panic: Decrementing non-positive ref count 0xc00b821808, owned by tmpfs.inode goroutine 858495 [running]: panic({0xf82ce0, 0xc011ce78c0}) GOROOT/src/runtime/panic.go:941 +0x397 fp=0xc0024f1140 sp=0xc0024f1080 pc=0x4358b7 gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*inodeRefs).DecRef(0xc00b821808, 0xc011a5d500?) bazel-out/k8-fastbuild-ST-246649c541f7/bin/pkg/sentry/fsimpl/tmpfs/inode_refs.go:125 +0x16a fp=0xc0024f11a8 sp=0xc0024f1140 pc=0x874a8a gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*inode).decRef(0x40f968?, {0x13831b0?, 0xc011a5d500?}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:528 +0x5f fp=0xc0024f11e8 sp=0xc0024f11a8 pc=0x87d3df gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*inode).decLinksLocked(0x81cef7?, {0x13831b0?, 0xc011a5d500?}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:515 +0x73 fp=0xc0024f1210 sp=0xc0024f11e8 pc=0x87d313 gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*dentry).releaseChildrenLocked(0xc0024f12d0?, {0x13831b0, 0xc011a5d500}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:299 +0xea fp=0xc0024f12a8 sp=0xc0024f1210 pc=0x87c80a gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*dentry).releaseChildrenLocked(0x7f16583b0000?, {0x13831b0, 0xc011a5d500}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:295 +0x174 fp=0xc0024f1340 sp=0xc0024f12a8 pc=0x87c894 gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*dentry).releaseChildrenLocked(0x762045?, {0x13831b0, 0xc011a5d500}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:295 +0x174 fp=0xc0024f13d8 sp=0xc0024f1340 pc=0x87c894 gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*dentry).releaseChildrenLocked(0xc0024f1668?, {0x13831b0, 0xc011a5d500}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:295 +0x174 fp=0xc0024f1470 sp=0xc0024f13d8 pc=0x87c894 gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*dentry).releaseChildrenLocked(0xc0001edcd0?, {0x13831b0, 0xc011a5d500}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:295 +0x174 fp=0xc0024f1508 sp=0xc0024f1470 pc=0x87c894 gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*filesystem).Release(0xc000826000, {0x13831b0, 0xc011a5d500}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:272 +0xc7 fp=0xc0024f1538 sp=0xc0024f1508 pc=0x87c6c7 gvisor.dev/gvisor/pkg/sentry/vfs.(*Filesystem).DecRef.func1() pkg/sentry/vfs/filesystem.go:81 +0xbd fp=0xc0024f1578 sp=0xc0024f1538 pc=0x74eedd gvisor.dev/gvisor/pkg/sentry/vfs.(*FilesystemRefs).DecRef(0xc011a5d500?, 0xc0024f15f0) bazel-out/k8-fastbuild-ST-246649c541f7/bin/pkg/sentry/vfs/filesystem_refs.go:131 +0x7e fp=0xc0024f15e0 sp=0xc0024f1578 pc=0x74f79e gvisor.dev/gvisor/pkg/sentry/vfs.(*Filesystem).DecRef(0xc0024f1660?, {0x13831b0?, 0xc011a5d500?}) pkg/sentry/vfs/filesystem.go:77 +0x5b fp=0xc0024f1620 sp=0xc0024f15e0 pc=0x74eddb gvisor.dev/gvisor/pkg/sentry/vfs.(*Mount).destroy(0xc002031400, {0x13831b0, 0xc011a5d500}) pkg/sentry/vfs/mount.go:926 +0x16d fp=0xc0024f1670 sp=0xc0024f1620 pc=0x75936d gvisor.dev/gvisor/pkg/sentry/vfs.(*Mount).DecRef(0xc002031400, {0x13831b0, 0xc011a5d500}) pkg/sentry/vfs/mount.go:910 +0xa5 fp=0xc0024f1698 sp=0xc0024f1670 pc=0x7591c5 gvisor.dev/gvisor/pkg/sentry/vfs.VirtualDentry.DecRef({0xc002031400?, 0xc0072b4800?}, {0x13831b0, 0xc011a5d500}) pkg/sentry/vfs/vfs.go:927 +0x6d fp=0xc0024f16c8 sp=0xc0024f1698 pc=0x7686ad gvisor.dev/gvisor/pkg/sentry/syscalls/linux.(*taskPathOperation).Release(0xc0024f1808, 0xc001ce0c00?) pkg/sentry/syscalls/linux/path.go:77 +0x76 fp=0xc0024f1700 sp=0xc0024f16c8 pc=0xaa47b6 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.renameat.func1() pkg/sentry/syscalls/linux/sys_file.go:1567 +0x2a fp=0xc0024f1720 sp=0xc0024f1700 pc=0xabcfaa gvisor.dev/gvisor/pkg/sentry/syscalls/linux.renameat(0xc011a5d500, 0xab7cc6?, 0xc011a5d500?, 0x0?, 0x55c4c82acf88?, 0x0) pkg/sentry/syscalls/linux/sys_file.go:1579 +0x3c8 fp=0xc0024f1918 sp=0xc0024f1720 pc=0xabcdc8 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Rename(0xc011a5d500?, {{0x20000000}, {0x20000280}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/sys_file.go:1535 +0x4b fp=0xc0024f1958 sp=0xc0024f1918 pc=0xabc88b gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc011a5d500, 0x52, {{0x20000000}, {0x20000280}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:142 +0x80b fp=0xc0024f1c98 sp=0xc0024f1958 pc=0x9766ab gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc011a5d500, 0x85?, {{0x20000000}, {0x20000280}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:322 +0x54 fp=0xc0024f1cf8 sp=0xc0024f1c98 pc=0x977c94 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0x81018f?, 0x1?, {{0x20000000}, {0x20000280}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:282 +0x85 fp=0xc0024f1d58 sp=0xc0024f1cf8 pc=0x977885 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc011a78750?) pkg/sentry/kernel/task_syscall.go:257 +0x3ac fp=0xc0024f1e50 sp=0xc0024f1d58 pc=0x97754c gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc002031380?, 0xc011a5d500) pkg/sentry/kernel/task_run.go:253 +0x1125 fp=0xc0024f1f60 sp=0xc0024f1e50 pc=0x969465 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc011a5d500, 0x9a3c) pkg/sentry/kernel/task_run.go:94 +0x1ec fp=0xc0024f1fc0 sp=0xc0024f1f60 pc=0x967cac gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1() pkg/sentry/kernel/task_start.go:378 +0x2a fp=0xc0024f1fe0 sp=0xc0024f1fc0 pc=0x974b4a runtime.goexit() src/runtime/asm_amd64.s:1571 +0x1 fp=0xc0024f1fe8 sp=0xc0024f1fe0 pc=0x4695c1 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:378 +0x105