Fix Common Problems alerted me to a call trace that was just ptower-diagnostics-20180520-0935.zip osted and stated I should post in support so here goes.  Nothing hardware wise has changed on the server.  I have attached my server diagnostics.

 

Unraid 6.5.2 on an i3-4340.

 

May 18 20:06:34 Tower kernel: ------------[ cut here ]------------
May 18 20:06:34 Tower kernel: WARNING: CPU: 2 PID: 0 at net/sched/sch_generic.c:320 dev_watchdog+0x157/0x1b8
May 18 20:06:34 Tower kernel: Modules linked in: xt_nat veth ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 iptable_filter ip_tables nf_nat xfs md_mod x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel pcbc aesni_intel aes_x86_64 crypto_simd glue_helper cryptd r8169 i2c_i801 i2c_core intel_cstate intel_uncore ahci intel_rapl_perf libahci mii video backlight thermal button fan
May 18 20:06:34 Tower kernel: CPU: 2 PID: 0 Comm: swapper/2 Not tainted 4.14.40-unRAID #1
May 18 20:06:34 Tower kernel: Hardware name: Gigabyte Technology Co., Ltd. H81M-H/H81M-H, BIOS F9 08/11/2015
May 18 20:06:34 Tower kernel: task: ffff8802159ba940 task.stack: ffffc90000cd4000
May 18 20:06:34 Tower kernel: RIP: 0010:dev_watchdog+0x157/0x1b8
May 18 20:06:34 Tower kernel: RSP: 0018:ffff88021f303e98 EFLAGS: 00010292
May 18 20:06:34 Tower kernel: RAX: 0000000000000039 RBX: ffff880201ed0000 RCX: 0000000000000000
May 18 20:06:34 Tower kernel: RDX: 0000000000040001 RSI: 00000000000000f6 RDI: 0000000000000300
May 18 20:06:34 Tower kernel: RBP: 0000000000000000 R08: 0000000000000003 R09: ffffffff81fe4700
May 18 20:06:34 Tower kernel: R10: 00000000000002bc R11: 000000000000005c R12: ffff880201ed039c
May 18 20:06:34 Tower kernel: R13: 0000000000000002 R14: 0000000000000001 R15: ffff880201f9cc80
May 18 20:06:34 Tower kernel: FS:  0000000000000000(0000) GS:ffff88021f300000(0000) knlGS:0000000000000000
May 18 20:06:34 Tower kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
May 18 20:06:34 Tower kernel: CR2: 00001503f1fea000 CR3: 0000000001c0a005 CR4: 00000000001606e0
May 18 20:06:34 Tower kernel: Call Trace:
May 18 20:06:34 Tower kernel: <IRQ>
May 18 20:06:34 Tower kernel: ? qdisc_rcu_free+0x39/0x39
May 18 20:06:34 Tower kernel: ? qdisc_rcu_free+0x39/0x39
May 18 20:06:34 Tower kernel: call_timer_fn.isra.4+0x14/0x70
May 18 20:06:34 Tower kernel: expire_timers+0x82/0x95
May 18 20:06:34 Tower kernel: run_timer_softirq+0x62/0xe5
May 18 20:06:34 Tower kernel: ? tick_sched_timer+0x33/0x61
May 18 20:06:34 Tower kernel: ? recalibrate_cpu_khz+0x6/0x6
May 18 20:06:34 Tower kernel: ? ktime_get+0x3a/0x8d
May 18 20:06:34 Tower kernel: __do_softirq+0xcd/0x1c2
May 18 20:06:34 Tower kernel: irq_exit+0x4f/0x8e
May 18 20:06:34 Tower kernel: smp_apic_timer_interrupt+0x7a/0x85
May 18 20:06:34 Tower kernel: apic_timer_interrupt+0x7d/0x90
May 18 20:06:34 Tower kernel: </IRQ>
May 18 20:06:34 Tower kernel: RIP: 0010:cpuidle_enter_state+0xe3/0x135
May 18 20:06:34 Tower kernel: RSP: 0018:ffffc90000cd7ef8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff10
May 18 20:06:34 Tower kernel: RAX: ffff88021f320980 RBX: 0000000000000000 RCX: 000000000000001f
May 18 20:06:34 Tower kernel: RDX: 00007854bdba9ccc RSI: 0000000000020180 RDI: 0000000000000000
May 18 20:06:34 Tower kernel: RBP: ffff88021f328600 R08: 0001b044e61b4574 R09: 0000000000000078
May 18 20:06:34 Tower kernel: R10: ffffc90000cd7ed8 R11: 000000000c8509ec R12: 0000000000000005
May 18 20:06:34 Tower kernel: R13: 00007854bdba9ccc R14: ffffffff81c592b8 R15: 00007854bd70cf03
May 18 20:06:34 Tower kernel: ? cpuidle_enter_state+0xbb/0x135
May 18 20:06:34 Tower kernel: do_idle+0x11a/0x179
May 18 20:06:34 Tower kernel: cpu_startup_entry+0x18/0x1a
May 18 20:06:34 Tower kernel: secondary_startup_64+0xa5/0xb0
May 18 20:06:34 Tower kernel: Code: 3d a5 44 7c 00 00 75 35 48 89 df c6 05 99 44 7c 00 01 e8 6c 2b fe ff 89 e9 48 89 de 48 c7 c7 70 71 b8 81 48 89 c2 e8 ca 61 ba ff <0f> 0b eb 0e ff c5 48 05 40 01 00 00 39 cd 75 9d eb 13 48 8b 83 
May 18 20:06:34 Tower kernel: ---[ end trace 572fefe2f125cf41 ]---

Edited May 20, 20188 yr by Ryland

Also being discussed here in a different thread. 

Im not sure that applies since I havent assigned an IP address to my plex docker.