Bug#928176: vlc: BOBOOvlc cannot play cd audio without net connection and crash
On 01/17/21 22:54 pm, Sebastian Ramacher wrote: >> >> In https://trac.videolan.org/vlc/ticket/25252, upstream answer : >> >> > That CDDB bug was fixed 9 years ago in VLC contribs. Complain to Debian. >> >> Can you have a look on debian side ? > > Reassigning to libcddb2. > I believe this is the patch in VLC's vendored copy they are referring to: https://code.videolan.org/videolan/vlc/-/commit/29d3ded7194271 It disables the use of alarm() to set a timeout for gethostbyname() which isn't safe if called from a program with multiple threads. > >> >> I made test with fedora 33 live + install proccess >> (https://www.videolan.org/vlc/download-fedora.html). >> vlc is functional. >> Fedora seems to use a different patch which just disables _FORTIFY_SOURCE in that file to avoid the longjmp() crash: https://src.fedoraproject.org/rpms/libcddb/blob/rawhide/f/libcddb-1.3.2-rhbz770611.patch Although I think it still has a problem where SIGALRM can be delivered to any thread in the program, so it's better to avoid using alarm() entirely as the VLC patch does. gethostbyname will time out by itself anyway. I've rebuilt the package with the patch below and tested locally without any problems. diff --git a/lib/cddb_net.c b/lib/cddb_net.c index 7adf37b..aac3967 100644 --- a/lib/cddb_net.c +++ b/lib/cddb_net.c @@ -228,6 +228,10 @@ int sock_vfprintf(cddb_conn_t *c, const char *format, va_list ap) /* Time-out enabled work-alikes */ +/* Do not use SIGALRM in Debian as it is not safe if used in a program + with multiple threads. */ +#undef HAVE_ALARM + #ifdef HAVE_ALARM /* time-out jump buffer */ static jmp_buf timeout_expired; -- Thanks, Nick
Bug#928176: vlc: BOBOOvlc cannot play cd audio without net connection and crash
Control: reassign -1 libcddb2 1.3.2-6 On 2021-01-17 15:44:13 +0100, Serge Pouliquen wrote: > Hello, > > In https://trac.videolan.org/vlc/ticket/25252, upstream answer : > > > That CDDB bug was fixed 9 years ago in VLC contribs. Complain to Debian. > > Can you have a look on debian side ? Reassigning to libcddb2. Cheers > > I made test with fedora 33 live + install proccess > (https://www.videolan.org/vlc/download-fedora.html). > vlc is functional. > > Regards, > Serge > -- Sebastian Ramacher signature.asc Description: PGP signature
Bug#928176: vlc: BOBOOvlc cannot play cd audio without net connection and crash
Hello, In https://trac.videolan.org/vlc/ticket/25252, upstream answer : > That CDDB bug was fixed 9 years ago in VLC contribs. Complain to Debian. Can you have a look on debian side ? I made test with fedora 33 live + install proccess (https://www.videolan.org/vlc/download-fedora.html). vlc is functional. Regards, Serge
Bug#928176: vlc: BOBOOvlc cannot play cd audio without net connection and crash
Hi, issue is still present in current version. reported upstream as https://trac.videolan.org/vlc/ticket/25252 Regards, Serge
Bug#928176: vlc: BOBOOvlc cannot play cd audio without net connection and crash
