On Tue, Mar 12, 2013 at 10:32:09AM +0100, Johannes Hirte wrote:
> On Tue, 12 Mar 2013 09:39:35 +0800
> Liu Bo <bo.li.liu@xxxxxxxxxx> wrote:
>
> > Hi Johannes,
> >
> > Could you please tell us what mount options you're with?
> >
> > thanks,
> > liubo
>
> The Filesystem has six subvolumes, so mount options are:
>
> noatime,inode_cache,autodefrag,subvolid=...
>
hmm, autodefrag + fsync.
> for each subvol.
>
> I was able to reproduce it and getting a full backtrace
> with netconsole:
Does it reproduce reliable? Maybe you can show me how to so that I can do it
on my box.
thanks,
liubo
>
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:77 free_extent_map+0x64/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> Pid: 15870, comm: bogofilter Not tainted 3.9.0-rc2-00112-g7c6baa3 #294
> Call Trace:
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff8115dcff>] ? free_extent_map+0x64/0x76
> [<ffffffff8115bc57>] ? btrfs_drop_extent_cache+0x363/0x39f
> [<ffffffff81152db4>] ? __cow_file_range+0x175/0x3c1
> [<ffffffff8108ef08>] ? find_get_pages_contig+0x100/0x115
> [<ffffffff8114bb02>] ? join_transaction.isra.34+0x30f/0x31a
> [<ffffffff8114d9f7>] ? start_transaction+0x2d8/0x3e8
> [<ffffffff8115383e>] ? cow_file_range+0xa9/0xc5
> [<ffffffff811538f7>] ? run_delalloc_range+0x9d/0x33b
> [<ffffffff8116139b>] ? free_extent_state+0x12/0x21
> [<ffffffff81163fa3>] ? __extent_writepage+0x1a8/0x5d8
> [<ffffffff811635ae>] ? end_extent_writepage+0x5d/0x5d
> [<ffffffff8116451d>] ? extent_write_cache_pages.isra.29.constprop.47+0x14a/0x255
> [<ffffffff81164836>] ? extent_writepages+0x49/0x60
> [<ffffffff81150146>] ? btrfs_update_inode_item+0xde/0xde
> [<ffffffff8108fc58>] ? __filemap_fdatawrite_range+0x4d/0x52
> [<ffffffff8115a192>] ? btrfs_sync_file+0x48/0x203
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff810e7a42>] ? sys_fdatasync+0xb/0xf
> [<ffffffff814877d2>] ? system_call_fastpath+0x16/0x1b
> ---[ end trace a3b02a44716bacc5 ]---
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:77 free_extent_map+0x64/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> Pid: 15870, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> Call Trace:
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff8115dcff>] ? free_extent_map+0x64/0x76
> [<ffffffff8115bc57>] ? btrfs_drop_extent_cache+0x363/0x39f
> [<ffffffff81152db4>] ? __cow_file_range+0x175/0x3c1
> [<ffffffff8108ef08>] ? find_get_pages_contig+0x100/0x115
> [<ffffffff8114bb02>] ? join_transaction.isra.34+0x30f/0x31a
> [<ffffffff8114d9f7>] ? start_transaction+0x2d8/0x3e8
> [<ffffffff8115383e>] ? cow_file_range+0xa9/0xc5
> [<ffffffff811538f7>] ? run_delalloc_range+0x9d/0x33b
> [<ffffffff8116139b>] ? free_extent_state+0x12/0x21
> [<ffffffff81163fa3>] ? __extent_writepage+0x1a8/0x5d8
> [<ffffffff811635ae>] ? end_extent_writepage+0x5d/0x5d
> [<ffffffff8116451d>] ? extent_write_cache_pages.isra.29.constprop.47+0x14a/0x255
> [<ffffffff81164836>] ? extent_writepages+0x49/0x60
> [<ffffffff81150146>] ? btrfs_update_inode_item+0xde/0xde
> [<ffffffff8108fc58>] ? __filemap_fdatawrite_range+0x4d/0x52
> [<ffffffff8115a192>] ? btrfs_sync_file+0x48/0x203
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff810e7a42>] ? sys_fdatasync+0xb/0xf
> [<ffffffff814877d2>] ? system_call_fastpath+0x16/0x1b
> ---[ end trace a3b02a44716bacc6 ]---
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:77 free_extent_map+0x64/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> Pid: 15887, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> Call Trace:
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff8115dcff>] ? free_extent_map+0x64/0x76
> [<ffffffff8115bc57>] ? btrfs_drop_extent_cache+0x363/0x39f
> [<ffffffff81152db4>] ? __cow_file_range+0x175/0x3c1
> [<ffffffff8114bb02>] ? join_transaction.isra.34+0x30f/0x31a
> [<ffffffff8114d9f7>] ? start_transaction+0x2d8/0x3e8
> [<ffffffff8115383e>] ? cow_file_range+0xa9/0xc5
> [<ffffffff811538f7>] ? run_delalloc_range+0x9d/0x33b
> [<ffffffff8116139b>] ? free_extent_state+0x12/0x21
> [<ffffffff81163fa3>] ? __extent_writepage+0x1a8/0x5d8
> [<ffffffff811635ae>] ? end_extent_writepage+0x5d/0x5d
> [<ffffffff8116451d>] ? extent_write_cache_pages.isra.29.constprop.47+0x14a/0x255
> [<ffffffff81164836>] ? extent_writepages+0x49/0x60
> [<ffffffff81150146>] ? btrfs_update_inode_item+0xde/0xde
> [<ffffffff8108fc58>] ? __filemap_fdatawrite_range+0x4d/0x52
> [<ffffffff8115a192>] ? btrfs_sync_file+0x48/0x203
> [<ffffffff810c85ff>] ? vfs_write+0xaf/0xf8
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff810e7a42>] ? sys_fdatasync+0xb/0xf
> [<ffffffff814877d2>] ? system_call_fastpath+0x16/0x1b
> ---[ end trace a3b02a44716bacc7 ]---
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:77 free_extent_map+0x64/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> Pid: 15887, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> Call Trace:
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff8115dcff>] ? free_extent_map+0x64/0x76
> [<ffffffff8115bc57>] ? btrfs_drop_extent_cache+0x363/0x39f
> [<ffffffff81152db4>] ? __cow_file_range+0x175/0x3c1
> [<ffffffff8114bb02>] ? join_transaction.isra.34+0x30f/0x31a
> [<ffffffff8114d9f7>] ? start_transaction+0x2d8/0x3e8
> [<ffffffff8115383e>] ? cow_file_range+0xa9/0xc5
> [<ffffffff811538f7>] ? run_delalloc_range+0x9d/0x33b
> [<ffffffff8116139b>] ? free_extent_state+0x12/0x21
> [<ffffffff81163fa3>] ? __extent_writepage+0x1a8/0x5d8
> [<ffffffff811635ae>] ? end_extent_writepage+0x5d/0x5d
> [<ffffffff8116451d>] ? extent_write_cache_pages.isra.29.constprop.47+0x14a/0x255
> [<ffffffff81164836>] ? extent_writepages+0x49/0x60
> [<ffffffff81150146>] ? btrfs_update_inode_item+0xde/0xde
> [<ffffffff8108fc58>] ? __filemap_fdatawrite_range+0x4d/0x52
> [<ffffffff8115a192>] ? btrfs_sync_file+0x48/0x203
> [<ffffffff810c85ff>] ? vfs_write+0xaf/0xf8
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff810e7a42>] ? sys_fdatasync+0xb/0xf
> [<ffffffff814877d2>] ? system_call_fastpath+0x16/0x1b
> ---[ end trace a3b02a44716bacc8 ]---
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:77 free_extent_map+0x64/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> Pid: 15887, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> Call Trace:
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff8115dcff>] ? free_extent_map+0x64/0x76
> [<ffffffff8115bc57>] ? btrfs_drop_extent_cache+0x363/0x39f
> [<ffffffff81152db4>] ? __cow_file_range+0x175/0x3c1
> [<ffffffff81486bfa>] ? _raw_read_unlock+0x1e/0x2a
> [<ffffffff8114bb02>] ? join_transaction.isra.34+0x30f/0x31a
> [<ffffffff8114d9f7>] ? start_transaction+0x2d8/0x3e8
> [<ffffffff8115383e>] ? cow_file_range+0xa9/0xc5
> [<ffffffff811538f7>] ? run_delalloc_range+0x9d/0x33b
> [<ffffffff8116139b>] ? free_extent_state+0x12/0x21
> [<ffffffff81163fa3>] ? __extent_writepage+0x1a8/0x5d8
> [<ffffffff811635ae>] ? end_extent_writepage+0x5d/0x5d
> [<ffffffff8116451d>] ? extent_write_cache_pages.isra.29.constprop.47+0x14a/0x255
> [<ffffffff81164836>] ? extent_writepages+0x49/0x60
> [<ffffffff81150146>] ? btrfs_update_inode_item+0xde/0xde
> [<ffffffff8108fc58>] ? __filemap_fdatawrite_range+0x4d/0x52
> [<ffffffff8115a192>] ? btrfs_sync_file+0x48/0x203
> [<ffffffff810c85ff>] ? vfs_write+0xaf/0xf8
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff810e7a42>] ? sys_fdatasync+0xb/0xf
> [<ffffffff814877d2>] ? system_call_fastpath+0x16/0x1b
> ---[ end trace a3b02a44716bacc9 ]---
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:77 free_extent_map+0x64/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> Pid: 15887, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> Call Trace:
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff8115dcff>] ? free_extent_map+0x64/0x76
> [<ffffffff8115bc57>] ? btrfs_drop_extent_cache+0x363/0x39f
> [<ffffffff81152db4>] ? __cow_file_range+0x175/0x3c1
> [<ffffffff81486bfa>] ? _raw_read_unlock+0x1e/0x2a
> [<ffffffff8114bb02>] ? join_transaction.isra.34+0x30f/0x31a
> [<ffffffff8114d9f7>] ? start_transaction+0x2d8/0x3e8
> [<ffffffff8115383e>] ? cow_file_range+0xa9/0xc5
> [<ffffffff811538f7>] ? run_delalloc_range+0x9d/0x33b
> [<ffffffff8116139b>] ? free_extent_state+0x12/0x21
> [<ffffffff81163fa3>] ? __extent_writepage+0x1a8/0x5d8
> [<ffffffff811635ae>] ? end_extent_writepage+0x5d/0x5d
> [<ffffffff8116451d>] ? extent_write_cache_pages.isra.29.constprop.47+0x14a/0x255
> [<ffffffff81164836>] ? extent_writepages+0x49/0x60
> [<ffffffff81150146>] ? btrfs_update_inode_item+0xde/0xde
> [<ffffffff8108fc58>] ? __filemap_fdatawrite_range+0x4d/0x52
> [<ffffffff8115a192>] ? btrfs_sync_file+0x48/0x203
> [<ffffffff810c85ff>] ? vfs_write+0xaf/0xf8
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff810e7a42>] ? sys_fdatasync+0xb/0xf
> [<ffffffff814877d2>] ? system_call_fastpath+0x16/0x1b
> ---[ end trace a3b02a44716bacca ]---
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:77 free_extent_map+0x64/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> Pid: 15887, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> Call Trace:
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff8115dcff>] ? free_extent_map+0x64/0x76
> [<ffffffff8115bc57>] ? btrfs_drop_extent_cache+0x363/0x39f
> [<ffffffff81152db4>] ? __cow_file_range+0x175/0x3c1
> [<ffffffff81486bfa>] ? _raw_read_unlock+0x1e/0x2a
> [<ffffffff8114bb02>] ? join_transaction.isra.34+0x30f/0x31a
> [<ffffffff8114d9f7>] ? start_transaction+0x2d8/0x3e8
> [<ffffffff8115383e>] ? cow_file_range+0xa9/0xc5
> [<ffffffff811538f7>] ? run_delalloc_range+0x9d/0x33b
> [<ffffffff8116139b>] ? free_extent_state+0x12/0x21
> [<ffffffff81163fa3>] ? __extent_writepage+0x1a8/0x5d8
> [<ffffffff811635ae>] ? end_extent_writepage+0x5d/0x5d
> [<ffffffff8116451d>] ? extent_write_cache_pages.isra.29.constprop.47+0x14a/0x255
> [<ffffffff81164836>] ? extent_writepages+0x49/0x60
> [<ffffffff81150146>] ? btrfs_update_inode_item+0xde/0xde
> [<ffffffff8108fc58>] ? __filemap_fdatawrite_range+0x4d/0x52
> [<ffffffff8115a192>] ? btrfs_sync_file+0x48/0x203
> [<ffffffff810c85ff>] ? vfs_write+0xaf/0xf8
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff810e7a42>] ? sys_fdatasync+0xb/0xf
> [<ffffffff814877d2>] ? system_call_fastpath+0x16/0x1b
> ---[ end trace a3b02a44716baccb ]---
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:77 free_extent_map+0x64/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> Pid: 15887, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> Call Trace:
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff8115dcff>] ? free_extent_map+0x64/0x76
> [<ffffffff8115bc57>] ? btrfs_drop_extent_cache+0x363/0x39f
> [<ffffffff81152db4>] ? __cow_file_range+0x175/0x3c1
> [<ffffffff81486bfa>] ? _raw_read_unlock+0x1e/0x2a
> [<ffffffff8114bb02>] ? join_transaction.isra.34+0x30f/0x31a
> [<ffffffff8114d9f7>] ? start_transaction+0x2d8/0x3e8
> [<ffffffff8115383e>] ? cow_file_range+0xa9/0xc5
> [<ffffffff811538f7>] ? run_delalloc_range+0x9d/0x33b
> [<ffffffff8116139b>] ? free_extent_state+0x12/0x21
> [<ffffffff81163fa3>] ? __extent_writepage+0x1a8/0x5d8
> [<ffffffff811635ae>] ? end_extent_writepage+0x5d/0x5d
> [<ffffffff8116451d>] ? extent_write_cache_pages.isra.29.constprop.47+0x14a/0x255
> [<ffffffff81164836>] ? extent_writepages+0x49/0x60
> [<ffffffff81150146>] ? btrfs_update_inode_item+0xde/0xde
> [<ffffffff8108fc58>] ? __filemap_fdatawrite_range+0x4d/0x52
> [<ffffffff8115a192>] ? btrfs_sync_file+0x48/0x203
> [<ffffffff810c85ff>] ? vfs_write+0xaf/0xf8
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff810e7a42>] ? sys_fdatasync+0xb/0xf
> [<ffffffff814877d2>] ? system_call_fastpath+0x16/0x1b
> ---[ end trace a3b02a44716baccc ]---
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:77 free_extent_map+0x64/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec---[ end trace a3b02a44716bacce ]---
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:77 free_extent_map+0x64/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> Pid: 15887, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> Call Trace:
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff8115dcff>] ? free_extent_map+0x64/0x76
> [<ffffffff8115bc57>] ? btrfs_drop_extent_cache+0x363/0x39f
> [<ffffffff81152db4>] ? __cow_file_range+0x175/0x3c1
