panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0xa8 pc=0xf2a2f7] goroutine 5099925 [running]: panic(0x115bb00, 0x1d2d3c0) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc0002baaf0 sp=0xc0002baa28 pc=0x437c65 runtime.panicmem() GOROOT/src/runtime/panic.go:212 +0x5b fp=0xc0002bab10 sp=0xc0002baaf0 pc=0x435cbb runtime.sigpanic() GOROOT/src/runtime/signal_unix.go:734 +0x173 fp=0xc0002bab48 sp=0xc0002bab10 pc=0x44fa93 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).callFuture(0xc01def96e0, 0xc01ebad500, 0xc01e99f380, 0x0, 0x0, 0x0) pkg/sentry/fsimpl/fuse/connection.go:287 +0x97 fp=0xc0002babc0 sp=0xc0002bab48 pc=0xf2a2f7 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).Call(0xc01def96e0, 0xc01ebad500, 0xc01e99f380, 0x1, 0xc000000003, 0x14bc730) pkg/sentry/fsimpl/fuse/connection.go:262 +0x65 fp=0xc0002bac00 sp=0xc0002babc0 pc=0xf2a105 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*inode).getAttr(0xc01eb88400, 0x14c07d8, 0xc01ebad500, 0xc041d3c9c0, 0x7ff, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/fsimpl/fuse/fusefs.go:741 +0x20d fp=0xc0002baeb8 sp=0xc0002bac00 pc=0xf3266d gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*inode).Stat(0xc01eb88400, 0x14c07d8, 0xc01ebad500, 0xc041d3c9c0, 0x7ff, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/fsimpl/fuse/fusefs.go:786 +0xb3 fp=0xc0002bb0f8 sp=0xc0002baeb8 pc=0xf32dd3 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).StatAt(0xc041d3c9c0, 0x14c07d8, 0xc01ebad500, 0xc01630c480, 0x7ff, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/fsimpl/kernfs/filesystem.go:828 +0x216 fp=0xc0002bb328 sp=0xc0002bb0f8 pc=0x85de16 gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).StatAt(0xc00016c180, 0x14c07d8, 0xc01ebad500, 0xc0002c9800, 0xc0002bba70, 0xc0002bb610, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/vfs/vfs.go:599 +0xe7 fp=0xc0002bb538 sp=0xc0002bb328 pc=0x76c727 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.fstatat(0xc01ebad500, 0xc0ffffff9c, 0x20001d40, 0x0, 0x300000000, 0x0, 0x0) pkg/sentry/syscalls/linux/vfs2/stat.go:104 +0x2a9 fp=0xc0002bbac8 sp=0xc0002bb538 pc=0xe81ca9 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Newfstatat(0xc01ebad500, 0xffffffffffffff9c, 0x20001d40, 0x0, 0x0, 0x0, 0x0, 0x96426, 0xc008872bf4, 0x40000002, ...) pkg/sentry/syscalls/linux/vfs2/stat.go:50 +0x51 fp=0xc0002bbb10 sp=0xc0002bbac8 pc=0xe819b1 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc01ebad500, 0x106, 0xffffffffffffff9c, 0x20001d40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1317be0, ...) pkg/sentry/kernel/task_syscall.go:103 +0x13c fp=0xc0002bbc70 sp=0xc0002bbb10 pc=0x9f19dc gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc01ebad500, 0x106, 0xffffffffffffff9c, 0x20001d40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:238 +0x66 fp=0xc0002bbcf8 sp=0xc0002bbc70 pc=0x9f2b86 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc01ebad500, 0x106, 0xffffffffffffff9c, 0x20001d40, 0x0, 0x0, 0x0, 0x0, 0x14d19e8, 0xc02afde900) pkg/sentry/kernel/task_syscall.go:198 +0x98 fp=0xc0002bbd58 sp=0xc0002bbcf8 pc=0x9f2778 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc01ebad500, 0x2, 0xc01ebad500) pkg/sentry/kernel/task_syscall.go:173 +0x15c fp=0xc0002bbe28 sp=0xc0002bbd58 pc=0x9f211c gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc01ebad500, 0x14929c0, 0x0) pkg/sentry/kernel/task_run.go:254 +0xc27 fp=0xc0002bbf68 sp=0xc0002bbe28 pc=0x9e6ea7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc01ebad500, 0xac2b) pkg/sentry/kernel/task_run.go:95 +0x182 fp=0xc0002bbfd0 sp=0xc0002bbf68 pc=0x9e5de2 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc0002bbfd8 sp=0xc0002bbfd0 pc=0x472861 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:342 +0xfe