CC: linux-kernel(a)vger.kernel.org TO: Daniele Ceraolo Spurio <daniele.ceraolospurio(a)intel.com&gt; CC: Chris Wilson <chris(a)chris-wilson.co.uk&gt; Hi Daniele, First bad commit (maybe != root cause): tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 8e2e0104ef78d49a51db9acfd24eaf6d52dc779e commit: 007c457876507637b4af39458a8a745fea7f2907 drm/i915/guc: stop calling execlists_set_default_submission date: 3 months ago config: x86_64-randconfig-a004-20210414 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 9829f5e6b1bca9b61efc629770d28bb9014dec45) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit... git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 007c457876507637b4af39458a8a745fea7f2907 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): terminate called after throwing an instance of 'std::system_error' what(): Resource temporarily unavailable PLEASE submit a bug report to https://bugs.llvm.org/ and include the crash backtrace. #0 0x0000559695f892ec llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (/opt/cross/clang-9829f5e6b1/bin/lld+0x9982ec) #1 0x0000559695f87124 llvm::sys::RunSignalHandlers() (/opt/cross/clang-9829f5e6b1/bin/lld+0x996124) #2 0x0000559695f87283 SignalHandler(int) Signals.cpp:0:0 #3 0x00007f179e9e9140 __restore_rt (/lib/x86_64-linux-gnu/libpthread.so.0+0x14140) #4 0x00007f179e50dce1 raise (/lib/x86_64-linux-gnu/libc.so.6+0x3bce1) #5 0x00007f179e4f7537 abort (/lib/x86_64-linux-gnu/libc.so.6+0x25537) #6 0x00007f179e8917ec (/usr/lib/x86_64-linux-gnu/libstdc++.so.6+0x9a7ec) #7 0x00007f179e89c966 (/usr/lib/x86_64-linux-gnu/libstdc++.so.6+0xa5966) #8 0x00007f179e89c9d1 (/usr/lib/x86_64-linux-gnu/libstdc++.so.6+0xa59d1) #9 0x00007f179e89cc65 (/usr/lib/x86_64-linux-gnu/libstdc++.so.6+0xa5c65) #10 0x00007f179e894458 std::__throw_system_error(int) (/usr/lib/x86_64-linux-gnu/libstdc++.so.6+0x9d458) #11 0x00007f179e8c6159 (/usr/lib/x86_64-linux-gnu/libstdc++.so.6+0xcf159) #12 0x0000559698e49921 std::thread::_State_impl<std::thread::_Invoker<std::tuple<llvm::parallel::detail::(anonymous namespace)::ThreadPoolExecutor::ThreadPoolExecutor(llvm::ThreadPoolStrategy)::'lambda'()> > >::_M_run() Parallel.cpp:0:0 #13 0x00007f179e8c5ed0 (/usr/lib/x86_64-linux-gnu/libstdc++.so.6+0xceed0) #14 0x00007f179e9ddea7 start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x8ea7) #15 0x00007f179e5cfdef __clone (/lib/x86_64-linux-gnu/libc.so.6+0xfddef) /bin/bash: line 1: 75036 Aborted ld.lld -m elf_x86_64 -r -o drivers/gpu/drm/i915/i915.o drivers/gpu/drm/i915/i915_drv.o drivers/gpu/drm/i915/i915_config.o drivers/gpu/drm/i915/i915_irq.o drivers/gpu/drm/i915/i915_getparam.o drivers/gpu/drm/i915/i915_mitigations.o drivers/gpu/drm/i915/i915_params.o drivers/gpu/drm/i915/i915_pci.o drivers/gpu/drm/i915/i915_scatterlist.o