In integration-scrub branch, following warning messages were displayed by
running xfstests.
# btrfs fi sh /dev/sdd4
Label: none uuid: 8f28d85c-e37c-4c1b-adef-2627ca59be78
Total devices 2 FS bytes used 31.49MB
devid 1 size 9.31GB used 9.31GB path /dev/sdd4
devid 2 size 15.01GB used 9.29GB path /dev/sdc1
Btrfs Btrfs v0.19
# mount
...
/dev/sdd4 on /test7 type btrfs (rw,compress=lzo)
#
Thanks,
Tsutomu
===================================================================================
Nov 3 09:55:18 luna kernel: [ 939.732044] device fsid
8f28d85c-e37c-4c1b-adef-2627ca59be78 devid 1 transid 20510 /dev/sdd4
Nov 3 09:55:18 luna kernel: [ 939.732533] btrfs: use lzo compression
Nov 3 09:55:18 luna kernel: [ 939.732536] btrfs: disk space caching is enabled
Nov 3 09:55:18 luna kernel: [ 939.898190] ------------[ cut here ]------------
Nov 3 09:55:18 luna kernel: [ 939.898223] WARNING: at
fs/btrfs/free-space-cache.c:305 io_ctl_map_page+0x29/0x76 [btrfs]()
Nov 3 09:55:18 luna kernel: [ 939.898227] Hardware name: PRIMERGY
Nov 3 09:55:18 luna kernel: [ 939.898229] Modules linked in: btrfs
zlib_deflate crc32c libcrc32c nfsd lockd nfs_acl auth_rpcgss autofs4 sunrpc
8021q garp stp llc cpufreq_ondemand acpi_cpufreq freq_table mperf cachefiles
fscache ipv6 ext3 jbd dm_mirror dm_region_hash dm_log dm_mod kvm uinput ppdev
parport_pc parport sg pcspkr i2c_i801 i2c_core iTCO_wdt iTCO_vendor_support tg3
shpchp pci_hotplug i3000_edac edac_core ext4 mbcache jbd2 crc16 sd_mod
crc_t10dif megaraid_sas sr_mod cdrom floppy pata_acpi ata_generic ata_piix
libata scsi_mod [last unloaded: microcode]
Nov 3 09:55:18 luna kernel: [ 939.898291] Pid: 13337, comm: dd Not tainted
3.1.0integ-sc+ #1
Nov 3 09:55:18 luna kernel: [ 939.898294] Call Trace:
Nov 3 09:55:18 luna kernel: [ 939.898303] [<ffffffff8104b6fe>]
warn_slowpath_common+0x85/0x9d
Nov 3 09:55:18 luna kernel: [ 939.898308] [<ffffffff8104b730>]
warn_slowpath_null+0x1a/0x1c
Nov 3 09:55:18 luna kernel: [ 939.898328] [<ffffffffa0477507>]
io_ctl_map_page+0x29/0x76 [btrfs]
Nov 3 09:55:18 luna kernel: [ 939.898349] [<ffffffffa0477733>]
io_ctl_check_crc+0x62/0xdd [btrfs]
Nov 3 09:55:18 luna kernel: [ 939.898369] [<ffffffffa0476051>] ?
tree_insert_offset+0xa7/0xb2 [btrfs]
Nov 3 09:55:18 luna kernel: [ 939.898389] [<ffffffffa047917f>]
__load_free_space_cache+0x457/0x509 [btrfs]
Nov 3 09:55:18 luna kernel: [ 939.898410] [<ffffffffa04793ca>]
load_free_space_cache+0xca/0x168 [btrfs]
Nov 3 09:55:18 luna kernel: [ 939.898427] [<ffffffffa043cd12>]
cache_block_group+0xa3/0x1f2 [btrfs]
Nov 3 09:55:18 luna kernel: [ 939.898443] [<ffffffffa043ec3d>]
find_free_extent+0x478/0xa58 [btrfs]
Nov 3 09:55:18 luna kernel: [ 939.898448] [<ffffffff81014e61>] ?
sched_clock+0x9/0xd
Nov 3 09:55:18 luna kernel: [ 939.898454] [<ffffffff8106c28d>] ?
sched_clock_local+0x1c/0x82
Nov 3 09:55:18 luna kernel: [ 939.898471] [<ffffffffa043f2d2>]
btrfs_reserve_extent+0xb5/0x1c4 [btrfs]
Nov 3 09:55:18 luna kernel: [ 939.898487] [<ffffffffa043f561>]
btrfs_alloc_free_block+0x180/0x2a7 [btrfs]
Nov 3 09:55:18 luna kernel: [ 939.898493] [<ffffffff813a7e1d>] ?
__wait_on_bit+0x69/0x7b
Nov 3 09:55:18 luna kernel: [ 939.898507] [<ffffffffa0431446>]
__btrfs_cow_block+0x121/0x3f3 [btrfs]
Nov 3 09:55:18 luna kernel: [ 939.898522] [<ffffffffa0431c1b>]
btrfs_cow_block+0x120/0x166 [btrfs]
Nov 3 09:55:18 luna kernel: [ 939.898536] [<ffffffffa04339ee>]
btrfs_search_slot+0x2ea/0x743 [btrfs]
Nov 3 09:55:18 luna kernel: [ 939.898552] [<ffffffffa0437bae>] ?
reserve_metadata_bytes+0xb8/0x599 [btrfs]
Nov 3 09:55:18 luna kernel: [ 939.898557] [<ffffffff810d3b02>] ?
filemap_fdatawait_range+0x120/0x16b
Nov 3 09:55:18 luna kernel: [ 939.898572] [<ffffffffa0434a2d>]
btrfs_insert_empty_items+0x6a/0xbc [btrfs]
Nov 3 09:55:18 luna kernel: [ 939.898577] [<ffffffff8110b3c9>] ?
kmem_cache_alloc+0x31/0xec
Nov 3 09:55:18 luna kernel: [ 939.898598] [<ffffffffa0470a40>]
btrfs_insert_orphan_item+0x5d/0x75 [btrfs]
Nov 3 09:55:18 luna kernel: [ 939.898619] [<ffffffffa0452474>]
btrfs_orphan_add+0x107/0x124 [btrfs]
Nov 3 09:55:18 luna kernel: [ 939.898640] [<ffffffffa0453c6d>]
btrfs_truncate+0x35d/0x51c [btrfs]
Nov 3 09:55:18 luna kernel: [ 939.898661] [<ffffffffa0453eb6>]
btrfs_setsize+0x8a/0x99 [btrfs]
Nov 3 09:55:18 luna kernel: [ 939.898682] [<ffffffffa0453f26>]
btrfs_setattr+0x61/0xa1 [btrfs]
Nov 3 09:55:18 luna kernel: [ 939.898687] [<ffffffff8112efdb>]
notify_change+0x197/0x279
Nov 3 09:55:18 luna kernel: [ 939.898692] [<ffffffff81119646>]
do_truncate+0x6a/0x87
Nov 3 09:55:18 luna kernel: [ 939.898697] [<ffffffff8112527c>]
do_last+0x575/0x57a
Nov 3 09:55:18 luna kernel: [ 939.898702] [<ffffffff8112399e>] ?
path_init+0xd1/0x2bc
Nov 3 09:55:18 luna kernel: [ 939.898706] [<ffffffff81125809>]
path_openat+0xcf/0x313
Nov 3 09:55:18 luna kernel: [ 939.898710] [<ffffffff81125b46>]
do_filp_open+0x3d/0x89
Nov 3 09:55:18 luna kernel: [ 939.898716] [<ffffffff811d105e>] ?
strncpy_from_user+0x48/0x76
Nov 3 09:55:18 luna kernel: [ 939.898721] [<ffffffff8112fc9b>] ?
