Bug#763647: xbmc-bin: crashes while trying to handle CD/DVD drives although no media is present

[Sebastian Ramacher]

Package: xbmc-bin
Version: 2:13.2+dfsg1-1
Severity: normal

I constantly see the following crash:

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fffd3463700 (LWP 10996)]
strlen () at ../sysdeps/x86_64/strlen.S:106
106     ../sysdeps/x86_64/strlen.S: No such file or directory.
(gdb) bt full
#0  strlen () at ../sysdeps/x86_64/strlen.S:106
No locals.
#1  0x0000000000c95138 in MEDIA_DETECT::CCdIoSupport::GetCdTextInfo(std::map<cdtext_field_t, CStdStr<char>, std::less<cdtext_field_t>, std::allocator<std::pair<cdtext_field_t const, CStdStr<char> > > >&, int) ()
No symbol table info available.
#2  0x0000000000c95582 in MEDIA_DETECT::CCdIoSupport::GetCdInfo(char*) ()
No symbol table info available.
#3  0x0000000000c96ef0 in MEDIA_DETECT::CDetectDVDMedia::DetectMediaType() ()
No symbol table info available.
#4  0x0000000000c97c8e in MEDIA_DETECT::CDetectDVDMedia::UpdateDvdrom() ()
No symbol table info available.
#5  0x0000000000c984d8 in MEDIA_DETECT::CDetectDVDMedia::Process() ()
No symbol table info available.
#6  0x00000000013150af in CThread::Action() ()
No symbol table info available.
#7  0x0000000001315369 in CThread::staticThread(void*) ()
No symbol table info available.
#8  0x00007ffff4e540a4 in start_thread (arg=0x7fffd3463700) at pthread_create.c:309
        __res = <optimized out>
        pd = 0x7fffd3463700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736737982208, -8634474461824355005, 1, 140737354125408, 0, 140736737982208, 8634396321803334979, 
                8634463661607155011}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#9  0x00007fffed46cc2d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

I'm not sure what xmbc tries to do with the CD/DVD drives since there is
no media present.

If you need more information, please let me know.

Cheers
-- 
Sebastian Ramacher
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