Kernel BUG at net/core/skbuff.c:1157!

Issue

• System got crashed with the following traces:

  kernel BUG at net/core/skbuff.c:1157!
  invalid opcode: 0000 [#1] SMP 
  last sysfs file: /sys/devices/system/cpu/online
  CPU 7 
  Modules linked in: 8021q garp stp llc nfs fscache auth_rpcgss nfs_acl mptctl mptbase autofs4 coretemp lockd sunrpc tcp_diag inet_diag ipv6 dm_multipath 
  enic(U) ipmi_devintf microcode power_meter acpi_ipmi ipmi_si ipmi_msghandler iTCO_wdt iTCO_vendor_support joydev sg ses enclosure sb_edac edac_core lpc_
  ich mfd_core shpchp ext4 jbd2 mbcache sd_mod crc_t10dif megaraid_sas wmi dm_mirror dm_region_hash dm_log dm_mod [last unloaded: speedstep_lib] 
  Pid: 12097, comm: mfs Tainted: G        W  -- ------------    2.6.32-642.6.2.el6.x86_64 #1 Cisco Systems Inc UCSC-C240-M3S/UCSC-C240-M3S
  RIP: 0010:[<ffffffff8146c11f>]  [<ffffffff8146c11f>] skb_put+0x4f/0x70
  RSP: 0018:ffff8800282e3d88  EFLAGS: 00010206
  RAX: ffff881c2ea950fe RBX: 0000000000000140 RCX: 0000000000000002
  RDX: 0000000000000b50 RSI: 000000000000023a RDI: ffff881df31947e8
  RBP: ffff8800282e3d98 R08: 0000000000000000 R09: ffff881df31947e8
  R10: 0000000000000000 R11: 00000000000000ad R12: ffff881c2ea95000
  R13: 000000000000823a R14: ffff8840257d0020 R15: ffff881df31947e8
  FS:  00007f44a994c700(0000) GS:ffff8800282e0000(0000) knlGS:0000000000000000
  CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  CR2: 00007f2c64544f58 CR3: 0000008024a7a000 CR4: 00000000000407e0
  DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  Process mfs (pid: 12097, threadinfo ffff883363780000, task ffff884021192ab0)
  Stack:
  0000000000000000 ffff8840257d06e0 ffff8800282e3e08 ffffffffa01d3444
  <d> ffffffff0000004e ffffffff81c1f2ad ffff884000000000 ffff881df31947e8
  <d> 000088000000023a 0000ffff00000000 00007c1cffff23fa ffff88402283f700
  Call Trace:
  <IRQ> 
  [<ffffffffa01d3444>] enic_rq_indicate_buf+0x1d4/0x4c0 [enic] <<
  [<ffffffffa01d37b2>] enic_rq_service+0x82/0xb0 [enic]
  [<ffffffffa01d3905>] enic_poll_msix_rq+0x125/0x2b0 [enic] <<
  [<ffffffff8147f263>] net_rx_action+0x103/0x300
  [<ffffffff81085275>] __do_softirq+0xe5/0x230
  [<ffffffff8100c38c>] call_softirq+0x1c/0x30
  <EOI> 
  [<ffffffff8100fca5>] ? do_softirq+0x65/0xa0
  [<ffffffff81084d7a>] local_bh_enable+0x9a/0xb0
  [<ffffffff8147ee34>] dev_queue_xmit+0x124/0x320
  [<ffffffff814bb334>] ip_finish_output+0x184/0x360
  [<ffffffff814bb5c8>] ip_output+0xb8/0xc0
  [<ffffffff8117ecbc>] ? transfer_objects+0x5c/0x80
  [<ffffffff814ba845>] ip_local_out+0x25/0x30
  [<ffffffff814bad50>] ip_queue_xmit+0x190/0x420
  [<ffffffff814d0602>] tcp_transmit_skb+0x4d2/0x910
  [<ffffffff814d2c1c>] tcp_write_xmit+0x1dc/0xa90
  [<ffffffff81180d7d>] ? __kmalloc_node+0x4d/0x60
  [<ffffffff814d3500>] tcp_push_one+0x30/0x40
  [<ffffffff814c394c>] tcp_sendmsg+0x9cc/0xa20
  [<ffffffff81466c4b>] sock_aio_write+0x19b/0x1c0
  [<ffffffff81466ab0>] ? sock_aio_write+0x0/0x1c0
  [<ffffffff8119982b>] do_sync_readv_writev+0xfb/0x140
  [<ffffffff810a68a0>] ? autoremove_wake_function+0x0/0x40
  [<ffffffff8123aa66>] ? security_file_permission+0x16/0x20
  [<ffffffff8119a8d6>] do_readv_writev+0xd6/0x1f0
  [<ffffffff8154c07b>] ? _spin_unlock_bh+0x1b/0x20
  [<ffffffff81467d55>] ? release_sock+0xe5/0x110
  [<ffffffff814c2a82>] ? do_tcp_setsockopt+0x102/0x490
  [<ffffffff8119aa36>] vfs_writev+0x46/0x60
  [<ffffffff8119ab61>] sys_writev+0x51/0xd0
  [<ffffffff8100b0d2>] system_call_fastpath+0x16/0x1b
  Code: 00 00 85 d2 75 25 8d 04 1e 01 77 68 3b 87 cc 00 00 00 89 87 c8 00 00 00 77 15 89 db 49 8d 04 1c 48 8b 1c 24 4c 8b 64 24 08 c9 c3 <0f> 0b eb fe 48 8b 55 08 e8 b4 f1 ff ff 0f 1f 40 00 eb dc 66 66 
  RIP  [<ffffffff8146c11f>] skb_put+0x4f/0x70
  RSP <ffff8800282e3d88>