On Mon, May 18, 2020 at 05:03:31PM +0200, David Sterba wrote:
> On Mon, May 18, 2020 at 01:13:34PM +0800, Qu Wenruo wrote:
> - btrfs_read_tree_root
> - btrfs_init_fs_root
With
2291 location.objectid = BTRFS_DATA_RELOC_TREE_OBJECTID;
2292 root = btrfs_read_tree_root(tree_root, &location);
2293 if (IS_ERR(root)) {
2294 ret = PTR_ERR(root);
2295 goto out;
2296 }
2297 ret = btrfs_init_fs_root(root);
2298 if (ret)
2299 goto out;
2300 set_bit(BTRFS_ROOT_TRACK_DIRTY, &root->state);
2301 fs_info->data_reloc_root = root;
still not fine, btrfs/003
[ 104.188077] BTRFS error (device vdb): unable to find ref byte nr 31883264 parent 0 root 18446744073709551607 owner 0 offset 0
[ 103.476564] BTRFS info (device vdb): relocating block group 22020096 flags system|raid1
[ 103.481260] ------------[ cut here ]------------
[ 103.483638] WARNING: CPU: 0 PID: 21011 at fs/btrfs/extent-tree.c:3055 __btrfs_free_extent+0x66c/0x900 [btrfs]
[ 103.488388] Modules linked in: xxhash_generic btrfs blake2b_generic libcrc32c crc32c_intel xor zstd_decompress zstd_compress xxhash lzo_compress lzo_decompress raid6_pq loop
[ 103.492733] CPU: 0 PID: 21011 Comm: btrfs Not tainted 5.7.0-rc6-default+ #1109
[ 103.495057] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.12.0-59-gc9ba527-rebuilt.opensuse.org 04/01/2014
[ 103.498331] RIP: 0010:__btrfs_free_extent+0x66c/0x900 [btrfs]
[ 103.500037] Code: 48 c7 44 24 48 00 00 00 00 48 89 ea 4c 89 f6 e8 da a3 ff ff 41 89 c7 e9 c8 fb ff ff 0f 0b 48 c7 c7 60 fa 2d c0 e8 2a 8f 2e f1 <0f> 0b 49 8b 3e e8 8a 76 00 00 ff 74 24 18 49 89 d9 4d 89 e8 48 8b
[ 103.505108] RSP: 0018:ffffac68455678b0 EFLAGS: 00010246
[ 103.506711] RAX: 00000000fffffffe RBX: 0000000000000000 RCX: 0000000000000002
[ 103.508748] RDX: 00000000fffffffe RSI: 0000000000000000 RDI: 000151b4a32a2068
[ 103.510624] RBP: 0000000001e68000 R08: 000313fad20cf648 R09: ffff8f6e74474a88
[ 103.512589] R10: 0000000000000000 R11: ffff8f6e781ffb88 R12: 0000000000000000
[ 103.514486] R13: fffffffffffffff7 R14: ffff8f6e74474a88 R15: 00000000fffffffe
[ 103.516691] FS: 00007f9ab400b8c0(0000) GS:ffff8f6e7d600000(0000) knlGS:0000000000000000
[ 103.519541] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 103.521430] CR2: 000055f4d1e28e18 CR3: 00000000747d3006 CR4: 0000000000160ef0
[ 103.523684] Call Trace:
[ 103.524743] ? native_sched_clock_from_tsc+0x41/0xc0
[ 103.526212] ? btrfs_run_delayed_refs_for_head+0x197/0xcd0 [btrfs]
[ 103.527983] btrfs_run_delayed_refs_for_head+0x248/0xcd0 [btrfs]
[ 103.529704] ? _raw_read_unlock+0x1f/0x30
[ 103.530973] ? btrfs_merge_delayed_refs+0x3d3/0x480 [btrfs]
[ 103.532566] __btrfs_run_delayed_refs+0x9d/0x680 [btrfs]
[ 103.534327] ? join_transaction+0x15d/0x4c0 [btrfs]
[ 103.536146] ? kvm_sched_clock_read+0x14/0x30
[ 103.537535] ? sched_clock+0x5/0x10
[ 103.538720] ? sched_clock_cpu+0x15/0x130
[ 103.540023] btrfs_run_delayed_refs+0x86/0x1e0 [btrfs]
[ 103.541486] btrfs_commit_transaction+0x57/0xae0 [btrfs]
[ 103.543049] ? start_transaction+0xd2/0x5e0 [btrfs]
[ 103.544578] prepare_to_relocate+0x107/0x130 [btrfs]
[ 103.546117] relocate_block_group+0x5b/0x600 [btrfs]
[ 103.547677] btrfs_relocate_block_group+0x15e/0x340 [btrfs]
[ 103.549589] btrfs_relocate_chunk+0x38/0x110 [btrfs]
[ 103.551293] btrfs_shrink_device+0x214/0x530 [btrfs]
[ 103.553023] btrfs_rm_device+0x22e/0x7f0 [btrfs]
[ 103.554635] ? _copy_from_user+0x6a/0xa0
[ 103.556118] btrfs_ioctl+0x218f/0x2590 [btrfs]
[ 103.557709] ? __handle_mm_fault+0x1c1/0x740
[ 103.559204] ? do_user_addr_fault+0x1d8/0x3f0
[ 103.560590] ? kvm_sched_clock_read+0x14/0x30
[ 103.561927] ? sched_clock+0x5/0x10
[ 103.563126] ? sched_clock_cpu+0x15/0x130
[ 103.564458] ? do_user_addr_fault+0x1d8/0x3f0
[ 103.565817] ? ksys_ioctl+0x68/0xa0
[ 103.566965] ksys_ioctl+0x68/0xa0
[ 103.568135] __x64_sys_ioctl+0x16/0x20
[ 103.569426] do_syscall_64+0x50/0x210
[ 103.570718] entry_SYSCALL_64_after_hwframe+0x49/0xb3
