crash1.txt

entersyscallblock inconsistent 0xc000050650 0x41f4930 0x41f4930 [0xc000050000,0xc000050800]
fatal error: entersyscallblock

runtime stack:
runtime.throw(0x407ba46, 0x11)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/panic.go:1116 +0x72
runtime.entersyscallblock.func1()
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/proc.go:3035 +0x128
runtime.systemstack(0x7ffeefbff948)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/asm_amd64.s:370 +0x66
runtime.mstart()
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/proc.go:1041

goroutine 1 [running]:
runtime.asmcgocall(0x4056c70, 0x41f4990)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/asm_amd64.s:640 +0x42 fp=0x41f4938 sp=0x41f4930 pc=0x40547d2
runtime.libcCall(0xc000000010, 0x41f4900, 0x0)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/sys_darwin.go:46 +0x6c fp=0x41f4968 sp=0x41f4938 pc=0x40450fc
runtime.sighandler(0xc000000180, 0x41f4ee0, 0x41f4f48, 0xc000000180)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/signal_unix.go:583 +0x143 fp=0x41f49e8 sp=0x41f4968 pc=0x403d8e3
runtime.sigtrampgo(0x10, 0x41f4ee0, 0x41f4f48)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/signal_unix.go:453 +0x1dc fp=0x41f4a60 sp=0x41f49e8 pc=0x403d48c
runtime: unexpected return pc for runtime.sigtramp called from 0x41f4ee0
stack: frame={sp:0x41f4a60, fp:0x41f4a70} stack=[0xc000050000,0xc000050800)

runtime.sigtramp(0x41f4f48, 0x41f4f48, 0xd776e2d67b3ff7de, 0x0, 0x408aca0, 0x0, 0x41f4ab0, 0x7fff6dc7b613, 0xc000050640, 0x0, ...)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/sys_darwin_amd64.s:229 +0x33 fp=0x41f4a70 sp=0x41f4a60 pc=0x4056d23

crash2.txt

runtime: newstack sp=0x41f4928 stack=[0xc000050000, 0xc000050800]
        morebuf={pc:0x4015f60 sp:0xc000050690 lr:0x0}
        sched={pc:0x40547d2 sp:0x41f4930 lr:0x0 ctxt:0x0}
runtime: gp=0xc000000180, goid=1, gp->status=0x2
 runtime: split stack overflow: 0x41f4928 < 0xc000050000
fatal error: runtime: split stack overflow

runtime stack:
runtime.throw(0x407d8c4, 0x1d)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/panic.go:1116 +0x72
runtime.newstack()
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/stack.go:1002 +0x83e
runtime.morestack()
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/asm_amd64.s:449 +0x8f

goroutine 1 [running]:
runtime.asmcgocall(0x4056c70, 0x41f4990)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/asm_amd64.s:640 +0x42 fp=0x41f4938 sp=0x41f4930 pc=0x40547d2
runtime.libcCall(0x10, 0x41f4900, 0x0)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/sys_darwin.go:46 +0x6c fp=0x41f4968 sp=0x41f4938 pc=0x40450fc
runtime.sighandler(0x40dc200, 0x41f4ee0, 0x41f4f48, 0x40dc200)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/signal_unix.go:583 +0x143 fp=0x41f49e8 sp=0x41f4968 pc=0x403d8e3
runtime.sigtrampgo(0x10, 0x41f4ee0, 0x41f4f48)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/signal_unix.go:453 +0x1dc fp=0x41f4a60 sp=0x41f49e8 pc=0x403d48c
runtime: unexpected return pc for runtime.sigtramp called from 0x41f4ee0
stack: frame={sp:0x41f4a60, fp:0x41f4a70} stack=[0xc000050000,0xc000050800)

runtime.sigtramp(0x41f4f48, 0x41f4f48, 0x2529023fc23a04fd, 0x0, 0x408aca0, 0x0, 0x41f4ab0, 0x7fff6dc7b613, 0x7ffeefbff750, 0x0, ...)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/sys_darwin_amd64.s:229 +0x33 fp=0x41f4a70 sp=0x41f4a60 pc=0x4056d23

crash3.txt

runtime: newstack at runtime.goPanicIndex+0xa9 sp=0x41f4960 stack=[0xc000050000, 0xc000050800]                                                                         
        morebuf={pc:0x403df40 sp:0x41f4968 lr:0x0}                                                                                                                     
        sched={pc:0x4028d99 sp:0x41f4960 lr:0x0 ctxt:0x0}                                                                                                              
os/signal.signal_ignored(...)                                                                                                                                          
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/sigqueue.go:265                                                                                              
runtime.sighandler(0xc000000180, 0x41f4ee0, 0x41f4f48, 0xc000000180)                                                                                                   
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/signal_unix.go:588 +0x7a0 fp=0x41f49e8 sp=0x41f4968 pc=0x403df40                                             
runtime.sigtrampgo(0x10, 0x41f4ee0, 0x41f4f48)                                                                                                                         
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/signal_unix.go:453 +0x1dc fp=0x41f4a60 sp=0x41f49e8 pc=0x403d48c                                             
runtime: unexpected return pc for runtime.sigtramp called from 0x41f4ee0                                                                                               
stack: frame={sp:0x41f4a60, fp:0x41f4a70} stack=[0xc000050000,0xc000050800)                                                                                            
                                                                                                                                                                       
