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Issue 599899 link

Starred by 5 users

Issue metadata

Status: Duplicate
Owner:
Last visit > 30 days ago
Closed: Apr 2016
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 3
Type: Bug



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Received signal 8 FPE_INTDIV while playing certain youtube videos

Reported by respec...@gmail.com, Apr 1 2016

Issue description

UserAgent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2693.2 Safari/537.36

Steps to reproduce the problem:
1. open this video in a tab: https://www.youtube.com/watch?v=hqKafI7Amd8

(I can probably find you more videos like this!)

What is the expected behavior?
can watch video without the tab crashing

What went wrong?
crash after 0-3 seconds

Received signal 8 FPE_INTDIV 5577ec0522eb
#0 0x5577e7abb38e base::debug::StackTrace::StackTrace()
#1 0x5577e7abb739 base::debug::(anonymous namespace)::StackDumpSignalHandler()
#2 0x7f98988c3db0 <unknown>
#3 0x5577ec0522eb vp9_adapt_coef_probs
#4 0x5577ebffc2e5 vp9_decode_frame
#5 0x5577ec001446 vp9_receive_compressed_data
#6 0x5577ebfb4545 frame_worker_hook
#7 0x5577ebfb8bd7 execute
#8 0x5577ebfb4e0c decode_one.isra.8
#9 0x5577ebfb554c decoder_decode
#10 0x5577ebfb5e43 vpx_codec_decode
#11 0x5577ebefa1fb media::VpxVideoDecoder::VpxDecode()
#12 0x5577ebefa760 media::VpxVideoDecoder::DecodeBuffer()
#13 0x5577ebefa9fd media::VpxVideoDecoder::Decode()
#14 0x5577ebf32531 media::DecoderStream<>::Decode()
#15 0x5577ebf35010 media::DecoderStream<>::OnBufferReady()
#16 0x5577ebf317ef base::internal::Invoker<>::Run()
#17 0x5577ebecdf13 _ZN4base8internal7InvokerINS_13IndexSequenceIJLm0ELm1EEEENS0_9BindStateINS_8CallbackIFvN5media13DemuxerStream6StatusERK13scoped_refptrINS6_13DecoderBufferEEELNS0_8CopyModeE1EEESE_JRS8_SD_EEENS0_12InvokeHelperILb0EvSG_EEFvvEE3RunEPNS0_13BindStateBaseE
#18 0x5577e7b2223d base::debug::TaskAnnotator::RunTask()
#19 0x5577e7ad8966 base::MessageLoop::RunTask()
#20 0x5577e7ad94a8 base::MessageLoop::DeferOrRunPendingTask()
#21 0x5577e7ad97b3 base::MessageLoop::DoWork()
#22 0x5577e7adb269 base::MessagePumpDefault::Run()
#23 0x5577e7aefd77 base::RunLoop::Run()
#24 0x5577e7ad7b95 base::MessageLoop::Run()
#25 0x5577e7b080da base::Thread::ThreadMain()
#26 0x5577e7b046cd base::(anonymous namespace)::ThreadFunc()
#27 0x7f98988ba484 start_thread
#28 0x7f989860028d __clone
  r8: 0000000000000080  r9: 00007f988a0ac250 r10: 00000d410f9f8d6e r11: 00000d410fc3011c
 r12: 0000000000000018 r13: 00000000aaaaaaab r14: 0000000000000100 r15: 0000000000000080
  di: 0000000000000000  si: 000000000000007d  bp: 00000d410fc31e5c  bx: 00000d410fc3726a
  dx: 0000000000000000  ax: 0000000000000000  cx: 0000000000000000  sp: 00007f988a0ac238
  ip: 00005577ec0522eb efl: 0000000000010296 cgf: 0000000000000033 erf: 0000000000000000
 trp: 0000000000000000 msk: 0000000000000000 cr2: 0000000000000000
[end of stack trace]
Received signal 8 FPE_INTDIV 5577ec0522eb
#0 0x5577e7abb38e base::debug::StackTrace::StackTrace()
#1 0x5577e7abb739 base::debug::(anonymous namespace)::StackDumpSignalHandler()
#2 0x7f98988c3db0 <unknown>
#3 0x5577ec0522eb vp9_adapt_coef_probs
#4 0x5577ebffc2e5 vp9_decode_frame
#5 0x5577ec001446 vp9_receive_compressed_data
#6 0x5577ebfb4545 frame_worker_hook
#7 0x5577ebfb8bd7 execute
#8 0x5577ebfb4e0c decode_one.isra.8
#9 0x5577ebfb56bd decoder_decode
#10 0x5577ebfb5e43 vpx_codec_decode
#11 0x5577ebefa1fb media::VpxVideoDecoder::VpxDecode()
#12 0x5577ebefa760 media::VpxVideoDecoder::DecodeBuffer()
#13 0x5577ebefa9fd media::VpxVideoDecoder::Decode()
#14 0x5577ebf32531 media::DecoderStream<>::Decode()
#15 0x5577ebf35010 media::DecoderStream<>::OnBufferReady()
#16 0x5577ebf317ef base::internal::Invoker<>::Run()
#17 0x5577ebecdf13 _ZN4base8internal7InvokerINS_13IndexSequenceIJLm0ELm1EEEENS0_9BindStateINS_8CallbackIFvN5media13DemuxerStream6StatusERK13scoped_refptrINS6_13DecoderBufferEEELNS0_8CopyModeE1EEESE_JRS8_SD_EEENS0_12InvokeHelperILb0EvSG_EEFvvEE3RunEPNS0_13BindStateBaseE
#18 0x5577e7b2223d base::debug::TaskAnnotator::RunTask()
#19 0x5577e7ad8966 base::MessageLoop::RunTask()
#20 0x5577e7ad94a8 base::MessageLoop::DeferOrRunPendingTask()
#21 0x5577e7ad97b3 base::MessageLoop::DoWork()
#22 0x5577e7adb269 base::MessagePumpDefault::Run()
#23 0x5577e7aefd77 base::RunLoop::Run()
#24 0x5577e7ad7b95 base::MessageLoop::Run()
#25 0x5577e7b080da base::Thread::ThreadMain()
#26 0x5577e7b046cd base::(anonymous namespace)::ThreadFunc()
#27 0x7f98988ba484 start_thread
#28 0x7f989860028d __clone
  r8: 0000000000000080  r9: 00007f9888a4a250 r10: 00000d410fc4186e r11: 00000d410fc3a11c
 r12: 0000000000000018 r13: 00000000aaaaaaab r14: 0000000000000100 r15: 0000000000000070
  di: 0000000000000000  si: 000000000000007d  bp: 00000d410fc3be5c  bx: 00000d410fc44a6e
  dx: 0000000000000000  ax: 0000000000000000  cx: 0000000000000000  sp: 00007f9888a4a238
  ip: 00005577ec0522eb efl: 0000000000010296 cgf: 0000000000000033 erf: 0000000000000000
 trp: 0000000000000000 msk: 0000000000000000 cr2: 0000000000000000
[end of stack trace]

Crashed report ID: no

How much crashed? Just one tab

Is it a problem with a plugin? No 

Did this work before? Yes in chromium 49 something(but this one didn't have USE=-system-ffmpeg forced! in other words: it used system-ffmpeg, but chrome 51 doesn't)

Chrome version: 51.0.2693.2  Channel: beta
OS Version: 
Flash Version: 

It might've worked on 51.0.2687.0 too... unsure, since I've only been using that one for like 1 day; and this new one 51.0.2693.2 for half a day though.

This happens constantly inside a virtualbox Manjaro chromium - but now looks like it started happening on bare metal too (probably the version).
The chromium inside virtualbox is version: 49.0.2623.87 (hmm, odd, but well, it's in Manjaro so it came precompiled!)
 
$ emerge --info chromium
Portage 2.2.28 (python 3.4.3-final-0, default/linux/amd64/13.0/no-multilib, gcc-5.3.0, glibc-2.22-r3, 4.5.0-rc7 x86_64)
=================================================================
                         System Settings
=================================================================
System uname: Linux-4.5.0-rc7-x86_64-AMD_A6-3400M_APU_with_Radeon-tm-_HD_Graphics-with-gentoo-2.2
KiB Mem:    15875448 total,  11960124 free
KiB Swap:          0 total,         0 free
Timestamp of repository gentoo: Fri, 01 Apr 2016 10:00:02 +0000
sh bash 4.3_p42-r2
ld GNU ld (Gentoo 2.25.1 p1.1) 2.25.1
ccache version 3.2.4 [enabled]
app-shells/bash:          4.3_p42-r2::gentoo
dev-lang/perl:            5.22.1::gentoo
dev-lang/python:          2.7.11-r2::gentoo, 3.4.3-r7::gentoo
dev-util/ccache:          3.2.4::gentoo
dev-util/cmake:           3.5.1::gentoo
dev-util/pkgconfig:       0.29.1::gentoo
sys-apps/baselayout:      2.2::gentoo
sys-apps/openrc:          0.20.5::gentoo
sys-apps/sandbox:         2.10-r2::gentoo
sys-devel/autoconf:       2.13::gentoo, 2.69-r2::gentoo
sys-devel/automake:       1.14.1-r1::gentoo, 1.15-r2::gentoo
sys-devel/binutils:       2.25.1-r1::gentoo
sys-devel/gcc:            5.3.0::gentoo
sys-devel/gcc-config:     1.8-r1::gentoo
sys-devel/libtool:        2.4.6-r2::gentoo
sys-devel/make:           4.1-r1::gentoo
sys-kernel/linux-headers: 4.5::gentoo (virtual/os-headers)
sys-libs/glibc:           2.22-r3::gentoo
Repositories:

gentoo
    location: /usr/portage
    sync-type: rsync
    sync-uri: rsync://rsync.gentoo.org/gentoo-portage
    priority: -1000
    sync-rsync-vcs-ignore: false

tox-overlay
    location: /var/lib/layman/tox-overlay
    masters: gentoo
    priority: 50

ACCEPT_KEYWORDS="amd64 ~amd64"
ACCEPT_LICENSE="@FREE"
CBUILD="x86_64-pc-linux-gnu"
CFLAGS="-O2 -pipe -march=native -g0 -fno-var-tracking-assignments -fomit-frame-pointer -ftrack-macro-expansion=0 -fno-stack-protector -fPIC"
CHOST="x86_64-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/lib64/libreoffice/program/sofficerc /usr/share/gnupg/qualified.txt"
CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/dconf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo"
CXXFLAGS="-O2 -pipe -march=native -g0 -fno-var-tracking-assignments -fomit-frame-pointer -ftrack-macro-expansion=0 -fno-stack-protector -fPIC"
DISTDIR="/usr/portage/distfiles"
FCFLAGS="-O2 -pipe"
FEATURES="assume-digests binpkg-logs ccache cgroup collision-protect config-protect-if-modified distlocks downgrade-backup ebuild-locks fakeroot fixlafiles force-mirror ipc-sandbox merge-sync multilib-strict network-sandbox news nostrip parallel-fetch prelink-checksums preserve-libs sandbox sfperms skiprocheck split-elog split-log strict suidctl unknown-features-warn unmerge-logs userfetch userpriv usersandbox webrsync-gpg"
FFLAGS="-O2 -pipe"
GENTOO_MIRRORS="http://de-mirror.org/gentoo/ http://gd.tuwien.ac.at/opsys/linux/gentoo/ http://ftp.romnet.org/gentoo/ http://tux.rainside.sk/gentoo/  http://www.las.ic.unicamp.br/pub/gentoo/"
INSTALL_MASK="/lib/systemd /lib32/systemd /lib64/systemd /usr/lib/systemd /usr/lib32/systemd /usr/lib64/systemd /etc/systemd"
LANG="en_US.utf8"
LDFLAGS="-Wl,-O1 -Wl,--as-needed"
MAKEOPTS="-j4"
PKGDIR="/usr/portage/packages"
PORTAGE_CONFIGROOT="/"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --omit-dir-times --compress --force --whole-file --delete --stats --human-readable --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages --exclude=/.git"
PORTAGE_TMPDIR="/var/tmp"
USE="3dnow 3dnowext X acl amd64 berkdb bindist btrfs bzip2 cli consolekit crypt cryptsetup cscope cxx dbus device-mapper dri extensions gdbm git gpg gpm gtk3 iconv jpeg lm_sensors lock mmx mmxext modules mosh-hardening ncurses nptl ogg openmp opus pam pcre pie png policykit popcnt pulseaudio qt4 readline seccomp session smp sse sse2 sse3 sse4a ssl ssp startup-notification strong-security xcomposite zlib" ABI_X86="64" ALSA_CARDS="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1x ens1370 ens1371 es1938 es1968 fm801 hda-intel intel8x0 intel8x0m maestro3 trident usb-audio via82xx via82xx-modem ymfpci" APACHE2_MODULES="authn_core authz_core socache_shmcb unixd actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias" CALLIGRA_FEATURES="kexi words flow plan sheets stage tables krita karbon braindump author" CAMERAS="ptp2" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" CPU_FLAGS_X86="3dnow 3dnowext mmx mmxext popcnt sse sse2 sse3 sse4a" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf superstar2 timing tsip tripmate tnt ublox ubx" GRUB_PLATFORMS="pc" INPUT_DEVICES="keyboard synaptics evdev" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php5-5" PYTHON_SINGLE_TARGET="python2_7" PYTHON_TARGETS="python2_7 python3_4" RUBY_TARGETS="ruby20 ruby21" USERLAND="GNU" VIDEO_CARDS="radeon" XFCE_PLUGINS="brightness clock trash battery power" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account"
USE_PYTHON="2.7"
Unset:  CC, CPPFLAGS, CTARGET, CXX, EMERGE_DEFAULT_OPTS, LC_ALL, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS

=================================================================
                        Package Settings
=================================================================

www-client/chromium-51.0.2693.2::gentoo was built with the following:
USE="(pic) proprietary-codecs pulseaudio tcmalloc -cups -custom-cflags (-gn) -gnome -gnome-keyring (-gtk3) -hangouts -hidpi -hotwording -kerberos (-neon) (-selinux) (-system-ffmpeg) -test -widevine" LINGUAS="en_GB -am -ar -bg -bn -ca -cs -da -de -el -es -es_LA -et -fa -fi -fil -fr -gu -he -hi -hr -hu -id -it -ja -kn -ko -lt -lv -ml -mr -ms -nb -nl -pl -pt_BR -pt_PT -ro -ru -sk -sl -sr -sv -sw -ta -te -th -tr -uk -vi -zh_CN -zh_TW"
CFLAGS="-O2 -pipe -march=native -g0 -fno-stack-protector -fPIC"
CXXFLAGS="-O2 -pipe -march=native -g0 -fno-stack-protector -fPIC"


Chromium	51.0.2693.2 (Developer Build) (64-bit)
Revision	14e5724f07402e3683045f0d8c0a965e00998b88
OS	Linux 
Blink	537.36 (@14e5724f07402e3683045f0d8c0a965e00998b88)
JavaScript	V8 5.1.216
Flash	(Disabled)
User Agent	Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2693.2 Safari/537.36
Command Line	chromium-browser --extra-plugin-dir=/usr/lib64/nsbrowser/plugins --disk-cache-dir=/tmp/chromiumcache --disable-sync-preferences --disable-plugins --cipher-suite-blacklist=0x0001,0x0002,0x0004,0x0005,0x0017,0x0018,0xc002,0xc007,0xc00c,0xc011,0xc016,0xff80,0xff81,0xff82,0xff83 --disable-component-extensions-with-background-pages --disable-background-networking --disable-internal-flash --disable-bundled-ppapi-flash --disable-default-apps --ssl-version-min=tls1 --disallow-autofill-sync-credential --disable-device-discovery-notifications --no-pings --disable-media-source --disable-ntp-other-sessions-menu --disable-prefixed-encrypted-media --disable-touch-adjustment --disable-views-rect-based-targeting --disable-webgl --disable-account-consistency --enable-async-dns --enable-deferred-image-decoding --enable-download-resumption --enable-drop-sync-credential --disable-material-design-ntp --disable-new-avatar-menu --disable-new-profile-management --enable-offline-auto-reload-visible-only --disable-offline-auto-reload --enable-offline-load-stale-cache --enable-one-copy --enable-panels --disable-password-generation --enable-permissions-bubbles --disable-extensions-on-chrome-urls --disable-pinch-virtual-viewport --disable-pinch --enable-quic --disable-save-password-bubble --enable-session-crashed-bubble --disable-settings-window --use-simple-cache-backend=off --enable-smooth-scrolling --disable-sync-app-list --disable-sync-synced-notifications --enable-tcp-fastopen --disable-touch-editing --enable-web-based-signin --disable-zero-copy --enable-harfbuzz-rendertext --enable-impl-side-painting --enable-lcd-text --num-raster-threads=4 --disable-origin-chip --disable-overlay-scrollbar --remember-cert-error-decisions=-1 --enable-search-button-in-omnibox-always --disable-spelling-auto-correct --tab-capture-downscale-quality=fast --tab-capture-upscale-quality=fast --touch-events=disabled --wallet-service-use-sandbox=0 --enable-gpu-vsync --show-component-extension-options --disable-gpu-rasterization --disable-hyperlink-auditing --enable-vertical-tabs --disable-gpu -ssl-version-min=tls1 --window-depth=24 --flag-switches-begin --flag-switches-end
Executable Path	No such file or directory
Profile Path	/home/zazdxscf/.config/chromium/Default
Variations	918346b9-3f4a17df
cf5ed6e1-3f4a17df
775ebbd7-3f4a17df
dd4da2fc-3f4a17df
64cbdfc2-3f4a17df
f5dd6118-2f5721af
4ea303a6-3f4a17df
3d7e3f6a-2eb01455
4117e878-23622c9b
30e679f-3f4a17df
ad6d27cc-3e870323
867c4c68-3f4a17df
b0dc61a1-3f4a17df
Cc: rnimmagadda@chromium.org
Labels: Needs-Feedback
Unable to repro this issue on Ubuntu Trusty (14.04) for Google Chrome Dev Version - 51.0.2700.0 

Screen-recording is attached.

@respecing: Could you please re-test the same on a clean profile [chrome://settings -> Add Person] and let us know your observations.

Also, update your Google Chrome Dev Version to latest - 51.0.2700.0

Thank you.
599899.ogv
5.4 MB Download
I will gladly test with clean profile and that latest chromium, but I will have to first wait until it is available in gentoo:

# equery m chromium
 * www-client/chromium [gentoo]
Maintainer:  chromium@gentoo.org (Chromium in Gentoo Project)
Upstream:    None specified
Homepage:    http://chromium.org/
Location:    /usr/portage/www-client/chromium
Keywords:    49.0.2623.108:0: amd64 x86
Keywords:    50.0.2661.37:0: 
Keywords:    50.0.2661.57:0: 
Keywords:    51.0.2687.0:0: 
Keywords:    51.0.2693.2:0: ~amd64 ~arm ~arm64 ~x86
License:     BSD

However, clean profile on my current (51.0.2693.2) it's still crashing.

I'll let you know as soon as I can. Thanks for the help!
Project Member

Comment 5 by sheriffbot@chromium.org, Apr 6 2016

Labels: -Needs-Feedback Needs-Review
Owner: rnimmagadda@chromium.org
Thank you for providing more feedback. Adding requester "rnimmagadda@chromium.org" for another review and adding "Needs-Review" label for tracking.

For more details visit https://sites.google.com/a/chromium.org/dev/issue-tracking/autotriage - Your friendly Sheriffbot
No no! Not yet, @sheriffbot ! #undo ? Dang it! :))
Labels: -Needs-Review Needs-Feedback
Owner: ----
@respecing: Please let us know once you receive the latest update for Gentoo and update us accordingly.

Thank you.
Still happening!

Chromium	51.0.2700.0 (Developer Build) (64-bit)
Revision	541248e70e5a27758c6e7d875e1016c3559818c6
OS	Linux 
Blink	537.36 (@541248e70e5a27758c6e7d875e1016c3559818c6)
JavaScript	V8 5.1.268
Flash	(Disabled)
User Agent	Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2700.0 Safari/537.36
Command Line	chromium-browser --extra-plugin-dir=/usr/lib64/nsbrowser/plugins --disk-cache-dir=/tmp/chromiumcache --disable-sync-preferences --disable-plugins --cipher-suite-blacklist=0x0001,0x0002,0x0004,0x0005,0x0017,0x0018,0xc002,0xc007,0xc00c,0xc011,0xc016,0xff80,0xff81,0xff82,0xff83 --disable-component-extensions-with-background-pages --disable-background-networking --disable-internal-flash --disable-bundled-ppapi-flash --disable-default-apps --ssl-version-min=tls1 --disallow-autofill-sync-credential --disable-device-discovery-notifications --no-pings --disable-media-source --disable-ntp-other-sessions-menu --disable-prefixed-encrypted-media --disable-touch-adjustment --disable-views-rect-based-targeting --disable-webgl --disable-account-consistency --enable-async-dns --enable-deferred-image-decoding --enable-download-resumption --enable-drop-sync-credential --disable-material-design-ntp --disable-new-avatar-menu --disable-new-profile-management --enable-offline-auto-reload-visible-only --disable-offline-auto-reload --enable-offline-load-stale-cache --enable-one-copy --enable-panels --disable-password-generation --enable-permissions-bubbles --disable-extensions-on-chrome-urls --disable-pinch-virtual-viewport --disable-pinch --enable-quic --disable-save-password-bubble --enable-session-crashed-bubble --disable-settings-window --use-simple-cache-backend=off --enable-smooth-scrolling --disable-sync-app-list --disable-sync-synced-notifications --enable-tcp-fastopen --disable-touch-editing --enable-web-based-signin --disable-zero-copy --enable-harfbuzz-rendertext --enable-impl-side-painting --enable-lcd-text --num-raster-threads=4 --disable-origin-chip --disable-overlay-scrollbar --remember-cert-error-decisions=-1 --enable-search-button-in-omnibox-always --disable-spelling-auto-correct --tab-capture-downscale-quality=fast --tab-capture-upscale-quality=fast --touch-events=disabled --wallet-service-use-sandbox=0 --enable-gpu-vsync --show-component-extension-options --disable-gpu-rasterization --disable-hyperlink-auditing --enable-vertical-tabs --disable-gpu -ssl-version-min=tls1 --window-depth=24 --flag-switches-begin --flag-switches-end
Executable Path	No such file or directory
Profile Path	/home/zazdxscf/.config/chromium/Default
Variations	85c66937-3f4a17df
775ebbd7-3f4a17df
dd4da2fc-3f4a17df
64cbdfc2-3f4a17df
4ea303a6-3f4a17df
d5b671a5-3f4a17df
4117e878-23622c9b
30e679f-3f4a17df
ad6d27cc-3e870323
867c4c68-3f4a17df
d747916f-d747916f


