Hi Ming, Stack trace for pjsystest : (gdb) bt full #0 __GI___pthread_timedjoin_ex (threadid=18344288135642611207, thread_return=0x7ffff68c8970, abstime=0x0, block=true) at pthread_join_common.c:86 pd = 0xfe9400ddfe63fe07 self = <optimized out> result = <optimized out> pd_result = <optimized out> #1 0x000055555565d499 in pj_thread_join () No symbol table info available. #2 0x00005555555f92cf in alsa_stream_stop () No symbol table info available. #3 0x00005555555dddb9 in stop_sound_device.isra () No symbol table info available. #4 0x0000555555578b45 in close_snd_dev () No symbol table info available. #5 0x0000555555578f0e in close_snd_timer_cb () No symbol table info available. #6 0x000055555566f2ba in pj_timer_heap_poll () No symbol table info available. #7 0x00005555555ae45b in pjsip_endpt_handle_events2 () No symbol table info available. #8 0x000055555556992e in pjsua_handle_events () No symbol table info available. #9 0x0000555555569984 in worker_thread () No symbol table info available. #10 0x000055555565d9a5 in thread_main () No symbol table info available. #11 0x00007ffff7c0bf27 in start_thread (arg=<optimized out>) at pthread_create.c:479 ret = <optimized out> pd = <optimized out> unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140737329796864, 3752310335381315807, 140737488345214, 140737488345215, 140737329794944, 140737329796864, -3752326114514689825, -3752327659091910433}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = 0 #12 0x00007ffff7a40e0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 No locals. Please let me know if there is any other information I can provide. >Hi Ilias, > >Can you provide the stack trace so we can know where the segv occurred exactly? > >Regards, >Ming > >On Thu, Feb 27, 2020 at 6:17 AM Ilias Clifton <adilias3 at gmx.com> wrote: >> >> Sending again in plain text... >> >> Hi All, >> >> I've been using pjsua on my void linux system for quite a while without issue. Unfortunately it's stopped working. >> >> pjsau starts up ok, but as soon as I attempt to make or receive a call, I get a segmentation fault - Can someone assist in troubleshooting? >> >> It appears to be audio device related. Audio works ok in other applications such as firefox and vlc. >> >> pjsua has been installed via the pjproject package via xbps. >> >> dmesg and syslog report: >> pjsua[8940] general protection fault ip:7f268e92581d sp:7f268d88d0c8 error:0 in libc-2.30.so[7f268e7e9000+149000] >> >> Void linux is a 'rolling release' and I do upgrade regularly - going back through the logs it looks as though linux kernel was recently update from 5.4-5.4.13_2 to 5.4.19_1, and then a few days later from 5.4.19_1 to 5.4.21_1 >> >> I can't see any recent updates to libc. >> >> I tried uninstalling the pjproject package and compiling pjproject manually - I get the same issue with the compiled version. >> >> I tried running pjsystest, and the the test wizard - it Segfaults when it tries to play the ring tone. >> >> >> 16:59:01.131 os_core_unix.c !pjlib 2.10-dev for POSIX initialized >> 16:59:01.134 sip_endpoint.c .Creating endpoint instance... >> 16:59:01.134 pjlib .select() I/O Queue created (0x559368258220) >> 16:59:01.134 sip_endpoint.c .Module "mod-msg-print" registered >> 16:59:01.134 sip_transport.c .Transport manager created. >> 16:59:01.134 pjsua_core.c .PJSUA state changed: NULL --> CREATED >> 16:59:01.134 sip_endpoint.c .Module "mod-pjsua-log" registered >> 16:59:01.134 sip_endpoint.c .Module "mod-tsx-layer" registered >> 16:59:01.134 sip_endpoint.c .Module "mod-stateful-util" registered >> 16:59:01.134 sip_endpoint.c .Module "mod-ua" registered >> 16:59:01.134 sip_endpoint.c .Module "mod-100rel" registered >> 16:59:01.134 sip_endpoint.c .Module "mod-pjsua" registered >> 16:59:01.134 sip_endpoint.c .Module "mod-invite" registered >> 16:59:01.204 alsa_dev.c ..ALSA driver found 21 devices >> 16:59:01.204 alsa_dev.c ..ALSA initialized ... _______________________________________________ Visit our blog: http://blog.pjsip.org pjsip mailing list pjsip@xxxxxxxxxxxxxxx http://lists.pjsip.org/mailman/listinfo/pjsip_lists.pjsip.org