Bug 110624

Summary:	[CI][BAT] igt@i915_selftest@live_hangcheck - incomplete - GEM_BUG_ON(!i915_request_completed(request))
Product:	DRI	Reporter:	Martin Peres <martin.peres>
Component:	DRM/Intel	Assignee:	Intel GFX Bugs mailing list <intel-gfx-bugs>
Status:	RESOLVED DUPLICATE	QA Contact:	Intel GFX Bugs mailing list <intel-gfx-bugs>
Severity:	normal
Priority:	highest	CC:	intel-gfx-bugs
Version:	XOrg git
Hardware:	Other
OS:	All
Whiteboard:	ReadyForDev
i915 platform:	BXT	i915 features:	firmware/guc

Description Martin Peres 2019-05-06 13:59:09 UTC

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_6043/fi-apl-guc/igt%40i915_selftest%40live_hangcheck.html

<3>[  527.171906] i915_request_retire:253 GEM_BUG_ON(!i915_request_completed(request))
<4>[  527.172240] ------------[ cut here ]------------
<2>[  527.172244] kernel BUG at drivers/gpu/drm/i915/i915_request.c:253!
<4>[  527.172260] invalid opcode: 0000 [#1] PREEMPT SMP NOPTI
<4>[  527.172266] CPU: 1 PID: 4422 Comm: i915_selftest Tainted: G     U            5.1.0-rc7-CI-CI_DRM_6043+ #1
<4>[  527.172269] Hardware name: Intel corporation NUC6CAYS/NUC6CAYB, BIOS AYAPLCEL.86A.0056.2018.0926.1100 09/26/2018
<4>[  527.172391] RIP: 0010:i915_request_retire+0x785/0xb40 [i915]
<4>[  527.172396] Code: 5a d2 3d e0 48 8b 35 02 4e 1c 00 49 c7 c0 00 66 e5 a0 b9 fd 00 00 00 48 c7 c2 a0 e5 e2 a0 48 c7 c7 f0 9e d4 a0 e8 4b 79 44 e0 <0f> 0b e8 d4 c7 3e e0 84 c0 0f 85 3f fb ff ff 48 c7 c2 f0 64 e5 a0
<4>[  527.172399] RSP: 0018:ffffc90000257980 EFLAGS: 00010282
<4>[  527.172403] RAX: 000000000000000f RBX: ffff8882371d4840 RCX: 0000000000000000
<4>[  527.172406] RDX: 0000000000000000 RSI: 0000000000000054 RDI: 0000000000000000
<4>[  527.172409] RBP: ffffc900002579b8 R08: ffffffffa0e56600 R09: 0000000000000000
<4>[  527.172412] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000c5a
<4>[  527.172415] R13: 0000000000000c60 R14: 0000000000000c60 R15: 0000000000000063
<4>[  527.172418] FS:  00007f97e74d8980(0000) GS:ffff888277a80000(0000) knlGS:0000000000000000
<4>[  527.172422] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[  527.172425] CR2: 00007fa1903f2000 CR3: 000000023c652000 CR4: 00000000003406e0
<4>[  527.172427] Call Trace:
<4>[  527.172439]  ? rcu_read_lock_sched_held+0x6f/0x80
<4>[  527.172539]  i915_request_retire_upto+0xfb/0x2e0 [i915]
<4>[  527.172634]  i915_request_add+0x75/0x270 [i915]
<4>[  527.172722]  igt_reset_nop_engine+0x168/0x300 [i915]
<4>[  527.172821]  __i915_subtests+0x1a4/0x1e0 [i915]
<4>[  527.172915]  intel_hangcheck_live_selftests+0x88/0xd0 [i915]
<4>[  527.173009]  __run_selftests+0x112/0x170 [i915]
<4>[  527.173102]  i915_live_selftests+0x2c/0x60 [i915]
<4>[  527.173182]  i915_pci_probe+0x50/0xa0 [i915]
<4>[  527.173189]  pci_device_probe+0xa1/0x120
