panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0xa8 pc=0xf2a2f7] goroutine 125898 [running]: panic(0x115bb00, 0x1d2d3c0) GOROOT/src/runtime/panic.go:1065 +0x565 fp=0xc001b9f2d0 sp=0xc001b9f208 pc=0x437c65 runtime.panicmem() GOROOT/src/runtime/panic.go:212 +0x5b fp=0xc001b9f2f0 sp=0xc001b9f2d0 pc=0x435cbb runtime.sigpanic() GOROOT/src/runtime/signal_unix.go:734 +0x173 fp=0xc001b9f328 sp=0xc001b9f2f0 pc=0x44fa93 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).callFuture(0xc001312c00, 0xc0037a2a80, 0xc001693c80, 0x0, 0x0, 0x0) pkg/sentry/fsimpl/fuse/connection.go:287 +0x97 fp=0xc001b9f3a0 sp=0xc001b9f328 pc=0xf2a2f7 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*connection).Call(0xc001312c00, 0xc0037a2a80, 0xc001693c80, 0x1, 0xc00000001b, 0x14bc9a0) pkg/sentry/fsimpl/fuse/connection.go:262 +0x65 fp=0xc001b9f3e0 sp=0xc001b9f3a0 pc=0xf2a105 gvisor.dev/gvisor/pkg/sentry/fsimpl/fuse.(*inode).Open(0xc0031d7800, 0x14c07d8, 0xc0037a2a80, 0xc002a63680, 0xc002ba75f0, 0x241, 0x0, 0xc0003042f0, 0xc001b9f523) pkg/sentry/fsimpl/fuse/fusefs.go:439 +0x289 fp=0xc001b9f480 sp=0xc001b9f3e0 pc=0xf304a9 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).OpenAt(0xc00252ec00, 0x14c07d8, 0xc0037a2a80, 0xc002a63680, 0x241, 0x0, 0x0, 0x0) pkg/sentry/fsimpl/kernfs/filesystem.go:523 +0x124f fp=0xc001b9f6d8 sp=0xc001b9f480 pc=0x85bccf gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).OpenAt(0xc0001a4180, 0x14c07d8, 0xc0037a2a80, 0xc0006488a0, 0xc001b9f9d0, 0xc001b9f9b8, 0x100, 0xc0001624e0, 0xc00047b200) pkg/sentry/vfs/vfs.go:437 +0x196 fp=0xc001b9f918 sp=0xc001b9f6d8 pc=0x76b3b6 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.openat(0xc0037a2a80, 0xffffff9c, 0x20000000, 0xc000000241, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/syscalls/linux/vfs2/filesystem.go:179 +0x2c5 fp=0xc001b9fab8 sp=0xc001b9f918 pc=0xe62f45 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Creat(0xc0037a2a80, 0x20000000, 0x0, 0x5569011c46a9, 0x0, 0x0, 0x0, 0x71e38, 0xc001b9fbf4, 0x40000002, ...) pkg/sentry/syscalls/linux/vfs2/filesystem.go:165 +0x4f fp=0xc001b9fb10 sp=0xc001b9fab8 pc=0xe62c2f gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0037a2a80, 0x55, 0x20000000, 0x0, 0x5569011c46a9, 0x0, 0x0, 0x0, 0x0, 0x1317be0, ...) pkg/sentry/kernel/task_syscall.go:103 +0x13c fp=0xc001b9fc70 sp=0xc001b9fb10 pc=0x9f19dc gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0037a2a80, 0x55, 0x20000000, 0x0, 0x5569011c46a9, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:238 +0x66 fp=0xc001b9fcf8 sp=0xc001b9fc70 pc=0x9f2b86 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0037a2a80, 0x55, 0x20000000, 0x0, 0x5569011c46a9, 0x0, 0x0, 0x0, 0x14d19e8, 0xc00132a900) pkg/sentry/kernel/task_syscall.go:198 +0x98 fp=0xc001b9fd58 sp=0xc001b9fcf8 pc=0x9f2778 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0037a2a80, 0x2, 0xc0037a2a80) pkg/sentry/kernel/task_syscall.go:173 +0x15c fp=0xc001b9fe28 sp=0xc001b9fd58 pc=0x9f211c gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc0037a2a80, 0x14929c0, 0x0) pkg/sentry/kernel/task_run.go:254 +0xc27 fp=0xc001b9ff68 sp=0xc001b9fe28 pc=0x9e6ea7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0037a2a80, 0x6ab) pkg/sentry/kernel/task_run.go:95 +0x182 fp=0xc001b9ffd0 sp=0xc001b9ff68 pc=0x9e5de2 runtime.goexit() src/runtime/asm_amd64.s:1371 +0x1 fp=0xc001b9ffd8 sp=0xc001b9ffd0 pc=0x472861 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:342 +0xfe