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<head>
<base href="https://bugs.freedesktop.org/">
</head>
<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [CI] igt@gem_softpin@softpin - incomplete - INFO: task gem_softpin:3781 blocked for more than 60 seconds."
href="https://bugs.freedesktop.org/show_bug.cgi?id=103617">103617</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[CI] igt@gem_softpin@softpin - incomplete - INFO: task gem_softpin:3781 blocked for more than 60 seconds.
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>DRI git
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Other
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Component</th>
<td>DRM/Intel
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>marta.lofstedt@intel.com
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr></table>
<p>
<div>
<pre><a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3320/shard-apl3/igt@gem_softpin@softpin.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3320/shard-apl3/igt@gem_softpin@softpin.html</a>
<4>[ 981.801276] hpet1: lost 7160 rtc interrupts
<4>[ 982.670955] hpet1: lost 7161 rtc interrupts
<4>[ 983.561347] hpet1: lost 7160 rtc interrupts
<3>[ 984.444002] INFO: task gem_softpin:3781 blocked for more than 60 seconds.
<3>[ 984.444058] Tainted: G U 4.14.0-rc8-CI-CI_DRM_3320+ #1
<3>[ 984.444090] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
<6>[ 984.444129] gem_softpin D 0 3781 3398 0x00000000
<4>[ 984.444138] Call Trace:
<4>[ 984.444152] __schedule+0x3c3/0xaf0
<4>[ 984.444161] schedule+0x40/0x90
<4>[ 984.444167] schedule_timeout+0x240/0x550
<4>[ 984.444175] ? _raw_spin_unlock_irq+0x2c/0x50
<4>[ 984.444181] ? __this_cpu_preempt_check+0x13/0x20
<4>[ 984.444187] ? trace_hardirqs_on_caller+0xe3/0x1b0
<4>[ 984.444194] wait_for_common+0x128/0x1e0
<4>[ 984.444198] ? wait_for_common+0x128/0x1e0
<4>[ 984.444205] ? wake_up_q+0x80/0x80
<4>[ 984.444212] wait_for_completion+0x1d/0x20
<4>[ 984.444217] flush_work+0x20d/0x2c0
<4>[ 984.444223] ? flush_workqueue_prep_pwqs+0x1c0/0x1c0
<4>[ 984.444236] ? drain_pages+0x60/0x60
<4>[ 984.444240] drain_all_pages+0x182/0x1d0
<4>[ 984.444247] __alloc_pages_nodemask+0x777/0x1380
<4>[ 984.444264] shmem_alloc_and_acct_page+0x17c/0x390
<4>[ 984.444273] shmem_getpage_gfp.isra.9+0x412/0xc90
<4>[ 984.444284] shmem_write_begin+0x3a/0x60
<4>[ 984.444289] pagecache_write_begin+0x16/0x20
<4>[ 984.444347] i915_gem_object_pwrite_gtt+0xc9/0x180 [i915]
<4>[ 984.444395] i915_gem_pwrite_ioctl+0x237/0x930 [i915]
<4>[ 984.444401] ? lock_acquire+0xb0/0x200
<4>[ 984.444407] ? __might_fault+0x3e/0x90
<4>[ 984.444452] ? i915_gem_pread_ioctl+0x7f0/0x7f0 [i915]
<4>[ 984.444459] drm_ioctl_kernel+0x69/0xb0
<4>[ 984.444466] drm_ioctl+0x2f9/0x3d0
<4>[ 984.444508] ? i915_gem_pread_ioctl+0x7f0/0x7f0 [i915]
<4>[ 984.444518] ? finish_task_switch+0xaa/0x210
<4>[ 984.444522] ? finish_task_switch+0x6f/0x210
<4>[ 984.444532] do_vfs_ioctl+0x94/0x670
<4>[ 984.444537] ? entry_SYSCALL_64_fastpath+0x5/0xb1
<4>[ 984.444542] ? __this_cpu_preempt_check+0x13/0x20
<4>[ 984.444547] ? trace_hardirqs_on_caller+0xe3/0x1b0
<4>[ 984.444554] SyS_ioctl+0x41/0x70
<4>[ 984.444561] entry_SYSCALL_64_fastpath+0x1c/0xb1
<4>[ 984.444566] RIP: 0033:0x7f2f90ca1587