[ 103.572304] RIP: 0033:0x7f9ab4104227
[ 103.573566] Code: 00 00 90 48 8b 05 69 8c 0c 00 64 c7 00 26 00 00 00 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 39 8c 0c 00 f7 d8 64 89 01 48
[ 103.578827] RSP: 002b:00007ffc5dd62938 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[ 103.581443] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9ab4104227
[ 103.583643] RDX: 00007ffc5dd62960 RSI: 000000005000943a RDI: 0000000000000003
[ 103.585796] RBP: 00007ffc5dd64b00 R08: 00007ffc5dd62998 R09: 006764762f766564
[ 103.587920] R10: 00007f9ab432ecf0 R11: 0000000000000202 R12: 0000000000000000
[ 103.590108] R13: 00007ffc5dd62960 R14: 000055ee38909e8c R15: 0000000000000003
[ 103.592356] irq event stamp: 1219702
[ 103.593688] hardirqs last enabled at (1219701): [<ffffffffb17b090e>] _raw_spin_unlock_irqrestore+0x3e/0x50
[ 103.596941] hardirqs last disabled at (1219702): [<ffffffffb1002b5b>] trace_hardirqs_off_thunk+0x1a/0x1c
[ 103.600110] softirqs last enabled at (1219564): [<ffffffffb1a0031e>] __do_softirq+0x31e/0x55d
[ 103.602911] softirqs last disabled at (1219503): [<ffffffffb108d9ed>] irq_exit+0x9d/0xb0
[ 103.605756] ---[ end trace 0cea18996e5ca624 ]---
[ 103.607373] BTRFS info (device vdb): leaf 12916031488 gen 22 total ptrs 111 free space 9383 owner 2
[ 103.610495] BTRFS info (device vdb): refs 2 lock (w:1 r:0 bw:0 br:0 sw:1 sr:0) lock_owner 21011 current 21011
[ 103.613684] item 0 key (22020096 169 0) itemoff 16250 itemsize 33
[ 103.615597] extent refs 1 gen 22 flags 2
[ 103.617040] ref#0: tree block backref root 3
[ 103.618523] item 1 key (22020096 192 8388608) itemoff 16226 itemsize 24
[ 103.620533] block group used 16384 chunk_objectid 256 flags 18
[ 103.622401] item 2 key (7546601472 168 262144) itemoff 16173 itemsize 53
[ 103.624531] extent refs 1 gen 19 flags 1
[ 103.625954] ref#0: extent data backref root 1 objectid 256 offset 0 count 1
[ 103.628154] item 3 key (7546601472 192 5368709120) itemoff 16149 itemsize 24
[ 103.630330] block group used 4538368 chunk_objectid 256 flags 9
[ 103.632218] item 4 key (7547125760 168 262144) itemoff 16096 itemsize 53
[ 103.634240] extent refs 1 gen 21 flags 1
[ 103.635634] ref#0: extent data backref root 1 objectid 259 offset 0 count 1
[ 103.637862] item 5 key (7547387904 168 1310720) itemoff 16043 itemsize 53
[ 103.639966] extent refs 1 gen 21 flags 1
[ 103.641218] ref#0: extent data backref root 1 objectid 258 offset 0 count 1
[ 103.643165] item 6 key (7549747200 168 12288) itemoff 16006 itemsize 37
[ 103.645120] extent refs 1 gen 8 flags 1
[ 103.646443] ref#0: shared data backref parent 12915392512 count 1
[ 103.648219] item 7 key (7549759488 168 12288) itemoff 15969 itemsize 37
[ 103.649972] extent refs 1 gen 8 flags 1
[ 103.651361] ref#0: shared data backref parent 12915392512 count 1
[ 103.653234] item 8 key (7549771776 168 12288) itemoff 15932 itemsize 37
[ 103.654963] extent refs 1 gen 8 flags 1
[ 103.656235] ref#0: shared data backref parent 12915392512 count 1
[ 103.657918] item 9 key (7549784064 168 12288) itemoff 15895 itemsize 37
[ 103.659702] extent refs 1 gen 8 flags 1
[ 103.661039] ref#0: shared data backref parent 12915392512 count 1
[ 103.662705] item 10 key (7549796352 168 12288) itemoff 15858 itemsize 37
[ 103.664576] extent refs 1 gen 8 flags 1
[ 103.665833] ref#0: shared data backref parent 12915392512 count 1
[ 103.667512] item 11 key (7549808640 168 12288) itemoff 15821 itemsize 37
[ 103.669324] extent refs 1 gen 8 flags 1
[ 103.670581] ref#0: shared data backref parent 12915392512 count 1
[ 103.672305] item 12 key (7549820928 168 12288) itemoff 15784 itemsize 37
[ 103.682923] extent refs 1 gen 8 flags 1
[ 103.684201] ref#0: shared data backref parent 12915392512 count 1
[ 103.685913] item 13 key (7549833216 168 12288) itemoff 15747 itemsize 37
[ 103.687798] extent refs 1 gen 8 flags 1
