Clustered node panicked in xfs_da_do_buf()
Issue
- Clustered node panicked with the following message:
<1>BUG: unable to handle kernel NULL pointer dereference at 0000000000000008
<1>IP: [<ffffffffa051a110>] xfs_da_do_buf+0x620/0x770 [xfs]
<4>PGD 0
<4>Oops: 0000 [#1] SMP
<4>last sysfs file: /sys/devices/pci0000:00/0000:00:05.0/0000:11:00.1/host4/rport-4:0-1/target4:0:1/4:0:1:6/state
<4>CPU 67
<4>Modules linked in: dm_log_userspace nfsd nfs_acl auth_rpcgss xfs exportfs dlm configfs mptctl mptbase lockd sunrpc bonding 8021q garp stp llc ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_state nf_conntrac
k ip6table_filter ip6_tables ipv6 dm_round_robin dm_multipath ses enclosure power_meter be2net qla2xxx scsi_transport_fc scsi_tgt netxen_nic serio_raw iTCO_wdt iTCO_vendor_support hpilo hpwdt sg i7core_edac edac_core shpchp ext4 mbcache jbd2 sr_mod cdrom sd_mod crc_t10dif pata_acpi ata_generic ata_piix hpsa radeon ttm drm_kms_helper drm i2c_algo_bit i2c_core dm_mirror dm_region_hash dm_log dm_mod [last unloaded: scsi_wait_scan]
<4>
<4>Pid: 158750, comm: nfsd Not tainted 2.6.32-358.2.1.el6.x86_64 #1 HP ProLiant DL980 G7
<4>RIP: 0010:[<ffffffffa051a110>] [<ffffffffa051a110>] xfs_da_do_buf+0x620/0x770 [xfs]
<4>RSP: 0018:ffff88089e2ff820 EFLAGS: 00010246
<4>RAX: 0000000000000000 RBX: ffff8808df03e000 RCX: 0000000000000002
<4>RDX: 0000000000000000 RSI: ffff888fbcbd9c50 RDI: 0000000000000001
<4>RBP: ffff88089e2ff900 R08: 0000000000000000 R09: 0000000000000004
<4>R10: ffffffff81641c40 R11: ffff8810669cee0f R12: 0000000000000000
<4>R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000
<4>FS: 0000000000000000(0000) GS:ffff890038820000(0000) knlGS:0000000000000000
<4>CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b
<4>CR2: 0000000000000008 CR3: 00000007ec997000 CR4: 00000000000007e0
<4>DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
<4>DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
<4>Process nfsd (pid: 158750, threadinfo ffff88089e2fe000, task ffff880a62b6b500)
<4>Stack:
<4> ffff88089e2ff8c0 ffffffff8109c99f ffff88089e2ff840 ffffffff810913cf
<4><d> ffff88089e2ff8b0 ffff8900591166c0 ffff88089e2ff880 0000000000000001
<4><d> ffff88089e2ff890 ffff88089e2ff9d0 000000009e2ff8f8 0000000000000000
<4>Call Trace:
<4> [<ffffffff8109c99f>] ? up+0x2f/0x50
<4> [<ffffffff810913cf>] ? queue_work+0x1f/0x30
<4> [<ffffffffa0546f08>] ? xfs_trans_brelse+0xe8/0x130 [xfs]
<4> [<ffffffffa051a2da>] xfs_da_read_buf+0x2a/0x30 [xfs]
<4> [<ffffffffa0520c56>] ? xfs_dir2_leaf_getdents+0x266/0x780 [xfs]
<4> [<ffffffffa0520c56>] xfs_dir2_leaf_getdents+0x266/0x780 [xfs]
<4> [<ffffffffa0040560>] ? filldir_one+0x0/0x60 [exportfs]
<4> [<ffffffffa051d459>] xfs_readdir+0xf9/0x130 [xfs]
<4> [<ffffffffa0040560>] ? filldir_one+0x0/0x60 [exportfs]
<4> [<ffffffffa0552350>] ? xfs_dir_open+0x0/0x80 [xfs]
<4> [<ffffffffa0040560>] ? filldir_one+0x0/0x60 [exportfs]
<4> [<ffffffffa0552409>] xfs_file_readdir+0x39/0x50 [xfs]
<4> [<ffffffff81196460>] vfs_readdir+0xc0/0xe0
<4> [<ffffffffa0040214>] exportfs_get_name+0x124/0x160 [exportfs]
<4> [<ffffffffa00403e9>] reconnect_path+0x199/0x310 [exportfs]
<4> [<ffffffffa00407aa>] exportfs_decode_fh+0xea/0x2bc [exportfs]
<4> [<ffffffffa05dc810>] ? nfsd_acceptable+0x0/0x120 [nfsd]
<4> [<ffffffffa043e600>] ? cache_check+0x60/0x360 [sunrpc]
<4> [<ffffffffa05e2702>] ? exp_find_key+0x62/0xb0 [nfsd]
<4> [<ffffffffa05dcd0a>] fh_verify+0x32a/0x640 [nfsd]
<4> [<ffffffffa05e79ac>] nfsd3_proc_getattr+0x6c/0xe0 [nfsd]
<4> [<ffffffffa05d943e>] nfsd_dispatch+0xfe/0x240 [nfsd]
<4> [<ffffffffa0434654>] svc_process_common+0x344/0x640 [sunrpc]
<4> [<ffffffff81063310>] ? default_wake_function+0x0/0x20
<4> [<ffffffffa0434c90>] svc_process+0x110/0x160 [sunrpc]
<4> [<ffffffffa05d9b62>] nfsd+0xc2/0x160 [nfsd]
<4> [<ffffffffa05d9aa0>] ? nfsd+0x0/0x160 [nfsd]
<4> [<ffffffff81096936>] kthread+0x96/0xa0
<4> [<ffffffff8100c0ca>] child_rip+0xa/0x20
<4> [<ffffffff810968a0>] ? kthread+0x0/0xa0
<4> [<ffffffff8100c0c0>] ? child_rip+0x0/0x20
<4>Code: 44 00 00 45 31 e4 48 83 7d c0 00 0f 84 6a fd ff ff 48 8b 55 18 48 8d 75 c0 bf 01 00 00 00 e8 98 f3 ff ff 49 89 c4 e9 50 fd ff ff <4d> 8b 6c 24 08 41 0f b7 45 08 41 8b 55 00 0f ca 66 c1 c0 08 0f
<1>RIP [<ffffffffa051a110>] xfs_da_do_buf+0x620/0x770 [xfs]
<4> RSP <ffff88089e2ff820>
<4>CR2: 0000000000000008
Environment
- Redhat Enterprise Linux 6.4
- NFS
- XFS
- Clustered
Subscriber exclusive content
A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.
Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.