<4>[ 984.444569] RSP: 002b:00007ffec49968c8 EFLAGS: 00000246 ORIG_RAX:
0000000000000010
<4>[ 984.444577] RAX: ffffffffffffffda RBX: ffffffff81492003 RCX:
00007f2f90ca1587
<4>[ 984.444580] RDX: 00007ffec4996900 RSI: 000000004020645d RDI:
0000000000000003
<4>[ 984.444584] RBP: ffffc9000042bf88 R08: 0000000000000004 R09:
0000000000000000
<4>[ 984.444588] R10: 0000000000000073 R11: 0000000000000246 R12:
00007ffec4996a34
<4>[ 984.444591] R13: 0000000000000003 R14: 000000004020645d R15:
0000000000000001
<4>[ 984.444597] ? __this_cpu_preempt_check+0x13/0x20
<4>[ 984.444607]
<4>[ 984.444607] Showing all locks held in the system:
<4>[ 984.444621] 2 locks held by khungtaskd/36:
<4>[ 984.444630] #0: (rcu_read_lock){....}, at: [<ffffffff8113f0d3>]
watchdog+0xa3/0x610
<4>[ 984.444650] #1: (tasklist_lock){.+.+}, at: [<ffffffff810d943d>]
debug_show_all_locks+0x3d/0x1a0
<4>[ 984.444685] 1 lock held by in:imklog/565:
<4>[ 984.444688] #0: (&f->f_pos_lock){+.+.}, at: [<ffffffff812433f3>]
__fdget_pos+0x43/0x50
<4>[ 984.444717] 1 lock held by dmesg/3166:
<4>[ 984.444720] #0: (&user->lock){+.+.}, at: [<ffffffff810eefae>]
devkmsg_read+0x3e/0x300
<4>[ 984.444743] 1 lock held by gem_softpin/3781:
<4>[ 984.444746] #0: (pcpu_drain_mutex){+.+.}, at: [<ffffffff811985af>]
drain_all_pages+0x3f/0x1d0
<4>[ 984.444764]
<4>[ 984.444767] =============================================
<4>[ 984.444767]
<4>[ 984.444772] NMI backtrace for cpu 0
<4>[ 984.444777] CPU: 0 PID: 36 Comm: khungtaskd Tainted: G U
4.14.0-rc8-CI-CI_DRM_3320+ #1
<4>[ 984.444781] Hardware name: /NUC6CAYB, BIOS
AYAPLCEL.86A.0040.2017.0619.1722 06/19/2017
<4>[ 984.444784] Call Trace:
<4>[ 984.444790] dump_stack+0x68/0x9f
<4>[ 984.444796] nmi_cpu_backtrace+0xbe/0xc0
<4>[ 984.444802] ? irq_force_complete_move+0xe0/0xe0
<4>[ 984.444807] nmi_trigger_cpumask_backtrace+0xc0/0x100
<4>[ 984.444813] arch_trigger_cpumask_backtrace+0x19/0x20
<4>[ 984.444817] watchdog+0x454/0x610
<4>[ 984.444824] kthread+0x114/0x150
<4>[ 984.444828] ? reset_hung_task_detector+0x20/0x20
<4>[ 984.444833] ? kthread_create_on_node+0x40/0x40
<4>[ 984.444839] ret_from_fork+0x27/0x40
<6>[ 984.444851] Sending NMI from CPU 0 to CPUs 1-3:
<4>[ 984.444865] NMI backtrace for cpu 1
<4>[ 984.444868] CPU: 1 PID: 592 Comm: kworker/1:3 Tainted: G U
4.14.0-rc8-CI-CI_DRM_3320+ #1
<4>[ 984.444869] Hardware name: /NUC6CAYB, BIOS
AYAPLCEL.86A.0040.2017.0619.1722 06/19/2017
<4>[ 984.444873] Workqueue: events delayed_fput
<4>[ 984.444875] task: ffff88026b2dcec0 task.stack: ffffc90000570000
<4>[ 984.444878] RIP: 0010:hpet_rtc_interrupt+0x6f/0x210
<4>[ 984.444879] RSP: 0018:ffff88027fc83ea0 EFLAGS: 00000006
<4>[ 984.444880] RAX: ffffc90000000000 RBX: 00000000000016d2 RCX:
00000000000493df
<4>[ 984.444881] RDX: 0000000037d4abf9 RSI: ffff880273d80008 RDI:
0000000000000008
<4>[ 984.444882] RBP: ffff88027fc83ed8 R08: ffff88026b2dd7a8 R09:
0000000000000000
<4>[ 984.444882] R10: 0000000019c5a135 R11: 00000000df8b5b76 R12:
ffff880273d80008
<4>[ 984.444883] R13: ffffffff81f608b0 R14: 0000000000000038 R15:
ffff880273d3ae88
<4>[ 984.444885] FS: 0000000000000000(0000) GS:ffff88027fc80000(0000)
knlGS:0000000000000000
<4>[ 984.444886] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[ 984.444887] CR2: 00007f1c40843830 CR3: 0000000267970000 CR4:
00000000003406e0
<4>[ 984.444887] Call Trace:
<4>[ 984.444888] <IRQ>
<4>[ 984.444893] __handle_irq_event_percpu+0x49/0x350
<4>[ 984.444895] handle_irq_event_percpu+0x23/0x60
<4>[ 984.444897] handle_irq_event+0x39/0x60
<4>[ 984.444899] handle_fasteoi_irq+0x9d/0x160
<4>[ 984.444902] handle_irq+0x1a/0x30
<4>[ 984.444903] do_IRQ+0x68/0x130
<4>[ 984.444905] common_interrupt+0x9a/0x9a
<4>[ 984.444906] </IRQ>
<4>[ 984.444908] RIP: 0010:_raw_spin_unlock_irqrestore+0x59/0x70
<4>[ 984.444909] RSP: 0018:ffffc90000573958 EFLAGS: 00000246 ORIG_RAX:
ffffffffffffffc7
<4>[ 984.444910] RAX: ffff88026b2dcec0 RBX: 0000000000000246 RCX:
0000000000000006
<4>[ 984.444911] RDX: 0000000000001342 RSI: ffffffff81d0ed44 RDI:
ffffffff81cc292e
<4>[ 984.444912] RBP: ffffc90000573968 R08: ffff88026b2dd7a8 R09:
0000000000000000
<4>[ 984.444913] R10: 0000000000000000 R11: 0000000000000000 R12:
ffffffff82d89d28
<4>[ 984.444914] R13: ffff8801e4e65000 R14: 0000000000000000 R15:
ffffffff82d89d28
<4>[ 984.444918] debug_check_no_obj_freed+0x125/0x230
<4>[ 984.444920] ? __this_cpu_preempt_check+0x13/0x20
<4>[ 984.444922] free_hot_cold_page+0x94/0x3a0
<4>[ 984.444924] free_hot_cold_page_list+0x4c/0x180
<4>[ 984.444926] release_pages+0x2d9/0x360
<4>[ 984.444930] __pagevec_release+0x27/0x40
<4>[ 984.444931] shmem_undo_range+0x563/0xa40
<4>[ 984.444936] ? lock_acquire+0xb0/0x200
<4>[ 984.444939] ? inode_wait_for_writeback+0x2e/0x40
<4>[ 984.444941] shmem_truncate_range+0x16/0x40
<4>[ 984.444942] shmem_evict_inode+0xc5/0x1b0
<4>[ 984.444944] evict+0xc0/0x1c0
<4>[ 984.444946] iput+0x20f/0x2e0
<4>[ 984.444948] dentry_unlink_inode+0xc3/0x160
<4>[ 984.444949] __dentry_kill+0xbe/0x180
<4>[ 984.444951] ? dput+0x37/0x3b0
<4>[ 984.444952] dput+0x3a2/0x3b0
<4>[ 984.444954] __fput+0x147/0x200
<4>[ 984.444956] delayed_fput+0x20/0x30
<4>[ 984.444958] process_one_work+0x221/0x650
<4>[ 984.444961] worker_thread+0x4e/0x3c0
<4>[ 984.444963] kthread+0x114/0x150
<4>[ 984.444964] ? process_one_work+0x650/0x650
<4>[ 984.444965] ? kthread_create_on_node+0x40/0x40
<4>[ 984.444968] ret_from_fork+0x27/0x40
<4>[ 984.444970] Code: 01 bb ff ff ff ff 01 c8 48 8b 15 75 6f 0c 01 89 05 f7
6e 0c 01 89 82 28 01 00 00 48 8b 05 62 6f 0c 01 83 c3 01 8b 90 f0 00 00 00 <8b>
05 db 6e 0c 01 39 c2 79 d1 85 db 74 21 f6 05 14 6f 0c 01 40
<4>[ 984.445001] NMI backtrace for cpu 3 skipped: idling at pc
0xffffffff819119da
<4>[ 984.445004] NMI backtrace for cpu 2 skipped: idling at pc
0xffffffff819119da
<0>[ 984.445865] Kernel panic - not syncing: hung_task: blocked tasks
<4>[ 984.445899] CPU: 0 PID: 36 Comm: khungtaskd Tainted: G U
4.14.0-rc8-CI-CI_DRM_3320+ #1
<4>[ 984.445940] Hardware name: /NUC6CAYB, BIOS
AYAPLCEL.86A.0040.2017.0619.1722 06/19/2017
<4>[ 984.445984] Call Trace:
<4>[ 984.446001] dump_stack+0x68/0x9f
<4>[ 984.446022] panic+0xd4/0x21d
<4>[ 984.446045] watchdog+0x460/0x610
<4>[ 984.446067] kthread+0x114/0x150
<4>[ 984.446085] ? reset_hung_task_detector+0x20/0x20
<4>[ 984.446110] ? kthread_create_on_node+0x40/0x40
<4>[ 984.446136] ret_from_fork+0x27/0x40
<4>[ 984.452062] hpet1: lost 7161 rtc interrupts
<0>[ 984.452202] Kernel Offset: disabled</pre>
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