2c_algo_bit intel_agp agpgart video >>>>>>> output >>>>>>> >>>>>>> then loaded agrmodem and agrserial: >>>>>>> [ 112.493879] * Hello Agere Driver ** >>>>>>> [ 112.493950] usbcore: registered new interface driver agr12dec2006 >>>>>>> [ 112.970170] alloc irq_desc for 20 on node -1 >>>>>>> [ 112.970174] alloc kstat_irqs on node -1 >>>>>>> [ 112.970182] pci 0000:00:1b.0: PCI INT A -> GSI 20 (level, low) -> IRQ 20 >>>>>>> [ 115.917518] Loading module Agere Modem Controller driver version >>>>>>> 2.1.80 (2007-10-01) >>>>>>> [ 115.917525] Disabling lock debugging due to kernel taint >>>>>>> [ 123.858338] serial8250_register_ports: BaseAddress 0x8004 Irq 20 >>>>>>> [ 123.858350] ttyAGS3 at I/O 0x8004 (irq = 20) is a AgereModem >>>>>>> [ 123.858455] agrserial - ret_val 0, call: lt_modem_ops.init_modem >>>>>>> [ 123.858463] Loading module Agere Modem Interface driver version >>>>>>> 2.1.80.0 (2007-10-01) >>>>>>> >>>>>>> (is this rev_val 0 line normal?) >>>>>>> Made a symlink /dev/modem to /dev/ttyAGS3 and /dev/ttySAGS to >>>>>>> /dev/ttyAGS3 (i think i read somewhere to do this for wvdialconf to >>>>>>> find the modem). >>>>>>> >>>>>>> Ran sudo wvdialconf /etc/wvdial.conf (instead of wvdial this time) and got this: >>>>>>> >>>>>>> [ 181.005484] ==> codecType = 0x32 >>>>>>> [ 181.005512] BUG: unable to handle kernel NULL pointer dereference at 00000168 >>>>>>> [ 181.005523] IP: [<f8f68818>] azlGetResourceInformation+0x8/0x60 [agrmodem] >>>>>>> [ 181.005592] *pde = 7f322067 >>>>>>> [ 181.005599] Oops: 0000 [#1] SMP >>>>>>> [ 181.005607] last sysfs file: /sys/devices/system/cpu/cpu1/topology/core_id >>>>>>> [ 181.005614] Modules linked in: agrserial agrmodem snd_hda_codec >>>>>>> snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss >>>>>>> snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer >>>>>>> snd_seq_device snd soundcore snd_page_alloc isofs binfmt_misc joydev >>>>>>> psmouse fbcon tileblit font bitblit softcursor i915 drm i2c_algo_bit >>>>>>> intel_agp agpgart video output [last unloaded: wlan] >>>>>>> [ 181.005692] >>>>>>> [ 181.005701] Pid: 5655, comm: wvdialconf Tainted: P >>>>>>> (2.6.31-16-generic #53-Ubuntu) MSI Notebook VR601 >>>>>>> [ 181.005708] EIP: 0060:[<f8f68818>] EFLAGS: 00010286 CPU: 0 >>>>>>> [ 181.005766] EIP is at azlGetResourceInformation+0x8/0x60 [agrmodem] >>>>>>> [ 181.005773] EAX: 00000000 EBX: f86af0c4 ECX: 00000000 EDX: 0000020b >>>>>>> [ 181.005779] ESI: f86af0c4 EDI: f86af028 EBP: f02efd00 ESP: f02efd00 >>>>>>> [ 181.005785] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 >>>>>>> [ 181.005792] Process wvdialconf (pid: 5655, ti=f02ee000 >>>>>>> task=f02a3240 task.ti=f02ee000) >>>>>>> [ 181.005797] Stack: >>>>>>> [ 181.005801] f02efd20 f8f53769 f86b95e9 f86b95ea f02efd20 c056ea7c >>>>>>> f8f81c93 f02efd6f >>>>>>> [ 181.005818] <0> f02efd90 f8f3c9f1 f86af0c4 f8521048 00000008 >>>>>>> 00000001 