I''ve got this weird WARNING in my system log on a freshly created FS, I''m using ACL with Samba, this is the only difference I could tell from any other FSes. It is also using Debian''s Wheezy kernel which is quite old. Should I just ignore this or update BTRFS module? /dev/mapper/vgCASRV0104-data /mnt/btrfs btrfs rw,relatime,compress=lzo,space_cache,inode_cache 0 0 /dev/mapper/vgCASRV0104-data /home btrfs rw,relatime,compress=lzo,space_cache,inode_cache 0 0 [273653.364840] ------------[ cut here ]------------ [273653.364851] WARNING: at /build/buildd-linux_3.2.23-1-amd64-zj7gxu/linux-3.2.23/fs/btrfs/disk-io.c:413 __btree_submit_bio_start+0x75/0x1bc [btrfs]() [273653.364856] Hardware name: PowerEdge R310 [273653.364858] Modules linked in: 8021q garp stp nfsd nfs nfs_acl auth_rpcgss fscache lockd sunrpc loop snd_pcm snd_page_alloc snd_timer snd soundcore coretemp crc32c_intel i7core_edac evdev pcspkr iTCO_wdt dcdbas edac_core iTCO_vendor_support acpi_power_meter button processor thermal_sys ext4 crc16 jbd2 mbcache btrfs crc32c libcrc32c zlib_deflate dm_mod raid456 async_raid6_recov async_memcpy async_pq async_xor xor async_tx raid6_pq raid1 md_mod sd_mod crc_t10dif sg sr_mod cdrom ahci libahci libata ehci_hcd bnx2 igb dca usbcore usb_common mpt2sas raid_class scsi_transport_sas scsi_mod [last unloaded: scsi_wait_scan] [273653.364932] Pid: 6240, comm: btrfs-worker-1 Tainted: G W 3.2.0-3-amd64 #1 [273653.364935] Call Trace: [273653.364938] [<ffffffff81046901>] ? warn_slowpath_common+0x78/0x8c [273653.364951] [<ffffffffa01d482e>] ? __btree_submit_bio_start+0x75/0x1bc [btrfs] [273653.364964] [<ffffffffa01f8af5>] ? worker_loop+0x16a/0x455 [btrfs] [273653.364977] [<ffffffffa01f898b>] ? btrfs_queue_worker+0x272/0x272 [btrfs] [273653.364982] [<ffffffff8105efad>] ? kthread+0x76/0x7e [273653.364986] [<ffffffff81351df4>] ? kernel_thread_helper+0x4/0x10 [273653.364990] [<ffffffff8105ef37>] ? kthread_worker_fn+0x139/0x139 [273653.364995] [<ffffffff81351df0>] ? gs_change+0x13/0x13 [273653.364998] ---[ end trace 2ee6183847b927f1 ]--- [273653.365000] ------------[ cut here ]------------ [273653.365011] WARNING: at /build/buildd-linux_3.2.23-1-amd64-zj7gxu/linux-3.2.23/fs/btrfs/disk-io.c:413 __btree_submit_bio_start+0x75/0x1bc [btrfs]() [273653.365015] Hardware name: PowerEdge R310 [273653.365017] Modules linked in: 8021q garp stp nfsd nfs nfs_acl auth_rpcgss fscache lockd sunrpc loop snd_pcm snd_page_alloc snd_timer snd soundcore coretemp crc32c_intel i7core_edac evdev pcspkr iTCO_wdt dcdbas edac_core iTCO_vendor_support acpi_power_meter button processor thermal_sys ext4 crc16 jbd2 mbcache btrfs crc32c libcrc32c zlib_deflate dm_mod raid456 async_raid6_recov async_memcpy async_pq async_xor xor async_tx raid6_pq raid1 md_mod sd_mod crc_t10dif sg sr_mod cdrom ahci libahci libata ehci_hcd bnx2 igb dca usbcore usb_common mpt2sas raid_class scsi_transport_sas scsi_mod [last unloaded: scsi_wait_scan] [273653.365091] Pid: 6240, comm: btrfs-worker-1 Tainted: G W 3.2.0-3-amd64 #1 [273653.365093] Call Trace: [273653.365097] [<ffffffff81046901>] ? warn_slowpath_common+0x78/0x8c [273653.365109] [<ffffffffa01d482e>] ? __btree_submit_bio_start+0x75/0x1bc [btrfs] [273653.365123] [<ffffffffa01f8af5>] ? worker_loop+0x16a/0x455 [btrfs] [273653.365136] [<ffffffffa01f898b>] ? btrfs_queue_worker+0x272/0x272 [btrfs] [273653.365140] [<ffffffff8105efad>] ? kthread+0x76/0x7e [273653.365145] [<ffffffff81351df4>] ? kernel_thread_helper+0x4/0x10 [273653.365149] [<ffffffff8105ef37>] ? kthread_worker_fn+0x139/0x139 [273653.365154] [<ffffffff81351df0>] ? gs_change+0x13/0x13 [273653.365156] ---[ end trace 2ee6183847b927f2 ]--- [275684.960660] leaf 6045696 total ptrs 80 free space 10210 [275684.960663] item 0 key (0 c0 4194304) itemoff 16259 itemsize 24 [275684.960665] block group used 16384 [275684.960667] item 1 key (147456 a8 16384) itemoff 16208 itemsize 51 [275684.960670] extent refs 1 gen 13 flags 2 [275684.960671] tree block key (1 d8 1) level 0 [275684.960673] tree block backref root 3 [275684.960675] item 2 key (4194304 a8 16384) itemoff 16157 itemsize 51 [275684.960677] extent refs 1 gen 4 flags 2 [275684.960679] tree block key (256 1 0) level 0 [275684.960680] tree block backref root 18446744073709551607 [275684.960682] item 3 key (4194304 c0 8388608) itemoff 16133 itemsize 24 [275684.960684] block group used 163840 [275684.960686] item 4 key (4325376 a8 16384) itemoff 16082 itemsize 51 [275684.960688] extent refs 1 gen 13 flags 2 [275684.960690] tree block key (1 cc 0) level 0 [275684.960691] tree block backref root 4 [275684.960693] item 5 key (4866048 a8 16384) itemoff 16031 itemsize 51 [275684.960695] extent refs 1 gen 21 flags 2 [275684.960697] tree block key (256 1 0) level 0 [275684.960698] tree block backref root 5 [275684.960700] item 6 key (5832704 a8 16384) itemoff 15980 itemsize 51 [275684.960702] extent refs 1 gen 34 flags 2 [275684.960704] tree block key (256 1 0) level 0 [275684.960705] tree block backref root 259 [275684.960707] item 7 key (5865472 a8 16384) itemoff 15929 itemsize 51 [275684.960709] extent refs 1 gen 34 flags 2 [275684.960711] tree block key (18446744073709551606 80 305016832) level 0 [275684.960713] tree block backref root 7 [275684.960715] item 8 key (6029312 a8 16384) itemoff 15878 itemsize 51 [275684.960717] extent refs 1 gen 36 flags 2 [275684.960719] tree block key (256 1 0) level 0 [275684.960720] tree block backref root 257 [275684.960722] item 9 key (6045696 a8 16384) itemoff 15827 itemsize 51 [275684.960724] extent refs 1 gen 36 flags 2 [275684.960726] tree block key (0 c0 4194304) level 0 [275684.960727] tree block backref root 2 [275684.960729] item 10 key (6062080 a8 16384) itemoff 15776 itemsize 51 [275684.960731] extent refs 1 gen 36 flags 2 [275684.960733] tree block key (18446744073709551606 80 289406976) level 1 [275684.960735] tree block backref root 7 [275684.960737] item 11 key (6078464 a8 16384) itemoff 15725 itemsize 51 [275684.960738] extent refs 1 gen 36 flags 2 [275684.960740] tree block key (18446744073709551606 80 289406976) level 0 [275684.960742] tree block backref root 7 [275684.960744] item 12 key (6094848 a8 16384) itemoff 15674 itemsize 51 [275684.960746] extent refs 1 gen 36 flags 2 [275684.960747] tree block key (2 84 0) level 0 [275684.960749] tree block backref root 1 [275684.960751] item 13 key (12582912 c0 8388608) itemoff 15650 itemsize 24 [275684.960752] block group used 0 [275684.960754] item 14 key (20971520 c0 268435456) itemoff 15626 itemsize 24 [275684.960756] block group used 0 [275684.960758] item 15 key (289406976 a8 36864) itemoff 15573 itemsize 53 [275684.960760] extent refs 1 gen 34 flags 1 [275684.960762] extent data backref root 257 objectid 18446744073709551604 offset 0 count 1 [275684.960764] item 16 key (289406976 c0 1073741824) itemoff 15549 itemsize 24 [275684.960766] block group used 29474816 [275684.960768] item 17 key (289443840 a8 36864) itemoff 15496 itemsize 53 [275684.960770] extent refs 1 gen 31 flags 1 [275684.960772] extent data backref root 259 objectid 18446744073709551604 offset 0 count 1 [275684.960774] item 18 key (289509376 a8 122880) itemoff 15443 itemsize 53 [275684.960776] extent refs 1 gen 26 flags 1 [275684.960778] extent data backref root 259 objectid 257 offset 0 count 1 [275684.960780] item 19 key (289632256 a8 126976) itemoff 15390 itemsize 53 [275684.960782] extent refs 1 gen 26 flags 1 [275684.960784] extent data backref root 259 objectid 257 offset 131072 count 1 [275684.960786] item 20 key (289759232 a8 126976) itemoff 15337 itemsize 53 [275684.960788] extent refs 1 gen 26 flags 1 [275684.960790] extent data backref root 259 objectid 257 offset 262144 count 1 [275684.960793] item 21 key (289886208 a8 131072) itemoff 15284 itemsize 53 [275684.960794] extent refs 1 gen 26 flags 1 [275684.960796] extent data backref root 259 objectid 257 offset 393216 count 1 [275684.960799] item 22 key (290017280 a8 524288) itemoff 15231 itemsize 53 [275684.960800] extent refs 1 gen 26 flags 1 [275684.960802] extent data backref root 259 objectid 257 offset 524288 count 1 [275684.960805] item 23 key (290541568 a8 524288) itemoff 15178 itemsize 53 [275684.960806] extent refs 1 gen 26 flags 1 [275684.960808] extent data backref root 259 objectid 257 offset 1048576 count 1 [275684.960811] item 24 key (291065856 a8 524288) itemoff 15125 itemsize 53 [275684.960813] extent refs 1 gen 26 flags 1 [275684.960814] extent data backref root 259 objectid 257 offset 1572864 count 1 [275684.960817] item 25 key (291590144 a8 524288) itemoff 15072 itemsize 53 [275684.960819] extent refs 1 gen 26 flags 1 [275684.960820] extent data backref root 259 objectid 257 offset 2097152 count 1 [275684.960823] item 26 key (292114432 a8 524288) itemoff 15019 itemsize 53 [275684.960825] extent refs 1 gen 26 flags 1 [275684.960826] extent data backref root 259 objectid 257 offset 2621440 count 1 [275684.960829] item 27 key (292638720 a8 524288) itemoff 14966 itemsize 53 [275684.960831] extent refs 1 gen 26 flags 1 [275684.960832] extent data backref root 259 objectid 257 offset 3145728 count 1 [275684.960835] item 28 key (293163008 a8 524288) itemoff 14913 itemsize 53 [275684.960837] extent refs 1 gen 26 flags 1 [275684.960839] extent data backref root 259 objectid 257 offset 3670016 count 1 [275684.960841] item 29 key (293687296 a8 524288) itemoff 14860 itemsize 53 [275684.960843] extent refs 1 gen 26 flags 1 [275684.960845] extent data backref root 259 objectid 257 offset 4194304 count 1 [275684.960847] item 30 key (294211584 a8 524288) itemoff 14807 itemsize 53 [275684.960849] extent refs 1 gen 26 flags 1 [275684.960851] extent data backref root 259 objectid 257 offset 4718592 count 1 [275684.960853] item 31 key (294735872 a8 524288) itemoff 14754 itemsize 53 [275684.960855] extent refs 1 gen 26 flags 1 [275684.960857] extent data backref root 259 objectid 257 offset 5242880 count 1 [275684.960859] item 32 key (295260160 a8 524288) itemoff 14701 itemsize 53 [275684.960861] extent refs 1 gen 26 flags 1 [275684.960863] extent data backref root 259 objectid 257 offset 5767168 count 1 [275684.960865] item 33 key (295784448 a8 524288) itemoff 14648 itemsize 53 [275684.960867] extent refs 1 gen 26 flags 1 [275684.960869] extent data backref root 259 objectid 257 offset 6291456 count 1 [275684.960871] item 34 key (296308736 a8 524288) itemoff 14595 itemsize 53 [275684.960873] extent refs 1 gen 26 flags 1 [275684.960875] extent data backref root 259 objectid 257 offset 6815744 count 1 [275684.960877] item 35 key (296833024 a8 524288) itemoff 14542 itemsize 53 [275684.960879] extent refs 1 gen 26 flags 1 [275684.960881] extent data backref root 259 objectid 257 offset 7340032 count 1 [275684.960883] item 36 key (297357312 a8 524288) itemoff 14489 itemsize 53 [275684.960885] extent refs 1 gen 26 flags 1 [275684.960887] extent data backref root 259 objectid 257 offset 7864320 count 1 [275684.960889] item 37 key (297881600 a8 524288) itemoff 14436 itemsize 53 [275684.960891] extent refs 1 gen 26 flags 1 [275684.960893] extent data backref root 259 objectid 257 offset 8388608 count 1 [275684.960895] item 38 key (298405888 a8 524288) itemoff 14383 itemsize 53 [275684.960897] extent refs 1 gen 26 flags 1 [275684.960899] extent data backref root 259 objectid 257 offset 8912896 count 1 [275684.960902] item 39 key (298930176 a8 524288) itemoff 14330 itemsize 53 [275684.960903] extent refs 1 gen 26 flags 1 [275684.960905] extent data backref root 259 objectid 257 offset 9437184 count 1 [275684.960908] item 40 key (299454464 a8 114688) itemoff 14277 itemsize 53 [275684.960909] extent refs 1 gen 26 flags 1 [275684.960911] extent data backref root 259 objectid 257 offset 9961472 count 1 [275684.960914] item 41 key (299569152 a8 61440) itemoff 14224 itemsize 53 [275684.960915] extent refs 1 gen 26 flags 1 [275684.960917] extent data backref root 259 objectid 257 offset 10076160 count 1 [275684.960920] item 42 key (299630592 a8 36864) itemoff 14171 itemsize 53 [275684.960922] extent refs 1 gen 34 flags 1 [275684.960923] extent data backref root 259 objectid 18446744073709551604 offset 0 count 1 [275684.960926] item 43 key (299667456 a8 36864) itemoff 14118 itemsize 53 [275684.960928] extent refs 1 gen 36 flags 1 [275684.960930] extent data backref root 257 objectid 18446744073709551604 offset 0 count 1 [275684.960932] item 44 key (299732992 a8 2564096) itemoff 14065 itemsize 53 [275684.960934] extent refs 1 gen 27 flags 1 [275684.960936] extent data backref root 259 objectid 257 offset 10137600 count 1 [275684.960938] item 45 key (302362624 a8 524288) itemoff 14012 itemsize 53 [275684.960940] extent refs 1 gen 28 flags 1 [275684.960942] extent data backref root 259 objectid 258 offset 0 count 1 [275684.960944] item 46 key (302886912 a8 278528) itemoff 13959 itemsize 53 [275684.960946] extent refs 1 gen 28 flags 1 [275684.960948] extent data backref root 259 objectid 258 offset 524288 count 1 [275684.960950] item 47 key (303165440 a8 524288) itemoff 13906 itemsize 53 [275684.960952] extent refs 1 gen 32 flags 1 [275684.960954] extent data backref root 259 objectid 259 offset 0 count 1 [275684.960956] item 48 key (303689728 a8 294912) itemoff 13853 itemsize 53 [275684.960958] extent refs 1 gen 32 flags 1 [275684.960960] extent data backref root 259 objectid 259 offset 524288 count 1 [275684.960962] item 49 key (303984640 a8 118784) itemoff 13800 itemsize 53 [275684.960964] extent refs 1 gen 32 flags 1 [275684.960966] extent data backref root 259 objectid 261 offset 0 count 1 [275684.960968] item 50 key (304103424 a8 126976) itemoff 13747 itemsize 53 [275684.960970] extent refs 1 gen 32 flags 1 [275684.960972] extent data backref root 259 objectid 261 offset 131072 count 1 [275684.960974] item 51 key (304230400 a8 262144) itemoff 13694 itemsize 53 [275684.960976] extent refs 1 gen 32 flags 1 [275684.960978] extent data backref root 259 objectid 261 offset 262144 count 1 [275684.960980] item 52 key (304492544 a8 524288) itemoff 13641 itemsize 53 [275684.960982] extent refs 1 gen 32 flags 1 [275684.960984] extent data backref root 259 objectid 261 offset 524288 count 1 [275684.960987] item 53 key (305016832 a8 524288) itemoff 13588 itemsize 53 [275684.960988] extent refs 1 gen 32 flags 1 [275684.960990] extent data backref root 259 objectid 261 offset 1048576 count 1 [275684.960993] item 54 key (305541120 a8 524288) itemoff 13535 itemsize 53 [275684.960994] extent refs 1 gen 32 flags 1 [275684.960996] extent data backref root 259 objectid 261 offset 1572864 count 1 [275684.960999] item 55 key (306065408 a8 524288) itemoff 13482 itemsize 53 [275684.961001] extent refs 1 gen 32 flags 1 [275684.961002] extent data backref root 259 objectid 261 offset 2097152 count 1 [275684.961005] item 56 key (306589696 a8 524288) itemoff 13429 itemsize 53 [275684.961007] extent refs 1 gen 32 flags 1 [275684.961008] extent data backref root 259 objectid 261 offset 2621440 count 1 [275684.961011] item 57 key (307113984 a8 524288) itemoff 13376 itemsize 53 [275684.961013] extent refs 1 gen 32 flags 1 [275684.961014] extent data backref root 259 objectid 261 offset 3145728 count 1 [275684.961017] item 58 key (307638272 a8 524288) itemoff 13323 itemsize 53 [275684.961019] extent refs 1 gen 32 flags 1 [275684.961020] extent data backref root 259 objectid 261 offset 3670016 count 1 [275684.961023] item 59 key (308162560 a8 524288) itemoff 13270 itemsize 53 [275684.961025] extent refs 1 gen 32 flags 1 [275684.961027] extent data backref root 259 objectid 261 offset 4194304 count 1 [275684.961029] item 60 key (308686848 a8 524288) itemoff 13217 itemsize 53 [275684.961031] extent refs 1 gen 32 flags 1 [275684.961033] extent data backref root 259 objectid 261 offset 4718592 count 1 [275684.961035] item 61 key (309211136 a8 524288) itemoff 13164 itemsize 53 [275684.961037] extent refs 1 gen 32 flags 1 [275684.961039] extent data backref root 259 objectid 261 offset 5242880 count 1 [275684.961041] item 62 key (309735424 a8 524288) itemoff 13111 itemsize 53 [275684.961043] extent refs 1 gen 32 flags 1 [275684.961045] extent data backref root 259 objectid 261 offset 5767168 count 1 [275684.961047] item 63 key (310259712 a8 524288) itemoff 13058 itemsize 53 [275684.961049] extent refs 1 gen 32 flags 1 [275684.961051] extent data backref root 259 objectid 261 offset 6291456 count 1 [275684.961053] item 64 key (310784000 a8 524288) itemoff 13005 itemsize 53 [275684.961055] extent refs 1 gen 32 flags 1 [275684.961057] extent data backref root 259 objectid 261 offset 6815744 count 1 [275684.961059] item 65 key (311308288 a8 524288) itemoff 12952 itemsize 53 [275684.961061] extent refs 1 gen 32 flags 1 [275684.961063] extent data backref root 259 objectid 261 offset 7340032 count 1 [275684.961065] item 66 key (311832576 a8 524288) itemoff 12899 itemsize 53 [275684.961067] extent refs 1 gen 32 flags 1 [275684.961069] extent data backref root 259 objectid 261 offset 7864320 count 1 [275684.961071] item 67 key (312356864 a8 524288) itemoff 12846 itemsize 53 [275684.961073] extent refs 1 gen 32 flags 1 [275684.961075] extent data backref root 259 objectid 261 offset 8388608 count 1 [275684.961077] item 68 key (312881152 a8 524288) itemoff 12793 itemsize 53 [275684.961079] extent refs 1 gen 32 flags 1 [275684.961081] extent data backref root 259 objectid 261 offset 8912896 count 1 [275684.961083] item 69 key (313405440 a8 524288) itemoff 12740 itemsize 53 [275684.961085] extent refs 1 gen 32 flags 1 [275684.961087] extent data backref root 259 objectid 261 offset 9437184 count 1 [275684.961089] item 70 key (313929728 a8 524288) itemoff 