[Kernel-packages] [Bug 1819924] Re: System hangs when hot-plugging dual monitor dock

2019-03-21 Thread Bernie Bernstein
It's possible, though it's hard to confirm as I cannot find a kernel OOPS message in that ticket. If they can avoid hanging if the dock is plugged in when first booting, then I think they are very likely related. -- You received this bug notification because you are a member of Kernel Packages,

[Kernel-packages] [Bug 1820811] Re: Thunderbolt3 dock freezes X on hotplug when used with external displays

2019-04-05 Thread Bernie Bernstein
Sorry for the delayed followup, but if your machine is booted with it plugged in, are you then able to unplug and re-plug the device without issue? Or does the hang re-occur regardless of whether the device was plugged in at boot or not? -- You received this bug notification because you are a

[Kernel-packages] [Bug 1819924] Re: System hangs when hot-plugging dual monitor dock

2019-04-05 Thread Bernie Bernstein
I don't think this issue is related to LP #1820811. In #1820811, the hang always occurs when hot-plugging. With this issue, if the device is cold plugged (plugged in at boot), it can be disconencted and re-connected without issue. -- You received this bug notification because you are a member

[Kernel-packages] [Bug 1819924] Re: System hangs when hot-plugging dual monitor dock

2019-04-08 Thread Bernie Bernstein
Issue still remains with the mainline kernel. The contents of the kernel Oops message differs slightly, but still very similar: [ 27.532858] BUG: unable to handle kernel NULL pointer dereference at 03e8 [ 27.532862] #PF error: [WRITE] [ 27.532865] PGD 0 P4D 0 [ 27.532869]

[Kernel-packages] [Bug 1819924] [NEW] System hangs when hot-plugging dual monitor dock

2019-03-13 Thread Bernie Bernstein
Public bug reported: When plugging in my Cable Matters USB-C Dual 4K DisplayPort Docking Station into my system, after it has already booted, the system hangs with a kernel OOPS. This is always repeatable. Steps to reproduce: 1. Ensure docking station is unplugged or shut-off. 2. Boot up

[Kernel-packages] [Bug 1819924] Re: System hangs when hot-plugging dual monitor dock

2019-03-19 Thread Bernie Bernstein
I have verified this issue still exists in kernel version 4.18.0-10. -- 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/1819924 Title: System hangs when hot-plugging dual monitor dock

[Kernel-packages] [Bug 1820811] Re: Thunderbolt3 dock freezes X on hotplug when used with external displays

2019-03-21 Thread Bernie Bernstein
We are trying to determine if this bug is related to bug #1819924. With the affected kernel versions, does the hang still occur if the dock is connected before booting? That is, with your computer shut off, plug in the dock and then boot up. Does the computer hang after booting? If not, are you