Ubuntu
linux package

  1. Bionic (18.04)
  2. Bug #1771467
  3. Comment #27

Comment 27 for bug 1771467

Revision history for this message
In , okaya (okaya-linux-kernel-bugs) wrote :

No, this is enough. We now understand that disabling the bus master bit in the command-control register of the root port is causing a crash on your system.

I suspect that the firmware is talking to the PCIe bus in parallel and by disabling the bus master bit, we are breaking the FW.