Kernel panic on efab_thr_release+0x11/0x100 [onload]

Issue

System panics with the following call trace:

exb:main[10933]: segfault at 0 ip 0000000000eb4bd3 sp 00007f31e1d87b60 error 4 in jisu_application[400000+1ee6000]
[onload] [3]: unable to allocate huge page, using standard pages instead
exb:main[11742]: segfault at 7f5d339c3120 ip 00007f5d3d4e30b0 sp 00007fff77a4f1c0 error 4 in libexb.so.02.08.14.7747[7f5d3ccd5000+f40000]
BUG: unable to handle kernel paging request at 00007f31e27894d8
IP: [<ffffffffa01df271>] efab_thr_release+0x11/0x100 [onload]
PGD 0 
Oops: 0002 [#1] SMP 
last sysfs file: /sys/devices/virtual/net/bond0/bonding/slaves
CPU 6 
Modules linked in: autofs4 sunrpc bonding 8021q garp stp llc ipv6 vfat fat microcode ipmi_si ipmi_msghandler iTCO_wdt iTCO_vendor_support cdc_ether usbnet mii sg i2c_i801 lpc_ich mfd_core shpchp ioatdma dca onload(U) sfc_char(U) sfc_resource(U) sfc_affinity(U) sfc(U) i2c_algo_bit i2c_core ptp pps_core mdio be2net ext4 jbd2 mbcache sd_mod crc_t10dif wmi megaraid_sas dm_mirror dm_region_hash dm_log dm_mod [last unloaded: scsi_wait_scan]

Pid: 10933, comm: exb:main Not tainted 2.6.32-504.16.2.el6.x86_64 #1 IBM System x3750 M4 -[8722W12]-/00AD833
RIP: 0010:[<ffffffffa01df271>]  [<ffffffffa01df271>] efab_thr_release+0x11/0x100 [onload]    
RSP: 0000:ffff88403449bb98  EFLAGS: 00010292
RAX: ffffffffa01c7350 RBX: 00007f31e27894c0 RCX: 0000000000000003
RDX: ffffffffa023d2e0 RSI: ffff8840517a96c0 RDI: 00007f31e27894c0
RBP: ffff88403449bba8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000008
R13: ffff886051f42728 R14: ffff886053a4b540 R15: ffff886053dd2c80
FS:  0000000000000000(0000) GS:ffff8820f0c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
CR2: 00007f31e27894d8 CR3: 0000000001a85000 CR4: 00000000000407e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process exb:main (pid: 10933, threadinfo ffff88403449a000, task ffff884034748ab0)
Stack:
 ffff88403449bbc8 ffff8840515c9e80 ffff88403449bbc8 ffffffffa01c737d
<d> ffff886051f42728 ffff8840517a96c0 ffff88403449bc18 ffffffff8118fb85
<d> ffff886051f42728 ffff886053a4b540 0000000000000000 ffff8840517a96c0
Call Trace:
 [<ffffffffa01c737d>] oo_fop_release+0x2d/0x40 [onload]
 [<ffffffff8118fb85>] __fput+0xf5/0x210
 [<ffffffff8118fcc5>] fput+0x25/0x30
 [<ffffffff8118af1d>] filp_close+0x5d/0x90
 [<ffffffff81077e0f>] put_files_struct+0x7f/0xf0
 [<ffffffff81077ed3>] exit_files+0x53/0x70
 [<ffffffff81079f4d>] do_exit+0x18d/0x870
 [<ffffffff8109ebb0>] ? autoremove_wake_function+0x0/0x40
 [<ffffffff8107a688>] do_group_exit+0x58/0xd0
 [<ffffffff81090336>] get_signal_to_deliver+0x1f6/0x460
 [<ffffffff8100a265>] do_signal+0x75/0x800
 [<ffffffff8100988e>] ? __switch_to+0x26e/0x320
 [<ffffffff81529825>] ? printk+0x41/0x44
 [<ffffffff8100aa80>] do_notify_resume+0x90/0xc0
 [<ffffffff8100badc>] retint_signal+0x48/0x8c
Code: e8 b5 fc ff ff c9 c3 0f 1f 00 48 89 c7 e8 18 eb ff ff c9 c3 66 0f 1f 44 00 00 55 48 89 e5 53 48 83 ec 08 0f 1f 44 00 00 48 89 fb <f0> ff 4f 18 0f 94 c0 84 c0 75 14 8b 47 18 83 f8 01 0f 84 a0 00 
RIP  [<ffffffffa01df271>] efab_thr_release+0x11/0x100 [onload]   
 RSP <ffff88403449bb98>
CR2: 00007f31e27894d8