Control: tags  -1 + moreinfo

Hello Younes SERRAJ,

Thanks for your bug report. Could you please get a backtrace
for the segfault?

On Tue, Dec 20, 2016 at 10:53:20AM +0100, Younes SERRAJ wrote:
> When pluggin a secondary screen, the primary one goes black.
> After investigating, I found that dleyna-server segfaulted.
> 
> * What led up to the situation?
> 
> Pluggin a secondary screen (whether it's VGA or HP DisplayPort).
> The secondary screen works properly but the primary one goes black and I need 
> to reboot to make it work again.
> 

First make sure you have debug symbols:

apt install dleyna-server-dbg

(See also https://wiki.debian.org/AutomaticDebugPackages )

> $ sudo dmesg --clear

# attach gdb to the process
gdb --pid=$(pidof dleyna-server-service)
continue

> $ # plug secondary screen
> $ dmesg
> [  831.184618] dleyna-server-s[2654]: segfault at 8 ip 00007f6ae6c13132 sp 
> 00007fff82ba7850 error 4 in libdleyna-server-1.0.so.1.0.3[7f6ae6c03000+21000]
[...]

bt full

(See also https://wiki.debian.org/HowToGetABacktrace )

Regards,
Andreas Henriksson

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