<4>[  527.173197]  really_probe+0xf3/0x3e0
<4>[  527.173203]  driver_probe_device+0x10a/0x120
<4>[  527.173208]  device_driver_attach+0x4b/0x50
<4>[  527.173213]  __driver_attach+0x97/0x130
<4>[  527.173218]  ? device_driver_attach+0x50/0x50
<4>[  527.173222]  bus_for_each_dev+0x74/0xc0
<4>[  527.173227]  bus_add_driver+0x13f/0x210
<4>[  527.173233]  ? 0xffffffffa00ef000
<4>[  527.173237]  driver_register+0x56/0xe0
<4>[  527.173241]  ? 0xffffffffa00ef000
<4>[  527.173246]  do_one_initcall+0x58/0x2e0
<4>[  527.173251]  ? do_init_module+0x1d/0x1ea
<4>[  527.173255]  ? rcu_read_lock_sched_held+0x6f/0x80
<4>[  527.173260]  ? kmem_cache_alloc_trace+0x261/0x290
<4>[  527.173266]  do_init_module+0x56/0x1ea
<4>[  527.173271]  load_module+0x2701/0x29e0
<4>[  527.173286]  ? __se_sys_finit_module+0xd3/0xf0
<4>[  527.173289]  __se_sys_finit_module+0xd3/0xf0
<4>[  527.173299]  do_syscall_64+0x55/0x190
<4>[  527.173306]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
<4>[  527.173310] RIP: 0033:0x7f97e6d8c839
<4>[  527.173314] 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>[  527.173317] RSP: 002b:00007ffe910ba9b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
<4>[  527.173321] RAX: ffffffffffffffda RBX: 00005584f57dc730 RCX: 00007f97e6d8c839
<4>[  527.173324] RDX: 0000000000000000 RSI: 00005584f57d5300 RDI: 0000000000000006
<4>[  527.173327] RBP: 00005584f57d5300 R08: 0000000000000004 R09: 0000000000000000
<4>[  527.173330] R10: 00007ffe910bab30 R11: 0000000000000246 R12: 0000000000000000
<4>[  527.173333] R13: 00005584f57d2c00 R14: 0000000000000020 R15: 0000000000000048
<4>[  527.173342] Modules linked in: i915(+) amdgpu gpu_sched ttm vgem snd_hda_codec_hdmi mei_hdcp snd_hda_codec_realtek snd_hda_codec_generic x86_pkg_temp_thermal coretemp crct10dif_pclmul crc32_pclmul btusb btrtl btbcm btintel bluetooth ghash_clmulni_intel ecdh_generic lpc_ich r8169 realtek snd_hda_codec snd_hwdep snd_hda_core snd_pcm pinctrl_broxton pinctrl_intel mei_me mei prime_numbers [last unloaded: i915]
<0>[  527.173370] Dumping ftrace buffer:
<0>[  527.173376]    (ftrace buffer empty)
<4>[  527.173436] ---[ end trace c3b7864052b7106a ]---
<3>[  527.187436] BUG: sleeping function called from invalid context at kernel/sched/completion.c:99
<3>[  527.187443] in_atomic(): 0, irqs_disabled(): 0, pid: 4422, name: i915_selftest
<4>[  527.187446] INFO: lockdep is turned off.
<3>[  527.187449] Preemption disabled at:
<4>[  527.187451] [<0000000000000000>]           (null)
<4>[  527.187458] CPU: 0 PID: 4422 Comm: i915_selftest Tainted: G     UD           5.1.0-rc7-CI-CI_DRM_6043+ #1
<4>[  527.187462] Hardware name: Intel corporation NUC6CAYS/NUC6CAYB, BIOS AYAPLCEL.86A.0056.2018.0926.1100 09/26/2018
<4>[  527.187465] Call Trace:
<4>[  527.188181]  dump_stack+0x67/0x9b
<4>[  527.188190]  ___might_sleep+0x167/0x250
<4>[  527.188197]  wait_for_common+0x40/0x1f0
<4>[  527.188206]  virt_efi_query_variable_info+0x161/0x1b0
<4>[  527.188214]  efi_query_variable_store+0xb3/0x1a0
<4>[  527.188223]  ? efivar_entry_set_safe+0x19c/0x220
<4>[  527.188228]  ? efi_delete_dummy_variable+0x90/0x90
<4>[  527.188231]  efivar_entry_set_safe+0x19c/0x220
<4>[  527.188239]  ? efi_pstore_write+0x10b/0x150
<4>[  527.188243]  efi_pstore_write+0x10b/0x150
<4>[  527.188258]  pstore_dump+0x127/0x340
<4>[  527.188270]  kmsg_dump+0x87/0x1c0
<4>[  527.188276]  oops_end+0x3e/0x90
<4>[  527.188281]  do_trap+0x81/0x100
<4>[  527.188408]  ? i915_request_retire+0x785/0xb40 [i915]
<4>[  527.188419]  do_invalid_op+0x23/0x30
<4>[  527.188524]  ? i915_request_retire+0x785/0xb40 [i915]
<4>[  527.188529]  invalid_op+0x14/0x20
<4>[  527.188632] RIP: 0010:i915_request_retire+0x785/0xb40 [i915]
<4>[  527.188637] Code: 5a d2 3d e0 48 8b 35 02 4e 1c 00 49 c7 c0 00 66 e5 a0 b9 fd 00 00 00 48 c7 c2 a0 e5 e2 a0 48 c7 c7 f0 9e d4 a0 e8 4b 79 44 e0 <0f> 0b e8 d4 c7 3e e0 84 c0 0f 85 3f fb ff ff 48 c7 c2 f0 64 e5 a0
<4>[  527.188640] RSP: 0018:ffffc90000257980 EFLAGS: 00010282
<4>[  527.188645] RAX: 000000000000000f RBX: ffff8882371d4840 RCX: 0000000000000000
<4>[  527.188648] RDX: 0000000000000000 RSI: 0000000000000054 RDI: 0000000000000000
<4>[  527.188651] RBP: ffffc900002579b8 R08: ffffffffa0e56600 R09: 0000000000000000
<4>[  527.188654] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000c5a
<4>[  527.188657] R13: 0000000000000c60 R14: 0000000000000c60 R15: 0000000000000063
<4>[  527.188671]  ? rcu_read_lock_sched_held+0x6f/0x80
<4>[  527.188783]  i915_request_retire_upto+0xfb/0x2e0 [i915]
<4>[  527.188883]  i915_request_add+0x75/0x270 [i915]
<4>[  527.188971]  igt_reset_nop_engine+0x168/0x300 [i915]
<4>[  527.189069]  __i915_subtests+0x1a4/0x1e0 [i915]
<4>[  527.189161]  intel_hangcheck_live_selftests+0x88/0xd0 [i915]
<4>[  527.189257]  __run_selftests+0x112/0x170 [i915]
<4>[  527.189350]  i915_live_selftests+0x2c/0x60 [i915]
<4>[  527.189431]  i915_pci_probe+0x50/0xa0 [i915]
<4>[  527.189440]  pci_device_probe+0xa1/0x120
<4>[  527.189448]  really_probe+0xf3/0x3e0
<4>[  527.189454]  driver_probe_device+0x10a/0x120
<4>[  527.189459]  device_driver_attach+0x4b/0x50
<4>[  527.189464]  __driver_attach+0x97/0x130
<4>[  527.189469]  ? device_driver_attach+0x50/0x50
<4>[  527.189473]  bus_for_each_dev+0x74/0xc0
<4>[  527.189479]  bus_add_driver+0x13f/0x210
<4>[  527.189484]  ? 0xffffffffa00ef000
<4>[  527.189489]  driver_register+0x56/0xe0
<4>[  527.189493]  ? 0xffffffffa00ef000
<4>[  527.189497]  do_one_initcall+0x58/0x2e0
<4>[  527.189502]  ? do_init_module+0x1d/0x1ea
