panic: close of closed channel goroutine 1091201 [running]: panic(0x1273d40, 0x15c1380) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc0007e9520 sp=0xc0007e9458 pc=0x437c65 runtime.closechan(0xc00adb2060) GOROOT/src/runtime/chan.go:363 +0x3f5 fp=0xc0007e9560 sp=0xc0007e9520 pc=0x4064b5 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).sendResponse(0xc013004e00, 0x1607478, 0xc0140d0000, 0xc011631600, 0x15dbd20, 0x1f68f10) pkg/sentry/fsimpl/fuse/dev.go:518 +0x17d fp=0xc0007e95e8 sp=0xc0007e9560 pc=0x10393fd gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).writeLocked(0xc013004e00, 0x1607478, 0xc0140d0000, 0x1601980, 0xc013547000, 0x0, 0x1, 0x200000d0, 0x5, 0x100, ...) pkg/sentry/fsimpl/fuse/dev.go:423 +0x45f fp=0xc0007e97c0 sp=0xc0007e95e8 pc=0x10388df gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).Write(0xc013004e00, 0x1607478, 0xc0140d0000, 0x1601980, 0xc013547000, 0x0, 0x1, 0x200000c0, 0x15, 0x100, ...) pkg/sentry/fsimpl/fuse/dev.go:305 +0x10a fp=0xc0007e9860 sp=0xc0007e97c0 pc=0x103840a gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write(0xc013004e00, 0x1607478, 0xc0140d0000, 0x1601980, 0xc013547000, 0x0, 0x1, 0x200000c0, 0x15, 0x100, ...) pkg/sentry/vfs/file_description.go:748 +0xc3 fp=0xc0007e98f8 sp=0xc0007e9860 pc=0x788ca3 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.write(0xc0140d0000, 0xc013004e00, 0x1601980, 0xc013547000, 0x0, 0x1, 0x200000c0, 0x15, 0x100, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:430 +0xa5 fp=0xc0007e9a88 sp=0xc0007e98f8 pc=0xf70425 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Write(0xc0140d0000, 0x3, 0x200000c0, 0x15, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:393 +0x293 fp=0xc0007e9bb8 sp=0xc0007e9a88 pc=0xf6fc33 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0140d0000, 0x1, 0x3, 0x200000c0, 0x15, 0x0, 0x0, 0x0, 0xc000001fa0, 0x14300e0, ...) pkg/sentry/kernel/task_syscall.go:115 +0x199 fp=0xc0007e9c78 sp=0xc0007e9bb8 pc=0xa84579 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0140d0000, 0x1, 0x3, 0x200000c0, 0x15, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:290 +0x70 fp=0xc0007e9d00 sp=0xc0007e9c78 pc=0xa85850 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0140d0000, 0x1, 0x3, 0x200000c0, 0x15, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:237 +0xb4 fp=0xc0007e9d60 sp=0xc0007e9d00 pc=0xa85334 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0140d0000, 0x2, 0xc0140d0000) pkg/sentry/kernel/task_syscall.go:204 +0x198 fp=0xc0007e9e30 sp=0xc0007e9d60 pc=0xa84c18 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc0140d0000, 0x15d9a80, 0x0) pkg/sentry/kernel/task_run.go:294 +0xd9a fp=0xc0007e9f68 sp=0xc0007e9e30 pc=0xa77b3a gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0140d0000, 0xa040) pkg/sentry/kernel/task_run.go:98 +0x1b9 fp=0xc0007e9fd0 sp=0xc0007e9f68 pc=0xa768f9 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc0007e9fd8 sp=0xc0007e9fd0 pc=0x472861 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:398 +0x116