12687 itemsize 53 [275684.961091] extent refs 1 gen 32 flags 1 [275684.961093] extent data backref root 259 objectid 261 offset 9961472 count 1 [275684.961096] item 71 key (314454016 a8 524288) itemoff 12634 itemsize 53 [275684.961097] extent refs 1 gen 32 flags 1 [275684.961099] extent data backref root 259 objectid 261 offset 10485760 count 1 [275684.961102] item 72 key (314978304 a8 524288) itemoff 12581 itemsize 53 [275684.961103] extent refs 1 gen 32 flags 1 [275684.961105] extent data backref root 259 objectid 261 offset 11010048 count 1 [275684.961108] item 73 key (315502592 a8 524288) itemoff 12528 itemsize 53 [275684.961110] extent refs 1 gen 32 flags 1 [275684.961111] extent data backref root 259 objectid 261 offset 11534336 count 1 [275684.961114] item 74 key (316026880 a8 524288) itemoff 12475 itemsize 53 [275684.961116] extent refs 1 gen 32 flags 1 [275684.961117] extent data backref root 259 objectid 261 offset 12058624 count 1 [275684.961120] item 75 key (316551168 a8 524288) itemoff 12422 itemsize 53 [275684.961122] extent refs 1 gen 32 flags 1 [275684.961123] extent data backref root 259 objectid 261 offset 12582912 count 1 [275684.961126] item 76 key (317075456 a8 409600) itemoff 12369 itemsize 53 [275684.961128] extent refs 1 gen 32 flags 1 [275684.961130] extent data backref root 259 objectid 261 offset 13107200 count 1 [275684.961132] item 77 key (317485056 a8 372736) itemoff 12316 itemsize 53 [275684.961134] extent refs 1 gen 32 flags 1 [275684.961136] extent data backref root 259 objectid 262 offset 0 count 1 [275684.961138] item 78 key (317857792 a8 65536) itemoff 12263 itemsize 53 [275684.961140] extent refs 1 gen 32 flags 1 [275684.961142] extent data backref root 259 objectid 262 offset 0 count 1 [275684.961144] item 79 key (317960192 a8 1081344) itemoff 12210 itemsize 53 [275684.961146] extent refs 4294967297 gen 137438953472 flags 4294967296 [275684.961167] ------------[ cut here ]------------ [275684.961180] kernel BUG at /build/buildd-linux_3.2.23-1-amd64-zj7gxu/linux-3.2.23/fs/btrfs/print-tree.c:136! [275684.961199] invalid opcode: 0000 [#1] SMP [275684.961213] CPU 1 [275684.961219] Modules linked in: 8021q garp stp nfsd nfs nfs_acl auth_rpcgss fscache lockd sunrpc loop snd_pcm snd_page_alloc snd_timer snd soundcore coretemp crc32c_intel i7core_edac evdev pcspkr iTCO_wdt dcdbas edac_core iTCO_vendor_support acpi_power_meter button processor thermal_sys ext4 crc16 jbd2 mbcache btrfs crc32c libcrc32c zlib_deflate dm_mod raid456 async_raid6_recov async_memcpy async_pq async_xor xor async_tx raid6_pq raid1 md_mod sd_mod crc_t10dif sg sr_mod cdrom ahci libahci libata ehci_hcd bnx2 igb dca usbcore usb_common mpt2sas raid_class scsi_transport_sas scsi_mod [last unloaded: scsi_wait_scan] [275684.961464] [275684.961470] Pid: 6254, comm: btrfs-transacti Tainted: G W 3.2.0-3-amd64 #1 Dell Inc. PowerEdge R310/05XKKK [275684.961498] RIP: 0010:[<ffffffffa01cf162>] [<ffffffffa01cf162>] btrfs_print_leaf+0x3fa/0x777 [btrfs] [275684.961531] RSP: 0018:ffff880137497a50 EFLAGS: 00010207 [275684.961543] RAX: 0000000000000100 RBX: ffff8801170ef310 RCX: 00000000fffffffa [275684.961558] RDX: ffff880000000000 RSI: 00000000000005c7 RDI: 0000000000000000 [275684.961601] RBP: 000000000000004f R08: ffffea000448bf28 R09: ffff880137497a20 [275684.961644] R10: 0000000000003030 R11: 0000000000000008 R12: 000000000000302f [275684.961687] R13: 000000000000304c R14: 0000000000003000 R15: 0000000000000100 [275684.961731] FS: 0000000000000000(0000) GS:ffff88013f220000(0000) knlGS:0000000000000000 [275684.961776] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [275684.961803] CR2: 00000000006e5dc8 CR3: 0000000001605000 CR4: 00000000000006e0 [275684.961847] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [275684.961890] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [275684.961933] Process btrfs-transacti (pid: 6254, threadinfo ffff880137496000, task ffff88013ab8d590) [275684.961980] Stack: [275684.962000] ffff880100000035 ffffffffa01c720e 0000000000003081 0000002000000000 [275684.962051] ffff88011708f540 0000005000000001 ffff880137189980 0000000000008050 [275684.962103] a80000000012f3b0 0000000000108000 ffffea000448bf28 ffff88011c7c3880 [275684.962154] Call Trace: [275684.962183] [<ffffffffa01c720e>] ? lookup_extent_data_ref+0x13a/0x1ac [btrfs] [275684.962233] [<ffffffffa01c8ccf>] ? __btrfs_free_extent+0x282/0x5c8 [btrfs] [275684.962270] [<ffffffffa01cbfc9>] ? run_clustered_refs+0x65e/0x6aa [btrfs] [275684.962303] [<ffffffff810ea123>] ? kmem_cache_free+0x2d/0x69 [275684.962337] [<ffffffffa01cc0de>] ? btrfs_run_delayed_refs+0xc9/0x176 [btrfs] [275684.962388] [<ffffffffa01cc43a>] ? btrfs_write_dirty_block_groups+0x2af/0x46f [btrfs] [275684.962443] [<ffffffffa01d8232>] ? commit_cowonly_roots+0xd3/0x194 [btrfs] [275684.962474] [<ffffffff81036457>] ? should_resched+0x5/0x23 [275684.962511] [<ffffffffa01d94ad>] ? btrfs_commit_transaction+0x3e9/0x6f9 [btrfs] [275684.962558] [<ffffffff8105f5f3>] ? add_wait_queue+0x3c/0x3c [275684.962594] [<ffffffffa01d8aba>] ? join_transaction.isra.24+0x5a/0x1f3 [btrfs] [275684.962647] [<ffffffffa01d9bd5>] ? start_transaction+0x1ed/0x242 [btrfs] [275684.962685] [<ffffffffa01d37ad>] ? transaction_kthread+0x156/0x20f [btrfs] [275684.962723] [<ffffffffa01d3657>] ? btrfs_congested_fn+0x7b/0x7b [btrfs] [275684.962753] [<ffffffff8105efad>] ? kthread+0x76/0x7e [275684.962782] [<ffffffff81351df4>] ? kernel_thread_helper+0x4/0x10 [275684.962811] [<ffffffff8105ef37>] ? kthread_worker_fn+0x139/0x139 [275684.962839] [<ffffffff81351df0>] ? gs_change+0x13/0x13 [275684.962865] Code: 89 df e8 f6 5a 04 00 eb 24 49 8d 74 24 09 48 89 df e8 4e ae 01 00 4c 89 fe 89 c2 48 c7 c7 b6 c9 21 a0 31 c0 e8 6a 55 17 e1 eb 02 <0f> 0b 45 0f b6 f6 41 81 fe b6 00 00 00 74 1d 41 81 fe b0 00 00 [275684.963076] RIP [<ffffffffa01cf162>] btrfs_print_leaf+0x3fa/0x777 [btrfs] [275684.963115] RSP <ffff880137497a50> [275684.963471] ---[ end trace 2ee6183847b927f3 ]--- -- 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 Fri, Oct 19, 2012 at 2:54 PM, Jérôme Poulin <jeromepoulin@gmail.com> wrote:> I''ve got this weird WARNING in my system log on a freshly created FS, > I''m using ACL with Samba, this is the only difference I could tell > from any other FSes. It is also using Debian''s Wheezy kernel which is > quite old. Should I just ignore this or update BTRFS module?I would strongly recommend updating, even if you hadn''t seen any warnings. -- 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
