https://bugs.freedesktop.org/show_bug.cgi?id=103199
--- Comment #4 from Chris Wilson chris@chris-wilson.co.uk --- (In reply to Martin Peres from comment #3)
https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_93/fi-icl-u/ igt@drv_missed_irq.html
(drv_missed_irq:1510) CRITICAL: Test assertion failure function __real_main96, file ../tests/drv_missed_irq.c:159: (drv_missed_irq:1510) CRITICAL: Failed assertion: missed_rings == expect_rings (drv_missed_irq:1510) CRITICAL: Last errno: 9, Bad file descriptor (drv_missed_irq:1510) CRITICAL: error: 0 != 0x57 Test drv_missed_irq failed.
icl is a different class of bug -- icl can't fake missed interrupts at all.