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Date: Mon, 31 Aug 2020 16:02:13 +0800 From: kernel test robot <oliver.sang@...el.com> To: Daniel Vetter <daniel.vetter@...ll.ch> Cc: Sam Ravnborg <sam@...nborg.org>, Laurent Pinchart <laurent.pinchart@...asonboard.com>, Noralf Trønnes <noralf@...nnes.org>, Thomas Zimmermann <tzimmermann@...e.de>, Daniel Vetter <daniel.vetter@...el.com>, LKML <linux-kernel@...r.kernel.org>, lkp@...ts.01.org, lkp@...el.com Subject: [drm] c3b790ea07: last_state.is_incomplete_run Greeting, FYI, we noticed the following commit (built with gcc-9): commit: c3b790ea07a13da0c46816bda6b04abef346af15 ("drm: Manage drm_mode_config_init with drmm_") https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master in testcase: igt with following parameters: group: group_04 ucode: 0x7000019 on test machine: 16 threads Intel(R) Xeon(R) CPU D-1541 @ 2.10GHz with 48G memory caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace): kern :info : [ 43.291998] Console: switching to colour dummy device 80x25 user :info : [ 43.297631] [IGT] core_hotunplug: executing <----- just stuck here which not observed in parent commit also attached kmsg-parent.xz as reference. Though there are "Call Trace" show up, the test can go on. user :info : [ 44.410403] [IGT] core_hotunplug: executing user :info : [ 44.425311] [IGT] core_hotunplug: starting subtest unbind-rebind ... kern :info : [ 51.462427] Console: switching to colour frame buffer device 128x48 user :info : [ 51.471683] [IGT] kms_color: exiting, ret=77 If you fix the issue, kindly add following tag Reported-by: kernel test robot <oliver.sang@...el.com> To reproduce: git clone https://github.com/intel/lkp-tests.git cd lkp-tests bin/lkp install job.yaml # job file is attached in this email bin/lkp run job.yaml Thanks, Oliver Sang View attachment "config-5.6.0-rc5-01611-gc3b790ea07a13" of type "text/plain" (155088 bytes) View attachment "job-script" of type "text/plain" (5426 bytes) Download attachment "kmsg.xz" of type "application/x-xz" (22108 bytes) View attachment "job.yaml" of type "text/plain" (4428 bytes) Download attachment "kmsg-parent.xz" of type "application/x-xz" (27876 bytes)
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