panic: close of closed channel goroutine 687672 [running]: panic({0x118b660, 0x149fc30}) GOROOT/src/runtime/panic.go:1147 +0x3a8 fp=0xc001d9f5a0 sp=0xc001d9f4e0 pc=0x4351c8 runtime.closechan(0xc015716780) GOROOT/src/runtime/chan.go:363 +0x3dc fp=0xc001d9f5e0 sp=0xc001d9f5a0 pc=0x40601c gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).sendResponse·dwrap·4() pkg/sentry/fsimpl/fuse/dev.go:407 +0x26 fp=0xc001d9f5f8 sp=0xc001d9f5e0 pc=0xf8d886 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).sendResponse(0xc00a8bf700, {0x14f87b0, 0xc00b382a80}, 0xc01be75300) pkg/sentry/fsimpl/fuse/dev.go:417 +0x17e fp=0xc001d9f688 sp=0xc001d9f5f8 pc=0xf8d79e gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).writeLocked(0xc00a8bf700, {0x14f87b0, 0xc00b382a80}, {{0x14ecf78, 0xc00b157000}, {0x0, 0x1, 0x200000c0, 0x10}, {0x0, ...}}, ...) pkg/sentry/fsimpl/fuse/dev.go:341 +0x8f0 fp=0xc001d9f840 sp=0xc001d9f688 pc=0xf8d210 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).Write(0xc00a8bf700, {0x14f87b0, 0xc00b382a80}, {{0x14ecf78, 0xc00b157000}, {0x0, 0x1, 0x200000c0, 0x10}, {0x0, ...}}, ...) pkg/sentry/fsimpl/fuse/dev.go:246 +0x113 fp=0xc001d9f8e8 sp=0xc001d9f840 pc=0xf8c813 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write(0xc00a8bf700, {0x14f87b0, 0xc00b382a80}, {{0x14ecf78, 0xc00b157000}, {0x0, 0x1, 0x200000c0, 0x10}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description.go:657 +0xa5 fp=0xc001d9f968 sp=0xc001d9f8e8 pc=0x719b65 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.write(0x43fcb1, 0xc00a8bf700, {{0x14ecf78, 0xc00b157000}, {0x0, 0x1, 0x200000c0, 0x10}, {0x0, 0x1}}, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:348 +0x8e fp=0xc001d9fab8 sp=0xc001d9f968 pc=0xed51ee gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Write(0xc00b382a80, {{0x3}, {0x200000c0}, {0x10}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/vfs2/read_write.go:317 +0x265 fp=0xc001d9fbf8 sp=0xc001d9fab8 pc=0xed49c5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc00b382a80, 0x1, {{0x3}, {0x200000c0}, {0x10}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:103 +0x2d7 fp=0xc001d9fca8 sp=0xc001d9fbf8 pc=0x9f1817 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00b382a80, 0x411d05, {{0x3}, {0x200000c0}, {0x10}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:238 +0x57 fp=0xc001d9fd18 sp=0xc001d9fca8 pc=0x9f25d7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc01a0e5e90, 0xc00b129380, {{0x3}, {0x200000c0}, {0x10}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:198 +0x85 fp=0xc001d9fd78 sp=0xc001d9fd18 pc=0x9f21a5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00b382a80) pkg/sentry/kernel/task_syscall.go:173 +0x38e fp=0xc001d9fe40 sp=0xc001d9fd78 pc=0x9f1e6e gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc015224b00, 0xc00b382a80) pkg/sentry/kernel/task_run.go:254 +0x111b fp=0xc001d9ff60 sp=0xc001d9fe40 pc=0x9e4f9b gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00b382a80, 0x7181) pkg/sentry/kernel/task_run.go:95 +0x1ec fp=0xc001d9ffc0 sp=0xc001d9ff60 pc=0x9e380c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start·dwrap·230() pkg/sentry/kernel/task_start.go:339 +0x2a fp=0xc001d9ffe0 sp=0xc001d9ffc0 pc=0x9f018a runtime.goexit() src/runtime/asm_amd64.s:1581 +0x1 fp=0xc001d9ffe8 sp=0xc001d9ffe0 pc=0x469321 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:339 +0x106