Issue

• System panicked with this message:

BUG: unable to handle kernel paging request at ffffc90038490e00
IP: [<ffffffffa02badd9>] xfs_dir2_data_use_free+0xf9/0x2b0 [xfs]
PGD 107fc15067 PUD 87febf067 PMD f98071067 PTE 0
Oops: 0002 [#1] SMP 
last sysfs file: /sys/kernel/mm/redhat_transparent_hugepage/enabled
CPU 3 
Modules linked in: iptable_nat nf_nat nf_conntrack_ipv4 nf_conntrack nf_defrag_ipv4 bridge ip6_tables iptable_filter ip_tables ebtable_nat ebtables fuse softdog mpt2sas scsi_transport_sas raid_class mptctl mptbase sunrpc cpufreq_ondemand acpi_cpufreq freq_table mperf bonding 8021q garp stp llc ipv6 xfs exportfs vfat fat vhost_net macvtap macvlan tun kvm_intel kvm microcode i2c_i801 i2c_core iTCO_wdt iTCO_vendor_support igb shpchp ioatdma ixgbe dca ptp pps_core mdio ses enclosure sg ext4 jbd2 mbcache sd_mod crc_t10dif wmi megaraid_sas dm_multipath dm_mirror dm_region_hash dm_log dm_mod [last unloaded: scsi_wait_scan]

Pid: 4067, comm: glusterfsd Not tainted 2.6.32-358.32.3.el6.x86_64 #1 IBM  -[7158H2J]-/00FL490
RIP: 0010:[<ffffffffa02badd9>]  [<ffffffffa02badd9>] xfs_dir2_data_use_free+0xf9/0x2b0 [xfs]
RSP: 0018:ffff8808433a9a88  EFLAGS: 00010203
RAX: ffffc9003848a004 RBX: ffffc9003848a570 RCX: 0000000000000570
RDX: 0000000038487005 RSI: 0000000000000001 RDI: ffffc9003848a000
RBP: ffff8808433a9ae8 R08: 0000000000006892 R09: ffff8808433a9b70
R10: 0000000000000030 R11: ffffc9003848a540 R12: ffff8805d7ddcf78
R13: 0000000000000570 R14: 0000000000000030 R15: ffffc9003848a000
FS:  00007f2164504700(0000) GS:ffff880028260000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc90038490e00 CR3: 0000001072517000 CR4: 00000000000407e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process glusterfsd (pid: 4067, threadinfo ffff8808433a8000, task ffff8808615f6040)
Stack:
 ffff8805d7ddcb70 ffffc9003790e0a0 ffff8808433a9ca8 ffffc9003790e000
<d> ffff88000b5fd928 ffff8808433a9b70 ffff8808433a9ae8 ffffc9003790e0a0
<d> ffff8808433a9ca8 ffffc9003790e000 ffff88087181d000 ffffc9003790fffa
Call Trace:
 [<ffffffffa02bca56>] xfs_dir2_leaf_addname+0x316/0x900 [xfs]
 [<ffffffffa02ba983>] xfs_dir2_block_addname+0x853/0x9a0 [xfs]
 [<ffffffffa02b8d3a>] xfs_dir_createname+0x13a/0x1b0 [xfs]
 [<ffffffffa02e3d20>] xfs_link+0x1f0/0x300 [xfs]
 [<ffffffff811a2100>] ? mntput_no_expire+0x30/0x110
 [<ffffffff8119af57>] ? __d_lookup+0xa7/0x150
 [<ffffffffa02f1c70>] xfs_vn_link+0x40/0x70 [xfs]
 [<ffffffff8118f88c>] vfs_link+0x11c/0x190
 [<ffffffff8118eb9a>] ? lookup_hash+0x3a/0x50
 [<ffffffff81192b64>] sys_linkat+0x114/0x150
 [<ffffffff8119254f>] ? sys_mkdirat+0xef/0x130
 [<ffffffff81186e6e>] ? vfs_lstat+0x1e/0x20
 [<ffffffff81186e94>] ? sys_newlstat+0x24/0x50
 [<ffffffff8100b072>] system_call_fastpath+0x16/0x1b
Code: f0 48 8d 0c 0b 66 41 c1 c0 08 49 8d 1c 0f 89 da 66 44 89 43 02 66 c7 03 ff ff 66 44 29 fa 66 41 c1 c0 08 66 c1 c2 08 45 0f b7 c0 <66> 42 89 54 03 fe 48 8b 7d c0 48 89 da 4c 89 e6 48 89 45 b8 e8 
RIP  [<ffffffffa02badd9>] xfs_dir2_data_use_free+0xf9/0x2b0 [xfs]
 RSP <ffff8808433a9a88>
CR2: ffffc90038490e00