fatal error: unexpected signal during runtime execution I0713 04:20:56.644672 486677 main.go:265] Exiting with status: 9 [signal SIGSEGV: segmentation violation code=0x1 addr=0x4 pc=0x278bb11] runtime stack: runtime.throw({0x528c68?, 0x7f775b0ae948?}) GOROOT/src/runtime/panic.go:1047 +0x5d fp=0x7f777cfff050 sp=0x7f777cfff020 pc=0x124d0bd runtime: g 0: unexpected return pc for runtime.sigpanic called from 0x278bb11 stack: frame={sp:0x7f777cfff050, fp:0x7f777cfff0b0} stack=[0x7f777c7ff5c0,0x7f777cfff1c0) 0x00007f777cffef50: 0x000000000000000e 0x000000000000001f 0x00007f777cffef60: 0x000000000278bb11 0x0000000000000004 0x00007f777cffef70: 0x0000000000000001 0x000000000124d0bd 0x00007f777cffef80: 0x00007f777cfff020 0x0000000000510da8 0x00007f777cffef90: 0x00007f777cffefd0 0x000000000124d488 0x00007f777cffefa0: 0x000000c000ff5380 0x000000000074d908 0x00007f777cffefb0: 0x0000000000000001 0x00007f777cfff020 0x00007f777cffefc0: 0x000000000124d0bd 0x000000c000ff5380 0x00007f777cffefd0: 0x00007f777cfff010 0x000000000124d40c 0x00007f777cffefe0: 0x00007f777cffeff0 0x000000c000ff5380 0x00007f777cffeff0: 0x000000000124d440 0x000000c000ff5380 0x00007f777cfff000: 0x000000000124d0bd 0x00007f777cfff020 0x00007f777cfff010: 0x00007f777cfff040 0x000000000124d0bd 0x00007f777cfff020: 0x00007f777cfff028 0x000000000124d0e0 0x00007f777cfff030: 0x0000000000528c68 0x000000000000002a 0x00007f777cfff040: 0x00007f777cfff0a0 0x0000000001265bc9 0x00007f777cfff050: <0x0000000000528c68 0x00007f775b0ae948 0x00007f777cfff060: 0x00007f77b4e09200 0x00007f775b0ae948 0x00007f777cfff070: 0x00007f786e303900 0x0000000002779ba2 0x00007f777cfff080: 0x000000c000ff5380 0x00007f775b0ae948 0x00007f777cfff090: 0x00007f786e303900 0x00007f775b0ae948 0x00007f777cfff0a0: 0x00007f777cfff128 !0x000000000278bb11 0x00007f777cfff0b0: >0x00007f786e303900 0x0000000002779e5f 0x00007f777cfff0c0: 0x00000000028c389c 0x0000000000000001 0x00007f777cfff0d0: 0x00007f777cfff128 0x00007f777cfff100 0x00007f777cfff0e0: 0x000000c001123000 0x000000c000ff5380 0x00007f777cfff0f0: 0x0000000000000100 0x000000000128747a 0x00007f777cfff100: 0x000000000128786c 0x000000000128949b 0x00007f777cfff110: 0x00000000028c38b8 0x00007f7700000001 0x00007f777cfff120: 0x0000000000000001 0x00007f777cfff168 0x00007f777cfff130: 0x00000000014009a9 0x000000000128786c 0x00007f777cfff140: 0x000000c000dd6670 0x00007f786e303900 0x00007f777cfff150: 0x00007f7844477c58 0x000000c0000061a0 0x00007f777cfff160: 0x000000c000b02218 0x00007f777cfff198 0x00007f777cfff170: 0x00000000012568e3 0x000000c0000061a0 0x00007f777cfff180: 0x0000000400000002 0x000000c001123000 0x00007f777cfff190: 0x000000c0000061a0 0x000000c000dd66b0 0x00007f777cfff1a0: 0x00000000012839c3 0x000000c0000061a0 runtime.sigpanic() GOROOT/src/runtime/signal_unix.go:821 +0x3e9 fp=0x7f777cfff0b0 sp=0x7f777cfff050 pc=0x1265bc9