I'm still seeing this when running balance with 3.18-rc6:
[95334.066898] BTRFS info (device sdd1): relocating block group
6468350771200 flags 17
[95344.384279] BTRFS info (device sdd1): found 5371 extents
[95373.555640] BTRFS (device sdd1): parent transid verify failed on
5568935395328 wanted 70315 found 89269
[95373.574208] BTRFS (device sdd1): parent transid verify failed on
5568935395328 wanted 70315 found 89269
[95373.574483] ------------[ cut here ]------------
[95373.574542] kernel BUG at fs/btrfs/relocation.c:242!
[95373.574601] invalid opcode: 0000 [#1] SMP
[95373.574661] Modules linked in: ipt_MASQUERADE nf_nat_masquerade_ipv4
iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat
nf_conntrack ip_tables x_tables cpufreq_ondemand cpufreq_conservative
cpufreq_powersave cpufreq_stats nfsd auth_rpcgss oid_registry exportfs
nfs_acl nfs lockd grace fscache sunrpc ipv6 btrfs xor raid6_pq
zlib_deflate coretemp hwmon loop pcspkr i2c_i801 i2c_core battery
tpm_infineon tpm_tis tpm 8250_fintek video parport_pc parport ehci_pci
lpc_ich ehci_hcd mfd_core button acpi_cpufreq ext4 crc16 jbd2 mbcache
raid1 sg sd_mod ahci libahci libata scsi_mod r8169 mii
[95373.576506] CPU: 1 PID: 6089 Comm: btrfs Not tainted 3.18.0-rc6 #1
[95373.576568] Hardware name: System manufacturer System Product
Name/P8H77-M PRO, BIOS 1101 02/04/2013
[95373.576683] task: ffff8807e9b91810 ti: ffff8807da1b8000 task.ti:
ffff8807da1b8000
[95373.576794] RIP: 0010:[<ffffffffa0323144>] [<ffffffffa0323144>]
relocate_block_group+0x432/0x4de [btrfs]
[95373.576933] RSP: 0018:ffff8807da1bbb18 EFLAGS: 00010202
[95373.576993] RAX: ffff8806327a70f8 RBX: ffff8806327a7000 RCX:
0000000180200000
[95373.577056] RDX: ffff8806327a70d8 RSI: ffff8806327a70e8 RDI:
ffff8807ff403900
[95373.577118] RBP: ffff8807da1bbb88 R08: 0000000000000001 R09:
0000000000000000
[95373.577181] R10: 0000000000000003 R11: ffffffffa031f2aa R12:
ffff8804601de5a0
[95373.577243] R13: ffff8806327a7108 R14: 00000000fffffff4 R15:
ffff8806327a7020
[95373.577307] FS: 00007f9ccfa99840(0000) GS:ffff88081fa40000(0000)
knlGS:0000000000000000
[95373.577418] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[95373.577479] CR2: 00007f98c4133000 CR3: 00000007dd7bf000 CR4:
00000000001407e0
[95373.577540] Stack:
[95373.577594] ffffea0004962e80 ffff8806327a70e8 ffffea000c7fdb80
0000000000000000
[95373.577708] ffffea000d289600 00ffea000d289640 a8000005e22b2a30
0000000000001000
[95373.577822] ffff8802eb7b0240 ffff8806327a7000 0000000000000000
ffff8807f3b5a5a8
[95373.577937] Call Trace:
[95373.578009] [<ffffffffa0323348>]
btrfs_relocate_block_group+0x158/0x278 [btrfs]
[95373.578137] [<ffffffffa0300fd4>]
btrfs_relocate_chunk.isra.70+0x35/0xa5 [btrfs]
[95373.578263] [<ffffffffa03025d4>] btrfs_balance+0xa66/0xc6b [btrfs]
[95373.578329] [<ffffffff810bd63a>] ?
