Hello,
kernel test robot noticed "kernel-selftests.sync.sync_test.Testing_sync_framework.test_merge_stress_random_merge.fail" on:
commit: 26fa53bf886f191e90f8149224b10cda533e601d ("[PATCH] dma-buf/dma_fence_array: remove unused functionality") url: https://github.com/intel-lab-lkp/linux/commits/Christian-K-nig/dma-buf-dma_f... base: https://gitlab.freedesktop.org/drm/misc/kernel.git drm-misc-next patch link: https://lore.kernel.org/all/20260317145039.2418-1-christian.koenig@amd.com/ patch subject: [PATCH] dma-buf/dma_fence_array: remove unused functionality
in testcase: kernel-selftests version: kernel-selftests-x86_64-c369299895a5-1_20260323 with following parameters:
group: sync
config: x86_64-rhel-9.4-kselftests compiler: gcc-14 test machine: 36 threads 1 sockets Intel(R) Core(TM) i9-9980XE CPU @ 3.00GHz (Skylake) with 32G memory
(please refer to attached dmesg/kmsg for entire log/backtrace)
If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot oliver.sang@intel.com | Closes: https://lore.kernel.org/oe-lkp/202603261503.3e8f7afc-lkp@intel.com
TAP version 13 1..1 # timeout set to 300 # selftests: sync: sync_test # TAP version 13 # 1..10 # # [RUN] Testing sync framework # ok 1 [RUN] test_alloc_timeline # ok 2 [RUN] test_alloc_fence # ok 3 [RUN] test_alloc_fence_negative # ok 4 [RUN] test_fence_one_timeline_wait # ok 5 [RUN] test_fence_one_timeline_merge # ok 6 [RUN] test_fence_merge_same_fence # ok 7 [RUN] test_fence_multi_timeline_wait # ok 8 [RUN] test_stress_two_threads_shared_timeline # ok 9 [RUN] test_consumer_stress_multi_producer_single_consumer # # [ERROR] Failure waiting on fence until timeout # not ok 10 [RUN] test_merge_stress_random_merge # Bail out! 1 out of 10 sync tests failed # # Totals: pass:9 fail:1 xfail:0 xpass:0 skip:0 error:0 not ok 1 selftests: sync: sync_test # exit=1
The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20260326/202603261503.3e8f7afc-lkp@i...