panic: runtime error: makeslice: len out of range goroutine 119079 [running]: gvisor.dev/gvisor/pkg/tcpip/buffer.NewView(...) DIAGNOSIS: I0312 06:57:30.974007 14800 main.go:305] *************************** I0312 06:57:30.974072 14800 main.go:306] Args: [/syzkaller/managers/main/current/image -root /syzkaller/managers/main/workdir/gvisor_root -watchdog-action=panic -network=none -debug -alsologtostderr -platform=ptrace -file-access=shared -network=none debug -stacks --ps ci-gvisor-main-0] I0312 06:57:30.974120 14800 main.go:307] Version release-20200219.0-136-g24e7005ab6bd I0312 06:57:30.974146 14800 main.go:308] PID: 14800 I0312 06:57:30.974170 14800 main.go:309] UID: 0, GID: 0 I0312 06:57:30.974197 14800 main.go:310] Configuration: I0312 06:57:30.974223 14800 main.go:311] RootDir: /syzkaller/managers/main/workdir/gvisor_root I0312 06:57:30.974251 14800 main.go:312] Platform: ptrace I0312 06:57:30.974296 14800 main.go:313] FileAccess: shared, overlay: false I0312 06:57:30.974339 14800 main.go:314] Network: none, logging: false I0312 06:57:30.974373 14800 main.go:315] Strace: false, max size: 1024, syscalls: [] I0312 06:57:30.974394 14800 main.go:316] *************************** D0312 06:57:30.974475 14800 container.go:159] Load container "/syzkaller/managers/main/workdir/gvisor_root" "ci-gvisor-main-0" D0312 06:57:30.975898 14800 container.go:592] Signal container "ci-gvisor-main-0": signal 0 D0312 06:57:30.975942 14800 sandbox.go:806] Signal sandbox "ci-gvisor-main-0" D0312 06:57:30.975967 14800 sandbox.go:318] Connecting to sandbox "ci-gvisor-main-0" D0312 06:57:30.976103 14800 urpc.go:534] urpc: successfully marshalled 96 bytes. I0312 06:57:31.500982 14800 debug.go:128] Found sandbox "ci-gvisor-main-0", PID: 60522 I0312 06:57:31.501033 14800 debug.go:137] Retrieving sandbox stacks D0312 06:57:31.501063 14800 sandbox.go:924] Stacks sandbox "ci-gvisor-main-0" D0312 06:57:31.501079 14800 sandbox.go:318] Connecting to sandbox "ci-gvisor-main-0" W0312 06:57:31.501123 14800 error.go:48] FATAL ERROR: retrieving stacks: connecting to control server at PID 60522: connection refused retrieving stacks: connecting to control server at PID 60522: connection refused W0312 06:57:31.501246 14800 main.go:338] Failure to execute command, err: 1