Upstream discussion https://lkml.org/lkml/2019/6/9/781
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1840750 Title: [Potential Regression] System crashes when running ftrace test in ubuntu_kernel_selftests Status in ubuntu-kernel-tests: New Status in linux package in Ubuntu: Confirmed Status in linux source package in Disco: Confirmed Bug description: This issue is 100% reproducible. It looks like this has something to do with the Disco kernel in proposed (5.0.0-1014.14). Test combinations: kernel in updates + source code master branch = OK kernel in proposed + source code master-next branch = NOT OK kernel in proposed + source code master branch = NOT OK The system will crash and reboot itself when testing: "Register/unregister many kprobe events" [33] Kprobe event with comm arguments [PASS] [34] Kprobe event string type argument [PASS] [35] Kprobe event symbol argument [PASS] [36] Kprobe event argument syntax [PASS] [37] Kprobes event arguments with types [PASS] [38] Kprobe event auto/manual naming [PASS] [39] Kprobe dynamic event with function tracer [PASS] [40] Kretprobe dynamic event with arguments [PASS] [41] Kretprobe dynamic event with maxactive [PASS] [42] Register/unregister many kprobe events packet_write_wait: Connection to 35.233.208.253 port 22: Broken pipe Tried with use "tail -f /var/log/syslog" and "dmesg -w" to see what happened, but it will just disconnected and reboot itself. ProblemType: Bug DistroRelease: Ubuntu 19.04 Package: linux-image-5.0.0-1014-gcp 5.0.0-1014.14 ProcVersionSignature: Ubuntu 5.0.0-1014.14-gcp 5.0.21 Uname: Linux 5.0.0-1014-gcp x86_64 ApportVersion: 2.20.10-0ubuntu27.1 Architecture: amd64 Date: Tue Aug 20 08:13:13 2019 SourcePackage: linux-signed-gcp UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-kernel-tests/+bug/1840750/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
