[Bug 104750] New: [CI] igt at kms_flip@2x-vblank-vs-modeset-suspend-interruptible - incomplete - INFO: task rtcwake:1838 blocked for more than 60 seconds
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Tue Jan 23 07:43:21 UTC 2018
https://bugs.freedesktop.org/show_bug.cgi?id=104750
Bug ID: 104750
Summary: [CI]
igt at kms_flip@2x-vblank-vs-modeset-suspend-interruptibl
e - incomplete - INFO: task rtcwake:1838 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_3666/shard-hsw5/igt@kms_flip@2x-vblank-vs-modeset-suspend-interruptible.html
from dmesg:
<7>[ 180.996833] [IGT] kms_flip: starting subtest
2x-vblank-vs-modeset-suspend-interruptible
pstore:
<3>[ 246.873327] INFO: task rtcwake:1838 blocked for more than 60 seconds.
<3>[ 246.873353] Tainted: G U 4.15.0-rc9-CI-CI_DRM_3666+
#1
<3>[ 246.873362] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
<6>[ 246.873370] rtcwake D 0 1838 1837 0x00000000
<4>[ 246.873384] Call Trace:
<4>[ 246.873408] ? __schedule+0x3c3/0xaf0
<4>[ 246.873427] ? SyS_tee+0x3c0/0x3c0
<4>[ 246.873438] schedule+0x37/0x90
<4>[ 246.873447] wb_wait_for_completion+0x47/0x70
<4>[ 246.873456] ? wait_woken+0x90/0x90
<4>[ 246.873467] sync_inodes_sb+0x94/0x400
<4>[ 246.873481] ? lock_acquire+0xaf/0x200
<4>[ 246.873502] ? SyS_tee+0x3c0/0x3c0
<4>[ 246.873514] iterate_supers+0xa3/0xf0
<4>[ 246.873527] sys_sync+0x2b/0x90
<4>[ 246.873538] entry_SYSCALL_64_fastpath+0x22/0x8f
<4>[ 246.873546] RIP: 0033:0x7ff06b15cd67
<4>[ 246.873551] RSP: 002b:00007ffebd8c7898 EFLAGS: 00000246
<4>[ 246.873578]
<4>[ 246.873578] Showing all locks held in the system:
<4>[ 246.873593] 2 locks held by khungtaskd/67:
<4>[ 246.873604] #0: (rcu_read_lock){....}, at: [<00000000b21ad0b5>]
watchdog+0x9b/0x5e0
<4>[ 246.873637] #1: (tasklist_lock){.+.+}, at: [<000000009aca6cd9>]
debug_show_all_locks+0x37/0x190
<4>[ 246.873667] 1 lock held by khugepaged/72:
<4>[ 246.873672] #0: (&mm->mmap_sem){++++}, at: [<0000000088861362>]
khugepaged+0x2ef/0x2510
<4>[ 246.873710] 1 lock held by systemd-udevd/245:
<4>[ 246.873719] #0: (&type->i_mutex_dir_key){++++}, at:
[<00000000fe4a4ffe>] lookup_slow+0xaf/0x1b0
<4>[ 246.873771] 1 lock held by in:imklog/630:
<4>[ 246.873780] #0: (&f->f_pos_lock){+.+.}, at: [<00000000ef747b56>]
__fdget_pos+0x3a/0x50
<4>[ 246.873833] 1 lock held by NetworkManager/625:
<4>[ 246.873841] #0: (&type->i_mutex_dir_key){++++}, at:
[<00000000fe4a4ffe>] lookup_slow+0xaf/0x1b0
<4>[ 246.873886] 1 lock held by java/1543:
<4>[ 246.873891] #0: (&mm->mmap_sem){++++}, at: [<00000000e00f9d8b>]
vm_mmap_pgoff+0x51/0xd0
<4>[ 246.873918] 3 locks held by java/1709:
<4>[ 246.873923] #0: (&mm->mmap_sem){++++}, at: [<000000008c36014c>]
__do_page_fault+0x106/0x560
<4>[ 246.873950] #1: (sb_pagefaults){.+.+}, at: [<000000003ad5b501>]
ext4_page_mkwrite+0x46/0x4e0
<4>[ 246.873977] #2: (jbd2_handle){++++}, at: [<0000000031b4ea2d>]