f86af39c 00000004 >>>>>>> [ 181.005837] <0> c162c2a0 00000000 c0784e40 00000000 c01b7e2d >>>>>>> 00000001 00000041 ffffffff >>>>>>> [ 181.005857] Call Trace: >>>>>>> [ 181.005934] [<f8f53769>] ? CAzlIntelInit+0x2d/0x3c4 [agrmodem] >>>>>>> [ 181.005952] [<c056ea7c>] ? printk+0x18/0x1c >>>>>>> [ 181.006038] [<f8f3c9f1>] ? LXHardwareStart+0x11de/0x13fb [agrmodem] >>>>>>> [ 181.006057] [<c01b7e2d>] ? get_page_from_freelist+0x1bd/0x360 >>>>>>> [ 181.006066] [<c0570e3a>] ? _spin_lock_irqsave+0x2a/0x40 >>>>>>> [ 181.006153] [<f8f381a8>] ? linux_modem_open+0x45/0x10e [agrmodem] >>>>>>> [ 181.006167] [<c0150c2b>] ? mod_timer+0xcb/0x140 >>>>>>> [ 181.006226] [<f8e922a8>] ? wrap_linux_modem_open+0x8/0x10 [agrmodem] >>>>>>> [ 181.006284] [<f8e92308>] ? modemPortOpen+0x8/0x20 [agrmodem] >>>>>>> [ 181.006296] [<f857cfe0>] ? serial8250_startup+0x210/0x380 [agrserial] >>>>>>> [ 181.006308] [<c0399376>] ? uart_startup+0x46/0x140 >>>>>>> [ 181.006317] [<c0399eb2>] ? uart_open+0x102/0x220 >>>>>>> [ 181.006326] [<c0380f53>] ? __tty_open+0x1a3/0x460 >>>>>>> [ 181.006335] [<c038122f>] ? tty_open+0x1f/0x40 >>>>>>> [ 181.006344] [<c01eaa5d>] ? chrdev_open+0xcd/0x190 >>>>>>> [ 181.006353] [<c01e5a39>] ? __dentry_open+0xb9/0x230 >>>>>>> [ 181.006361] [<c01e5c95>] ? nameidata_to_filp+0x55/0x70 >>>>>>> [ 181.006370] [<c01ea990>] ? chrdev_open+0x0/0x190 >>>>>>> [ 181.006379] [<c01f39ea>] ? do_filp_open+0x53a/0x890 >>>>>>> [ 181.006389] [<c01e57d0>] ? do_sys_open+0x50/0x150 >>>>>>> [ 181.006397] [<c01e9285>] ? fput+0x15/0x20 >>>>>>> [ 181.006405] [<c01e56a7>] ? filp_close+0x47/0x70 >>>>>>> [ 181.006412] [<c01e5939>] ? sys_open+0x29/0x40 >>>>>>> [ 181.006421] [<c010336c>] ? syscall_call+0x7/0xb >>>>>>> [ 181.006426] Code: 10 75 e8 b8 fd ff ff ff 5d c3 90 31 c0 5d c3 8d >>>>>>> 74 26 00 89 15 ac b0 fb f8 8b 42 04 5d 83 e0 0f c3 66 90 a1 e0 50 63 >>>>>>> fd 55 89 e5 <8b> 80 68 01 00 00 8b 48 74 31 c0 90 8d 74 26 00 8b 54 81 >>>>>>> 34 85 >>>>>>> [ 181.006535] EIP: [<f8f68818>] azlGetResourceInformation+0x8/0x60 >>>>>>> [agrmodem] SS:ESP 0068:f02efd00 >>>>>>> [ 181.006598] CR2: 0000000000000168 >>>>>>> [ 181.006606] ---[ end trace c5d7e7cd560c2388 ]--- >>>>>>> >>>>>>> >>>>>>> After this i tried to boot in rescue mode (only with terminal) to have >>>>>>> even less modules loaded, ran unloading twice, tried wvdial, same.. >>>>>>> Everytime i have this, the device is busy after and i have to reboot. >>>>>>> >>>>>>> Thanks for your time! >>>>>>> Kevin >>>>>>> >>>>>>> 2010/2/1 Bjorn Wielens <Uniacke1@xxxxxxxx>: >>>>>>>> Marv, Kevin: >>>>>>>> Just a heads up- These crashes/segfaults almost ALWAYS caused by a >>>>>>>> mismatch between the agrsm driver version and the ALSA version on your >>>>>>>> computer. >>>>>>>> >>>>>>>> Which driver package are you using, and what is the output of >>>>>>>> 'cat /proc/asound/version'? >>>>>>>> >>>>>>>> The ALSA version for my most