Public bug reported: The Linux kernel has a knob, vm.overcommit_memory, which switches how memory allocation requests are handled. What I'm reporting is that Chromium is basically unusable with a non-standard setting of that knob (which makes sense as a better default to me on my system).
So, steps to reproduce: 1) install chromium-browser 2) sysctl vm.overcommit_memory=2 3) run chromium-browser Expected behavior: works normally. Actual behavior: crashes every minute or two. Console output: [1] 7449 bus error (core dumped) chromium-browser I believe this is either a misconfigured build, or an upstream bug. ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: chromium-browser 55.0.2883.87-0ubuntu0.16.04.1263 ProcVersionSignature: Ubuntu 4.4.0-57.78-generic 4.4.35 Uname: Linux 4.4.0-57-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.4 Architecture: amd64 CurrentDesktop: Unity DRM.card0-DP-1: edid-base64: dpms: Off modes: enabled: disabled status: disconnected DRM.card0-HDMI-A-1: edid-base64: dpms: Off modes: enabled: disabled status: disconnected DRM.card0-LVDS-1: edid-base64: AP///////wAw5IIDAAAAAAAWAQOAHxF4CrqFo1hUoScMUFQAAAABAQEBAQEBAQEBAQEBAQEBMCpARGGEJDAwIDUANa4QAAAZAAAAAAAAAAAAAAAAAAAAAAAAAAAA/gBMRyBEaXNwbGF5CiAgAAAA/gBMUDE0MFdEMi1UTEUyAFI= dpms: On modes: 1600x900 enabled: enabled status: connected DRM.card0-VGA-1: edid-base64: dpms: Off modes: enabled: disabled status: disconnected Date: Wed Jan 11 09:30:28 2017 Desktop-Session: 'ubuntu' '/etc/xdg/xdg-ubuntu:/usr/share/upstart/xdg:/etc/xdg' '/usr/share/ubuntu:/usr/share/gnome:/usr/local/share/:/usr/share/:/var/lib/snapd/desktop' EcryptfsInUse: Yes Env: 'None' 'None' InstallationDate: Installed on 2013-07-12 (1278 days ago) InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Release amd64 (20130424) Load-Avg-1min: 10.00 Load-Processes-Running-Percent: 0.5% MachineType: LENOVO 3444FHG ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-57-generic.efi.signed root=UUID=0c3285b7-5de5-405d-8524-8396272551d7 ro quiet splash iwlwifi.power_save=1 iwlwifi.led_mode=1 i915.i915_enable_rc6=7 i915.i915_enable_fbc=1 i915.lvds_downclock=1 drm.vblankoffdelay=1 quiet splash vt.handoff=7 SourcePackage: chromium-browser UpgradeStatus: Upgraded to xenial on 2016-06-24 (200 days ago) dmi.bios.date: 02/04/2013 dmi.bios.vendor: LENOVO dmi.bios.version: G6ET93WW (2.53 ) dmi.board.asset.tag: Not Available dmi.board.name: 3444FHG dmi.board.vendor: LENOVO dmi.board.version: Win8 Pro DPK TPG dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Not Available dmi.modalias: dmi:bvnLENOVO:bvrG6ET93WW(2.53):bd02/04/2013:svnLENOVO:pn3444FHG:pvrThinkPadX1Carbon:rvnLENOVO:rn3444FHG:rvrWin8ProDPKTPG:cvnLENOVO:ct10:cvrNotAvailable: dmi.product.name: 3444FHG dmi.product.version: ThinkPad X1 Carbon dmi.sys.vendor: LENOVO gconf-keys: /desktop/gnome/applications/browser/exec = b'firefox\n'/desktop/gnome/url-handlers/https/command = b'sensible-browser %s\n'/desktop/gnome/url-handlers/https/enabled = b'true\n'/desktop/gnome/url-handlers/http/command = b'sensible-browser %s\n'/desktop/gnome/url-handlers/http/enabled = b'true\n'/desktop/gnome/session/required_components/windowmanager = b''/apps/metacity/general/compositing_manager = b''/desktop/gnome/interface/icon_theme = b'gnome\n'/desktop/gnome/interface/gtk_theme = b'Clearlooks\n' modified.conffile..etc.default.chromium-browser: [deleted] ** Affects: chromium-browser (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug xenial -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1655555 Title: Chromium aborts on SIGBUS every minute with vm.overcommit_memory=2 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/chromium-browser/+bug/1655555/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs