panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x1579cc1] goroutine 22199 [running]: panic(0x1938b20, 0x26bfbc0) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc0005ce1d8 sp=0xc0005ce110 pc=0x43a6c5 runtime.panicmem() GOROOT/src/runtime/panic.go:212 +0x5b fp=0xc0005ce1f8 sp=0xc0005ce1d8 pc=0x43871b runtime.sigpanic() GOROOT/src/runtime/signal_unix.go:734 +0x173 fp=0xc0005ce230 sp=0xc0005ce1f8 pc=0x453db3 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).callFuture(0xc0013195c0, 0xc0016c0000, 0xc0007d68a0, 0x0, 0x0, 0x0) pkg/sentry/fsimpl/fuse/connection.go:287 +0x181 fp=0xc0005ce300 sp=0xc0005ce230 pc=0x1579cc1 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).Call(0xc0013195c0, 0xc0016c0000, 0xc0007d68a0, 0x1, 0xc000000003, 0x1dbb1d0) pkg/sentry/fsimpl/fuse/connection.go:262 +0xba fp=0xc0005ce378 sp=0xc0005ce300 pc=0x15798da gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*inode).getAttr(0xc00116f000, 0x1dbf018, 0xc0016c0000, 0xc000716840, 0x7ff, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/fsimpl/fuse/fusefs.go:741 +0x377 fp=0xc0005ce790 sp=0xc0005ce378 pc=0x15875d7 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*inode).Stat(0xc00116f000, 0x1dbf018, 0xc0016c0000, 0xc000716840, 0x7ff, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/fsimpl/fuse/fusefs.go:786 +0xd2 fp=0xc0005cea40 sp=0xc0005ce790 pc=0x1587fd2 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).StatAt(0xc000716840, 0x1dbf018, 0xc0016c0000, 0xc000861b00, 0x7ff, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/fsimpl/kernfs/filesystem.go:828 +0x252 fp=0xc0005cecf0 sp=0xc0005cea40 pc=0xb096f2 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*filesystem).StatAt(0xc000716840, 0x1dbf018, 0xc0016c0000, 0xc000861b00, 0x7ff, 0x0, 0x0, 0x0, 0x0, 0x0, ...) :1 +0xc5 fp=0xc0005ceef8 sp=0xc0005cecf0 pc=0x1599345 gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).StatAt(0xc000370900, 0x1dbf018, 0xc0016c0000, 0xc0006be660, 0xc000b3f678, 0xc0005cf1f8, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/vfs/vfs.go:599 +0x1a2 fp=0xc0005cf120 sp=0xc0005ceef8 pc=0x983002 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.fstatat(0xc0016c0000, 0xc0ffffff9c, 0x20004780, 0x0, 0x0, 0x0, 0x0) pkg/sentry/syscalls/linux/vfs2/stat.go:104 +0x353 fp=0xc0005cf6d0 sp=0xc0005cf120 pc=0x14755f3 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Newfstatat(0xc0016c0000, 0xffffffffffffff9c, 0x20004780, 0x0, 0x0, 0x7f23c59a7700, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/stat.go:50 +0x65 fp=0xc0005cf728 sp=0xc0005cf6d0 pc=0x1475225 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0016c0000, 0x106, 0xffffffffffffff9c, 0x20004780, 0x0, 0x0, 0x7f23c59a7700, 0x0, 0x0, 0x0, ...) pkg/sentry/kernel/task_syscall.go:103 +0x195 fp=0xc0005cf9b8 sp=0xc0005cf728 pc=0xd8d1b5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0016c0000, 0x106, 0xffffffffffffff9c, 0x20004780, 0x0, 0x0, 0x7f23c59a7700, 0x0, 0xc0016c08df, 0xc0016c0000) pkg/sentry/kernel/task_syscall.go:238 +0xb4 fp=0xc0005cfa90 sp=0xc0005cf9b8 pc=0xd8ebd4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0016c0000, 0x106, 0xffffffffffffff9c, 0x20004780, 0x0, 0x0, 0x7f23c59a7700, 0x0, 0x1ffffffff, 0xc000000000) pkg/sentry/kernel/task_syscall.go:198 +0x10f fp=0xc0005cfb38 sp=0xc0005cfa90 pc=0xd8e4cf gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0016c0000, 0x2, 0xc0016c0000) pkg/sentry/kernel/task_syscall.go:173 +0x214 fp=0xc0005cfca8 sp=0xc0005cfb38 pc=0xd8dc54 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc0016c0000, 0x1d91500, 0x0) pkg/sentry/kernel/task_run.go:254 +0x1287 fp=0xc0005cfed8 sp=0xc0005cfca8 pc=0xd79e87 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0016c0000, 0x15d) pkg/sentry/kernel/task_run.go:95 +0x353 fp=0xc0005cffd0 sp=0xc0005cfed8 pc=0xd78433 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc0005cffd8 sp=0xc0005cffd0 pc=0x477541 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:342 +0x1a5