recently prepared tarball and its >>>>>>>> derivatives is 1.0.20. Any newer is not yet supported. >>>>>>>> >>>>>>>> Thanks, >>>>>>>> Bjorn. >>>>>>>> >>>>>>>> >>>>>>>> On 02/01/2010 08:37 PM, Marvin Stodolsky wrote: >>>>>>>>> Kevin, >>>>>>>>> >>>>>>>>> You are using the correct drivers. >>>>>>>>> Try detaching external devices as much as possible before bootup, and >>>>>>>>> shutting down non-essential programs before using the modem. You >>>>>>>>> could check whether the problems begin during a simple activation >>>>>>>>> with: >>>>>>>>> $ sudo wvdialconf wvtest >>>>>>>>> or only during an actual dialout. >>>>>>>>> >>>>>>>>> I'll also send you an "unloading" script, which tries to unload >>>>>>>>> non-essential modules. >>>>>>>>> Also try using it before modem usage as: >>>>>>>>> $ sudo ./unloading >>>>>>>>> >>>>>>>>> Sadly we don't have debugging capability for these drivers, because >>>>>>>>> there is a closed source component. >>>>>>>>> >>>>>>>>> MarvS >>>>>>>>> >>>>>>>>> On Mon, Feb 1, 2010 at 11:59 AM, Kevin Fernandez <siegfri3d@xxxxxxxxx> wrote: >>>>>>>>>> Sorry this was an old modemdata, i removed slmodem a long time ago.. I >>>>>>>>>> attached a new modemdata.txt. >>>>>>>>>> On windows it says: >>>>>>>>>> Agere Systems HDA modem >>>>>>>>>> Slot 1 (internal High Definition Audio bus) >>>>>>>>>> >>>>>>>>>> device ID HDAUDIO\FUNC_02&VEN_11C1&DEV_1040&SUBSYS_11C10001&REV_1002 >>>>>>>>>> >>>>>>>>>> Thanks for the help! >>>>>>>>>> Kevin >>>>>>>>>> >>>>>>>>>> 2010/2/1 Marvin Stodolsky <marvin.stodolsky@xxxxxxxxx>: >>>>>>>>>>> Kevin, >>>>>>>>>>> >>>>>>>>>>> Under install the hsfmodem software. It is for Conexant modem chips >>>>>>>>>>> and may be interferring. >>>>>>>>>>> Then rerun scanModem >>>>>>>>>>> As described in SoftModem.txt, please get diagnostic info under Microsoft too. >>>>>>>>>>> >>>>>>>>>>> MarvS >>>>>>>>>>> scanModem maintainer >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> On Mon, Feb 1, 2010 at 12:57 AM, Kevin Fernandez <siegfri3d@xxxxxxxxx> wrote: >>>>>>>>>>>> Hello there, >>>>>>>>>>>> I'm trying to get my modem working for some days, still no luck. >>>>>>>>>>>> I've attached the modemdata. >>>>>>>>>>>> I compile the driver (agrsm-11c11040-2.1.80~20091225), i install it >>>>>>>>>>>> and load the modules, then i get: >>>>>>>>>>>> [ 677.293574] * Hello Agere Driver ** >>>>>>>>>>>> [ 677.293623] usbcore: registered new interface driver agr12dec2006 >>>>>>>>>>>> [ 680.664348] Loading module Agere Modem Controller driver version >>>>>>>>>>>> 2.1.80 (2007-10-01) >>>>>>>>>>>> [ 680.664354] Disabling lock debugging due to kernel taint >>>>>>>>>>>> [ 683.898153] serial8250_register_ports: BaseAddress 0x8004 Irq 20 >>>>>>>>>>>> [ 683.898160] ttyAGS3 at I/O 0x8004 (irq = 20) is a AgereModem >>>>>>>>>>>> [ 683.898229] agrserial - ret_val 0, call: lt_modem_ops.init_modem >>>>>>>>>>>> [ 683.898234] Loading module