Server got rebooted with error '____cache_alloc_node+0x146/0x160'

Issue

• Server got rebooted with following errors:

   hpsa 0000:03:00.0: aborted: LUN:000000c000001501 CDB:12000000310000000000000000000000
   hpsa 0000:03:00.0: hpsa_update_device_info: inquiry failed
   hpsa 0000:03:00.0: Inquiry failed, skipping device.
   hpsa 0000:03:00.0: scsi 0:2:5:0: removed Direct-Access     ATA      MK001920GWCFB    RAID-UNKNOWN SSDSmartPathCap- En- Exp=0
   hpsa 0000:03:00.0: scsi 0:2:5:0: masked Direct-Access     ATA      MK001920GWCFB    RAID-UNKNOWN SSDSmartPathCap- En- Exp=0
   [...]
   ------------[ cut here ]------------
   kernel BUG at mm/slab.c:3356!
   invalid opcode: 0000 [#1] SMP 
   last sysfs file: /sys/module/ipv6/initstate
   [...]
   Pid: 26458, comm: s_writer Not tainted 2.6.32-754.9.1.el6.x86_64 #1 HP ProLiant DL380 Gen9/ProLiant DL380 Gen9
   RIP: 0010:[<ffffffff811869d6>]  [<ffffffff811869d6>] ____cache_alloc_node+0x146/0x160
   [...]
   Process app_writer (pid: 26458, threadinfo ffff881d6c1f8000, task ffff88204060f520)
   Stack:
    ffff881d6c1fb3f8 ffffffff8117cfef 00011220531004c0 ffff882052a18160
   <d> ffff8860531004c0 ffff8860531004c0 0000000000000002 ffff8860531004c0
   <d> 0000000000011220 0000000000000046 ffff881d6c1fb448 ffffffff81186d2c
   Call Trace:
    [<ffffffff8117cfef>] ? interleave_nodes+0x4f/0xa0
    [<ffffffff81186d2c>] alternate_node_alloc+0xcc/0xe0
    [<ffffffff8118770d>] kmem_cache_alloc+0xfd/0x1a0
    [<ffffffff81135da5>] mempool_alloc_slab+0x15/0x20
    [<ffffffff81135f69>] mempool_alloc+0x69/0x150
    [<ffffffff813aefcc>] scsi_sg_alloc+0x4c/0x60
    [<ffffffff812b55dc>] __sg_alloc_table+0x6c/0x150
    [<ffffffff813aef80>] ? scsi_sg_alloc+0x0/0x60
    [<ffffffff813aee78>] scsi_alloc_sgtable+0x28/0x60
    [<ffffffff813aeed1>] scsi_init_sgtable+0x21/0x70
    [<ffffffff813af1ea>] scsi_init_io+0x3a/0x1b0
    [<ffffffff813af3d9>] scsi_setup_fs_cmnd+0x79/0xe0
    [<ffffffffa00c6c78>] sd_prep_fn+0x168/0xe20 [sd_mod]
    [<ffffffff8128a07b>] blk_peek_request+0xcb/0x220
    [<ffffffff813ae533>] scsi_request_fn+0x63/0x750
    [<ffffffff812810c4>] ? elv_insert+0xb4/0x1a0
    [<ffffffff81286279>] __generic_unplug_device+0x49/0x70
   [...]
   Code: 90 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f c9 c3 0f 1f 44 00 00 48 8b 53 10 48 8d 73 10 48 89 cf e8 f0 1b 13 00 eb c6 0f 0b eb fe <0f> 0b 0f 1f 84 00 00 00 00 00 eb f6 66 66 66 66 66 2e 0f 1f 84 
   RIP  [<ffffffff811869d6>] ____cache_alloc_node+0x146/0x160
    RSP <ffff881d6c1fb3c8>