panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0xa8 pc=0x103687a] goroutine 216 [running]: panic(0x1273c40, 0x2022520) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc000815360 sp=0xc000815298 pc=0x437c65 runtime.panicmem() GOROOT/src/runtime/panic.go:212 +0x5b fp=0xc000815380 sp=0xc000815360 pc=0x435cbb runtime.sigpanic() GOROOT/src/runtime/signal_unix.go:734 +0x173 fp=0xc0008153b8 sp=0xc000815380 pc=0x44fa93 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).callFuture(0xc000b0a2a0, 0xc000369500, 0xc00059b8c0, 0x1b00000030, 0x8, 0x1) pkg/sentry/fsimpl/fuse/connection.go:318 +0x3a fp=0xc000815418 sp=0xc0008153b8 pc=0x103687a gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).Call(0xc000b0a2a0, 0xc000369500, 0xc00059b8c0, 0x1, 0x1b, 0x1603be0) pkg/sentry/fsimpl/fuse/connection.go:291 +0xf2 fp=0xc000815488 sp=0xc000815418 pc=0x1036592 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*inode).Open(0xc00013ec00, 0x1607818, 0xc000369500, 0xc000312480, 0xc000b38090, 0x241, 0x0, 0xc0006362f0, 0xc0007905d3) pkg/sentry/fsimpl/fuse/fusefs.go:536 +0x305 fp=0xc000815530 sp=0xc000815488 pc=0x103d985 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).OpenAt(0xc000b36000, 0x1607818, 0xc000369500, 0xc000312480, 0x241, 0x0, 0x0, 0x0) pkg/sentry/fsimpl/kernfs/filesystem.go:688 +0x11d5 fp=0xc000815780 sp=0xc000815530 pc=0x8b3af5 gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).OpenAt(0xc000556180, 0x1607818, 0xc000369500, 0xc000982c60, 0xc000790a78, 0xc000815a60, 0x100, 0xc0005943c0, 0xc0001e0900) pkg/sentry/vfs/vfs.go:530 +0x236 fp=0xc0008159c0 sp=0xc000815780 pc=0x7a1396 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.openat(0xc000369500, 0xffffff9c, 0x20000000, 0x241, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/syscalls/linux/vfs2/filesystem.go:219 +0x31c fp=0xc000815b60 sp=0xc0008159c0 pc=0xf6033c gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Creat(0xc000369500, 0x20000000, 0x0, 0x7f4e632fa700, 0x7f4e632fa700, 0x7f4e632fa700, 0x0, 0x0, 0x0, 0x857f00000000, ...) pkg/sentry/syscalls/linux/vfs2/filesystem.go:200 +0x71 fp=0xc000815bb8 sp=0xc000815b60 pc=0xf5ffd1 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000369500, 0x55, 0x20000000, 0x0, 0x7f4e632fa700, 0x7f4e632fa700, 0x7f4e632fa700, 0x0, 0x0, 0x1430260, ...) pkg/sentry/kernel/task_syscall.go:115 +0x199 fp=0xc000815c78 sp=0xc000815bb8 pc=0xa84619 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000369500, 0x55, 0x20000000, 0x0, 0x7f4e632fa700, 0x7f4e632fa700, 0x7f4e632fa700, 0x0, 0x7f4e632fa700, 0x0) pkg/sentry/kernel/task_syscall.go:290 +0x70 fp=0xc000815d00 sp=0xc000815c78 pc=0xa858f0 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000369500, 0x55, 0x20000000, 0x0, 0x7f4e632fa700, 0x7f4e632fa700, 0x7f4e632fa700, 0x0, 0xc00017a1a0, 0x1618a28) pkg/sentry/kernel/task_syscall.go:237 +0xb4 fp=0xc000815d60 sp=0xc000815d00 pc=0xa853d4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000369500, 0x2, 0xc000369500) pkg/sentry/kernel/task_syscall.go:204 +0x198 fp=0xc000815e30 sp=0xc000815d60 pc=0xa84cb8 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc000369500, 0x15d9e00, 0x0) pkg/sentry/kernel/task_run.go:294 +0xd9a fp=0xc000815f68 sp=0xc000815e30 pc=0xa77b5a gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000369500, 0x13) pkg/sentry/kernel/task_run.go:98 +0x1b9 fp=0xc000815fd0 sp=0xc000815f68 pc=0xa76919 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc000815fd8 sp=0xc000815fd0 pc=0x472861 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:396 +0x116