Comment 1 for bug 1881356

Please note that the following patches have been skipped as they were already applied to xenial/linux:
  *Revert "ACPI / video: Add force_native quirk for HP Pavilion dv6"
  *net: ipv6: add net argument to ip6_dst_lookup_flow
  *net: ipv6_stub: use ip6_dst_lookup_flow instead of ip6_dst_lookup
  *blktrace: Protect q->blk_trace with RCU
  *blktrace: fix dereference after null check
  *spi: spi-dw: Add lock protect dw_spi rx/tx to prevent concurrent calls
  *block: defer timeouts to a workqueue
  *blk-mq: Allow timeouts to run while queue is freezing

The following patch needed some context adjustment:
  *blktrace: Fix potential deadlock between delete & sysfs ops
  *blktrace: fix unlocked access to init/start-stop/teardown
  *cifs: Check for timeout on Negotiate stage
  *cifs: Fix a race condition with cifs_echo_request
  *x86/paravirt: Remove the unused irq_enable_sysexit pv op
  *x86: Fix early boot crash on gcc-10, third try
  *scsi: iscsi: Fix a potential deadlock in the timeout handler

All the other patches applied cleanly.