A GFS2 filesystem threw an assertion which triggered a panic: "kernel BUG at fs/gfs2/inode.h:65!" on RHEL 6

Solution In Progress - Updated -

Issue

  • A GFS2 filesystem threw an assertion which triggered a panic: kernel BUG at fs/gfs2/inode.h:65! on RHEL 6:
GFS2: fsid=sasclus:lv_sasdata_prd.3: fatal assertion failed
------------[ cut here ]------------
kernel BUG at fs/gfs2/inode.h:65!
invalid opcode: 0000 [#1] SMP
last sysfs file: /sys/devices/system/cpu/online
CPU 1
Modules linked in: nfsd exportfs autofs4 gfs2 nfs lockd fscache auth_rpcgss nfs_acl sunrpc dlm configfs acpi_cpufreq freq_table mperf ipv6 iTCO_wdt iTCO_vendor_support sg microcode enic ipmi_devintf power_meter acpi_ipmi ipmi_si ipmi_msghandler sb_edac edac_core lpc_ich mfd_core joydev shpchp ext4 jbd2 mbcache dm_queue_length dm_round_robin sd_mod crc_t10dif fnic libfcoe libfc scsi_transport_fc scsi_tgt megaraid_sas wmi dm_multipath dm_mirror dm_region_hash dm_log dm_mod [last unloaded: scsi_wait_scan]

Pid: 8462, comm: delete_workqueu Not tainted 2.6.32-642.15.1.el6.x86_64 #1 Cisco Systems Inc UCSB-B22-M3/UCSB-B22-M3
RIP: 0010:[<ffffffffa045b2ae>]  [<ffffffffa045b2ae>] recursive_scan+0x73e/0x750 [gfs2]
RSP: 0018:ffff880c4d407a90  EFLAGS: 00010286
RAX: 0000000000000044 RBX: ffff88057b657800 RCX: 000000000000d967
RDX: 0000000000000000 RSI: 0000000000000046 RDI: 0000000000000246
RBP: ffff880c4d407b50 R08: 0000000000000000 R09: ffffffff81647b60
R10: 0000000000000001 R11: 0000000000000000 R12: ffff880c4fbb2638
R13: 000000001121f05f R14: 0000000000000008 R15: ffff880c4fbb3000
FS:  0000000000000000(0000) GS:ffff88002c220000(0000) knlGS:0000000000000000
CS:  0010 DS: 0018 ES: 0018 CR0: 000000008005003b
CR2: 00002ac3684b4ff0 CR3: 0000000001a8d000 CR4: 00000000000407e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process delete_workqueu (pid: 8462, threadinfo ffff880c4d404000, task ffff880c50d21520)
Stack:
 ffff880c4d407ab0 00000000ff86eedd ffff880c00000012 ffff880c000000b6
<d> 0000000100000000 ffff880c4fbb2018 ffff88057b657b88 0000000000000000
<d> ffff880c4fbb3000 ffff880100000000 ffff880c5ddbf000 ffff880c4d407c40
Call Trace:
 [<ffffffffa045b02b>] recursive_scan+0x4bb/0x750 [gfs2]
 [<ffffffff8112e6e7>] ? unlock_page+0x27/0x30
 [<ffffffff810a6727>] ? bit_waitqueue+0x17/0xd0
 [<ffffffffa045b3a5>] trunc_dealloc+0xe5/0x100 [gfs2]
 [<ffffffffa046246d>] ? gfs2_ea_dealloc+0x20d/0x5b0 [gfs2]
 [<ffffffffa045b3d0>] gfs2_file_dealloc+0x10/0x20 [gfs2]
 [<ffffffffa0485db8>] gfs2_delete_inode+0x1b8/0x440 [gfs2]
 [<ffffffffa0485c9d>] ? gfs2_delete_inode+0x9d/0x440 [gfs2]
 [<ffffffffa0485c00>] ? gfs2_delete_inode+0x0/0x440 [gfs2]
 [<ffffffff811b830e>] generic_delete_inode+0xde/0x1d0
 [<ffffffffa0468390>] ? delete_work_func+0x0/0x90 [gfs2]
 [<ffffffff811b8465>] generic_drop_inode+0x65/0x80
 [<ffffffffa0483cf7>] gfs2_drop_inode+0x37/0x40 [gfs2]
 [<ffffffff811b72b2>] iput+0x62/0x70
 [<ffffffffa046840f>] delete_work_func+0x7f/0x90 [gfs2]
 [<ffffffff8109fba0>] worker_thread+0x170/0x2a0
 [<ffffffff810a68a0>] ? autoremove_wake_function+0x0/0x40
 [<ffffffff8109fa30>] ? worker_thread+0x0/0x2a0
 [<ffffffff810a640e>] kthread+0x9e/0xc0
 [<ffffffff8100c28a>] child_rip+0xa/0x20
 [<ffffffff810a6370>] ? kthread+0x0/0xc0
 [<ffffffff8100c280>] ? child_rip+0x0/0x20
Code: 95 58 ff ff ff 43 8d 14 10 48 89 d0 48 f7 d8 48 89 45 88 e9 4b ff ff ff 48 8b 83 08 01 00 00 48 8b b8 90 02 00 00 e8 12 ca 02 00 <0f> 0b eb fe 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 55 48 89
RIP  [<ffffffffa045b2ae>] recursive_scan+0x73e/0x750 [gfs2]
 RSP <ffff880c4d407a90>

Environment

  • Red Hat Enterprise Linux Server 6 (with the High Availability Add On and Resilient Storage Add Ons)
  • A Global Filesystem 2(gfs2)

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