panic: Child "." for parent Dentry &{vfsd:{mu:{m:{Mutex:{state:0 sema:0}}} dead:false mounts:0 impl:0xc0004ae3f0} refs:7 fs:0xc00027a000 flags:1 parent: name: cached:false dentryEntry:{next: prev:} dirMu:{m:{Mutex:{state:0 sema:0}}} children:map[bus:0xc0002782d0] inode:0xc00002c000} disappeared inside atomic section? goroutine 595 [running]: panic(0x16e60e0, 0xc000152700) GOROOT/src/runtime/panic.go:1064 +0x470 fp=0xc0006f3000 sp=0xc0006f2f48 pc=0x439130 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).RenameAt(0xc00027a000, 0x1aa2280, 0xc00030aa80, 0xc00054b200, 0xc000670000, 0xc0004ae3f0, 0xc000604402, 0x3, 0x0, 0x0, ...) pkg/sentry/fsimpl/kernfs/filesystem.go:681 +0x1130 fp=0xc0006f3370 sp=0xc0006f3000 pc=0xb698b0 gvisor.dev/gvisor/pkg/sentry/fsimpl/sys.(*filesystem).RenameAt(0xc00027a000, 0x1aa2280, 0xc00030aa80, 0xc00054b200, 0xc000670000, 0xc0004ae3f0, 0xc000604402, 0x3, 0x0, 0x0, ...) :1 +0xbe fp=0xc0006f33e8 sp=0xc0006f3370 pc=0x11e651e gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).RenameAt(0xc0001a0188, 0x1aa2280, 0xc00030aa80, 0xc00070d320, 0xc0006f3620, 0xc0006f3670, 0xc0006f3558, 0xc0003825a0, 0xc00049e800) pkg/sentry/vfs/vfs.go:530 +0x392 fp=0xc0006f34c0 sp=0xc0006f33e8 pc=0xa1a4b2 gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.renameat(0xc00030aa80, 0xc0ffffff9c, 0x20000080, 0xc0ffffff9c, 0x20000040, 0x0, 0x0, 0x0) pkg/sentry/syscalls/linux/vfs2/filesystem.go:242 +0x38b fp=0xc0006f36d0 sp=0xc0006f34c0 pc=0x12f294b gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Rename(0xc00030aa80, 0x20000080, 0x20000040, 0x2e, 0x0, 0x0, 0x0, 0xc000046800, 0xc0006f37a8, 0x4435bc, ...) pkg/sentry/syscalls/linux/vfs2/filesystem.go:198 +0x69 fp=0xc0006f3730 sp=0xc0006f36d0 pc=0x12f2389 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc00030aa80, 0x52, 0x20000080, 0x20000040, 0x2e, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/kernel/task_syscall.go:104 +0x453 fp=0xc0006f39d0 sp=0xc0006f3730 pc=0xd640f3 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00030aa80, 0x52, 0x20000080, 0x20000040, 0x2e, 0x0, 0x0, 0x0, 0x408638, 0xc00030b35f) pkg/sentry/kernel/task_syscall.go:239 +0xba fp=0xc0006f3ab0 sp=0xc0006f39d0 pc=0xd6587a gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00030aa80, 0x52, 0x20000080, 0x20000040, 0x2e, 0x0, 0x0, 0x0, 0x13793cb, 0x2d23d54) pkg/sentry/kernel/task_syscall.go:199 +0x10f fp=0xc0006f3b60 sp=0xc0006f3ab0 pc=0xd6518f gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00030aa80, 0x2, 0xc00030aa80) pkg/sentry/kernel/task_syscall.go:174 +0x1ea fp=0xc0006f3ca0 sp=0xc0006f3b60 pc=0xd6492a gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc00030aa80, 0x1a729c0, 0x0) pkg/sentry/kernel/task_run.go:282 +0x12a7 fp=0xc0006f3ed8 sp=0xc0006f3ca0 pc=0xd50327 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00030aa80, 0xd) pkg/sentry/kernel/task_run.go:97 +0x398 fp=0xc0006f3fd0 sp=0xc0006f3ed8 pc=0xd4e458 runtime.goexit() src/runtime/asm_amd64.s:1374 +0x1 fp=0xc0006f3fd8 sp=0xc0006f3fd0 pc=0x474681 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:323 +0x1a5