general protection fault in __kmalloc_node_track_caller+0xf3/0x270 in RHEL 7

Issue

• Our system crashed with a general protection fault. The dmesg log from the vmcore contains the following:

[179099.936215] general protection fault: 0000 [#1] SMP 
[179099.936256] Modules linked in: iptable_nat nf_nat_ipv4 nf_nat fuse btrfs zlib_deflate raid6_pq xor msdos binfmt_misc vfat fat loop vhost_net macvtap macvlan ip6table_filter ip6_tables ebt_arp ebtable_nat ebtables rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver nfs lockd sunrpc fscache dm_service_time scsi_transport_iscsi softdog dm_multipath xt_physdev ipt_REJECT nf_conntrack_ipv4 nf_defrag_ipv4 xt_multiport xt_conntrack nf_conntrack iptable_filter ip_tables 8021q garp mrp tun bridge stp llc bonding ipmi_devintf dcdbas ext4 mbcache jbd2 kvm_amd kvm sp5100_tco crct10dif_pclmul crc32_pclmul ipmi_si crc32c_intel ipmi_msghandler shpchp ghash_clmulni_intel pcspkr aesni_intel lrw gf128mul amd64_edac_mod glue_helper ablk_helper edac_mce_amd cryptd edac_core serio_raw acpi_power_meter i2c_piix4 k10temp fam15h_power
[179099.936754]  xfs libcrc32c sd_mod sr_mod cdrom crc_t10dif usb_storage crct10dif_common mgag200 syscopyarea sysfillrect qla2xxx sysimgblt i2c_algo_bit drm_kms_helper ttm scsi_transport_fc ixgbe drm ahci scsi_tgt libahci mdio ptp i2c_core libata pps_core megaraid_sas dca bnx2 dm_mirror dm_region_hash dm_log dm_mod
[179099.936947] CPU: 4 PID: 26417 Comm: qemu-kvm Tainted: G        W   --------------   3.10.0-229.4.2.el7.x86_64 #1
[179099.936998] Hardware name: Dell Inc. PowerEdge R815/0W13NR, BIOS 3.2.2 09/15/2014
[179099.937037] task: ffff887fc71edb00 ti: ffff887fc4410000 task.ti: ffff887fc4410000
[179099.937076] RIP: 0010:[<ffffffff811ae353>]  [<ffffffff811ae353>] __kmalloc_node_track_caller+0xf3/0x270
[179099.937129] RSP: 0018:ffff887fc4413b28  EFLAGS: 00010246
[179099.937158] RAX: 0000000000000000 RBX: ffff881fb0ed0000 RCX: 000000000005b2a9
[179099.937196] RDX: 000000000005b2a8 RSI: 0000000000000000 RDI: 00000000000164a0
[179099.937232] RBP: ffff887fc4413b70 R08: ffff880fdfd164a0 R09: ffff880fdf807200
[179099.937269] R10: ffff880fdf807200 R11: 0000000000000000 R12: 00000000000106d0
[179099.937306] R13: 00000000000002c0 R14: 626d22202c303434 R15: 00000000ffffffff
[179099.937344] FS:  00007ff1d0f32a40(0000) GS:ffff880fdfd00000(0000) knlGS:0000000000000000
[179099.937385] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[179099.937415] CR2: 0000003773f55a42 CR3: 0000007faaade000 CR4: 00000000000407e0
[179099.937452] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[179099.937489] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[179099.937525] Stack:
[179099.937538]  ffff887fc71edb00 00000001c4413b90 ffff880fdf807200 ffffffff814ecced
[179099.937605]  ffff881fb0ed0000 ffff887fc4413bcf 00000000000004d0 00000000000002c0
[179099.937661]  00000000ffffffff ffff887fc4413bb0 ffffffff814ebfd1 ffffffff814eccbd
[179099.937716] Call Trace:
[179099.937738]  [<ffffffff814ecced>] ? __alloc_skb+0x8d/0x2d0
[179099.937772]  [<ffffffff814ebfd1>] __kmalloc_reserve.isra.27+0x31/0x90
[179099.937810]  [<ffffffff814eccbd>] ? __alloc_skb+0x5d/0x2d0
[179099.937844]  [<ffffffff814ecced>] __alloc_skb+0x8d/0x2d0
[179099.939203]  [<ffffffff814e6e28>] sock_alloc_send_pskb+0x1e8/0x380
[179099.940532]  [<ffffffff814e6fd5>] sock_alloc_send_skb+0x15/0x20
[179099.941849]  [<ffffffff815a10bf>] unix_stream_sendmsg+0x27f/0x420
[179099.943147]  [<ffffffff8126bd25>] ? sock_has_perm+0x75/0x90
[179099.944429]  [<ffffffff814e27a7>] sock_aio_write+0x157/0x180
[179099.945690]  [<ffffffff811c5e7d>] do_sync_write+0x8d/0xd0
[179099.946956]  [<ffffffff811c6715>] vfs_write+0x1b5/0x1e0
[179099.948209]  [<ffffffff814e4c35>] ? __sys_recvmsg+0x85/0x90
[179099.949474]  [<ffffffff811c7068>] SyS_write+0x58/0xb0
[179099.950747]  [<ffffffff81614169>] system_call_fastpath+0x16/0x1b
[179099.952027] Code: 00 49 63 41 18 66 66 66 66 90 4c 89 f0 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 1f 40 00 49 63 42 20 48 8d 4a 01 49 8b 3a <49> 8b 1c 06 4c 89 f0 65 48 0f c7 0f 0f 94 c0 84 c0 0f 84 5a ff 
[179099.954838] RIP  [<ffffffff811ae353>] __kmalloc_node_track_caller+0xf3/0x270
[179099.956230]  RSP <ffff887fc4413b28>