runtime.sigtramp(0x41f4f48, 0x41f4f48, 0x16e44caa98b9b844, 0x0, 0x408aca0, 0x0, 0x41f4ab0, 0x7fff6dc7b613, 0xc000050610, 0x0, ...)                                     
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/sys_darwin_amd64.s:229 +0x33 fp=0x41f4a70 sp=0x41f4a60 pc=0x4056d23                                          
fatal error: runtime: stack split at bad time

runtime stack:
runtime.throw(0x407e0c5, 0x20)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/panic.go:1116 +0x72 fp=0x7ffeefbff760 sp=0x7ffeefbff730 pc=0x402af82
runtime.newstack()
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/stack.go:951 +0xb42 fp=0x7ffeefbff8f0 sp=0x7ffeefbff760 pc=0x4041d32
runtime.morestack()
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/asm_amd64.s:449 +0x8f fp=0x7ffeefbff8f8 sp=0x7ffeefbff8f0 pc=0x40530ff

goroutine 1 [syscall]:
os/signal.signal_ignored(...)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/sigqueue.go:265
runtime.sighandler(0xc000000180, 0x41f4ee0, 0x41f4f48, 0xc000000180)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/signal_unix.go:588 +0x7a0 fp=0x41f49e8 sp=0x41f4968 pc=0x403df40
runtime.sigtrampgo(0x10, 0x41f4ee0, 0x41f4f48)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/signal_unix.go:453 +0x1dc fp=0x41f4a60 sp=0x41f49e8 pc=0x403d48c
runtime: unexpected return pc for runtime.sigtramp called from 0x41f4ee0
stack: frame={sp:0x41f4a60, fp:0x41f4a70} stack=[0xc000050000,0xc000050800)

runtime.sigtramp(0x41f4f48, 0x41f4f48, 0x16e44caa98b9b844, 0x0, 0x408aca0, 0x0, 0x41f4ab0, 0x7fff6dc7b613, 0xc000050610, 0x0, ...)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/sys_darwin_amd64.s:229 +0x33 fp=0x41f4a70 sp=0x41f4a60 pc=0x4056d23

goroutine 2 [force gc (idle)]:
runtime.gopark(0x407ffd0, 0x40dbd70, 0x1411, 0x1)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/proc.go:304 +0xe0 fp=0xc000050fb0 sp=0xc000050f90 pc=0x402d9d0
runtime.goparkunlock(...)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/proc.go:310
runtime.forcegchelper()
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/proc.go:253 +0xb7 fp=0xc000050fe0 sp=0xc000050fb0 pc=0x402d887
runtime.goexit()
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/asm_amd64.s:1373 +0x1 fp=0xc000050fe8 sp=0xc000050fe0 pc=0x4055091
created by runtime.init.6
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/proc.go:242 +0x35

goroutine 3 [GC sweep wait]:
runtime.gopark(0x407ffd0, 0x40dbea0, 0x140c, 0x1)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/proc.go:304 +0xe0 fp=0xc0000517a8 sp=0xc000051788 pc=0x402d9d0
runtime.goparkunlock(...)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/proc.go:310
runtime.bgsweep(0xc000076000)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/mgcsweep.go:70 +0x9c fp=0xc0000517d8 sp=0xc0000517a8 pc=0x401ca7c
runtime.goexit()
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/asm_amd64.s:1373 +0x1 fp=0xc0000517e0 sp=0xc0000517d8 pc=0x4055091
created by runtime.gcenable
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/mgc.go:214 +0x5c

goroutine 4 [GC scavenge wait]:
runtime.gopark(0x407ffd0, 0x40dbe60, 0x140d, 0x1)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/proc.go:304 +0xe0 fp=0xc000051f78 sp=0xc000051f58 pc=0x402d9d0
runtime.goparkunlock(...)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/proc.go:310
runtime.bgscavenge(0xc000076000)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/mgcscavenge.go:237 +0xd0 fp=0xc000051fd8 sp=0xc000051f78 pc=0x401b070
runtime.goexit()
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/asm_amd64.s:1373 +0x1 fp=0xc000051fe0 sp=0xc000051fd8 pc=0x4055091
created by runtime.gcenable
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/mgc.go:215 +0x7e

goroutine 18 [GC worker (idle)]:
runtime.gopark(0x407fe68, 0xc0000140b0, 0x1418, 0x0)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/proc.go:304 +0xe0 fp=0xc00004c760 sp=0xc00004c740 pc=0x402d9d0
runtime.gcBgMarkWorker(0xc000024000)
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/mgc.go:1873 +0xff fp=0xc00004c7d8 sp=0xc00004c760 pc=0x401609f
runtime.goexit()
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/asm_amd64.s:1373 +0x1 fp=0xc00004c7e0 sp=0xc00004c7d8 pc=0x4055091
created by runtime.gcBgMarkStartWorkers
        /usr/local/Cellar/go/1.14.2_1/libexec/src/runtime/mgc.go:1821 +0x77