[Bug 1995860] Re: Emulation of fence.tso hangs in endless loop

[Launchpad Bug Tracker]

This bug was fixed in the package opensbi - 1.1-1ubuntu1

---------------
opensbi (1.1-1ubuntu1) lunar; urgency=medium

  * Fix emulation of fence.tso hanging in endless loop on Allwinner D1
    d/p/lib-sbi_illegal_insn-Fix-FENCE.TSO-emulation-infinit.patch
    (LP: #1995860)

 -- Heinrich Schuchardt <heinrich.schuchardt at canonical.com>  Mon, 07 Nov
2022 17:46:03 +0100

** Changed in: opensbi (Ubuntu)
       Status: Fix Committed => Fix Released

-- 
You received this bug notification because you are a member of Ubuntu
Foundations Bugs, which is subscribed to u-boot in Ubuntu.
https://bugs.launchpad.net/bugs/1995860

Title:
  Emulation of fence.tso hangs in endless loop

Status in opensbi package in Ubuntu:
  Fix Released
Status in u-boot package in Ubuntu:
  New
Status in u-boot-nezha package in Ubuntu:
  New
Status in opensbi package in Debian:
  Unknown

Bug description:
  OpenSBI 1.1 has added an emulation of the fence.tso instruction
  missing on the Allwinner D1 SOC. This emulation hangs in an endless
  loop. This is fixed by the following upstream patch:

  111afc12306e ("lib: sbi_illegal_insn: Fix FENCE.TSO emulation infinite
  trap loop")

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/opensbi/+bug/1995860/+subscriptions