After updating to 3.5.5, I get thi on boot and listing some dir freezes. I don''t have anything important on that volume but I''m willing to debug the problem if needed. Would I need a more recent kernel? [ 128.574596] ------------[ cut here ]------------ [ 128.574652] kernel BUG at /home/blank/debian/kernel/release/linux/linux-3.5.5/fs/btrfs/extent-tree.c:1516! [ 128.574715] invalid opcode: 0000 [#1] SMP [ 128.574853] CPU 3 [ 128.574901] Modules linked in: nfsd nfs nfs_acl auth_rpcgss fscache lockd sunrpc loop coretemp snd_pcm kvm_intel snd_page_alloc snd_timer kvm snd crc32c_intel soundcore iTCO_wdt iTCO_vendor_support microcode dcdbas i7core_edac pcspkr lpc_ich mfd_core edac_core evdev button acpi_power_meter processor thermal_sys ext4 crc16 jbd2 mbcache btrfs crc32c libcrc32c zlib_deflate raid456 async_raid6_recov async_memcpy async_pq async_xor xor async_tx raid6_pq raid1 ohci_hcd uhci_hcd sd_mod crc_t10dif dm_mod md_mod hid_generic usbhid hid sg sr_mod cdrom ehci_hcd ahci libahci mpt2sas raid_class scsi_transport_sas bnx2 usbcore usb_common libata scsi_mod igb dca [last unloaded: scsi_wait_scan] [ 128.578404] [ 128.578449] Pid: 1995, comm: btrfs-transacti Not tainted 3.5-trunk-amd64 #1 Debian 3.5.5-1~experimental.1 Dell Inc. PowerEdge R310/05XKKK [ 128.578647] RIP: 0010:[<ffffffffa0200309>] [<ffffffffa0200309>] lookup_inline_extent_backref+0x17e/0x377 [btrfs] [ 128.578766] RSP: 0018:ffff880138c8d9b0 EFLAGS: 00010246 [ 128.578820] RAX: 0000000000000020 RBX: ffff880134878880 RCX: 0000000000002f7c [ 128.578890] RDX: 0000000000002ee2 RSI: 0000000000002f57 RDI: ffff88013ae309c8 [ 128.578961] RBP: 0000000000002f5f R08: 0000000000000000 R09: ffff880138c8d970 [ 128.579031] R10: 0000000000000008 R11: 0000000000000002 R12: ffff88013ae309c8 [ 128.579101] R13: 00000000000000b2 R14: 0000000000000035 R15: 0000000000000000 [ 128.579172] FS: 0000000000000000(0000) GS:ffff88013f260000(0000) knlGS:0000000000000000 [ 128.579258] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 128.579326] CR2: 0000000002139108 CR3: 000000000160b000 CR4: 00000000000007e0 [ 128.579397] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 128.579467] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 128.579538] Process btrfs-transacti (pid: 1995, threadinfo ffff880138c8c000, task ffff880138e76800) [ 128.579625] Stack: [ 128.579686] 0000000000002ee2 0000000000002f47 ffff8801348495a0 000000350000005e [ 128.579947] ffffffff3ae309c8 ffff8801394fd400 0000000000002f7c 0000000012f22000 [ 128.580249] a80000000000c2b0 ffff880138c8dae8 ffff88013592c500 0000000000008050 [ 128.580509] Call Trace: [ 128.580581] [<ffffffffa0201f50>] ? __btrfs_free_extent+0xc6/0x5bd [btrfs] [ 128.580659] [<ffffffffa0201e5a>] ? alloc_reserved_file_extent+0x1e5/0x215 [btrfs] [ 128.580753] [<ffffffffa020579b>] ? run_clustered_refs+0x6f0/0x77d [btrfs] [ 128.580832] [<ffffffffa020578a>] ? run_clustered_refs+0x6df/0x77d [btrfs] [ 128.580917] [<ffffffffa022591c>] ? btrfs_set_token_inode_flags+0x70/0xbe [btrfs] [ 128.581004] [<ffffffff810c380a>] ? __set_page_dirty_nobuffers+0x16/0xd8 [ 128.581083] [<ffffffffa0205a32>] ? btrfs_run_delayed_refs+0x20a/0x302 [btrfs] [ 128.581177] [<ffffffffa0205dd3>] ? btrfs_write_dirty_block_groups+0x2a9/0x497 [btrfs] [ 128.581269] [<ffffffffa0258ce3>] ? commit_cowonly_roots+0x107/0x1cd [btrfs] [ 128.581342] [<ffffffff8105a823>] ? should_resched+0x5/0x23 [ 128.581421] [<ffffffffa02135f7>] ? btrfs_commit_transaction+0x429/0x8ae [btrfs] [ 128.581508] [<ffffffff81054a7f>] ? add_wait_queue+0x3c/0x3c [ 128.581587] [<ffffffffa0213f29>] ? start_transaction+0x256/0x2ae [btrfs] [ 128.581659] [<ffffffff810467c0>] ? usleep_range+0x3e/0x3e [ 128.581728] [<ffffffff8105a823>] ? should_resched+0x5/0x23 [ 128.581806] [<ffffffffa020e086>] ? transaction_kthread+0x15e/0x21b [btrfs] [ 128.581878] [<ffffffff81360f00>] ? __schedule+0x4c6/0x4e0 [ 128.581956] [<ffffffffa020df28>] ? try_to_freeze+0x2e/0x2e [btrfs] [ 128.582035] [<ffffffffa020df28>] ? try_to_freeze+0x2e/0x2e [btrfs] [ 128.582106] [<ffffffff81054435>] ? kthread+0x67/0x6f [ 128.582174] [<ffffffff81367da4>] ? kernel_thread_helper+0x4/0x10 [ 128.582245] [<ffffffff810543ce>] ? kthread_freezable_should_stop+0x3c/0x3c [ 128.582316] [<ffffffff81367da0>] ? gs_change+0x13/0x13 [ 128.582383] Code: 48 8b 4c 24 08 48 8b 14 24 4c 01 f1 a8 02 48 8d 6a 7d 48 89 4c 24 30 74 0e 48 8d aa 8f 00 00 00 48 39 cd 76 08 0f 0b a8 01 75 02 <0f> 0b 48 3b 6c 24 30 72 22 41 bc fe ff ff ff 0f 86 42 01 00 00 [ 128.585347] RIP [<ffffffffa0200309>] lookup_inline_extent_backref+0x17e/0x377 [btrfs] [ 128.585484] RSP <ffff880138c8d9b0> [ 128.585561] ---[ end trace 5b4742b10c0f008c ]--- On Fri, Oct 19, 2012 at 4:58 PM, cwillu <cwillu@cwillu.com> wrote:> On Fri, Oct 19, 2012 at 2:54 PM, Jérôme Poulin <jeromepoulin@gmail.com> wrote: >> I''ve got this weird WARNING in my system log on a freshly created FS, >> I''m using ACL with Samba, this is the only difference I could tell >> from any other FSes. It is also using Debian''s Wheezy kernel which is >> quite old. Should I just ignore this or update BTRFS module? > > I would strongly recommend updating, even if you hadn''t seen any warnings.-- 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 Fri, Oct 19, 2012 at 3:51 PM, Jérôme Poulin <jeromepoulin@gmail.com> wrote:> After updating to 3.5.5, I get thi on boot and listing some dir freezes. > I don''t have anything important on that volume but I''m willing to > debug the problem if needed. Would I need a more recent kernel?Probably worth trying 3.7-rc1, or at least cmason''s for-linus (which is 3.6.0 + the btrfs changes that went into 3.7). -- 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
Tried with cmason 3.6.0 for-linus tree. Did a "find" on the BTRFS. [ 152.846595] ------------[ cut here ]------------ [ 152.848841] kernel BUG at fs/btrfs/extent-tree.c:1519! [ 152.848841] invalid opcode: 0000 [#1] SMP [ 152.848841] Modules linked in: [ 152.848841] CPU 0 [ 152.848841] Pid: 1256, comm: btrfs-transacti Not tainted 3.6.0+ #3 Bochs Bochs [ 152.848841] RIP: 0010:[<ffffffff811bc1a8>] [<ffffffff811bc1a8>] lookup_inline_extent_backref+0x4c8/0x500 [ 152.848841] RSP: 0018:ffff880014987a20 EFLAGS: 00010246 [ 152.848841] RAX: 0000000000000020 RBX: ffff880016d65580 RCX: ffff880016bcc000 [ 152.848841] RDX: 0000000000002000 RSI: ffff880017ffd000 RDI: ffff880016d65580 [ 152.848841] RBP: 00000000000000b2 R08: 0000000000002f94 R09: ffff8800149879e0 [ 152.848841] R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000002fb1 [ 152.848841] R13: 0000000000002f17 R14: ffff880016c6b090 R15: 0000000000002f94 [ 152.848841] FS: 0000000000000000(0000) GS:ffff880017c00000(0000) knlGS:0000000000000000 [ 152.848841] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 152.848841] CR2: ffffffffff600400 CR3: 00000000164c2000 CR4: 00000000000006b0 [ 152.848841] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 152.848841] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 152.848841] Process btrfs-transacti (pid: 1256, threadinfo ffff880014986000, task ffff88001496c580) [ 152.848841] Stack: [ 152.848841] 0000000000003f9b ffffffff811aca93 0000000000000000 ffffffff00001000 [ 152.848841] ffff880016417800 0000000000000035 0000000000000000 0000000012f22000 [ 152.848841] ffff880014987b40 ffff880016de20b8 0000000000000000 00ffffff812150bd [ 152.848841] Call Trace: [ 152.848841] [<ffffffff811aca93>] ? leaf_space_used+0x113/0x160 [ 152.848841] [<ffffffff811bee9d>] ? __btrfs_free_extent+0xcd/0x890 [ 152.848841] [<ffffffff8121595a>] ? btrfs_merge_delayed_refs+0x21a/0x2f0 [ 152.848841] [<ffffffff811c32b7>] ? run_clustered_refs+0x307/0xa90 [ 152.848841] [<ffffffff81205bee>] ? btrfs_tree_unlock+0x1e/0xc0 [ 152.848841] [<ffffffff811c691a>] ? btrfs_run_delayed_refs+0xca/0x2f0 [ 152.848841] [<ffffffff811c6c9f>] ? btrfs_write_dirty_block_groups+0x15f/0x5f0 [ 152.848841] [<ffffffff815475fc>] ? commit_cowonly_roots+0x127/0x1e8 [ 152.848841] [<ffffffff811d6c3e>] ? btrfs_commit_transaction+0x54e/0xa50 [ 152.848841] [<ffffffff81054210>] ? abort_exclusive_wait+0xb0/0xb0 [ 152.848841] [<ffffffff811d7628>] ? start_transaction+0x78/0x390 [ 152.848841] [<ffffffff81044130>] ? usleep_range+0x40/0x40 [ 152.848841] [<ffffffff811ce755>] ? transaction_kthread+0x1a5/0x1d0 [ 152.848841] [<ffffffff811ce5b0>] ? cleaner_kthread+0xd0/0xd0 [ 152.848841] [<ffffffff810538c5>] ? kthread+0x85/0x90 [ 152.848841] [<ffffffff8154d504>] ? kernel_thread_helper+0x4/0x10 [ 152.848841] [<ffffffff81053840>] ? kthread_worker_fn+0x110/0x110 [ 152.848841] [<ffffffff8154d500>] ? gs_change+0x13/0x13 [ 152.848841] Code: ff 4d 89 f7 31 c0 4c 8b 74 24 48 e9 78 ff ff ff 0f 1f 00 b8 0d 00 00 00 e9 32 fd ff ff 66 0f 1f 44 00 00 a8 01 0f 85 dc fc ff ff <0f> 0b 66 0f 1f 44 00 00 c7 44 24 1c 0d 00 00 00 e9 9e fb ff ff [ 152.848841] RIP [<ffffffff811bc1a8>] lookup_inline_extent_backref+0x4c8/0x500 [ 152.848841] RSP <ffff880014987a20> [ 152.950405] ---[ end trace b34b153b89ec3692 ]--- On Fri, Oct 19, 2012 at 6:13 PM, cwillu <cwillu@cwillu.com> wrote:> On Fri, Oct 19, 2012 at 3:51 PM, Jérôme Poulin <jeromepoulin@gmail.com> wrote: >> After updating to 3.5.5, I get thi on boot and listing some dir freezes. >> I don''t have anything important on that volume but I''m willing to >> debug the problem if needed. Would I need a more recent kernel? > > Probably worth trying 3.7-rc1, or at least cmason''s for-linus (which > is 3.6.0 + the btrfs changes that went into 3.7).-- 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
Here is an excerpt of btrfsck: # ./btrfsck /dev/nbd1 checking extents corrupt extent record: key 314454016 168 524288 corrupt extent record: key 314978304 168 524288 corrupt extent record: key 315502592 168 524288 corrupt extent record: key 316026880 168 524288 corrupt extent record: key 316551168 168 524288 corrupt extent record: key 317075456 168 409600 corrupt extent record: key 317485056 168 372736 corrupt extent record: key 317857792 168 65536 corrupt extent record: key 317960192 168 1081344 ref mismatch on [289406976 36864] extent item 1, found 0 Incorrect local backref count on 289406976 root 257 owner 18446744073709551604 offset 0 found 0 wanted 1 back 0x2604be0 backpointer mismatch on [289406976 36864] owner ref check failed [289406976 36864] ref mismatch on [289443840 36864] extent item 1, found 0 Incorrect local backref count on 289443840 root 259 owner 18446744073709551604 offset 0 found 0 wanted 1 back 0x2604cc0 backpointer mismatch on [289443840 36864] owner ref check failed [289443840 36864] ref mismatch on [304230400 262144] extent item 1, found 0 Incorrect local backref count on 304230400 root 259 owner 261 offset 262144 found 0 wanted 1 back 0x2604da0 backpointer mismatch on [304230400 262144] owner ref check failed [304230400 262144] ref mismatch on [304492544 524288] extent item 1, found 0 Incorrect local backref count on 304492544 root 259 owner 261 offset 524288 found 0 wanted 1 back 0x2604e80 backpointer mismatch on [304492544 524288] owner ref check failed [304492544 524288] ref mismatch on [305016832 524288] extent item 1, found 0 Incorrect local backref count on 305016832 root 259 owner 261 