> [<ffffffff8114bb02>] ? join_transaction.isra.34+0x30f/0x31a
> [<ffffffff8114d9f7>] ? start_transaction+0x2d8/0x3e8
> [<ffffffff8115383e>] ? cow_file_range+0xa9/0xc5
> [<ffffffff811538f7>] ? run_delalloc_range+0x9d/0x33b
> [<ffffffff8116139b>] ? free_extent_state+0x12/0x21
> [<ffffffff81163fa3>] ? __extent_writepage+0x1a8/0x5d8
> [<ffffffff811635ae>] ? end_extent_writepage+0x5d/0x5d
> [<ffffffff8116451d>] ? extent_write_cache_pages.isra.29.constprop.47+0x14a/0x255
> [<ffffffff81164836>] ? extent_writepages+0x49/0x60
> [<ffffffff81150146>] ? btrfs_update_inode_item+0xde/0xde
> [<ffffffff8108fc58>] ? __filemap_fdatawrite_range+0x4d/0x52
> [<ffffffff8115a192>] ? btrfs_sync_file+0x48/0x203
> [<ffffffff810c85ff>] ? vfs_write+0xaf/0xf8
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff810e7a42>] ? sys_fdatasync+0xb/0xf
> [<ffffffff814877d2>] ? system_call_fastpath+0x16/0x1b
> ---[ end trace a3b02a44716baccf ]---
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:77 free_extent_map+0x64/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> Pid: 15887, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> Call Trace:
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff8115dcff>] ? free_extent_map+0x64/0x76
> [<ffffffff8115bc57>] ? btrfs_drop_extent_cache+0x363/0x39f
> [<ffffffff81152db4>] ? __cow_file_range+0x175/0x3c1
> [<ffffffff81486bfa>] ? _raw_read_unlock+0x1e/0x2a
> [<ffffffff8114bb02>] ? join_transaction.isra.34+0x30f/0x31a
> [<ffffffff8114d9f7>] ? start_transaction+0x2d8/0x3e8
> [<ffffffff8115383e>] ? cow_file_range+0xa9/0xc5
> [<ffffffff811538f7>] ? run_delalloc_range+0x9d/0x33b
> [<ffffffff8116139b>] ? free_extent_state+0x12/0x21
> [<ffffffff81163fa3>] ? __extent_writepage+0x1a8/0x5d8
> [<ffffffff811635ae>] ? end_extent_writepage+0x5d/0x5d
> [<ffffffff8116451d>] ? extent_write_cache_pages.isra.29.constprop.47+0x14a/0x255
> [<ffffffff81164836>] ? extent_writepages+0x49/0x60
> [<ffffffff81150146>] ? btrfs_update_inode_item+0xde/0xde
> [<ffffffff8108fc58>] ? __filemap_fdatawrite_range+0x4d/0x52
> [<ffffffff8115a192>] ? btrfs_sync_file+0x48/0x203
> [<ffffffff810c85ff>] ? vfs_write+0xaf/0xf8
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff810e7a42>] ? sys_fdatasync+0xb/0xf
> [<ffffffff814877d2>] ? system_call_fastpath+0x16/0x1b
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:77 free_extent_map+0x64/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> Pid: 15893, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> Call Trace:
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff8115dcff>] ? free_extent_map+0x64/0x76
> [<ffffffff8115bc57>] ? btrfs_drop_extent_cache+0x363/0x39f
> [<ffffffff81152db4>] ? __cow_file_range+0x175/0x3c1
> [<ffffffff8114bb02>] ? join_transaction.isra.34+0x30f/0x31a
> [<ffffffff8114d9f7>] ? start_transaction+0x2d8/0x3e8
> [<ffffffff8115383e>] ? cow_file_range+0xa9/0xc5
> [<ffffffff811538f7>] ? run_delalloc_range+0x9d/0x33b
> [<ffffffff8116139b>] ? free_extent_state+0x12/0x21
> [<ffffffff81163fa3>] ? __extent_writepage+0x1a8/0x5d8
> [<ffffffff811635ae>] ? end_extent_writepage+0x5d/0x5d
> [<ffffffff8108eddd>] ? find_get_pages_tag+0xfa/0x125
> [<ffffffff8116451d>] ? extent_write_cache_pages.isra.29.constprop.47+0x14a/0x255
> [<ffffffff81164836>] ? extent_writepages+0x49/0x60
> [<ffffffff81150146>] ? btrfs_update_inode_item+0xde/0xde
> [<ffffffff8108fc58>] ? __filemap_fdatawrite_range+0x4d/0x52
> [<ffffffff8115a192>] ? btrfs_sync_file+0x48/0x203
> [<ffffffff810c85ff>] ? vfs_write+0xaf/0xf8
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff810e7a42>] ? sys_fdatasync+0xb/0xf
> [<ffffffff814877d2>] ? system_call_fastpath+0x16/0x1b
> ---[ end trace a3b02a44716bacdc ]---
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:77 free_extent_map+0x64/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec
> Pid: 15893, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> Call Trace:
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff8115dcff>] ? free_extent_map+0x64/0x76
> [<ffffffff8115bc57>] ? btrfs_drop_extent_cache+0x363/0x39f
