panic: Child "." for parent Dentry &{vfsd:{mu:{m:{Mutex:{state:0 sema:0}}} dead:false mounts:0 impl:0xc0004c82d0} refs:7 fs:0xc000336000 flags:1 parent: name: cached:false dentryEntry:{next: prev:} dirMu:{m:{Mutex:{state:0 sema:0}}} children:map[bus:0xc0004c8360] inode:0xc0007a4380} disappeared inside atomic section? goroutine 603 [running]: panic(0x10b8200, 0xc0009862a0) GOROOT/src/runtime/panic.go:1064 +0x470 fp=0xc0008d7600 sp=0xc0008d7548 pc=0x437110 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).RenameAt(0xc000336000, 0x142ff40, 0xc00052aa80, 0xc00035a000, 0xc000531800, 0xc0004c82d0, 0xc000377202, 0x3, 0x0, 0x0, ...) pkg/sentry/fsimpl/kernfs/filesystem.go:905 +0xf2a fp=0xc0008d7910 sp=0xc0008d7600 pc=0x8ef48a gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).RenameAt(0xc0004e4188, 0x142ff40, 0xc00052aa80, 0xc0006ddf80, 0xc0008d7a60, 0xc0008d7ab0, 0xc0008d7a58, 0xc00015c060, 0xc00024e000) pkg/sentry/vfs/vfs.go:660 +0x25f fp=0xc0008d79b8 sp=0xc0008d7910 pc=0x7f73ff gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.renameat(0xc00052aa80, 0xffffff9c, 0x20000080, 0xffffff9c, 0x20000040, 0x0, 0x0, 0x0) pkg/sentry/syscalls/linux/vfs2/filesystem.go:296 +0x37c fp=0xc0008d7b40 sp=0xc0008d79b8 pc=0xe5c25c gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Rename(0xc00052aa80, 0x20000080, 0x20000040, 0x2e, 0x0, 0x0, 0x0, 0x0, 0x857f008d0108, 0xc0008d7c60, ...) pkg/sentry/syscalls/linux/vfs2/filesystem.go:241 +0x79 fp=0xc0008d7b90 sp=0xc0008d7b40 pc=0xe5bcb9 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc00052aa80, 0x52, 0x20000080, 0x20000040, 0x2e, 0x0, 0x0, 0x0, 0x0, 0x1294e20, ...) pkg/sentry/kernel/task_syscall.go:116 +0x1b9 fp=0xc0008d7c50 sp=0xc0008d7b90 pc=0xa4eb79 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00052aa80, 0x52, 0x20000080, 0x20000040, 0x2e, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:291 +0x70 fp=0xc0008d7cd8 sp=0xc0008d7c50 pc=0xa4fe30 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00052aa80, 0x52, 0x20000080, 0x20000040, 0x2e, 0x0, 0x0, 0x0, 0xc00076c460, 0xc00076c3c0) pkg/sentry/kernel/task_syscall.go:238 +0xb4 fp=0xc0008d7d38 sp=0xc0008d7cd8 pc=0xa4f934 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00052aa80, 0x2, 0xc00052aa80) pkg/sentry/kernel/task_syscall.go:205 +0x198 fp=0xc0008d7e08 sp=0xc0008d7d38 pc=0xa4f218 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc00052aa80, 0x14011c0, 0x0) pkg/sentry/kernel/task_run.go:327 +0xd95 fp=0xc0008d7f60 sp=0xc0008d7e08 pc=0xa41cd5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00052aa80, 0xd) pkg/sentry/kernel/task_run.go:100 +0x1e2 fp=0xc0008d7fd0 sp=0xc0008d7f60 pc=0xa407e2 runtime.goexit() src/runtime/asm_amd64.s:1374 +0x1 fp=0xc0008d7fd8 sp=0xc0008d7fd0 pc=0x470681 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:374 +0x116