drivers/gpu/drm/i915/i915_suspend.o drivers/gpu/drm/i915/i915_switcheroo.o drivers/gpu/drm/i915/i915_sysfs.o drivers/gpu/drm/i915/i915_utils.o drivers/gpu/drm/i915/intel_device_info.o drivers/gpu/drm/i915/intel_dram.o drivers/gpu/drm/i915/intel_memory_region.o drivers/gpu/drm/i915/intel_pch.o drivers/gpu/drm/i915/intel_pm.o drivers/gpu/drm/i915/intel_runtime_pm.o drivers/gpu/drm/i915/intel_sideband.o drivers/gpu/drm/i915/intel_uncore.o drivers/gpu/drm/i915/intel_wakeref.o drivers/gpu/drm/i915/vlv_suspend.o drivers/gpu/drm/i915/dma_resv_utils.o drivers/gpu/drm/i915/i915_memcpy.o drivers/gpu/drm/i915/i915_mm.o drivers/gpu/drm/i915/i915_sw_fence.o drivers/gpu/drm/i915/i915_sw_fence_work.o drivers/gpu/drm/i915/i915_syncmap.o drivers/gpu/drm/i915/i915_user_extensions.o drivers/gpu/drm/i915/i915_debugfs.o drivers/gpu/drm/i915/i915_debugfs_params.o drivers/gpu/drm/i915/display/intel_display_debugfs.o drivers/gpu/drm/i915/display/intel_pipe_crc.o drivers/gpu/drm/i915/i915_pmu.o drivers/gpu/drm/i915/gt/debugfs_engines.o drivers/gpu/drm/i915/gt/debugfs_gt.o drivers/gpu/drm/i915/gt/debugfs_gt_pm.o drivers/gpu/drm/i915/gt/gen2_engine_cs.o drivers/gpu/drm/i915/gt/gen6_engine_cs.o drivers/gpu/drm/i915/gt/gen6_ppgtt.o drivers/gpu/drm/i915/gt/gen7_renderclear.o drivers/gpu/drm/i915/gt/gen8_engine_cs.o drivers/gpu/drm/i915/gt/gen8_ppgtt.o drivers/gpu/drm/i915/gt/intel_breadcrumbs.o drivers/gpu/drm/i915/gt/intel_context.o drivers/gpu/drm/i915/gt/intel_context_param.o drivers/gpu/drm/i915/gt/intel_context_sseu.o drivers/gpu/drm/i915/gt/intel_engine_cs.o drivers/gpu/drm/i915/gt/intel_engine_heartbeat.o drivers/gpu/drm/i915/gt/intel_engine_pm.o drivers/gpu/drm/i915/gt/intel_engine_user.o drivers/gpu/drm/i915/gt/intel_execlists_submission.o drivers/gpu/drm/i915/gt/intel_ggtt.o drivers/gpu/drm/i915/gt/intel_ggtt_fencing.o drivers/gpu/drm/i915/gt/intel_gt.o drivers/gpu/drm/i915/gt/intel_gt_buffer_pool.o drivers/gpu/drm/i915/gt/intel_gt_clock_utils.o drivers/gpu/drm/i915/gt/intel_gt_irq.o drivers/gpu/drm/i915/gt/intel_gt_pm.o drivers/gpu/drm/i915/gt/intel_gt_pm_irq.o drivers/gpu/drm/i915/gt/intel_gt_requests.o drivers/gpu/drm/i915/gt/intel_gtt.o drivers/gpu/drm/i915/gt/intel_llc.o drivers/gpu/drm/i915/gt/intel_lrc.o drivers/gpu/drm/i915/gt/intel_mocs.o drivers/gpu/drm/i915/gt/intel_ppgtt.o drivers/gpu/drm/i915/gt/intel_rc6.o drivers/gpu/drm/i915/gt/intel_region_lmem.o drivers/gpu/drm/i915/gt/intel_renderstate.o drivers/gpu/drm/i915/gt/intel_reset.o drivers/gpu/drm/i915/gt/intel_ring.o drivers/gpu/drm/i915/gt/intel_ring_submission.o drivers/gpu/drm/i915/gt/intel_rps.o drivers/gpu/drm/i915/gt/intel_sseu.o drivers/gpu/drm/i915/gt/intel_sseu_debugfs.o drivers/gpu/drm/i915/gt/intel_timeline.o drivers/gpu/drm/i915/gt/intel_workarounds.o drivers/gpu/drm/i915/gt/shmem_utils.o