start_this_handle+0xff/0x440
<4>[ 246.874006] 1 lock held by dmesg/1084:
<4>[ 246.874011] #0: (&user->lock){+.+.}, at: [<00000000cd59aa50>]
devkmsg_read+0x35/0x2f0
<4>[ 246.874043] 4 locks held by kworker/u16:40/1618:
<4>[ 246.874048] #0: ((wq_completion)"writeback"){+.+.}, at:
[<00000000b2e725b7>] process_one_work+0x191/0x640
<4>[ 246.874077] #1: ((work_completion)(&(&wb->dwork)->work)){+.+.}, at:
[<00000000b2e725b7>] process_one_work+0x191/0x640
<4>[ 246.874104] #2: (&type->s_umount_key#33){++++}, at:
[<00000000be83d46c>] trylock_super+0x11/0x50
<4>[ 246.874136] #3: (&sbi->s_journal_flag_rwsem){.+.+}, at:
[<00000000350eb150>] do_writepages+0x1b/0x70
<4>[ 246.874168] 1 lock held by rtcwake/1838:
<4>[ 246.874172] #0: (&type->s_umount_key#33){++++}, at:
[<00000000ed612f39>] iterate_supers+0x8d/0xf0
<4>[ 246.874292]
<4>[ 246.874297] =============================================
<4>[ 246.874297]
<4>[ 246.874304] NMI backtrace for cpu 0
<4>[ 246.874313] CPU: 0 PID: 67 Comm: khungtaskd Tainted: G U
4.15.0-rc9-CI-CI_DRM_3666+ #1
<4>[ 246.874325] Hardware name: MSI MS-7924/Z97M-G43(MS-7924), BIOS V1.12
02/15/2016
<4>[ 246.874332] Call Trace:
<4>[ 246.874351] dump_stack+0x5f/0x86
<4>[ 246.874365] nmi_cpu_backtrace+0xb4/0xc0
<4>[ 246.874381] ? lapic_can_unplug_cpu+0x90/0x90
<4>[ 246.874394] nmi_trigger_cpumask_backtrace+0xb8/0xf0
<4>[ 246.874411] watchdog+0x43e/0x5e0
<4>[ 246.874429] kthread+0xfb/0x130
<4>[ 246.874442] ? reset_hung_task_detector+0x10/0x10
<4>[ 246.874451] ? _kthread_create_on_node+0x30/0x30
<4>[ 246.874466] ret_from_fork+0x3a/0x50
<6>[ 246.874497] Sending NMI from CPU 0 to CPUs 1-7:
<4>[ 246.874668] NMI backtrace for cpu 3
<4>[ 246.874675] CPU: 3 PID: 235 Comm: systemd-journal Tainted: G U
4.15.0-rc9-CI-CI_DRM_3666+ #1
<4>[ 246.874677] Hardware name: MSI MS-7924/Z97M-G43(MS-7924), BIOS V1.12
02/15/2016
<4>[ 246.874687] RIP: 0010:__seccomp_filter+0xd1/0x230
<4>[ 246.874690] RSP: 0018:ffffc900003efeb0 EFLAGS: 00000292
<4>[ 246.874695] RAX: 000000007fff0000 RBX: 0000000000000000 RCX:
000000007fff0000
<4>[ 246.874697] NMI backtrace for cpu 6
<4>[ 246.874700] RDX: 000000007fff0000 RSI: 0000000000000000 RDI:
ffffc900003efd60
<4>[ 246.874702] CPU: 6 PID: 630 Comm: in:imklog Tainted: G U
4.15.0-rc9-CI-CI_DRM_3666+ #1
<4>[ 246.874705] RBP: 0000000000000015 R08: 00005570cb37c325 R09:
0000000000000001
<4>[ 246.874706] Hardware name: MSI MS-7924/Z97M-G43(MS-7924), BIOS V1.12
02/15/2016
<4>[ 246.874709] R10: 0000000000000000 R11: 0000000000000000 R12:
0000000000000100
<4>[ 246.874710] RIP: 0010:do_raw_spin_lock+0x33/0xb0
<4>[ 246.874713] R13: 0000000000000000 R14: 00005570cc9907a0 R15:
0000000000000009
<4>[ 246.874714] RSP: 0018:ffffc900003c7dd8 EFLAGS: 00000046
<4>[ 246.874719] FS: 00007fbb4d06f8c0(0000) GS:ffff88041fac0000(0000)
knlGS:0000000000000000
<4>[ 246.874723] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[ 246.874725] RAX: 0000000000000000 RBX: ffffffff82244940 RCX:
cd73d09800000000
<4>[ 246.874728] CR2: 00007fbb49f5c000 CR3: 000000040afe8005 CR4:
00000000001606e0
<4>[ 246.874729] RDX: 0000000000000001 RSI: 0000000067470589 RDI:
ffffffff82244940
<4>[ 246.874731] Call Trace:
<4>[ 246.874732] RBP: 0000000000000000 R08: ffff880407098918 R09:
00000000c96130d8
<4>[ 246.874740] syscall_trace_enter+0xb7/0x340
<4>[ 246.874741] R10: ffffc900003c7d68 R11: ffff8804070988f0 R12:
00000000000012f6
<4>[ 246.874744] R13: ffff88040dbd1a98 R14: 00007f245f893a4a R15:
0000000000000053
<4>[ 246.874748] do_syscall_64+0x134/0x1a0
<4>[ 246.874750] FS: 00007f245f8b3700(0000) GS:ffff88041fb80000(0000)
knlGS:0000000000000000
<4>[ 246.874756] entry_SYSCALL64_slow_path+0x25/0x25
<4>[ 246.874757] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[ 246.874761] RIP: 0033:0x7fbb4c345947
<4>[ 246.874762] CR2: 00007ffebd91f0a8 CR3: 00000004077d8004 CR4:
00000000001606e0
<4>[ 246.874765] RSP: 002b:00007ffcf4e50b78 EFLAGS: 00000246
<4>[ 246.874767] Call Trace:
<4>[ 246.874769] ORIG_RAX: 0000000000000015
<4>[ 246.874770] do_syslog+0x352/0x4f0
<4>[ 246.874773] RAX: ffffffffffffffda RBX: 00007ffcf4e53b90 RCX:
00007fbb4c345947
<4>[ 246.874775] ? wait_woken+0x90/0x90
<4>[ 246.874778] RDX: 0000000000000000 RSI: 0000000000000000 RDI:
00005570cb386881
<4>[ 246.874779] kmsg_read+0x39/0x50
<4>[ 246.874782] RBP: 00007ffcf4e50cc0 R08: 00005570cb37c325 R09:
0000000000000001
<4>[ 246.874783] proc_reg_read+0x38/0x60
<4>[ 246.874786] R10: 00007fbb4c60eb58 R11: 0000000000000246 R12:
0000000000000000
<4>[ 246.874787] __vfs_read+0x1e/0x120
<4>[ 246.874790] R13: 0000000000000000 R14: 00005570cc9907a0 R15:
0000000000000009
<4>[ 246.874791] vfs_read+0x9e/0x150
<4>[ 246.874793] SyS_read+0x40/0xa0
<4>[ 246.874796] entry_SYSCALL_64_fastpath+0x22/0x8f
<4>[ 246.874797] Code:
<4>[ 246.874799] RIP: 0033:0x7f2461cff6ed
<4>[ 246.874801] 00
<4>[ 246.874803] RSP: 002b:00007f245f892580 EFLAGS: 00000293
<4>[ 246.874805] 00
<4>[ 246.874806] Code:
<4>[ 246.874808] e8
<4>[ 246.874810] 48
<4>[ 246.874812] 23
<4>[ 246.874813] 89
<4>[ 246.874815] ff
<4>[ 246.874817] fb
<4>[ 246.874819] ff
<4>[ 246.874820] 75
<4>[ 246.874822] ff
<4>[ 246.874823] 43
<4>[ 246.874825] b8
<4>[ 246.874827] 65
<4>[ 246.874829] ff
<4>[ 246.874830] 48
<4>[ 246.874832] ff
<4>[ 246.874833] 8b
<4>[ 246.874835] ff
<4>[ 246.874837] 04
<4>[ 246.874839] ff
<4>[ 246.874840] 25
<4>[ 246.874842] 48
<4>[ 246.874843] 80
<4>[ 246.874845] 81
<4>[ 246.874847] 4e
<4>[ 246.874849] c4
<4>[ 246.874850] 01
<4>[ 246.874852] 88
<4>[ 246.874853] 00
<4>[ 246.874855] 00
<4>[ 246.874856] 48
<4>[ 246.874858] 00
<4>[ 246.874860] 39
<4>[ 246.874862] 00
<4>[ 246.874863] 43
<4>[ 246.874865] 5b
<4>[ 246.874866] 10
<4>[ 246.874868] 5d
<4>[ 246.874870] 74
<4>[ 246.874872] c3
<4>[ 246.874873] 4e
<4>[ 246.874875] 3d