Control: tags -1 + moreinfo Hi On 2019-04-29 15:18:19, Serge Pouliquen wrote: > Package: src:vlc > Version: 3.0.6-0+deb9u1 > Severity: normal > > Dear Maintainer, > > >* What led up to the situation? > remove wire cable from ethernet > play cd audio with vlc >* What exactly did you do (or not do) that was effective (or > ineffective)? > with net connection, vlc can play cd audio and display title from cddb > protocol >* What was the outcome of this action? > fix network connection >* What outcome did you expect instead? > to be able to play cd audio without internet connection Sorry for the delay. If this issue is still reproducible with 3.0.8, please install the -dbgsym packages and provide a backtrace (including the vlc -vvv log). Additionally, please report the issue on upstream's bug tracker (https://trac.videolan.org/vlc/) and let us know the bug number. Cheers > > > -- System Information: > Debian Release: 9.9 > APT prefers stable-updates > APT policy: (700, 'stable-updates'), (700, 'stable'), (80, 'testing'), (58, > 'unstable'), (55, 'experimental') > Architecture: amd64 (x86_64) > > Kernel: Linux 4.9.0-9-amd64 (SMP w/4 CPU cores) > Locale: LANG=en_GB.utf8, LC_CTYPE=en_GB.utf8 (charmap=UTF-8), > LANGUAGE=en_GB:en (charmap=UTF-8) > Shell: /bin/sh linked to /bin/dash > Init: systemd (via /run/systemd/system) > > Versions of packages vlc depends on: > ii dpkg 1.18.25 > ii vlc-bin 3.0.6-0+deb9u1 > ii vlc-l10n 3.0.6-0+deb9u1 > ii vlc-plugin-base 3.0.6-0+deb9u1 > ii vlc-plugin-qt3.0.6-0+deb9u1 > ii vlc-plugin-video-output 3.0.6-0+deb9u1 > > Versions of packages vlc recommends: > ii vlc-plugin-notify 3.0.6-0+deb9u1 > ii vlc-plugin-samba 3.0.6-0+deb9u1 > ii vlc-plugin-skins2 3.0.6-0+deb9u1 > ii vlc-plugin-video-splitter 3.0.6-0+deb9u1 > ii vlc-plugin-visualization 3.0.6-0+deb9u1 > > vlc suggests no packages. > > Versions of packages libvlc-bin depends on: > ii libc62.24-11+deb9u4 > ii libvlc5 3.0.6-0+deb9u1 > > Versions of packages libvlc5 depends on: > ii dpkg 1.18.25 > ii libc62.24-11+deb9u4 > ii libvlccore9 3.0.6-0+deb9u1 > > Versions of packages libvlc5 recommends: > ii libvlc-bin 3.0.6-0+deb9u1 > > Versions of packages vlc-bin depends on: > ii libc6 2.24-11+deb9u4 > ii libvlc-bin 3.0.6-0+deb9u1 > ii libvlc5 3.0.6-0+deb9u1 > > Versions of packages vlc-plugin-base depends on: > ii dpkg 1.18.25 > ii liba52-0.7.4 0.7.4-19 > ii libarchive13 3.2.2-2+deb9u1 > ii libasound2 1.1.3-5 > ii libass5 1:0.13.4-2 > ii libavahi-client3 0.6.32-2 > ii libavahi-common3 0.6.32-2 > ii libavc1394-0 0.5.4-4+b1 > ii libavcodec57 7:3.2.12-1~deb9u1 > ii libavformat577:3.2.12-1~deb9u1 > ii libavutil55 7:3.2.12-1~deb9u1 > ii libbasicusageenvironment12016.11.28-1+deb9u2 > ii libbluray1 1:0.9.3-3 > ii libc62.24-11+deb9u4 > ii libcairo21.14.8-1 > ii libcddb2 1.3.2-5 > ii libchromaprint1 1.4.2-1 > ii libcrystalhd31:0.0~git20110715.fdd2f19-12 > ii libdbus-1-3 1.10.26-0+deb9u1 > ii libdc1394-22 2.2.5-1 > ii libdca0 0.0.5-10 > ii libdvbpsi10 1.3.0-5 > ii libdvdnav4 5.0.3-3 > ii libdvdread4 5.0.3-2 > ii libebml4v5 1.3.4-1 > ii libfaad2 2.8.0~cvs20161113-1+deb9u1 > ii libflac8 1.3.2-1 > ii libfontconfig1 2.11.0-6.7+b1 > ii libfreetype6 2.6.3-3.2 > ii libfribidi0 0.19.7-1+b1 > ii libgcc1 1:6.3.0-18+deb9u1 > ii libgcrypt20 1.7.6-2+deb9u3 > ii libglib2.0-0 2.50.3-2 > ii libgnutls30 3.5.8-5+deb9u4 > ii libgpg-error01.26-2 > ii libgroupsock82016.11.28-1+deb9u2 > ii libharfbuzz0b1.4.2-1 > ii libjpeg62-turbo 1:1.5.1-2 > ii libkate1 0.4.1-7+b1 > ii liblirc-client0 0.9.4c-9 > ii liblivemedia57 2016.11.28-1+deb9u2 > ii liblua5.2-0 5.2.4-1.1+b2 > ii libmad0 0.15.1b-8+deb9u1 > ii libmatroska6v5 1.4.5-2 > ii libmicrodns0
Bug#928176: vlc: BOBOOvlc cannot play cd audio without net connection and crash