<4>[  527.189507]  ? rcu_read_lock_sched_held+0x6f/0x80
<4>[  527.189512]  ? kmem_cache_alloc_trace+0x261/0x290
<4>[  527.189518]  do_init_module+0x56/0x1ea
<4>[  527.189523]  load_module+0x2701/0x29e0
<4>[  527.189538]  ? __se_sys_finit_module+0xd3/0xf0
<4>[  527.189541]  __se_sys_finit_module+0xd3/0xf0
<4>[  527.189551]  do_syscall_64+0x55/0x190
<4>[  527.189557]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
<4>[  527.189561] RIP: 0033:0x7f97e6d8c839
<4>[  527.189565] 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>[  527.189569] RSP: 002b:00007ffe910ba9b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
<4>[  527.189573] RAX: ffffffffffffffda RBX: 00005584f57dc730 RCX: 00007f97e6d8c839
<4>[  527.189576] RDX: 0000000000000000 RSI: 00005584f57d5300 RDI: 0000000000000006
<4>[  527.189578] RBP: 00005584f57d5300 R08: 0000000000000004 R09: 0000000000000000
<4>[  527.189581] R10: 00007ffe910bab30 R11: 0000000000000246 R12: 0000000000000000
<4>[  527.189584] R13: 00005584f57d2c00 R14: 0000000000000020 R15: 0000000000000048
<4>[  527.189651] WARNING: CPU: 0 PID: 4422 at kernel/rcu/tree_plugin.h:314 rcu_note_context_switch+0x86/0x650
<4>[  527.189660] Modules linked in: i915(+) amdgpu gpu_sched ttm vgem snd_hda_codec_hdmi mei_hdcp snd_hda_codec_realtek snd_hda_codec_generic x86_pkg_temp_thermal coretemp crct10dif_pclmul crc32_pclmul btusb btrtl btbcm btintel bluetooth ghash_clmulni_intel ecdh_generic lpc_ich r8169 realtek snd_hda_codec snd_hwdep snd_hda_core snd_pcm pinctrl_broxton pinctrl_intel mei_me mei prime_numbers [last unloaded: i915]
<4>[  527.196791] CPU: 0 PID: 4422 Comm: i915_selftest Tainted: G     UD W         5.1.0-rc7-CI-CI_DRM_6043+ #1
<4>[  527.196794] Hardware name: Intel corporation NUC6CAYS/NUC6CAYB, BIOS AYAPLCEL.86A.0056.2018.0926.1100 09/26/2018
<4>[  527.196798] RIP: 0010:rcu_note_context_switch+0x86/0x650
<4>[  527.196802] Code: 25 c0 4e 01 00 8b b8 74 08 00 00 85 ff 0f 84 c4 01 00 00 45 84 ed 8b 85 78 03 00 00 0f 85 bf 00 00 00 85 c0 0f 8e bf 00 00 00 <0f> 0b 80 bd 7c 03 00 00 00 0f 84 d3 01 00 00 48 89 ef e8 23 fd ff
<4>[  527.196809] RSP: 0018:ffffc900002573e8 EFLAGS: 00010002
<4>[  527.196816] RAX: 0000000000000001 RBX: ffff888277a32c40 RCX: 0000000000000000
<4>[  527.196822] RDX: 0000000000000002 RSI: 0000000000000000 RDI: 0000000000000000
<4>[  527.196828] RBP: ffff8882672ace40 R08: 0000000000000000 R09: 0000000000000000
<4>[  527.196834] R10: 0000000000000000 R11: ffffc900002571f0 R12: ffff8882672ace40
<4>[  527.196840] R13: 0000000000000000 R14: 0000000000031ec0 R15: 0000000000000000
<4>[  527.196846] FS:  00007f97e74d8980(0000) GS:ffff888277a00000(0000) knlGS:0000000000000000
<4>[  527.196852] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[  527.196859] CR2: 00007fa1903f1000 CR3: 000000023c652000 CR4: 00000000003406f0
