Not sure if the stack is crap or not, but this looks like an RCU crash? https://i.imgur.com/sBnNe1p.jpg
Kyle. FileServer ~ # uname -a Linux FileServer.OpenWRT.local 4.12.5-gentoo #1 SMP PREEMPT Fri Aug 18 17:23:00 PDT 2017 x86_64 Intel(R) Atom(TM) CPU 330 @ 1.60GHz GenuineIntel GNU/Linux FileServer ~ # cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 28 model name : Intel(R) Atom(TM) CPU 330 @ 1.60GHz stepping : 2 microcode : 0x20d cpu MHz : 1999.917 cache size : 512 KB physical id : 0 siblings : 4 core id : 0 cpu cores : 2 apicid : 0 initial apicid : 0 fpu : yes fpu_exception : yes cpuid level : 10 wp : yes flags : fpu vme de tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx lm constant_tsc arch_perfmon pebs bts nopl cpuid aperfmperf pni dtes64 monitor ds_cpl tm2 ssse3 cx16 xtpr pdcm movbe lahf_lm dtherm bugs : bogomips : 3999.83 clflush size : 64 cache_alignment : 64 address sizes : 32 bits physical, 48 bits virtual power management:
