[DVDnav-discuss] Possible libdvdnav crash

[Jan Janssen]

Hi,

I got this DVD that makes vlc+libdvdnav crash (both latest git builds).
I think it is libdvdnav, but I am not completely sure, because I can still
access the DVD menu with "mplayer dvdnav://". This is the trace I get:

#0  0x00007ffff742b389 in __GI_raise (sig=sig at entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
#1  0x00007ffff742c788 in __GI_abort () at abort.c:89
#2  0x00007ffff74244a6 in __assert_fail_base (fmt=0x7ffff755a1a0 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion at entry=0x7ffff3087d04 "0", 
    file=file at entry=0x7ffff308884c "src/vm/vm.c", line=line at entry=850, function=function at entry=0x7ffff3088930 <__PRETTY_FUNCTION__.6548> "process_command") at assert.c:92
#3  0x00007ffff7424552 in __GI___assert_fail (assertion=assertion at entry=0x7ffff3087d04 "0", file=file at entry=0x7ffff308884c "src/vm/vm.c", line=line at entry=850, 
    function=function at entry=0x7ffff3088930 <__PRETTY_FUNCTION__.6548> "process_command") at assert.c:101
#4  0x00007ffff30834e3 in process_command (vm=vm at entry=0x7fffc804fd60, link_values=...) at src/vm/vm.c:850
#5  0x00007ffff30847db in vm_jump_menu (vm=vm at entry=0x7fffc804fd60, menuid=menuid at entry=DVD_MENU_Root) at src/vm/vm.c:648
#6  0x00007ffff307f4fb in dvdnav_menu_call (this=0x7fffc80010d0, menu=menu at entry=DVD_MENU_Root) at src/searching.c:490
#7  0x00007ffff3293b1a in Open (p_this=0x7fffc8000e78) at access/dvdnav.c:343
#8  0x00007ffff71876f8 in module_load (obj=obj at entry=0x7fffc8000e78, m=m at entry=0x6c1c70, init=init at entry=0x7ffff7187650 <generic_start>, args=args at entry=0x7fffd34f6b90)
    at modules/modules.c:185
#9  0x00007ffff7187cae in vlc_module_load (obj=obj at entry=0x7fffc8000e78, capability=capability at entry=0x7ffff71c01df "access_demux", name=0x7fffc8000f13 "", 
    strict=strict at entry=true, probe=probe at entry=0x7ffff7187650 <generic_start>) at modules/modules.c:277
#10 0x00007ffff7188184 in module_need (obj=obj at entry=0x7fffc8000e78, cap=cap at entry=0x7ffff71c01df "access_demux", name=<optimized out>, strict=strict at entry=true)
    at modules/modules.c:366
#11 0x00007ffff714703f in demux_New (p_obj=p_obj at entry=0x7fffcc0009b8, p_parent_input=p_parent_input at entry=0x7fffcc0009b8, psz_access=0x7fffc8000d50 "dvd", 
    psz_demux=<optimized out>, psz_location=<optimized out>, s=s at entry=0x0, out=0x7fffc8000aa0, b_quick=b_quick at entry=false) at input/demux.c:189
#12 0x00007ffff71538a6 in InputSourceInit (p_input=p_input at entry=0x7fffcc0009b8, in=0x7fffcc000ab0, psz_mrl=0x72a510 "dvd://", 
    psz_forced_demux=psz_forced_demux at entry=0x0, b_in_can_fail=b_in_can_fail at entry=false) at input/input.c:2248
#13 0x00007ffff715485b in Init (p_input=p_input at entry=0x7fffcc0009b8) at input/input.c:1208
#14 0x00007ffff7157b36 in Run (obj=0x7fffcc0009b8) at input/input.c:515
#15 0x00007ffff79aa0a2 in start_thread (arg=0x7fffd34f7700) at pthread_create.c:309
#16 0x00007ffff74dbd1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111