[1013:1081:0408/171733:ERROR:ssl_client_socket_openssl.cc(1131)] handshake failed; returned -1, SSL error code 1, net_error -102
[1:1:0408/171733:ERROR:PlatformKeyboardEvent.cpp(117)] Not implemented reached in static blink::PlatformEvent::Modifiers blink::PlatformKeyboardEvent::getCurrentModifierState()
[1:1:0408/171734:ERROR:PlatformKeyboardEvent.cpp(117)] Not implemented reached in static blink::PlatformEvent::Modifiers blink::PlatformKeyboardEvent::getCurrentModifierState()
Received signal 8 FPE_INTDIV 5598d1fe34ab
#0 0x5598cdb34fce base::debug::StackTrace::StackTrace()
#1 0x5598cdb35379 base::debug::(anonymous namespace)::StackDumpSignalHandler()
#2 0x7f5494af7db0 <unknown>
#3 0x5598d1fe34ab vp9_adapt_coef_probs
#4 0x5598d1f8d3e5 vp9_decode_frame
#5 0x5598d1f92419 vp9_receive_compressed_data
#6 0x5598d1f455c5 frame_worker_hook
#7 0x5598d1f49c57 execute
#8 0x5598d1f45e8c decode_one.isra.8
#9 0x5598d1f4673d decoder_decode
#10 0x5598d1f46ec3 vpx_codec_decode
#11 0x5598d1e8aedb media::VpxVideoDecoder::VpxDecode()
#12 0x5598d1e8b440 media::VpxVideoDecoder::DecodeBuffer()
#13 0x5598d1e8b6dd media::VpxVideoDecoder::Decode()
#14 0x5598d1ec36f1 media::DecoderStream<>::Decode()
#15 0x5598d1ec61d0 media::DecoderStream<>::OnBufferReady()
#16 0x5598d1ec29af base::internal::Invoker<>::Run()
#17 0x5598d1e5db93 _ZN4base8internal7InvokerINS_13IndexSequenceIJLm0ELm1EEEENS0_9BindStateINS_8CallbackIFvN5media13DemuxerStream6StatusERK13scoped_refptrINS6_13DecoderBufferEEELNS0_8CopyModeE1EEESE_JRS8_SD_EEENS0_12InvokeHelperILb0EvSG_EEFvvEE3RunEPNS0_13BindStateBaseE
#18 0x5598cdb9c4bd base::debug::TaskAnnotator::RunTask()
#19 0x5598cdb525bb base::MessageLoop::RunTask()
#20 0x5598cdb53168 base::MessageLoop::DeferOrRunPendingTask()
#21 0x5598cdb53473 base::MessageLoop::DoWork()
#22 0x5598cdb54f29 base::MessagePumpDefault::Run()
#23 0x5598cdb69a37 base::RunLoop::Run()
#24 0x5598cdb517d5 base::MessageLoop::Run()
#25 0x5598cdb81d9a base::Thread::ThreadMain()
#26 0x5598cdb7e38d base::(anonymous namespace)::ThreadFunc()
#27 0x7f5494aee484 start_thread
#28 0x7f549483428d __clone
  r8: 0000000000000080  r9: 00007f54879e2250 r10: 000012f5cf98a86e r11: 000012f5cf98311c
 r12: 0000000000000018 r13: 00000000aaaaaaab r14: 0000000000000100 r15: 0000000000000070
  di: 0000000000000000  si: 000000000000006d  bp: 000012f5cf984e5c  bx: 000012f5cf98da6e
  dx: 0000000000000000  ax: 0000000000000000  cx: 0000000000000000  sp: 00007f54879e2238
  ip: 00005598d1fe34ab efl: 0000000000010296 cgf: 0000000000000033 erf: 0000000000000000
 trp: 0000000000000000 msk: 0000000000000000 cr2: 0000000000000000
[end of stack trace]
[1:1:0408/171826:ERROR:PlatformKeyboardEvent.cpp(117)] Not implemented reached in static blink::PlatformEvent::Modifiers blink::PlatformKeyboardEvent::getCurrentModifierState()
[1:1:0408/171833:ERROR:PlatformKeyboardEvent.cpp(117)] Not implemented reached in static blink::PlatformEvent::Modifiers blink::PlatformKeyboardEvent::getCurrentModifierState()
[1:1:0408/171835:ERROR:PlatformKeyboardEvent.cpp(117)] Not implemented reached in static blink::PlatformEvent::Modifiers blink::PlatformKeyboardEvent::getCurrentModifierState()
[1:1:0408/171838:ERROR:PlatformKeyboardEvent.cpp(117)] Not implemented reached in static blink::PlatformEvent::Modifiers blink::PlatformKeyboardEvent::getCurrentModifierState()
[1:1:0408/171838:ERROR:PlatformKeyboardEvent.cpp(117)] Not implemented reached in static blink::PlatformEvent::Modifiers blink::PlatformKeyboardEvent::getCurrentModifierState()
[1:1:0408/171857:ERROR:PlatformKeyboardEvent.cpp(117)] Not implemented reached in static blink::PlatformEvent::Modifiers blink::PlatformKeyboardEvent::getCurrentModifierState()


What did you use to take a video? Do you need a video of it?
Or should I enable something like -ggdb flags? (no idea if that works yet)
What can I do?

I know(ok, guessing) this would get fixed if only I could make chromium use system-ffmpeg (like it used to) but even after editing away the restricting lines from the ebuild, I cannot get that flag to be enabled!
In other words, my guess is that the chromium embedded ffmpeg is the culprit, and the system's ffmpeg would work just fine! (if only I could make emerge use it!)

They've masked the system-ffmpeg flag because it gives this compilation error when used: https://bugs.gentoo.org/show_bug.cgi?id=576372

I'm currently trying to use it anyway :D
I have tried with system-ffmpeg too just now, and the issue still occurred:

Received signal 8 FPE_INTDIV 559ad0c52c2b
#0 0x559acc8cceae base::debug::StackTrace::StackTrace()
#1 0x559acc8cd259 base::debug::(anonymous namespace)::StackDumpSignalHandler()
#2 0x7fc0cafd5db0 <unknown>
#3 0x559ad0c52c2b vp9_adapt_coef_probs
#4 0x559ad0bfcb65 vp9_decode_frame
#5 0x559ad0c01b99 vp9_receive_compressed_data
#6 0x559ad0bb4d45 frame_worker_hook
#7 0x559ad0bb93d7 execute
#8 0x559ad0bb560c decode_one.isra.8
#9 0x559ad0bb5ebd decoder_decode
#10 0x559ad0bb6643 vpx_codec_decode
#11 0x559ad0afa0db media::VpxVideoDecoder::VpxDecode()
#12 0x559ad0afa640 media::VpxVideoDecoder::DecodeBuffer()
#13 0x559ad0afa8dd media::VpxVideoDecoder::Decode()
#14 0x559ad0b328d1 media::DecoderStream<>::Decode()
#15 0x559ad0b353b0 media::DecoderStream<>::OnBufferReady()
#16 0x559ad0b31b8f base::internal::Invoker<>::Run()
#17 0x559ad0accd53 _ZN4base8internal7InvokerINS_13IndexSequenceIJLm0ELm1EEEENS0_9BindStateINS_8CallbackIFvN5media13DemuxerStream6StatusERK13scoped_refptrINS6_13DecoderBufferEEELNS0_8CopyModeE1EEESE_JRS8_SD_EEENS0_12InvokeHelperILb0EvSG_EEFvvEE3RunEPNS0_13BindStateBaseE
#18 0x559acc93439d base::debug::TaskAnnotator::RunTask()
#19 0x559acc8ea49b base::MessageLoop::RunTask()
#20 0x559acc8eb048 base::MessageLoop::DeferOrRunPendingTask()
#21 0x559acc8eb353 base::MessageLoop::DoWork()
#22 0x559acc8ece09 base::MessagePumpDefault::Run()
#23 0x559acc901917 base::RunLoop::Run()
#24 0x559acc8e96b5 base::MessageLoop::Run()
#25 0x559acc919c7a base::Thread::ThreadMain()
#26 0x559acc91626d base::(anonymous namespace)::ThreadFunc()
#27 0x7fc0cafcc484 start_thread
#28 0x7fc0cad1228d __clone
  r8: 0000000000000080  r9: 00007fc0ba189250 r10: 0000298ddb91ad6e r11: 0000298ddf08e11c
 r12: 0000000000000018 r13: 00000000aaaaaaab r14: 0000000000000100 r15: 0000000000000070
  di: 0000000000000000  si: 000000000000007d  bp: 0000298ddf08fe5c  bx: 0000298ddef4ea6e
  dx: 0000000000000000  ax: 0000000000000000  cx: 0000000000000000  sp: 00007fc0ba189238
  ip: 0000559ad0c52c2b efl: 0000000000010296 cgf: 0000000000000033 erf: 0000000000000000
 trp: 0000000000000000 msk: 0000000000000000 cr2: 0000000000000000
[end of stack trace]


Note: I used this info here https://bugs.gentoo.org/show_bug.cgi?id=576372#c1
in order to successfully compile with system-ffmpeg on gentoo (normally it's with embedded ffmpeg)


Components: Internals>Media>Video
Project Member

Comment 13 by sheriffbot@chromium.org, Apr 9 2016

Labels: -Needs-Feedback Needs-Review
Owner: rnimmagadda@chromium.org
Thank you for providing more feedback. Adding requester "rnimmagadda@chromium.org" for another review and adding "Needs-Review" label for tracking.

For more details visit https://sites.google.com/a/chromium.org/dev/issue-tracking/autotriage - Your friendly Sheriffbot
Labels: -Needs-Review Te-NeedsFurtherTriage
Owner: ----
I've recompiled chromium with -ggdb and other stuff, I've an almost 4G exexcutable
real	432m27.446s
user	1315m17.292s
sys	236m37.841s

But it's useless because I got the same stacktrace ...
Received signal 8 FPE_INTDIV 55b3dff4eb43
#0 0x55b3daf22465 base::debug::StackTrace::StackTrace()
#1 0x55b3daf228db base::debug::(anonymous namespace)::StackDumpSignalHandler()
#2 0x7f54e8e0ddb0 <unknown>
#3 0x55b3dff4eb43 vp9_adapt_coef_probs
#4 0x55b3dfef07d0 vp9_decode_frame
#5 0x55b3dfef5ead vp9_receive_compressed_data
#6 0x55b3dfea52f7 frame_worker_hook
#7 0x55b3dfeaa56e execute
#8 0x55b3dfea5ddd decode_one.isra.8
#9 0x55b3dfea6619 decoder_decode
#10 0x55b3dfea704b vpx_codec_decode
#11 0x55b3dfdce4ad media::VpxVideoDecoder::VpxDecode()
#12 0x55b3dfdcea96 media::VpxVideoDecoder::DecodeBuffer()
#13 0x55b3dfdced34 media::VpxVideoDecoder::Decode()
#14 0x55b3dfe111d8 media::DecoderStream<>::Decode()
#15 0x55b3dfe14549 media::DecoderStream<>::OnBufferReady()
#16 0x55b3dfe10060 base::internal::Invoker<>::Run()
#17 0x55b3dfd99fa2 _ZN4base8internal7InvokerINS_13IndexSequenceIJLm0ELm1EEEENS0_9BindStateINS_8CallbackIFvN5media13DemuxerStream6StatusERK13scoped_refptrINS6_13DecoderBufferEEELNS0_8CopyModeE1EEESE_JRS8_SD_EEENS0_12InvokeHelperILb0EvSG_EEFvvEE3RunEPNS0_13BindStateBaseE
#18 0x55b3dafa2054 base::debug::TaskAnnotator::RunTask()
#19 0x55b3daf46994 base::MessageLoop::RunTask()
#20 0x55b3daf47738 base::MessageLoop::DeferOrRunPendingTask()
#21 0x55b3daf47abf base::MessageLoop::DoWork()
#22 0x55b3daf49a89 base::MessagePumpDefault::Run()
#23 0x55b3daf63bc5 base::RunLoop::Run()
#24 0x55b3daf4576c base::MessageLoop::Run()
#25 0x55b3daf81070 base::Thread::ThreadMain()
#26 0x55b3daf7c6e5 base::(anonymous namespace)::ThreadFunc()
#27 0x7f54e8e04484 start_thread
#28 0x7f54e8b4a28d __clone
  r8: 0000000000000080  r9: 00007f54d97c3050 r10: 00001654ea7da4c4 r11: 00001654ee16f83c
 r12: 00001654ee171c24 r13: 00000000aaaaaaab r14: 0000000000000100 r15: 0000000000000070
  di: 0000000000000002  si: 0000000000000046  bp: 00007f54d97c30a0  bx: 00001654ee1768c4
  dx: 0000000000000000  ax: 0000000000000000  cx: 0000000000000000  sp: 00007f54d97c2fc0
  ip: 000055b3dff4eb43 efl: 0000000000010297 cgf: 002b000000000033 erf: 0000000000000000
 trp: 0000000000000000 msk: 0000000000000000 cr2: 0000000000000000
[end of stack trace]


I'll try to find a way to get it to dump core, which would've been useful!
Any ideas are welcome!
I am able to run chromium through gdb, but because it is intercepting its own crashes, I fail to do get anything with gdb! (+I've limited gdb knowledge!)