[ 103.689116] ref#0: shared data backref parent 12915392512 count 1
[ 103.690910] item 14 key (7549845504 168 12288) itemoff 15710 itemsize 37
[ 103.692850] extent refs 1 gen 8 flags 1
[ 103.694070] ref#0: shared data backref parent 12915392512 count 1
[ 103.695744] item 15 key (7549857792 168 12288) itemoff 15673 itemsize 37
[ 103.697593] extent refs 1 gen 8 flags 1
[ 103.698824] ref#0: shared data backref parent 12915392512 count 1
[ 103.700589] item 16 key (7549870080 168 12288) itemoff 15636 itemsize 37
[ 103.702508] extent refs 1 gen 8 flags 1
[ 103.703873] ref#0: shared data backref parent 12915392512 count 1
[ 103.705573] item 17 key (7549882368 168 12288) itemoff 15599 itemsize 37
[ 103.707363] extent refs 1 gen 8 flags 1
[ 103.708644] ref#0: shared data backref parent 12915392512 count 1
[ 103.710300] item 18 key (7549894656 168 12288) itemoff 15562 itemsize 37
[ 103.712431] extent refs 1 gen 8 flags 1
[ 103.713877] ref#0: shared data backref parent 12915392512 count 1
[ 103.715866] item 19 key (7549906944 168 12288) itemoff 15525 itemsize 37
[ 103.717995] extent refs 1 gen 8 flags 1
[ 103.719438] ref#0: shared data backref parent 12915392512 count 1
[ 103.721452] item 20 key (7549919232 168 12288) itemoff 15488 itemsize 37
[ 103.723574] extent refs 1 gen 8 flags 1
[ 103.725085] ref#0: shared data backref parent 12915392512 count 1
[ 103.727163] item 21 key (7549931520 168 12288) itemoff 15451 itemsize 37
[ 103.729031] extent refs 1 gen 8 flags 1
[ 103.730305] ref#0: shared data backref parent 12915392512 count 1
[ 103.732026] item 22 key (7549943808 168 12288) itemoff 15414 itemsize 37
[ 103.733761] extent refs 1 gen 8 flags 1
[ 103.734983] ref#0: shared data backref parent 12915392512 count 1
[ 103.736710] item 23 key (7549956096 168 12288) itemoff 15377 itemsize 37
[ 103.738589] extent refs 1 gen 8 flags 1
[ 103.739962] ref#0: shared data backref parent 12915392512 count 1
[ 103.741925] item 24 key (7549968384 168 12288) itemoff 15340 itemsize 37
[ 103.744059] extent refs 1 gen 8 flags 1
[ 103.745476] ref#0: shared data backref parent 12915392512 count 1
[ 103.747416] item 25 key (7549980672 168 12288) itemoff 15303 itemsize 37
[ 103.749495] extent refs 1 gen 8 flags 1
[ 103.750908] ref#0: shared data backref parent 12915392512 count 1
[ 103.752878] item 26 key (7549992960 168 12288) itemoff 15266 itemsize 37
[ 103.754966] extent refs 1 gen 8 flags 1
[ 103.756378] ref#0: shared data backref parent 12915408896 count 1
[ 103.758320] item 27 key (7550005248 168 12288) itemoff 15229 itemsize 37
[ 103.760225] extent refs 1 gen 8 flags 1
[ 103.761495] ref#0: shared data backref parent 12915408896 count 1
[ 103.763406] item 28 key (7550017536 168 12288) itemoff 15192 itemsize 37
[ 103.765476] extent refs 1 gen 8 flags 1
[ 103.766879] ref#0: shared data backref parent 12915408896 count 1
[ 103.768840] item 29 key (7550029824 168 12288) itemoff 15155 itemsize 37
[ 103.770881] extent refs 1 gen 8 flags 1
[ 103.772294] ref#0: shared data backref parent 12915408896 count 1
[ 103.774244] item 30 key (7550042112 168 12288) itemoff 15118 itemsize 37
[ 103.776246] extent refs 1 gen 8 flags 1
[ 103.777593] ref#0: shared data backref parent 12915408896 count 1
[ 103.779486] item 31 key (7550054400 168 12288) itemoff 15081 itemsize 37
[ 103.781516] extent refs 1 gen 8 flags 1
[ 103.782920] ref#0: shared data backref parent 12915408896 count 1
[ 103.784833] item 32 key (7550066688 168 12288) itemoff 15044 itemsize 37
[ 103.786906] extent refs 1 gen 8 flags 1
[ 103.788360] ref#0: shared data backref parent 12915408896 count 1
[ 103.790355] item 33 key (7550078976 168 12288) itemoff 15007 itemsize 37
[ 103.792499] extent refs 1 gen 8 flags 1
[ 103.793941] ref#0: shared data backref parent 12915408896 count 1
[ 103.795927] item 34 key (7550091264 168 12288) itemoff 14970 itemsize 37
[ 103.798011] extent refs 1 gen 8 flags 1
