SEGFAULT with MM HEAD when probing

Aleksander Morgado aleksander at aleksander.es
Wed Apr 21 18:51:42 UTC 2021


Hey,

> > Guess I have to figure out how to build this with a few more symbols and
> > running gdb.
>
> OK, so now I have:
>
> [6596]: <debug> [1619029470.853036] [ttyUSB0/qcdm] opening serial port...
> [6596]: <debug> [1619029470.854109] [ttyUSB0/qcdm] device open count is 1 (open)
> [6596]: <debug> [1619029470.854688] [cdc-wdm0/probe] probing QMI...
>
> Thread 1 "ModemManager" received signal SIGSEGV, Segmentation fault.
> 0x77a7310f in install_property_internal () from /usr/lib/libgobject-2.0.so.0
> (gdb) bt
> #0  0x77a7310f in install_property_internal () from /usr/lib/libgobject-2.0.so.0
> #1  0x77a731db in validate_and_install_class_property () from /usr/lib/libgobject-2.0.so.0
> Backtrace stopped: frame did not save the PC
>

Any chance you can try with the same device on a PC under valgrind? It
looks like a memory issue.

-- 
Aleksander
https://aleksander.es


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