$ gdb /usr/lib64/chromium-browser/chrome
GNU gdb (Gentoo 7.11 vanilla) 7.11
Copyright (C) 2016 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-pc-linux-gnu".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
<https://bugs.gentoo.org/>.
Find the GDB manual and other documentation resources online at:
<http://www.gnu.org/software/gdb/documentation/>.
For help, type "help".
Type "apropos word" to search for commands related to "word"...
Reading symbols from /usr/lib64/chromium-browser/chrome...done.
(gdb) run --extra-plugin-dir=/usr/lib64/nsbrowser/plugins --disk-cache-dir=/tmp/chromiumcache --disable-sync-preferences --disable-plugins --cipher-suite-blacklist=0x0001,0x0002,0x0004,0x0005,0x0017,0x0018,0xc002,0xc007,0xc00c,0xc011,0xc016,0xff80,0xff81,0xff82,0xff83 --disable-component-extensions-with-background-pages --disable-background-networking --disable-internal-flash --disable-bundled-ppapi-flash --disable-default-apps --ssl-version-min=tls1 --disallow-autofill-sync-credential --disable-device-discovery-notifications --no-pings --disable-media-source --disable-ntp-other-sessions-menu --disable-prefixed-encrypted-media --disable-touch-adjustment --disable-views-rect-based-targeting --disable-webgl --disable-account-consistency --enable-async-dns --enable-deferred-image-decoding --enable-download-resumption --enable-drop-sync-credential --disable-material-design-ntp --disable-new-avatar-menu --disable-new-profile-management --enable-offline-auto-reload-visible-only --disable-offline-auto-reload --enable-offline-load-stale-cache --enable-one-copy --enable-panels --disable-password-generation --enable-permissions-bubbles --disable-extensions-on-chrome-urls --disable-pinch-virtual-viewport --disable-pinch --enable-quic --disable-save-password-bubble --enable-session-crashed-bubble --disable-settings-window --use-simple-cache-backend=off --enable-smooth-scrolling --disable-sync-app-list --disable-sync-synced-notifications --enable-tcp-fastopen --disable-touch-editing --enable-web-based-signin --disable-zero-copy --enable-harfbuzz-rendertext --enable-impl-side-painting --enable-lcd-text --num-raster-threads=4 --disable-origin-chip --disable-overlay-scrollbar --remember-cert-error-decisions=-1 --enable-search-button-in-omnibox-always --disable-spelling-auto-correct --tab-capture-downscale-quality=fast --tab-capture-upscale-quality=fast --touch-events=disabled --wallet-service-use-sandbox=0 --enable-gpu-vsync --show-component-extension-options --disable-gpu-rasterization --disable-hyperlink-auditing --enable-vertical-tabs --disable-gpu -ssl-version-min=tls1
Starting program: /usr/lib64/chromium-browser/chrome --extra-plugin-dir=/usr/lib64/nsbrowser/plugins --disk-cache-dir=/tmp/chromiumcache --disable-sync-preferences --disable-plugins --cipher-suite-blacklist=0x0001,0x0002,0x0004,0x0005,0x0017,0x0018,0xc002,0xc007,0xc00c,0xc011,0xc016,0xff80,0xff81,0xff82,0xff83 --disable-component-extensions-with-background-pages --disable-background-networking --disable-internal-flash --disable-bundled-ppapi-flash --disable-default-apps --ssl-version-min=tls1 --disallow-autofill-sync-credential --disable-device-discovery-notifications --no-pings --disable-media-source --disable-ntp-other-sessions-menu --disable-prefixed-encrypted-media --disable-touch-adjustment --disable-views-rect-based-targeting --disable-webgl --disable-account-consistency --enable-async-dns --enable-deferred-image-decoding --enable-download-resumption --enable-drop-sync-credential --disable-material-design-ntp --disable-new-avatar-menu --disable-new-profile-management --enable-offline-auto-reload-visible-only --disable-offline-auto-reload --enable-offline-load-stale-cache --enable-one-copy --enable-panels --disable-password-generation --enable-permissions-bubbles --disable-extensions-on-chrome-urls --disable-pinch-virtual-viewport --disable-pinch --enable-quic --disable-save-password-bubble --enable-session-crashed-bubble --disable-settings-window --use-simple-cache-backend=off --enable-smooth-scrolling --disable-sync-app-list --disable-sync-synced-notifications --enable-tcp-fastopen --disable-touch-editing --enable-web-based-signin --disable-zero-copy --enable-harfbuzz-rendertext --enable-impl-side-painting --enable-lcd-text --num-raster-threads=4 --disable-origin-chip --disable-overlay-scrollbar --remember-cert-error-decisions=-1 --enable-search-button-in-omnibox-always --disable-spelling-auto-correct ---Type <return> to continue, or q <return> to quit---
--tab-capture-downscale-quality=fast --tab-capture-upscale-quality=fast --touch-events=disabled --wallet-service-use-sandbox=0 --enable-gpu-vsync --show-component-extension-options --disable-gpu-rasterization --disable-hyperlink-auditing --enable-vertical-tabs --disable-gpu -ssl-version-min=tls1
---Type <return> to continue, or q <return> to quit---[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib64/libthread_db.so.1".
[New Thread 0x7fffe69d1700 (LWP 19135)]
[New Thread 0x7fffe61d0700 (LWP 19140)]
[New Thread 0x7fffe4b68700 (LWP 19141)]
[New Thread 0x7fffe4367700 (LWP 19142)]
[New Thread 0x7fffe3b66700 (LWP 19143)]
[New Thread 0x7ffff7e43700 (LWP 19144)]
[New Thread 0x7fffe3365700 (LWP 19145)]
[New Thread 0x7fffe2b64700 (LWP 19146)]
[New Thread 0x7fffe1129700 (LWP 19147)]
[New Thread 0x7fffe0928700 (LWP 19148)]
[New Thread 0x7fffe0127700 (LWP 19149)]
[New Thread 0x7fffdf926700 (LWP 19150)]
[New Thread 0x7fffdf125700 (LWP 19151)]
[New Thread 0x7fffde924700 (LWP 19152)]
[New Thread 0x7fffde123700 (LWP 19153)]
[New Thread 0x7fffdd922700 (LWP 19154)]
[New Thread 0x7fffdd121700 (LWP 19155)]
[New Thread 0x7fffdaf89700 (LWP 19159)]
[New Thread 0x7fffd2786700 (LWP 19160)]
[New Thread 0x7fffd1d07700 (LWP 19168)]
[New Thread 0x7fffd14e6700 (LWP 19169)]
[New Thread 0x7fffd03e3700 (LWP 19170)]
[Thread 0x7fffd03e3700 (LWP 19170) exited]
[New Thread 0x7fffcfbe2700 (LWP 19171)]
[New Thread 0x7fffcf3a0700 (LWP 19172)]
[New Thread 0x7fffceaba700 (LWP 19173)]
[New Thread 0x7fffce2b9700 (LWP 19182)]
[New Thread 0x7fffcd80e700 (LWP 19208)]
[New Thread 0x7fffcbd26700 (LWP 19335)]
[New Thread 0x7fffcb525700 (LWP 19355)]
[New Thread 0x7fffca8e3700 (LWP 19410)]
[New Thread 0x7fffd03e3700 (LWP 19441)]
Received signal 8 FPE_INTDIV 55555b5b4b43
#0 0x555556588465 base::debug::StackTrace::StackTrace()
#1 0x5555565888db base::debug::(anonymous namespace)::StackDumpSignalHandler()
#2 0x7fffeed8edb0 <unknown>
#3 0x55555b5b4b43 vp9_adapt_coef_probs
#4 0x55555b5567d0 vp9_decode_frame
#5 0x55555b55bead vp9_receive_compressed_data
#6 0x55555b50b2f7 frame_worker_hook
#7 0x55555b51056e execute
#8 0x55555b50bddd decode_one.isra.8
#9 0x55555b50c780 decoder_decode
#10 0x55555b50d04b vpx_codec_decode
#11 0x55555b4344ad media::VpxVideoDecoder::VpxDecode()
#12 0x55555b434a96 media::VpxVideoDecoder::DecodeBuffer()
#13 0x55555b434d34 media::VpxVideoDecoder::Decode()
#14 0x55555b4771d8 media::DecoderStream<>::Decode()
#15 0x55555b47a549 media::DecoderStream<>::OnBufferReady()
#16 0x55555b476060 base::internal::Invoker<>::Run()
#17 0x55555b3fffa2 _ZN4base8internal7InvokerINS_13IndexSequenceIJLm0ELm1EEEENS0_9BindStateINS_8CallbackIFvN5media13DemuxerStream6StatusERK13scoped_refptrINS6_13DecoderBufferEEELNS0_8CopyModeE1EEESE_JRS8_SD_EEENS0_12InvokeHelperILb0EvSG_EEFvvEE3RunEPNS0_13BindStateBaseE
#18 0x555556608054 base::debug::TaskAnnotator::RunTask()
#19 0x5555565ac994 base::MessageLoop::RunTask()
#20 0x5555565ad738 base::MessageLoop::DeferOrRunPendingTask()
#21 0x5555565adabf base::MessageLoop::DoWork()
#22 0x5555565afa89 base::MessagePumpDefault::Run()
#23 0x5555565c9bc5 base::RunLoop::Run()
#24 0x5555565ab76c base::MessageLoop::Run()
#25 0x5555565e7070 base::Thread::ThreadMain()
#26 0x5555565e26e5 base::(anonymous namespace)::ThreadFunc()
#27 0x7fffeed85484 start_thread
#28 0x7fffeeacb28d __clone
  r8: 0000000000000080  r9: 00007fffdef36050 r10: 000011f281e556f1 r11: 000011f28562a92c
 r12: 000011f28562cc60 r13: 00000000aaaaaaab r14: 0000000000000100 r15: 0000000000000070
  di: 0000000000000002  si: 0000000000000026  bp: 00007fffdef360a0  bx: 000011f2856318f1
  dx: 0000000000000000  ax: 0000000000000000  cx: 0000000000000000  sp: 00007fffdef35fc0
  ip: 000055555b5b4b43 efl: 0000000000010297 cgf: 002b000000000033 erf: 0000000000000000
 trp: 0000000000000000 msk: 0000000000000000 cr2: 0000000000000000
[end of stack trace]
[Thread 0x7fffd03e3700 (LWP 19441) exited]
[New Thread 0x7fffd03e3700 (LWP 19558)]
[New Thread 0x7fffc9c22700 (LWP 19559)]


I am currently re-compiling chromium, as per this seemingly outdated instructions:
"
On Linux

Breakpad is compiled in, but is not enabled by default. See IsCrashReportingEnabled() in chrome_browser_main_linux.cc for details on when it is enabled.

Set the gyp variable (GYP_DEFINES) linux_dump_symbols=1 to dump the debugging symbols for the chrome binary in the Breakpad symbol format as part of a build.
" src: https://www.chromium.org/developers/crash-reports#TOC-Enabling-Breakpad

outdated because: IsCrashReportingEnabled doesn't exist in that file!
But I did set linux_dump_symbols=1 for this run... the sad part is that this doesn't use my previous ccache now. AND I'm not sure if it'll do what I want (crash dump?).

These are all instances of that string:
# grep -nr IsCrashReportingEnabled `find . -iname \*.cc`
./chromium-51.0.2700.0/chrome/renderer/pepper/pepper_uma_host.cc:101:        PpapiHostMsg_UMA_IsCrashReportingEnabled, OnIsCrashReportingEnabled)
./chromium-51.0.2700.0/chrome/renderer/pepper/pepper_uma_host.cc:213:int32_t PepperUMAHost::OnIsCrashReportingEnabled(
./chromium-51.0.2700.0/chrome/renderer/pepper/pepper_uma_host.cc:219:      new ChromeViewHostMsg_IsCrashReportingEnabled(&enabled));
./chromium-51.0.2700.0/chrome/browser/extensions/api/metrics_private/metrics_private_api.cc:22:namespace GetIsCrashReportingEnabled =
./chromium-51.0.2700.0/chrome/browser/extensions/api/metrics_private/metrics_private_api.cc:23:    api::metrics_private::GetIsCrashReportingEnabled;
./chromium-51.0.2700.0/chrome/browser/extensions/api/metrics_private/metrics_private_api.cc:44:bool MetricsPrivateGetIsCrashReportingEnabledFunction::RunSync() {
./chromium-51.0.2700.0/chrome/browser/renderer_host/chrome_render_message_filter.cc:80:    IPC_MESSAGE_HANDLER(ChromeViewHostMsg_IsCrashReportingEnabled,
./chromium-51.0.2700.0/chrome/browser/renderer_host/chrome_render_message_filter.cc:81:                        OnIsCrashReportingEnabled)
./chromium-51.0.2700.0/chrome/browser/renderer_host/chrome_render_message_filter.cc:97:    case ChromeViewHostMsg_IsCrashReportingEnabled::ID:
./chromium-51.0.2700.0/chrome/browser/renderer_host/chrome_render_message_filter.cc:335:void ChromeRenderMessageFilter::OnIsCrashReportingEnabled(bool* enabled) {
./chromium-51.0.2700.0/ppapi/thunk/ppb_uma_private_thunk.cc:62:int32_t IsCrashReportingEnabled(PP_Instance instance,
./chromium-51.0.2700.0/ppapi/thunk/ppb_uma_private_thunk.cc:64:  VLOG(4) << "PPB_UMA_Private::IsCrashReportingEnabled()";
./chromium-51.0.2700.0/ppapi/thunk/ppb_uma_private_thunk.cc:69:      enter.functions()->IsCrashReportingEnabled(instance, enter.callback()));
./chromium-51.0.2700.0/ppapi/thunk/ppb_uma_private_thunk.cc:74:    &IsCrashReportingEnabled};
./chromium-51.0.2700.0/ppapi/cpp/private/uma_private.cc:71:int32_t UMAPrivate::IsCrashReportingEnabled(const CompletionCallback& cc) {
./chromium-51.0.2700.0/ppapi/cpp/private/uma_private.cc:76:      IsCrashReportingEnabled(instance_, cc.pp_completion_callback());
./chromium-51.0.2700.0/ppapi/proxy/uma_private_resource.cc:87:int32_t UMAPrivateResource::IsCrashReportingEnabled(
./chromium-51.0.2700.0/ppapi/proxy/uma_private_resource.cc:93:  Call<PpapiPluginMsg_UMA_IsCrashReportingEnabledReply>(
./chromium-51.0.2700.0/ppapi/proxy/uma_private_resource.cc:95:      PpapiHostMsg_UMA_IsCrashReportingEnabled(),
./chromium-51.0.2700.0/ppapi/proxy/uma_private_resource.cc:96:      base::Bind(&UMAPrivateResource::OnPluginMsgIsCrashReportingEnabled,
./chromium-51.0.2700.0/ppapi/proxy/uma_private_resource.cc:101:void UMAPrivateResource::OnPluginMsgIsCrashReportingEnabled(


I'll probably just give up after this...

Looks like I'm able to get *.dmp files by just running:
CHROME_HEADLESS=1 chro

And chro eventually runs this:

exec -a chromium-browser /usr/lib64/chromium-browser/chrome --extra-plugin-dir=/usr/lib64/nsbrowser/plugins --disk-cache-dir=/tmp/chromiumcache --disable-sync-preferences --disable-plugins --cipher-suite-blacklist=0x0001,0x0002,0x0004,0x0005,0x0017,0x0018,0xc002,0xc007,0xc00c,0xc011,0xc016,0xff80,0xff81,0xff82,0xff83 --disable-component-extensions-with-background-pages --disable-background-networking --disable-internal-flash --disable-bundled-ppapi-flash --disable-default-apps --ssl-version-min=tls1 --disallow-autofill-sync-credential --disable-device-discovery-notifications --no-pings --disable-media-source --disable-ntp-other-sessions-menu --disable-prefixed-encrypted-media --disable-touch-adjustment --disable-views-rect-based-targeting --disable-webgl --disable-account-consistency --enable-async-dns --enable-deferred-image-decoding --enable-download-resumption --enable-drop-sync-credential --disable-material-design-ntp --disable-new-avatar-menu --disable-new-profile-management --enable-offline-auto-reload-visible-only --disable-offline-auto-reload --enable-offline-load-stale-cache --enable-one-copy --enable-panels --disable-password-generation --enable-permissions-bubbles --disable-extensions-on-chrome-urls --disable-pinch-virtual-viewport --disable-pinch --enable-quic --disable-save-password-bubble --enable-session-crashed-bubble --disable-settings-window --use-simple-cache-backend=off --enable-smooth-scrolling --disable-sync-app-list --disable-sync-synced-notifications --enable-tcp-fastopen --disable-touch-editing --enable-web-based-signin --disable-zero-copy --enable-harfbuzz-rendertext --enable-impl-side-painting --enable-lcd-text --num-raster-threads=4 --disable-origin-chip --disable-overlay-scrollbar --remember-cert-error-decisions=-1 --enable-search-button-in-omnibox-always --disable-spelling-auto-correct --tab-capture-downscale-quality=fast --tab-capture-upscale-quality=fast --touch-events=disabled --wallet-service-use-sandbox=0 --enable-gpu-vsync --show-component-extension-options --disable-gpu-rasterization --disable-hyperlink-auditing --enable-vertical-tabs --disable-gpu -ssl-version-min=tls1


(Meanwhile what I said in the prev. comment is still compiling.)

I've no idea what to do with the *.dmp files, but here they are:

chromium-renderer-minidump-bad3c6cd2818fa0a.dmp
286 KB Download
chromium-renderer-minidump-bbb844add5beac15.dmp
273 KB Download
And after the above, going to chrome://crash/ will crash the tab, here's the two more *.dmp from crashing chrome://crash/ twice
(probably a different issue?)

Usually it would just say that crashing is disabled and that crash reports are not available in Chromium.

chromium-renderer-minidump-b04f93b81926a991.dmp
200 KB Download
chromium-renderer-minidump-d99f562044529f29.dmp
300 KB Download
meanwhile, recompilation finished
real	431m16.073s
user	1300m3.412s
sys	232m9.845s

And now it doesn't crash anymore grrrr.... 
So the only thing that changes was:
"
Set the gyp variable (GYP_DEFINES) linux_dump_symbols=1 to dump the debugging symbols for the chrome binary in the Breakpad symbol format as part of a build.
"

# colordiff -up /tmp/chromium-51.0.2700.0.ebuild /usr/portage/www-client/chromium/chromium-51.0.2700.0.ebuild
--- /tmp/chromium-51.0.2700.0.ebuild	2016-04-10 08:49:24.397648200 +0200
+++ /usr/portage/www-client/chromium/chromium-51.0.2700.0.ebuild	2016-04-10 08:49:51.880302696 +0200
@@ -415,6 +415,7 @@ src_configure() {
 	myconf_gyp+="
 		-Dlinux_link_gsettings=1
 		-Dlinux_link_libpci=1
+		-Dlinux_dump_symbols=1
 		-Dlinux_link_libspeechd=1
 		-Dlibspeechd_h_prefix=speech-dispatcher/"

(original vs the used)

Oh nevermind, it just took a little longer (5+ seconds), to crash:

Received signal 8 FPE_INTDIV 55b5a862bb43
#0 0x55b5a35ff465 base::debug::StackTrace::StackTrace()
#1 0x55b5a35ff8db base::debug::(anonymous namespace)::StackDumpSignalHandler()
#2 0x7f93cdfaadb0 <unknown>
#3 0x55b5a862bb43 vp9_adapt_coef_probs
#4 0x55b5a85cd7d0 vp9_decode_frame
#5 0x55b5a85d2ead vp9_receive_compressed_data
#6 0x55b5a85822f7 frame_worker_hook
#7 0x55b5a858756e execute
#8 0x55b5a8582ddd decode_one.isra.8
#9 0x55b5a8583619 decoder_decode
#10 0x55b5a858404b vpx_codec_decode
#11 0x55b5a84ab4ad media::VpxVideoDecoder::VpxDecode()
#12 0x55b5a84aba96 media::VpxVideoDecoder::DecodeBuffer()
#13 0x55b5a84abd34 media::VpxVideoDecoder::Decode()
#14 0x55b5a84ee1d8 media::DecoderStream<>::Decode()
#15 0x55b5a84f1549 media::DecoderStream<>::OnBufferReady()
#16 0x55b5a84ed060 base::internal::Invoker<>::Run()
#17 0x55b5a8476fa2 _ZN4base8internal7InvokerINS_13IndexSequenceIJLm0ELm1EEEENS0_9BindStateINS_8CallbackIFvN5media13DemuxerStream6StatusERK13scoped_refptrINS6_13DecoderBufferEEELNS0_8CopyModeE1EEESE_JRS8_SD_EEENS0_12InvokeHelperILb0EvSG_EEFvvEE3RunEPNS0_13BindStateBaseE
#18 0x55b5a367f054 base::debug::TaskAnnotator::RunTask()
#19 0x55b5a3623994 base::MessageLoop::RunTask()
#20 0x55b5a3624738 base::MessageLoop::DeferOrRunPendingTask()
#21 0x55b5a3624abf base::MessageLoop::DoWork()
#22 0x55b5a3626a89 base::MessagePumpDefault::Run()
#23 0x55b5a3640bc5 base::RunLoop::Run()
#24 0x55b5a362276c base::MessageLoop::Run()
#25 0x55b5a365e070 base::Thread::ThreadMain()
#26 0x55b5a36596e5 base::(anonymous namespace)::ThreadFunc()
#27 0x7f93cdfa1484 start_thread
#28 0x7f93cdce728d __clone
  r8: 0000000000000080  r9: 00007f93beee2050 r10: 000017993ebb2bc4 r11: 000017993e9c083c
 r12: 000017993e9c2c24 r13: 00000000aaaaaaab r14: 0000000000000100 r15: 0000000000000070
  di: 0000000000000002  si: 000000000000005c  bp: 00007f93beee20a0  bx: 00001799420498c4
  dx: 0000000000000000  ax: 0000000000000000  cx: 0000000000000000  sp: 00007f93beee1fc0
  ip: 000055b5a862bb43 efl: 0000000000010297 cgf: 002b000000000033 erf: 0000000000000000
 trp: 0000000000000000 msk: 0000000000000000 cr2: 0000000000000000
[end of stack trace]


For the crashdump  it took 30 seconds until it crashed!
(see included file)

this is:
# emerge --info --verbose chromium
Portage 2.2.28 (python 3.4.3-final-0, default/linux/amd64/13.0/no-multilib, gcc-5.3.0, glibc-2.22-r4, 4.6.0-rc2 x86_64)
=================================================================
                         System Settings
=================================================================
System uname: Linux-4.6.0-rc2-x86_64-AMD_A6-3400M_APU_with_Radeon-tm-_HD_Graphics-with-gentoo-2.2
KiB Mem:    15875516 total,   9218944 free
KiB Swap:          0 total,         0 free
Timestamp of repository gentoo: Sat, 09 Apr 2016 20:00:01 +0000
sh bash 4.3_p42-r2
ld GNU ld (Gentoo 2.25.1 p1.1) 2.25.1
ccache version 3.2.4 [enabled]
app-shells/bash:          4.3_p42-r2::gentoo
dev-lang/perl:            5.22.1::gentoo
dev-lang/python:          2.7.11-r2::gentoo, 3.4.3-r7::gentoo
dev-util/ccache:          3.2.4::gentoo
dev-util/cmake:           3.5.1::gentoo
dev-util/pkgconfig:       0.29.1::gentoo
sys-apps/baselayout:      2.2::gentoo
sys-apps/openrc:          0.20.5::gentoo
sys-apps/sandbox:         2.10-r2::gentoo
sys-devel/autoconf:       2.13::gentoo, 2.69-r2::gentoo
sys-devel/automake:       1.14.1-r1::gentoo, 1.15-r2::gentoo
sys-devel/binutils:       2.25.1-r1::gentoo
sys-devel/gcc:            5.3.0::gentoo
sys-devel/gcc-config:     1.8-r1::gentoo
sys-devel/libtool:        2.4.6-r2::gentoo
sys-devel/make:           4.1-r1::gentoo
sys-kernel/linux-headers: 4.5::gentoo (virtual/os-headers)
sys-libs/glibc:           2.22-r4::gentoo
Repositories:

gentoo
    location: /usr/portage
    sync-type: rsync
    sync-uri: rsync://rsync.gentoo.org/gentoo-portage
    priority: -1000
    sync-rsync-vcs-ignore: false

tox-overlay
    location: /var/lib/layman/tox-overlay
    masters: gentoo
    priority: 50