[ 103.799220] ref#0: shared data backref parent 12915408896 count 1
[ 103.800900] item 35 key (7550103552 168 12288) itemoff 14933 itemsize 37
[ 103.802949] extent refs 1 gen 8 flags 1
[ 103.804399] ref#0: shared data backref parent 12915408896 count 1
[ 103.806333] item 36 key (7550115840 168 12288) itemoff 14896 itemsize 37
[ 103.808405] extent refs 1 gen 8 flags 1
[ 103.809805] ref#0: shared data backref parent 12915408896 count 1
[ 103.811731] item 37 key (7550128128 168 12288) itemoff 14859 itemsize 37
[ 103.813803] extent refs 1 gen 8 flags 1
[ 103.815196] ref#0: shared data backref parent 12915408896 count 1
[ 103.817131] item 38 key (7550140416 168 12288) itemoff 14822 itemsize 37
[ 103.819033] extent refs 1 gen 8 flags 1
[ 103.820379] ref#0: shared data backref parent 12915408896 count 1
[ 103.822148] item 39 key (7550152704 168 12288) itemoff 14785 itemsize 37
[ 103.823891] extent refs 1 gen 8 flags 1
[ 103.825117] ref#0: shared data backref parent 12915408896 count 1
[ 103.826770] item 40 key (7550164992 168 12288) itemoff 14748 itemsize 37
[ 103.828634] extent refs 1 gen 8 flags 1
[ 103.829825] ref#0: shared data backref parent 12915408896 count 1
[ 103.831482] item 41 key (7550177280 168 12288) itemoff 14711 itemsize 37
[ 103.833271] extent refs 1 gen 8 flags 1
[ 103.834512] ref#0: shared data backref parent 12915408896 count 1
[ 103.836181] item 42 key (7550189568 168 12288) itemoff 14674 itemsize 37
[ 103.837971] extent refs 1 gen 8 flags 1
[ 103.839255] ref#0: shared data backref parent 12915408896 count 1
[ 103.841066] item 43 key (7550201856 168 12288) itemoff 14637 itemsize 37
[ 103.843080] extent refs 1 gen 8 flags 1
[ 103.844450] ref#0: shared data backref parent 12915408896 count 1
[ 103.846317] item 44 key (7550214144 168 12288) itemoff 14600 itemsize 37
[ 103.848286] extent refs 1 gen 8 flags 1
[ 103.849647] ref#0: shared data backref parent 12915408896 count 1
[ 103.851373] item 45 key (7550226432 168 12288) itemoff 14563 itemsize 37
[ 103.853123] extent refs 1 gen 8 flags 1
[ 103.854370] ref#0: shared data backref parent 12915408896 count 1
[ 103.855922] item 46 key (7550238720 168 12288) itemoff 14526 itemsize 37
[ 103.857613] extent refs 1 gen 8 flags 1
[ 103.858815] ref#0: shared data backref parent 12915408896 count 1
[ 103.860629] item 47 key (7550251008 168 12288) itemoff 14489 itemsize 37
[ 103.862379] extent refs 1 gen 8 flags 1
[ 103.863572] ref#0: shared data backref parent 12915408896 count 1
[ 103.865192] item 48 key (7550263296 168 12288) itemoff 14452 itemsize 37
[ 103.867156] extent refs 1 gen 8 flags 1
[ 103.868559] ref#0: shared data backref parent 12915408896 count 1
[ 103.870353] item 49 key (7550275584 168 12288) itemoff 14415 itemsize 37
[ 103.872282] extent refs 1 gen 8 flags 1
[ 103.873621] ref#0: shared data backref parent 12915408896 count 1
[ 103.875483] item 50 key (7550287872 168 12288) itemoff 14378 itemsize 37
[ 103.877456] extent refs 1 gen 8 flags 1
[ 103.878808] ref#0: shared data backref parent 12915408896 count 1
[ 103.880700] item 51 key (7550300160 168 12288) itemoff 14341 itemsize 37
[ 103.882595] extent refs 1 gen 8 flags 1
[ 103.883928] ref#0: shared data backref parent 12915408896 count 1
[ 103.885784] item 52 key (7550312448 168 12288) itemoff 14304 itemsize 37
[ 103.887773] extent refs 1 gen 8 flags 1
[ 103.889119] ref#0: shared data backref parent 12915408896 count 1
[ 103.890982] item 53 key (7550324736 168 12288) itemoff 14267 itemsize 37
[ 103.892949] extent refs 1 gen 8 flags 1
[ 103.894317] ref#0: shared data backref parent 12915408896 count 1
[ 103.896196] item 54 key (7550337024 168 12288) itemoff 14230 itemsize 37
[ 103.898119] extent refs 1 gen 8 flags 1
[ 103.899457] ref#0: shared data backref parent 12915408896 count 1
[ 103.901260] item 55 key (7550349312 168 12288) itemoff 14193 itemsize 37
[ 103.903243] extent refs 1 gen 8 flags 1
