[Bug 105087] New: [CI] igt at kms_fbcon_fbt@fbc-suspend - incomplete - INFO: task rs:main Q:Reg:632 blocked for more than 60 seconds.
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Wed Feb 14 07:39:34 UTC 2018
https://bugs.freedesktop.org/show_bug.cgi?id=105087
Bug ID: 105087
Summary: [CI] igt at kms_fbcon_fbt@fbc-suspend - incomplete -
INFO: task rs:main Q:Reg:632 blocked for more than 60
seconds.
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_3767/shard-hsw7/igt@kms_fbcon_fbt@fbc-suspend.html
<6>[ 63.384468] r8169 0000:02:00.0 enp2s0: link up
<3>[ 185.400926] INFO: task rs:main Q:Reg:632 blocked for more than 60
seconds.
<3>[ 185.401048] Tainted: G U W 4.16.0-rc1-CI-CI_DRM_3767+
#1
<3>[ 185.401101] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
<6>[ 185.401162] rs:main Q:Reg D 0 632 1 0x00000000
<4>[ 185.401174] Call Trace:
<4>[ 185.401194] ? __schedule+0x3c3/0xaf0
<4>[ 185.401207] ? bit_wait+0x50/0x50
<4>[ 185.401216] schedule+0x37/0x90
<4>[ 185.401227] io_schedule+0xd/0x30
<4>[ 185.401235] bit_wait_io+0x8/0x50
<4>[ 185.401242] __wait_on_bit+0x4e/0x80
<4>[ 185.401254] out_of_line_wait_on_bit+0x78/0x80
<4>[ 185.401265] ? bit_waitqueue+0x30/0x30
<4>[ 185.401278] do_get_write_access+0x1fe/0x670
<4>[ 185.401296] ? ext4_dirty_inode+0x3e/0x60
<4>[ 185.401305] jbd2_journal_get_write_access+0x27/0x50
<4>[ 185.401317] __ext4_journal_get_write_access+0x5e/0xb0
<4>[ 185.401329] ext4_reserve_inode_write+0x88/0xb0
<4>[ 185.401340] ext4_mark_inode_dirty+0x63/0x270
<4>[ 185.401350] ? rcu_read_lock_sched_held+0x6f/0x80
<4>[ 185.401365] ext4_dirty_inode+0x3e/0x60
<4>[ 185.401375] __mark_inode_dirty+0x67/0x690
<4>[ 185.401391] generic_update_time+0x62/0xc0
<4>[ 185.401400] file_update_time+0x9f/0xf0
<4>[ 185.401418] __generic_file_write_iter+0x94/0x1b0
<4>[ 185.401431] ext4_file_write_iter+0x10f/0x3a0
<4>[ 185.401442] ? lock_acquire+0xaf/0x200
<4>[ 185.401457] __vfs_write+0xc5/0x130
<4>[ 185.401476] vfs_write+0xbd/0x1b0
<4>[ 185.401486] SyS_write+0x40/0xa0
<4>[ 185.401499] do_syscall_64+0x68/0x1a0
<4>[ 185.401512] entry_SYSCALL_64_after_hwframe+0x26/0x9b
<4>[ 185.401518] RIP: 0033:0x7ff381efd68d
<4>[ 185.401524] RSP: 002b:00007ff37f2af5c0 EFLAGS: 00000293 ORIG_RAX:
0000000000000001
<4>[ 185.401533] RAX: ffffffffffffffda RBX: 00007ff3740031e0 RCX:
00007ff381efd68d
<4>[ 185.401538] RDX: 00000000000000c5 RSI: 00007ff3740031e0 RDI:
0000000000000005
<4>[ 185.401543] RBP: 0000000000000000 R08: 000055b2b17cce30 R09:
0000000000000003