Package: src:vlc Version: 3.0.6-0+deb9u1 Severity: normal Dear Maintainer, * What led up to the situation? remove wire cable from ethernet play cd audio with vlc * What exactly did you do (or not do) that was effective (or ineffective)? with net connection, vlc can play cd audio and display title from cddb protocol * What was the outcome of this action? fix network connection * What outcome did you expect instead? to be able to play cd audio without internet connection -- System Information: Debian Release: 9.9 APT prefers stable-updates APT policy: (700, 'stable-updates'), (700, 'stable'), (80, 'testing'), (58, 'unstable'), (55, 'experimental') Architecture: amd64 (x86_64) Kernel: Linux 4.9.0-9-amd64 (SMP w/4 CPU cores) Locale: LANG=en_GB.utf8, LC_CTYPE=en_GB.utf8 (charmap=UTF-8), LANGUAGE=en_GB:en (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: systemd (via /run/systemd/system) Versions of packages vlc depends on: ii dpkg 1.18.25 ii vlc-bin 3.0.6-0+deb9u1 ii vlc-l10n 3.0.6-0+deb9u1 ii vlc-plugin-base 3.0.6-0+deb9u1 ii vlc-plugin-qt3.0.6-0+deb9u1 ii vlc-plugin-video-output 3.0.6-0+deb9u1 Versions of packages vlc recommends: ii vlc-plugin-notify 3.0.6-0+deb9u1 ii vlc-plugin-samba 3.0.6-0+deb9u1 ii vlc-plugin-skins2 3.0.6-0+deb9u1 ii vlc-plugin-video-splitter 3.0.6-0+deb9u1 ii vlc-plugin-visualization 3.0.6-0+deb9u1 vlc suggests no packages. Versions of packages libvlc-bin depends on: ii libc62.24-11+deb9u4 ii libvlc5 3.0.6-0+deb9u1 Versions of packages libvlc5 depends on: ii dpkg 1.18.25 ii libc62.24-11+deb9u4 ii libvlccore9 3.0.6-0+deb9u1 Versions of packages libvlc5 recommends: ii libvlc-bin 3.0.6-0+deb9u1 Versions of packages vlc-bin depends on: ii libc6 2.24-11+deb9u4 ii libvlc-bin 3.0.6-0+deb9u1 ii libvlc5 3.0.6-0+deb9u1 Versions of packages vlc-plugin-base depends on: ii dpkg 1.18.25 ii liba52-0.7.4 0.7.4-19 ii libarchive13 3.2.2-2+deb9u1 ii libasound2 1.1.3-5 ii libass5 1:0.13.4-2 ii libavahi-client3 0.6.32-2 ii libavahi-common3 0.6.32-2 ii libavc1394-0 0.5.4-4+b1 ii libavcodec57 7:3.2.12-1~deb9u1 ii libavformat577:3.2.12-1~deb9u1 ii libavutil55 7:3.2.12-1~deb9u1 ii libbasicusageenvironment12016.11.28-1+deb9u2 ii libbluray1 1:0.9.3-3 ii libc62.24-11+deb9u4 ii libcairo21.14.8-1 ii libcddb2 1.3.2-5 ii libchromaprint1 1.4.2-1 ii libcrystalhd31:0.0~git20110715.fdd2f19-12 ii libdbus-1-3 1.10.26-0+deb9u1 ii libdc1394-22 2.2.5-1 ii libdca0 0.0.5-10 ii libdvbpsi10 1.3.0-5 ii libdvdnav4 5.0.3-3 ii libdvdread4 5.0.3-2 ii libebml4v5 1.3.4-1 ii libfaad2 2.8.0~cvs20161113-1+deb9u1 ii libflac8 1.3.2-1 ii libfontconfig1 2.11.0-6.7+b1 ii libfreetype6 2.6.3-3.2 ii libfribidi0 0.19.7-1+b1 ii libgcc1 1:6.3.0-18+deb9u1 ii libgcrypt20 1.7.6-2+deb9u3 ii libglib2.0-0 2.50.3-2 ii libgnutls30 3.5.8-5+deb9u4 ii libgpg-error01.26-2 ii libgroupsock82016.11.28-1+deb9u2 ii libharfbuzz0b1.4.2-1 ii libjpeg62-turbo 1:1.5.1-2 ii libkate1 0.4.1-7+b1 ii liblirc-client0 0.9.4c-9 ii liblivemedia57 2016.11.28-1+deb9u2 ii liblua5.2-0 5.2.4-1.1+b2 ii libmad0 0.15.1b-8+deb9u1 ii libmatroska6v5 1.4.5-2 ii libmicrodns0 0.0.3-3 ii libmpcdec6 2:0.1~r495-1+b1 ii libmpeg2-4 0.5.1-7+b2 ii libmpg123-0 1.23.8-1+b1 ii libmtp9 1.1.13-1 ii libncursesw5 6.0+20161126-1+deb9u2 ii libnfs8 1.11.0-2 ii libogg0 1.3.2-1 ii libopenmpt-modplug1 0.2.7386~beta20.3-3+deb9u3 ii libopus0 1.2~alpha2-1 ii libpng16-16 1.6.28-1+deb9u1 ii libpostproc54