[ 103.904590] ref#0: shared data backref parent 12915408896 count 1
[ 103.906360] item 56 key (7550361600 168 12288) itemoff 14156 itemsize 37
[ 103.908352] extent refs 1 gen 8 flags 1
[ 103.909696] ref#0: shared data backref parent 12915408896 count 1
[ 103.911544] item 57 key (7550373888 168 12288) itemoff 14119 itemsize 37
[ 103.913484] extent refs 1 gen 8 flags 1
[ 103.914840] ref#0: shared data backref parent 12915408896 count 1
[ 103.916722] item 58 key (7550386176 168 12288) itemoff 14082 itemsize 37
[ 103.918610] extent refs 1 gen 8 flags 1
[ 103.919917] ref#0: shared data backref parent 12915408896 count 1
[ 103.921737] item 59 key (7550398464 168 12288) itemoff 14045 itemsize 37
[ 103.923633] extent refs 1 gen 8 flags 1
[ 103.924949] ref#0: shared data backref parent 12915408896 count 1
[ 103.926814] item 60 key (7550410752 168 12288) itemoff 14008 itemsize 37
[ 103.928791] extent refs 1 gen 8 flags 1
[ 103.930148] ref#0: shared data backref parent 12915408896 count 1
[ 103.932015] item 61 key (7550423040 168 12288) itemoff 13971 itemsize 37
[ 103.933978] extent refs 1 gen 8 flags 1
[ 103.935300] ref#0: shared data backref parent 12915408896 count 1
[ 103.937034] item 62 key (7550435328 168 12288) itemoff 13934 itemsize 37
[ 103.938804] extent refs 1 gen 8 flags 1
[ 103.940190] ref#0: shared data backref parent 12915408896 count 1
[ 103.941935] item 63 key (7550447616 168 12288) itemoff 13897 itemsize 37
[ 103.943663] extent refs 1 gen 8 flags 1
[ 103.944856] ref#0: shared data backref parent 12915408896 count 1
[ 103.946601] item 64 key (7550459904 168 12288) itemoff 13860 itemsize 37
[ 103.948478] extent refs 1 gen 8 flags 1
[ 103.949773] ref#0: shared data backref parent 12915408896 count 1
[ 103.951587] item 65 key (7550472192 168 12288) itemoff 13823 itemsize 37
[ 103.953509] extent refs 1 gen 8 flags 1
[ 103.954809] ref#0: shared data backref parent 12915408896 count 1
[ 103.956624] item 66 key (7550484480 168 12288) itemoff 13786 itemsize 37
[ 103.958499] extent refs 1 gen 8 flags 1
[ 103.959789] ref#0: shared data backref parent 12915425280 count 1
[ 103.961575] item 67 key (7550496768 168 12288) itemoff 13749 itemsize 37
[ 103.963453] extent refs 1 gen 8 flags 1
[ 103.964763] ref#0: shared data backref parent 12915425280 count 1
[ 103.966566] item 68 key (7550509056 168 12288) itemoff 13712 itemsize 37
[ 103.968528] extent refs 1 gen 8 flags 1
[ 103.969886] ref#0: shared data backref parent 12915425280 count 1
[ 103.971797] item 69 key (7550521344 168 12288) itemoff 13675 itemsize 37
[ 103.973722] extent refs 1 gen 8 flags 1
[ 103.975026] ref#0: shared data backref parent 12915425280 count 1
[ 103.976821] item 70 key (7550533632 168 12288) itemoff 13638 itemsize 37
[ 103.978724] extent refs 1 gen 8 flags 1
[ 103.980091] ref#0: shared data backref parent 12915425280 count 1
[ 103.981963] item 71 key (7550545920 168 12288) itemoff 13601 itemsize 37
[ 103.983946] extent refs 1 gen 8 flags 1
[ 103.985294] ref#0: shared data backref parent 12915425280 count 1
[ 103.987105] item 72 key (7550558208 168 12288) itemoff 13564 itemsize 37
[ 103.997580] extent refs 1 gen 8 flags 1
[ 103.998898] ref#0: shared data backref parent 12915425280 count 1
[ 104.000716] item 73 key (7550570496 168 12288) itemoff 13527 itemsize 37
[ 104.002621] extent refs 1 gen 8 flags 1
[ 104.003925] ref#0: shared data backref parent 12915425280 count 1
[ 104.005513] item 74 key (7550582784 168 12288) itemoff 13490 itemsize 37
[ 104.007451] extent refs 1 gen 8 flags 1
[ 104.008770] ref#0: shared data backref parent 12915425280 count 1
[ 104.010582] item 75 key (7550595072 168 12288) itemoff 13453 itemsize 37
[ 104.012568] extent refs 1 gen 8 flags 1
[ 104.013918] ref#0: shared data backref parent 12915425280 count 1
[ 104.015782] item 76 key (7550607360 168 12288) itemoff 13416 itemsize 37
[ 104.017765] extent refs 1 gen 8 flags 1
[ 104.019090] ref#0: shared data backref parent 12915425280 count 1
[ 104.020901] item 77 key (7550619648 168 12288) itemoff 13379 itemsize 37
[ 104.022809] extent refs 1 gen 8 flags 1
[ 104.024160] ref#0: shared data backref parent 12915425280 count 1
[ 104.025952] item 78 key (7550631936 168 12288) itemoff 13342 itemsize 37
[ 104.027850] extent refs 1 gen 8 flags 1
[ 104.029148] ref#0: shared data backref parent 12915425280 count 1
[ 104.030891] item 79 key (7550644224 168 12288) itemoff 13305 itemsize 37
[ 104.032760] extent refs 1 gen 8 flags 1
[ 104.034032] ref#0: shared data backref parent 12915425280 count 1
[ 104.035771] item 80 key (7550656512 168 12288) itemoff 13268 itemsize 37
[ 104.037636] extent refs 1 gen 8 flags 1
[ 104.038905] ref#0: shared data backref parent 12915425280 count 1
[ 104.040709] item 81 key (7550668800 168 12288) itemoff 13231 itemsize 37
[ 104.042632] extent refs 1 gen 8 flags 1
[ 104.043927] ref#0: shared data backref parent 12915425280 count 1
[ 104.045772] item 82 key (7550681088 168 12288) itemoff 13194 itemsize 37
[ 104.047678] extent refs 1 gen 8 flags 1
[ 104.048986] ref#0: shared data backref parent 12915425280 count 1
[ 104.050793] item 83 key (7550693376 168 12288) itemoff 13157 itemsize 37
[ 104.052722] extent refs 1 gen 8 flags 1
[ 104.054036] ref#0: shared data backref parent 12915425280 count 1
[ 104.055867] item 84 key (7550705664 168 12288) itemoff 13120 itemsize 37
[ 104.057848] extent refs 1 gen 8 flags 1
[ 104.059145] ref#0: shared data backref parent 12915425280 count 1
[ 104.060941] item 85 key (7550717952 168 12288) itemoff 13083 itemsize 37
[ 104.062845] extent refs 1 gen 8 flags 1
[ 104.064128] ref#0: shared data backref parent 12915425280 count 1
[ 104.065880] item 86 key (7550730240 168 12288) itemoff 13046 itemsize 37
[ 104.067738] extent refs 1 gen 8 flags 1
[ 104.069039] ref#0: shared data backref parent 12915425280 count 1
[ 104.070841] item 87 key (7550742528 168 12288) itemoff 13009 itemsize 37
[ 104.072842] extent refs 1 gen 8 flags 1
[ 104.074149] ref#0: shared data backref parent 12915425280 count 1
[ 104.075938] item 88 key (7550754816 168 12288) itemoff 12972 itemsize 37
[ 104.077870] extent refs 1 gen 8 flags 1
[ 104.079177] ref#0: shared data backref parent 12915425280 count 1
[ 104.080995] item 89 key (7550767104 168 12288) itemoff 12935 itemsize 37
[ 104.082924] extent refs 1 gen 8 flags 1
[ 104.084297] ref#0: shared data backref parent 12915425280 count 1
[ 104.086150] item 90 key (7550779392 168 12288) itemoff 12898 itemsize 37
[ 104.088063] extent refs 1 gen 8 flags 1
[ 104.089377] ref#0: shared data backref parent 12915425280 count 1
[ 104.091150] item 91 key (7550791680 168 12288) itemoff 12861 itemsize 37
[ 104.093056] extent refs 1 gen 8 flags 1
[ 104.094350] ref#0: shared data backref parent 12915425280 count 1
[ 104.096173] item 92 key (7550803968 168 12288) itemoff 12824 itemsize 37
[ 104.098077] extent refs 1 gen 8 flags 1
[ 104.099361] ref#0: shared data backref parent 12915425280 count 1
[ 104.101121] item 93 key (7550816256 168 12288) itemoff 12787 itemsize 37
[ 104.103008] extent refs 1 gen 8 flags 1
[ 104.104297] ref#0: shared data backref parent 12915425280 count 1
[ 104.106081] item 94 key (7550828544 168 12288) itemoff 12750 itemsize 37
[ 104.107974] extent refs 1 gen 8 flags 1
[ 104.109295] ref#0: shared data backref parent 12915425280 count 1
[ 104.111066] item 95 key (7550840832 168 12288) itemoff 12713 itemsize 37
[ 104.112967] extent refs 1 gen 8 flags 1
[ 104.114261] ref#0: shared data backref parent 12915425280 count 1
[ 104.115916] item 96 key (7550853120 168 12288) itemoff 12676 itemsize 37
[ 104.117640] extent refs 1 gen 8 flags 1
[ 104.118875] ref#0: shared data backref parent 12915425280 count 1
[ 104.120509] item 97 key (7550865408 168 12288) itemoff 12639 itemsize 37
[ 104.122156] extent refs 1 gen 8 flags 1
