The problem happens on several KVM machines with (virtual) Intel 6300ESB WatchDog. Here's the driver load log from dmesg :
[37539.207098] i6300esb: Intel 6300ESB WatchDog Timer Driver v0.05 [37539.210190] i6300esb: initialized (0xffffc9000007c000). heartbeat=30 sec (nowayout=0) I've attached the watchdog.conf that worked since the initial install of the VMs. ** Attachment added: "watchdog.conf" https://bugs.launchpad.net/ubuntu/+source/watchdog/+bug/1448924/+attachment/4386335/+files/watchdog.conf -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1448924 Title: watchdogd doesn't start on boot To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/watchdog/+bug/1448924/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs