These 4 failures appear to be quite similar. I hope me cutting corners will not come back to bite me!

https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_7/fi-gdg-551/igt@gem_set_tiling_vs_pwrite.html

(gem_set_tiling_vs_pwrite:1187) CRITICAL: Test assertion failure function __real_main49, file ../tests/gem_set_tiling_vs_pwrite.c:78:
(gem_set_tiling_vs_pwrite:1187) CRITICAL: Failed assertion: i == data[i]
Test gem_set_tiling_vs_pwrite failed.


https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_7/fi-gdg-551/igt@gem_tiled_pread_pwrite.html

(gem_tiled_pread_pwrite:1411) CRITICAL: Test assertion failure function __real_main108, file ../tests/gem_tiled_pread_pwrite.c:141:
(gem_tiled_pread_pwrite:1411) CRITICAL: Failed assertion: page[j] == n
(gem_tiled_pread_pwrite:1411) CRITICAL: mismatch at 262112: 10
Test gem_tiled_pread_pwrite failed.


https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_7/fi-gdg-551/igt@gem_tiled_partial_pwrite_pread@writes.html

(gem_tiled_partial_pwrite_pread:1161) CRITICAL: Test assertion failure function test_partial_writes, file ../tests/gem_tiled_partial_pwrite_pread.c:175:
(gem_tiled_partial_pwrite_pread:1161) CRITICAL: Failed assertion: compare_tmp[j] == val
(gem_tiled_partial_pwrite_pread:1161) CRITICAL: Last errno: 25, Inappropriate ioctl for device
(gem_tiled_partial_pwrite_pread:1161) CRITICAL: mismatch at 91904, got: 64, expected: 1
Subtest writes failed.


https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_7/fi-gdg-551/igt@gem_tiled_partial_pwrite_pread@writes-after-reads.html

(gem_tiled_partial_pwrite_pread:1234) CRITICAL: Test assertion failure function test_partial_read_writes, file ../tests/gem_tiled_partial_pwrite_pread.c:234:
(gem_tiled_partial_pwrite_pread:1234) CRITICAL: Failed assertion: compare_tmp[j] == val
(gem_tiled_partial_pwrite_pread:1234) CRITICAL: mismatch at 91904, got: 63, expected: 17
Subtest writes-after-reads failed.