Re: modem-manager hangs while starting up
- From: Dan Williams <dcbw redhat com>
- To: Harald Jung <support ecos de>
- Cc: "networkmanager-list gnome org" <networkmanager-list gnome org>
- Subject: Re: modem-manager hangs while starting up
- Date: Tue, 03 Jul 2012 14:30:28 -0500
On Tue, 2012-07-03 at 21:28 +0200, Harald Jung wrote:
> T: Bus=01 Lev=02 Prnt=02 Port=01 Cnt=01 Dev#= 3 Spd=480 MxCh= 0
> D: Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1
> P: Vendor=12d1 ProdID=1001 Rev= 0.00
> S: Manufacturer=HUAWEI Technology
> S: Product=HUAWEI Mobile
> C:* #Ifs= 3 Cfg#= 1 Atr=e0 MxPwr=500mA
> I:* If#= 0 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=ff Driver=option
> E: Ad=81(I) Atr=03(Int.) MxPS= 64 Ivl=2ms
> E: Ad=82(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
> E: Ad=01(O) Atr=02(Bulk) MxPS= 512 Ivl=4ms
> I:* If#= 1 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=option
> E: Ad=83(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
> E: Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=4ms
> I:* If#= 2 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=option
> E: Ad=84(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
> E: Ad=03(O) Atr=02(Bulk) MxPS= 512 Ivl=4ms
>
> Jul 3 22:23:14 ThinClient klogd: usbcore: registered new interface
> driver usbserial
> Jul 3 22:23:14 ThinClient klogd: usbcore: registered new interface
> driver usbserial_generic
> Jul 3 22:23:14 ThinClient klogd: USB Serial support registered for
> generic
> Jul 3 22:23:14 ThinClient klogd: usbserial: USB Serial Driver core
> Jul 3 22:23:14 ThinClient klogd: usbcore: registered new interface
> driver option
> Jul 3 22:23:14 ThinClient klogd: USB Serial support registered for GSM
> modem (1-port)
> Jul 3 22:23:14 ThinClient klogd: option 1-1.2:1.0: GSM modem (1-port)
> converter detected
> Jul 3 22:23:14 ThinClient klogd: usb 1-1.2: GSM modem (1-port)
> converter now attached to ttyUSB0
> Jul 3 22:23:14 ThinClient klogd: option 1-1.2:1.1: GSM modem (1-port)
> converter detected
> Jul 3 22:23:14 ThinClient klogd: usb 1-1.2: GSM modem (1-port)
> converter now attached to ttyUSB1
> Jul 3 22:23:14 ThinClient klogd: option 1-1.2:1.2: GSM modem (1-port)
> converter detected
> Jul 3 22:23:14 ThinClient klogd: usb 1-1.2: GSM modem (1-port)
> converter now attached to ttyUSB2
>
> (gdb) backtrace
> #0 0x9d447c81 in poll () from /lib/libc.so.6
> #1 0x9d5281b0 in g_poll () from /usr/lib/libglib-2.0.so.0
> #2 0x00000011 in ?? ()
> #3 0xffffffff in ?? ()
> #4 0x9d55e775 in g_mutex_unlock () from /usr/lib/libglib-2.0.so.0
> #5 0xb38358c4 in ?? ()
Any chance you could get some debug symbols there?
Dan
>
> Harald
>
> Am Dienstag, den 03.07.2012, 17:50 +0000 schrieb Dan Williams:
> > On Tue, 2012-07-03 at 16:17 +0200, Harald Jung wrote:
> > > Hi there,
> > >
> > > i've compiled the current modem-manager version 0.5.2.0 under a hardened
> > > gentoo.
> > > The kernel version is 3.4.4
> > > The modem-manager hangs while starting up
> >
> > Can you gdb attach to ModemManager and get a backtrace of where it's at?
> > Also, what kind of modem is attached? There are some devices that (due
> > to kernel bugs) block various file operations for about 5 or 10 seconds,
> > and that needs to be fixed in the kernel (option "send setup" blacklist,
> > to be specific). This might be one of those.
> >
> > Dan
>
>
>
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