__alloc_pages_nodemask+0x137/0x702
[95373.578407] [<ffffffffa0308485>] btrfs_ioctl_balance+0x220/0x29f
[btrfs]
[95373.578483] [<ffffffffa030d586>] btrfs_ioctl+0x1134/0x22f6 [btrfs]
[95373.578547] [<ffffffff810d5d90>] ? handle_mm_fault+0x44d/0xa00
[95373.578610] [<ffffffff81175856>] ? avc_has_perm+0x2e/0xf7
[95373.578672] [<ffffffff810d88a9>] ? __vm_enough_memory+0x25/0x13c
[95373.578736] [<ffffffff8110f05d>] do_vfs_ioctl+0x3f2/0x43c
[95373.578798] [<ffffffff8110f0f5>] SyS_ioctl+0x4e/0x7d
[95373.578859] [<ffffffff81030ab3>] ? do_page_fault+0xc/0x11
[95373.578920] [<ffffffff813b58d2>] system_call_fastpath+0x12/0x17
[95373.578981] Code: 00 00 00 48 39 83 f8 00 00 00 74 02 0f 0b 4c 39 ab
08 01 00 00 74 02 0f 0b 48 83 7b 20 00 74 02 0f 0b 83 bb 20 01 00 00 00
74 02 <0f> 0b 83 bb 24 01 00 00 00 74 02 0f 0b 48 8b 73 18 48 8b 7b 08
[95373.579226] RIP [<ffffffffa0323144>]
relocate_block_group+0x432/0x4de [btrfs]
[95373.579352] RSP <ffff8807da1bbb18>
On 2014-10-04 00:06, Tomasz Chmielewski wrote:
On 2014-10-03 20:17 (Fri), Josef Bacik wrote:
On 10/02/2014 03:27 AM, Tomasz Chmielewski wrote:
Got this when running balance with 3.17.0-rc7:
Give these two patches a try
https://patchwork.kernel.org/patch/4938281/
https://patchwork.kernel.org/patch/4939761/
With these two patches applied on top of 3.13-rc7, it BUGs somewhere
else now:
[ 2030.858792] BTRFS info (device sdd1): relocating block group
6469424513024 flags 17
[ 2039.674077] BTRFS info (device sdd1): found 20937 extents
[ 2066.726661] BTRFS info (device sdd1): found 20937 extents
[ 2068.048208] BTRFS info (device sdd1): relocating block group
6468350771200 flags 17
[ 2080.796412] BTRFS info (device sdd1): found 46927 extents
[ 2092.703850] parent transid verify failed on 5568935395328 wanted
70315 found 71183
[ 2092.714622] parent transid verify failed on 5568935395328 wanted
70315 found 71183
[ 2092.725269] parent transid verify failed on 5568935395328 wanted
70315 found 71183
[ 2092.725680] ------------[ cut here ]------------
[ 2092.725740] kernel BUG at fs/btrfs/relocation.c:242!
[ 2092.725800] invalid opcode: 0000 [#1] SMP
[ 2092.725860] Modules linked in: ipt_MASQUERADE iptable_nat
nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack
ip_tables x_tables cpufreq_ondemand cpufreq_conservative
cpufreq_powersave cpufreq_stats bridge stp llc ipv6 btrfs xor raid6_pq
zlib_deflate coretemp hwmon loop i2c_i801 parport_pc pcspkr i2c_core
parport video battery tpm_infineon tpm_tis tpm lpc_ich mfd_core
ehci_pci ehci_hcd acpi_cpufreq button ext4 crc16 jbd2 mbcache raid1 sg
sd_mod ahci libahci libata scsi_mod r8169 mii
[ 2092.727740] CPU: 3 PID: 3937 Comm: btrfs Not tainted 3.17.0-rc7 #3
[ 2092.727801] Hardware name: System manufacturer System Product
Name/P8H77-M PRO, BIOS 1101 02/04/2013
