panic: Child "." for parent Dentry &{vfsd:{mu:{m:{Mutex:{state:0 sema:0}}} dead:false mounts:0 impl:0xc0006f6120} refs:7 fs:0xc0002a2000 flags:1 parent: name: cached:false dentryEntry:{next: prev:} dirMu:{m:{Mutex:{state:0 sema:0}}} children:map[bus:0xc0006f61b0] inode:0xc00031d880} disappeared inside atomic section? goroutine 526 [running]: panic(0xfd1200, 0xc00034e860) GOROOT/src/runtime/panic.go:1064 +0x470 fp=0xc0001f5560 sp=0xc0001f54a8 pc=0x437110 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).RenameAt(0xc0002a2000, 0x132cca0, 0xc0001eca80, 0xc0002b6000, 0xc0006bd140, 0xc0006f6120, 0xc0002c2802, 0x3, 0x0, 0x0, ...) pkg/sentry/fsimpl/kernfs/filesystem.go:681 +0xdec fp=0xc0001f5878 sp=0xc0001f5560 pc=0x895acc gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).RenameAt(0xc0002a7088, 0x132cca0, 0xc0001eca80, 0xc00070f980, 0xc0001f59c8, 0xc0001f5a18, 0xc0001f59c0, 0xc00083c000, 0xc000838000) pkg/sentry/vfs/vfs.go:530 +0x1e2 fp=0xc0001f5920 sp=0xc0001f5878 pc=0x7be5e2 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.renameat(0xc0001eca80, 0xffffff9c, 0x20000080, 0xc0ffffff9c, 0x20000040, 0xc000000000, 0x0, 0x0) pkg/sentry/syscalls/linux/vfs2/filesystem.go:242 +0x325 fp=0xc0001f5aa8 sp=0xc0001f5920 pc=0xd895e5 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Rename(0xc0001eca80, 0x20000080, 0x20000040, 0x2e, 0x0, 0x0, 0x0, 0x3d, 0x1756e, 0xc0001f5be4, ...) pkg/sentry/syscalls/linux/vfs2/filesystem.go:198 +0x5b fp=0xc0001f5af8 sp=0xc0001f5aa8 pc=0xd890db gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0001eca80, 0x52, 0x20000080, 0x20000040, 0x2e, 0x0, 0x0, 0x0, 0x1, 0x11ade20, ...) pkg/sentry/kernel/task_syscall.go:104 +0x13c fp=0xc0001f5c58 sp=0xc0001f5af8 pc=0x9d3a1c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0001eca80, 0x52, 0x20000080, 0x20000040, 0x2e, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:239 +0x66 fp=0xc0001f5ce0 sp=0xc0001f5c58 pc=0x9d4be6 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0001eca80, 0x52, 0x20000080, 0x20000040, 0x2e, 0x0, 0x0, 0x0, 0xde7bce, 0xc0001ea2e0) pkg/sentry/kernel/task_syscall.go:199 +0x98 fp=0xc0001f5d40 sp=0xc0001f5ce0 pc=0x9d4798 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0001eca80, 0x2, 0xc0001eca80) pkg/sentry/kernel/task_syscall.go:174 +0x15c fp=0xc0001f5e10 sp=0xc0001f5d40 pc=0x9d413c gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc0001eca80, 0x12fdb60, 0x0) pkg/sentry/kernel/task_run.go:282 +0xc45 fp=0xc0001f5f60 sp=0xc0001f5e10 pc=0x9c8545 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0001eca80, 0xc) pkg/sentry/kernel/task_run.go:97 +0x1af fp=0xc0001f5fd0 sp=0xc0001f5f60 pc=0x9c720f runtime.goexit() src/runtime/asm_amd64.s:1374 +0x1 fp=0xc0001f5fd8 sp=0xc0001f5fd0 pc=0x470681 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:323 +0xfe