TLV value runs over buffer

Dan Williams dcbw at redhat.com
Mon Jan 4 08:21:35 PST 2016


On Wed, 2015-12-30 at 18:37 +0000, Hans en Dory wrote:
> Hi everyone,
> 
> For connecting to the internet I use a Huawei broad band dongle.
> Unfortunately, every now and then, sometimes every 5 minutes, and
> another time every half our, the connection stops, just out of the
> blue. /var/log/syslog shows the following message everytime the
> connection stops:
> 
> [/dev/cdc-wdm0] Invalid QMI message received: 'TLV value runs over
> buffer (0x16a0c10 + 24074  > 0x16a0c5d)'

If there's any chance you can get the QMI message traces from that
problematic TLV, that would be great.  For ModemManager you can set
'mmcl --set-logging=DEBUG' and wait for the logging from around the
time you see the message.

Dan

> I googled this problem for quite some time but without any success.
> This mailing list is my last hope to find a solution for this
> problem.
> 
> I run Linux Mint 17.2 on a Toshiba Satellite laptop. The dongle
> connects to a CDMA network. 
> 
> output of uname -a:
> Linux Hans-Mint 3.16.0-38-generic #52~14.04.1-Ubuntu SMP Fri May 8
> 09:43:57 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
> 
> output of lsusb:
> ID 12d1:140c Huawei Technologies Co., Ltd. E180v
> 
> Hope to hear from one of you.
> 
> Kind regards,
> Hans,
> Koro Island,
> Fiji
> 
> _______________________________________________
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> ModemManager-devel at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/modemmanager-devel


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