kernel panics with a message "kernel BUG at include/linux/dcache.h:364!" in wildcard_match_inDir().

Issue

• kernel panics with a message "kernel BUG at include/linux/dcache.h:364!" in wildcard_match_inDir().

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kernel BUG at include/linux/dcache.h:364!
invalid opcode: 0000 [#1] SMP 
last sysfs file: /sys/devices/pci0000:00/0000:00:03.0/0000:16:00.1/host1/rport-1:0-0/target1:0:0/1:0:0:0/state
CPU 0 
Modules linked in: splxmod(U) iptable_filter ip_queue ip_tables autofs4 sunrpc cpufreq_ondemand acpi_cpufreq freq_table mperf bonding 8021q garp stp llc ipv6 vfat fat microcode shpchp sg i2c_i801 i2c_core iTCO_wdt iTCO_vendor_support ioatdma dca be2net ext3 jbd mbcache dm_round_robin sd_mod crc_t10dif wmi qla2xxx scsi_transport_fc scsi_tgt dm_multipath dm_mirror dm_region_hash dm_log dm_mod [last unloaded: scsi_wait_scan]

Pid: 25190, comm: ps Not tainted 2.6.32-279.el6.x86_64 #1 IBM  -[8737D2J]-/00Y2765
RIP: 0010:[<ffffffffa030e945>]  [<ffffffffa030e945>] wildcard_match_inDir+0x3f5/0x520 [splxmod]
RSP: 0018:ffff880038337bd8  EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff8805f1401b00 RCX: 00000000efd17419
RDX: 00000000efd17419 RSI: ffffffff81a84040 RDI: ffffffffefd17418
RBP: ffff880038337c68 R08: ffff8805e8c9c408 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8805f18ebd80
R13: ffff8805e751cfc0 R14: ffff880038337c08 R15: ffff880038337c18
FS:  00007f1f362927a0(0000) GS:ffff88003c200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000205e000 CR3: 0000000248777000 CR4: 00000000000406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process ps (pid: 25190, threadinfo ffff880038336000, task ffff8803d5cb8040)
Stack:
 ffff8805ffc00040 00006266d5cb8040 ffff880038337c30 ffffffffa031530f
<d> 00000000d5cb8040 ffff8805e8c9cde0 ffff8805e751cfc8 ffff8805e8c9c408
<d> ffff8805f18ebd80 ffff8805f1401b00 ffff8805f18ebd80 ffff8805e8c9cde0
Call Trace:
 [<ffffffffa030eb63>] inExcDirs+0xf3/0x250 [splxmod]
 [<ffffffffa030f9c2>] needToScanThisOpen+0x122/0x300 [splxmod]
 [<ffffffffa0307c8b>] openHook+0x37b/0xd90 [splxmod]
 [<ffffffff8117ca75>] ? fput+0x25/0x30
 [<ffffffff8117849d>] ? filp_close+0x5d/0x90
 [<ffffffff81271ba5>] ? _atomic_dec_and_lock+0x55/0x80
 [<ffffffffa0309321>] ? closeHook+0x1e1/0xbe0 [splxmod]
 [<ffffffff8117b92f>] ? vfs_read+0x12f/0x1a0
 [<ffffffff810d69e2>] ? audit_syscall_entry+0x272/0x2a0
 [<ffffffff8100b0f2>] system_call_fastpath+0x16/0x1b
Code: 18 00 00 00 4c 89 ee 48 c7 c7 35 e6 30 a0 41 ff d2 4c 8b 13 48 8b 85 70 ff ff ff 4d 85 d2 75 ca 4c 89 e3 49 89 c4 e9 2d fd ff ff <0f> 0b eb fe 8b b5 7c ff ff ff 48 c7 c2 fa 52 31 a0 48 c7 c7 a0 
RIP  [<ffffffffa030e945>] wildcard_match_inDir+0x3f5/0x520 [splxmod]
 RSP <ffff880038337bd8>

crash> bt
PID: 25190  TASK: ffff8803d5cb8040  CPU: 0   COMMAND: "ps"
 #0 [ffff880038337890] machine_kexec at ffffffff8103281b
 #1 [ffff8800383378f0] crash_kexec at ffffffff810ba662
 #2 [ffff8800383379c0] oops_end at ffffffff81501290
 #3 [ffff8800383379f0] die at ffffffff8100f26b
 #4 [ffff880038337a20] do_trap at ffffffff81500b84
 #5 [ffff880038337a80] do_invalid_op at ffffffff8100ce35
 #6 [ffff880038337b20] invalid_op at ffffffff8100bedb
    [exception RIP: wildcard_match_inDir+1013]
    RIP: ffffffffa030e945  RSP: ffff880038337bd8  RFLAGS: 00010246
    RAX: 0000000000000000  RBX: ffff8805f1401b00  RCX: 00000000efd17419
    RDX: 00000000efd17419  RSI: ffffffff81a84040  RDI: ffffffffefd17418
    RBP: ffff880038337c68   R8: ffff8805e8c9c408   R9: 0000000000000000
    R10: 0000000000000000  R11: 0000000000000000  R12: ffff8805f18ebd80
    R13: ffff8805e751cfc0  R14: ffff880038337c08  R15: ffff880038337c18
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
 #7 [ffff880038337bd0] wildcard_match_inDir at ffffffffa030e6c6 [splxmod]
 #8 [ffff880038337c70] inExcDirs at ffffffffa030eb63 [splxmod]
 #9 [ffff880038337cb0] needToScanThisOpen at ffffffffa030f9c2 [splxmod]
#10 [ffff880038337d00] openHook at ffffffffa0307c8b [splxmod]
#11 [ffff880038337f80] system_call_fastpath at ffffffff8100b0f2
    RIP: 0000003869cda170  RSP: 00007ffffbbc14a8  RFLAGS: 00000287
    RAX: 0000000000000002  RBX: ffffffff8100b0f2  RCX: 00007ffffbbc1594
    RDX: 0000000000000000  RSI: 0000000000000000  RDI: 000000386a211840
    RBP: 000000000000006a   R8: 0000000000000006   R9: 0000000000000000
    R10: 00000000fffffffa  R11: 0000000000000246  R12: 0000000000000000
    R13: 0000000000000000  R14: 0000000000000020  R15: 0000000001d9d2b0
    ORIG_RAX: 0000000000000002  CS: 0033  SS: 002b