[Bug 112062] New: [CI][SHARDS] igt at i915_selftest@live_coherency - timeout - BUG: sleeping function called from invalid context at kernel/sched/completion.c:99

Fri Oct 18 12:45:56 UTC 2019

https://bugs.freedesktop.org/show_bug.cgi?id=112062

            Bug ID: 112062
           Summary: [CI][SHARDS] igt at i915_selftest@live_coherency -
                    timeout - BUG: sleeping function called from invalid
                    context at kernel/sched/completion.c:99
           Product: DRI
           Version: DRI git
          Hardware: Other
                OS: All
            Status: NEW
          Severity: not set
          Priority: not set
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: lakshminarayana.vudum 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_7098/shard-kbl2/igt@i915_selftest@live_coherency.html
<3> [2438.531424] BUG: sleeping function called from invalid context at
kernel/sched/completion.c:99
<3> [2438.531433] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 8150,
name: i915_selftest
<4> [2438.531986] INFO: lockdep is turned off.
<3> [2438.531993] Preemption disabled at:
<4> [2438.531995] [<0000000000000000>] 0x0
<4> [2438.532007] CPU: 0 PID: 8150 Comm: i915_selftest Tainted: G     UD       
   5.4.0-rc2-CI-CI_DRM_7098+ #1
<4> [2438.532017] Hardware name:  /NUC7i5BNB, BIOS
BNKBL357.86A.0054.2017.1025.1822 10/25/2017
<4> [2438.532027] Call Trace:
<4> [2438.532034]  dump_stack+0x67/0x9b
<4> [2438.532041]  ___might_sleep+0x178/0x260
<4> [2438.532049]  wait_for_completion+0x37/0x1a0
<4> [2438.532060]  virt_efi_query_variable_info+0x161/0x1b0
<4> [2438.532070]  efi_query_variable_store+0xb3/0x1a0
<4> [2438.532082]  ? efivar_entry_set_safe+0x19c/0x220
<4> [2438.532090]  ? efi_delete_dummy_variable+0x90/0x90
<4> [2438.532099]  efivar_entry_set_safe+0x19c/0x220
<4> [2438.532109]  ? efi_pstore_write+0x10b/0x150
<4> [2438.532117]  efi_pstore_write+0x10b/0x150
<4> [2438.532129]  pstore_dump+0x127/0x340
<4> [2438.532139]  kmsg_dump+0x87/0x1c0
<4> [2438.532146]  oops_end+0x3e/0x90
<4> [2438.532152]  do_trap+0x80/0x100
<4> [2438.532223]  ? intel_gt_driver_remove+0x54/0x60 [i915]
<4> [2438.532233]  do_invalid_op+0x23/0x30
<4> [2438.532294]  ? intel_gt_driver_remove+0x54/0x60 [i915]
<4> [2438.532303]  invalid_op+0x23/0x30
<4> [2438.532359] RIP: 0010:intel_gt_driver_remove+0x54/0x60 [i915]
<4> [2438.532369] Code: db 0d de e0 48 8b 35 03 8e 25 00 49 c7 c0 20 84 50 a0
b9 7e 01 00 00 48 c7 c2 d0 4f 4a a0 48 c7 c7 af a1 34 a0 e8 9c 08 e5 e0 <0f> 0b
66 2e 0f 1f 84 00 00 00 00 00 e9 0b 85 fd ff 90 66 2e 0f 1f
<4> [2438.532389] RSP: 0018:ffffc9000037bac0 EFLAGS: 00010282
<4> [2438.532396] RAX: 000000000000000a RBX: ffff88824c340000 RCX:
0000000000000000
<4> [2438.532405] RDX: 0000000000000001 RSI: 0000000000000008 RDI:
ffff888275b78008
<4> [2438.532413] RBP: ffff88824c34a088 R08: 0000000000702017 R09:
ffff88824dc57000
<4> [2438.532421] R10: 0000000000000000 R11: ffff888275b78008 R12:
0000000000000003
<4> [2438.532429] R13: ffffffffa0592250 R14: ffffffffa05921e0 R15:
ffffc9000037be88
<4> [2438.532504]  i915_gem_driver_remove+0x34/0xc0 [i915]
<4> [2438.532560]  i915_driver_remove+0xe9/0x110 [i915]
<4> [2438.532616]  i915_pci_remove+0x19/0x40 [i915]
<4> [2438.532668]  i915_pci_probe+0xa3/0x1b0 [i915]
<4> [2438.532678]  pci_device_probe+0x9e/0x120
<4> [2438.532688]  really_probe+0xea/0x420
<4> [2438.532696]  driver_probe_device+0x10b/0x120
<4> [2438.532704]  device_driver_attach+0x4a/0x50
<4> [2438.532712]  __driver_attach+0x97/0x130
<4> [2438.532718]  ? device_driver_attach+0x50/0x50
<4> [2438.532725]  bus_for_each_dev+0x74/0xc0
<4> [2438.532733]  bus_add_driver+0x142/0x220
<4> [2438.532739]  ? 0xffffffffa0626000
<4> [2438.532745]  driver_register+0x56/0xf0
<4> [2438.532751]  ? 0xffffffffa0626000
<4> [2438.532756]  do_one_initcall+0x58/0x2ff
<4> [2438.532764]  ? rcu_read_lock_sched_held+0x4d/0x80
<4> [2438.532772]  ? kmem_cache_alloc_trace+0x290/0x2c0
<4> [2438.532780]  do_init_module+0x56/0x1f8
<4> [2438.532789]  load_module+0x243e/0x29f0
<4> [2438.532803]  ? __do_sys_finit_module+0xe9/0x110
<4> [2438.532811]  __do_sys_finit_module+0xe9/0x110
<4> [2438.532823]  do_syscall_64+0x4f/0x210
<4> [2438.532831]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
<4> [2438.532840] RIP: 0033:0x7f2b7630a839
<4> [2438.532847] Code: 00 f3 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48
89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d
01 f0 ff ff 73 01 c3 48 8b 0d 1f f6 2c 00 f7 d8 64 89 01 48
<4> [2438.532866] RSP: 002b:00007ffe225e4e38 EFLAGS: 00000246 ORIG_RAX:
0000000000000139
<4> [2438.532876] RAX: ffffffffffffffda RBX: 00005631adb88250 RCX:
00007f2b7630a839
<4> [2438.532884] RDX: 0000000000000000 RSI: 00005631adb80df0 RDI:
0000000000000006
<4> [2438.532892] RBP: 00005631adb80df0 R08: 0000000000000004 R09:
00005631adb89a60
<4> [2438.532900] R10: 00007ffe225e4f80 R11: 0000000000000246 R12:
0000000000000000
<4> [2438.532908] R13: 00005631adb7a000 R14: 0000000000000020 R15:
0000000000000048

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