> [<ffffffff81152db4>] ? __cow_file_range+0x175/0x3c1
> [<ffffffff81486bfa>] ? _raw_read_unlock+0x1e/0x2a
> [<ffffffff8114bb02>] ? join_transaction.isra.34+0x30f/0x31a
> [<ffffffff8114d9f7>] ? start_transaction+0x2d8/0x3e8
> [<ffffffff8115383e>] ? cow_file_range+0xa9/0xc5
> [<ffffffff811538f7>] ? run_delalloc_range+0x9d/0x33b
> [<ffffffff8116139b>] ? free_extent_state+0x12/0x21
> [<ffffffff81163fa3>] ? __extent_writepage+0x1a8/0x5d8
> [<ffffffff811635ae>] ? end_extent_writepage+0x5d/0x5d
> [<ffffffff8116451d>] ? extent_write_cache_pages.isra.29.constprop.47+0x14a/0x255
> [<ffffffff81164836>] ? extent_writepages+0x49/0x60
> [<ffffffff81150146>] ? btrfs_update_inode_item+0xde/0xde
> [<ffffffff8108fc58>] ? __filemap_fdatawrite_range+0x4d/0x52
> [<ffffffff8115a192>] ? btrfs_sync_file+0x48/0x203
> [<ffffffff810c85ff>] ? vfs_write+0xaf/0xf8
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff810e7a42>] ? sys_fdatasync+0xb/0xf
> [<ffffffff814877d2>] ? system_call_fastpath+0x16/0x1b
> ---[ end trace a3b02a44716bacde ]---
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:77 free_extent_map+0x64/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> Pid: 15893, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> Call Trace:
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff8115dcff>] ? free_extent_map+0x64/0x76
> [<ffffffff8115bc57>] ? btrfs_drop_extent_cache+0x363/0x39f
> [<ffffffff81152db4>] ? __cow_file_range+0x175/0x3c1
> [<ffffffff8108ef08>] ? find_get_pages_contig+0x100/0x115
> [<ffffffff8114bb02>] ? join_transaction.isra.34+0x30f/0x31a
> [<ffffffff8114d9f7>] ? start_transaction+0x2d8/0x3e8
> [<ffffffff8115383e>] ? cow_file_range+0xa9/0xc5
> [<ffffffff811538f7>] ? run_delalloc_range+0x9d/0x33b
> [<ffffffff8116139b>] ? free_extent_state+0x12/0x21
> [<ffffffff81163fa3>] ? __extent_writepage+0x1a8/0x5d8
> [<ffffffff811635ae>] ? end_extent_writepage+0x5d/0x5d
> [<ffffffff8116451d>] ? extent_write_cache_pages.isra.29.constprop.47+0x14a/0x255
> [<ffffffff81164836>] ? extent_writepages+0x49/0x60
> [<ffffffff81150146>] ? btrfs_update_inode_item+0xde/0xde
> [<ffffffff8108fc58>] ? __filemap_fdatawrite_range+0x4d/0x52
> [<ffffffff8115a192>] ? btrfs_sync_file+0x48/0x203
> [<ffffffff810c85ff>] ? vfs_write+0xaf/0xf8
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff810e7a42>] ? sys_fdatasync+0xb/0xf
> [<ffffffff814877d2>] ? system_call_fastpath+0x16/0x1b
> ---[ end trace a3b02a44716bacdf ]---
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:77 free_extent_map+0x64/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole
> Pid: 15893, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> Call Trace:
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff8115dcff>] ? free_extent_map+0x64/0x76
> [<ffffffff8115bc57>] ? btrfs_drop_extent_cache+0x363/0x39f
> [<ffffffff81152db4>] ? __cow_file_range+0x175/0x3c1
> [<ffffffff81486bfa>] ? _raw_read_unlock+0x1e/0x2a
> [<ffffffff8114bb02>] ? join_transaction.isra.34+0x30f/0x31a
> [<ffffffff8114d9f7>] ? start_transaction+0x2d8/0x3e8
> [<ffffffff8115383e>] ? cow_file_range+0xa9/0xc5
> [<ffffffff811538f7>] ? run_delalloc_range+0x9d/0x33b
> [<ffffffff8116139b>] ? free_extent_state+0x12/0x21
> [<ffffffff81163fa3>] ? __extent_writepage+0x1a8/0x5d8
> [<ffffffff811635ae>] ? end_extent_writepage+0x5d/0x5d
> [<ffffffff8116451d>] ? extent_write_cache_pages.isra.29.constprop.47+0x14a/0x255
> acer_wmi k10tempPid: 15893, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff8114bb02>] ? join_transaction.isra.34+0x30f/0x31a
> [<ffffffff8114d9f7>] ? start_transaction+0x2d8/0x3e8
> [<ffffffff8115383e>] ? cow_file_range+0xa9/0xc5
> [<ffffffff811538f7>] ? run_delalloc_range+0x9d/0x33b
> [<ffffffff8116139b>] ? free_extent_state+0x12/0x21
> [<ffffffff81163fa3>] ? __extent_writepage+0x1a8/0x5d8
> [<ffffffff811635ae>] ? end_extent_writepage+0x5d/0x5d
> [<ffffffff8116451d>] ? extent_write_cache_pages.isra.29.constprop.47+0x14a/0x255
> [<ffffffff81164836>] ? extent_writepages+0x49/0x60
> [<ffffffff81150146>] ? btrfs_update_inode_item+0xde/0xde
> [<ffffffff8108fc58>] ? __filemap_fdatawrite_range+0x4d/0x52