<4>[ 246.874876] 65
<4>[ 246.874878] 00
<4>[ 246.874880] 8b
<4>[ 246.874881] 00
<4>[ 246.874883] 05
<4>[ 246.874885] fc
<4>[ 246.874886] ad
<4>[ 246.874888] 7f
<4>[ 246.874889] 20
<4>[ 246.874891] 74
<4>[ 246.874893] f3
<4>[ 246.874895] 07
<4>[ 246.874896] 7e
<4>[ 246.874898] 3d
<4>[ 246.874899] 39
<4>[ 246.874901] 00
<4>[ 246.874903] 43
<4>[ 246.874904] 00
<4>[ 246.874906] 08
<4>[ 246.874908] ff
<4>[ 246.874909] 74
<4>[ 246.874911] 7f
<4>[ 246.874912] 5c
<4>[ 246.874914] 75
<4>[ 246.874916] 31
<4>[ 246.874917] 0c
<4>[ 246.874919] c0
<4>[ 246.874921] 48
<4>[ 246.874922] ba
<4>[ 246.874924] 81
<4>[ 246.874925] 01
<4>[ 246.874927] c4
<4>[ 246.874929] 00
<4>[ 246.874930] 88
<4>[ 246.874932] 00
<4>[ 246.874934] 00
<4>[ 246.874935] 00
<4>[ 246.874937] 00
<4>[ 246.874938] f0
<4>[ 246.874940] 00
<4>[ 246.874942] 0f
<4>[ 246.874944] <31>
<4>[ 246.874945] b1
<4>[ 246.874947] c0
<4>[ 246.874949] 13
<4>[ 246.874950] 5b
<4>[ 246.874952] <85>
<4>[ 246.874954] 5d
<4>[ 246.874955] c0
<4>[ 246.874957] c3
<4>[ 246.874958] 75
<4>[ 246.874960] 3d
<4>[ 246.874962] 67
<4>[ 246.874964] 00
<4>[ 246.874965] 65
<4>[ 246.874967] 00
<4>[ 246.874968] 8b
<4>[ 246.874970] 00
<4>[ 246.874971] 05
<4>[ 246.874973] 80
<4>[ 246.874975] 92
<4>[ 246.874977] 0f
<4>[ 246.874978] 20
<4>[ 246.874980] 84
<4>[ 246.874981] f3
<4>[ 246.874983] 95
<4>[ 246.874985] 7e
<4>[ 246.874986] 00
<4>[ 246.874988] 89
<4>[ 246.874990] 00
<4>[ 246.874991] 43
<4>[ 246.874993] 00
<4>[ 246.874994] 08
<4>[ 246.874996] 65
<4>[ 246.874998] 65
<4>[ 246.875000] 48
<4>[ 246.875001] 48
<4>[ 246.875003] 8b
<4>[ 246.875004] 8b
<4>[ 246.875006] 04
<4>[ 246.875008] 04
<4>[ 246.875010] 25
<4>[ 246.875011] 25
<4>[ 246.875013] 80
<4>[ 246.875021] NMI backtrace for cpu 2 skipped: idling at
intel_idle+0x6f/0x120
<4>[ 246.875022] 4e
<4>[ 246.875032] NMI backtrace for cpu 7 skipped: idling at
intel_idle+0x6f/0x120
<4>[ 246.875044] NMI backtrace for cpu 4 skipped: idling at
intel_idle+0x6f/0x120
<4>[ 246.875056] NMI backtrace for cpu 5 skipped: idling at
intel_idle+0x6f/0x120
<4>[ 246.875065] NMI backtrace for cpu 1 skipped: idling at
intel_idle+0x6f/0x120
<0>[ 246.875533] Kernel panic - not syncing: hung_task: blocked tasks
<4>[ 246.875553] CPU: 0 PID: 67 Comm: khungtaskd Tainted: G U
4.15.0-rc9-CI-CI_DRM_3666+ #1
<4>[ 246.875565] Hardware name: MSI MS-7924/Z97M-G43(MS-7924), BIOS V1.12
02/15/2016
<4>[ 246.875577] Call Trace:
<4>[ 246.875597] dump_stack+0x5f/0x86
<4>[ 246.875619] panic+0xcf/0x20d
<4>[ 246.875665] watchdog+0x44a/0x5e0
<4>[ 246.875697] kthread+0xfb/0x130
<4>[ 246.875714] ? reset_hung_task_detector+0x10/0x10
<4>[ 246.875729] ? _kthread_create_on_node+0x30/0x30
<4>[ 246.875754] ret_from_fork+0x3a/0x50
<0>[ 246.875854] Dumping ftrace buffer:
<0>[ 246.875937] (ftrace buffer empty)
<0>[ 246.875946] Kernel Offset: disabled
--
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