Happens every time I watch a flash video for more than 30 min or so. Let me know if more information can be furnished.
BUG: Bad page state in process flush-8:0 pfn:c8b6b
page:ffffea0002be7f68 count:0 mapcount:0 mapping:00000000009f0000 index:0xffff8800c800bf00
page flags: 0x100000000000000()
Pid: 850, comm: flush-8:0 Tainted: P C 2.6.35-30-generic #56-Ubuntu
Call Trace:
[<ffffffff81106fb6>] ? dump_page+0xa6/0xf0
[<ffffffff811080c6>] bad_page+0xc6/0x120
[<ffffffff8110926a>] prep_new_page+0x1aa/0x1c0
[<ffffffff81109524>] get_page_from_freelist+0x2a4/0x6c0
[<ffffffff8110a0fd>] __alloc_pages_nodemask+0xfd/0x1f0
[<ffffffff8113c43a>] alloc_pages_current+0x9a/0x100
[<ffffffff81142765>] new_slab+0x225/0x2c0
[<ffffffff811448a1>] __slab_alloc+0x201/0x310
[<ffffffff81105545>] ? mempool_alloc_slab+0x15/0x20
[<ffffffff81145708>] kmem_cache_alloc+0xf8/0x140
[<ffffffff81105545>] mempool_alloc_slab+0x15/0x20
[<ffffffff81105643>] mempool_alloc+0x63/0x140
[<ffffffff811ef221>] ? ext4_mark_iloc_dirty+0x71/0x90
[<ffffffff81183c4e>] bio_alloc_bioset+0x3e/0xf0
[<ffffffff81183da5>] bio_alloc+0x15/0x30
[<ffffffff8117e3d4>] submit_bh+0x84/0x140
[<ffffffff811804c0>] __block_write_full_page+0x1e0/0x3a0
[<ffffffff8117fb10>] ? end_buffer_async_write+0x0/0x190
[<ffffffff811f1730>] ? noalloc_get_block_write+0x0/0x30
[<ffffffff811f1730>] ? noalloc_get_block_write+0x0/0x30
[<ffffffff81180fe0>] block_write_full_page_endio+0xe0/0x120
[<ffffffff811ecda0>] ? ext4_bh_delay_or_unwritten+0x0/0x30
[<ffffffff81181035>] block_write_full_page+0x15/0x20
[<ffffffff811f02e3>] ext4_writepage+0x1d3/0x380
[<ffffffff811ee0fc>] mpage_da_submit_io+0x14c/0x1c0
[<ffffffff811f32f5>] ext4_da_writepages+0x4f5/0x640
[<ffffffff8110ce51>] do_writepages+0x21/0x40
[<ffffffff81177566>] writeback_single_inode+0xe6/0x3f0
[<ffffffff8104d6e8>] ? update_curr+0xf8/0x1e0
[<ffffffff81177cd5>] writeback_sb_inodes+0x195/0x280
[<ffffffff811784f0>] writeback_inodes_wb+0xa0/0x1b0
[<ffffffff8117884b>] wb_writeback+0x24b/0x2b0
[<ffffffff8107100c>] ? lock_timer_base+0x3c/0x70
[<ffffffff81178a2c>] wb_do_writeback+0x17c/0x190
[<ffffffff81071120>] ? process_timeout+0x0/0x10
[<ffffffff81178a93>] bdi_writeback_task+0x53/0x160
[<ffffffff810804f7>] ? bit_waitqueue+0x17/0xd0
[<ffffffff8111c6f6>] bdi_start_fn+0x86/0x100
[<ffffffff8111c670>] ? bdi_start_fn+0x0/0x100
[<ffffffff810800b6>] kthread+0x96/0xa0
[<ffffffff8100aee4>] kernel_thread_helper+0x4/0x10
[<ffffffff81080020>] ? kthread+0x0/0xa0
[<ffffffff8100aee0>] ? kernel_thread_helper+0x0/0x10
lo: Disabled Privacy Extensions
npviewer.bin[24407]: segfault at f4e230b4 ip 00000000f61433c3 sp 00000000ff96b3e0 error 4 in libflashplayer.so[f5d6b000+bc4000]