alloc_fd+0x7b/0x123
Nov 3 09:55:18 luna kernel: [ 939.898725] [<ffffffff8111877f>]
do_sys_open+0x73/0x105
Nov 3 09:55:18 luna kernel: [ 939.898729] [<ffffffff81118844>]
sys_open+0x20/0x22
Nov 3 09:55:18 luna kernel: [ 939.898734] [<ffffffff813afac2>]
system_call_fastpath+0x16/0x1b
Nov 3 09:55:18 luna kernel: [ 939.898738] ---[ end trace d460dfa0e8887bca ]---
Nov 3 09:55:18 luna kernel: [ 939.898758] btrfs: csum mismatch on free space
cache
Nov 3 09:55:18 luna kernel: [ 939.898814] btrfs: failed to load free space
cache for block group 29360128
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On Thu, Nov 03, 2011 at 10:25:23AM +0900, Tsutomu Itoh wrote:> In integration-scrub branch, following warning messages were displayed by > running xfstests. > > # btrfs fi sh /dev/sdd4 > Label: none uuid: 8f28d85c-e37c-4c1b-adef-2627ca59be78 > Total devices 2 FS bytes used 31.49MB > devid 1 size 9.31GB used 9.31GB path /dev/sdd4 > devid 2 size 15.01GB used 9.29GB path /dev/sdc1 > > Btrfs Btrfs v0.19 > # mount > ... > /dev/sdd4 on /test7 type btrfs (rw,compress=lzo) > # > > Thanks, > Tsutomu > > ===================================================================================> > Nov 3 09:55:18 luna kernel: [ 939.732044] device fsid 8f28d85c-e37c-4c1b-adef-2627ca59be78 devid 1 transid 20510 /dev/sdd4 > Nov 3 09:55:18 luna kernel: [ 939.732533] btrfs: use lzo compression > Nov 3 09:55:18 luna kernel: [ 939.732536] btrfs: disk space caching is enabled > Nov 3 09:55:18 luna kernel: [ 939.898190] ------------[ cut here ]------------ > Nov 3 09:55:18 luna kernel: [ 939.898223] WARNING: at fs/btrfs/free-space-cache.c:305 io_ctl_map_page+0x29/0x76 [btrfs]() > Nov 3 09:55:18 luna kernel: [ 939.898227] Hardware name: PRIMERGY > Nov 3 09:55:18 luna kernel: [ 939.898229] Modules linked in: btrfs zlib_deflate crc32c libcrc32c nfsd lockd nfs_acl auth_rpcgss autofs4 sunrpc 8021q garp stp llc cpufreq_ondemand acpi_cpufreq freq_table mperf cachefiles fscache ipv6 ext3 jbd dm_mirror dm_region_hash dm_log dm_mod kvm uinput ppdev parport_pc parport sg pcspkr i2c_i801 i2c_core iTCO_wdt iTCO_vendor_support tg3 shpchp pci_hotplug i3000_edac edac_core ext4 mbcache jbd2 crc16 sd_mod crc_t10dif megaraid_sas sr_mod cdrom floppy pata_acpi ata_generic ata_piix libata scsi_mod [last unloaded: microcode] > Nov 3 09:55:18 luna kernel: [ 939.898291] Pid: 13337, comm: dd Not tainted 3.1.0integ-sc+ #1 > Nov 3 09:55:18 luna kernel: [ 939.898294] Call Trace: > Nov 3 09:55:18 luna kernel: [ 939.898303] [<ffffffff8104b6fe>] warn_slowpath_common+0x85/0x9d > Nov 3 09:55:18 luna kernel: [ 939.898308] [<ffffffff8104b730>] warn_slowpath_null+0x1a/0x1c > Nov 3 09:55:18 luna kernel: [ 939.898328] [<ffffffffa0477507>] io_ctl_map_page+0x29/0x76 [btrfs] > Nov 3 09:55:18 luna kernel: [ 939.898349] [<ffffffffa0477733>] io_ctl_check_crc+0x62/0xdd [btrfs]Looks like io_ctl_read_bitmap will call io_ctl_check_crc with a mapped page mapped. Any chance you''re able to reproduce this? -chris -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
