panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x158c0af] goroutine 239 [running]: panic(0x194a3a0, 0x26ddbc0) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc000534e28 sp=0xc000534d60 pc=0x43a6c5 runtime.panicmem() GOROOT/src/runtime/panic.go:212 +0x5b fp=0xc000534e48 sp=0xc000534e28 pc=0x43871b runtime.sigpanic() GOROOT/src/runtime/signal_unix.go:734 +0x173 fp=0xc000534e80 sp=0xc000534e48 pc=0x453db3 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).callFuture(0xc000394d20, 0xc0005bd500, 0xc00072a200, 0x0, 0x0, 0xc000535268) pkg/sentry/fsimpl/fuse/connection.go:299 +0xcf fp=0xc000534f10 sp=0xc000534e80 pc=0x158c0af gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).Call(0xc000394d20, 0xc0005bd500, 0xc00072a200, 0x1, 0xc000000008, 0x1dd1ce8) pkg/sentry/fsimpl/fuse/connection.go:275 +0x165 fp=0xc000534fa8 sp=0xc000534f10 pc=0x158bcc5 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*inode).newEntry(0xc00032c400, 0x1dd5b38, 0xc0005bd500, 0xc00018c702, 0x5, 0x800328000, 0x1dd1ce8, 0xc000440240, 0xc00032c400, 0x1dd5b38, ...) pkg/sentry/fsimpl/fuse/fusefs.go:646 +0x28f fp=0xc000535148 sp=0xc000534fa8 pc=0x159906f gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*inode).NewNode(0xc00032c400, 0x1dd5b38, 0xc0005bd500, 0xc00018c702, 0x5, 0x38000, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/fsimpl/fuse/fusefs.go:560 +0x1e5 fp=0xc0005351f8 sp=0xc000535148 pc=0x1597b05 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).MknodAt(0xc00016a000, 0x1dd5b38, 0xc0005bd500, 0xc00017a480, 0x178000, 0xc000000000, 0x0, 0x0, 0x0, 0x0) pkg/sentry/fsimpl/kernfs/filesystem.go:451 +0x430 fp=0xc000535400 sp=0xc0005351f8 pc=0xb0b450 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*filesystem).MknodAt(0xc00016a000, 0x1dd5b38, 0xc0005bd500, 0xc00017a480, 0x538000, 0x0, 0x0, 0x0, 0xc0005354a0, 0xd2bd5d) :1 +0xad fp=0xc000535470 sp=0xc000535400 pc=0x15ab9ed gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).MknodAt(0xc00036e900, 0x1dd5b38, 0xc0005bd500, 0xc00016d8c0, 0xc000535628, 0xc000535608, 0x0, 0xc00016d380) pkg/sentry/vfs/vfs.go:362 +0x1b5 fp=0xc000535508 sp=0xc000535470 pc=0x986df5 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.mknodat(0xc0005bd500, 0xffffff9c, 0x200007c0, 0x470000, 0x0, 0x0) pkg/sentry/syscalls/linux/vfs2/filesystem.go:137 +0x327 fp=0xc0005356d8 sp=0xc000535508 pc=0x145f3c7 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Mknodat(0xc0005bd500, 0xffffff9c, 0x200007c0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/filesystem.go:118 +0x65 fp=0xc000535728 sp=0xc0005356d8 pc=0x145f025 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0005bd500, 0x103, 0xffffff9c, 0x200007c0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/kernel/task_syscall.go:103 +0x195 fp=0xc0005359b8 sp=0xc000535728 pc=0xd92fd5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0005bd500, 0x103, 0xffffff9c, 0x200007c0, 0x0, 0x0, 0x0, 0x0, 0xc0005bdddf, 0xc0005bd500) pkg/sentry/kernel/task_syscall.go:238 +0xb4 fp=0xc000535a90 sp=0xc0005359b8 pc=0xd949f4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0005bd500, 0x103, 0xffffff9c, 0x200007c0, 0x0, 0x0, 0x0, 0x0, 0x1ffffffff, 0xc000000000) pkg/sentry/kernel/task_syscall.go:198 +0x10f fp=0xc000535b38 sp=0xc000535a90 pc=0xd942ef gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0005bd500, 0x2, 0xc0005bd500) pkg/sentry/kernel/task_syscall.go:173 +0x214 fp=0xc000535ca8 sp=0xc000535b38 pc=0xd93a74 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc0005bd500, 0x1da7600, 0x0) pkg/sentry/kernel/task_run.go:254 +0x1287 fp=0xc000535ed8 sp=0xc000535ca8 pc=0xd7fbe7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0005bd500, 0xd) pkg/sentry/kernel/task_run.go:95 +0x353 fp=0xc000535fd0 sp=0xc000535ed8 pc=0xd7e193 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc000535fd8 sp=0xc000535fd0 pc=0x477541 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:339 +0x1a5