Agere Modem Interface driver version >>>>>>>>>>>> 2.1.80.0 (2007-10-01) >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> then i fire up wvdial to use the device and i get nothing, but i have >>>>>>>>>>>> this in dmesg: >>>>>>>>>>>> >>>>>>>>>>>> [ 694.818705] ==> codecType = 0x32 >>>>>>>>>>>> [ 694.848151] BUG: unable to handle kernel NULL pointer dereference at 00000060 >>>>>>>>>>>> [ 694.848167] IP: [<f986a498>] ResumeCallBack+0x18/0x34 [agrmodem] >>>>>>>>>>>> [ 694.848264] *pde = 7e584067 >>>>>>>>>>>> [ 694.848271] Oops: 0000 [#1] SMP >>>>>>>>>>>> [ 694.848280] last sysfs file: /sys/devices/system/cpu/cpu1/topology/core_id >>>>>>>>>>>> [ 694.848287] Modules linked in: agrserial agrmodem isofs udf >>>>>>>>>>>> crc_itu_t binfmt_misc ppdev vboxnetflt vboxnetadp vboxdrv joydev >>>>>>>>>>>> snd_hda_codec_realtek wlan_scan_sta ath_rate_sample snd_hda_intel >>>>>>>>>>>> pcmcia snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm >>>>>>>>>>>> snd_seq_dummy uvcvideo videodev v4l1_compat sdhci_pci sdhci led_class >>>>>>>>>>>> yenta_socket rsrc_nonstatic pcmcia_core psmouse serio_raw iptable_nat >>>>>>>>>>>> nf_nat nf_conntrack_ipv4 nf_conntrack nf_defrag_ipv4 iptable_mangle >>>>>>>>>>>> iptable_filter ip_tables x_tables ath_pci wlan ath_hal snd_seq_oss >>>>>>>>>>>> snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer >>>>>>>>>>>> snd_seq_device snd soundcore snd_page_alloc sbp2 lp parport dm_raid45 >>>>>>>>>>>> xor fbcon tileblit font bitblit softcursor i915 drm i2c_algo_bit >>>>>>>>>>>> ohci1394 ieee1394 r8169 mii intel_agp video agpgart output >>>>>>>>>>>> [ 694.848449] >>>>>>>>>>>> [ 694.848457] Pid: 7339, comm: wvdial Tainted: P >>>>>>>>>>>> (2.6.31-18-generic #55-Ubuntu) MSI Notebook VR601 >>>>>>>>>>>> [ 694.848465] EIP: 0060:[<f986a498>] EFLAGS: 00010282 CPU: 0 >>>>>>>>>>>> [ 694.848550] EIP is at ResumeCallBack+0x18/0x34 [agrmodem] >>>>>>>>>>>> [ 694.848557] EAX: f02c0800 EBX: 00000000 ECX: 01828000 EDX: f986a480 >>>>>>>>>>>> [ 694.848563] ESI: e650dc9c EDI: f02c0800 EBP: e650dc58 ESP: e650dc40 >>>>>>>>>>>> [ 694.848569] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 >>>>>>>>>>>> [ 694.848577] Process wvdial (pid: 7339, ti=e650c000 task=e6e9e480 >>>>>>>>>>>> task.ti=e650c000) >>>>>>>>>>>> [ 694.848582] Stack: >>>>>>>>>>>> [ 694.848586] 00000000 00000003 0002a22c f02c0800 e650dc9c f02c0800 >>>>>>>>>>>> e650dc64 f8bdeca2 >>>>>>>>>>>> [ 694.848604] <0> f02c0800 e650dc70 f8bdcd84 efcfa200 e650dc94 >>>>>>>>>>>> f8bdce20 100f0000 0100cc9f >>>>>>>>>>>> [ 694.848622] <0> e650dc9c efcfa274 000f0000 e650dc9c f9947028 >>>>>>>>>>>> e650dca8 f8bdde41 ffffffff >>>>>>>>>>>> [ 694.848643] Call Trace: >>>>>>>>>>>> [ 694.848668] [<f8bdeca2>] ? hda_call_codec_resume+0x42/0x70 [snd_hda_codec] >>>>>>>>>>>> [ 694.848691] [<f8bdcd84>] ? snd_hda_power_up+0x34/0x60 [snd_hda_codec] >>>>>>>>>>>> [ 694.848711] [<f8bdce20>] ? codec_exec_verb+0x70/0xc0 [snd_hda_codec] >>>>>>>>>>>> [ 694.848741] [<f8bdde41>] ? snd_hda_codec_read+0x31/0x40 [snd_hda_codec] >>>>>>>>>>>> [ 694.848801] [<f989a999>] ? LnxTransferCodecVerbs+0x49/0x60 [agrmodem] >>>>>>>>>>>> [ 694.848890] [<f9884b1b>] ? VerbTransfer+0x2f/0x3c [agrmodem] >>>>>>>>>>>> [ 694.848976] [<f9884b73>] ? GetAzCodecID+0x4b/0x63 [agrmodem] >>>>>>>>>>>> [ 694.849063] [<f9885788>] ? CAzlIntelInit+0x4c/0x3c4 [agrmodem] >>>>>>>>>>>> [ 694.849085] [<c05718fc>] ? printk+0x18/0x1c >>>>>>>>>>>> [ 694.849173] [<f986e9f1>] ? LXHardwareStart+0x11de/0x13fb [agrmodem] >>>>>>>>>>>> [ 694.849199] [<c01b7ea5>] ? get_page_from_freelist+0x1c5/0x370 >>>>>>>>>>>> [ 694.849209] [<c0573cba>] ? _spin_lock_irqsave+0x2a/0x40 >>>>>>>>>>>> [ 694.849295] [<f986a1a8>] ? linux_modem_open+0x45/0x10e [agrmodem] >>>>>>>>>>>> [ 694.849316] [<c0150bbb>] ? mod_timer+0xcb/0x140 >>>>>>>>>>>> [ 694.849376] [<f97c42a8>] ? wrap_linux_modem_open+0x8/0x10 [agrmodem] >>>>>>>>>>>> [ 694.849435] [<f97c4308>] ? modemPortOpen+0x8/0x20 [agrmodem] >>>>>>>>>>>> [ 694.849447] [<f818cfe0>] ? serial8250_startup+0x210/0x380 [agrserial] >>>>>>>>>>>> [ 694.849457] [<c039ceb6>] ? uart_startup+0x46/0x140 >>>>>>>>>>>> [ 694.849465] [<c039d9f2>] ? uart_open+0x102/0x220 >>>>>>>>>>>> [ 694.849475] [<c0384af3>] ? __tty_open+0x1a3/0x460 >>>>>>>>>>>> [ 694.849483] [<c0384dcf>] ? tty_open+0x1f/0x40 >>>>>>>>>>>> [ 694.849493] [<c01eabfd>] ? chrdev_open+0xcd/0x190 >>>>>>>>>>>> [ 694.849502] [<c01e5bd9>] ? __dentry_open+0xb9/0x230 >>>>>>>>>>>> [ 694.849511] [<c01e5e35>] ? nameidata_to_filp+0x55/0x70 >>>>>>>>>>>> [ 694.849520] [<c01eab30>] ? chrdev_open+0x0/0x190 >>>>>>>>>>>> [ 694.849530] [<c01f3b8a>] ? do_filp_open+0x53a/0x890 >>>>>>>>>>>> [ 694.849540] [<c01e5970>] ? do_sys_open+0x50/0x150 >>>>>>>>>>>> [ 694.849548] [<c01e9425>] ? fput+0x15/0x20 >>>>>>>>>>>> [ 694.849556] [<c01e5847>] ? filp_close+0x47/0x70 >>>>>>>>>>>> [ 694.849564] [<c01e5ad9>] ? sys_open+0x29/0x40 >>>>>>>>>>>> [ 694.849573] [<c01033ac>] ? syscall_call+0x7/0xb >>>>>>>>>>>> [ 694.849578] Code: 89 d8 83 c4 2c 5b 5e 5f 5d c3 90 90 90 90 90 90 >>>>>>>>>>>> 90 90 90 55 89 e5 53 83 ec 14 8b 1d e8 e3 8e f9 c7 44 24 04 03 00 00 >>>>>>>>>>>> 00 89 1c 24 <ff> 53 60 c7 44 24 04 00 00 00 00 89 1c 24 ff 53 60 b8 00 >>>>>>>>>>>> 00 00 >>>>>>>>>>>> [ 694.849687] EIP: [<f986a498>] ResumeCallBack+0x18/0x34 [agrmodem] >>>>>>>>>>>> SS:ESP 0068:e650dc40 >>>>>>>>>>>> [ 694.849777] CR2: 0000000000000060 >>>>>>>>>>>> [ 694.849784] ---[ end trace e662cdc749dd82f6 ]--- >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> As you can see i'm running ubuntu karmic, kernel 2.6.31-18-generic . >>>>>>>>>>>> Sometimes wvdial even freezes my computer. >>>>>>>>>>>> Any help is appreciated! >>>>>>>>>>>> Thanks >>>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>> >>>>>>>>> >>>>>>>> >>>>>>>> >>>>>>> >>>>>> >>>>>> >>>>> >>>> >>> >>> >> > >