[ 104.123308] ref#0: shared data backref parent 12915425280 count 1
[ 104.124884] item 98 key (7550877696 168 12288) itemoff 12602 itemsize 37
[ 104.126612] extent refs 1 gen 8 flags 1
[ 104.127829] ref#0: shared data backref parent 12915425280 count 1
[ 104.129434] item 99 key (7550889984 168 12288) itemoff 12565 itemsize 37
[ 104.131155] extent refs 1 gen 8 flags 1
[ 104.132501] ref#0: shared data backref parent 12915425280 count 1
[ 104.134353] item 100 key (7550902272 168 12288) itemoff 12528 itemsize 37
[ 104.136348] extent refs 1 gen 8 flags 1
[ 104.137680] ref#0: shared data backref parent 12915425280 count 1
[ 104.139515] item 101 key (7550914560 168 12288) itemoff 12491 itemsize 37
[ 104.141450] extent refs 1 gen 8 flags 1
[ 104.142747] ref#0: shared data backref parent 12915425280 count 1
[ 104.144628] item 102 key (7550926848 168 12288) itemoff 12454 itemsize 37
[ 104.146583] extent refs 1 gen 8 flags 1
[ 104.147918] ref#0: shared data backref parent 12915425280 count 1
[ 104.149800] item 103 key (7550939136 168 12288) itemoff 12417 itemsize 37
[ 104.151820] extent refs 1 gen 8 flags 1
[ 104.153185] ref#0: shared data backref parent 12915425280 count 1
[ 104.155038] item 104 key (7550951424 168 12288) itemoff 12380 itemsize 37
[ 104.156994] extent refs 1 gen 8 flags 1
[ 104.158305] ref#0: shared data backref parent 12915425280 count 1
[ 104.160059] item 105 key (7550963712 168 12288) itemoff 12343 itemsize 37
[ 104.162041] extent refs 1 gen 8 flags 1
[ 104.163343] ref#0: shared data backref parent 12915425280 count 1
[ 104.165122] item 106 key (7550976000 168 12288) itemoff 12306 itemsize 37
[ 104.166748] extent refs 1 gen 8 flags 1
[ 104.167929] ref#0: shared data backref parent 12915441664 count 1
[ 104.169624] item 107 key (7550988288 168 12288) itemoff 12269 itemsize 37
[ 104.171436] extent refs 1 gen 8 flags 1
[ 104.172703] ref#0: shared data backref parent 12915441664 count 1
[ 104.174373] item 108 key (7551000576 168 12288) itemoff 12232 itemsize 37
[ 104.176201] extent refs 1 gen 8 flags 1
[ 104.177348] ref#0: shared data backref parent 12915441664 count 1
[ 104.178988] item 109 key (7551012864 168 12288) itemoff 12195 itemsize 37
[ 104.180779] extent refs 1 gen 8 flags 1
[ 104.181980] ref#0: shared data backref parent 12915441664 count 1
[ 104.183531] item 110 key (7551025152 168 12288) itemoff 12158 itemsize 37
[ 104.185268] extent refs 1 gen 8 flags 1
[ 104.186464] ref#0: shared data backref parent 12915441664 count 1
[ 104.188077] BTRFS error (device vdb): unable to find ref byte nr 31883264 parent 0 root 18446744073709551607 owner 0 offset 0
[ 104.190938] ------------[ cut here ]------------
[ 104.192233] BTRFS: Transaction aborted (error -2)
[ 104.193563] WARNING: CPU: 0 PID: 21011 at fs/btrfs/extent-tree.c:3061 __btrfs_free_extent+0x6c7/0x900 [btrfs]
[ 104.196276] Modules linked in: xxhash_generic btrfs blake2b_generic libcrc32c crc32c_intel xor zstd_decompress zstd_compress xxhash lzo_compress lzo_decompress raid6_pq loop
[ 104.200443] CPU: 0 PID: 21011 Comm: btrfs Tainted: G W 5.7.0-rc6-default+ #1109
[ 104.202857] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.12.0-59-gc9ba527-rebuilt.opensuse.org 04/01/2014
[ 104.206257] RIP: 0010:__btrfs_free_extent+0x6c7/0x900 [btrfs]
[ 104.208018] Code: 8b 40 50 f0 48 0f ba a8 f8 1b 00 00 02 0f 92 c0 5e 84 c0 0f 85 44 d9 0c 00 be fe ff ff ff 48 c7 c7 e8 c4 27 c0 e8 19 92 ef f0 <0f> 0b e9 2c d9 0c 00 83 e8 01 49 8b 3e b9 11 00 00 00 48 8d 74 24
[ 104.213484] RSP: 0018:ffffac68455678b0 EFLAGS: 00010282
[ 104.215108] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000006
[ 104.217146] RDX: ffff8f6e74a2d500 RSI: ffff8f6e74a2de08 RDI: ffff8f6e74a2d500
[ 104.219176] RBP: 0000000001e68000 R08: 00000018426b0f4e R09: 0000000000000000
[ 104.221126] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 104.223127] R13: fffffffffffffff7 R14: ffff8f6e74474a88 R15: 00000000fffffffe