offset 1048576 found 0 wanted 1 back 0x2604f60 backpointer mismatch on [305016832 524288] owner ref check failed [305016832 524288] ref mismatch on [305541120 524288] extent item 1, found 0 Incorrect local backref count on 305541120 root 259 owner 261 offset 1572864 found 0 wanted 1 back 0x2605040 backpointer mismatch on [305541120 524288] owner ref check failed [305541120 524288] ref mismatch on [313929728 524288] extent item 65536, found 1 ref mismatch on [314454016 524288] extent item 65536, found 1 Backref 314454016 root 259 owner 261 offset 10485760 num_refs 0 not found in extent tree Incorrect local backref count on 314454016 root 259 owner 261 offset 10485760 found 1 wanted 0 back 0x2600010 backpointer mismatch on [314454016 524288] ref mismatch on [314978304 524288] extent item 65536, found 1 Backref 314978304 root 259 owner 261 offset 11010048 num_refs 0 not found in extent tree Incorrect local backref count on 314978304 root 259 owner 261 offset 11010048 found 1 wanted 0 back 0x26000f0 backpointer mismatch on [314978304 524288] ref mismatch on [315502592 524288] extent item 281474976776192, found 1 Backref 315502592 root 259 owner 261 offset 11534336 num_refs 0 not found in extent tree Incorrect local backref count on 315502592 root 259 owner 261 offset 11534336 found 1 wanted 0 back 0x26001d0 backpointer mismatch on [315502592 524288] ref mismatch on [316026880 524288] extent item 4294967296, found 1 Backref 316026880 root 259 owner 261 offset 12058624 num_refs 0 not found in extent tree Incorrect local backref count on 316026880 root 259 owner 261 offset 12058624 found 1 wanted 0 back 0x26002b0 backpointer mismatch on [316026880 524288] ref mismatch on [316551168 524288] extent item 4294967296, found 1 Backref 316551168 root 259 owner 261 offset 12582912 num_refs 0 not found in extent tree Incorrect local backref count on 316551168 root 259 owner 261 offset 12582912 found 1 wanted 0 back 0x2600390 backpointer mismatch on [316551168 524288] ref mismatch on [317075456 409600] extent item 4294967297, found 1 Backref 317075456 root 259 owner 261 offset 13107200 num_refs 0 not found in extent tree Incorrect local backref count on 317075456 root 259 owner 261 offset 13107200 found 1 wanted 0 back 0x2600470 backpointer mismatch on [317075456 409600] ref mismatch on [317485056 372736] extent item 4294967296, found 1 Backref 317485056 root 259 owner 262 offset 0 num_refs 0 not found in extent tree Incorrect local backref count on 317485056 root 259 owner 262 offset 0 found 1 wanted 0 back 0x2600550 backpointer mismatch on [317485056 372736] ref mismatch on [317857792 65536] extent item 4294967296, found 1 Backref 317857792 root 1 owner 258 offset 0 num_refs 0 not found in extent tree Incorrect local backref count on 317857792 root 1 owner 258 offset 0 found 1 wanted 0 back 0x2604b00 backpointer mismatch on [317857792 65536] ref mismatch on [317960192 1081344] extent item 4294967296, found 1 Backref 317960192 root 259 owner 262 offset 368640 num_refs 0 not found in extent tree Incorrect local backref count on 317960192 root 259 owner 262 offset 368640 found 1 wanted 0 back 0x2600630 backpointer mismatch on [317960192 1081344] ref mismatch on [539897856 8796093022208] extent item 0, found 1 Backref 539897856 root 259 owner 261 offset 18374686479673196544 num_refs 0 not found in extent tree Incorrect local backref count on 539897856 root 259 owner 261 offset 18374686479673196544 found 1 wanted 0 back 0x25ff130 backpointer mismatch on [539897856 8796093022208] ref mismatch on [8029359585240287337 158747988205684] extent item 0, found 1 Backref 8029359585240287337 root 257 owner 260 offset 18128078724205764600 num_refs 0 not found in extent tree Incorrect local backref count on 8029359585240287337 root 257 owner 260 offset 18128078724205764600 found 1 wanted 0 back 0x26047c0 backpointer mismatch on [8029359585240287337 158747988205684] Errors found in extent allocation tree checking fs roots root 257 inode 260 errors 540 root 257 inode 271 errors 0 unresolved ref dir 268 index 4 namelen 8 name .profile filetype 1 error 4 unresolved ref dir 268 index 0 namelen 0 name filetype 0 error 3 unresolved ref dir 268 index 7308332182139830272 namelen 35 name filetype 0 error 3 root 257 inode 18446744073709551604 errors 400 root 259 inode 261 errors 15c0 root 259 inode 18446744073709551604 errors 400 found 167544111104116 bytes used err is 1 total csum bytes: 28792 total tree bytes: 262144 total fs tree bytes: 147456 btree space waste bytes: 191367 file data blocks allocated: 167544108933236 referenced 10403708155379961710 Btrfs v0.20-rc1-37-g91d9eec On Fri, Oct 19, 2012 at 6:13 PM, cwillu <cwillu@cwillu.com> wrote:> Probably worth trying 3.7-rc1, or at least cmason''s for-linus (which > is 3.6.0 + the btrfs changes that went into 3.7).-- 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
Here is btrfsck --repair, it took some time (500 GB, almost no files), and aborted. # ./btrfsck --repair /dev/vgCASRV0104/datasnap2 enabling repair mode checking extents corrupt extent record: key 314454016 168 524288 corrupt extent record: key 314978304 168 524288 corrupt extent record: key 315502592 168 524288 corrupt extent record: key 316026880 168 524288 corrupt extent record: key 316551168 168 524288 corrupt extent record: key 317075456 168 409600 corrupt extent record: key 317485056 168 372736 corrupt extent record: key 317857792 168 65536 corrupt extent record: key 317960192 168 1081344 ref mismatch on [289406976 36864] extent item 1, found 0 repair deleting extent record: key 289406976 168 36864 Incorrect local backref count on 289406976 root 257 owner 18446744073709551604 offset 0 found 0 wanted 1 back 0x10cbc30 backpointer mismatch on [289406976 36864] owner ref check failed [289406976 36864] ref mismatch on [289443840 36864] extent item 1, found 0 repair deleting extent record: key 