[Intel-gfx] ✗ Fi.CI.BAT: failure for series starting with [1/9] drm/i915: Drop posting reads to flush master interrupts (rev4)

[Patchwork]

== Series Details ==

Series: series starting with [1/9] drm/i915: Drop posting reads to flush master interrupts (rev4)
URL   : https://patchwork.freedesktop.org/series/45531/
State : failure

== Summary ==

Applying: drm/i915: Drop posting reads to flush master interrupts
Applying: drm/i915/execlists: Pull submit after dequeue under timeline lock
Applying: drm/i915/execlists: Pull CSB reset under the timeline.lock
Applying: drm/i915/execlists: Process one CSB update at a time
Applying: drm/i915/execlists: Unify CSB access pointers
Applying: drm/i915/execlists: Reset CSB write pointer after reset
Applying: drm/i915/execlists: Stop storing the CSB read pointer in the mmio register
Applying: drm/i915/execlists: Trust the CSB
error: sha1 information is lacking or useless (drivers/gpu/drm/i915/i915_irq.c).
error: could not build fake ancestor
Patch failed at 0008 drm/i915/execlists: Trust the CSB
Use 'git am --show-current-patch' to see the failed patch
When you have resolved this problem, run "git am --continue".
If you prefer to skip this patch, run "git am --skip" instead.
To restore the original branch and stop patching, run "git am --abort".