Michal Piotrowski wrote:
Andrew Morton napisał(a):
ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.22-rc1/2.6.22-rc1-mm1/
- I found some time to look into some writeback problems in
fs/fs-writeback.c.
This might be related
[ 97.740021] BUG: at /home/devel/linux-mm/mm/page-writeback.c:829 __set_page_dirty_nobuffers()
[ 97.748632] [<c0105276>] dump_trace+0x63/0x1eb
[ 97.753275] [<c0105418>] show_trace_log_lvl+0x1a/0x30
[ 97.758521] [<c010605a>] show_trace+0x12/0x14
[ 97.763042] [<c01060f7>] dump_stack+0x16/0x18
[ 97.767590] [<c01677b3>] __set_page_dirty_nobuffers+0xfe/0x16e
[ 97.773598] [<c0167833>] redirty_page_for_writepage+0x10/0x12
[ 97.779491] [<c01a473a>] __block_write_full_page+0x1dc/0x335
[ 97.785328] [<c01a495c>] block_write_full_page+0xc9/0xd1
[ 97.790799] [<c01a781a>] blkdev_writepage+0x12/0x14
[ 97.795829] [<c01674ea>] __writepage+0xe/0x29
[ 97.800350] [<c01679b8>] write_cache_pages+0x183/0x29a
[ 97.805683] [<c0167af1>] generic_writepages+0x22/0x2a
[ 97.810929] [<c0167b1c>] do_writepages+0x23/0x34
[ 97.815702] [<c019f0a3>] __writeback_single_inode+0x245/0x472
[ 97.821632] [<c019f7e6>] generic_sync_sb_inodes+0x347/0x4cc
[ 97.827379] [<c019f98b>] sync_sb_inodes+0x20/0x24
[ 97.832247] [<c019fb93>] writeback_inodes+0x79/0xc2
[ 97.837296] [<c0168173>] wb_kupdate+0x7a/0xdb
[ 97.841833] [<c01686a0>] pdflush+0xf1/0x189
[ 97.846173] [<c0137d41>] kthread+0x3b/0x62
[ 97.850461] [<c0104e3f>] kernel_thread_helper+0x7/0x10
This one as well I guess :
[14649.407909] BUG: at mm/page-writeback.c:829 __set_page_dirty_nobuffers()
[14649.407945] [<c0156bb3>] __set_page_dirty_nobuffers+0x9a/0x104
[14649.407976] [<c018cfea>] __block_write_full_page+0x1b7/0x2f1
[14649.407999] [<e8ba89b4>] ext3_get_block+0x0/0xd0 [ext3]
[14649.408039] [<c018d1f2>] block_write_full_page+0xce/0xd6
[14649.408054] [<e8ba743a>] walk_page_buffers+0x4d/0x67 [ext3]
[14649.408072] [<e8ba89b4>] ext3_get_block+0x0/0xd0 [ext3]
[14649.408096] [<e8ba9f52>] ext3_ordered_writepage+0xdc/0x189 [ext3]
[14649.408115] [<e8ba7454>] bget_one+0x0/0x7 [ext3]
[14649.408142] [<c01569cf>] __writepage+0xb/0x26
[14649.408153] [<c0156d88>] write_cache_pages+0x161/0x274
[14649.408166] [<c01569c4>] __writepage+0x0/0x26
[14649.408187] [<e8beaa03>] rtl8139_interrupt+0x3cd/0x3d7 [8139too]
[14649.408217] [<c01c97c3>] __next_cpu+0x15/0x26
[14649.408229] [<c011b561>] find_busiest_group+0x1c9/0x54a
[14649.408251] [<c0156eba>] generic_writepages+0x1f/0x27
[14649.408263] [<c0156eee>] do_writepages+0x2c/0x34
[14649.408275] [<c018845d>] __writeback_single_inode+0x1c3/0x3aa
[14649.408295] [<c0188235>] __check_dirty_inode_list+0x21/0x86
[14649.408321] [<c0188a46>] generic_sync_sb_inodes+0x267/0x3a8
[14649.408347] [<c0188f49>] writeback_inodes+0x63/0xaa
[14649.408355] [<c0132db8>] autoremove_wake_function+0x0/0x35
[14649.408368] [<c015777a>] pdflush+0x0/0x1a3
[14649.408377] [<c01574c1>] wb_kupdate+0x7f/0xe3
[14649.408410] [<c0157887>] pdflush+0x10d/0x1a3
[14649.408425] [<c0157442>] wb_kupdate+0x0/0xe3
[14649.408440] [<c0132ce6>] kthread+0x3b/0x61
[14649.408447] [<c0132cab>] kthread+0x0/0x61
[14649.408455] [<c0104a27>] kernel_thread_helper+0x7/0x10
[14649.408473] =======================
[24270.804919] BUG: at mm/page-writeback.c:829 __set_page_dirty_nobuffers()
[24270.804955] [<c0156bb3>] __set_page_dirty_nobuffers+0x9a/0x104
[24270.804986] [<c018cfea>] __block_write_full_page+0x1b7/0x2f1
[24270.805014] [<e8ba89b4>] ext3_get_block+0x0/0xd0 [ext3]
[24270.805055] [<c018d1f2>] block_write_full_page+0xce/0xd6
[24270.805069] [<e8ba743a>] walk_page_buffers+0x4d/0x67 [ext3]
[24270.805086] [<e8ba89b4>] ext3_get_block+0x0/0xd0 [ext3]
[24270.805110] [<e8ba9f52>] ext3_ordered_writepage+0xdc/0x189 [ext3]
[24270.805131] [<e8ba7454>] bget_one+0x0/0x7 [ext3]
[24270.805159] [<c01569cf>] __writepage+0xb/0x26
[24270.805171] [<c0156d88>] write_cache_pages+0x161/0x274
[24270.805183] [<c01569c4>] __writepage+0x0/0x26
[24270.805244] [<c0156eba>] generic_writepages+0x1f/0x27
[24270.805256] [<c0156eee>] do_writepages+0x2c/0x34
[24270.805267] [<c018845d>] __writeback_single_inode+0x1c3/0x3aa
[24270.805287] [<c0188235>] __check_dirty_inode_list+0x21/0x86
[24270.805313] [<c0188a46>] generic_sync_sb_inodes+0x267/0x3a8
[24270.805339] [<c0188f49>] writeback_inodes+0x63/0xaa
[24270.805347] [<c0132db8>] autoremove_wake_function+0x0/0x35
[24270.805358] [<c015777a>] pdflush+0x0/0x1a3
[24270.805367] [<c01574c1>] wb_kupdate+0x7f/0xe3
[24270.805401] [<c0157887>] pdflush+0x10d/0x1a3
[24270.805416] [<c0157442>] wb_kupdate+0x0/0xe3
[24270.805431] [<c0132ce6>] kthread+0x3b/0x61
[24270.805438] [<c0132cab>] kthread+0x0/0x61
[24270.805445] [<c0104a27>] kernel_thread_helper+0x7/0x10
[24270.805463] =======================
http://crazy.dev.frugalware.org/MM/2.6.22-rc1-mm1.dmesg
http://crazy.dev.frugalware.org/MM/2.6.22-rc1-mm1.config
Gabriel
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