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff814877d2>] ? system_call_fastpath+0x16/0x1b
> ------------[ cut here ]------------
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> Call Trace:
> [<ffffffff8115bc57>] ? btrfs_drop_extent_cache+0x363/0x39f
> [<ffffffff81152db4>] ? __cow_file_range+0x175/0x3c1
> [<ffffffff8115383e>] ? cow_file_range+0xa9/0xc5
> [<ffffffff811538f7>] ? run_delalloc_range+0x9d/0x33b
> [<ffffffff8116451d>] ? extent_write_cache_pages.isra.29.constprop.47+0x14a/0x255
> [<ffffffff81164836>] ? extent_writepages+0x49/0x60
> [<ffffffff8115a192>] ? btrfs_sync_file+0x48/0x203
> [<ffffffff810c85ff>] ? vfs_write+0xaf/0xf8
> [<ffffffff814877d2>] ? system_call_fastpath+0x16/0x1b
> ---[ end trace a3b02a44716bacf5 ]---
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff8115dcff>] ? free_extent_map+0x64/0x76
> [<ffffffff8114bb02>] ? join_transaction.isra.34+0x30f/0x31a
> [<ffffffff8114d9f7>] ? start_transaction+0x2d8/0x3e8
> [<ffffffff8116139b>] ? free_extent_state+0x12/0x21
> [<ffffffff81163fa3>] ? __extent_writepage+0x1a8/0x5d8
> [<ffffffff81164836>] ? extent_writepages+0x49/0x60
> [<ffffffff81150146>] ? btrfs_update_inode_item+0xde/0xde
> [<ffffffff810c85ff>] ? vfs_write+0xaf/0xf8
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff810e7a42>] ? sys_fdatasync+0xb/0xf
> [<ffffffff814877d2>] ? system_call_fastpath+0x16/0x1b
> ---[ end trace a3b02a44716bacf6 ]---
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:77 free_extent_map+0x64/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> Pid: 15893, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> Call Trace:
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff8115dcff>] ? free_extent_map+0x64/0x76
> [<ffffffff8115bc57>] ? btrfs_drop_extent_cache+0x363/0x39f
> [<ffffffff81152db4>] ? __cow_file_range+0x175/0x3c1
> [<ffffffff81486bfa>] ? _raw_read_unlock+0x1e/0x2a
> [<ffffffff8115383e>] ? cow_file_range+0xa9/0xc5
> [<ffffffff8116139b>] ? free_extent_state+0x12/0x21
> [<ffffffff811635ae>] ? end_extent_writepage+0x5d/0x5d
> [<ffffffff81164836>] ? extent_writepages+0x49/0x60
> [<ffffffff8108fc58>] ? __filemap_fdatawrite_range+0x4d/0x52
> [<ffffffff810c85ff>] ? vfs_write+0xaf/0xf8
> [<ffffffff810e7a42>] ? sys_fdatasync+0xb/0xf
> ---[ end trace a3b02a44716bacf7 ]---
> WARNING: at fs/btrfs/extent_map.c:77 free_extent_map+0x64/0x76()
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> Call Trace:
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff81152db4>] ? __cow_file_range+0x175/0x3c1
> [<ffffffff81486bfa>] ? _raw_read_unlock+0x1e/0x2a
> [<ffffffff8114d9f7>] ? start_transaction+0x2d8/0x3e8
> [<ffffffff811538f7>] ? run_delalloc_range+0x9d/0x33b
> [<ffffffff81163fa3>] ? __extent_writepage+0x1a8/0x5d8
> [<ffffffff8116451d>] ? extent_write_cache_pages.isra.29.constprop.47+0x14a/0x255
> [<ffffffff81150146>] ? btrfs_update_inode_item+0xde/0xde
> [<ffffffff8108fc58>] ? __filemap_fdatawrite_range+0x4d/0x52
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff810e7a42>] ? sys_fdatasync+0xb/0xf
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:77 free_extent_map+0x64/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> Pid: 15893, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> Call Trace:
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff8115dcff>] ? free_extent_map+0x64/0x76
> [<ffffffff8115bc57>] ? btrfs_drop_extent_cache+0x363/0x39f
> [<ffffffff81152db4>] ? __cow_file_range+0x175/0x3c1
> [<ffffffff8114bb02>] ? join_transaction.isra.34+0x30f/0x31a
> [<ffffffff8114d9f7>] ? start_transaction+0x2d8/0x3e8
> [<ffffffff8115383e>] ? cow_file_range+0xa9/0xc5
> [<ffffffff811538f7>] ? run_delalloc_range+0x9d/0x33b
> [<ffffffff8116139b>] ? free_extent_state+0x12/0x21
> [<ffffffff811635ae>] ? end_extent_writepage+0x5d/0x5d
> [<ffffffff81150146>] ? btrfs_update_inode_item+0xde/0xde
> [<ffffffff8115a192>] ? btrfs_sync_file+0x48/0x203
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> ---[ end trace a3b02a44716bacf9 ]---
> WARNING: at fs/btrfs/extent_map.c:77 free_extent_map+0x64/0x76()