[ 2092.727917] task: ffff8800c7883020 ti: ffff8800c7d04000 task.ti:
ffff8800c7d04000
[ 2092.728029] RIP: 0010:[<ffffffffa0322a4a>] [<ffffffffa0322a4a>]
relocate_block_group+0x432/0x4de [btrfs]
[ 2092.728169] RSP: 0018:ffff8800c7d07a58 EFLAGS: 00010206
[ 2092.728229] RAX: ffff8806c69a18f8 RBX: ffff8806c69a1800 RCX:
0000000180200000
[ 2092.728292] RDX: ffff8806c69a18d8 RSI: ffff8806c69a18e8 RDI:
ffff8807ff403900
[ 2092.728356] RBP: ffff8800c7d07ac8 R08: 0000000000000001 R09:
0000000000000000
[ 2092.728419] R10: 0000000000000003 R11: ffffffffa031eb54 R12:
ffff8805d515c240
[ 2092.728482] R13: ffff8806c69a1908 R14: 00000000fffffff4 R15:
ffff8806c69a1820
[ 2092.728546] FS: 00007f4f251d0840(0000) GS:ffff88081fac0000(0000)
knlGS:0000000000000000
[ 2092.728660] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2092.728721] CR2: ffffffffff600400 CR3: 00000000c7fb0000 CR4:
00000000001407e0
[ 2092.728783] Stack:
[ 2092.728837] ffffea0002edf300 ffff8806c69a18e8 ffffea0002edf000
0000000000000000
[ 2092.728952] ffffea0002edf080 00ffea0002edf0c0 a8000005e22b2a30
0000000000001000
[ 2092.729067] ffff8807d969f870 ffff8806c69a1800 0000000000000000
ffff8807f3f285b0
[ 2092.729183] Call Trace:
[ 2092.729256] [<ffffffffa0322c4e>]
btrfs_relocate_block_group+0x158/0x278 [btrfs]
[ 2092.729385] [<ffffffffa02ff79c>]
btrfs_relocate_chunk.isra.62+0x58/0x5f7 [btrfs]
[ 2092.729512] [<ffffffffa030e99f>] ?
btrfs_set_lock_blocking_rw+0x68/0x95 [btrfs]
[ 2092.729632] [<ffffffffa02bfb04>] ?
btrfs_set_path_blocking+0x23/0x54 [btrfs]
[ 2092.729704] [<ffffffffa02c4517>] ? btrfs_search_slot+0x7bc/0x816
[btrfs]
[ 2092.729782] [<ffffffffa02fbc81>] ? free_extent_buffer+0x6f/0x7c
[btrfs]
[ 2092.729859] [<ffffffffa0302679>] btrfs_balance+0xa7b/0xc80 [btrfs]
[ 2092.729935] [<ffffffffa0308177>] btrfs_ioctl_balance+0x220/0x29f
[btrfs]
[ 2092.730012] [<ffffffffa030d1e4>] btrfs_ioctl+0x10bd/0x2281 [btrfs]
[ 2092.730076] [<ffffffff810d5152>] ? handle_mm_fault+0x44d/0xa00
[ 2092.730140] [<ffffffff81173e76>] ? avc_has_perm+0x2e/0xf7
[ 2092.730202] [<ffffffff810d7c6d>] ? __vm_enough_memory+0x25/0x13c
[ 2092.730266] [<ffffffff8110d72d>] do_vfs_ioctl+0x3f2/0x43c
[ 2092.730328] [<ffffffff8110d7c5>] SyS_ioctl+0x4e/0x7d
[ 2092.730389] [<ffffffff81030a71>] ? do_page_fault+0xc/0xf
[ 2092.730452] [<ffffffff813b0652>] system_call_fastpath+0x16/0x1b
[ 2092.730512] Code: 00 00 00 48 39 83 f8 00 00 00 74 02 0f 0b 4c 39
ab 08 01 00 00 74 02 0f 0b 48 83 7b 20 00 74 02 0f 0b 83 bb 20 01 00
00 00 74 02 <0f> 0b 83 bb 24 01 00 00 00 74 02 0f 0b 48 8b 73 18 48 8b
7b 08
[ 2092.730759] RIP [<ffffffffa0322a4a>]
relocate_block_group+0x432/0x4de [btrfs]
[ 2092.730885] RSP <ffff8800c7d07a58>
[ 2092.731233] ---[ end trace 16c7709ebf2c379c ]---
Tomasz Chmielewski
http://www.sslrack.com
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