<4>[  527.196865] Call Trace:
<4>[  527.196875]  __schedule+0xbc/0xb40
<4>[  527.196884]  ? wait_for_common+0x116/0x1f0
<4>[  527.196888]  schedule+0x2d/0x80
<4>[  527.196892]  schedule_timeout+0x236/0x4f0
<4>[  527.196898]  ? wait_for_common+0x48/0x1f0
<4>[  527.196904]  ? wait_for_common+0x116/0x1f0
<4>[  527.196908]  wait_for_common+0x13a/0x1f0
<4>[  527.196914]  ? wake_up_q+0x80/0x80
<4>[  527.196920]  virt_efi_set_variable+0x151/0x1a0
<4>[  527.196927]  efivar_entry_set_safe+0x115/0x220
<4>[  527.196935]  ? efi_pstore_write+0x10b/0x150
<4>[  527.196939]  efi_pstore_write+0x10b/0x150
<4>[  527.196953]  pstore_dump+0x127/0x340
<4>[  527.196964]  kmsg_dump+0x87/0x1c0
<4>[  527.196970]  oops_end+0x3e/0x90
<4>[  527.196975]  do_trap+0x81/0x100
<4>[  527.197098]  ? i915_request_retire+0x785/0xb40 [i915]
<4>[  527.197105]  do_invalid_op+0x23/0x30
<4>[  527.197201]  ? i915_request_retire+0x785/0xb40 [i915]
<4>[  527.197206]  invalid_op+0x14/0x20
<4>[  527.197303] RIP: 0010:i915_request_retire+0x785/0xb40 [i915]
<4>[  527.197307] Code: 5a d2 3d e0 48 8b 35 02 4e 1c 00 49 c7 c0 00 66 e5 a0 b9 fd 00 00 00 48 c7 c2 a0 e5 e2 a0 48 c7 c7 f0 9e d4 a0 e8 4b 79 44 e0 <0f> 0b e8 d4 c7 3e e0 84 c0 0f 85 3f fb ff ff 48 c7 c2 f0 64 e5 a0
<4>[  527.197311] RSP: 0018:ffffc90000257980 EFLAGS: 00010282
<4>[  527.197314] RAX: 000000000000000f RBX: ffff8882371d4840 RCX: 0000000000000000
<4>[  527.197317] RDX: 0000000000000000 RSI: 0000000000000054 RDI: 0000000000000000
<4>[  527.197320] RBP: ffffc900002579b8 R08: ffffffffa0e56600 R09: 0000000000000000
<4>[  527.197323] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000c5a
<4>[  527.197326] R13: 0000000000000c60 R14: 0000000000000c60 R15: 0000000000000063
<4>[  527.197338]  ? rcu_read_lock_sched_held+0x6f/0x80
<4>[  527.197438]  i915_request_retire_upto+0xfb/0x2e0 [i915]
<4>[  527.197538]  i915_request_add+0x75/0x270 [i915]
<4>[  527.197628]  igt_reset_nop_engine+0x168/0x300 [i915]
<4>[  527.197729]  __i915_subtests+0x1a4/0x1e0 [i915]
<4>[  527.197822]  intel_hangcheck_live_selftests+0x88/0xd0 [i915]
<4>[  527.197921]  __run_selftests+0x112/0x170 [i915]
<4>[  527.198017]  i915_live_selftests+0x2c/0x60 [i915]
<4>[  527.198101]  i915_pci_probe+0x50/0xa0 [i915]
<4>[  527.198108]  pci_device_probe+0xa1/0x120
<4>[  527.198115]  really_probe+0xf3/0x3e0
<4>[  527.198121]  driver_probe_device+0x10a/0x120
<4>[  527.198126]  device_driver_attach+0x4b/0x50
<4>[  527.198131]  __driver_attach+0x97/0x130
<4>[  527.198135]  ? device_driver_attach+0x50/0x50
<4>[  527.198139]  bus_for_each_dev+0x74/0xc0
<4>[  527.198145]  bus_add_driver+0x13f/0x210
<4>[  527.198150]  ? 0xffffffffa00ef000
<4>[  527.198155]  driver_register+0x56/0xe0
