panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x158c0af] goroutine 450 [running]: panic(0x194a3a0, 0x26ddbc0) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc0005eae28 sp=0xc0005ead60 pc=0x43a6c5 runtime.panicmem() GOROOT/src/runtime/panic.go:212 +0x5b fp=0xc0005eae48 sp=0xc0005eae28 pc=0x43871b runtime.sigpanic() GOROOT/src/runtime/signal_unix.go:734 +0x173 fp=0xc0005eae80 sp=0xc0005eae48 pc=0x453db3 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).callFuture(0xc000387740, 0xc0005d1500, 0xc000804200, 0x0, 0x0, 0xc0005eb268) pkg/sentry/fsimpl/fuse/connection.go:299 +0xcf fp=0xc0005eaf10 sp=0xc0005eae80 pc=0x158c0af gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).Call(0xc000387740, 0xc0005d1500, 0xc000804200, 0x1, 0xc000000008, 0x1dd1ce8) pkg/sentry/fsimpl/fuse/connection.go:275 +0x165 fp=0xc0005eafa8 sp=0xc0005eaf10 pc=0x158bcc5 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*inode).newEntry(0xc00029b000, 0x1dd5b38, 0xc0005d1500, 0xc00002c502, 0x5, 0x800298000, 0x1dd1ce8, 0xc0004846a0, 0xc00029b000, 0x1dd5b38, ...) pkg/sentry/fsimpl/fuse/fusefs.go:646 +0x28f fp=0xc0005eb148 sp=0xc0005eafa8 pc=0x159906f gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*inode).NewNode(0xc00029b000, 0x1dd5b38, 0xc0005d1500, 0xc00002c502, 0x5, 0x1b8000, 0x0, 0x0, 0x0, 0x7fc8562402b0, ...) pkg/sentry/fsimpl/fuse/fusefs.go:560 +0x1e5 fp=0xc0005eb1f8 sp=0xc0005eb148 pc=0x1597b05 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).MknodAt(0xc000360300, 0x1dd5b38, 0xc0005d1500, 0xc0006f0000, 0x6f8000, 0xc000000000, 0x0, 0x0, 0x0, 0x0) pkg/sentry/fsimpl/kernfs/filesystem.go:451 +0x430 fp=0xc0005eb400 sp=0xc0005eb1f8 pc=0xb0b450 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*filesystem).MknodAt(0xc000360300, 0x1dd5b38, 0xc0005d1500, 0xc0006f0000, 0x5e8000, 0x0, 0x0, 0x0, 0xc0005eb4a0, 0xd2bd5d) :1 +0xad fp=0xc0005eb470 sp=0xc0005eb400 pc=0x15ab9ed gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).MknodAt(0xc000366900, 0x1dd5b38, 0xc0005d1500, 0xc000178360, 0xc0005eb628, 0xc0005eb608, 0x0, 0xc000238540) pkg/sentry/vfs/vfs.go:362 +0x1b5 fp=0xc0005eb508 sp=0xc0005eb470 pc=0x986df5 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.mknodat(0xc0005d1500, 0xffffff9c, 0x200007c0, 0x470000, 0x0, 0x0) pkg/sentry/syscalls/linux/vfs2/filesystem.go:137 +0x327 fp=0xc0005eb6d8 sp=0xc0005eb508 pc=0x145f3c7 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Mknodat(0xc0005d1500, 0xffffff9c, 0x200007c0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/filesystem.go:118 +0x65 fp=0xc0005eb728 sp=0xc0005eb6d8 pc=0x145f025 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0005d1500, 0x103, 0xffffff9c, 0x200007c0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/kernel/task_syscall.go:103 +0x195 fp=0xc0005eb9b8 sp=0xc0005eb728 pc=0xd92fd5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0005d1500, 0x103, 0xffffff9c, 0x200007c0, 0x0, 0x0, 0x0, 0x0, 0xc0005d1ddf, 0xc0005d1500) pkg/sentry/kernel/task_syscall.go:238 +0xb4 fp=0xc0005eba90 sp=0xc0005eb9b8 pc=0xd949f4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0005d1500, 0x103, 0xffffff9c, 0x200007c0, 0x0, 0x0, 0x0, 0x0, 0x1ffffffff, 0xc000000000) pkg/sentry/kernel/task_syscall.go:198 +0x10f fp=0xc0005ebb38 sp=0xc0005eba90 pc=0xd942ef gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0005d1500, 0x2, 0xc0005d1500) pkg/sentry/kernel/task_syscall.go:173 +0x214 fp=0xc0005ebca8 sp=0xc0005ebb38 pc=0xd93a74 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc0005d1500, 0x1da7600, 0x0) pkg/sentry/kernel/task_run.go:254 +0x1287 fp=0xc0005ebed8 sp=0xc0005ebca8 pc=0xd7fbe7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0005d1500, 0x10) pkg/sentry/kernel/task_run.go:95 +0x353 fp=0xc0005ebfd0 sp=0xc0005ebed8 pc=0xd7e193 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc0005ebfd8 sp=0xc0005ebfd0 pc=0x477541 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:339 +0x1a5