[Bug 102841] New: [IGT] [KBL]gem_reloc_vs_gpu subtest fail with an assertion

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=102841

            Bug ID: 102841
           Summary: [IGT] [KBL]gem_reloc_vs_gpu subtest fail with an
                    assertion
           Product: DRI
           Version: unspecified
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: armando.antoniox.mora.reos at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Created attachment 134317
  --> https://bugs.freedesktop.org/attachment.cgi?id=134317&action=edit
dmesg log

Hello, The following tests are falling on KBL with latest configuration

=========================================
test list 
=========================================
igt at gem_reloc_vs_gpu@forked-hang
igt at gem_reloc_vs_gpu@forked-interruptible-thrashing-hang

(gem_reloc_vs_gpu:1442) intel-batchbuffer-CRITICAL: Test assertion failure
function intel_batchbuffer_flush_on_ring, file intel_batchbuffer.c:184:
(gem_reloc_vs_gpu:1442) intel-batchbuffer-CRITICAL: Failed assertion:
(drm_intel_gem_bo_context_exec(batch->bo, ctx, used, ring)) == 0
(gem_reloc_vs_gpu:1442) intel-batchbuffer-CRITICAL: Last errno: 5, Input/output
error
Stack trace:
(gem_reloc_vs_gpu:1446) intel-batchbuffer-CRITICAL: Failed assertion:
(drm_intel_gem_bo_context_exec(batch->bo, ctx, used, ring)) == 0
(gem_reloc_vs_gpu:1446) intel-batchbuffer-CRITICAL: Last errno: 5, Input/output
error
Stack trace:
  #0 [__igt_fail_assert+0x101]
  #0 [__igt_fail_assert+0x101]
  #0 [__igt_fail_assert+0x101]
  #0 [__igt_fail_assert+0x101]
  #1 [intel_batchbuffer_flush_on_ring+0xc7]
  #1 [intel_batchbuffer_flush_on_ring+0xc7]
  #1 [intel_batchbuffer_flush_on_ring+0xc7]
  #1 [intel_batchbuffer_flush_on_ring+0xc7]
  #2 [do_test+0x464]
  #2 [do_test+0x464]
  #2 [do_test+0x464]
  #2 [do_test+0x464]
  #3 [__real_main296+0x4e6]
  #3 [__real_main296+0x4e6]
  #3 [__real_main296+0x4e6]
  #3 [__real_main296+0x4e6]
  #4 [main+0x33]
  #4 [main+0x33]
  #4 [main+0x33]
  #4 [main+0x33]
  #5 [__libc_start_main+0xf1]
  #5 [__libc_start_main+0xf1]
  #5 [__libc_start_main+0xf1]
  #5 [__libc_start_main+0xf1]
  #6 [_start+0x29]
  #6 [_start+0x29]
  #6 [_start+0x29]
  #6 [_start+0x29]
  #7 [<unknown>+0x29]
  #7 [<unknown>+0x29]
  #7 [<unknown>+0x29]
  #7 [<unknown>+0x29]
child 2 failed with exit status 99
Subtest forked-hang failed.
**** DEBUG ****
(gem_reloc_vs_gpu:1428) ioctl-wrappers-DEBUG: Test requirement passed:
gem_has_ring(fd, ring)
(gem_reloc_vs_gpu:1428) ioctl-wrappers-DEBUG: Test requirement passed:
has_ban_period || has_bannable
(gem_reloc_vs_gpu:1428) igt-gt-DEBUG: Test requirement passed:
has_gpu_reset(fd)
****  END  ****

attached new dmesg

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