panic: runtime error: invalid memory address or nil pointer dereference
D0326 00:00:33.979122  349558 task_exit.go:204] [ 44779(1752): 44779(1752)] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0326 00:00:33.979178  349558 task_exit.go:204] [ 44779(1752): 44779(1752)] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0326 00:00:33.979276  349558 task_signals.go:204] [ 44779(1752): 44780(1753)] Signal 9, PID: 44779, TID: 44780, fault addr: 0x0: terminating thread group
D0326 00:00:33.979292  349558 task_exit.go:204] [ 44779(1752): 44780(1753)] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0326 00:00:33.979356  349558 task_exit.go:204] [ 44779(1752): 44780(1753)] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0326 00:00:33.979362  349558 task_exit.go:204] [ 44779(1752): 44780(1753)] Transitioning from exit state TaskExitZombie to TaskExitDead
D0326 00:00:33.979370  349558 task_signals.go:443] [ 37649(   1): 37649(   1)] Discarding ignored signal 17
D0326 00:00:33.980496  349558 task_exit.go:204] [ 44779(1752): 44779(1752)] Transitioning from exit state TaskExitZombie to TaskExitDead
[signal SIGSEGV: segmentation violation code=0x1 addr=0x28 pc=0x5a6c84]