Description of problem:<br />
This CentOS server is running on Vmware ESXI 5.5 on HP DL380 G6. This VM has 3GB ram, and 3VCPU.<br />
This server is running postfix, dovecot, mysql, and few more services as part of Virtualmin. Also this server is running Openfire server. Traffic is very minimal.<br />
<br />
Version-Release number of selected component:<br />
kernel<br />
<br />
Truncated backtrace:<br />
BUG: soft lockup - CPU#1 stuck for 24s! [rtkit-daemon:771]<br />
Modules linked in: tcp_lp bnep bluetooth rfkill fuse ip6t_rpfilter ip6t_REJECT ipt_REJECT xt_conntrack ebtable_nat ebtable_broute bridge stp llc ebtable_filter ebtables ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw ip6table_filter ip6_tables iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw iptable_filter ip_tables binfmt_misc coretemp ppdev crc32c_intel vmw_balloon serio_raw pcspkr parport_pc parport vmw_vmci i2c_piix4 shpchp nfsd auth_rpcgss nfs_acl lockd sunrpc uinput xfs libcrc32c sr_mod sd_mod cdrom crc_t10dif ata_generic crct10dif_common pata_acpi vmwgfx drm_kms_helper mptspi scsi_transport_spi mptscsih mptbase vmxnet3 ttm drm ata_piix libata i2c_core<br />
floppy dm_mirror dm_region_hash dm_log dm_mod<br />
CPU: 1 PID: 771 Comm: rtkit-daemon Not tainted 3.10.0-229.1.2.el7.x86_64 #1<br />
Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 04/14/2014<br />
task: ffff8800b79e5b00 ti: ffff8800b9f48000 task.ti: ffff8800b9f48000<br />
RIP: 0010:[<ffffffffa014c3be>] [<ffffffffa014c3be>] mpt_put_msg_frame+0x5e/0x80 [mptbase]<br />
RSP: 0000:ffff8800bfa83b90 EFLAGS: 00000246<br />
RAX: ffffc90008780000 RBX: ffff8800bfa83bb8 RCX: 0000000000000004<br />
RDX: ffff880036477400 RSI: ffff8800364fc000 RDI: 000000000000000e<br />
RBP: ffff8800bfa83ba0 R08: 0000000000000003 R09: 00000000063cafff<br />
R10: ffffffff813efa77 R11: ffffea0001f9e880 R12: ffff8800bfa83b08<br />
R13: ffffffff8161569d R14: ffff8800bfa83ba0 R15: ffff8800364fc000<br />
FS: 00007f22cb65c700(0000) GS:ffff8800bfa80000(0000) knlGS:0000000000000000<br />
CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b<br />
CR2: 00007f22cb65ca08 CR3: 00000000b6eac000 CR4: 00000000000007e0<br />
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000<br />
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400<br />
Stack:<br />
ffff8800364fcd30 0000000000000018 ffff8800bfa83c48 ffffffffa00a5729<br />
ffff8800364fc008 04000000bfa83be0 0000000000000004 ffff88007e7a2000<br />
0000000000000010 ffff8800364fc188 0000006000000004 ffff8800367029b0<br />
Call Trace:
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