[Bug 104594] New: [CI] igt at drm_mm@* - dmesg-warn - BUG: using smp_processor_id() in preemptible [00000000] code: drm_mm/6141

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=104594

            Bug ID: 104594
           Summary: [CI] igt at drm_mm@* - dmesg-warn - BUG: using
                    smp_processor_id() in preemptible [00000000] code:
                    drm_mm/6141
           Product: DRI
           Version: DRI git
          Hardware: Other
                OS: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: marta.lofstedt at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3621/shard-kbl2/igt@drm_mm@align.html
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3621/shard-kbl2/igt@drm_mm@align64.html
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3621/shard-kbl2/igt@drm_mm@insert.html
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3621/shard-kbl2/igt@drm_mm@insert_range.html
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3621/shard-kbl2/igt@drm_mm@reserve.html

<7>[  190.908905] [IGT] drm_mm: executing
<7>[  190.911182] [IGT] drm_mm: starting subtest reserve
<3>[  190.912001] BUG: using smp_processor_id() in preemptible [00000000] code:
drm_mm/6141
<4>[  190.912011] caller is vprintk_func+0x47/0x80
<4>[  190.912059] CPU: 3 PID: 6141 Comm: drm_mm Tainted: G     UD W       
4.15.0-rc7-CI-CI_DRM_3621+ #1
<4>[  190.912060] Hardware name:                  /NUC7i5BNB, BIOS
BNKBL357.86A.0054.2017.1025.1822 10/25/2017
<4>[  190.912060] Call Trace:
<4>[  190.912060]  dump_stack+0x5f/0x86
<4>[  190.912061]  check_preemption_disabled+0xd9/0xe0
<4>[  190.912061]  vprintk_func+0x47/0x80
<4>[  190.912062]  ? 0xffffffffa0041000
<4>[  190.912062]  printk+0x3e/0x46
<4>[  190.912062]  test_drm_mm_init+0x33/0x1000 [test_drm_mm]
<4>[  190.912063]  ? 0xffffffffa0041000
<4>[  190.912063]  do_one_initcall+0x39/0x150
<4>[  190.912064]  ? kmem_cache_alloc_trace+0x1e7/0x2b0
<4>[  190.912064]  do_init_module+0x56/0x1ef
<4>[  190.912064]  load_module+0x231c/0x2d70
<4>[  190.912065]  ? show_coresize+0x20/0x20
<4>[  190.912065]  ? vfs_read+0x126/0x150
<4>[  190.912065]  ? SyS_finit_module+0xa5/0xe0
<4>[  190.912066]  SyS_finit_module+0xa5/0xe0
<4>[  190.912066]  entry_SYSCALL_64_fastpath+0x1c/0x89
<4>[  190.912066] RIP: 0033:0x7f75d8be49f9
<4>[  190.912067] RSP: 002b:00007fff49fc4928 EFLAGS: 00000206
<6>[  190.912168] drm_mm: Testing DRM range manger (struct drm_mm), with
random_seed=0xa0e0b9aa max_iterations=8192 max_prime=128

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