panic: Child "" for parent Dentry &{vfsd:{mu:{Mutex:{state:0 sema:0}} dead:false mounts:0 impl:0xc000498af0} DentryRefs:{refCount:5} fs:0xc0006ea900 flags:1 parent: name: dirMu:{Mutex:{state:0 sema:0}} children:map[bus:0xc000498b60] inode:0xc0001d2f00} disappeared inside atomic section? goroutine 395 [running]: panic(0x100cc20, 0xc0003babe0) GOROOT/src/runtime/panic.go:1064 +0x46d fp=0xc00056f618 sp=0xc00056f560 pc=0x43438d gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).RenameAt(0xc0006ea900, 0x14045a0, 0xc0004a4000, 0xc000276000, 0xc000536ba0, 0xc000498af0, 0xc00069eb02, 0x3, 0x0, 0x0, ...) pkg/sentry/fsimpl/kernfs/filesystem.go:848 +0xf14 fp=0xc00056f928 sp=0xc00056f618 pc=0x808314 gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).RenameAt(0xc000372188, 0x14045a0, 0xc0004a4000, 0xc0001dd200, 0xc00056fa78, 0xc00056fac8, 0xc00056fa70, 0xc0002c35c0, 0xc0006d8800) pkg/sentry/vfs/vfs.go:640 +0x256 fp=0xc00056f9d0 sp=0xc00056f928 pc=0x71bab6 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.renameat(0xc0004a4000, 0xffffff9c, 0x20000000, 0xc0ffffff9c, 0x20000040, 0x0, 0x0, 0x0) pkg/sentry/syscalls/linux/vfs2/filesystem.go:297 +0x370 fp=0xc00056fb58 sp=0xc00056f9d0 pc=0xd43110 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Rename(0xc0004a4000, 0x20000000, 0x20000040, 0x73, 0x0, 0x0, 0x0, 0xc00056fc14, 0xdcf948, 0x65, ...) pkg/sentry/syscalls/linux/vfs2/filesystem.go:242 +0x79 fp=0xc00056fba8 sp=0xc00056fb58 pc=0xd42b99 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0004a4000, 0x52, 0x20000000, 0x20000040, 0x73, 0x0, 0x0, 0x0, 0x0, 0x11f2b20, ...) pkg/sentry/kernel/task_syscall.go:117 +0x1b6 fp=0xc00056fc68 sp=0xc00056fba8 pc=0x971a56 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0004a4000, 0x52, 0x20000000, 0x20000040, 0x73, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:292 +0x70 fp=0xc00056fcf0 sp=0xc00056fc68 pc=0x972d40 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0004a4000, 0x52, 0x20000000, 0x20000040, 0x73, 0x0, 0x0, 0x0, 0x13d2001, 0x100000000000000) pkg/sentry/kernel/task_syscall.go:239 +0xb4 fp=0xc00056fd50 sp=0xc00056fcf0 pc=0x9727f4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0004a4000, 0x2, 0xc0004a4000) pkg/sentry/kernel/task_syscall.go:206 +0x198 fp=0xc00056fe10 sp=0xc00056fd50 pc=0x9720d8 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc0004a4000, 0x13d2080, 0x0) pkg/sentry/kernel/task_run.go:321 +0xd88 fp=0xc00056ff60 sp=0xc00056fe10 pc=0x965068 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0004a4000, 0xb) pkg/sentry/kernel/task_run.go:97 +0x1bd fp=0xc00056ffd0 sp=0xc00056ff60 pc=0x963bad runtime.goexit() src/runtime/asm_amd64.s:1373 +0x1 fp=0xc00056ffd8 sp=0xc00056ffd0 pc=0x467da1 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:371 +0x112