[ 104.225090] FS: 00007f9ab400b8c0(0000) GS:ffff8f6e7d600000(0000) knlGS:0000000000000000
[ 104.227602] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 104.229265] CR2: 000055f4d1e28e18 CR3: 00000000747d3006 CR4: 0000000000160ef0
[ 104.231230] Call Trace:
[ 104.232217] ? native_sched_clock_from_tsc+0x41/0xc0
[ 104.233711] ? btrfs_run_delayed_refs_for_head+0x197/0xcd0 [btrfs]
[ 104.235452] btrfs_run_delayed_refs_for_head+0x248/0xcd0 [btrfs]
[ 104.237153] ? _raw_read_unlock+0x1f/0x30
[ 104.238443] ? btrfs_merge_delayed_refs+0x3d3/0x480 [btrfs]
[ 104.240071] __btrfs_run_delayed_refs+0x9d/0x680 [btrfs]
[ 104.241662] ? join_transaction+0x15d/0x4c0 [btrfs]
[ 104.243119] ? kvm_sched_clock_read+0x14/0x30
[ 104.244486] ? sched_clock+0x5/0x10
[ 104.245671] ? sched_clock_cpu+0x15/0x130
[ 104.246987] btrfs_run_delayed_refs+0x86/0x1e0 [btrfs]
[ 104.248558] btrfs_commit_transaction+0x57/0xae0 [btrfs]
[ 104.250129] ? start_transaction+0xd2/0x5e0 [btrfs]
[ 104.251577] prepare_to_relocate+0x107/0x130 [btrfs]
[ 104.253145] relocate_block_group+0x5b/0x600 [btrfs]
[ 104.254491] btrfs_relocate_block_group+0x15e/0x340 [btrfs]
[ 104.255998] btrfs_relocate_chunk+0x38/0x110 [btrfs]
[ 104.257371] btrfs_shrink_device+0x214/0x530 [btrfs]
[ 104.258701] btrfs_rm_device+0x22e/0x7f0 [btrfs]
[ 104.260057] ? _copy_from_user+0x6a/0xa0
[ 104.261241] btrfs_ioctl+0x218f/0x2590 [btrfs]
[ 104.262524] ? __handle_mm_fault+0x1c1/0x740
[ 104.263783] ? do_user_addr_fault+0x1d8/0x3f0
[ 104.265202] ? kvm_sched_clock_read+0x14/0x30
[ 104.266596] ? sched_clock+0x5/0x10
[ 104.267780] ? sched_clock_cpu+0x15/0x130
[ 104.269056] ? do_user_addr_fault+0x1d8/0x3f0
[ 104.270437] ? ksys_ioctl+0x68/0xa0
[ 104.271634] ksys_ioctl+0x68/0xa0
[ 104.272705] __x64_sys_ioctl+0x16/0x20
[ 104.273851] do_syscall_64+0x50/0x210
[ 104.275171] entry_SYSCALL_64_after_hwframe+0x49/0xb3
[ 104.276793] RIP: 0033:0x7f9ab4104227
[ 104.278087] Code: 00 00 90 48 8b 05 69 8c 0c 00 64 c7 00 26 00 00 00 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 39 8c 0c 00 f7 d8 64 89 01 48
[ 104.291704] RSP: 002b:00007ffc5dd62938 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[ 104.294058] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9ab4104227
[ 104.295819] RDX: 00007ffc5dd62960 RSI: 000000005000943a RDI: 0000000000000003
[ 104.297535] RBP: 00007ffc5dd64b00 R08: 00007ffc5dd62998 R09: 006764762f766564
[ 104.299491] R10: 00007f9ab432ecf0 R11: 0000000000000202 R12: 0000000000000000
[ 104.301225] R13: 00007ffc5dd62960 R14: 000055ee38909e8c R15: 0000000000000003
[ 104.303016] irq event stamp: 1224070
[ 104.304101] hardirqs last enabled at (1224069): [<ffffffffb110a256>] console_unlock+0x436/0x590
[ 104.306736] hardirqs last disabled at (1224070): [<ffffffffb1002b5b>] trace_hardirqs_off_thunk+0x1a/0x1c
[ 104.309723] softirqs last enabled at (1224058): [<ffffffffb1a0031e>] __do_softirq+0x31e/0x55d
[ 104.312528] softirqs last disabled at (1224051): [<ffffffffb108d9ed>] irq_exit+0x9d/0xb0
[ 104.315200] ---[ end trace 0cea18996e5ca625 ]---
[ 104.316770] BTRFS: error (device vdb) in __btrfs_free_extent:3061: errno=-2 No such entry
[ 104.319480] BTRFS info (device vdb): forced readonly
[ 104.321109] BTRFS: error (device vdb) in btrfs_run_delayed_refs:2173: errno=-2 No such entry
[failed, exit status 1] [15:10:54]- output mismatch (see /tmp/fstests/results//btrfs/003.out.bad)
--- tests/btrfs/003.out 2018-04-12 16:57:00.608225550 +0000
+++ /tmp/fstests/results//btrfs/003.out.bad 2020-05-18 15:10:54.312000000 +0000
@@ -1,2 +1,4 @@
QA output created by 003
-Silence is golden
+ERROR: error removing device '/dev/vdg': Read-only file system
+btrfs device delete failed
+(see /tmp/fstests/results//btrfs/003.full for details)
...
(Run 'diff -u /tmp/fstests/tests/btrfs/003.out /tmp/fstests/results//btrfs/003.out.bad' to see the entire diff)