[24071.596123] npviewer.bin[25382]: segfault at 2a4 ip 00000000f5f4dba3 sp 00000000ffa367c0 error 4 in libflashplayer.so[f5d48000+bc4000]
npviewer.bin[25497]: segfault at f3c000b4 ip 00000000f617f3c3 sp 00000000ffbeb870 error 4 in libflashplayer.so[f5da7000+bc4000]
npviewer.bin[25535]: segfault at 218 ip 00000000f5fe82d6 sp 00000000ffcde8b8 error 6 in libflashplayer.so[f5d6a000+bc4000]
BUG: Bad page state in process swapper pfn:c8b6c
page:ffffea0002be7fa0 count:0 mapcount:0 mapping:(null) index:0xffff8800c8b6cd80
page flags: 0x1000000009f4000(head|swapcache|mappedtodisk|reclaim|buddy|swapbacked|uncached)
Pid: 0, comm: swapper Tainted: P B C 2.6.35-30-generic #56-Ubuntu
Call Trace:
<IRQ> [<ffffffff81106fb6>] ? dump_page+0xa6/0xf0
[<ffffffff811080c6>] bad_page+0xc6/0x120
[<ffffffff811085db>] free_pages_prepare+0xcb/0x110
[<ffffffff81108f82>] __free_pages_ok+0x32/0xe0
[<ffffffff8110b77d>] __free_pages+0x1d/0x40
[<ffffffff81143801>] __free_slab+0xd1/0x180
[<ffffffff811438e4>] discard_slab+0x34/0x50
[<ffffffff811441e5>] __slab_free+0x105/0x130
[<ffffffff811442d0>] kmem_cache_free+0xc0/0x100
[<ffffffff814a621c>] dst_destroy+0x7c/0x110
[<ffffffff814cced7>] dst_rcu_free+0x27/0x40
[<ffffffff810d0f4d>] __rcu_process_callbacks+0x10d/0x330
[<ffffffff810d11bf>] rcu_process_callbacks+0x4f/0xa0
[<ffffffff8106877d>] __do_softirq+0xbd/0x200
[<ffffffff8109006a>] ? tick_program_event+0x2a/0x30
[<ffffffff8100afdc>] call_softirq+0x1c/0x30
[<ffffffff8100cab5>] do_softirq+0x65/0xa0
[<ffffffff81068635>] irq_exit+0x85/0x90
[<ffffffff81595370>] smp_apic_timer_interrupt+0x70/0x9b
[<ffffffff8100aa93>] apic_timer_interrupt+0x13/0x20
<EOI> [<ffffffff8103610b>] ? native_safe_halt+0xb/0x10
[<ffffffff815917f6>] ? notifier_call_chain+0x16/0x80
[<ffffffff81012f9b>] default_idle+0x3b/0x90
[<ffffffff81013051>] c1e_idle+0x61/0x120
[<ffffffff81008da3>] cpu_idle+0xb3/0x110
[<ffffffff81573cca>] rest_init+0x8a/0x90
[<ffffffff81aefcbb>] start_kernel+0x387/0x390
[<ffffffff81aef341>] x86_64_start_reservations+0x12c/0x130
[<ffffffff81aef43f>] x86_64_start_kernel+0xfa/0x109
ProblemType: Bug
DistroRelease: Ubuntu 10.10
Package: flashplugin-installer 10.3.183.7ubuntu0.10.10.1
ProcVersionSignature: Ubuntu 2.6.35-30.56-generic 2.6.35.13
Uname: Linux 2.6.35-30-generic x86_64
NonfreeKernelModules: nvidia wl
Architecture: amd64
Date: Wed Aug 31 03:32:15 2011
EcryptfsInUse: Yes
ProcEnviron:
LANGUAGE=en_US:en
LANG=en_US.UTF-8
SHELL=/bin/bash
SourcePackage: flashplugin-nonfree
I had upgraded to 11.10 beta shortly after posting this bug and the problem stopped.