drivers/gpu/drm/i915/gt/sysfs_engines.o drivers/gpu/drm/i915/gt/gen6_renderstate.o drivers/gpu/drm/i915/gt/gen7_renderstate.o drivers/gpu/drm/i915/gt/gen8_renderstate.o drivers/gpu/drm/i915/gt/gen9_renderstate.o drivers/gpu/drm/i915/gem/i915_gem_busy.o drivers/gpu/drm/i915/gem/i915_gem_clflush.o drivers/gpu/drm/i915/gem/i915_gem_client_blt.o drivers/gpu/drm/i915/gem/i915_gem_context.o drivers/gpu/drm/i915/gem/i915_gem_dmabuf.o drivers/gpu/drm/i915/gem/i915_gem_domain.o drivers/gpu/drm/i915/gem/i915_gem_execbuffer.o drivers/gpu/drm/i915/gem/i915_gem_fence.o drivers/gpu/drm/i915/gem/i915_gem_internal.o drivers/gpu/drm/i915/gem/i915_gem_object.o drivers/gpu/drm/i915/gem/i915_gem_object_blt.o drivers/gpu/drm/i915/gem/i915_gem_lmem.o drivers/gpu/drm/i915/gem/i915_gem_mman.o drivers/gpu/drm/i915/gem/i915_gem_pages.o drivers/gpu/drm/i915/gem/i915_gem_phys.o drivers/gpu/drm/i915/gem/i915_gem_pm.o drivers/gpu/drm/i915/gem/i915_gem_region.o drivers/gpu/drm/i915/gem/i915_gem_shmem.o drivers/gpu/drm/i915/gem/i915_gem_shrinker.o drivers/gpu/drm/i915/gem/i915_gem_stolen.o drivers/gpu/drm/i915/gem/i915_gem_throttle.o drivers/gpu/drm/i915/gem/i915_gem_tiling.o drivers/gpu/drm/i915/gem/i915_gem_userptr.o drivers/gpu/drm/i915/gem/i915_gem_wait.o drivers/gpu/drm/i915/gem/i915_gemfs.o drivers/gpu/drm/i915/i915_active.o drivers/gpu/drm/i915/i915_buddy.o drivers/gpu/drm/i915/i915_cmd_parser.o drivers/gpu/drm/i915/i915_gem_evict.o drivers/gpu/drm/i915/i915_gem_gtt.o drivers/gpu/drm/i915/i915_gem.o drivers/gpu/drm/i915/i915_globals.o drivers/gpu/drm/i915/i915_query.o drivers/gpu/drm/i915/i915_request.o drivers/gpu/drm/i915/i915_scheduler.o drivers/gpu/drm/i915/i915_trace_points.o drivers/gpu/drm/i915/i915_vma.o drivers/gpu/drm/i915/intel_wopcm.o drivers/gpu/drm/i915/gt/uc/intel_uc.o drivers/gpu/drm/i915/gt/uc/intel_uc_debugfs.o drivers/gpu/drm/i915/gt/uc/intel_uc_fw.o drivers/gpu/drm/i915/gt/uc/intel_guc.o drivers/gpu/drm/i915/gt/uc/intel_guc_ads.o drivers/gpu/drm/i915/gt/uc/intel_guc_ct.o drivers/gpu/drm/i915/gt/uc/intel_guc_debugfs.o drivers/gpu/drm/i915/gt/uc/intel_guc_fw.o drivers/gpu/drm/i915/gt/uc/intel_guc_log.o drivers/gpu/drm/i915/gt/uc/intel_guc_log_debugfs.o drivers/gpu/drm/i915/gt/uc/intel_guc_submission.o drivers/gpu/drm/i915/gt/uc/intel_huc.o drivers/gpu/drm/i915/gt/uc/intel_huc_debugfs.o drivers/gpu/drm/i915/gt/uc/intel_huc_fw.o drivers/gpu/drm/i915/display/intel_atomic.o drivers/gpu/drm/i915/display/intel_atomic_plane.o drivers/gpu/drm/i915/display/intel_audio.o drivers/gpu/drm/i915/display/intel_bios.o drivers/gpu/drm/i915/display/intel_bw.o drivers/gpu/drm/i915/display/intel_cdclk.o drivers/gpu/drm/i915/display/intel_color.o drivers/gpu/drm/i915/display/intel_combo_phy.o drivers/gpu/drm/i915/display/intel_connector.o drivers/gpu/drm/i915/display/intel_csr.o