* Freezing of tasks failed after 20.01 seconds in 3.2.0-rc4+ (Linus GIT af968e2) [not found] <CAHFgRy_AdA7iKzCwNvXiE3pR1dqdkuKPgT0soWjw8E_TcLjJtA@mail.gmail.com> @ 2011-12-28 5:58 ` Srivatsa S. Bhat 2011-12-28 22:03 ` Rafael J. Wysocki 0 siblings, 1 reply; 7+ messages in thread From: Srivatsa S. Bhat @ 2011-12-28 5:58 UTC (permalink / raw) To: Rafael J. Wysocki Cc: Tejun Heo, Jeff Layton, Linux PM mailing list, linux-kernel, pavel, Miles Lane, linux-fsdevel Hi, Miles Lane (in CC) hit freezing failures in 3.2.0-rc4+ (Linus GIT af968e2) while trying to suspend the machine. Here is the log: [ 4040.037426] Freezing user space processes ... [ 4060.048526] Freezing of tasks failed after 20.01 seconds (2 tasks refusing to freeze, wq_busy=0): [ 4060.048534] Xorg D ffffffff81806240 0 901 847 0x00c00004 [ 4060.048538] ffff8800c3877628 0000000000000086 0000000000000082 ffff8800c38775d8 [ 4060.048551] ffff8800c3877fd8 ffff8800c3877fd8 ffff8800c3877fd8 00000000000136c0 [ 4060.048553] ffff880118b3dc40 ffff8800c2cc1710 ffff8800c38775f8 ffff88011fb13f80 [ 4060.048556] Call Trace: [ 4060.048562] [<ffffffff811a6940>] ? __wait_on_buffer+0x30/0x30 [ 4060.048565] [<ffffffff8165094f>] schedule+0x3f/0x60 [ 4060.048567] [<ffffffff816509ff>] io_schedule+0x8f/0xd0 [ 4060.048569] [<ffffffff811a694e>] sleep_on_buffer+0xe/0x20 [ 4060.048571] [<ffffffff8165121f>] __wait_on_bit+0x5f/0x90 [ 4060.048574] [<ffffffff812ebf08>] ? generic_make_request+0x68/0x70 [ 4060.048577] [<ffffffff811a6940>] ? __wait_on_buffer+0x30/0x30 [ 4060.048579] [<ffffffff816512cc>] out_of_line_wait_on_bit+0x7c/0x90 [ 4060.048582] [<ffffffff81089c90>] ? autoremove_wake_function+0x40/0x40 [ 4060.048584] [<ffffffff811a693e>] __wait_on_buffer+0x2e/0x30 [ 4060.048587] [<ffffffff811a8761>] __bread+0x71/0xb0 [ 4060.048590] [<ffffffff811f377b>] ext3_get_branch+0x8b/0x150 [ 4060.048593] [<ffffffff811f6912>] ext3_get_blocks_handle+0x1a2/0x650 [ 4060.048595] [<ffffffff811a8d65>] ? block_read_full_page+0x225/0x390 [ 4060.048598] [<ffffffff811f6e84>] ext3_get_block+0xc4/0x120 [ 4060.048600] [<ffffffff811b2172>] do_mpage_readpage+0x3b2/0x550 [ 4060.048604] [<ffffffff81116d95>] ? add_to_page_cache_locked+0x85/0xa0 [ 4060.048606] [<ffffffff811b246e>] mpage_readpages+0xee/0x140 [ 4060.048608] [<ffffffff811f6dc0>] ? ext3_get_blocks_handle+0x650/0x650 [ 4060.048610] [<ffffffff8111f3de>] ? __alloc_pages_nodemask+0x10e/0x820 [ 4060.048613] [<ffffffff811f6dc0>] ? ext3_get_blocks_handle+0x650/0x650 [ 4060.048615] [<ffffffff811f328d>] ext3_readpages+0x1d/0x20 [ 4060.048617] [<ffffffff81121908>] read_pages+0x48/0x100 [ 4060.048619] [<ffffffff81121b23>] __do_page_cache_readahead+0x163/0x180 [ 4060.048621] [<ffffffff81121e91>] ra_submit+0x21/0x30 [ 4060.048625] [<ffffffff8163d353>] do_sync_mmap_readahead.isra.24+0x94/0x9c [ 4060.048627] [<ffffffff81118991>] filemap_fault+0x361/0x3e0 [ 4060.048642] [<ffffffffa009c37c>] ? drm_mm_kmalloc+0x6c/0xe0 [drm] [ 4060.048646] [<ffffffff81138c72>] __do_fault+0x72/0x550 [ 4060.048649] [<ffffffff8130ae7b>] ? prio_tree_insert+0x12b/0x1a0 [ 4060.048651] [<ffffffff8113c2aa>] handle_pte_fault+0xfa/0x200 [ 4060.048653] [<ffffffff8113c768>] handle_mm_fault+0x1f8/0x350 [ 4060.048661] [<ffffffffa00dced0>] ? i915_gem_object_set_to_gtt_domain+0x80/0x80 [i915] [ 4060.048664] [<ffffffff816562d0>] do_page_fault+0x150/0x520 [ 4060.048668] [<ffffffff810127da>] ? __switch_to+0x1ea/0x310 [ 4060.048670] [<ffffffff81054f4d>] ? set_next_entity+0xad/0xd0 [ 4060.048673] [<ffffffff8118821a>] ? do_vfs_ioctl+0x8a/0x340 [ 4060.048675] [<ffffffff816502fc>] ? __schedule+0x3cc/0x6f0 [ 4060.048677] [<ffffffff81652fb5>] page_fault+0x25/0x30 [ 4060.048685] gnome-settings- D 0000000000000001 0 1406 1344 0x00800004 [ 4060.048687] ffff8800bd305628 0000000000000082 0000000000000082 ffff8800bd3055d8 [ 4060.048689] ffff8800bd305fd8 ffff8800bd305fd8 ffff8800bd305fd8 00000000000136c0 [ 4060.048692] ffff8800885cdc40 ffff8800c1228000 ffff8800bd3055f8 ffff88011fa93f80 [ 4060.048694] Call Trace: [ 4060.048696] [<ffffffff811a6940>] ? __wait_on_buffer+0x30/0x30 [ 4060.048698] [<ffffffff8165094f>] schedule+0x3f/0x60 [ 4060.048700] [<ffffffff816509ff>] io_schedule+0x8f/0xd0 [ 4060.048702] [<ffffffff811a694e>] sleep_on_buffer+0xe/0x20 [ 4060.048704] [<ffffffff8165121f>] __wait_on_bit+0x5f/0x90 [ 4060.048706] [<ffffffff812ebf08>] ? generic_make_request+0x68/0x70 [ 4060.048708] [<ffffffff811a6940>] ? __wait_on_buffer+0x30/0x30 [ 4060.048710] [<ffffffff816512cc>] out_of_line_wait_on_bit+0x7c/0x90 [ 4060.048712] [<ffffffff81089c90>] ? autoremove_wake_function+0x40/0x40 [ 4060.048714] [<ffffffff811a693e>] __wait_on_buffer+0x2e/0x30 [ 4060.048716] [<ffffffff811a8761>] __bread+0x71/0xb0 [ 4060.048719] [<ffffffff811f377b>] ext3_get_branch+0x8b/0x150 [ 4060.048721] [<ffffffff811f6912>] ext3_get_blocks_handle+0x1a2/0x650 [ 4060.048724] [<ffffffff8104cd93>] ? __wake_up+0x53/0x70 [ 4060.048727] [<ffffffff814072a5>] ? loop_make_request+0xe5/0x120 [ 4060.048729] [<ffffffff812ebaf4>] ? generic_make_request.part.50+0x74/0xb0 [ 4060.048732] [<ffffffff811f6e84>] ext3_get_block+0xc4/0x120 [ 4060.048734] [<ffffffff811b2172>] do_mpage_readpage+0x3b2/0x550 [ 4060.048736] [<ffffffff81116d95>] ? add_to_page_cache_locked+0x85/0xa0 [ 4060.048738] [<ffffffff811b246e>] mpage_readpages+0xee/0x140 [ 4060.048740] [<ffffffff811f6dc0>] ? ext3_get_blocks_handle+0x650/0x650 [ 4060.048742] [<ffffffff8111f3de>] ? __alloc_pages_nodemask+0x10e/0x820 [ 4060.048744] [<ffffffff811f6dc0>] ? ext3_get_blocks_handle+0x650/0x650 [ 4060.048747] [<ffffffff8165135d>] ? mutex_lock+0x1d/0x50 [ 4060.048749] [<ffffffff811f328d>] ext3_readpages+0x1d/0x20 [ 4060.048751] [<ffffffff81121908>] read_pages+0x48/0x100 [ 4060.048753] [<ffffffff81121b23>] __do_page_cache_readahead+0x163/0x180 [ 4060.048755] [<ffffffff81121e91>] ra_submit+0x21/0x30 [ 4060.048757] [<ffffffff8163d353>] do_sync_mmap_readahead.isra.24+0x94/0x9c [ 4060.048759] [<ffffffff81118991>] filemap_fault+0x361/0x3e0 [ 4060.048761] [<ffffffff81188fe0>] ? __pollwait+0xf0/0xf0 [ 4060.048764] [<ffffffff81138c72>] __do_fault+0x72/0x550 [ 4060.048766] [<ffffffff8113c2aa>] handle_pte_fault+0xfa/0x200 [ 4060.048767] [<ffffffff8113c768>] handle_mm_fault+0x1f8/0x350 [ 4060.048769] [<ffffffff816562d0>] do_page_fault+0x150/0x520 [ 4060.048773] [<ffffffff8129a2b3>] ? security_file_permission+0x93/0xb0 [ 4060.048777] [<ffffffff81175f41>] ? rw_verify_area+0x61/0xf0 [ 4060.048778] [<ffffffff811764d5>] ? vfs_read+0x165/0x180 [ 4060.048780] [<ffffffff81652fb5>] page_fault+0x25/0x30 Regards, Srivatsa S. Bhat ^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: Freezing of tasks failed after 20.01 seconds in 3.2.0-rc4+ (Linus GIT af968e2) 2011-12-28 5:58 ` Freezing of tasks failed after 20.01 seconds in 3.2.0-rc4+ (Linus GIT af968e2) Srivatsa S. Bhat @ 2011-12-28 22:03 ` Rafael J. Wysocki 2012-01-03 14:47 ` Jan Kara 2012-01-05 11:53 ` Pavel Machek 0 siblings, 2 replies; 7+ messages in thread From: Rafael J. Wysocki @ 2011-12-28 22:03 UTC (permalink / raw) To: Srivatsa S. Bhat Cc: Tejun Heo, Jeff Layton, Linux PM mailing list, linux-kernel, pavel, Miles Lane, linux-fsdevel On Wednesday, December 28, 2011, Srivatsa S. Bhat wrote: > Hi, > > Miles Lane (in CC) hit freezing failures in 3.2.0-rc4+ (Linus GIT af968e2) > while trying to suspend the machine. Well, ext3 seems to be involved. I don't see any problems with suspending those kernels on my test machines, but I don't use ext3 on them any more. It would be good to rule out ext3 somehow. Thanks, Rafael > Here is the log: > > [ 4040.037426] Freezing user space processes ... > [ 4060.048526] Freezing of tasks failed after 20.01 seconds (2 tasks > refusing to freeze, wq_busy=0): > [ 4060.048534] Xorg D ffffffff81806240 0 901 847 0x00c00004 > [ 4060.048538] ffff8800c3877628 0000000000000086 0000000000000082 > ffff8800c38775d8 > [ 4060.048551] ffff8800c3877fd8 ffff8800c3877fd8 ffff8800c3877fd8 > 00000000000136c0 > [ 4060.048553] ffff880118b3dc40 ffff8800c2cc1710 ffff8800c38775f8 > ffff88011fb13f80 > [ 4060.048556] Call Trace: > [ 4060.048562] [<ffffffff811a6940>] ? __wait_on_buffer+0x30/0x30 > [ 4060.048565] [<ffffffff8165094f>] schedule+0x3f/0x60 > [ 4060.048567] [<ffffffff816509ff>] io_schedule+0x8f/0xd0 > [ 4060.048569] [<ffffffff811a694e>] sleep_on_buffer+0xe/0x20 > [ 4060.048571] [<ffffffff8165121f>] __wait_on_bit+0x5f/0x90 > [ 4060.048574] [<ffffffff812ebf08>] ? generic_make_request+0x68/0x70 > [ 4060.048577] [<ffffffff811a6940>] ? __wait_on_buffer+0x30/0x30 > [ 4060.048579] [<ffffffff816512cc>] out_of_line_wait_on_bit+0x7c/0x90 > [ 4060.048582] [<ffffffff81089c90>] ? autoremove_wake_function+0x40/0x40 > [ 4060.048584] [<ffffffff811a693e>] __wait_on_buffer+0x2e/0x30 > [ 4060.048587] [<ffffffff811a8761>] __bread+0x71/0xb0 > [ 4060.048590] [<ffffffff811f377b>] ext3_get_branch+0x8b/0x150 > [ 4060.048593] [<ffffffff811f6912>] ext3_get_blocks_handle+0x1a2/0x650 > [ 4060.048595] [<ffffffff811a8d65>] ? block_read_full_page+0x225/0x390 > [ 4060.048598] [<ffffffff811f6e84>] ext3_get_block+0xc4/0x120 > [ 4060.048600] [<ffffffff811b2172>] do_mpage_readpage+0x3b2/0x550 > [ 4060.048604] [<ffffffff81116d95>] ? add_to_page_cache_locked+0x85/0xa0 > [ 4060.048606] [<ffffffff811b246e>] mpage_readpages+0xee/0x140 > [ 4060.048608] [<ffffffff811f6dc0>] ? ext3_get_blocks_handle+0x650/0x650 > [ 4060.048610] [<ffffffff8111f3de>] ? __alloc_pages_nodemask+0x10e/0x820 > [ 4060.048613] [<ffffffff811f6dc0>] ? ext3_get_blocks_handle+0x650/0x650 > [ 4060.048615] [<ffffffff811f328d>] ext3_readpages+0x1d/0x20 > [ 4060.048617] [<ffffffff81121908>] read_pages+0x48/0x100 > [ 4060.048619] [<ffffffff81121b23>] __do_page_cache_readahead+0x163/0x180 > [ 4060.048621] [<ffffffff81121e91>] ra_submit+0x21/0x30 > [ 4060.048625] [<ffffffff8163d353>] do_sync_mmap_readahead.isra.24+0x94/0x9c > [ 4060.048627] [<ffffffff81118991>] filemap_fault+0x361/0x3e0 > [ 4060.048642] [<ffffffffa009c37c>] ? drm_mm_kmalloc+0x6c/0xe0 [drm] > [ 4060.048646] [<ffffffff81138c72>] __do_fault+0x72/0x550 > [ 4060.048649] [<ffffffff8130ae7b>] ? prio_tree_insert+0x12b/0x1a0 > [ 4060.048651] [<ffffffff8113c2aa>] handle_pte_fault+0xfa/0x200 > [ 4060.048653] [<ffffffff8113c768>] handle_mm_fault+0x1f8/0x350 > [ 4060.048661] [<ffffffffa00dced0>] ? > i915_gem_object_set_to_gtt_domain+0x80/0x80 [i915] > [ 4060.048664] [<ffffffff816562d0>] do_page_fault+0x150/0x520 > [ 4060.048668] [<ffffffff810127da>] ? __switch_to+0x1ea/0x310 > [ 4060.048670] [<ffffffff81054f4d>] ? set_next_entity+0xad/0xd0 > [ 4060.048673] [<ffffffff8118821a>] ? do_vfs_ioctl+0x8a/0x340 > [ 4060.048675] [<ffffffff816502fc>] ? __schedule+0x3cc/0x6f0 > [ 4060.048677] [<ffffffff81652fb5>] page_fault+0x25/0x30 > [ 4060.048685] gnome-settings- D 0000000000000001 0 1406 1344 0x00800004 > [ 4060.048687] ffff8800bd305628 0000000000000082 0000000000000082 > ffff8800bd3055d8 > [ 4060.048689] ffff8800bd305fd8 ffff8800bd305fd8 ffff8800bd305fd8 > 00000000000136c0 > [ 4060.048692] ffff8800885cdc40 ffff8800c1228000 ffff8800bd3055f8 > ffff88011fa93f80 > [ 4060.048694] Call Trace: > [ 4060.048696] [<ffffffff811a6940>] ? __wait_on_buffer+0x30/0x30 > [ 4060.048698] [<ffffffff8165094f>] schedule+0x3f/0x60 > [ 4060.048700] [<ffffffff816509ff>] io_schedule+0x8f/0xd0 > [ 4060.048702] [<ffffffff811a694e>] sleep_on_buffer+0xe/0x20 > [ 4060.048704] [<ffffffff8165121f>] __wait_on_bit+0x5f/0x90 > [ 4060.048706] [<ffffffff812ebf08>] ? generic_make_request+0x68/0x70 > [ 4060.048708] [<ffffffff811a6940>] ? __wait_on_buffer+0x30/0x30 > [ 4060.048710] [<ffffffff816512cc>] out_of_line_wait_on_bit+0x7c/0x90 > [ 4060.048712] [<ffffffff81089c90>] ? autoremove_wake_function+0x40/0x40 > [ 4060.048714] [<ffffffff811a693e>] __wait_on_buffer+0x2e/0x30 > [ 4060.048716] [<ffffffff811a8761>] __bread+0x71/0xb0 > [ 4060.048719] [<ffffffff811f377b>] ext3_get_branch+0x8b/0x150 > [ 4060.048721] [<ffffffff811f6912>] ext3_get_blocks_handle+0x1a2/0x650 > [ 4060.048724] [<ffffffff8104cd93>] ? __wake_up+0x53/0x70 > [ 4060.048727] [<ffffffff814072a5>] ? loop_make_request+0xe5/0x120 > [ 4060.048729] [<ffffffff812ebaf4>] ? generic_make_request.part.50+0x74/0xb0 > [ 4060.048732] [<ffffffff811f6e84>] ext3_get_block+0xc4/0x120 > [ 4060.048734] [<ffffffff811b2172>] do_mpage_readpage+0x3b2/0x550 > [ 4060.048736] [<ffffffff81116d95>] ? add_to_page_cache_locked+0x85/0xa0 > [ 4060.048738] [<ffffffff811b246e>] mpage_readpages+0xee/0x140 > [ 4060.048740] [<ffffffff811f6dc0>] ? ext3_get_blocks_handle+0x650/0x650 > [ 4060.048742] [<ffffffff8111f3de>] ? __alloc_pages_nodemask+0x10e/0x820 > [ 4060.048744] [<ffffffff811f6dc0>] ? ext3_get_blocks_handle+0x650/0x650 > [ 4060.048747] [<ffffffff8165135d>] ? mutex_lock+0x1d/0x50 > [ 4060.048749] [<ffffffff811f328d>] ext3_readpages+0x1d/0x20 > [ 4060.048751] [<ffffffff81121908>] read_pages+0x48/0x100 > [ 4060.048753] [<ffffffff81121b23>] __do_page_cache_readahead+0x163/0x180 > [ 4060.048755] [<ffffffff81121e91>] ra_submit+0x21/0x30 > [ 4060.048757] [<ffffffff8163d353>] do_sync_mmap_readahead.isra.24+0x94/0x9c > [ 4060.048759] [<ffffffff81118991>] filemap_fault+0x361/0x3e0 > [ 4060.048761] [<ffffffff81188fe0>] ? __pollwait+0xf0/0xf0 > [ 4060.048764] [<ffffffff81138c72>] __do_fault+0x72/0x550 > [ 4060.048766] [<ffffffff8113c2aa>] handle_pte_fault+0xfa/0x200 > [ 4060.048767] [<ffffffff8113c768>] handle_mm_fault+0x1f8/0x350 > [ 4060.048769] [<ffffffff816562d0>] do_page_fault+0x150/0x520 > [ 4060.048773] [<ffffffff8129a2b3>] ? security_file_permission+0x93/0xb0 > [ 4060.048777] [<ffffffff81175f41>] ? rw_verify_area+0x61/0xf0 > [ 4060.048778] [<ffffffff811764d5>] ? vfs_read+0x165/0x180 > [ 4060.048780] [<ffffffff81652fb5>] page_fault+0x25/0x30 > > Regards, > Srivatsa S. Bhat > > > ^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: Freezing of tasks failed after 20.01 seconds in 3.2.0-rc4+ (Linus GIT af968e2) 2011-12-28 22:03 ` Rafael J. Wysocki @ 2012-01-03 14:47 ` Jan Kara 2012-01-05 11:53 ` Pavel Machek 1 sibling, 0 replies; 7+ messages in thread From: Jan Kara @ 2012-01-03 14:47 UTC (permalink / raw) To: Rafael J. Wysocki Cc: Srivatsa S. Bhat, Tejun Heo, Jeff Layton, Linux PM mailing list, linux-kernel, pavel, Miles Lane, linux-fsdevel On Wed 28-12-11 23:03:26, Rafael J. Wysocki wrote: > On Wednesday, December 28, 2011, Srivatsa S. Bhat wrote: > > Hi, > > > > Miles Lane (in CC) hit freezing failures in 3.2.0-rc4+ (Linus GIT af968e2) > > while trying to suspend the machine. > > Well, ext3 seems to be involved. I don't see any problems with suspending > those kernels on my test machines, but I don't use ext3 on them any more. > > It would be good to rule out ext3 somehow. Well, both tasks that refuse to be frozen hit page fault and are waiting for data to be read from disk which apparently does not happen. Also there were not any changes to speak of in ext3 for a while so I don't think ext3 is a culprit here... Honza > > Here is the log: > > > > [ 4040.037426] Freezing user space processes ... > > [ 4060.048526] Freezing of tasks failed after 20.01 seconds (2 tasks > > refusing to freeze, wq_busy=0): > > [ 4060.048534] Xorg D ffffffff81806240 0 901 847 0x00c00004 > > [ 4060.048538] ffff8800c3877628 0000000000000086 0000000000000082 > > ffff8800c38775d8 > > [ 4060.048551] ffff8800c3877fd8 ffff8800c3877fd8 ffff8800c3877fd8 > > 00000000000136c0 > > [ 4060.048553] ffff880118b3dc40 ffff8800c2cc1710 ffff8800c38775f8 > > ffff88011fb13f80 > > [ 4060.048556] Call Trace: > > [ 4060.048562] [<ffffffff811a6940>] ? __wait_on_buffer+0x30/0x30 > > [ 4060.048565] [<ffffffff8165094f>] schedule+0x3f/0x60 > > [ 4060.048567] [<ffffffff816509ff>] io_schedule+0x8f/0xd0 > > [ 4060.048569] [<ffffffff811a694e>] sleep_on_buffer+0xe/0x20 > > [ 4060.048571] [<ffffffff8165121f>] __wait_on_bit+0x5f/0x90 > > [ 4060.048574] [<ffffffff812ebf08>] ? generic_make_request+0x68/0x70 > > [ 4060.048577] [<ffffffff811a6940>] ? __wait_on_buffer+0x30/0x30 > > [ 4060.048579] [<ffffffff816512cc>] out_of_line_wait_on_bit+0x7c/0x90 > > [ 4060.048582] [<ffffffff81089c90>] ? autoremove_wake_function+0x40/0x40 > > [ 4060.048584] [<ffffffff811a693e>] __wait_on_buffer+0x2e/0x30 > > [ 4060.048587] [<ffffffff811a8761>] __bread+0x71/0xb0 > > [ 4060.048590] [<ffffffff811f377b>] ext3_get_branch+0x8b/0x150 > > [ 4060.048593] [<ffffffff811f6912>] ext3_get_blocks_handle+0x1a2/0x650 > > [ 4060.048595] [<ffffffff811a8d65>] ? block_read_full_page+0x225/0x390 > > [ 4060.048598] [<ffffffff811f6e84>] ext3_get_block+0xc4/0x120 > > [ 4060.048600] [<ffffffff811b2172>] do_mpage_readpage+0x3b2/0x550 > > [ 4060.048604] [<ffffffff81116d95>] ? add_to_page_cache_locked+0x85/0xa0 > > [ 4060.048606] [<ffffffff811b246e>] mpage_readpages+0xee/0x140 > > [ 4060.048608] [<ffffffff811f6dc0>] ? ext3_get_blocks_handle+0x650/0x650 > > [ 4060.048610] [<ffffffff8111f3de>] ? __alloc_pages_nodemask+0x10e/0x820 > > [ 4060.048613] [<ffffffff811f6dc0>] ? ext3_get_blocks_handle+0x650/0x650 > > [ 4060.048615] [<ffffffff811f328d>] ext3_readpages+0x1d/0x20 > > [ 4060.048617] [<ffffffff81121908>] read_pages+0x48/0x100 > > [ 4060.048619] [<ffffffff81121b23>] __do_page_cache_readahead+0x163/0x180 > > [ 4060.048621] [<ffffffff81121e91>] ra_submit+0x21/0x30 > > [ 4060.048625] [<ffffffff8163d353>] do_sync_mmap_readahead.isra.24+0x94/0x9c > > [ 4060.048627] [<ffffffff81118991>] filemap_fault+0x361/0x3e0 > > [ 4060.048642] [<ffffffffa009c37c>] ? drm_mm_kmalloc+0x6c/0xe0 [drm] > > [ 4060.048646] [<ffffffff81138c72>] __do_fault+0x72/0x550 > > [ 4060.048649] [<ffffffff8130ae7b>] ? prio_tree_insert+0x12b/0x1a0 > > [ 4060.048651] [<ffffffff8113c2aa>] handle_pte_fault+0xfa/0x200 > > [ 4060.048653] [<ffffffff8113c768>] handle_mm_fault+0x1f8/0x350 > > [ 4060.048661] [<ffffffffa00dced0>] ? > > i915_gem_object_set_to_gtt_domain+0x80/0x80 [i915] > > [ 4060.048664] [<ffffffff816562d0>] do_page_fault+0x150/0x520 > > [ 4060.048668] [<ffffffff810127da>] ? __switch_to+0x1ea/0x310 > > [ 4060.048670] [<ffffffff81054f4d>] ? set_next_entity+0xad/0xd0 > > [ 4060.048673] [<ffffffff8118821a>] ? do_vfs_ioctl+0x8a/0x340 > > [ 4060.048675] [<ffffffff816502fc>] ? __schedule+0x3cc/0x6f0 > > [ 4060.048677] [<ffffffff81652fb5>] page_fault+0x25/0x30 > > [ 4060.048685] gnome-settings- D 0000000000000001 0 1406 1344 0x00800004 > > [ 4060.048687] ffff8800bd305628 0000000000000082 0000000000000082 > > ffff8800bd3055d8 > > [ 4060.048689] ffff8800bd305fd8 ffff8800bd305fd8 ffff8800bd305fd8 > > 00000000000136c0 > > [ 4060.048692] ffff8800885cdc40 ffff8800c1228000 ffff8800bd3055f8 > > ffff88011fa93f80 > > [ 4060.048694] Call Trace: > > [ 4060.048696] [<ffffffff811a6940>] ? __wait_on_buffer+0x30/0x30 > > [ 4060.048698] [<ffffffff8165094f>] schedule+0x3f/0x60 > > [ 4060.048700] [<ffffffff816509ff>] io_schedule+0x8f/0xd0 > > [ 4060.048702] [<ffffffff811a694e>] sleep_on_buffer+0xe/0x20 > > [ 4060.048704] [<ffffffff8165121f>] __wait_on_bit+0x5f/0x90 > > [ 4060.048706] [<ffffffff812ebf08>] ? generic_make_request+0x68/0x70 > > [ 4060.048708] [<ffffffff811a6940>] ? __wait_on_buffer+0x30/0x30 > > [ 4060.048710] [<ffffffff816512cc>] out_of_line_wait_on_bit+0x7c/0x90 > > [ 4060.048712] [<ffffffff81089c90>] ? autoremove_wake_function+0x40/0x40 > > [ 4060.048714] [<ffffffff811a693e>] __wait_on_buffer+0x2e/0x30 > > [ 4060.048716] [<ffffffff811a8761>] __bread+0x71/0xb0 > > [ 4060.048719] [<ffffffff811f377b>] ext3_get_branch+0x8b/0x150 > > [ 4060.048721] [<ffffffff811f6912>] ext3_get_blocks_handle+0x1a2/0x650 > > [ 4060.048724] [<ffffffff8104cd93>] ? __wake_up+0x53/0x70 > > [ 4060.048727] [<ffffffff814072a5>] ? loop_make_request+0xe5/0x120 > > [ 4060.048729] [<ffffffff812ebaf4>] ? generic_make_request.part.50+0x74/0xb0 > > [ 4060.048732] [<ffffffff811f6e84>] ext3_get_block+0xc4/0x120 > > [ 4060.048734] [<ffffffff811b2172>] do_mpage_readpage+0x3b2/0x550 > > [ 4060.048736] [<ffffffff81116d95>] ? add_to_page_cache_locked+0x85/0xa0 > > [ 4060.048738] [<ffffffff811b246e>] mpage_readpages+0xee/0x140 > > [ 4060.048740] [<ffffffff811f6dc0>] ? ext3_get_blocks_handle+0x650/0x650 > > [ 4060.048742] [<ffffffff8111f3de>] ? __alloc_pages_nodemask+0x10e/0x820 > > [ 4060.048744] [<ffffffff811f6dc0>] ? ext3_get_blocks_handle+0x650/0x650 > > [ 4060.048747] [<ffffffff8165135d>] ? mutex_lock+0x1d/0x50 > > [ 4060.048749] [<ffffffff811f328d>] ext3_readpages+0x1d/0x20 > > [ 4060.048751] [<ffffffff81121908>] read_pages+0x48/0x100 > > [ 4060.048753] [<ffffffff81121b23>] __do_page_cache_readahead+0x163/0x180 > > [ 4060.048755] [<ffffffff81121e91>] ra_submit+0x21/0x30 > > [ 4060.048757] [<ffffffff8163d353>] do_sync_mmap_readahead.isra.24+0x94/0x9c > > [ 4060.048759] [<ffffffff81118991>] filemap_fault+0x361/0x3e0 > > [ 4060.048761] [<ffffffff81188fe0>] ? __pollwait+0xf0/0xf0 > > [ 4060.048764] [<ffffffff81138c72>] __do_fault+0x72/0x550 > > [ 4060.048766] [<ffffffff8113c2aa>] handle_pte_fault+0xfa/0x200 > > [ 4060.048767] [<ffffffff8113c768>] handle_mm_fault+0x1f8/0x350 > > [ 4060.048769] [<ffffffff816562d0>] do_page_fault+0x150/0x520 > > [ 4060.048773] [<ffffffff8129a2b3>] ? security_file_permission+0x93/0xb0 > > [ 4060.048777] [<ffffffff81175f41>] ? rw_verify_area+0x61/0xf0 > > [ 4060.048778] [<ffffffff811764d5>] ? vfs_read+0x165/0x180 > > [ 4060.048780] [<ffffffff81652fb5>] page_fault+0x25/0x30 > > > > Regards, > > Srivatsa S. Bhat > > > > > > > > -- > To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- Jan Kara <jack@suse.cz> SUSE Labs, CR ^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: Freezing of tasks failed after 20.01 seconds in 3.2.0-rc4+ (Linus GIT af968e2) 2011-12-28 22:03 ` Rafael J. Wysocki 2012-01-03 14:47 ` Jan Kara @ 2012-01-05 11:53 ` Pavel Machek 2012-01-05 12:11 ` Miles Lane 1 sibling, 1 reply; 7+ messages in thread From: Pavel Machek @ 2012-01-05 11:53 UTC (permalink / raw) To: Rafael J. Wysocki Cc: Srivatsa S. Bhat, Tejun Heo, Jeff Layton, Linux PM mailing list, linux-kernel, Miles Lane, linux-fsdevel Hi! > > > > Miles Lane (in CC) hit freezing failures in 3.2.0-rc4+ (Linus GIT af968e2) > > while trying to suspend the machine. > > Well, ext3 seems to be involved. I don't see any problems with suspending > those kernels on my test machines, but I don't use ext3 on them any more. > > It would be good to rule out ext3 somehow. I still use ext3 here, and suspend works in recent kernels. Is it reproducible for Miles? -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html ^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: Freezing of tasks failed after 20.01 seconds in 3.2.0-rc4+ (Linus GIT af968e2) 2012-01-05 11:53 ` Pavel Machek @ 2012-01-05 12:11 ` Miles Lane 2012-01-05 12:22 ` Jeff Layton 0 siblings, 1 reply; 7+ messages in thread From: Miles Lane @ 2012-01-05 12:11 UTC (permalink / raw) To: Pavel Machek Cc: Rafael J. Wysocki, Srivatsa S. Bhat, Tejun Heo, Jeff Layton, Linux PM mailing list, linux-kernel, linux-fsdevel On Jan 5, 2012, at 6:53 AM, Pavel Machek <pavel@ucw.cz> wrote: > Hi! >>> >>> Miles Lane (in CC) hit freezing failures in 3.2.0-rc4+ (Linus GIT af968e2) >>> while trying to suspend the machine. >> >> Well, ext3 seems to be involved. I don't see any problems with suspending >> those kernels on my test machines, but I don't use ext3 on them any more. >> >> It would be good to rule out ext3 somehow. > > I still use ext3 here, and suspend works in recent kernels. > > Is it reproducible for Miles? It was a one time event, sorry. All the best. ^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: Freezing of tasks failed after 20.01 seconds in 3.2.0-rc4+ (Linus GIT af968e2) 2012-01-05 12:11 ` Miles Lane @ 2012-01-05 12:22 ` Jeff Layton 2012-01-05 16:37 ` Miles Lane 0 siblings, 1 reply; 7+ messages in thread From: Jeff Layton @ 2012-01-05 12:22 UTC (permalink / raw) To: Miles Lane Cc: Pavel Machek, Rafael J. Wysocki, Srivatsa S. Bhat, Tejun Heo, Linux PM mailing