(2011/11/03 20:19), Chris Mason wrote:> On Thu, Nov 03, 2011 at 10:25:23AM +0900, Tsutomu Itoh wrote: >> In integration-scrub branch, following warning messages were displayed by >> running xfstests. >> >> # btrfs fi sh /dev/sdd4 >> Label: none uuid: 8f28d85c-e37c-4c1b-adef-2627ca59be78 >> Total devices 2 FS bytes used 31.49MB >> devid 1 size 9.31GB used 9.31GB path /dev/sdd4 >> devid 2 size 15.01GB used 9.29GB path /dev/sdc1 >> >> Btrfs Btrfs v0.19 >> # mount >> ... >> /dev/sdd4 on /test7 type btrfs (rw,compress=lzo) >> # >> >> Thanks, >> Tsutomu >> >> ===================================================================================>> >> Nov 3 09:55:18 luna kernel: [ 939.732044] device fsid 8f28d85c-e37c-4c1b-adef-2627ca59be78 devid 1 transid 20510 /dev/sdd4 >> Nov 3 09:55:18 luna kernel: [ 939.732533] btrfs: use lzo compression >> Nov 3 09:55:18 luna kernel: [ 939.732536] btrfs: disk space caching is enabled >> Nov 3 09:55:18 luna kernel: [ 939.898190] ------------[ cut here ]------------ >> Nov 3 09:55:18 luna kernel: [ 939.898223] WARNING: at fs/btrfs/free-space-cache.c:305 io_ctl_map_page+0x29/0x76 [btrfs]() >> Nov 3 09:55:18 luna kernel: [ 939.898227] Hardware name: PRIMERGY >> Nov 3 09:55:18 luna kernel: [ 939.898229] Modules linked in: btrfs zlib_deflate crc32c libcrc32c nfsd lockd nfs_acl auth_rpcgss autofs4 sunrpc 8021q garp stp llc cpufreq_ondemand acpi_cpufreq freq_table mperf cachefiles fscache ipv6 ext3 jbd dm_mirror dm_region_hash dm_log dm_mod kvm uinput ppdev parport_pc parport sg pcspkr i2c_i801 i2c_core iTCO_wdt iTCO_vendor_support tg3 shpchp pci_hotplug i3000_edac edac_core ext4 mbcache jbd2 crc16 sd_mod crc_t10dif megaraid_sas sr_mod cdrom floppy pata_acpi ata_generic ata_piix libata scsi_mod [last unloaded: microcode] >> Nov 3 09:55:18 luna kernel: [ 939.898291] Pid: 13337, comm: dd Not tainted 3.1.0integ-sc+ #1 >> Nov 3 09:55:18 luna kernel: [ 939.898294] Call Trace: >> Nov 3 09:55:18 luna kernel: [ 939.898303] [<ffffffff8104b6fe>] warn_slowpath_common+0x85/0x9d >> Nov 3 09:55:18 luna kernel: [ 939.898308] [<ffffffff8104b730>] warn_slowpath_null+0x1a/0x1c >> Nov 3 09:55:18 luna kernel: [ 939.898328] [<ffffffffa0477507>] io_ctl_map_page+0x29/0x76 [btrfs] >> Nov 3 09:55:18 luna kernel: [ 939.898349] [<ffffffffa0477733>] io_ctl_check_crc+0x62/0xdd [btrfs] > > Looks like io_ctl_read_bitmap will call io_ctl_check_crc with a mapped > page mapped. Any chance you''re able to reproduce this?Yes. However, because the panic that David reported occurs, I cannot reproduce this problem though I executed xfstests again. Thanks, Tsutomu -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Hi, Chris, (2011/11/04 8:43), Tsutomu Itoh wrote:> (2011/11/03 20:19), Chris Mason wrote: >> On Thu, Nov 03, 2011 at 10:25:23AM +0900, Tsutomu Itoh wrote: >>> In integration-scrub branch, following warning messages were displayed by >>> running xfstests. >>> >>> # btrfs fi sh /dev/sdd4 >>> Label: none uuid: 8f28d85c-e37c-4c1b-adef-2627ca59be78 >>> Total devices 2 FS bytes used 31.49MB >>> devid 1 size 9.31GB used 9.31GB path /dev/sdd4 >>> devid 2 size 15.01GB used 9.29GB