(In reply to Paul Menzel from comment #674) > (In reply to Charles Lim from comment #673) > > > For those who are looking for a solution or already found a solution, there > > is a new update of AGESA rolling out. The new version 1.0.0.4 claims: > > > > * Improved system stability when switching through ACPI power states. > > > > It has arrived on my Asus PRIME B350M days ago, I have upgraded and kept > > default optimised BIOS settings. When I used ZenState to check cpu status, > > the C6 state is now: > > > > C6 State - Package - Enabled > > C6 State - Core - Disabled > > > > Previously they were all enabled, I guessed the new AGESA release finally > > solved this problem from source? I will report back days later to see if > the > > system still hangs. > > Are you sure about the AGESA version string? For the Dell OptiPlex 5055, > firmware version 1.1.20 [1], running it through *Dell PFS BIOS Extractor*, > and then grepping for `AGESA!` in the strings/hexdump, it says it includes > AGESA version 1.0.0.7a. > > $ strings 1\ --\ 1\ OptiPlex\ System\ BIOS\ v1.1.20.bin | grep -A1 AGESA! > %pAGESA!V9 > SummitPI-AM4 1.0.0.7a > > [1]: > https://www.dell.com/support/home/de-de/drivers/ > driversdetails?driverid=w6mw5&oscode=wt64a&productcode=optiplex-5055-ryzen- > cpu > [2]: https://github.com/platomav/BIOSUtilities
1.0.0.7a is for Zen+ 1.0.0.4 is for Zen2. AMD resets versioning every new CPU generation. 1.0.0.4 is newer than 1.0.0.7 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1690085 Title: Ryzen 1800X freeze - rcu_sched detected stalls on CPUs/tasks To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1690085/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