list, linux-kernel, linux-fsdevel On Thu, 5 Jan 2012 07:11:21 -0500 Miles Lane <miles.lane@gmail.com> wrote: > > On Jan 5, 2012, at 6:53 AM, Pavel Machek <pavel@ucw.cz> wrote: > > > Hi! > >>> > >>> Miles Lane (in CC) hit freezing failures in 3.2.0-rc4+ (Linus GIT af968e2) > >>> while trying to suspend the machine. > >> > >> Well, ext3 seems to be involved. I don't see any problems with suspending > >> those kernels on my test machines, but I don't use ext3 on them any more. > >> > >> It would be good to rule out ext3 somehow. > > > > I still use ext3 here, and suspend works in recent kernels. > > > > Is it reproducible for Miles? > > It was a one time event, sorry. > > All the best. >From looking at the stack traces, it really just looks like the ext3 code was waiting for requests to come back from the underlying storage. I don't know ext3 that well, but could something have offlined the storage while these tasks were waiting for their requests to come back? Another hypothesis...could those requests require kthreads that got frozen while processing these requests? -- Jeff Layton <jlayton@redhat.com> ^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: Freezing of tasks failed after 20.01 seconds in 3.2.0-rc4+ (Linus GIT af968e2) 2012-01-05 12:22 ` Jeff Layton @ 2012-01-05 16:37 ` Miles Lane 0 siblings, 0 replies; 7+ messages in thread From: Miles Lane @ 2012-01-05 16:37 UTC (permalink / raw) To: Jeff Layton Cc: Pavel Machek, Rafael J. Wysocki, Srivatsa S. Bhat, Tejun Heo, Linux PM mailing list, linux-kernel, linux-fsdevel On Thu, Jan 5, 2012 at 7:22 AM, Jeff Layton <jlayton@redhat.com> wrote: > On Thu, 5 Jan 2012 07:11:21 -0500 > Miles Lane <miles.lane@gmail.com> wrote: > >> >> On Jan 5, 2012, at 6:53 AM, Pavel Machek <pavel@ucw.cz> wrote: >> >> > Hi! >> >>> >> >>> Miles Lane (in CC) hit freezing failures in 3.2.0-rc4+ (Linus GIT af968e2) >> >>> while trying to suspend the machine. >> >> >> >> Well, ext3 seems to be involved. I don't see any problems with suspending >> >> those kernels on my test machines, but I don't use ext3 on them any more. >> >> >> >> It would be good to rule out ext3 somehow. >> > >> > I still use ext3 here, and suspend works in recent kernels. >> > >> > Is it reproducible for Miles? >> >> It was a one time event, sorry. >> >> All the best. > > From looking at the stack traces, it really just looks like the ext3 > code was waiting for requests to come back from the underlying storage. > I don't know ext3 that well, but could something have offlined the > storage while these tasks were waiting for their requests to come back? > > Another hypothesis...could those requests require kthreads that got > frozen while processing these requests? FWIW, I only hit this one time. Miles -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html ^ permalink raw reply [flat|nested] 7+ messages in thread
end of thread, other threads:[~2012-01-05 16:37 UTC | newest]
Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed)
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2011-12-28 5:58 ` Freezing of tasks failed after 20.01 seconds in 3.2.0-rc4+ (Linus GIT af968e2) Srivatsa S. Bhat
2011-12-28 22:03 ` Rafael J. Wysocki
2012-01-03 14:47 ` Jan Kara
2012-01-05 11:53 ` Pavel Machek
2012-01-05 12:11 ` Miles Lane
2012-01-05 12:22 ` Jeff Layton
2012-01-05 16:37 ` Miles Lane
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