Why the system logs are full of call traces "WARNING: at net/ipv4/tcp.c:1455 tcp_recvmsg+0xd40/0xe80()"
Issue
/var/log/messagesare full of call traces as shown below:
Jun 13 07:13:17 HOSTNAME kernel: WARNING: at net/ipv4/tcp.c:1455 tcp_recvmsg+0xd40/0xe80() (Tainted: G W --------------- )
Jun 13 07:13:17 HOSTNAME kernel: Hardware name: VMware Virtual Platform
Jun 13 07:13:17 HOSTNAME kernel: recvmsg bug 2: copied 73398144 seq 73392D44 rcvnxt 73578016 fl 0
Jun 13 07:13:17 HOSTNAME kernel: Modules linked in: nfsd lockd nfs_acl auth_rpcgss exportfs sunrpc vsock(U) ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_state nf_conntrack ip6table_filter ip6_ta
bles ipv6 ext3 jbd ppdev parport_pc parport vmware_balloon sg vmci(U) i2c_piix4 i2c_core shpchp ext4 mbcache jbd2 sd_mod crc_t10dif sr_mod cdrom vmxnet3 vmw_pvscsi pata_acpi ata_generic ata_piix d
m_mirror dm_region_hash dm_log dm_mod [last unloaded: scsi_wait_scan]
Jun 13 07:13:17 HOSTNAME kernel: Pid: 7697, comm: java Tainted: G W --------------- 2.6.32-358.6.1.el6.x86_64 #1
Jun 13 07:13:17 HOSTNAME kernel: Call Trace:
Jun 13 07:13:17 HOSTNAME kernel: [<ffffffff8106e2e7>] ? warn_slowpath_common+0x87/0xc0
Jun 13 07:13:17 HOSTNAME kernel: [<ffffffff8106e3d6>] ? warn_slowpath_fmt+0x46/0x50
Jun 13 07:13:17 HOSTNAME kernel: [<ffffffff8148f763>] ? tcp_recvmsg+0xd43/0xe80
Jun 13 07:13:17 HOSTNAME kernel: [<ffffffff8148f760>] ? tcp_recvmsg+0xd40/0xe80
Jun 13 07:13:17 HOSTNAME kernel: [<ffffffff814381f9>] ? sock_common_recvmsg+0x39/0x50
Jun 13 07:13:17 HOSTNAME kernel: [<ffffffff814377f3>] ? sock_recvmsg+0x133/0x160
Jun 13 07:13:17 HOSTNAME kernel: [<ffffffff8127d86d>] ? rb_insert_color+0x9d/0x160
Jun 13 07:13:17 HOSTNAME kernel: [<ffffffff81096ca0>] ? autoremove_wake_function+0x0/0x40
Jun 13 07:13:17 HOSTNAME kernel: [<ffffffff81510586>] ? _spin_lock_bh+0x16/0x40
Jun 13 07:13:17 HOSTNAME kernel: [<ffffffff814390bc>] ? lock_sock_nested+0xac/0xc0
Jun 13 07:13:17 HOSTNAME kernel: [<ffffffff81438ffe>] ? release_sock+0xce/0xe0
Jun 13 07:13:17 HOSTNAME kernel: [<ffffffff8148becd>] ? tcp_ioctl+0x7d/0x1c0
Jun 13 07:13:17 HOSTNAME kernel: [<ffffffff8100b9ce>] ? common_interrupt+0xe/0x13
Jun 13 07:13:17 HOSTNAME kernel: [<ffffffff8143796e>] ? sys_recvfrom+0xee/0x180
Jun 13 07:13:17 HOSTNAME kernel: [<ffffffff8150db90>] ? thread_return+0x4e/0x76e
Jun 13 07:13:17 HOSTNAME kernel: [<ffffffff811956de>] ? sys_ioctl+0x8e/0xa0
Jun 13 07:13:17 HOSTNAME kernel: [<ffffffff8100b072>] ? system_call_fastpath+0x16/0x1b
Jun 13 07:13:17 HOSTNAME kernel: ---[ end trace 2d0a18dea6f10a4a ]---
Jun 13 07:13:17 HOSTNAME kernel: ------------[ cut here ]------------
Environment
- Red Hat Enterprise Linux 6.4
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