<4>[  527.198159]  ? 0xffffffffa00ef000
<4>[  527.198163]  do_one_initcall+0x58/0x2e0
<4>[  527.198168]  ? do_init_module+0x1d/0x1ea
<4>[  527.198173]  ? rcu_read_lock_sched_held+0x6f/0x80
<4>[  527.198177]  ? kmem_cache_alloc_trace+0x261/0x290
<4>[  527.198183]  do_init_module+0x56/0x1ea
<4>[  527.198188]  load_module+0x2701/0x29e0
<4>[  527.198202]  ? __se_sys_finit_module+0xd3/0xf0
<4>[  527.198206]  __se_sys_finit_module+0xd3/0xf0
<4>[  527.198216]  do_syscall_64+0x55/0x190
<4>[  527.198221]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
<4>[  527.198225] RIP: 0033:0x7f97e6d8c839
<4>[  527.198229] 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>[  527.198232] RSP: 002b:00007ffe910ba9b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
<4>[  527.198238] RAX: ffffffffffffffda RBX: 00005584f57dc730 RCX: 00007f97e6d8c839
<4>[  527.198241] RDX: 0000000000000000 RSI: 00005584f57d5300 RDI: 0000000000000006
<4>[  527.198244] RBP: 00005584f57d5300 R08: 0000000000000004 R09: 0000000000000000
<4>[  527.198247] R10: 00007ffe910bab30 R11: 0000000000000246 R12: 0000000000000000
<4>[  527.198250] R13: 00005584f57d2c00 R14: 0000000000000020 R15: 0000000000000048
<4>[  527.198259] irq event stamp: 749953
<4>[  527.198265] hardirqs last  enabled at (749953): [<ffffffff8101c215>] do_error_trap+0xa5/0x100
<4>[  527.198269] hardirqs last disabled at (749952): [<ffffffff810019b0>] trace_hardirqs_off_thunk+0x1a/0x1c
<4>[  527.198272] softirqs last  enabled at (749802): [<ffffffff81c0033a>] __do_softirq+0x33a/0x4b9
<4>[  527.198277] softirqs last disabled at (749795): [<ffffffff81a00e1a>] do_softirq_own_stack+0x2a/0x40
<4>[  527.198282] WARNING: CPU: 0 PID: 4422 at kernel/rcu/tree_plugin.h:314 rcu_note_context_switch+0x86/0x650
<4>[  527.198285] ---[ end trace c3b7864052b7106b ]---

Comment 1 CI Bug Log 2019-05-06 13:59:51 UTC

The CI Bug Log issue associated to this bug has been updated.

### New filters associated

* fi-apl-guc: igt@runner@aborted - fail - Previous test: i915_selftest (live_hangcheck), Kernel badly tainted (0x2c0)
  - https://intel-gfx-ci.01.org/tree/drm-tip/Trybot_4252/fi-apl-guc/igt@runner@aborted.html
  - https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_6043/fi-apl-guc/igt@runner@aborted.html
  - https://intel-gfx-ci.01.org/tree/drm-tip/IGTPW_2941/fi-apl-guc/igt@runner@aborted.html
  - https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_6045/fi-apl-guc/igt@runner@aborted.html

* fi-apl-guc: igt@i915_selftest@live_hangcheck  - incomplete - GEM_BUG_ON(!i915_request_completed(request))
  (No new failures associated)

Comment 2 Chris Wilson 2019-05-06 17:30:49 UTC


*** This bug has been marked as a duplicate of bug 109720 ***

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