ABI="amd64"
ABI_X86="64"
ACCEPT_KEYWORDS="amd64 ~amd64"
ACCEPT_LICENSE="@FREE"
ACCEPT_PROPERTIES="*"
ACCEPT_RESTRICT="*"
ALSA_CARDS="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1x ens1370 ens1371 es1938 es1968 fm801 hda-intel intel8x0 intel8x0m maestro3 trident usb-audio via82xx via82xx-modem ymfpci"
APACHE2_MODULES="authn_core authz_core socache_shmcb unixd actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias"
ARCH="amd64"
AUTOCLEAN="yes"
BOOTSTRAP_USE="cxx unicode internal-glib python_targets_python3_4 python_targets_python2_7 multilib multilib"
CALLIGRA_FEATURES="kexi words flow plan sheets stage tables krita karbon braindump author"
CAMERAS="ptp2"
CBUILD="x86_64-pc-linux-gnu"
CCACHE_COMPRESSLEVEL="0"
CCACHE_DIR="/ccache"
CCACHE_NOCOMPRESS="1"
CCACHE_SIZE="200G"
CCACHE_SLOPPINESS="include_file_mtime"
CCACHE_UMASK="0002"
CFLAGS="-O2 -pipe -march=native -ggdb -fvar-tracking-assignments -fno-omit-frame-pointer -ftrack-macro-expansion=2 -fstack-protector-all -fPIC"
CFLAGS_amd64="-m64"
CFLAGS_x32="-mx32"
CFLAGS_x86="-m32"
CHOST="x86_64-pc-linux-gnu"
CHOST_amd64="x86_64-pc-linux-gnu"
CHOST_x32="x86_64-pc-linux-gnux32"
CHOST_x86="i686-pc-linux-gnu"
CLEAN_DELAY="5"
COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog"
COLLISION_IGNORE="/lib/modules/* *.py[co] *$py.class */dropin.cache"
COLORTERM="xfce4-terminal"
CONFIG_PROTECT="/etc /usr/lib64/libreoffice/program/sofficerc /usr/share/gnupg/qualified.txt"
CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/dconf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo"
CPU_FLAGS_X86="3dnow 3dnowext mmx mmxext popcnt sse sse2 sse3 sse4a"
CSCOPE_DB="/home/zazdxscf/cscope/"
CVS_RSH="ssh"
CXXFLAGS="-O2 -pipe -march=native -ggdb -fvar-tracking-assignments -fno-omit-frame-pointer -ftrack-macro-expansion=2 -fstack-protector-all -fPIC"
DEFAULT_ABI="amd64"
DISPLAY=":0.0"
DISTDIR="/usr/portage/distfiles"
DONT_MOUNT_BOOT="1"
EDITOR="vim"
ELIBC="glibc"
EMERGE_WARNING_DELAY="10"
EPREFIX=""
EROOT="/"
EVCS_UMASK="0002"
FCFLAGS="-O2 -pipe"
FEATURES="assume-digests binpkg-logs ccache cgroup collision-protect config-protect-if-modified distlocks downgrade-backup ebuild-locks fakeroot fixlafiles force-mirror ipc-sandbox merge-sync multilib-strict network-sandbox news nostrip parallel-fetch prelink-checksums preserve-libs sandbox sfperms skiprocheck split-elog split-log strict suidctl unknown-features-warn unmerge-logs userfetch userpriv usersandbox webrsync-gpg"
FETCHCOMMAND="wget -t 3 -T 60 --passive-ftp -O "${DISTDIR}/${FILE}" "${URI}""
FETCHCOMMAND_RSYNC="rsync -avP "${URI}" "${DISTDIR}/${FILE}""
FETCHCOMMAND_SFTP="bash -c "x=\${2#sftp://} ; host=\${x%%/*} ; port=\${host##*:} ; host=\${host%:*} ; [[ \${host} = \${port} ]] && port=22 ; eval \"declare -a ssh_opts=(\${3})\" ; exec sftp -P \${port} \"\${ssh_opts[@]}\" \"\${host}:/\${x#*/}\" \"\$1\"" sftp "${DISTDIR}/${FILE}" "${URI}" "${PORTAGE_SSH_OPTS}""
FETCHCOMMAND_SSH="bash -c "x=\${2#ssh://} ; host=\${x%%/*} ; port=\${host##*:} ; host=\${host%:*} ; [[ \${host} = \${port} ]] && port=22 ; exec rsync --rsh=\"ssh -p\${port} \${3}\" -avP \"\${host}:/\${x#*/}\" \"\$1\"" rsync "${DISTDIR}/${FILE}" "${URI}" "${PORTAGE_SSH_OPTS}""
FFLAGS="-O2 -pipe"
FUNCNEST="30000"
GCC_SPECS=""
GENTOO_MIRRORS="http://de-mirror.org/gentoo/ http://gd.tuwien.ac.at/opsys/linux/gentoo/ http://ftp.romnet.org/gentoo/ http://tux.rainside.sk/gentoo/  http://www.las.ic.unicamp.br/pub/gentoo/"
GIT_PAGER="less"
GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf superstar2 timing tsip tripmate tnt ublox ubx"
GRUB_PLATFORMS="pc"
GSETTINGS_BACKEND="dconf"
GUILE_LOAD_PATH="/usr/share/guile/1.8"
HISTCONTROL="ignorespace"
HISTFILESIZE="-1"
HISTSIZE="-1"
HISTTIMEFORMAT="%F %T "
HOME="/root"
INFINALITY_FT_AUTOHINT_HORIZONTAL_STEM_DARKEN_STRENGTH="10"
INFINALITY_FT_AUTOHINT_INCREASE_GLYPH_HEIGHTS="true"
INFINALITY_FT_AUTOHINT_SNAP_STEM_HEIGHT="100"
INFINALITY_FT_AUTOHINT_VERTICAL_STEM_DARKEN_STRENGTH="25"
INFINALITY_FT_BOLD_EMBOLDEN_X_VALUE="0"
INFINALITY_FT_BOLD_EMBOLDEN_Y_VALUE="0"
INFINALITY_FT_BRIGHTNESS="0"
INFINALITY_FT_CHROMEOS_STYLE_SHARPENING_STRENGTH="0"
INFINALITY_FT_CONTRAST="0"
INFINALITY_FT_FILTER_PARAMS="11 22 38 22 11"
INFINALITY_FT_FRINGE_FILTER_STRENGTH="0"
INFINALITY_FT_GAMMA_CORRECTION="0 100"
INFINALITY_FT_GLOBAL_EMBOLDEN_X_VALUE="0"
INFINALITY_FT_GLOBAL_EMBOLDEN_Y_VALUE="0"
INFINALITY_FT_GRAYSCALE_FILTER_STRENGTH="0"
INFINALITY_FT_STEM_ALIGNMENT_STRENGTH="25"
INFINALITY_FT_STEM_FITTING_STRENGTH="25"
INFINALITY_FT_STEM_SNAPPING_SLIDING_SCALE="40"
INFINALITY_FT_USE_KNOWN_SETTINGS_ON_SELECTED_FONTS="true"
INFINALITY_FT_USE_VARIOUS_TWEAKS="true"
INFINALITY_FT_WINDOWS_STYLE_SHARPENING_STRENGTH="65"
INFOPATH="/usr/share/info:/usr/share/gcc-data/x86_64-pc-linux-gnu/5.3.0/info:/usr/share/binutils-data/x86_64-pc-linux-gnu/2.25.1/info"
INPUT_DEVICES="keyboard synaptics evdev"
INSTALL_MASK="/lib/systemd /lib32/systemd /lib64/systemd /usr/lib/systemd /usr/lib32/systemd /usr/lib64/systemd /etc/systemd"
IUSE_IMPLICIT="abi_x86_64 prefix prefix-guest"
KERNEL="linux"
LANG="en_US.utf8"
LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text"
LC_MESSAGES="C"
LDFLAGS="-Wl,-O1 -Wl,--as-needed"
LDFLAGS_amd64="-m elf_x86_64"
LDFLAGS_x32="-m elf32_x86_64"
LDFLAGS_x86="-m elf_i386"
LESS="-+X -R -+S -+F -+E -I"
LESSOPEN="|lesspipe %s"
LIBDIR_amd64="lib64"
LIBDIR_amd64_fbsd="lib64"
LIBDIR_arm="lib"
LIBDIR_arm64="lib64"
LIBDIR_n32="lib32"
LIBDIR_n64="lib64"
LIBDIR_o32="lib"
LIBDIR_ppc="lib32"
LIBDIR_ppc64="lib64"
LIBDIR_s390="lib32"
LIBDIR_s390x="lib64"
LIBDIR_sparc32="lib32"
LIBDIR_sparc64="lib64"
LIBDIR_x32="libx32"
LIBDIR_x86="lib32"
LIBDIR_x86_fbsd="lib32"
LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer"
LOGNAME="root"
LS_COLORS="rs=0:di=01;34:ln=01;36:mh=00:pi=40;33:so=01;35:do=01;35:bd=40;33;01:cd=40;33;01:or=01;05;37;41:mi=01;05;37;41:su=37;41:sg=30;43:ca=30;41:tw=30;42:ow=34;42:st=37;44:ex=01;32:*.tar=01;31:*.tgz=01;31:*.arc=01;31:*.arj=01;31:*.taz=01;31:*.lha=01;31:*.lz4=01;31:*.lzh=01;31:*.lzma=01;31:*.tlz=01;31:*.txz=01;31:*.tzo=01;31:*.t7z=01;31:*.zip=01;31:*.z=01;31:*.Z=01;31:*.dz=01;31:*.gz=01;31:*.lrz=01;31:*.lz=01;31:*.lzo=01;31:*.xz=01;31:*.bz2=01;31:*.bz=01;31:*.tbz=01;31:*.tbz2=01;31:*.tz=01;31:*.deb=01;31:*.rpm=01;31:*.jar=01;31:*.war=01;31:*.ear=01;31:*.sar=01;31:*.rar=01;31:*.alz=01;31:*.ace=01;31:*.zoo=01;31:*.cpio=01;31:*.7z=01;31:*.rz=01;31:*.cab=01;31:*.jpg=01;35:*.jpeg=01;35:*.gif=01;35:*.bmp=01;35:*.pbm=01;35:*.pgm=01;35:*.ppm=01;35:*.tga=01;35:*.xbm=01;35:*.xpm=01;35:*.tif=01;35:*.tiff=01;35:*.png=01;35:*.svg=01;35:*.svgz=01;35:*.mng=01;35:*.pcx=01;35:*.mov=01;35:*.mpg=01;35:*.mpeg=01;35:*.m2v=01;35:*.mkv=01;35:*.webm=01;35:*.ogm=01;35:*.mp4=01;35:*.m4v=01;35:*.mp4v=01;35:*.vob=01;35:*.qt=01;35:*.nuv=01;35:*.wmv=01;35:*.asf=01;35:*.rm=01;35:*.rmvb=01;35:*.flc=01;35:*.avi=01;35:*.fli=01;35:*.flv=01;35:*.gl=01;35:*.dl=01;35:*.xcf=01;35:*.xwd=01;35:*.yuv=01;35:*.cgm=01;35:*.emf=01;35:*.ogv=01;35:*.ogx=01;35:*.cfg=00;32:*.conf=00;32:*.diff=00;32:*.doc=00;32:*.ini=00;32:*.log=00;32:*.patch=00;32:*.pdf=00;32:*.ps=00;32:*.tex=00;32:*.txt=00;32:*.aac=00;36:*.au=00;36:*.flac=00;36:*.m4a=00;36:*.mid=00;36:*.midi=00;36:*.mka=00;36:*.mp3=00;36:*.mpc=00;36:*.ogg=00;36:*.ra=00;36:*.wav=00;36:*.oga=00;36:*.opus=00;36:*.spx=00;36:*.xspf=00;36:"
MAKEFLAGS="-j4 "
MAKEOPTS="-j4"
MANPATH="/usr/local/share/man:/usr/share/man:/usr/share/gcc-data/x86_64-pc-linux-gnu/5.3.0/man:/usr/share/binutils-data/x86_64-pc-linux-gnu/2.25.1/man"
MC_PS1="\W \$ "
MULTILIB_ABIS="amd64"
MULTILIB_STRICT_DENY="64-bit.*shared object"
MULTILIB_STRICT_DIRS="/lib32 /lib /usr/lib32 /usr/lib /usr/kde/*/lib32 /usr/kde/*/lib /usr/qt/*/lib32 /usr/qt/*/lib /usr/X11R6/lib32 /usr/X11R6/lib"
MULTILIB_STRICT_EXEMPT="(perl5|gcc|gcc-lib|binutils|eclipse-3|debug|portage|udev|systemd|clang|python-exec)"
NETBEANS="apisupport cnd groovy gsf harness ide identity j2ee java mobility nb php profiler soa visualweb webcommon websvccommon xml"
OFFICE_IMPLEMENTATION="libreoffice"
OPENGL_PROFILE="xorg-x11"
PAGER="less"
PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/opt/bin:/usr/x86_64-pc-linux-gnu/gcc-bin/5.3.0:/root/bin"
PHP_TARGETS="php5-5"
PKGDIR="/usr/portage/packages"
PORTAGE_ARCHLIST="alpha amd64 amd64-fbsd amd64-linux arm arm-linux arm64 hppa hppa-hpux ia64 ia64-hpux ia64-linux m68k m68k-mint mips nios2 ppc ppc-aix ppc-macos ppc-openbsd ppc64 ppc64-linux riscv s390 sh sparc sparc-fbsd sparc-solaris sparc64-freebsd sparc64-solaris x64-cygwin x64-freebsd x64-macos x64-openbsd x64-solaris x86 x86-cygwin x86-fbsd x86-freebsd x86-interix x86-linux x86-macos x86-netbsd x86-openbsd x86-solaris x86-winnt"
PORTAGE_BINHOST=""
PORTAGE_BIN_PATH="/usr/lib/portage/python3.4"
PORTAGE_COMPRESS_EXCLUDE_SUFFIXES="css gif htm[l]? jp[e]?g js pdf png"
PORTAGE_CONFIGROOT="/"
PORTAGE_DEBUG="0"
PORTAGE_DEPCACHEDIR="/var/cache/edb/dep"
PORTAGE_ELOG_CLASSES="log warn error"
PORTAGE_ELOG_MAILFROM="portage@localhost"
PORTAGE_ELOG_MAILSUBJECT="[portage] ebuild log for ${PACKAGE} on ${HOST}"
PORTAGE_ELOG_MAILURI="root"
PORTAGE_ELOG_SYSTEM="save_summary:log,warn,error,qa echo"
PORTAGE_FETCH_CHECKSUM_TRY_MIRRORS="5"
PORTAGE_FETCH_RESUME_MIN_SIZE="350K"
PORTAGE_GID="250"
PORTAGE_GPG_DIR="/etc/portage/gpg"
PORTAGE_GPG_SIGNING_COMMAND="gpg --sign --digest-algo SHA256 --clearsign --yes --default-key "${PORTAGE_GPG_KEY}" --homedir "${PORTAGE_GPG_DIR}" "${FILE}""
PORTAGE_INST_GID="0"
PORTAGE_INST_UID="0"
PORTAGE_INTERNAL_CALLER="1"
PORTAGE_OVERRIDE_EPREFIX=""
PORTAGE_PYM_PATH="/usr/lib64/python3.4/site-packages"
PORTAGE_PYTHONPATH="/usr/lib64/python3.4/site-packages"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --omit-dir-times --compress --force --whole-file --delete --stats --human-readable --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages --exclude=/.git"
PORTAGE_RSYNC_RETRIES="-1"
PORTAGE_SYNC_STALE="30"
PORTAGE_TMPDIR="/var/tmp"
PORTAGE_VERBOSE="1"
PORTAGE_WORKDIR_MODE="0700"
PORTAGE_XATTR_EXCLUDE="btrfs.* security.evm security.ima 	security.selinux system.nfs4_acl"
PORT_LOGDIR="/tmp/ebuild.logs/"
PORT_LOGDIR_CLEAN="find "${PORT_LOGDIR}" -type f ! -name "summary.log*" -mtime +7 -delete"
PROFILE_ONLY_VARIABLES="ARCH ELIBC IUSE_IMPLICIT KERNEL USERLAND USE_EXPAND_IMPLICIT USE_EXPAND_UNPREFIXED USE_EXPAND_VALUES_ARCH USE_EXPAND_VALUES_ELIBC USE_EXPAND_VALUES_KERNEL USE_EXPAND_VALUES_USERLAND"
PROMPT_COMMAND="__earlyec=("${PIPESTATUS[@]}")"
PROMPT_DIRTRIM="2"
PS1="\
-----------\n\
\[\a\]\
\[\e[1;37m\e[42m\]\u@\H\[\e[0m\] \
\[\033[1;30m\]$(date "+%Y/%m/%d %H:%M:%S")\[\033[0m\] \
\[\e[0;37m\]\s\V t:\l j:\j \
d:${SHLVL} pp:${PPID} p:$$\[\e[0m\]\n\
\[\e[0;37m\]!\!\[\e[0m\] \
\[\033[0;36m\]\#\[\033[0m\] \
$(evalexitcode "${__earlyec[@]}" ) \
\[\e[0m$(uname -r) $(uname -v)
$(ps_lepath "\w") \[\e[1;32m\]\$\[\e[0m\] \
"
PS4="$0:$LINENO+ "
PWD="/root"
PYTHONDONTWRITEBYTECODE="1"
PYTHON_SINGLE_TARGET="python2_7"
PYTHON_TARGETS="python2_7 python3_4"
QT_GRAPHICSSYSTEM="raster"
RESUMECOMMAND="wget -c -t 3 -T 60 --passive-ftp -O "${DISTDIR}/${FILE}" "${URI}""
RESUMECOMMAND_RSYNC="rsync -avP "${URI}" "${DISTDIR}/${FILE}""
RESUMECOMMAND_SSH="bash -c "x=\${2#ssh://} ; host=\${x%%/*} ; port=\${host##*:} ; host=\${host%:*} ; [[ \${host} = \${port} ]] && port=22 ; exec rsync --rsh=\"ssh -p\${port} \${3}\" -avP \"\${host}:/\${x#*/}\" \"\$1\"" rsync "${DISTDIR}/${FILE}" "${URI}" "${PORTAGE_SSH_OPTS}""
ROOT="/"
ROOTPATH="/opt/bin:/usr/x86_64-pc-linux-gnu/gcc-bin/5.3.0"
RPMDIR="/usr/portage/rpm"
RUBY_TARGETS="ruby20 ruby21"
SHELL="/bin/bash"
SHLVL="1"
SYMLINK_LIB="yes"
TERM="xterm"
UNINSTALL_IGNORE="/lib/modules/* /var/run /var/lock"
USE="3dnow 3dnowext X acl amd64 berkdb bindist btrfs bzip2 cli consolekit crypt cryptsetup cscope cxx dbus debug device-mapper dri extensions gdbm git gpg gpm gtk3 iconv jpeg lm_sensors lock mmx mmxext modules mosh-hardening ncurses nptl ogg openmp opus pam pcre pie png policykit popcnt pulseaudio qt4 readline seccomp session smp sse sse2 sse3 sse4a ssl ssp startup-notification strong-security xcomposite zlib" ABI_X86="64" ALSA_CARDS="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1x ens1370 ens1371 es1938 es1968 fm801 hda-intel intel8x0 intel8x0m maestro3 trident usb-audio via82xx via82xx-modem ymfpci" APACHE2_MODULES="authn_core authz_core socache_shmcb unixd actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias" CALLIGRA_FEATURES="kexi words flow plan sheets stage tables krita karbon braindump author" CAMERAS="ptp2" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" CPU_FLAGS_X86="3dnow 3dnowext mmx mmxext popcnt sse sse2 sse3 sse4a" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf superstar2 timing tsip tripmate tnt ublox ubx" GRUB_PLATFORMS="pc" INPUT_DEVICES="keyboard synaptics evdev" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php5-5" PYTHON_SINGLE_TARGET="python2_7" PYTHON_TARGETS="python2_7 python3_4" RUBY_TARGETS="ruby20 ruby21" USERLAND="GNU" VIDEO_CARDS="radeon" XFCE_PLUGINS="brightness clock trash battery power" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account"
USER="root"
USERLAND="GNU"
USE_EXPAND="ABI_MIPS ABI_PPC ABI_S390 ABI_X86 ALSA_CARDS APACHE2_MODULES APACHE2_MPMS CALLIGRA_FEATURES CAMERAS COLLECTD_PLUGINS CPU_FLAGS_X86 CROSSCOMPILE_OPTS CURL_SSL DRACUT_MODULES DVB_CARDS ELIBC ENLIGHTENMENT_MODULES FCDSL_CARDS FFTOOLS FOO2ZJS_DEVICES FRITZCAPI_CARDS GPSD_PROTOCOLS GRUB_PLATFORMS INPUT_DEVICES KERNEL LCD_DEVICES LIBREOFFICE_EXTENSIONS LINGUAS LIRC_DEVICES MONKEYD_PLUGINS NETBEANS_MODULES NGINX_MODULES_HTTP NGINX_MODULES_MAIL NGINX_MODULES_STREAM OFED_DRIVERS OFFICE_IMPLEMENTATION OPENMPI_FABRICS OPENMPI_OFED_FEATURES OPENMPI_RM PHP_TARGETS PYTHON_SINGLE_TARGET PYTHON_TARGETS QEMU_SOFTMMU_TARGETS QEMU_USER_TARGETS ROS_MESSAGES RUBY_TARGETS SANE_BACKENDS USERLAND UWSGI_PLUGINS VIDEO_CARDS VOICEMAIL_STORAGE XFCE_PLUGINS XTABLES_ADDONS"
USE_EXPAND_HIDDEN="ABI_MIPS ABI_PPC ABI_S390 ABI_X86 CROSSCOMPILE_OPTS ELIBC KERNEL USERLAND"
USE_EXPAND_IMPLICIT="ARCH ELIBC KERNEL USERLAND"
USE_EXPAND_UNPREFIXED="ARCH"
USE_EXPAND_VALUES_ARCH="alpha amd64 amd64-fbsd amd64-linux arm arm-linux arm64 hppa hppa-hpux ia64 ia64-hpux ia64-linux m68k m68k-mint mips nios2 ppc ppc64 ppc64-linux ppc-aix ppc-macos ppc-openbsd riscv s390 sh sparc sparc64-freebsd sparc64-solaris sparc-fbsd sparc-solaris x64-cygwin x64-freebsd x64-macos x64-openbsd x64-solaris x86 x86-cygwin x86-fbsd x86-freebsd x86-interix x86-linux x86-macos x86-netbsd x86-openbsd x86-solaris x86-winnt"
USE_EXPAND_VALUES_ELIBC="AIX Cygwin Darwin DragonFly FreeBSD glibc HPUX Interix mintlib musl NetBSD OpenBSD SunOS uclibc Winnt"
USE_EXPAND_VALUES_KERNEL="AIX Darwin FreeBSD freemint HPUX linux NetBSD OpenBSD SunOS Winnt"
USE_EXPAND_VALUES_USERLAND="BSD GNU"
USE_ORDER="env:pkg:conf:defaults:pkginternal:repo:env.d"
USE_PYTHON="2.7"
VBOX_APP_HOME="/usr/lib64/virtualbox"
VIDEO_CARDS="radeon"
XAUTHORITY="/root/.xauthFrbSiX"
XDG_CONFIG_DIRS="/etc/xdg"
XDG_DATA_DIRS="/usr/local/share:/usr/share"
XFCE_PLUGINS="brightness clock trash battery power"
XSESSION="xfce"
XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account"

