panic: close of closed channel goroutine 683073 [running]: panic(0x115cd00, 0x147bdb0) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc000d8d408 sp=0xc000d8d340 pc=0x437c65 runtime.closechan(0xc02e182120) GOROOT/src/runtime/chan.go:363 +0x3f5 fp=0xc000d8d448 sp=0xc000d8d408 pc=0x4064b5 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).sendResponse(0xc000f2ab00, 0x14c1ad8, 0xc0070c4000, 0xc0391c6a40, 0x1495f40, 0x1d222b0) pkg/sentry/fsimpl/fuse/dev.go:428 +0x14b fp=0xc000d8d4d0 sp=0xc000d8d448 pc=0xf2d30b gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).writeLocked(0xc000f2ab00, 0x14c1ad8, 0xc0070c4000, 0x14bbe40, 0xc007963000, 0x0, 0x1, 0x20000800, 0x50, 0x100, ...) pkg/sentry/fsimpl/fuse/dev.go:352 +0x40a fp=0xc000d8d718 sp=0xc000d8d4d0 pc=0xf2c92a gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).Write(0xc000f2ab00, 0x14c1ad8, 0xc0070c4000, 0x14bbe40, 0xc007963000, 0x0, 0x1, 0x20000800, 0x50, 0x100, ...) pkg/sentry/fsimpl/fuse/dev.go:257 +0x105 fp=0xc000d8d7b8 sp=0xc000d8d718 pc=0xf2c4a5 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write(0xc000f2ab00, 0x14c1ad8, 0xc0070c4000, 0x14bbe40, 0xc007963000, 0x0, 0x1, 0x20000800, 0x50, 0x100, ...) pkg/sentry/vfs/file_description.go:657 +0xb4 fp=0xc000d8d850 sp=0xc000d8d7b8 pc=0x756cf4 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.write(0xc0070c4000, 0xc000f2ab00, 0x14bbe40, 0xc007963000, 0x0, 0x1, 0x20000800, 0x50, 0x100, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:348 +0x9b fp=0xc000d8d9e0 sp=0xc000d8d850 pc=0xe7073b gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Write(0xc0070c4000, 0x3, 0x20000800, 0x50, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:317 +0x245 fp=0xc000d8db10 sp=0xc000d8d9e0 pc=0xe70025 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0070c4000, 0x1, 0x3, 0x20000800, 0x50, 0x3, 0x0, 0x0, 0xc000001fa0, 0x1318d60, ...) pkg/sentry/kernel/task_syscall.go:103 +0x13c fp=0xc000d8dc70 sp=0xc000d8db10 pc=0x9f171c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0070c4000, 0x1, 0x3, 0x20000800, 0x50, 0x3, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:238 +0x66 fp=0xc000d8dcf8 sp=0xc000d8dc70 pc=0x9f28c6 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0070c4000, 0x1, 0x3, 0x20000800, 0x50, 0x3, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:198 +0x98 fp=0xc000d8dd58 sp=0xc000d8dcf8 pc=0x9f24b8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0070c4000, 0x2, 0xc0070c4000) pkg/sentry/kernel/task_syscall.go:173 +0x15c fp=0xc000d8de28 sp=0xc000d8dd58 pc=0x9f1e5c gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc0070c4000, 0x1493ca0, 0x0) pkg/sentry/kernel/task_run.go:254 +0xc27 fp=0xc000d8df68 sp=0xc000d8de28 pc=0x9e6b87 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0070c4000, 0x5d7f) pkg/sentry/kernel/task_run.go:95 +0x182 fp=0xc000d8dfd0 sp=0xc000d8df68 pc=0x9e5ac2 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc000d8dfd8 sp=0xc000d8dfd0 pc=0x472861 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:339 +0xfe