panic: close of closed channel goroutine 1784924 [running]: panic({0x108b680, 0x136f300}) GOROOT/src/runtime/panic.go:1147 +0x3a8 fp=0xc00090f488 sp=0xc00090f3c8 pc=0x4351c8 runtime.closechan(0xc022286c60) GOROOT/src/runtime/chan.go:363 +0x3dc fp=0xc00090f4c8 sp=0xc00090f488 pc=0x40601c gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).sendResponse·dwrap·4() pkg/sentry/fsimpl/fuse/dev.go:407 +0x26 fp=0xc00090f4e0 sp=0xc00090f4c8 pc=0xe98b86 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).sendResponse(0xc029cdd900, {0x13c7750, 0xc0063e4000}, 0xc09958bd40) pkg/sentry/fsimpl/fuse/dev.go:417 +0x145 fp=0xc00090f570 sp=0xc00090f4e0 pc=0xe98ac5 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).writeLocked(0xc029cdd900, {0x13c7750, 0xc0063e4000}, {{0x13bbfb8, 0xc02610f000}, {0x0, 0x1, 0x20002a40, 0x10}, {0x0, ...}}, ...) pkg/sentry/fsimpl/fuse/dev.go:341 +0x81e fp=0xc00090f798 sp=0xc00090f570 pc=0xe9861e gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).Write(0xc029cdd900, {0x13c7750, 0xc0063e4000}, {{0x13bbfb8, 0xc02610f000}, {0x0, 0x1, 0x20002a40, 0x10}, {0x0, ...}}, ...) pkg/sentry/fsimpl/fuse/dev.go:246 +0x109 fp=0xc00090f840 sp=0xc00090f798 pc=0xe97d09 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write(0xc029cdd900, {0x13c7750, 0xc0063e4000}, {{0x13bbfb8, 0xc02610f000}, {0x0, 0x1, 0x20002a40, 0x10}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description.go:657 +0x91 fp=0xc00090f8c0 sp=0xc00090f840 pc=0x6ec2b1 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.write(0x9f0fbb, 0xc029cdd900, {{0x13bbfb8, 0xc02610f000}, {0x0, 0x1, 0x20002a40, 0x10}, {0x0, 0x1}}, ...) pkg/sentry/syscalls/linux/vfs2/read_write.go:348 +0x85 fp=0xc00090fa10 sp=0xc00090f8c0 pc=0xdebca5 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Write(0xc0063e4000, {{0x6}, {0x20002a40}, {0x10}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/vfs2/read_write.go:317 +0x210 fp=0xc00090fb50 sp=0xc00090fa10 pc=0xdeb530 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0063e4000, 0x1, {{0x6}, {0x20002a40}, {0x10}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:103 +0x376 fp=0xc00090fca0 sp=0xc00090fb50 pc=0x96b496 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0063e4000, 0xc0152ef4a0, {{0x6}, {0x20002a40}, {0x10}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:238 +0x4d fp=0xc00090fd10 sp=0xc00090fca0 pc=0x96c00d gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0x13dad48, 0xc0192367e0, {{0x6}, {0x20002a40}, {0x10}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:198 +0x65 fp=0xc00090fd70 sp=0xc00090fd10 pc=0x96bcc5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0063e4000) pkg/sentry/kernel/task_syscall.go:173 +0x31a fp=0xc00090fe38 sp=0xc00090fd70 pc=0x96b9fa gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc03129d180, 0xc0063e4000) pkg/sentry/kernel/task_run.go:254 +0xe45 fp=0xc00090ff60 sp=0xc00090fe38 pc=0x960965 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0063e4000, 0x516b) pkg/sentry/kernel/task_run.go:95 +0x1ac fp=0xc00090ffc0 sp=0xc00090ff60 pc=0x95f4ac gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start·dwrap·230() pkg/sentry/kernel/task_start.go:339 +0x2a fp=0xc00090ffe0 sp=0xc00090ffc0 pc=0x969fea runtime.goexit() src/runtime/asm_amd64.s:1581 +0x1 fp=0xc00090ffe8 sp=0xc00090ffe0 pc=0x469321 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:339 +0xfe