path /dev/sdc1 >>> >>> Btrfs Btrfs v0.19 >>> # mount >>> ... >>> /dev/sdd4 on /test7 type btrfs (rw,compress=lzo) >>> # >>> >>> Thanks, >>> Tsutomu >>> >>> ===================================================================================>>> >>> Nov 3 09:55:18 luna kernel: [ 939.732044] device fsid 8f28d85c-e37c-4c1b-adef-2627ca59be78 devid 1 transid 20510 /dev/sdd4 >>> Nov 3 09:55:18 luna kernel: [ 939.732533] btrfs: use lzo compression >>> Nov 3 09:55:18 luna kernel: [ 939.732536] btrfs: disk space caching is enabled >>> Nov 3 09:55:18 luna kernel: [ 939.898190] ------------[ cut here ]------------ >>> Nov 3 09:55:18 luna kernel: [ 939.898223] WARNING: at fs/btrfs/free-space-cache.c:305 io_ctl_map_page+0x29/0x76 [btrfs]() >>> Nov 3 09:55:18 luna kernel: [ 939.898227] Hardware name: PRIMERGY >>> Nov 3 09:55:18 luna kernel: [ 939.898229] Modules linked in: btrfs zlib_deflate crc32c libcrc32c nfsd lockd nfs_acl auth_rpcgss autofs4 sunrpc 8021q garp stp llc cpufreq_ondemand acpi_cpufreq freq_table mperf cachefiles fscache ipv6 ext3 jbd dm_mirror dm_region_hash dm_log dm_mod kvm uinput ppdev parport_pc parport sg pcspkr i2c_i801 i2c_core iTCO_wdt iTCO_vendor_support tg3 shpchp pci_hotplug i3000_edac edac_core ext4 mbcache jbd2 crc16 sd_mod crc_t10dif megaraid_sas sr_mod cdrom floppy pata_acpi ata_generic ata_piix libata scsi_mod [last unloaded: microcode] >>> Nov 3 09:55:18 luna kernel: [ 939.898291] Pid: 13337, comm: dd Not tainted 3.1.0integ-sc+ #1 >>> Nov 3 09:55:18 luna kernel: [ 939.898294] Call Trace: >>> Nov 3 09:55:18 luna kernel: [ 939.898303] [<ffffffff8104b6fe>] warn_slowpath_common+0x85/0x9d >>> Nov 3 09:55:18 luna kernel: [ 939.898308] [<ffffffff8104b730>] warn_slowpath_null+0x1a/0x1c >>> Nov 3 09:55:18 luna kernel: [ 939.898328] [<ffffffffa0477507>] io_ctl_map_page+0x29/0x76 [btrfs] >>> Nov 3 09:55:18 luna kernel: [ 939.898349] [<ffffffffa0477733>] io_ctl_check_crc+0x62/0xdd [btrfs] >> >> Looks like io_ctl_read_bitmap will call io_ctl_check_crc with a mapped >> page mapped. Any chance you''re able to reproduce this? > > Yes. > However, because the panic that David reported occurs, I cannot reproduce > this problem though I executed xfstests again.In for-linus branch, I was able to reproduce this problem. The message log is attached to this mail. Thanks, Tsutomu
On Mon, Nov 07, 2011 at 05:06:32PM +0900, Tsutomu Itoh wrote:> Hi, Chris, > > (2011/11/04 8:43), Tsutomu Itoh wrote: > > (2011/11/03 20:19), Chris Mason wrote: > >> On Thu, Nov 03, 2011 at 10:25:23AM +0900, Tsutomu Itoh wrote: > >>> In integration-scrub branch, following warning messages were displayed by > >>> running xfstests. > >>> > >>> # btrfs fi sh /dev/sdd4 > >>> Label: none uuid: 8f28d85c-e37c-4c1b-adef-2627ca59be78 > >>> Total devices 2 FS bytes used 31.49MB > >>> devid 1 size 9.31GB used 9.31GB path /dev/sdd4 > >>> devid 2 size 15.01GB used 9.29GB path /dev/sdc1 > >>> > >>> Btrfs Btrfs v0.19 > >>> # mount > >>> ... > >>> /dev/sdd4 on /test7 type btrfs (rw,compress=lzo) > >>> # > >>> > >>> Thanks, > >>> Tsutomu > >>> > >>> ===================================================================================> >>> > >>> Nov 3 09:55:18 luna kernel: [ 939.732044] device fsid 8f28d85c-e37c-4c1b-adef-2627ca59be78 devid 1 transid 20510 /dev/sdd4 > >>> Nov 3 09:55:18 luna kernel: [ 939.732533] btrfs: use lzo compression > >>> Nov 3 09:55:18 luna kernel: [ 939.732536] btrfs: disk space caching is enabled > >>> Nov 3 09:55:18 luna kernel: [ 939.898190] ------------[ cut here ]------------ > >>> Nov 3 09:55:18 luna kernel: [ 939.898223] WARNING: at fs/btrfs/free-space-cache.c:305 io_ctl_map_page+0x29/0x76 [btrfs]() > >>> Nov 3 09:55:18 luna kernel: [ 939.898227] Hardware name: PRIMERGY > >>> Nov 3 09:55:18 luna kernel: [ 939.898229] Modules linked in: btrfs zlib_deflate crc32c libcrc32c nfsd lockd nfs_acl auth_rpcgss autofs4 sunrpc 8021q garp stp llc cpufreq_ondemand acpi_cpufreq freq_table mperf cachefiles fscache ipv6 ext3 jbd dm_mirror dm_region_hash dm_log dm_mod kvm uinput ppdev parport_pc parport sg pcspkr i2c_i801 i2c_core iTCO_wdt iTCO_vendor_support tg3 shpchp pci_hotplug i3000_edac edac_core ext4 mbcache jbd2 crc16 sd_mod crc_t10dif megaraid_sas sr_mod cdrom floppy pata_acpi ata_generic ata_piix libata scsi_mod [last unloaded: microcode] > >>> Nov 3 09:55:18 luna kernel: [ 939.898291] Pid: 13337, comm: dd Not tainted 3.1.0integ-sc+ #1 > >>> Nov 3 09:55:18 luna kernel: [ 939.898294] Call Trace: > >>> Nov 3 09:55:18 luna kernel: [ 939.898303] [<ffffffff8104b6fe>] warn_slowpath_common+0x85/0x9d > >>> Nov 3 09:55:18 luna kernel: [ 939.898308] [<ffffffff8104b730>] warn_slowpath_null+0x1a/0x1c > >>> Nov 3 09:55:18 luna kernel: [ 939.898328] [<ffffffffa0477507>] io_ctl_map_page+0x29/0x76 [btrfs] > >>> Nov 3 09:55:18 luna kernel: [ 939.898349] [<ffffffffa0477733>] io_ctl_check_crc+0x62/0xdd [btrfs] > >> > >> Looks like io_ctl_read_bitmap will call io_ctl_check_crc with a mapped > >> page mapped. Any chance you''re able to reproduce this? > > > > Yes. > > However, because the panic that David reported occurs, I cannot reproduce > > this problem though I executed xfstests again. > > In for-linus branch, I was able to reproduce this problem. > The message log is attached to this mail.Great, the traces clearly show io_ctl_read_bitmap is leaving a page mapped and that io_ctl_check_crc is trying to map it again. Josef, looks like io_ctl_read_bitmap needs to always unmap? [ trace below ] -chris> > Thanks, > Tsutomu> Nov 7 15:16:28 luna kernel: [ 3010.347454] device fsid 9880be7d-1b7f-4233-b14d-c6bc37d3d26c devid 1 transid 7775 /dev/sdd4 > Nov 7 15:16:28 luna kernel: [ 3010.347954] btrfs: disk space caching is enabled > Nov 7 15:16:28 luna kernel: [ 3010.398732] ------------[ cut here ]------------ > Nov 7 15:16:28 luna kernel: [ 3010.398768] WARNING: at fs/btrfs/free-space-cache.c:305 io_ctl_map_page+0x29/0x76 [btrfs]() > Nov 7 15:16:28 luna kernel: [ 3010.398772] Hardware name: PRIMERGY > Nov 7 15:16:28 luna kernel: [ 3010.398774] Modules linked in: nfsd lockd nfs_acl auth_rpcgss autofs4 sunrpc 8021q garp stp llc cpufreq_ondemand acpi_cpufreq freq_table mperf cachefiles