panic: close of closed channel goroutine 2966245 [running]: panic(0x115efe0, 0x147f260) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc000d91408 sp=0xc000d91340 pc=0x437c65 runtime.closechan(0xc0151ef3e0) GOROOT/src/runtime/chan.go:363 +0x3f5 fp=0xc000d91448 sp=0xc000d91408 pc=0x4064b5 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).sendResponse(0xc001bb8400, 0x14c52f8, 0xc015d9aa80, 0xc00313e800, 0x1499520, 0x1d28190) pkg/sentry/fsimpl/fuse/dev.go:417 +0x14b fp=0xc000d914d0 sp=0xc000d91448 pc=0xf301cb gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).writeLocked(0xc001bb8400, 0x14c52f8, 0xc015d9aa80, 0x14bf460, 0xc023024000, 0x0, 0x1, 0x200000c0, 0x10, 0x100, ...) pkg/sentry/fsimpl/fuse/dev.go:341 +0x40a fp=0xc000d91718 sp=0xc000d914d0 pc=0xf2f7ea gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).Write(0xc001bb8400, 0x14c52f8, 0xc015d9aa80, 0x14bf460, 0xc023024000, 0x0, 0x1, 0x200000c0, 0x10, 0x100, ...) pkg/sentry/fsimpl/fuse/dev.go:246 +0x105 fp=0xc000d917b8 sp=0xc000d91718 pc=0xf2f365 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write(0xc001bb8400, 0x14c52f8, 0xc015d9aa80, 0x14bf460, 0xc023024000, 0x0, 0x1, 0x200000c0, 0x10, 0x100, ...) pkg/sentry/vfs/file_description.go:657 +0xb4 fp=0xc000d91850 sp=0xc000d917b8 pc=0x759574 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.write(0xc015d9aa80, 0xc001bb8400, 0x14bf460, 0xc023024000, 0x0, 0x1, 0x200000c0, 0x10, 0x100, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:348 +0x9b fp=0xc000d919e0 sp=0xc000d91850 pc=0xe732fb gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Write(0xc015d9aa80, 0x3, 0x200000c0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:317 +0x245 fp=0xc000d91b10 sp=0xc000d919e0 pc=0xe72be5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc015d9aa80, 0x1, 0x3, 0x200000c0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x131baa0, ...) pkg/sentry/kernel/task_syscall.go:103 +0x13c fp=0xc000d91c70 sp=0xc000d91b10 pc=0x9f411c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc015d9aa80, 0x1, 0x3, 0x200000c0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:238 +0x66 fp=0xc000d91cf8 sp=0xc000d91c70 pc=0x9f52c6 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc015d9aa80, 0x1, 0x3, 0x200000c0, 0x10, 0x0, 0x0, 0x0, 0x14d6608, 0xc01a5326c0) pkg/sentry/kernel/task_syscall.go:198 +0x98 fp=0xc000d91d58 sp=0xc000d91cf8 pc=0x9f4eb8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc015d9aa80, 0x2, 0xc015d9aa80) pkg/sentry/kernel/task_syscall.go:173 +0x15c fp=0xc000d91e28 sp=0xc000d91d58 pc=0x9f485c gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc015d9aa80, 0x1497280, 0x0) pkg/sentry/kernel/task_run.go:254 +0xc27 fp=0xc000d91f68 sp=0xc000d91e28 pc=0x9e9587 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc015d9aa80, 0x8374) pkg/sentry/kernel/task_run.go:95 +0x182 fp=0xc000d91fd0 sp=0xc000d91f68 pc=0x9e84c2 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc000d91fd8 sp=0xc000d91fd0 pc=0x472861 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:339 +0xfe