<4>[ 185.401548] R10: 000055b2b17cbdb0 R11: 0000000000000293 R12:
00007ff374002f20
<4>[ 185.401552] R13: 00007ff37f2af5e0 R14: 000055b2b17cbce0 R15:
00000000000000c5
<4>[ 185.401575]
<4>[ 185.401575] Showing all locks held in the system:
<4>[ 185.401588] 2 locks held by khungtaskd/61:
<4>[ 185.401599] #0: (rcu_read_lock){....}, at: [<000000001016f9fc>]
watchdog+0x9b/0x5e0
<4>[ 185.401629] #1: (tasklist_lock){.+.+}, at: [<00000000af845daa>]
debug_show_all_locks+0x37/0x1a0
<4>[ 185.401666] 1 lock held by in:imklog/631:
<4>[ 185.401670] #0: (&f->f_pos_lock){+.+.}, at: [<0000000054bd892e>]
__fdget_pos+0x3a/0x50
<4>[ 185.401694] 4 locks held by rs:main Q:Reg/632:
<4>[ 185.401699] #0: (&f->f_pos_lock){+.+.}, at: [<0000000054bd892e>]
__fdget_pos+0x3a/0x50
<4>[ 185.401720] #1: (sb_writers#3){.+.+}, at: [<00000000d089c9f9>]
vfs_write+0x158/0x1b0
<4>[ 185.401748] #2: (&sb->s_type->i_mutex_key#14){+.+.}, at:
[<000000001fc17a8d>] ext4_file_write_iter+0x64/0x3a0
<4>[ 185.401775] #3: (jbd2_handle){++++}, at: [<00000000c53823c8>]
start_this_handle+0xff/0x440
<4>[ 185.401916] 1 lock held by java/1018:
<4>[ 185.401927] #0: (&mm->mmap_sem){++++}, at: [<00000000e8a6aa2f>]
do_mprotect_pkey+0x9f/0x2f0
<4>[ 185.401988] 3 locks held by java/1022:
<4>[ 185.401998] #0: (&mm->mmap_sem){++++}, at: [<00000000c2466a9d>]
__do_page_fault+0x106/0x560
<4>[ 185.402052] #1: (sb_pagefaults){.+.+}, at: [<0000000093d9c80d>]
ext4_page_mkwrite+0x46/0x4e0
<4>[ 185.402107] #2: (jbd2_handle){++++}, at: [<00000000c53823c8>]
start_this_handle+0xff/0x440
<4>[ 185.402166] 3 locks held by java/1748:
<4>[ 185.402176] #0: (&mm->mmap_sem){++++}, at: [<00000000c2466a9d>]
__do_page_fault+0x106/0x560
<4>[ 185.402218] #1: (sb_pagefaults){.+.+}, at: [<0000000093d9c80d>]
ext4_page_mkwrite+0x46/0x4e0
<4>[ 185.402256] #2: (jbd2_handle){++++}, at: [<00000000c53823c8>]
start_this_handle+0xff/0x440
<4>[ 185.402305] 3 locks held by dmesg/1139:
<4>[ 185.402313] #0: (sb_writers#3){.+.+}, at: [<00000000d089c9f9>]
vfs_write+0x158/0x1b0
<4>[ 185.402364] #1: (&sb->s_type->i_mutex_key#14){+.+.}, at:
[<000000001fc17a8d>] ext4_file_write_iter+0x64/0x3a0
<4>[ 185.402414] #2: (jbd2_handle){++++}, at: [<00000000c53823c8>]
start_this_handle+0xff/0x440
<4>[ 185.402469] 3 locks held by kworker/u16:7/1471:
<4>[ 185.402478] #0: ((wq_completion)"writeback"){+.+.}, at:
[<00000000675f3421>] process_one_work+0x191/0x620
<4>[ 185.402531] #1: ((work_completion)(&(&wb->dwork)->work)){+.+.}, at:
[<00000000675f3421>] process_one_work+0x191/0x620
<4>[ 185.402577] #2: (&sbi->s_journal_flag_rwsem){.+.+}, at:
[<0000000065472f34>] do_writepages+0x1b/0x70
<4>[ 185.402645] 3 locks held by dhclient/1814:
<4>[ 185.402654] #0: (sb_writers#3){.+.+}, at: [<00000000d089c9f9>]
vfs_write+0x158/0x1b0
<4>[ 185.402707] #1: (&sb->s_type->i_mutex_key#14){+.+.}, at:
[<000000001fc17a8d>] ext4_file_write_iter+0x64/0x3a0
<4>[ 185.402757] #2: (jbd2_handle){++++}, at: [<00000000c53823c8>]
start_this_handle+0xff/0x440
<4>[ 185.402857] 1 lock held by rtcwake/1829:
<4>[ 185.402870] #0: (&type->s_umount_key#33){++++}, at:
[<000000001a3b39e0>] iterate_supers+0x8d/0xf0
<4>[ 185.402930]
<4>[ 185.402940] =============================================
<4>[ 185.402940]
<4>[ 185.402953] NMI backtrace for cpu 1
<4>[ 185.402974] CPU: 1 PID: 61 Comm: khungtaskd Tainted: G U W
4.16.0-rc1-CI-CI_DRM_3767+ #1
<4>[ 185.402984] Hardware name: MSI MS-7924/Z97M-G43(MS-7924), BIOS V1.12
02/15/2016
<4>[ 185.402993] Call Trace:
<4>[ 185.403012] dump_stack+0x5f/0x86
<4>[ 185.403031] nmi_cpu_backtrace+0xb4/0xc0
<4>[ 185.403053] ? lapic_can_unplug_cpu+0x90/0x90
<4>[ 185.403075] nmi_trigger_cpumask_backtrace+0xb8/0xf0
<4>[ 185.403098] watchdog+0x43e/0x5e0
<4>[ 185.403126] kthread+0xfb/0x130
<4>[ 185.403141] ? reset_hung_task_detector+0x10/0x10
<4>[ 185.403155] ? _kthread_create_on_node+0x30/0x30
<4>[ 185.403181] ret_from_fork+0x3a/0x50
<6>[ 185.403236] Sending NMI from CPU 1 to CPUs 0,2-7:
<4>[ 185.403255] NMI backtrace for cpu 5
<4>[ 185.403261] CPU: 5 PID: 631 Comm: in:imklog Tainted: G U W
4.16.0-rc1-CI-CI_DRM_3767+ #1
<4>[ 185.403263] Hardware name: MSI MS-7924/Z97M-G43(MS-7924), BIOS V1.12
02/15/2016
<4>[ 185.403273] RIP: 0010:alloc_debug_processing+0x166/0x1a0
<4>[ 185.403276] RSP: 0018:ffffc90000607c40 EFLAGS: 00000006
<4>[ 185.403280] RAX: 0000000000000013 RBX: ffff88040e00eb80 RCX:
ffff88039662ff80
<4>[ 185.403283] RDX: 0000000000000000 RSI: 0000000000000550 RDI:
ffff880396630000
<4>[ 185.403286] RBP: ffffea000e598a00 R08: 000000000000005a R09:
0101010101010101
<4>[ 185.403289] R10: ffffc90000607c70 R11: ffffea000e598a20 R12:
ffff88039662e4f8
<4>[ 185.403291] R13: ffffffff810eb6b4 R14: ffff88041fb64e70 R15:
ffff88040e00eb80
<4>[ 185.403296] FS: 00007ff37fab1700(0000) GS:ffff88041fb40000(0000)
knlGS:0000000000000000
<4>[ 185.403299] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[ 185.403302] CR2: 000055ad371bc038 CR3: 00000003ffe36002 CR4:
00000000001606e0
<4>[ 185.403304] Call Trace:
<4>[ 185.403313] ___slab_alloc.constprop.30+0x3a8/0x3d0
