Related upstream bugs: https://gitlab.freedesktop.org/mesa/mesa/-/issues/1087 https://gitlab.freedesktop.org/mesa/mesa/-/issues/1080
When I last hit this problem myself it was due to nouveau not being thread safe (last seen in Mir/Unity8 bug 1553328). ** Summary changed: - webbrowser-app crashed with SIGABRT in nouveau_pushbuf_data() + webbrowser-app crashed with SIGABRT in nouveau_pushbuf_data: Assertion `kref' failed. ** Summary changed: - webbrowser-app crashed with SIGABRT in nouveau_pushbuf_data: Assertion `kref' failed. + Programs crash with SIGABRT in nouveau_pushbuf_data: Assertion `kref' failed. ** Tags removed: wily ** Tags added: bionic ** Tags added: focal ** Tags added: hirsute ** Package changed: webbrowser-app (Ubuntu) => libdrm (Ubuntu) ** Summary changed: - Programs crash with SIGABRT in nouveau_pushbuf_data: Assertion `kref' failed. + [nouveau] Programs crash with SIGABRT in nouveau_pushbuf_data: Assertion `kref' failed. ** Bug watch added: gitlab.freedesktop.org/mesa/mesa/-/issues #1087 https://gitlab.freedesktop.org/mesa/mesa/-/issues/1087 ** Bug watch added: gitlab.freedesktop.org/mesa/mesa/-/issues #1080 https://gitlab.freedesktop.org/mesa/mesa/-/issues/1080 ** Also affects: mesa (Ubuntu) Importance: Undecided Status: New ** Changed in: mesa (Ubuntu) Status: New => Confirmed ** Changed in: mesa (Ubuntu) Importance: Undecided => Medium ** Also affects: mesa via https://gitlab.freedesktop.org/mesa/mesa/-/issues/1080 Importance: Unknown Status: Unknown -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to webbrowser-app in Ubuntu. https://bugs.launchpad.net/bugs/1497593 Title: [nouveau] Programs crash with SIGABRT in nouveau_pushbuf_data: Assertion `kref' failed. Status in Mesa: Unknown Status in libdrm package in Ubuntu: Confirmed Status in mesa package in Ubuntu: Confirmed Bug description: webbrowser-app crashed with SIGABRT in __assert_fail_base() ProblemType: Crash DistroRelease: Ubuntu 15.10 Package: webbrowser-app 0.23+15.10.20150913-0ubuntu1 ProcVersionSignature: Ubuntu 4.2.0-10.12-generic 4.2.0 Uname: Linux 4.2.0-10-generic x86_64 ApportVersion: 2.18.1-0ubuntu1 Architecture: amd64 CurrentDesktop: Unity Date: Sat Sep 19 20:05:51 2015 ExecutablePath: /usr/bin/webbrowser-app InstallationDate: Installed on 2015-09-18 (1 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Alpha amd64 (20150918) ProcCmdline: webbrowser-app Signal: 6 SourcePackage: webbrowser-app StacktraceTop: __assert_fail_base (fmt=0x7f1aba6fd028 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion@entry=0x7f1aa469f879 "kref", file=file@entry=0x7f1aa469f85a "../../nouveau/pushbuf.c", line=line@entry=726, function=function@entry=0x7f1aa469f8a0 "nouveau_pushbuf_data") at assert.c:92 __GI___assert_fail (assertion=0x7f1aa469f879 "kref", file=0x7f1aa469f85a "../../nouveau/pushbuf.c", line=726, function=0x7f1aa469f8a0 "nouveau_pushbuf_data") at assert.c:101 nouveau_pushbuf_data () from /usr/lib/x86_64-linux-gnu/libdrm_nouveau.so.2 nouveau_pushbuf_data () from /usr/lib/x86_64-linux-gnu/libdrm_nouveau.so.2 ?? () from /usr/lib/x86_64-linux-gnu/libdrm_nouveau.so.2 Title: webbrowser-app crashed with SIGABRT in __assert_fail_base() UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo To manage notifications about this bug go to: https://bugs.launchpad.net/mesa/+bug/1497593/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp