#0  0x00007f6440a3d425 in __GI_raise (sig=<optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
  [Error: ../nptl/sysdeps/unix/sysv/linux/raise.c was not found in source tree]
#1  0x00007f6440a40b8b in __GI_abort () at abort.c:91
  [Error: abort.c was not found in source tree]
#2  0x00007f6440a360ee in __assert_fail_base (fmt=<optimized out>, assertion=0x7f6437337cb7 "0", file=0x7f6437337c58 "vm.c", line=<optimized out>, function=<optimized out>) at assert.c:94
  [Error: assert.c was not found in source tree]
#3  0x00007f6440a36192 in __GI___assert_fail (assertion=0x7f6437337cb7 "0", file=0x7f6437337c58 "vm.c", line=1575, function=0x7f6437337db0 "process_command") at assert.c:103
  [Error: assert.c was not found in source tree]
#4  0x00007f6437334293 in ?? () from /tmp/tmpnR_yWG/usr/lib/x86_64-linux-gnu/libdvdnav.so.4
#5  0x00007f6437334700 in ?? () from /tmp/tmpnR_yWG/usr/lib/x86_64-linux-gnu/libdvdnav.so.4
#6  0x00007f643732b8fc in dvdnav_get_next_cache_block () from /tmp/tmpnR_yWG/usr/lib/x86_64-linux-gnu/libdvdnav.so.4
#7  0x00007f643732c278 in dvdnav_get_next_block () from /tmp/tmpnR_yWG/usr/lib/x86_64-linux-gnu/libdvdnav.so.4
#8  0x00007f6437540e03 in Open (p_this=0x7f63fc001168) at dvdnav.c:264
  259:         // Without it dvdnav_get_number_of_titles() fails.
  260:         // Remove when fixed in libdvdnav CVS.
  261:         uint8_t buffer[DVD_VIDEO_LB_LEN];
  262:         int i_event, i_len;
  263: 
  264:         if( dvdnav_get_next_block( p_sys->dvdnav, buffer, &i_event, &i_len )
  265:               == DVDNAV_STATUS_ERR )
  266:         {
  267:             msg_Warn( p_demux, "dvdnav_get_next_block failed" );
  268:         }
  269: 
#9  0x00007f6441269499 in vlc_module_load (p_this=p_this@entry=0x7f63fc001168, psz_capability=psz_capability@entry=0x7f64412a28d2 "access_demux", psz_name=<optimized out>, b_strict=b_strict@entry=true, probe=probe@entry=0x7f6441268d40 <generic_start>) at modules/modules.c:347
  [Error: modules/modules.c was not found in source tree]
#10 0x00007f6441269924 in module_need (obj=obj@entry=0x7f63fc001168, cap=cap@entry=0x7f64412a28d2 "access_demux", name=<optimized out>, strict=strict@entry=true) at modules/modules.c:437
  [Error: modules/modules.c was not found in source tree]
#11 0x00007f6441226f68 in demux_New (p_obj=p_obj@entry=0x7f6428000b78, p_parent_input=p_parent_input@entry=0x7f6428000b78, psz_access=0x7f63fc001090 "file", psz_demux=psz_demux@entry=0x7f64412ab18a "", psz_location=0x7f63fc001097 "/dev/dvd2", s=s@entry=0x0, out=0x7f63fc000d40, b_quick=b_quick@entry=false) at input/demux.c:196
  [Error: input/demux.c was not found in source tree]
#12 0x00007f6441233a01 in InputSourceInit (p_input=p_input@entry=0x7f6428000b78, in=0x7f6428000d50, psz_mrl=0x259d8e0 "file:///dev/dvd2", psz_forced_demux=psz_forced_demux@entry=0x0, b_in_can_fail=b_in_can_fail@entry=false) at input/input.c:2400
  [Error: input/input.c was not found in source tree]
#13 0x00007f64412349ce in Init (p_input=p_input@entry=0x7f6428000b78) at input/input.c:1258
  [Error: input/input.c was not found in source tree]
#14 0x00007f6441238135 in Run (obj=0x7f6428000b78) at input/input.c:550
  [Error: input/input.c was not found in source tree]
#15 0x00007f6440fd1e9a in start_thread (arg=0x7f64362ec700) at pthread_create.c:308
  [Error: pthread_create.c was not found in source tree]
#16 0x00007f6440afacbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  [Error: ../sysdeps/unix/sysv/linux/x86_64/clone.S was not found in source tree]
#17 0x0000000000000000 in ?? ()