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff8115dcff>] ? free_extent_map+0x64/0x76
> [<ffffffff81152db4>] ? __cow_file_range+0x175/0x3c1
> [<ffffffff8114bb02>] ? join_transaction.isra.34+0x30f/0x31a
> [<ffffffff811538f7>] ? run_delalloc_range+0x9d/0x33b
> [<ffffffff8116139b>] ? free_extent_state+0x12/0x21
> [<ffffffff8116451d>] ? extent_write_cache_pages.isra.29.constprop.47+0x14a/0x255
> [<ffffffff81164836>] ? extent_writepages+0x49/0x60
> [<ffffffff8115a192>] ? btrfs_sync_file+0x48/0x203
> ---[ end trace a3b02a44716bacfa ]---
> Hardware name: EasyNote TK81
> Pid: 15893, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> [<ffffffff8115dcff>] ? free_extent_map+0x64/0x76
> [<ffffffff8115bc57>] ? btrfs_drop_extent_cache+0x363/0x39f
> [<ffffffff81486bfa>] ? _raw_read_unlock+0x1e/0x2a
> [<ffffffff8114d9f7>] ? start_transaction+0x2d8/0x3e8
> [<ffffffff811538f7>] ? run_delalloc_range+0x9d/0x33b
> [<ffffffff8116139b>] ? free_extent_state+0x12/0x21
> [<ffffffff81163fa3>] ? __extent_writepage+0x1a8/0x5d8
> [<ffffffff811635ae>] ? end_extent_writepage+0x5d/0x5d
> [<ffffffff8116451d>] ? extent_write_cache_pages.isra.29.constprop.47+0x14a/0x255
> [<ffffffff81164836>] ? extent_writepages+0x49/0x60
> [<ffffffff81150146>] ? btrfs_update_inode_item+0xde/0xde
> [<ffffffff8108fc58>] ? __filemap_fdatawrite_range+0x4d/0x52
> [<ffffffff8115a192>] ? btrfs_sync_file+0x48/0x203
> [<ffffffff810c85ff>] ? vfs_write+0xaf/0xf8
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff810e7a42>] ? sys_fdatasync+0xb/0xf
> [<ffffffff814877d2>] ? system_call_fastpath+0x16/0x1b
> ---[ end trace a3b02a44716bacfb ]---
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:77 free_extent_map+0x64/0x76()
> Pid: 15893, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> Call Trace:
> [<ffffffff8115bc57>] ? btrfs_drop_extent_cache+0x363/0x39f
> [<ffffffff81152db4>] ? __cow_file_range+0x175/0x3c1
> [<ffffffff8114bb02>] ? join_transaction.isra.34+0x30f/0x31a
> [<ffffffff8115383e>] ? cow_file_range+0xa9/0xc5
> [<ffffffff8116139b>] ? free_extent_state+0x12/0x21
> [<ffffffff811635ae>] ? end_extent_writepage+0x5d/0x5d
> [<ffffffff81164836>] ? extent_writepages+0x49/0x60
> [<ffffffff8108fc58>] ? __filemap_fdatawrite_range+0x4d/0x52
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff810e7a42>] ? sys_fdatasync+0xb/0xf
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:77 free_extent_map+0x64/0x76()
> Pid: 15893, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> Call Trace:
> [<ffffffff8115bc57>] ? btrfs_drop_extent_cache+0x363/0x39f
> [<ffffffff81152db4>] ? __cow_file_range+0x175/0x3c1
> [<ffffffff8114d9f7>] ? start_transaction+0x2d8/0x3e8
> [<ffffffff811538f7>] ? run_delalloc_range+0x9d/0x33b
> [<ffffffff81163fa3>] ? __extent_writepage+0x1a8/0x5d8
> [<ffffffff8116451d>] ? extent_write_cache_pages.isra.29.constprop.47+0x14a/0x255
> [<ffffffff81150146>] ? btrfs_update_inode_item+0xde/0xde
> [<ffffffff8115a192>] ? btrfs_sync_file+0x48/0x203
> [<ffffffff810c85ff>] ? vfs_write+0xaf/0xf8
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff810e7a42>] ? sys_fdatasync+0xb/0xf
> [<ffffffff814877d2>] ? system_call_fastpath+0x16/0x1b
> ---[ end trace a3b02a44716bacfd ]---
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:77 free_extent_map+0x64/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> Pid: 15893, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> Call Trace:
> [<ffffffff8115dcff>] ? free_extent_map+0x64/0x76
> [<ffffffff8114bb02>] ? join_transaction.isra.34+0x30f/0x31a
> [<ffffffff8115383e>] ? cow_file_range+0xa9/0xc5
> [<ffffffff81163fa3>] ? __extent_writepage+0x1a8/0x5d8
> [<ffffffff811635ae>] ? end_extent_writepage+0x5d/0x5d
> [<ffffffff81150146>] ? btrfs_update_inode_item+0xde/0xde
> [<ffffffff8115a192>] ? btrfs_sync_file+0x48/0x203
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff814877d2>] ? system_call_fastpath+0x16/0x1b
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:76 free_extent_map+0x43/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> Pid: 15893, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> Call Trace:
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff8115dcde>] ? free_extent_map+0x43/0x76
> [<ffffffff81179f6a>] ? btrfs_log_inode+0x5d9/0x72e
> [<ffffffff8114eabc>] ? btrfs_submit_bio_hook+0xae/0x14f
> [<ffffffff8117afc0>] ? btrfs_log_inode_parent+0x1cf/0x2ea
> [<ffffffff8117b110>] ? btrfs_log_dentry_safe+0x35/0x4e
> [<ffffffff8115a2a5>] ? btrfs_sync_file+0x15b/0x203
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff810e7a42>] ? sys_fdatasync+0xb/0xf
> [<ffffffff814877d2>] ? system_call_fastpath+0x16/0x1b
> ---[ end trace a3b02a44716bacff ]---
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:74 free_extent_map+0x21/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> Pid: 15893, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> Call Trace:
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff8115dcbc>] ? free_extent_map+0x21/0x76
> [<ffffffff81179f6a>] ? btrfs_log_inode+0x5d9/0x72e
> [<ffffffff8114eabc>] ? btrfs_submit_bio_hook+0xae/0x14f
> [<ffffffff8117afc0>] ? btrfs_log_inode_parent+0x1cf/0x2ea
> [<ffffffff8117b110>] ? btrfs_log_dentry_safe+0x35/0x4e
> [<ffffffff8115a2a5>] ? btrfs_sync_file+0x15b/0x203
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff810e7a42>] ? sys_fdatasync+0xb/0xf
> [<ffffffff814877d2>] ? system_call_fastpath+0x16/0x1b
> ---[ end trace a3b02a44716bad00 ]---
> INFO: rcu_preempt detected stalls on CPUs/tasks: {} (detected by 1, t=60002 jiffies, g=144241, c=144240, q=6)
> INFO: Stall ended before state dump start
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:76 free_extent_map+0x43/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> Pid: 15893, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> Call Trace:
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff8115dcde>] ? free_extent_map+0x43/0x76
> [<ffffffff81179f6a>] ? btrfs_log_inode+0x5d9/0x72e
> [<ffffffff8114eabc>] ? btrfs_submit_bio_hook+0xae/0x14f
> [<ffffffff8117afc0>] ? btrfs_log_inode_parent+0x1cf/0x2ea
> [<ffffffff8117b110>] ? btrfs_log_dentry_safe+0x35/0x4e
> [<ffffffff8115a2a5>] ? btrfs_sync_file+0x15b/0x203
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff810e7a42>] ? sys_fdatasync+0xb/0xf
> [<ffffffff814877d2>] ? system_call_fastpath+0x16/0x1b
> ---[ end trace a3b02a44716bad01 ]---
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:74 free_extent_map+0x21/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> INFO: rcu_preempt detected stalls on CPUs/tasks: {} (detected by 1, t=240007 jiffies, g=144241, c=144240, q=6)
> INFO: Stall ended before state dump start
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:76 free_extent_map+0x43/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> Pid: 15893, comm: bogofilter Tainted: G W 3.9.0-rc2-00112-g7c6baa3 #294
> Call Trace:
> [<ffffffff8102abc2>] ? warn_slowpath_common+0x76/0x8c
> [<ffffffff8115dcde>] ? free_extent_map+0x43/0x76
> [<ffffffff81179f6a>] ? btrfs_log_inode+0x5d9/0x72e
> [<ffffffff8114eabc>] ? btrfs_submit_bio_hook+0xae/0x14f
> [<ffffffff8117afc0>] ? btrfs_log_inode_parent+0x1cf/0x2ea
> [<ffffffff8117b110>] ? btrfs_log_dentry_safe+0x35/0x4e
> [<ffffffff8115a2a5>] ? btrfs_sync_file+0x15b/0x203
> [<ffffffff810e783b>] ? do_fsync+0x2b/0x50
> [<ffffffff810e7a42>] ? sys_fdatasync+0xb/0xf
> [<ffffffff814877d2>] ? system_call_fastpath+0x16/0x1b
> ---[ end trace a3b02a44716bad03 ]---
> ------------[ cut here ]------------
> WARNING: at fs/btrfs/extent_map.c:74 free_extent_map+0x21/0x76()
> Hardware name: EasyNote TK81
> Modules linked in: netconsole configfs nfsd exportfs auth_rpcgss nfs_acl fuse nfs lockd sunrpc snd_hda_codec_hdmi ath9k sr_mod snd_hda_codec_realtek acpi_cpufreq broadcom tg3 acer_wmi k10temp mperf ath9k_common ath9k_hw ath snd_hda_intel snd_hda_codec snd_hwdep snd_pcm cdrom snd_page_alloc snd_timer snd wmi soundcore i2c_piix4 ohci_hcd
> SysRq : Emergency Sync
> SysRq : Emergency Remount R/O
> SysRq : Resetting
> ACPI MEMORY or I/O RESET_REG.
>
>
> regards,
> Johannes
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