drivers/gpu/drm/i915/display/intel_display.o drivers/gpu/drm/i915/display/intel_display_power.o drivers/gpu/drm/i915/display/intel_dpio_phy.o drivers/gpu/drm/i915/display/intel_dpll_mgr.o drivers/gpu/drm/i915/display/intel_dsb.o drivers/gpu/drm/i915/display/intel_fbc.o drivers/gpu/drm/i915/display/intel_fifo_underrun.o drivers/gpu/drm/i915/display/intel_frontbuffer.o drivers/gpu/drm/i915/display/intel_global_state.o drivers/gpu/drm/i915/display/intel_hdcp.o drivers/gpu/drm/i915/display/intel_hotplug.o drivers/gpu/drm/i915/display/intel_lpe_audio.o drivers/gpu/drm/i915/display/intel_overlay.o drivers/gpu/drm/i915/display/intel_psr.o drivers/gpu/drm/i915/display/intel_quirks.o drivers/gpu/drm/i915/display/intel_sprite.o drivers/gpu/drm/i915/display/intel_tc.o drivers/gpu/drm/i915/display/intel_vga.o drivers/gpu/drm/i915/display/intel_acpi.o drivers/gpu/drm/i915/display/intel_opregion.o drivers/gpu/drm/i915/display/dvo_ch7017.o drivers/gpu/drm/i915/display/dvo_ch7xxx.o drivers/gpu/drm/i915/display/dvo_ivch.o drivers/gpu/drm/i915/display/dvo_ns2501.o drivers/gpu/drm/i915/display/dvo_sil164.o drivers/gpu/drm/i915/display/dvo_tfp410.o drivers/gpu/drm/i915/display/icl_dsi.o drivers/gpu/drm/i915/display/intel_crt.o drivers/gpu/drm/i915/display/intel_ddi.o drivers/gpu/drm/i915/display/intel_dp.o drivers/gpu/drm/i915/display/intel_dp_aux_backlight.o drivers/gpu/drm/i915/display/intel_dp_hdcp.o drivers/gpu/drm/i915/display/intel_dp_link_training.o drivers/gpu/drm/i915/display/intel_dp_mst.o drivers/gpu/drm/i915/display/intel_dsi.o drivers/gpu/drm/i915/display/intel_dsi_dcs_backlight.o drivers/gpu/drm/i915/display/intel_dsi_vbt.o drivers/gpu/drm/i915/display/intel_dvo.o drivers/gpu/drm/i915/display/intel_gmbus.o drivers/gpu/drm/i915/display/intel_hdmi.o drivers/gpu/drm/i915/display/intel_lspcon.o drivers/gpu/drm/i915/display/intel_lvds.o drivers/gpu/drm/i915/display/intel_panel.o drivers/gpu/drm/i915/display/intel_sdvo.o drivers/gpu/drm/i915/display/intel_tv.o drivers/gpu/drm/i915/display/intel_vdsc.o drivers/gpu/drm/i915/display/vlv_dsi.o drivers/gpu/drm/i915/display/vlv_dsi_pll.o drivers/gpu/drm/i915/i915_perf.o drivers/gpu/drm/i915/i915_gpu_error.o drivers/gpu/drm/i915/gem/selftests/igt_gem_utils.o drivers/gpu/drm/i915/selftests/i915_random.o drivers/gpu/drm/i915/selftests/i915_selftest.o drivers/gpu/drm/i915/selftests/igt_atomic.o drivers/gpu/drm/i915/selftests/igt_flush_test.o drivers/gpu/drm/i915/selftests/igt_live_test.o drivers/gpu/drm/i915/selftests/igt_mmap.o drivers/gpu/drm/i915/selftests/igt_reset.o drivers/gpu/drm/i915/selftests/igt_spinner.o drivers/gpu/drm/i915/selftests/librapl.o drivers/gpu/drm/i915/i915_vgpu.o -- --- 0-DAY CI Kernel Test Service, Intel Corporation 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