fscache ipv6 btrfs zlib_deflate crc32c libcrc32c ext3 jbd dm_mirror dm_region_hash dm_log dm_mod kvm uinput ppdev parport_pc parport sg pcspkr i2c_i801 i2c_core iTCO_wdt iTCO_vendor_support tg3 shpchp pci_hotplug i3000_edac edac_core ext4 mbcache jbd2 crc16 sd_mod crc_t10dif megaraid_sas sr_mod cdrom floppy pata_acpi ata_generic ata_piix libata scsi_mod [last unloaded: microcode] > Nov 7 15:16:28 luna kernel: [ 3010.398834] Pid: 11742, comm: mkdir Not tainted 3.1.0mod+ #1 > Nov 7 15:16:28 luna kernel: [ 3010.398837] Call Trace: > Nov 7 15:16:28 luna kernel: [ 3010.398846] [<ffffffff8104b6fe>] warn_slowpath_common+0x85/0x9d > Nov 7 15:16:28 luna kernel: [ 3010.398851] [<ffffffff8104b730>] warn_slowpath_null+0x1a/0x1c > Nov 7 15:16:28 luna kernel: [ 3010.398872] [<ffffffffa03035b0>] io_ctl_map_page+0x29/0x76 [btrfs] > Nov 7 15:16:28 luna kernel: [ 3010.398893] [<ffffffffa0303790>] io_ctl_check_crc+0x62/0xd0 [btrfs] > Nov 7 15:16:28 luna kernel: [ 3010.398899] [<ffffffff811cb564>] ? rb_insert_color+0x68/0xe5 > Nov 7 15:16:28 luna kernel: [ 3010.398919] [<ffffffffa0303832>] io_ctl_read_bitmap+0x34/0x61 [btrfs] > Nov 7 15:16:28 luna kernel: [ 3010.398941] [<ffffffffa0303202>] ? link_free_space+0x3f/0x54 [btrfs] > Nov 7 15:16:28 luna kernel: [ 3010.398961] [<ffffffffa030528c>] __load_free_space_cache+0x2f1/0x35a [btrfs] > Nov 7 15:16:28 luna kernel: [ 3010.398967] [<ffffffff8112d21d>] ? igrab+0x1d/0x44 > Nov 7 15:16:28 luna kernel: [ 3010.398988] [<ffffffffa030548e>] load_free_space_cache+0xca/0x168 [btrfs] > Nov 7 15:16:28 luna kernel: [ 3010.399004] [<ffffffffa02c7507>] cache_block_group+0xa3/0x1f2 [btrfs] > Nov 7 15:16:28 luna kernel: [ 3010.399034] [<ffffffffa02cabf4>] find_free_extent+0x478/0xa48 [btrfs] > Nov 7 15:16:28 luna kernel: [ 3010.399041] [<ffffffff81014ea2>] ? read_tsc+0x9/0x1b > Nov 7 15:16:28 luna kernel: [ 3010.399049] [<ffffffff810d35bc>] ? __lock_page+0x6d/0x6d > Nov 7 15:16:28 luna kernel: [ 3010.399068] [<ffffffffa02cb279>] btrfs_reserve_extent+0xb5/0x1c4 [btrfs] > Nov 7 15:16:28 luna kernel: [ 3010.399076] [<ffffffff810675a2>] ? autoremove_wake_function+0x3d/0x3d > Nov 7 15:16:28 luna kernel: [ 3010.399095] [<ffffffffa02cb508>] btrfs_alloc_free_block+0x180/0x2a8 [btrfs] > Nov 7 15:16:28 luna kernel: [ 3010.399111] [<ffffffffa02bd3b2>] __btrfs_cow_block+0x11d/0x3ba [btrfs] > Nov 7 15:16:28 luna kernel: [ 3010.399136] [<ffffffffa02ec297>] ? map_private_extent_buffer+0xa8/0xe8 [btrfs] > Nov 7 15:16:28 luna kernel: [ 3010.399153] [<ffffffffa02bdb36>] btrfs_cow_block+0x108/0x152 [btrfs] > Nov 7 15:16:28 luna kernel: [ 3010.399170] [<ffffffffa02bf855>] btrfs_search_slot+0x24e/0x6a9 [btrfs] > Nov 7 15:16:28 luna kernel: [ 3010.399187] [<ffffffffa02bceb4>] ? btrfs_free_path+0x2a/0x2f [btrfs] > Nov 7 15:16:28 luna kernel: [ 3010.399204] [<ffffffffa02c088d>] btrfs_insert_empty_items+0x6a/0xbc [btrfs] > Nov 7 15:16:28 luna kernel: [ 3010.399228] [<ffffffffa02da665>] btrfs_new_inode+0x160/0x36d [btrfs] > Nov 7 15:16:28 luna kernel: [ 3010.399250] [<ffffffffa02d6f00>] ? start_transaction+0x200/0x24d [btrfs] > Nov 7 15:16:28 