<4>[ 185.403319] ? do_syslog+0x2a4/0x4f0
<4>[ 185.403324] ? __slab_free+0x3ae/0x580
<4>[ 185.403331] ? __lock_acquire+0x4ab/0x1b60
<4>[ 185.403337] ? lock_acquire+0xaf/0x200
<4>[ 185.403342] ? do_syslog+0x2a4/0x4f0
<4>[ 185.403349] ? __slab_alloc.isra.24.constprop.29+0x3d/0x70
<4>[ 185.403355] __slab_alloc.isra.24.constprop.29+0x3d/0x70
<4>[ 185.403360] ? do_syslog+0x2a4/0x4f0
<4>[ 185.403365] kmem_cache_alloc_trace+0x215/0x2b0
<4>[ 185.403371] do_syslog+0x2a4/0x4f0
<4>[ 185.403382] kmsg_read+0x39/0x50
<4>[ 185.403390] proc_reg_read+0x34/0x60
<4>[ 185.403396] __vfs_read+0x1e/0x120
<4>[ 185.403405] vfs_read+0x9e/0x150
<4>[ 185.403411] SyS_read+0x40/0xa0
<4>[ 185.403418] do_syscall_64+0x68/0x1a0
<4>[ 185.403426] entry_SYSCALL_64_after_hwframe+0x26/0x9b
<4>[ 185.403430] RIP: 0033:0x7ff381efd6ed
<4>[ 185.403432] RSP: 002b:00007ff37fa90580 EFLAGS: 00000293 ORIG_RAX:
0000000000000000
<4>[ 185.403436] RAX: ffffffffffffffda RBX: 0000000000000000 RCX:
00007ff381efd6ed
<4>[ 185.403439] RDX: 0000000000001fa0 RSI: 00007ff37fa90da0 RDI:
0000000000000004
<4>[ 185.403441] RBP: 000055b2b17c9430 R08: 0000000000000000 R09:
0000000000000000
<4>[ 185.403444] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12:
00007ff37fa90da0
<4>[ 185.403447] R13: 0000000000001fa0 R14: 0000000000001f9f R15:
00007ff37fa90dcb
<4>[ 185.403454] Code: ff 7f 66 89 55 18 e9 27 ff ff ff 4c 89 e9 31 d2 4c 89
e6 48 89 df e8 4a c8 ff ff 8b 43 08 e9 cb fe ff ff 48 29 d0 48 99 48 f7 fe <48>
85 d2 0f 85 74 ff ff ff b9 bb 00 00 00 4c 89 e2 48 89 ee 48
<4>[ 185.403535] NMI backtrace for cpu 4
<4>[ 185.403542] CPU: 4 PID: 236 Comm: systemd-journal Tainted: G U W
4.16.0-rc1-CI-CI_DRM_3767+ #1
<4>[ 185.403544] Hardware name: MSI MS-7924/Z97M-G43(MS-7924), BIOS V1.12
02/15/2016
<4>[ 185.403555] RIP: 0010:debug_lockdep_rcu_enabled.part.0+0x17/0x20
<4>[ 185.403562] RSP: 0018:ffffc900003afbe8 EFLAGS: 00000246
<4>[ 185.403569] RAX: 0000000000000001 RBX: ffff880409cbee88 RCX:
000000000000000b
<4>[ 185.403575] RDX: 0000000000000002 RSI: ffffc900003afdd0 RDI:
ffff88040c4f5fb8
<4>[ 185.403581] RBP: ffff88040f45a460 R08: 2f2f2f2f2f2f2f2f R09:
0000000385a46667
<4>[ 185.403587] R10: 0000000000000000 R11: 8080808080808080 R12:
ffff88040c4f5fb8
<4>[ 185.403593] R13: ffff8803f9c7475d R14: ffffc900003afdd0 R15:
0000000385a46667
<4>[ 185.403600] FS: 00007ffab85568c0(0000) GS:ffff88041fb00000(0000)
knlGS:0000000000000000
<4>[ 185.403606] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[ 185.403612] CR2: 000055e047902d80 CR3: 000000040a744005 CR4:
00000000001606e0
<4>[ 185.403617] Call Trace:
<4>[ 185.403628] __d_lookup_rcu+0x43/0x1e0
<4>[ 185.403638] lookup_fast+0x3d/0x440
<4>[ 185.403647] walk_component+0x33/0x2c0
<4>[ 185.403656] link_path_walk+0x185/0x570
<4>[ 185.403664] ? path_init+0x4ae/0x6c0
<4>[ 185.403673] path_openat+0x74/0x9d0
<4>[ 185.403682] do_filp_open+0x85/0xf0
<4>[ 185.403692] ? __alloc_fd+0xe9/0x200
<4>[ 185.403704] ? do_sys_open+0x12b/0x1f0
<4>[ 185.403710] do_sys_open+0x12b/0x1f0
<4>[ 185.403718] do_syscall_64+0x68/0x1a0
<4>[ 185.403729] entry_SYSCALL_64_after_hwframe+0x26/0x9b
<4>[ 185.403735] RIP: 0033:0x7ffab7b0bd70
<4>[ 185.403741] RSP: 002b:00007ffd8f07bc38 EFLAGS: 00000246 ORIG_RAX:
0000000000000002
<4>[ 185.403748] RAX: ffffffffffffffda RBX: 00007ffd8f07bf40 RCX:
00007ffab7b0bd70
<4>[ 185.403754] RDX: 00000000000001a0 RSI: 0000000000080042 RDI:
00005634002283a0
<4>[ 185.403760] RBP: 000000000000000d R08: 000000000000ffc0 R09:
00000000ffffffff
<4>[ 185.403766] R10: 00007ffab7af5b58 R11: 0000000000000246 R12:
00000000ffffffff
<4>[ 185.403771] R13: 0000563400213040 R14: 00007ffd8f07bf00 R15:
0000563400221cc0
<4>[ 185.403780] Code: 82 8d 70 01 89 35 62 3d 5c 02 e9 0a 4a ff ff 0f 1f 44
00 00 65 48 8b 04 25 80 4e 01 00 8b 80 ac 08 00 00 85 c0 0f 94 c0 0f b6 c0 <c3>
0f 1f 84 00 00 00 00 00 8b 15 ee 79 24 01 85 d2 74 0c 8b 05
<4>[ 185.403873] NMI backtrace for cpu 0 skipped: idling at
intel_idle+0x6f/0x120
<4>[ 185.403887] NMI backtrace for cpu 7 skipped: idling at
intel_idle+0x6f/0x120
<4>[ 185.403899] NMI backtrace for cpu 3 skipped: idling at
intel_idle+0x6f/0x120
<4>[ 185.403914] NMI backtrace for cpu 2 skipped: idling at
intel_idle+0x6f/0x120
<4>[ 185.403927] NMI backtrace for cpu 6 skipped: idling at
intel_idle+0x6f/0x120
<0>[ 185.404275] Kernel panic - not syncing: hung_task: blocked tasks
<4>[ 185.404381] CPU: 1 PID: 61 Comm: khungtaskd Tainted: G U W
4.16.0-rc1-CI-CI_DRM_3767+ #1
<4>[ 185.404517] Hardware name: MSI MS-7924/Z97M-G43(MS-7924), BIOS V1.12
02/15/2016
<4>[ 185.404580] Call Trace:
<4>[ 185.404614] dump_stack+0x5f/0x86
<4>[ 185.404653] panic+0xcf/0x20d
<4>[ 185.404701] watchdog+0x44a/0x5e0
<4>[ 185.404744] kthread+0xfb/0x130
<4>[ 185.404779] ? reset_hung_task_detector+0x10/0x10
<4>[ 185.404859] ? _kthread_create_on_node+0x30/0x30
<4>[ 185.404952] ret_from_fork+0x3a/0x50
<0>[ 185.405116] Dumping ftrace buffer:
<0>[ 185.405300] (ftrace buffer empty)
<0>[ 185.405338] Kernel Offset: disabled
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