panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0xa8 pc=0xf2a2f7] goroutine 3972102 [running]: panic(0x115bb00, 0x1d2d3c0) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc0083d8fa0 sp=0xc0083d8ed8 pc=0x437c65 runtime.panicmem() GOROOT/src/runtime/panic.go:212 +0x5b fp=0xc0083d8fc0 sp=0xc0083d8fa0 pc=0x435cbb runtime.sigpanic() GOROOT/src/runtime/signal_unix.go:734 +0x173 fp=0xc0083d8ff8 sp=0xc0083d8fc0 pc=0x44fa93 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).callFuture(0xc0076741e0, 0xc005062a80, 0xc007674300, 0x0, 0x0, 0x0) pkg/sentry/fsimpl/fuse/connection.go:287 +0x97 fp=0xc0083d9070 sp=0xc0083d8ff8 pc=0xf2a2f7 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).Call(0xc0076741e0, 0xc005062a80, 0xc007674300, 0x1, 0xc000000004, 0x14bcba8) pkg/sentry/fsimpl/fuse/connection.go:262 +0x65 fp=0xc0083d90b0 sp=0xc0083d9070 pc=0xf2a105 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*inode).setAttr(0xc0097b0400, 0x14c07d8, 0xc005062a80, 0xc020312780, 0xc000b835c0, 0x18, 0x0, 0x0, 0xee01, 0x0, ...) pkg/sentry/fsimpl/fuse/fusefs.go:860 +0x2cd fp=0xc0083d93b8 sp=0xc0083d90b0 pc=0xf3370d gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*inode).SetStat(0xc0097b0400, 0x14c07d8, 0xc005062a80, 0xc020312780, 0xc000b835c0, 0x18, 0x0, 0x0, 0xee01, 0x0, ...) pkg/sentry/fsimpl/fuse/fusefs.go:828 +0xb5 fp=0xc0083d94a8 sp=0xc0083d93b8 pc=0xf333f5 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).SetStatAt(0xc020312780, 0x14c07d8, 0xc005062a80, 0xc003aef680, 0x18, 0x0, 0x0, 0xee01, 0x0, 0x0, ...) pkg/sentry/fsimpl/kernfs/filesystem.go:816 +0x215 fp=0xc0083d95c0 sp=0xc0083d94a8 pc=0x85dad5 gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).SetStatAt(0xc0001ff300, 0x14c07d8, 0xc005062a80, 0xc000b835c0, 0xc0083d98e0, 0xc0083d9a18, 0x8a99e5, 0xc003e33000) pkg/sentry/vfs/vfs.go:583 +0x115 fp=0xc0083d9748 sp=0xc0083d95c0 pc=0x76c515 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.setstatat(0xc005062a80, 0xee01ffffff9c, 0xc00718b500, 0x7, 0x1, 0xc004360000, 0x0, 0xc0083d9a18, 0x0, 0x0) pkg/sentry/syscalls/linux/vfs2/setstat.go:458 +0x1ed fp=0xc0083d99b0 sp=0xc0083d9748 pc=0xe754ad gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.fchownat(0xc005062a80, 0xffffff9c, 0x20000000, 0xee0100000000, 0x100, 0x563c3bceef68, 0x0) pkg/sentry/syscalls/linux/vfs2/setstat.go:120 +0x1b4 fp=0xc0083d9ac8 sp=0xc0083d99b0 pc=0xe734d4 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Fchownat(0xc005062a80, 0xffffffffffffff9c, 0x20000000, 0x0, 0xee01, 0x100, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/setstat.go:102 +0x5d fp=0xc0083d9b10 sp=0xc0083d9ac8 pc=0xe732bd gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc005062a80, 0x104, 0xffffffffffffff9c, 0x20000000, 0x0, 0xee01, 0x100, 0x0, 0xc000001fa0, 0x1317be0, ...) pkg/sentry/kernel/task_syscall.go:103 +0x13c fp=0xc0083d9c70 sp=0xc0083d9b10 pc=0x9f19dc gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc005062a80, 0x104, 0xffffffffffffff9c, 0x20000000, 0x0, 0xee01, 0x100, 0x0, 0x100, 0x0) pkg/sentry/kernel/task_syscall.go:238 +0x66 fp=0xc0083d9cf8 sp=0xc0083d9c70 pc=0x9f2b86 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc005062a80, 0x104, 0xffffffffffffff9c, 0x20000000, 0x0, 0xee01, 0x100, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:198 +0x98 fp=0xc0083d9d58 sp=0xc0083d9cf8 pc=0x9f2778 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc005062a80, 0x2, 0xc005062a80) pkg/sentry/kernel/task_syscall.go:173 +0x15c fp=0xc0083d9e28 sp=0xc0083d9d58 pc=0x9f211c gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc005062a80, 0x14929c0, 0x0) pkg/sentry/kernel/task_run.go:254 +0xc27 fp=0xc0083d9f68 sp=0xc0083d9e28 pc=0x9e6ea7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc005062a80, 0xf7ed) pkg/sentry/kernel/task_run.go:95 +0x182 fp=0xc0083d9fd0 sp=0xc0083d9f68 pc=0x9e5de2 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc0083d9fd8 sp=0xc0083d9fd0 pc=0x472861 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:342 +0xfe