panic: Child "." for parent Dentry &{vfsd:{mu:{m:{Mutex:{state:0 sema:0}}} dead:false mounts:0 impl:0xc004cb62d0} refs:7 fs:0xc0017a2000 flags:1 parent: name: cached:false dentryEntry:{next: prev:} dirMu:{m:{Mutex:{state:0 sema:0}}} children:map[bus:0xc003b3e2d0] inode:0xc08d2f7c00} disappeared inside atomic section? goroutine 683809 [running]: panic(0x10b8200, 0xc0164bd8c0) GOROOT/src/runtime/panic.go:1064 +0x470 fp=0xc00095b600 sp=0xc00095b548 pc=0x437110 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).RenameAt(0xc0017a2000, 0x142ff40, 0xc1132bea80, 0xc00bf16000, 0xc10fe694a0, 0xc004cb62d0, 0xc08e716002, 0x3, 0x0, 0x0, ...) pkg/sentry/fsimpl/kernfs/filesystem.go:905 +0xf2a fp=0xc00095b910 sp=0xc00095b600 pc=0x8ef48a gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).RenameAt(0xc0001a4b88, 0x142ff40, 0xc1132bea80, 0xc000917020, 0xc00095ba60, 0xc00095bab0, 0xc00095ba58, 0xc0000da480, 0xc0003a4000) pkg/sentry/vfs/vfs.go:660 +0x25f fp=0xc00095b9b8 sp=0xc00095b910 pc=0x7f73ff gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.renameat(0xc1132bea80, 0xc0ffffff9c, 0x20000080, 0xffffff9c, 0x20000040, 0x2b4400000000, 0x0, 0x0) pkg/sentry/syscalls/linux/vfs2/filesystem.go:296 +0x37c fp=0xc00095bb40 sp=0xc00095b9b8 pc=0xe5c25c gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Rename(0xc1132bea80, 0x20000080, 0x20000040, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/vfs2/filesystem.go:241 +0x79 fp=0xc00095bb90 sp=0xc00095bb40 pc=0xe5bcb9 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc1132bea80, 0x52, 0x20000080, 0x20000040, 0x0, 0x0, 0x0, 0x0, 0xeb7e37, 0x1294e20, ...) pkg/sentry/kernel/task_syscall.go:116 +0x1b9 fp=0xc00095bc50 sp=0xc00095bb90 pc=0xa4eb79 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc1132bea80, 0x52, 0x20000080, 0x20000040, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:291 +0x70 fp=0xc00095bcd8 sp=0xc00095bc50 pc=0xa4fe30 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc1132bea80, 0x52, 0x20000080, 0x20000040, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:238 +0xb4 fp=0xc00095bd38 sp=0xc00095bcd8 pc=0xa4f934 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc1132bea80, 0x2, 0xc1132bea80) pkg/sentry/kernel/task_syscall.go:205 +0x198 fp=0xc00095be08 sp=0xc00095bd38 pc=0xa4f218 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc1132bea80, 0x14011c0, 0x0) pkg/sentry/kernel/task_run.go:327 +0xd95 fp=0xc00095bf60 sp=0xc00095be08 pc=0xa41cd5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc1132bea80, 0x3cb4) pkg/sentry/kernel/task_run.go:100 +0x1e2 fp=0xc00095bfd0 sp=0xc00095bf60 pc=0xa407e2 runtime.goexit() src/runtime/asm_amd64.s:1374 +0x1 fp=0xc00095bfd8 sp=0xc00095bfd0 pc=0x470681 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:374 +0x116