panic: runtime error: slice bounds out of range [:4] with capacity 0 goroutine 294 [running]: panic({0x3f4de0, 0xc000908000}) GOROOT/src/runtime/panic.go:987 +0x3bb fp=0xc00087ec70 sp=0xc00087ebb0 pc=0x11a02bb runtime.goPanicSliceAcap(0x4, 0x0) GOROOT/src/runtime/panic.go:139 +0x7f fp=0xc00087ecb0 sp=0xc00087ec70 pc=0x119e4ff gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*fuseInitRes).UnmarshalBytes(0xc000270910, {0xc000044ae0, 0x0, 0x0}) pkg/sentry/fsimpl/fuse/request_response.go:50 +0xa13 fp=0xc00087ed18 sp=0xc00087ecb0 pc=0x207d193 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*fuseInitRes).UnmarshalUnsafe(0xc000270910?, {0xc000044ae0, 0x0, 0x0}) bazel-out/k8-fastbuild-ST-3dcbe13c9b87/bin/pkg/sentry/fsimpl/fuse/fuse_abi_autogen_unsafe.go:30 +0x65 fp=0xc00087ed68 sp=0xc00087ed18 pc=0x20836a5 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*Response).UnmarshalPayload(0xc00087ef88, {0x739c90, 0xc000270910}) pkg/sentry/fsimpl/fuse/request_response.go:225 +0x27a fp=0xc00087edd8 sp=0xc00087ed68 pc=0x207df9a gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).InitRecv(0xc000c9f860?, 0xc000982a80?, 0x80?) pkg/sentry/fsimpl/fuse/connection_control.go:100 +0x125 fp=0xc00087ee98 sp=0xc00087edd8 pc=0x20634c5 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).asyncCallBack(0xc0006fa000, {0x73cf18, 0xc000982a80}, 0xc00087ef88) pkg/sentry/fsimpl/fuse/dev.go:363 +0x112 fp=0xc00087eee8 sp=0xc00087ee98 pc=0x2067872 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).sendResponse(0xc0006fa000, {0x73cf18, 0xc000982a80}, 0xc000300a80) pkg/sentry/fsimpl/fuse/dev.go:326 +0x2c6 fp=0xc00087efc8 sp=0xc00087eee8 pc=0x2067346 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*DeviceFD).Write(0xc0006fa000, {0x73cf18, 0xc000982a80}, {{0x7375b0, 0xc0002c8000}, {0x0, 0x1, 0x200000c0, 0x10}, {0x0, ...}}, ...) pkg/sentry/fsimpl/fuse/dev.go:250 +0x616 fp=0xc00087f1d0 sp=0xc00087efc8 pc=0x2066396 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Write(0xc0006fa000, {0x73cf18, 0xc000982a80}, {{0x7375b0, 0xc0002c8000}, {0x0, 0x1, 0x200000c0, 0x10}, {0x0, ...}}, ...) pkg/sentry/vfs/file_description.go:674 +0x152 fp=0xc00087f298 sp=0xc00087f1d0 pc=0x17165b2 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.write(0xc000228480?, 0x4c8abb?, {{0x7375b0, 0xc0002c8000}, {0x0, 0x1, 0x200000c0, 0x10}, {0x0, 0x1}}, ...) pkg/sentry/syscalls/linux/sys_read_write.go:347 +0xae fp=0xc00087f428 sp=0xc00087f298 pc=0x1cffe8e gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Write(0xc000982a80, {{0x3}, {0x200000c0}, {0x10}, {0x7fbb55f96e78}, {0x7fbb55f96e78}, {0x7fbb55f96e78}}) pkg/sentry/syscalls/linux/sys_read_write.go:316 +0x34f fp=0xc00087f5c8 sp=0xc00087f428 pc=0x1cff42f gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000982a80, 0x1, {{0x3}, {0x200000c0}, {0x10}, {0x7fbb55f96e78}, {0x7fbb55f96e78}, {0x7fbb55f96e78}}) pkg/sentry/kernel/task_syscall.go:142 +0xab7 fp=0xc00087f9e0 sp=0xc00087f5c8 pc=0x1ac4c77 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000982a80, 0x1?, {{0x3}, {0x200000c0}, {0x10}, {0x7fbb55f96e78}, {0x7fbb55f96e78}, {0x7fbb55f96e78}}) pkg/sentry/kernel/task_syscall.go:322 +0x8e fp=0xc00087fa80 sp=0xc00087f9e0 pc=0x1ac6d8e gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00088c0f0?, 0xc00087fbaf?, {{0x3}, {0x200000c0}, {0x10}, {0x7fbb55f96e78}, {0x7fbb55f96e78}, {0x7fbb55f96e78}}) pkg/sentry/kernel/task_syscall.go:282 +0xc5 fp=0xc00087faf8 sp=0xc00087fa80 pc=0x1ac6685 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000982a80) pkg/sentry/kernel/task_syscall.go:257 +0x53b fp=0xc00087fc20 sp=0xc00087faf8 pc=0x1ac619b gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc000982a80?, 0xc000982a80) pkg/sentry/kernel/task_run.go:259 +0x2074 fp=0xc00087fec0 sp=0xc00087fc20 pc=0x1aaef14 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000982a80, 0xd) pkg/sentry/kernel/task_run.go:94 +0x2cc fp=0xc00087ffb0 sp=0xc00087fec0 pc=0x1aac4cc gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1() pkg/sentry/kernel/task_start.go:377 +0x48 fp=0xc00087ffe0 sp=0xc00087ffb0 pc=0x1ac2368 runtime.goexit() src/runtime/asm_amd64.s:1598 +0x1 fp=0xc00087ffe8 sp=0xc00087ffe0 pc=0x11d9161 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:377 +0x1da