Two more things: 1. I have a few more samples in both categories, if needed
2. I do realize that this bears resemblance to #679581. However, there the offending process was different. On 16 May 2019 01:42:44 BST, "Bálint Kovács" <drati...@gmail.com> wrote: >Package: tracker-extract >Version: 2.1.6-1 >Severity: critical >Justification: breaks the whole system > >Dear Maintainer, > > * What led up to the situation? >I have been extracting resources from a game. When I extracted a >handful of DDS >files, my memory usage shot up and in about 5 seconds the entire system >locked >up, no moving to virtual consoles, no nothing. This kept happening, >every time >I logged into my profile. To investigate I killed all tracker-related >processes. > > * What exactly did you do (or not do) that was effective (or > ineffective)? >I have been able to identify that the misbehaving process is >tracker-extract. I >started running tracker-extract with an rlimit on the DDS files. > > * What was the outcome of this action? >Some files worked fine, some failed under an RLIMIT_AS of 5 GiB but not >under >an RLIMIT_AS of 10 GiB (but it still allocated a not insignificant >amount of >memory) > >Full output from an affected file: > >$ /usr/lib/tracker/tracker-extract -v 2 -f bad.dds >00:57 >** Message: 00:57:52.901: Starting tracker-extract 2.1.6 >** Message: 00:57:52.901: General options: >** Message: 00:57:52.901: Verbosity ............................ 2 >** Message: 00:57:52.901: Sched Idle ........................... 1 >** Message: 00:57:52.901: Max bytes (per file) ................. >1048576 >(tracker-extract:9171): dconf-DEBUG: 00:57:52.901: watch_established: >"/org/freedesktop/tracker/extract/" (establishing: 1) >Setting scheduler policy to SCHED_IDLE >Setting priority nice level to 19 >Loading extractor rules... (/usr/share/tracker-miners/extract-rules) >Extractor rules loaded >MIME type guessed as 'image/x-dds' (from GIO) >../../../glib/gmem.c:105: failed to allocate 65687 bytes > > * What outcome did you expect instead? >Full output from an unaffected file: > >$ /usr/lib/tracker/tracker-extract -v 2 -f good.dds >00:57 >** Message: 00:57:46.382: Starting tracker-extract 2.1.6 >** Message: 00:57:46.382: General options: >** Message: 00:57:46.382: Verbosity ............................ 2 >** Message: 00:57:46.382: Sched Idle ........................... 1 >** Message: 00:57:46.382: Max bytes (per file) ................. >1048576 >(tracker-extract:9113): dconf-DEBUG: 00:57:46.382: watch_established: >"/org/freedesktop/tracker/extract/" (establishing: 1) >Setting scheduler policy to SCHED_IDLE >Setting priority nice level to 19 >Loading extractor rules... (/usr/share/tracker-miners/extract-rules) >Extractor rules loaded >MIME type guessed as 'image/x-dds' (from GIO) >@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> . >@prefix nmm: <http://www.tracker-project.org/temp/nmm#> . >@prefix nfo: ><http://www.semanticdesktop.org/ontologies/2007/03/22/nfo#> . > ><file:///home/.../good.dds> a nfo:Image , >nmm:Photo . > > * Other information >All of the files work with imagemagick display perfectly well, they are >even >the same resolution. > >To remedy the situation, I have deleted all affected DDS files, but I >have kept >a tarball of an affected and an unaffected sample (along with one that >is not >recognized for some reason.) I have attached it to my report. Handle >with care, >especially if you have a desktop with tracker on it. > >-- System Information: >Debian Release: buster/sid > APT prefers testing >APT policy: (990, 'testing'), (500, 'testing-debug'), (500, 'unstable') >Architecture: amd64 (x86_64) >Foreign Architectures: i386 > >Kernel: Linux 4.19.0-4-amd64 (SMP w/4 CPU cores) >Kernel taint flags: TAINT_OOT_MODULE, TAINT_UNSIGNED_MODULE >Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), >LANGUAGE=en_US:en (charmap=UTF-8) >Shell: /bin/sh linked to /bin/dash >Init: systemd (via /run/systemd/system) >LSM: AppArmor: enabled > >Versions of packages tracker-extract depends on: >ii dconf-gsettings-backend [gsettings-backend] 0.30.1-2 >ii libc6 2.28-10 >ii libcue2 2.2.1-2 >ii libexempi8 2.5.0-2 >ii libexif12 0.6.21-5.1 >ii libflac8 1.3.2-3 >ii libgexiv2-2 0.10.9-1 >ii libgif7 5.1.4-3 >ii libglib2.0-0 2.58.3-1 >ii libgsf-1-114 1.14.45-1 >ii libgstreamer-plugins-base1.0-0 1.14.4-1 >ii libgstreamer1.0-0 1.14.4-1 >ii libgxps2 0.3.1-1 >ii libicu63 63.1-6 >ii libiptcdata0 1.0.5-2.1 >ii libjpeg62-turbo 1:1.5.2-2+b1 >ii libosinfo-1.0-0 1.2.0-1 >ii libpng16-16 1.6.36-5 >ii libpoppler-glib8 0.71.0-3 >ii libseccomp2 2.3.3-4 >ii libtagc0 1.11.1+dfsg.1-0.3 >ii libtiff5 4.0.10-4 >ii libtotem-plparser18 3.26.2-1 >ii libtracker-miner-2.0-0 2.1.8-2 >ii libtracker-sparql-2.0-0 2.1.8-2 >ii libvorbisfile3 1.3.6-2 >ii libxml2 2.9.4+dfsg1-7+b3 >ii tracker 2.1.8-2 > >tracker-extract recommends no packages. > >tracker-extract suggests no packages. Bálint Kovács