odroid@odroid:~$ sudo apt-get update
Hit:1 http://ppa.launchpad.net/mutlaqja/indinightly/ubuntu eoan InRelease
Hit:2 http://ports.ubuntu.com/ubuntu-ports eoan InRelease                     
Hit:3 http://ports.ubuntu.com/ubuntu-ports eoan-updates InRelease                                             
Hit:4 http://archive.canonical.com/ubuntu eoan InRelease                                                      
Hit:5 http://ppa.launchpad.net/mutlaqja/libgphoto2/ubuntu eoan InRelease
Hit:6 http://ports.ubuntu.com/ubuntu-ports eoan-backports InRelease      
Hit:7 http://ports.ubuntu.com/ubuntu-ports eoan-security InRelease       
Hit:8 http://ppa.launchpad.net/mutlaqja/ppa/ubuntu eoan InRelease
Hit:9 http://ports.ubuntu.com/ubuntu-ports eoan-proposed InRelease       
Hit:10 http://ppa.launchpad.net/pch/phd2/ubuntu eoan InRelease           
Reading package lists... Done
odroid@odroid:~$ sudo apt-get upgrade
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Calculating upgrade... Done
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
odroid@odroid:~$ 

odroid@odroid:~$ gdb --eval-command="set follow-fork-mode child" --args indiserver -v indi_gphoto_ccd
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Reading symbols from indiserver...
(gdb) run
Starting program: /usr/bin/indiserver -v indi_gphoto_ccd
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/aarch64-linux-gnu/libthread_db.so.1".
2020-04-28T23:17:10: startup: /usr/bin/indiserver -v indi_gphoto_ccd 
[Attaching after Thread 0x7fb7ff8010 (LWP 11104) fork to child process 11110]
[New inferior 2 (process 11110)]
[Detaching after fork from parent process 11104]
[Inferior 1 (process 11104) detached]
2020-04-28T23:17:10: Driver indi_gphoto_ccd: pid=11110 rfd=3 wfd=6 efd=7
2020-04-28T23:17:10: listening to port 7624 on fd 4
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/aarch64-linux-gnu/libthread_db.so.1".
process 11110 is executing new program: /usr/bin/indi_gphoto_ccd
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/aarch64-linux-gnu/libthread_db.so.1".
2020-04-28T23:17:12: Driver indi_gphoto_ccd: snooping on Telescope Simulator.EQUATORIAL_EOD_COORD
2020-04-28T23:17:12: Driver indi_gphoto_ccd: snooping on Telescope Simulator.TELESCOPE_INFO
2020-04-28T23:17:12: Driver indi_gphoto_ccd: snooping on Telescope Simulator.GEOGRAPHIC_COORD
2020-04-28T23:17:12: Driver indi_gphoto_ccd: snooping on Telescope Simulator.TELESCOPE_PIER_SIDE
2020-04-28T23:17:12: Driver indi_gphoto_ccd: snooping on Rotator Simulator.ABS_ROTATOR_ANGLE
2020-04-28T23:17:12: Driver indi_gphoto_ccd: snooping on Focuser Simulator.ABS_FOCUS_POSITION
2020-04-28T23:17:12: Driver indi_gphoto_ccd: snooping on CCD Simulator.FILTER_SLOT
2020-04-28T23:17:12: Driver indi_gphoto_ccd: snooping on CCD Simulator.FILTER_NAME
2020-04-28T23:17:12: Driver indi_gphoto_ccd: snooping on SQM.SKY_QUALITY
 
Thread 2.1 "indi_gphoto_ccd" received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fb56524b0 (LWP 11110)]
0x00000055555653bc in GPhotoCCD::initProperties() ()
(gdb) bt
#0  0x00000055555653bc in GPhotoCCD::initProperties() ()
#1  0x0000007fb7dc4840 in INDI::DefaultDevice::ISGetProperties (this=0x55555bbe60, dev=0x0)
    at /home/odroid/Projects/indi/libs/indibase/defaultdevice.cpp:723
#2  0x0000007fb7dccb30 in INDI::CCD::ISGetProperties (this=0x55555bbe60, dev=0x0)
    at /home/odroid/Projects/indi/libs/indibase/indiccd.cpp:475
#3  0x0000005555565498 in GPhotoCCD::ISGetProperties(char const*) ()
#4  0x00000055555621a0 in ISGetProperties ()
#5  0x0000007fb7d9b8a8 in dispatch (root=0x55555bbc90, msg=0x7fffffe608 "")
    at /home/odroid/Projects/indi/indidriver.c:964
#6  0x0000007fb7d9b520 in clientMsgCB (fd=0, arg=0x0) at /home/odroid/Projects/indi/indidriver.c:882
#7  0x0000007fb7da13bc in callCallback (rfdp=0x7fffffeea8)
    at /home/odroid/Projects/indi/eventloop.c:347
#8  0x0000007fb7da17e0 in oneLoop () at /home/odroid/Projects/indi/eventloop.c:439
#9  0x0000007fb7da05f4 in eventLoop () at /home/odroid/Projects/indi/eventloop.c:106
#10 0x0000007fb7da04b4 in main (ac=0, av=0x7ffffff0d8)
    at /home/odroid/Projects/indi/indidrivermain.c:98
#11 0x0000007fb74723ec in __libc_start_main (main=0x7fb7da0314 <main>, argc=1, argv=0x7ffffff0d8, 
    init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=<optimized out>)
    at ../csu/libc-start.c:308
#12 0x000000555555fdc4 in _start ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)
(gdb) 

void CCD::ISGetProperties(const char * dev)
{
    DefaultDevice::ISGetProperties(dev);
 
    defineText(&ActiveDeviceTP);
    loadConfig(true, "ACTIVE_DEVICES");
 
    if (HasStreaming())
        Streamer->ISGetProperties(dev);
 
    if (HasDSP())
        DSP->ISGetProperties(dev);
}

#!/bin/bash
 
for sysdevpath in $(find /sys/bus/usb/devices/usb*/ -name dev); do
        syspath="${sysdevpath%/dev}"
        devname="$(udevadm info -q name -p $syspath)"
        [[ "$devname" == "bus/"* ]] && continue
        eval "$(udevadm info -q property --export -p $syspath)"
        [[ -z "$ID_SERIAL" ]] && continue
        echo "/dev/$devname - $ID_SERIAL"
 done