=================================================================
                        Package Settings
=================================================================

www-client/chromium-51.0.2700.0::gentoo was built with the following:
USE="(pic) proprietary-codecs pulseaudio system-ffmpeg tcmalloc -cups -custom-cflags (-gn) -gnome -gnome-keyring (-gtk3) -hangouts -hidpi -hotwording -kerberos (-neon) (-selinux) -test -widevine" LINGUAS="en_GB -am -ar -bg -bn -ca -cs -da -de -el -es -es_LA -et -fa -fi -fil -fr -gu -he -hi -hr -hu -id -it -ja -kn -ko -lt -lv -ml -mr -ms -nb -nl -pl -pt_BR -pt_PT -ro -ru -sk -sl -sr -sv -sw -ta -te -th -tr -uk -vi -zh_CN -zh_TW"
CFLAGS="-O2 -pipe -march=native -ggdb -fno-omit-frame-pointer -fstack-protector-all -fPIC"
CXXFLAGS="-O2 -pipe -march=native -ggdb -fno-omit-frame-pointer -fstack-protector-all -fPIC"



And that's all for me, now I have to say goodbye - I am abandoning the google account(ie. throwing away the password(from the password manager) so I won't be able to log in, and thus won't see any notifications from here), due to something having come up, unrelated to this.

Goodbye and I hope all this(the crashdumps?) is enough for you all to fix it.
Wish I knew more in order to give you the exact line number in the source files(which I would have, if chromium would've generated a core dump! I've done this before with gdb in gentoo, and it would map each stacktrace'd call to line numbers in source and I could copy/paste them in context! which is why I tried the -ggdb route in the first place)


chromium-renderer-minidump-a75e24280d32981b.dmp
310 KB Download
Mergedinto: 522907
Status: Duplicate (was: Unconfirmed)
this seems a duplicate of 522907, video tab crash randomly.
Well that must be pretty bad then, since:
"
You do not have permission to view the requested page. 

Reason: User is not allowed to view this issue
"
FPE_INTDIV.patch
3.2 KB Download
Cc: jzern@chromium.org fgalligan@chromium.org yaowu@chromium.org
Thanks for the patch:

--- orig/third_party/libvpx/source/libvpx/vpx_dsp/prob.h	2016-04-20 09:38:34.825483265 +0200
+++ patched/third_party/libvpx/source/libvpx/vpx_dsp/prob.h	2016-04-20 09:38:51.635271938 +0200
@@ -66,7 +66,7 @@ static INLINE vpx_prob merge_probs(vpx_p
                                    unsigned int max_update_factor) {
   const vpx_prob prob = get_binary_prob(ct[0], ct[1]);
   const unsigned int count = VPXMIN(ct[0] + ct[1], count_sat);
-  const unsigned int factor = max_update_factor * count / count_sat;
+  const unsigned int factor = (int64_t)max_update_factor * count / count_sat;
   return weighted_prob(pre_prob, prob, factor);
 }
 
+jzern, fgalligan,yaowu (owner of duped bug) to vet. If you can please submit this via codereview instead:

https://www.chromium.org/developers/contributing-code

Comment 24 by yaowu@chromium.org, Apr 21 2016

We took a closer look at this bug, the proposed fix appear to be not necessary. The largest value possible for count and max_update_factor in the context of vp9 decoder are 24 and 128 respectively. i.e. the result of the multiplication should never be anywhere closer to max of int range. 

I suspect the issue may be related to something I had seen a while back, where crashes happened due to a hardware bug in certain family of AMD processors.
I can't see this: https://bugs.chromium.org/p/chromium/issues/detail?id=396572
"
You do not have permission to view the requested page. 

Reason: User is not allowed to view this issue
"
(same thing for https://bugs.chromium.org/p/chromium/issues/detail?id=522907 btw)


"hardware bug in certain family of AMD processors."
^ that makes sense to me.
Sadly, that patch is what gets around that, for me.


cpuinfo.txt
3.9 KB View Download

Comment 27 by yaowu@google.com, Apr 21 2016

The particular bug is with a family of AMD processors, according to AMD: 

"665 Integer Divide Instruction May Cause Unpredictable Behavior"

The basic issue is that when there is a branch near integer divide, the behavior of the processor is unpredictable. We had encountered this bug in the past, were able to have a work around: 

https://chromium-review.googlesource.com/#/c/73570/

The only real fix to the issue would be remove/replace integer divide. Otherwise, the issue can reappear in a different build even though the work around you have might work for now. 
Thanks for that.

Meanwhile I've realized the unpredictableness of it by just adding:

fprintf(stderr,"count: %4u max_update_factor: %4u count_sat:%4u\n", count, max_update_factor, count_sat);

above this line:

const unsigned int factor = max_update_factor * count / count_sat;

Which causes this issue to not trigger!

But if I put an 'if' around it(so that it's not printing all the time) like:
if (count == 24){
...
}
then it does trigger.
(btw, I've redirected output into a file via '2>/tmp/chro.log' else the video won't play in realtime)

But what you said explains everything, thanks!

Comment 29 by yaowu@chromium.org, Apr 25 2016

Labels: -Pri-2 Pri-3
Owner: yaowu@chromium.org
I've removed the above 'int64_t' patch from my chromium(even tho that works just fine for me for this issue) and then I made this kernel patch for myself with the suggested workaround(set that MSR) and I've tested it with the video in OP: with kernel cmdline 'no665wo' (aka without this patch) it crashes the tab, as expected. But without that (aka with this kernel patch) it just doesn't crash while playing the video.

kernel tested:
Linux gobaby 4.6.0-rc4 #9 SMP PREEMPT Tue Apr 26 01:41:26 EEST 2016 x86_64 AMD A6-3400M APU with Radeon(tm) HD Graphics AuthenticAMD GNU/Linux

kernel already had other patches applied from gentoo, plus these from me:
38718c7ffddedcdedc52fa07eb5686e7d4841b4c6fed8cd18e899015b3bb672e5acd4aea4c20be88b8abce3cc2adb14c34f5374c99f6f7197178528e7af52e8c  1000_increase_scrollback_buffer_size_from_1024_to_4096_or_kernel_page_size.patch
2a197b5b9c297e37cf631f9273dfbdd0e1b6e6d42517977246afabbb010d6c58b6a8705ecb09af47727121c166cab67e72212d24ddfe6333e5a983f28d0a5501  1200_persistent_scrollback_buffer.patch
bb62d66a95e2d27378433d0f9c2fc7943bbcd655a89952fc25ef28d5796b8d65ca6c9c48bc70d40d71daada20707b266f781f57ba71950009b32cb6d58e155d0  1700_enable-thinkpad-micled.patch
1c7a7644497aa904f2ac22178ba5d2c8fd2024db887c33d5ddd87e3926a15063eae9ac9c22b68c76d3b1781a8f507f0d7f756528aae6799b3d210e26dddcea20  2000_bios_usb_legacy_Lenovo_Z575_avoid_CPU_Not_Responding.patch
62c76a86ca0a7b3a8345f21f1aec66281bc5a9a2a498ab5c19720c592b899e5dda23e9542147a2268e19a08c1132dd78208f83842d36a972f2ba39f1ab8ef48f  2100_DIScrete_gfx_card_systemfreeze.patch
6c7486ef1f705c578a207280aa38c3dcf2e4bfd3c0b48db07a9b0d0c0a6076788082184fdf4b465aaf3cb449c4197d2d5b22cddbf41be9ee16b1d3e339e15e68  2200_fbcon_state_allocated_scrollbackbuffer.patch
079e4aefe0eaf490025165a1e6e90de84f269372284e1dc1436b11925620b50e10e0316904c771f551b545a41067bbbdcbc0f89486f1054ae511b07848efb9b6  2300_DDEBUG_for_the_entire_acpi_folder.patch
863c616dfc8648c6462a29c20a2006a0c69b37564b60d5db67c920dd45f00b02f1a767c534fefbb70cacd518ee5c76eb38acc09e02a201130363d250a47aae9f  2400_i8042_inside_virtualbox.patch
4fd9d73af452a3cd594fa37d77b8887c5c195e22db623d76334454c4b07569ab6b16454ff20c579f6fd8e83ae9bc7a6a3f78cbdab10267f7464bafa43367cb66  2500_lei8042.patch
8f69ffbac1116fa80d8eaac017452c4a4ef51a17d08a82cf1d5f8b1a640ca3c5cca205936814c9f09b7e2096b5feafbe689173bfca5772c87741fb3ec183b99b  2600_whichbug.patch
afc9b207b23ed989efd137294f0f6466e5dbfdac8e40c6c8b7a3db2d1e55b1ad11833f511e7d187a5b8db666cf4b555baf6fe735852243b5b6a64ec89fd7a4f6  2700_isitnull.patch
ea43190a8627a5de9d5836a36af538d8b4489e30731d090f4c6210279e4062e9ed9266b19d60fe5347d4d313a6ec7c41492e8b082c456f8dc14c00ef97bb5851  2800_anotherNULLandpanic.patch
2508151b88e8f07644de1252f8af31c7d8c41fb026c120ea6a6c2633c0b22c669c560b451f40ced84b9c88006e86b2ef3f3ee57bc9baeaea3688b9eb4273abd4  2900_prevent_dmesg_spam_from_preempt_notifier.patch
5e675f6664f39cd43b2a652f234914451b7ab87d17315ae73ec7b3edd07df3c2818aac764c6a52a4b59557c6c8ee0912469325f97629adf9ce7b261769590977  3100_kernel_undervolting.patch
fe5aef25e8d021cd9a602a30ed26ff62ed1af2095e11bcc89ac771cf6fa68509994dd31d7bae84ebf9db4415a037c0c2160b69afe1793e55f7aea193f32c4c07  3200_amd_errata_665.patch
37165798bf8cef81ddb8caa02c7775d28e8ae01c9c90720d1886061385f86663806b4f3ab61cf65187b1b0c5d2bfab20305455eec93c3eecb035d5aebf2a518c  acpi_no_spam_when_read_sensors.patch
0cc382d790076c5c0abffd6e7643697f69bbf57f175eb2694f80dd800e1cb9eb03d086c46ba64025a8be1c4223caf7c1d6292ae856d21cd76975f2f47c62f722  dontdiff_update.patch
9a616b2763a24c05ed597812565218c6edd5111a99612ad5fa0f284eed4a5c476e0e0545ebbf4964c05a6c70c29a3d11b70ca00d34539b2e94b87fd0532135f9  prevent_blackscreen_due_to_lacking_fbcon.patch
e77667ed4cf72cd155da524e2d04750fa2c3ffa2192cd0ddff4c1b89ccfccfaf1f11182837507069f66325b20be4bb5e5579235c78262cec3abd106b225f63b9  radeon_thermal.patch


chrome://version tested:
Chromium	51.0.2704.19 (Developer Build) (64-bit)
Revision	7ac91e6ac84fc4d63b4b5f1355fc94b40c9172b0
OS	Linux 
Blink	537.36 (@7ac91e6ac84fc4d63b4b5f1355fc94b40c9172b0)
JavaScript	V8 5.1.281.8
Flash	(Disabled)
User Agent	Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.19 Safari/537.36
Command Line	chromium-browser --extra-plugin-dir=/usr/lib64/nsbrowser/plugins --disk-cache-dir=/tmp/chromiumcache --disable-sync-preferences --disable-plugins --cipher-suite-blacklist=0x0001,0x0002,0x0004,0x0005,0x0017,0x0018,0xc002,0xc007,0xc00c,0xc011,0xc016,0xff80,0xff81,0xff82,0xff83 --disable-component-extensions-with-background-pages --disable-background-networking --disable-internal-flash --disable-bundled-ppapi-flash --disable-default-apps --ssl-version-min=tls1 --disallow-autofill-sync-credential --disable-device-discovery-notifications --no-pings --disable-media-source --disable-ntp-other-sessions-menu --disable-prefixed-encrypted-media --disable-touch-adjustment --disable-views-rect-based-targeting --disable-webgl --disable-account-consistency --enable-async-dns --enable-deferred-image-decoding --enable-download-resumption --enable-drop-sync-credential --disable-material-design-ntp --disable-new-avatar-menu --disable-new-profile-management --enable-offline-auto-reload-visible-only --disable-offline-auto-reload --enable-offline-load-stale-cache --enable-one-copy --enable-panels --disable-password-generation --enable-permissions-bubbles --disable-extensions-on-chrome-urls --disable-pinch-virtual-viewport --disable-pinch --enable-quic --disable-save-password-bubble --enable-session-crashed-bubble --disable-settings-window --use-simple-cache-backend=off --enable-smooth-scrolling --disable-sync-app-list --disable-sync-synced-notifications --enable-tcp-fastopen --disable-touch-editing --enable-web-based-signin --disable-zero-copy --enable-harfbuzz-rendertext --enable-impl-side-painting --enable-lcd-text --num-raster-threads=4 --disable-origin-chip --disable-overlay-scrollbar --remember-cert-error-decisions=-1 --enable-search-button-in-omnibox-always --disable-spelling-auto-correct --tab-capture-downscale-quality=fast --tab-capture-upscale-quality=fast --touch-events=disabled --wallet-service-use-sandbox=0 --enable-gpu-vsync --show-component-extension-options --disable-gpu-rasterization --disable-hyperlink-auditing --enable-vertical-tabs --disable-gpu -ssl-version-min=tls1 --window-depth=24 --flag-switches-begin --flag-switches-end
Executable Path	No such file or directory
Profile Path	/home/zazdxscf/.config/chromium/Default
Variations	85c66937-3f4a17df
775ebbd7-3f4a17df
dd4da2fc-3f4a17df
64cbdfc2-3f4a17df
f5dd6118-2f5721af
4ea303a6-3f4a17df
d5b671a5-3f4a17df
4117e878-23622c9b
30e679f-3f4a17df
ad6d27cc-3e870323
867c4c68-3f4a17df
d747916f-d747916f
874cf5b5-c6f0e220
b0dc61a1-3f4a17df


That pdf is not available on that link mentioned in above comments, so I'll include it here for convenience.

3200_amd_errata_665.patch
4.4 KB Download
44739_12h_Rev_Gd.pdf
317 KB Download
Labels: -TE-NeedsFurtherTriage TE-NeedsFurthertriage
this link works: https://support.amd.com/TechDocs/44739_12h_Rev_Gd.pdf

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