289443840 168 36864 Incorrect local backref count on 289443840 root 259 owner 18446744073709551604 offset 0 found 0 wanted 1 back 0x10cbd10 backpointer mismatch on [289443840 36864] owner ref check failed [289443840 36864] ref mismatch on [304230400 262144] extent item 1, found 0 repair deleting extent record: key 304230400 168 262144 Incorrect local backref count on 304230400 root 259 owner 261 offset 262144 found 0 wanted 1 back 0x10cbdf0 backpointer mismatch on [304230400 262144] owner ref check failed [304230400 262144] ref mismatch on [304492544 524288] extent item 1, found 0 repair deleting extent record: key 304492544 168 524288 Incorrect local backref count on 304492544 root 259 owner 261 offset 524288 found 0 wanted 1 back 0x10cbed0 backpointer mismatch on [304492544 524288] owner ref check failed [304492544 524288] ref mismatch on [305016832 524288] extent item 1, found 0 repair deleting extent record: key 305016832 168 524288 Incorrect local backref count on 305016832 root 259 owner 261 offset 1048576 found 0 wanted 1 back 0x10cbfb0 backpointer mismatch on [305016832 524288] owner ref check failed [305016832 524288] ref mismatch on [305541120 524288] extent item 1, found 0 repair deleting extent record: key 305541120 168 524288 Incorrect local backref count on 305541120 root 259 owner 261 offset 1572864 found 0 wanted 1 back 0x10cc090 backpointer mismatch on [305541120 524288] owner ref check failed [305541120 524288] ref mismatch on [313929728 524288] extent item 65536, found 1 repair deleting extent record: key 313929728 168 524288 adding new data backref on 313929728 root 259 owner 261 offset 9961472 found 1 ref mismatch on [314454016 524288] extent item 65536, found 1 repair deleting extent record: key 314454016 168 524288 adding new data backref on 314454016 root 259 owner 261 offset 10485760 found 1 Backref 314454016 root 259 owner 261 offset 10485760 num_refs 0 not found in extent tree Incorrect local backref count on 314454016 root 259 owner 261 offset 10485760 found 1 wanted 0 back 0x10c7060 backpointer mismatch on [314454016 524288] ref mismatch on [314978304 524288] extent item 65536, found 1 repair deleting extent record: key 314978304 168 524288 adding new data backref on 314978304 root 259 owner 261 offset 11010048 found 1 Backref 314978304 root 259 owner 261 offset 11010048 num_refs 0 not found in extent tree Incorrect local backref count on 314978304 root 259 owner 261 offset 11010048 found 1 wanted 0 back 0x10c7140 backpointer mismatch on [314978304 524288] ref mismatch on [315502592 524288] extent item 281474976776192, found 1 repair deleting extent record: key 315502592 168 524288 adding new data backref on 315502592 root 259 owner 261 offset 11534336 found 1 Backref 315502592 root 259 owner 261 offset 11534336 num_refs 0 not found in extent tree Incorrect local backref count on 315502592 root 259 owner 261 offset 11534336 found 1 wanted 0 back 0x10c7220 backpointer mismatch on [315502592 524288] ref mismatch on [316026880 524288] extent item 4294967296, found 1 repair deleting extent record: key 316026880 168 524288 adding new data backref on 316026880 root 259 owner 261 offset 12058624 found 1 Backref 316026880 root 259 owner 261 offset 12058624 num_refs 0 not found in extent tree Incorrect local backref count on 316026880 root 259 owner 261 offset 12058624 found 1 wanted 0 back 0x10c7300 backpointer mismatch on [316026880 524288] ref mismatch on [316551168 524288] extent item 4294967296, found 1 repair deleting extent record: key 316551168 168 524288 adding new data backref on 316551168 root 259 owner 261 offset 12582912 found 1 Backref 316551168 root 259 owner 261 offset 12582912 num_refs 0 not found in extent tree Incorrect local backref count on 316551168 root 259 owner 261 offset 12582912 found 1 wanted 0 back 0x10c73e0 backpointer mismatch on [316551168 524288] ref mismatch on [317075456 409600] extent item 4294967297, found 1 repair deleting extent record: key 317075456 168 409600 adding new data backref on 317075456 root 259 owner 261 offset 13107200 found 1 Backref 317075456 root 259 owner 261 offset 13107200 num_refs 0 not found in extent tree Incorrect local backref count on 317075456 root 259 owner 261 offset 13107200 found 1 wanted 0 back 0x10c74c0 backpointer mismatch on [317075456 409600] ref mismatch on [317485056 372736] extent item 4294967296, found 1 repair deleting extent record: key 317485056 168 372736 adding new data backref on 317485056 root 259 owner 262 offset 0 found 1 Backref 317485056 root 259 owner 262 offset 0 num_refs 0 not found in extent tree Incorrect local backref count on 317485056 root 259 owner 262 offset 0 found 1 wanted 0 back 0x10c75a0 backpointer mismatch on [317485056 372736] ref mismatch on [317857792 65536] extent item 4294967296, found 1 repair deleting extent record: key 317857792 168 65536 adding new data backref on 317857792 root 1 owner 258 offset 0 found 1 Backref 317857792 root 1 owner 258 offset 0 num_refs 0 not found in extent tree Incorrect local backref count on 317857792 root 1 owner 258 offset 0 found 1 wanted 0 back 0x10cbb50 backpointer mismatch on [317857792 65536] ref mismatch on [317960192 1081344] extent item 4294967296, found 1 repair deleting extent record: key 317960192 168 1081344 adding new data backref on 317960192 root 259 owner 262 offset 368640 found 1 Backref 317960192 root 259 owner 262 offset 368640 num_refs 0 not found in extent tree Incorrect local backref count on 317960192 root 259 owner 262 offset 368640 found 1 wanted 0 back 0x10c7680 backpointer mismatch on [317960192 1081344] ref mismatch on [539897856 8796093022208] extent item 0, found 1 failed to repair damaged filesystem, aborting On Mon, Oct 22, 2012 at 11:40 AM, Jérôme Poulin <jeromepoulin@gmail.com> wrote:> Here is an excerpt of btrfsck: > ...-- 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