luna kernel: [ 3010.399273] [<ffffffffa02ddf30>] btrfs_mkdir+0xbd/0x1ab [btrfs] > Nov 7 15:16:28 luna kernel: [ 3010.399281] [<ffffffff81123f61>] vfs_mkdir+0x5f/0x9b > Nov 7 15:16:28 luna kernel: [ 3010.399287] [<ffffffff811262c6>] sys_mkdirat+0x6b/0xaa > Nov 7 15:16:28 luna kernel: [ 3010.399294] [<ffffffff8112631d>] sys_mkdir+0x18/0x1a > Nov 7 15:16:28 luna kernel: [ 3010.399301] [<ffffffff813af4c2>] system_call_fastpath+0x16/0x1b > Nov 7 15:16:28 luna kernel: [ 3010.399306] ---[ end trace 3f7da847bea10c5d ]--- > Nov 7 15:16:28 luna kernel: [ 3010.399327] btrfs: csum mismatch on free space cache > Nov 7 15:16:28 luna kernel: [ 3010.399585] btrfs: failed to load free space cache for block group 29360128-- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Thu, Nov 03, 2011 at 10:25:23AM +0900, Tsutomu Itoh wrote:> In integration-scrub branch, following warning messages were displayed by > running xfstests. > > # btrfs fi sh /dev/sdd4 > Label: none uuid: 8f28d85c-e37c-4c1b-adef-2627ca59be78 > Total devices 2 FS bytes used 31.49MB > devid 1 size 9.31GB used 9.31GB path /dev/sdd4 > devid 2 size 15.01GB used 9.29GB path /dev/sdc1 > > Btrfs Btrfs v0.19 > # mount > ... > /dev/sdd4 on /test7 type btrfs (rw,compress=lzo) > # >Can you try this patch I just posted? [PATCH] Btrfs: only map pages if we know we need them when reading the space cache Thanks, Josef -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Hi, Josef, (2011/11/10 0:17), Josef Bacik wrote:> On Thu, Nov 03, 2011 at 10:25:23AM +0900, Tsutomu Itoh wrote: >> In integration-scrub branch, following warning messages were displayed by >> running xfstests. >> >> # btrfs fi sh /dev/sdd4 >> Label: none uuid: 8f28d85c-e37c-4c1b-adef-2627ca59be78 >> Total devices 2 FS bytes used 31.49MB >> devid 1 size 9.31GB used 9.31GB path /dev/sdd4 >> devid 2 size 15.01GB used 9.29GB path /dev/sdc1 >> >> Btrfs Btrfs v0.19 >> # mount >> ... >> /dev/sdd4 on /test7 type btrfs (rw,compress=lzo) >> # >> > > Can you try this patch I just posted?OK, I''ll try this. Thanks, Tsutomu> > [PATCH] Btrfs: only map pages if we know we need them when reading the space > cache > > Thanks, > > Josef >-- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
(2011/11/10 0:17), Josef Bacik wrote:> On Thu, Nov 03, 2011 at 10:25:23AM +0900, Tsutomu Itoh wrote: >> In integration-scrub branch, following warning messages were displayed by >> running xfstests. >> >> # btrfs fi sh /dev/sdd4 >> Label: none uuid: 8f28d85c-e37c-4c1b-adef-2627ca59be78 >> Total devices 2 FS bytes used 31.49MB >> devid 1 size 9.31GB used 9.31GB path /dev/sdd4 >> devid 2 size 15.01GB used 9.29GB path /dev/sdc1 >> >> Btrfs Btrfs v0.19 >> # mount >> ... >> /dev/sdd4 on /test7 type btrfs (rw,compress=lzo) >> # >> > > Can you try this patch I just posted? > > [PATCH] Btrfs: only map pages if we know we need them when reading the space > cacheI applied your patch and running xfstests for about four hours, this warning message was not displayed. Thank you for your work. - Tsutomu -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html